X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fui%2Fgui%2Fpspp-sheet-view.c;fp=src%2Fui%2Fgui%2Fpspp-sheet-view.c;h=0000000000000000000000000000000000000000;hb=7293c1a383d325c371bd708401e5a1d7586a4d90;hp=13f05ebf4f1e31ce0f58db41bd7192ea6c0908ae;hpb=258cbd9cdf386687122b0854274923acafc786d4;p=pspp diff --git a/src/ui/gui/pspp-sheet-view.c b/src/ui/gui/pspp-sheet-view.c deleted file mode 100644 index 13f05ebf4f..0000000000 --- a/src/ui/gui/pspp-sheet-view.c +++ /dev/null @@ -1,12530 +0,0 @@ -/* PSPPIRE - a graphical user interface for PSPP. - Copyright (C) 2011, 2012, 2013, 2015 Free Software Foundation, Inc. - - This program is free software: you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation, either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see . */ - -/* gtktreeview.c - * Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include - -#include "ui/gui/pspp-sheet-private.h" - -#include -#include -#include -#include -#include - -#include "ui/gui/psppire-marshal.h" -#include "ui/gui/pspp-sheet-selection.h" - -#define P_(STRING) STRING -#define GTK_PARAM_READABLE G_PARAM_READABLE|G_PARAM_STATIC_NAME|G_PARAM_STATIC_NICK|G_PARAM_STATIC_BLURB -#define GTK_PARAM_READWRITE G_PARAM_READWRITE|G_PARAM_STATIC_NAME|G_PARAM_STATIC_NICK|G_PARAM_STATIC_BLURB - -/* Many keyboard shortcuts for Mac are the same as for X - * except they use Command key instead of Control (e.g. Cut, - * Copy, Paste). This symbol is for those simple cases. */ -#ifndef GDK_WINDOWING_QUARTZ -#define GTK_DEFAULT_ACCEL_MOD_MASK GDK_CONTROL_MASK -#else -#define GTK_DEFAULT_ACCEL_MOD_MASK GDK_META_MASK -#endif - -#define PSPP_SHEET_VIEW_PRIORITY_VALIDATE (GDK_PRIORITY_REDRAW + 5) -#define PSPP_SHEET_VIEW_PRIORITY_SCROLL_SYNC (PSPP_SHEET_VIEW_PRIORITY_VALIDATE + 2) -#define PSPP_SHEET_VIEW_TIME_MS_PER_IDLE 30 -#define SCROLL_EDGE_SIZE 15 -#define EXPANDER_EXTRA_PADDING 4 -#define PSPP_SHEET_VIEW_SEARCH_DIALOG_TIMEOUT 5000 - -/* The "background" areas of all rows/cells add up to cover the entire tree. - * The background includes all inter-row and inter-cell spacing. - * The "cell" areas are the cell_area passed in to gtk_cell_renderer_render(), - * i.e. just the cells, no spacing. - */ - -#define BACKGROUND_HEIGHT(tree_view) (tree_view->priv->fixed_height) -#define CELL_HEIGHT(tree_view, separator) ((BACKGROUND_HEIGHT (tree_view)) - (separator)) - -/* Translate from bin_window coordinates to rbtree (tree coordinates) and - * vice versa. - */ -#define TREE_WINDOW_Y_TO_RBTREE_Y(tree_view,y) ((y) + tree_view->priv->dy) -#define RBTREE_Y_TO_TREE_WINDOW_Y(tree_view,y) ((y) - tree_view->priv->dy) - -/* This is in bin_window coordinates */ -#define BACKGROUND_FIRST_PIXEL(tree_view,node) (RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, pspp_sheet_view_node_find_offset (tree_view, (node)))) -#define CELL_FIRST_PIXEL(tree_view,node,separator) (BACKGROUND_FIRST_PIXEL (tree_view,node) + separator/2) - -#define ROW_HEIGHT(tree_view) \ - ((tree_view->priv->fixed_height > 0) ? (tree_view->priv->fixed_height) : (tree_view)->priv->expander_size) - - -typedef struct _PsppSheetViewChild PsppSheetViewChild; -struct _PsppSheetViewChild -{ - GtkWidget *widget; - PsppSheetViewColumn *column; - int node; -}; - - -typedef struct _TreeViewDragInfo TreeViewDragInfo; -struct _TreeViewDragInfo -{ - GdkModifierType start_button_mask; - GtkTargetList *_unused_source_target_list; - GdkDragAction source_actions; - - GtkTargetList *_unused_dest_target_list; - - guint source_set : 1; - guint dest_set : 1; -}; - - -/* Signals */ -enum -{ - ROW_ACTIVATED, - COLUMNS_CHANGED, - CURSOR_CHANGED, - MOVE_CURSOR, - SELECT_ALL, - UNSELECT_ALL, - SELECT_CURSOR_ROW, - TOGGLE_CURSOR_ROW, - START_INTERACTIVE_SEARCH, - LAST_SIGNAL -}; - -/* Properties */ -enum { - PROP_0, - PROP_MODEL, - PROP_HADJUSTMENT, - PROP_VADJUSTMENT, - PROP_HSCROLL_POLICY, - PROP_VSCROLL_POLICY, - PROP_HEADERS_VISIBLE, - PROP_HEADERS_CLICKABLE, - PROP_REORDERABLE, - PROP_RULES_HINT, - PROP_ENABLE_SEARCH, - PROP_SEARCH_COLUMN, - PROP_HOVER_SELECTION, - PROP_RUBBER_BANDING, - PROP_ENABLE_GRID_LINES, - PROP_TOOLTIP_COLUMN, - PROP_SPECIAL_CELLS, - PROP_FIXED_HEIGHT, - PROP_FIXED_HEIGHT_SET -}; - -/* object signals */ -static void pspp_sheet_view_finalize (GObject *object); -static void pspp_sheet_view_set_property (GObject *object, - guint prop_id, - const GValue *value, - GParamSpec *pspec); -static void pspp_sheet_view_get_property (GObject *object, - guint prop_id, - GValue *value, - GParamSpec *pspec); - -static void pspp_sheet_view_dispose (GObject *object); - -/* gtkwidget signals */ -static void pspp_sheet_view_realize (GtkWidget *widget); -static void pspp_sheet_view_unrealize (GtkWidget *widget); -static void pspp_sheet_view_map (GtkWidget *widget); -static void pspp_sheet_view_size_request (GtkWidget *widget, - GtkRequisition *requisition); -static void pspp_sheet_view_size_allocate (GtkWidget *widget, - GtkAllocation *allocation); -static gboolean pspp_sheet_view_draw (GtkWidget *widget, - cairo_t *cr); -static gboolean pspp_sheet_view_key_press (GtkWidget *widget, - GdkEventKey *event); -static gboolean pspp_sheet_view_key_release (GtkWidget *widget, - GdkEventKey *event); -static gboolean pspp_sheet_view_motion (GtkWidget *widget, - GdkEventMotion *event); -static gboolean pspp_sheet_view_enter_notify (GtkWidget *widget, - GdkEventCrossing *event); -static gboolean pspp_sheet_view_leave_notify (GtkWidget *widget, - GdkEventCrossing *event); -static gboolean pspp_sheet_view_button_press (GtkWidget *widget, - GdkEventButton *event); -static gboolean pspp_sheet_view_button_release (GtkWidget *widget, - GdkEventButton *event); -static gboolean pspp_sheet_view_grab_broken (GtkWidget *widget, - GdkEventGrabBroken *event); - -static void pspp_sheet_view_set_focus_child (GtkContainer *container, - GtkWidget *child); -static gint pspp_sheet_view_focus_out (GtkWidget *widget, - GdkEventFocus *event); -static gint pspp_sheet_view_focus (GtkWidget *widget, - GtkDirectionType direction); -static void pspp_sheet_view_grab_focus (GtkWidget *widget); -static void pspp_sheet_view_style_updated (GtkWidget *widget); -static void pspp_sheet_view_grab_notify (GtkWidget *widget, - gboolean was_grabbed); -static void pspp_sheet_view_state_changed (GtkWidget *widget, - GtkStateType previous_state); - -/* container signals */ -static void pspp_sheet_view_remove (GtkContainer *container, - GtkWidget *widget); -static void pspp_sheet_view_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - gpointer callback_data); - -/* Source side drag signals */ -static void pspp_sheet_view_drag_begin (GtkWidget *widget, - GdkDragContext *context); -static void pspp_sheet_view_drag_end (GtkWidget *widget, - GdkDragContext *context); -static void pspp_sheet_view_drag_data_get (GtkWidget *widget, - GdkDragContext *context, - GtkSelectionData *selection_data, - guint info, - guint time); -static void pspp_sheet_view_drag_data_delete (GtkWidget *widget, - GdkDragContext *context); - -/* Target side drag signals */ -static void pspp_sheet_view_drag_leave (GtkWidget *widget, - GdkDragContext *context, - guint time); -static gboolean pspp_sheet_view_drag_motion (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time); -static gboolean pspp_sheet_view_drag_drop (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time); -static void pspp_sheet_view_drag_data_received (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - GtkSelectionData *selection_data, - guint info, - guint time); - -/* tree_model signals */ -static void pspp_sheet_view_set_adjustments (PsppSheetView *tree_view, - GtkAdjustment *hadj, - GtkAdjustment *vadj); -static gboolean pspp_sheet_view_real_move_cursor (PsppSheetView *tree_view, - GtkMovementStep step, - gint count); -static gboolean pspp_sheet_view_real_select_all (PsppSheetView *tree_view); -static gboolean pspp_sheet_view_real_unselect_all (PsppSheetView *tree_view); -static gboolean pspp_sheet_view_real_select_cursor_row (PsppSheetView *tree_view, - gboolean start_editing, - PsppSheetSelectMode mode); -static gboolean pspp_sheet_view_real_toggle_cursor_row (PsppSheetView *tree_view); -static void pspp_sheet_view_row_changed (GtkTreeModel *model, - GtkTreePath *path, - GtkTreeIter *iter, - gpointer data); -static void pspp_sheet_view_row_inserted (GtkTreeModel *model, - GtkTreePath *path, - GtkTreeIter *iter, - gpointer data); -static void pspp_sheet_view_row_deleted (GtkTreeModel *model, - GtkTreePath *path, - gpointer data); -static void pspp_sheet_view_rows_reordered (GtkTreeModel *model, - GtkTreePath *parent, - GtkTreeIter *iter, - gint *new_order, - gpointer data); - -/* Incremental reflow */ -static gint validate_row (PsppSheetView *tree_view, - int node, - GtkTreeIter *iter, - GtkTreePath *path); -static void validate_visible_area (PsppSheetView *tree_view); -static gboolean validate_rows_handler (PsppSheetView *tree_view); -static gboolean presize_handler_callback (gpointer data); -static void install_presize_handler (PsppSheetView *tree_view); -static void install_scroll_sync_handler (PsppSheetView *tree_view); -static void pspp_sheet_view_set_top_row (PsppSheetView *tree_view, - GtkTreePath *path, - gint offset); -static void pspp_sheet_view_dy_to_top_row (PsppSheetView *tree_view); -static void pspp_sheet_view_top_row_to_dy (PsppSheetView *tree_view); -static void invalidate_empty_focus (PsppSheetView *tree_view); - -/* Internal functions */ -static GtkAdjustment *pspp_sheet_view_do_get_hadjustment (PsppSheetView *); -static GtkAdjustment *pspp_sheet_view_do_get_vadjustment (PsppSheetView *); -static void pspp_sheet_view_do_set_hadjustment (PsppSheetView *tree_view, - GtkAdjustment *adjustment); -static void pspp_sheet_view_do_set_vadjustment (PsppSheetView *tree_view, - GtkAdjustment *adjustment); -static void pspp_sheet_view_add_move_binding (GtkBindingSet *binding_set, - guint keyval, - guint modmask, - gboolean add_shifted_binding, - GtkMovementStep step, - gint count); -static void pspp_sheet_view_queue_draw_path (PsppSheetView *tree_view, - GtkTreePath *path, - const GdkRectangle *clip_rect); -static gint pspp_sheet_view_new_column_width (PsppSheetView *tree_view, - gint i, - gint *x); -static void pspp_sheet_view_adjustment_changed (GtkAdjustment *adjustment, - PsppSheetView *tree_view); -static void pspp_sheet_view_clamp_node_visible (PsppSheetView *tree_view, - int node); -static void pspp_sheet_view_clamp_column_visible (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - gboolean focus_to_cell); -static gboolean pspp_sheet_view_maybe_begin_dragging_row (PsppSheetView *tree_view, - GdkEventMotion *event); -static void pspp_sheet_view_focus_to_cursor (PsppSheetView *tree_view); -static gboolean pspp_sheet_view_move_cursor_up_down (PsppSheetView *tree_view, - gint count, - PsppSheetSelectMode mode); -static void pspp_sheet_view_move_cursor_page_up_down (PsppSheetView *tree_view, - gint count, - PsppSheetSelectMode mode); -static void pspp_sheet_view_move_cursor_left_right (PsppSheetView *tree_view, - gint count, - PsppSheetSelectMode mode); -static void pspp_sheet_view_move_cursor_line_start_end (PsppSheetView *tree_view, - gint count, - PsppSheetSelectMode mode); -static void pspp_sheet_view_move_cursor_tab (PsppSheetView *tree_view, - gint count); -static void pspp_sheet_view_move_cursor_start_end (PsppSheetView *tree_view, - gint count, - PsppSheetSelectMode mode); -static void pspp_sheet_view_real_set_cursor (PsppSheetView *tree_view, - GtkTreePath *path, - gboolean clear_and_select, - gboolean clamp_node, - PsppSheetSelectMode mode); -static gboolean pspp_sheet_view_has_special_cell (PsppSheetView *tree_view); -static void pspp_sheet_view_stop_rubber_band (PsppSheetView *tree_view); -static void update_prelight (PsppSheetView *tree_view, - int x, - int y); -static void initialize_fixed_height_mode (PsppSheetView *tree_view); - -/* interactive search */ -static void pspp_sheet_view_ensure_interactive_directory (PsppSheetView *tree_view); -static void pspp_sheet_view_search_dialog_hide (GtkWidget *search_dialog, - PsppSheetView *tree_view); -static void pspp_sheet_view_search_position_func (PsppSheetView *tree_view, - GtkWidget *search_dialog, - gpointer user_data); -static void pspp_sheet_view_search_disable_popdown (GtkEntry *entry, - GtkMenu *menu, - gpointer data); -static void pspp_sheet_view_search_activate (GtkEntry *entry, - PsppSheetView *tree_view); -static gboolean pspp_sheet_view_real_search_enable_popdown(gpointer data); -static void pspp_sheet_view_search_enable_popdown (GtkWidget *widget, - gpointer data); -static gboolean pspp_sheet_view_search_delete_event (GtkWidget *widget, - GdkEventAny *event, - PsppSheetView *tree_view); -static gboolean pspp_sheet_view_search_button_press_event (GtkWidget *widget, - GdkEventButton *event, - PsppSheetView *tree_view); -static gboolean pspp_sheet_view_search_scroll_event (GtkWidget *entry, - GdkEventScroll *event, - PsppSheetView *tree_view); -static gboolean pspp_sheet_view_search_key_press_event (GtkWidget *entry, - GdkEventKey *event, - PsppSheetView *tree_view); -static gboolean pspp_sheet_view_search_move (GtkWidget *window, - PsppSheetView *tree_view, - gboolean up); -static gboolean pspp_sheet_view_search_equal_func (GtkTreeModel *model, - gint column, - const gchar *key, - GtkTreeIter *iter, - gpointer search_data); -static gboolean pspp_sheet_view_search_iter (GtkTreeModel *model, - PsppSheetSelection *selection, - GtkTreeIter *iter, - const gchar *text, - gint *count, - gint n); -static void pspp_sheet_view_search_init (GtkWidget *entry, - PsppSheetView *tree_view); -static void pspp_sheet_view_put (PsppSheetView *tree_view, - GtkWidget *child_widget, - GtkTreePath *path, - PsppSheetViewColumn *column); -static gboolean pspp_sheet_view_start_editing (PsppSheetView *tree_view, - GtkTreePath *cursor_path); -static gboolean pspp_sheet_view_editable_button_press_event (GtkWidget *, - GdkEventButton *, - PsppSheetView *); -static void pspp_sheet_view_editable_clicked (GtkButton *, PsppSheetView *); -static void pspp_sheet_view_real_start_editing (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - GtkTreePath *path, - GtkCellEditable *cell_editable, - GdkRectangle *cell_area, - GdkEvent *event, - guint flags); -static gboolean pspp_sheet_view_real_start_interactive_search (PsppSheetView *tree_view, - gboolean keybinding); -static gboolean pspp_sheet_view_start_interactive_search (PsppSheetView *tree_view); -static PsppSheetViewColumn *pspp_sheet_view_get_drop_column (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - gint drop_position); -static void -pspp_sheet_view_adjust_cell_area (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - const GdkRectangle *background_area, - gboolean subtract_focus_rect, - GdkRectangle *cell_area); -static gint pspp_sheet_view_find_offset (PsppSheetView *tree_view, - gint height, - int *new_node); - -/* GtkBuildable */ -static void pspp_sheet_view_buildable_add_child (GtkBuildable *tree_view, - GtkBuilder *builder, - GObject *child, - const gchar *type); -static void pspp_sheet_view_buildable_init (GtkBuildableIface *iface); - - -static gboolean scroll_row_timeout (gpointer data); -static void add_scroll_timeout (PsppSheetView *tree_view); -static void remove_scroll_timeout (PsppSheetView *tree_view); - -static guint tree_view_signals [LAST_SIGNAL] = { 0 }; - -static GtkBindingSet *edit_bindings; - - - -/* GType Methods - */ - -G_DEFINE_TYPE_WITH_CODE (PsppSheetView, pspp_sheet_view, GTK_TYPE_CONTAINER, - G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE, - pspp_sheet_view_buildable_init) - G_IMPLEMENT_INTERFACE (GTK_TYPE_SCROLLABLE, NULL)) - -static void -pspp_sheet_view_get_preferred_width (GtkWidget *widget, - gint *minimal_width, - gint *natural_width) -{ - GtkRequisition requisition; - - pspp_sheet_view_size_request (widget, &requisition); - - *minimal_width = *natural_width = requisition.width; -} - -static void -pspp_sheet_view_get_preferred_height (GtkWidget *widget, - gint *minimal_height, - gint *natural_height) -{ - GtkRequisition requisition; - - pspp_sheet_view_size_request (widget, &requisition); - - *minimal_height = *natural_height = requisition.height; -} - -static void -pspp_sheet_view_class_init (PsppSheetViewClass *class) -{ - GObjectClass *o_class; - GtkWidgetClass *widget_class; - GtkContainerClass *container_class; - GtkBindingSet *binding_set[2]; - int i; - - binding_set[0] = gtk_binding_set_by_class (class); - - binding_set[1] = gtk_binding_set_new ("PsppSheetViewEditing"); - edit_bindings = binding_set[1]; - - o_class = (GObjectClass *) class; - widget_class = (GtkWidgetClass *) class; - container_class = (GtkContainerClass *) class; - - /* GObject signals */ - o_class->set_property = pspp_sheet_view_set_property; - o_class->get_property = pspp_sheet_view_get_property; - o_class->finalize = pspp_sheet_view_finalize; - o_class->dispose = pspp_sheet_view_dispose; - - /* GtkWidget signals */ - widget_class->map = pspp_sheet_view_map; - widget_class->realize = pspp_sheet_view_realize; - widget_class->unrealize = pspp_sheet_view_unrealize; - widget_class->get_preferred_width = pspp_sheet_view_get_preferred_width; - widget_class->get_preferred_height = pspp_sheet_view_get_preferred_height; - widget_class->size_allocate = pspp_sheet_view_size_allocate; - widget_class->button_press_event = pspp_sheet_view_button_press; - widget_class->button_release_event = pspp_sheet_view_button_release; - widget_class->grab_broken_event = pspp_sheet_view_grab_broken; - /*widget_class->configure_event = pspp_sheet_view_configure;*/ - widget_class->motion_notify_event = pspp_sheet_view_motion; - widget_class->draw = pspp_sheet_view_draw; - widget_class->key_press_event = pspp_sheet_view_key_press; - widget_class->key_release_event = pspp_sheet_view_key_release; - widget_class->enter_notify_event = pspp_sheet_view_enter_notify; - widget_class->leave_notify_event = pspp_sheet_view_leave_notify; - widget_class->focus_out_event = pspp_sheet_view_focus_out; - widget_class->drag_begin = pspp_sheet_view_drag_begin; - widget_class->drag_end = pspp_sheet_view_drag_end; - widget_class->drag_data_get = pspp_sheet_view_drag_data_get; - widget_class->drag_data_delete = pspp_sheet_view_drag_data_delete; - widget_class->drag_leave = pspp_sheet_view_drag_leave; - widget_class->drag_motion = pspp_sheet_view_drag_motion; - widget_class->drag_drop = pspp_sheet_view_drag_drop; - widget_class->drag_data_received = pspp_sheet_view_drag_data_received; - widget_class->focus = pspp_sheet_view_focus; - widget_class->grab_focus = pspp_sheet_view_grab_focus; - widget_class->style_updated = pspp_sheet_view_style_updated; - widget_class->grab_notify = pspp_sheet_view_grab_notify; - widget_class->state_changed = pspp_sheet_view_state_changed; - - /* GtkContainer signals */ - container_class->remove = pspp_sheet_view_remove; - container_class->forall = pspp_sheet_view_forall; - container_class->set_focus_child = pspp_sheet_view_set_focus_child; - - class->set_scroll_adjustments = pspp_sheet_view_set_adjustments; - class->move_cursor = pspp_sheet_view_real_move_cursor; - class->select_all = pspp_sheet_view_real_select_all; - class->unselect_all = pspp_sheet_view_real_unselect_all; - class->select_cursor_row = pspp_sheet_view_real_select_cursor_row; - class->toggle_cursor_row = pspp_sheet_view_real_toggle_cursor_row; - class->start_interactive_search = pspp_sheet_view_start_interactive_search; - - /* Properties */ - - g_object_class_install_property (o_class, - PROP_MODEL, - g_param_spec_object ("model", - P_("TreeView Model"), - P_("The model for the tree view"), - GTK_TYPE_TREE_MODEL, - GTK_PARAM_READWRITE)); - - g_object_class_override_property (o_class, PROP_HADJUSTMENT, "hadjustment"); - g_object_class_override_property (o_class, PROP_VADJUSTMENT, "vadjustment"); - g_object_class_override_property (o_class, PROP_HSCROLL_POLICY, "hscroll-policy"); - g_object_class_override_property (o_class, PROP_VSCROLL_POLICY, "vscroll-policy"); - - g_object_class_install_property (o_class, - PROP_HEADERS_VISIBLE, - g_param_spec_boolean ("headers-visible", - P_("Headers Visible"), - P_("Show the column header buttons"), - TRUE, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_HEADERS_CLICKABLE, - g_param_spec_boolean ("headers-clickable", - P_("Headers Clickable"), - P_("Column headers respond to click events"), - TRUE, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_REORDERABLE, - g_param_spec_boolean ("reorderable", - P_("Reorderable"), - P_("View is reorderable"), - FALSE, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_RULES_HINT, - g_param_spec_boolean ("rules-hint", - P_("Rules Hint"), - P_("Set a hint to the theme engine to draw rows in alternating colors"), - FALSE, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_ENABLE_SEARCH, - g_param_spec_boolean ("enable-search", - P_("Enable Search"), - P_("View allows user to search through columns interactively"), - TRUE, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_SEARCH_COLUMN, - g_param_spec_int ("search-column", - P_("Search Column"), - P_("Model column to search through during interactive search"), - -1, - G_MAXINT, - -1, - GTK_PARAM_READWRITE)); - - /** - * PsppSheetView:hover-selection: - * - * Enables of disables the hover selection mode of @tree_view. - * Hover selection makes the selected row follow the pointer. - * Currently, this works only for the selection modes - * %PSPP_SHEET_SELECTION_SINGLE and %PSPP_SHEET_SELECTION_BROWSE. - * - * This mode is primarily intended for treeviews in popups, e.g. - * in #GtkComboBox or #GtkEntryCompletion. - * - * Since: 2.6 - */ - g_object_class_install_property (o_class, - PROP_HOVER_SELECTION, - g_param_spec_boolean ("hover-selection", - P_("Hover Selection"), - P_("Whether the selection should follow the pointer"), - FALSE, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_RUBBER_BANDING, - g_param_spec_boolean ("rubber-banding", - P_("Rubber Banding"), - P_("Whether to enable selection of multiple items by dragging the mouse pointer"), - FALSE, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_ENABLE_GRID_LINES, - g_param_spec_enum ("enable-grid-lines", - P_("Enable Grid Lines"), - P_("Whether grid lines should be drawn in the tree view"), - PSPP_TYPE_SHEET_VIEW_GRID_LINES, - PSPP_SHEET_VIEW_GRID_LINES_NONE, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_TOOLTIP_COLUMN, - g_param_spec_int ("tooltip-column", - P_("Tooltip Column"), - P_("The column in the model containing the tooltip texts for the rows"), - -1, - G_MAXINT, - -1, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_SPECIAL_CELLS, - g_param_spec_enum ("special-cells", - P_("Special Cells"), - P_("Whether rows have special cells."), - PSPP_TYPE_SHEET_VIEW_SPECIAL_CELLS, - PSPP_SHEET_VIEW_SPECIAL_CELLS_DETECT, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_FIXED_HEIGHT, - g_param_spec_int ("fixed-height", - P_("Fixed Height"), - P_("Height of a single row. Normally the height of a row is determined automatically. Writing this property sets fixed-height-set to true, preventing this property's value from changing."), - -1, - G_MAXINT, - -1, - GTK_PARAM_READWRITE)); - - g_object_class_install_property (o_class, - PROP_FIXED_HEIGHT_SET, - g_param_spec_boolean ("fixed-height-set", - P_("Fixed Height Set"), - P_("Whether fixed-height was set externally."), - FALSE, - GTK_PARAM_READWRITE)); - - /* Style properties */ -#define _TREE_VIEW_EXPANDER_SIZE 12 -#define _TREE_VIEW_VERTICAL_SEPARATOR 2 -#define _TREE_VIEW_HORIZONTAL_SEPARATOR 2 - - gtk_widget_class_install_style_property (widget_class, - g_param_spec_int ("expander-size", - P_("Expander Size"), - P_("Size of the expander arrow"), - 0, - G_MAXINT, - _TREE_VIEW_EXPANDER_SIZE, - GTK_PARAM_READABLE)); - - gtk_widget_class_install_style_property (widget_class, - g_param_spec_int ("vertical-separator", - P_("Vertical Separator Width"), - P_("Vertical space between cells. Must be an even number"), - 0, - G_MAXINT, - _TREE_VIEW_VERTICAL_SEPARATOR, - GTK_PARAM_READABLE)); - - gtk_widget_class_install_style_property (widget_class, - g_param_spec_int ("horizontal-separator", - P_("Horizontal Separator Width"), - P_("Horizontal space between cells. Must be an even number"), - 0, - G_MAXINT, - _TREE_VIEW_HORIZONTAL_SEPARATOR, - GTK_PARAM_READABLE)); - - gtk_widget_class_install_style_property (widget_class, - g_param_spec_boolean ("allow-rules", - P_("Allow Rules"), - P_("Allow drawing of alternating color rows"), - TRUE, - GTK_PARAM_READABLE)); - - gtk_widget_class_install_style_property (widget_class, - g_param_spec_boxed ("even-row-color", - P_("Even Row Color"), - P_("Color to use for even rows"), - GDK_TYPE_COLOR, - GTK_PARAM_READABLE)); - - gtk_widget_class_install_style_property (widget_class, - g_param_spec_boxed ("odd-row-color", - P_("Odd Row Color"), - P_("Color to use for odd rows"), - GDK_TYPE_COLOR, - GTK_PARAM_READABLE)); - - gtk_widget_class_install_style_property (widget_class, - g_param_spec_boolean ("row-ending-details", - P_("Row Ending details"), - P_("Enable extended row background theming"), - FALSE, - GTK_PARAM_READABLE)); - - gtk_widget_class_install_style_property (widget_class, - g_param_spec_int ("grid-line-width", - P_("Grid line width"), - P_("Width, in pixels, of the tree view grid lines"), - 0, G_MAXINT, 1, - GTK_PARAM_READABLE)); - - gtk_widget_class_install_style_property (widget_class, - g_param_spec_int ("tree-line-width", - P_("Tree line width"), - P_("Width, in pixels, of the tree view lines"), - 0, G_MAXINT, 1, - GTK_PARAM_READABLE)); - - gtk_widget_class_install_style_property (widget_class, - g_param_spec_string ("tree-line-pattern", - P_("Tree line pattern"), - P_("Dash pattern used to draw the tree view lines"), - "\1\1", - GTK_PARAM_READABLE)); - - /* Signals */ - - /** - * PsppSheetView::row-activated: - * @tree_view: the object on which the signal is emitted - * @path: the #GtkTreePath for the activated row - * @column: the #PsppSheetViewColumn in which the activation occurred - * - * The "row-activated" signal is emitted when the method - * pspp_sheet_view_row_activated() is called or the user double clicks - * a treeview row. It is also emitted when a non-editable row is - * selected and one of the keys: Space, Shift+Space, Return or - * Enter is pressed. - * - * For selection handling refer to the tree - * widget conceptual overview as well as #PsppSheetSelection. - */ - tree_view_signals[ROW_ACTIVATED] = - g_signal_new ("row-activated", - G_TYPE_FROM_CLASS (o_class), - G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, - G_STRUCT_OFFSET (PsppSheetViewClass, row_activated), - NULL, NULL, - psppire_marshal_VOID__BOXED_OBJECT, - G_TYPE_NONE, 2, - GTK_TYPE_TREE_PATH, - PSPP_TYPE_SHEET_VIEW_COLUMN); - - /** - * PsppSheetView::columns-changed: - * @tree_view: the object on which the signal is emitted - * - * The number of columns of the treeview has changed. - */ - tree_view_signals[COLUMNS_CHANGED] = - g_signal_new ("columns-changed", - G_TYPE_FROM_CLASS (o_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (PsppSheetViewClass, columns_changed), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, 0); - - /** - * PsppSheetView::cursor-changed: - * @tree_view: the object on which the signal is emitted - * - * The position of the cursor (focused cell) has changed. - */ - tree_view_signals[CURSOR_CHANGED] = - g_signal_new ("cursor-changed", - G_TYPE_FROM_CLASS (o_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (PsppSheetViewClass, cursor_changed), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, 0); - - tree_view_signals[MOVE_CURSOR] = - g_signal_new ("move-cursor", - G_TYPE_FROM_CLASS (o_class), - G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, - G_STRUCT_OFFSET (PsppSheetViewClass, move_cursor), - NULL, NULL, - psppire_marshal_BOOLEAN__ENUM_INT, - G_TYPE_BOOLEAN, 2, - GTK_TYPE_MOVEMENT_STEP, - G_TYPE_INT); - - tree_view_signals[SELECT_ALL] = - g_signal_new ("select-all", - G_TYPE_FROM_CLASS (o_class), - G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, - G_STRUCT_OFFSET (PsppSheetViewClass, select_all), - NULL, NULL, - psppire_marshal_BOOLEAN__VOID, - G_TYPE_BOOLEAN, 0); - - tree_view_signals[UNSELECT_ALL] = - g_signal_new ("unselect-all", - G_TYPE_FROM_CLASS (o_class), - G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, - G_STRUCT_OFFSET (PsppSheetViewClass, unselect_all), - NULL, NULL, - psppire_marshal_BOOLEAN__VOID, - G_TYPE_BOOLEAN, 0); - - tree_view_signals[SELECT_CURSOR_ROW] = - g_signal_new ("select-cursor-row", - G_TYPE_FROM_CLASS (o_class), - G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, - G_STRUCT_OFFSET (PsppSheetViewClass, select_cursor_row), - NULL, NULL, - psppire_marshal_BOOLEAN__BOOLEAN, - G_TYPE_BOOLEAN, 2, - G_TYPE_BOOLEAN, G_TYPE_INT); - - tree_view_signals[TOGGLE_CURSOR_ROW] = - g_signal_new ("toggle-cursor-row", - G_TYPE_FROM_CLASS (o_class), - G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, - G_STRUCT_OFFSET (PsppSheetViewClass, toggle_cursor_row), - NULL, NULL, - psppire_marshal_BOOLEAN__VOID, - G_TYPE_BOOLEAN, 0); - - tree_view_signals[START_INTERACTIVE_SEARCH] = - g_signal_new ("start-interactive-search", - G_TYPE_FROM_CLASS (o_class), - G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, - G_STRUCT_OFFSET (PsppSheetViewClass, start_interactive_search), - NULL, NULL, - psppire_marshal_BOOLEAN__VOID, - G_TYPE_BOOLEAN, 0); - - /* Key bindings */ - for (i = 0; i < 2; i++) - { - pspp_sheet_view_add_move_binding (binding_set[i], GDK_Up, 0, TRUE, - GTK_MOVEMENT_DISPLAY_LINES, -1); - pspp_sheet_view_add_move_binding (binding_set[i], GDK_KP_Up, 0, TRUE, - GTK_MOVEMENT_DISPLAY_LINES, -1); - - pspp_sheet_view_add_move_binding (binding_set[i], GDK_Down, 0, TRUE, - GTK_MOVEMENT_DISPLAY_LINES, 1); - pspp_sheet_view_add_move_binding (binding_set[i], GDK_KP_Down, 0, TRUE, - GTK_MOVEMENT_DISPLAY_LINES, 1); - - pspp_sheet_view_add_move_binding (binding_set[i], GDK_p, GDK_CONTROL_MASK, FALSE, - GTK_MOVEMENT_DISPLAY_LINES, -1); - - pspp_sheet_view_add_move_binding (binding_set[i], GDK_n, GDK_CONTROL_MASK, FALSE, - GTK_MOVEMENT_DISPLAY_LINES, 1); - - pspp_sheet_view_add_move_binding (binding_set[i], GDK_Home, 0, TRUE, - GTK_MOVEMENT_DISPLAY_LINE_ENDS, -1); - pspp_sheet_view_add_move_binding (binding_set[i], GDK_KP_Home, 0, TRUE, - GTK_MOVEMENT_DISPLAY_LINE_ENDS, -1); - - pspp_sheet_view_add_move_binding (binding_set[i], GDK_End, 0, TRUE, - GTK_MOVEMENT_DISPLAY_LINE_ENDS, 1); - pspp_sheet_view_add_move_binding (binding_set[i], GDK_KP_End, 0, TRUE, - GTK_MOVEMENT_DISPLAY_LINE_ENDS, 1); - - pspp_sheet_view_add_move_binding (binding_set[i], GDK_Page_Up, 0, TRUE, - GTK_MOVEMENT_PAGES, -1); - pspp_sheet_view_add_move_binding (binding_set[i], GDK_KP_Page_Up, 0, TRUE, - GTK_MOVEMENT_PAGES, -1); - - pspp_sheet_view_add_move_binding (binding_set[i], GDK_Page_Down, 0, TRUE, - GTK_MOVEMENT_PAGES, 1); - pspp_sheet_view_add_move_binding (binding_set[i], GDK_KP_Page_Down, 0, TRUE, - GTK_MOVEMENT_PAGES, 1); - - - gtk_binding_entry_add_signal (binding_set[i], GDK_Up, GDK_CONTROL_MASK, "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_BUFFER_ENDS, - G_TYPE_INT, -1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_Down, GDK_CONTROL_MASK, "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_BUFFER_ENDS, - G_TYPE_INT, 1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_Right, 0, "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS, - G_TYPE_INT, 1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_Left, 0, "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS, - G_TYPE_INT, -1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_Tab, 0, "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_LOGICAL_POSITIONS, - G_TYPE_INT, 1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_Tab, GDK_SHIFT_MASK, "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_LOGICAL_POSITIONS, - G_TYPE_INT, -1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_KP_Right, 0, "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_DISPLAY_LINE_ENDS, - G_TYPE_INT, 1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_KP_Left, 0, "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_DISPLAY_LINE_ENDS, - G_TYPE_INT, -1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_Right, GDK_CONTROL_MASK, - "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_DISPLAY_LINE_ENDS, - G_TYPE_INT, 1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_Left, GDK_CONTROL_MASK, - "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_DISPLAY_LINE_ENDS, - G_TYPE_INT, -1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_KP_Right, GDK_CONTROL_MASK, - "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS, - G_TYPE_INT, 1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_KP_Left, GDK_CONTROL_MASK, - "move-cursor", 2, - G_TYPE_ENUM, GTK_MOVEMENT_VISUAL_POSITIONS, - G_TYPE_INT, -1); - - gtk_binding_entry_add_signal (binding_set[i], GDK_f, GDK_CONTROL_MASK, "start-interactive-search", 0); - - gtk_binding_entry_add_signal (binding_set[i], GDK_F, GDK_CONTROL_MASK, "start-interactive-search", 0); - } - - gtk_binding_entry_add_signal (binding_set[0], GDK_space, GDK_CONTROL_MASK, "toggle-cursor-row", 0); - gtk_binding_entry_add_signal (binding_set[0], GDK_KP_Space, GDK_CONTROL_MASK, "toggle-cursor-row", 0); - - gtk_binding_entry_add_signal (binding_set[0], GDK_a, GDK_CONTROL_MASK, "select-all", 0); - gtk_binding_entry_add_signal (binding_set[0], GDK_slash, GDK_CONTROL_MASK, "select-all", 0); - - gtk_binding_entry_add_signal (binding_set[0], GDK_A, GDK_CONTROL_MASK | GDK_SHIFT_MASK, "unselect-all", 0); - gtk_binding_entry_add_signal (binding_set[0], GDK_backslash, GDK_CONTROL_MASK, "unselect-all", 0); - - gtk_binding_entry_add_signal (binding_set[0], GDK_space, GDK_SHIFT_MASK, "select-cursor-row", 1, - G_TYPE_BOOLEAN, TRUE, - G_TYPE_INT, PSPP_SHEET_SELECT_MODE_EXTEND); - gtk_binding_entry_add_signal (binding_set[0], GDK_KP_Space, GDK_SHIFT_MASK, "select-cursor-row", 1, - G_TYPE_BOOLEAN, TRUE, - G_TYPE_INT, PSPP_SHEET_SELECT_MODE_EXTEND); - - gtk_binding_entry_add_signal (binding_set[0], GDK_space, 0, "select-cursor-row", 1, - G_TYPE_BOOLEAN, TRUE, - G_TYPE_INT, 0); - gtk_binding_entry_add_signal (binding_set[0], GDK_KP_Space, 0, "select-cursor-row", 1, - G_TYPE_BOOLEAN, TRUE, - G_TYPE_INT, 0); - gtk_binding_entry_add_signal (binding_set[0], GDK_Return, 0, "select-cursor-row", 1, - G_TYPE_BOOLEAN, TRUE, - G_TYPE_INT, 0); - gtk_binding_entry_add_signal (binding_set[0], GDK_ISO_Enter, 0, "select-cursor-row", 1, - G_TYPE_BOOLEAN, TRUE, - G_TYPE_INT, 0); - gtk_binding_entry_add_signal (binding_set[0], GDK_KP_Enter, 0, "select-cursor-row", 1, - G_TYPE_BOOLEAN, TRUE, - G_TYPE_INT, 0); - - gtk_binding_entry_add_signal (binding_set[0], GDK_BackSpace, 0, "select-cursor-parent", 0); - gtk_binding_entry_add_signal (binding_set[0], GDK_BackSpace, GDK_CONTROL_MASK, "select-cursor-parent", 0); - - g_type_class_add_private (o_class, sizeof (PsppSheetViewPrivate)); -} - -static void -pspp_sheet_view_buildable_init (GtkBuildableIface *iface) -{ - iface->add_child = pspp_sheet_view_buildable_add_child; -} - -static void -pspp_sheet_view_init (PsppSheetView *tree_view) -{ - tree_view->priv = G_TYPE_INSTANCE_GET_PRIVATE (tree_view, PSPP_TYPE_SHEET_VIEW, PsppSheetViewPrivate); - - gtk_widget_set_can_focus (GTK_WIDGET (tree_view), TRUE); - gtk_widget_set_redraw_on_allocate (GTK_WIDGET (tree_view), FALSE); - - tree_view->priv->flags = PSPP_SHEET_VIEW_DRAW_KEYFOCUS - | PSPP_SHEET_VIEW_HEADERS_VISIBLE; - - /* We need some padding */ - tree_view->priv->selected = range_tower_create (); - tree_view->priv->dy = 0; - tree_view->priv->cursor_offset = 0; - tree_view->priv->n_columns = 0; - tree_view->priv->header_height = 1; - tree_view->priv->x_drag = 0; - tree_view->priv->drag_pos = -1; - tree_view->priv->header_has_focus = FALSE; - tree_view->priv->pressed_button = -1; - tree_view->priv->press_start_x = -1; - tree_view->priv->press_start_y = -1; - tree_view->priv->reorderable = FALSE; - tree_view->priv->presize_handler_timer = 0; - tree_view->priv->scroll_sync_timer = 0; - tree_view->priv->fixed_height = -1; - tree_view->priv->fixed_height_set = FALSE; - pspp_sheet_view_set_adjustments (tree_view, NULL, NULL); - tree_view->priv->selection = _pspp_sheet_selection_new_with_tree_view (tree_view); - tree_view->priv->enable_search = TRUE; - tree_view->priv->search_column = -1; - tree_view->priv->search_position_func = pspp_sheet_view_search_position_func; - tree_view->priv->search_equal_func = pspp_sheet_view_search_equal_func; - tree_view->priv->search_custom_entry_set = FALSE; - tree_view->priv->typeselect_flush_timeout = 0; - tree_view->priv->init_hadjust_value = TRUE; - tree_view->priv->width = 0; - - tree_view->priv->hover_selection = FALSE; - - tree_view->priv->rubber_banding_enable = FALSE; - - tree_view->priv->grid_lines = PSPP_SHEET_VIEW_GRID_LINES_NONE; - - tree_view->priv->tooltip_column = -1; - - tree_view->priv->special_cells = PSPP_SHEET_VIEW_SPECIAL_CELLS_DETECT; - - tree_view->priv->post_validation_flag = FALSE; - - tree_view->priv->last_button_x = -1; - tree_view->priv->last_button_y = -1; - - tree_view->priv->event_last_x = -10000; - tree_view->priv->event_last_y = -10000; - - tree_view->priv->prelight_node = -1; - tree_view->priv->rubber_band_start_node = -1; - tree_view->priv->rubber_band_end_node = -1; - - tree_view->priv->anchor_column = NULL; - - tree_view->priv->button_style = NULL; - - tree_view->dispose_has_run = FALSE; - - pspp_sheet_view_do_set_vadjustment (tree_view, NULL); - pspp_sheet_view_do_set_hadjustment (tree_view, NULL); - gtk_style_context_add_class (gtk_widget_get_style_context (GTK_WIDGET (tree_view)), - GTK_STYLE_CLASS_VIEW); -} - - - -/* GObject Methods - */ - -static void -pspp_sheet_view_set_property (GObject *object, - guint prop_id, - const GValue *value, - GParamSpec *pspec) -{ - PsppSheetView *tree_view; - - tree_view = PSPP_SHEET_VIEW (object); - - switch (prop_id) - { - case PROP_MODEL: - pspp_sheet_view_set_model (tree_view, g_value_get_object (value)); - break; - case PROP_HADJUSTMENT: - pspp_sheet_view_do_set_hadjustment (tree_view, g_value_get_object (value)); - break; - case PROP_VADJUSTMENT: - pspp_sheet_view_do_set_vadjustment (tree_view, g_value_get_object (value)); - break; - case PROP_HSCROLL_POLICY: - tree_view->priv->hscroll_policy = g_value_get_enum (value); - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); - break; - case PROP_VSCROLL_POLICY: - tree_view->priv->vscroll_policy = g_value_get_enum (value); - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); - break; - case PROP_HEADERS_VISIBLE: - pspp_sheet_view_set_headers_visible (tree_view, g_value_get_boolean (value)); - break; - case PROP_HEADERS_CLICKABLE: - pspp_sheet_view_set_headers_clickable (tree_view, g_value_get_boolean (value)); - break; - case PROP_REORDERABLE: - pspp_sheet_view_set_reorderable (tree_view, g_value_get_boolean (value)); - break; - case PROP_RULES_HINT: - pspp_sheet_view_set_rules_hint (tree_view, g_value_get_boolean (value)); - break; - case PROP_ENABLE_SEARCH: - pspp_sheet_view_set_enable_search (tree_view, g_value_get_boolean (value)); - break; - case PROP_SEARCH_COLUMN: - pspp_sheet_view_set_search_column (tree_view, g_value_get_int (value)); - break; - case PROP_HOVER_SELECTION: - tree_view->priv->hover_selection = g_value_get_boolean (value); - break; - case PROP_RUBBER_BANDING: - tree_view->priv->rubber_banding_enable = g_value_get_boolean (value); - break; - case PROP_ENABLE_GRID_LINES: - pspp_sheet_view_set_grid_lines (tree_view, g_value_get_enum (value)); - break; - case PROP_TOOLTIP_COLUMN: - pspp_sheet_view_set_tooltip_column (tree_view, g_value_get_int (value)); - break; - case PROP_SPECIAL_CELLS: - pspp_sheet_view_set_special_cells (tree_view, g_value_get_enum (value)); - break; - case PROP_FIXED_HEIGHT: - pspp_sheet_view_set_fixed_height (tree_view, g_value_get_int (value)); - break; - case PROP_FIXED_HEIGHT_SET: - if (g_value_get_boolean (value)) - { - if (!tree_view->priv->fixed_height_set - && tree_view->priv->fixed_height >= 0) - { - tree_view->priv->fixed_height_set = true; - g_object_notify (G_OBJECT (tree_view), "fixed-height-set"); - } - } - else - { - if (tree_view->priv->fixed_height_set) - { - tree_view->priv->fixed_height_set = false; - g_object_notify (G_OBJECT (tree_view), "fixed-height-set"); - install_presize_handler (tree_view); - } - } - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -pspp_sheet_view_get_property (GObject *object, - guint prop_id, - GValue *value, - GParamSpec *pspec) -{ - PsppSheetView *tree_view; - - tree_view = PSPP_SHEET_VIEW (object); - - switch (prop_id) - { - case PROP_MODEL: - g_value_set_object (value, tree_view->priv->model); - break; - case PROP_HADJUSTMENT: - g_value_set_object (value, tree_view->priv->hadjustment); - break; - case PROP_VADJUSTMENT: - g_value_set_object (value, tree_view->priv->vadjustment); - break; - case PROP_HSCROLL_POLICY: - g_value_set_enum (value, tree_view->priv->hscroll_policy); - break; - case PROP_VSCROLL_POLICY: - g_value_set_enum (value, tree_view->priv->vscroll_policy); - break; - case PROP_HEADERS_VISIBLE: - g_value_set_boolean (value, pspp_sheet_view_get_headers_visible (tree_view)); - break; - case PROP_HEADERS_CLICKABLE: - g_value_set_boolean (value, pspp_sheet_view_get_headers_clickable (tree_view)); - break; - case PROP_REORDERABLE: - g_value_set_boolean (value, tree_view->priv->reorderable); - break; - case PROP_RULES_HINT: - g_value_set_boolean (value, tree_view->priv->has_rules); - break; - case PROP_ENABLE_SEARCH: - g_value_set_boolean (value, tree_view->priv->enable_search); - break; - case PROP_SEARCH_COLUMN: - g_value_set_int (value, tree_view->priv->search_column); - break; - case PROP_HOVER_SELECTION: - g_value_set_boolean (value, tree_view->priv->hover_selection); - break; - case PROP_RUBBER_BANDING: - g_value_set_boolean (value, tree_view->priv->rubber_banding_enable); - break; - case PROP_ENABLE_GRID_LINES: - g_value_set_enum (value, tree_view->priv->grid_lines); - break; - case PROP_TOOLTIP_COLUMN: - g_value_set_int (value, tree_view->priv->tooltip_column); - break; - case PROP_SPECIAL_CELLS: - g_value_set_enum (value, tree_view->priv->special_cells); - break; - case PROP_FIXED_HEIGHT: - g_value_set_int (value, pspp_sheet_view_get_fixed_height (tree_view)); - break; - case PROP_FIXED_HEIGHT_SET: - g_value_set_boolean (value, tree_view->priv->fixed_height_set); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -pspp_sheet_view_dispose (GObject *object) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (object); - - if (tree_view->dispose_has_run) - return; - - tree_view->dispose_has_run = TRUE; - - if (tree_view->priv->selection != NULL) - { - _pspp_sheet_selection_set_tree_view (tree_view->priv->selection, NULL); - g_object_unref (tree_view->priv->selection); - tree_view->priv->selection = NULL; - } - - if (tree_view->priv->hadjustment) - { - g_object_unref (tree_view->priv->hadjustment); - tree_view->priv->hadjustment = NULL; - } - if (tree_view->priv->vadjustment) - { - g_object_unref (tree_view->priv->vadjustment); - tree_view->priv->vadjustment = NULL; - } - - if (tree_view->priv->button_style) - { - g_object_unref (tree_view->priv->button_style); - tree_view->priv->button_style = NULL; - } - - - G_OBJECT_CLASS (pspp_sheet_view_parent_class)->dispose (object); -} - - - -static void -pspp_sheet_view_buildable_add_child (GtkBuildable *tree_view, - GtkBuilder *builder, - GObject *child, - const gchar *type) -{ - pspp_sheet_view_append_column (PSPP_SHEET_VIEW (tree_view), PSPP_SHEET_VIEW_COLUMN (child)); -} - -static void -pspp_sheet_view_finalize (GObject *object) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (object); - - pspp_sheet_view_stop_editing (tree_view, TRUE); - - if (tree_view->priv->selected != NULL) - { - range_tower_destroy (tree_view->priv->selected); - tree_view->priv->selected = NULL; - } - - - tree_view->priv->prelight_node = -1; - - - if (tree_view->priv->scroll_to_path != NULL) - { - gtk_tree_row_reference_free (tree_view->priv->scroll_to_path); - tree_view->priv->scroll_to_path = NULL; - } - - if (tree_view->priv->drag_dest_row != NULL) - { - gtk_tree_row_reference_free (tree_view->priv->drag_dest_row); - tree_view->priv->drag_dest_row = NULL; - } - - if (tree_view->priv->top_row != NULL) - { - gtk_tree_row_reference_free (tree_view->priv->top_row); - tree_view->priv->top_row = NULL; - } - - if (tree_view->priv->column_drop_func_data && - tree_view->priv->column_drop_func_data_destroy) - { - tree_view->priv->column_drop_func_data_destroy (tree_view->priv->column_drop_func_data); - tree_view->priv->column_drop_func_data = NULL; - } - - if (tree_view->priv->destroy_count_destroy && - tree_view->priv->destroy_count_data) - { - tree_view->priv->destroy_count_destroy (tree_view->priv->destroy_count_data); - tree_view->priv->destroy_count_data = NULL; - } - - gtk_tree_row_reference_free (tree_view->priv->cursor); - tree_view->priv->cursor = NULL; - - gtk_tree_row_reference_free (tree_view->priv->anchor); - tree_view->priv->anchor = NULL; - - /* destroy interactive search dialog */ - if (tree_view->priv->search_window) - { - gtk_widget_destroy (tree_view->priv->search_window); - tree_view->priv->search_window = NULL; - tree_view->priv->search_entry = NULL; - if (tree_view->priv->typeselect_flush_timeout) - { - g_source_remove (tree_view->priv->typeselect_flush_timeout); - tree_view->priv->typeselect_flush_timeout = 0; - } - } - - if (tree_view->priv->search_destroy && tree_view->priv->search_user_data) - { - tree_view->priv->search_destroy (tree_view->priv->search_user_data); - tree_view->priv->search_user_data = NULL; - } - - if (tree_view->priv->search_position_destroy && tree_view->priv->search_position_user_data) - { - tree_view->priv->search_position_destroy (tree_view->priv->search_position_user_data); - tree_view->priv->search_position_user_data = NULL; - } - - pspp_sheet_view_set_model (tree_view, NULL); - - - G_OBJECT_CLASS (pspp_sheet_view_parent_class)->finalize (object); -} - - - -/* GtkWidget Methods - */ - -/* GtkWidget::map helper */ -static void -pspp_sheet_view_map_buttons (PsppSheetView *tree_view) -{ - GList *list; - - g_return_if_fail (gtk_widget_get_mapped (GTK_WIDGET (tree_view))); - - if (PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_HEADERS_VISIBLE)) - { - PsppSheetViewColumn *column; - - for (list = tree_view->priv->columns; list; list = list->next) - { - column = list->data; - if (column->button != NULL && - gtk_widget_get_visible (column->button) && - !gtk_widget_get_mapped (column->button)) - gtk_widget_map (column->button); - } - for (list = tree_view->priv->columns; list; list = list->next) - { - column = list->data; - if (column->visible == FALSE || column->window == NULL) - continue; - if (column->resizable) - { - gdk_window_raise (column->window); - gdk_window_show (column->window); - } - else - gdk_window_hide (column->window); - } - gdk_window_show (tree_view->priv->header_window); - } -} - -static void -pspp_sheet_view_map (GtkWidget *widget) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - GList *tmp_list; - - gtk_widget_set_mapped (widget, TRUE); - - tmp_list = tree_view->priv->children; - while (tmp_list) - { - PsppSheetViewChild *child = tmp_list->data; - tmp_list = tmp_list->next; - - if (gtk_widget_get_visible (child->widget)) - { - if (!gtk_widget_get_mapped (child->widget)) - gtk_widget_map (child->widget); - } - } - gdk_window_show (tree_view->priv->bin_window); - - pspp_sheet_view_map_buttons (tree_view); - - gdk_window_show (gtk_widget_get_window (widget)); -} - -static void -pspp_sheet_view_realize (GtkWidget *widget) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - GList *tmp_list; - GdkWindow *window; - GdkWindowAttr attributes; - gint attributes_mask; - GtkAllocation allocation; - - gtk_widget_set_realized (widget, TRUE); - - gtk_widget_get_allocation (widget, &allocation); - - /* Make the main, clipping window */ - attributes.window_type = GDK_WINDOW_CHILD; - attributes.x = allocation.x; - attributes.y = allocation.y; - attributes.width = allocation.width; - attributes.height = allocation.height; - attributes.wclass = GDK_INPUT_OUTPUT; - attributes.visual = gtk_widget_get_visual (widget); - attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK; - - attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL; - - window = gdk_window_new (gtk_widget_get_parent_window (widget), - &attributes, attributes_mask); - gtk_widget_set_window (widget, window); - - gtk_widget_register_window (widget, window); - gtk_widget_get_allocation (widget, &allocation); - - /* Make the window for the tree */ - attributes.x = 0; - attributes.y = TREE_VIEW_HEADER_HEIGHT (tree_view); - attributes.width = MAX (tree_view->priv->width, allocation.width); - attributes.height = allocation.height; - attributes.event_mask = (GDK_EXPOSURE_MASK | - GDK_SCROLL_MASK | - GDK_POINTER_MOTION_MASK | - GDK_ENTER_NOTIFY_MASK | - GDK_LEAVE_NOTIFY_MASK | - GDK_BUTTON_PRESS_MASK | - GDK_BUTTON_RELEASE_MASK | - gtk_widget_get_events (widget)); - - tree_view->priv->bin_window = gdk_window_new (window, - &attributes, attributes_mask); - gtk_widget_register_window (widget, tree_view->priv->bin_window); - gtk_widget_get_allocation (widget, &allocation); - - /* Make the column header window */ - attributes.x = 0; - attributes.y = 0; - attributes.width = MAX (tree_view->priv->width, allocation.width); - attributes.height = tree_view->priv->header_height; - attributes.event_mask = (GDK_EXPOSURE_MASK | - GDK_SCROLL_MASK | - GDK_BUTTON_PRESS_MASK | - GDK_BUTTON_RELEASE_MASK | - GDK_KEY_PRESS_MASK | - GDK_KEY_RELEASE_MASK | - gtk_widget_get_events (widget)); - - tree_view->priv->header_window = gdk_window_new (window, - &attributes, attributes_mask); - gtk_widget_register_window (widget, tree_view->priv->header_window); - - { /* Ensure Background */ - GtkStyleContext *context; - - context = gtk_widget_get_style_context (GTK_WIDGET (tree_view)); - - gtk_style_context_set_background (context, gtk_widget_get_window (GTK_WIDGET (tree_view))); - gtk_style_context_set_background (context, tree_view->priv->header_window); - } - - tmp_list = tree_view->priv->children; - while (tmp_list) - { - PsppSheetViewChild *child = tmp_list->data; - tmp_list = tmp_list->next; - - gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window); - } - - for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next) - _pspp_sheet_view_column_realize_button (PSPP_SHEET_VIEW_COLUMN (tmp_list->data)); - - /* Need to call those here, since they create GCs */ - pspp_sheet_view_set_grid_lines (tree_view, tree_view->priv->grid_lines); - - install_presize_handler (tree_view); -} - -static void -pspp_sheet_view_unrealize (GtkWidget *widget) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - PsppSheetViewPrivate *priv = tree_view->priv; - GList *list; - - GTK_WIDGET_CLASS (pspp_sheet_view_parent_class)->unrealize (widget); - - if (priv->scroll_timeout != 0) - { - g_source_remove (priv->scroll_timeout); - priv->scroll_timeout = 0; - } - - if (priv->open_dest_timeout != 0) - { - g_source_remove (priv->open_dest_timeout); - priv->open_dest_timeout = 0; - } - - if (priv->presize_handler_timer != 0) - { - g_source_remove (priv->presize_handler_timer); - priv->presize_handler_timer = 0; - } - - if (priv->validate_rows_timer != 0) - { - g_source_remove (priv->validate_rows_timer); - priv->validate_rows_timer = 0; - } - - if (priv->scroll_sync_timer != 0) - { - g_source_remove (priv->scroll_sync_timer); - priv->scroll_sync_timer = 0; - } - - if (priv->typeselect_flush_timeout) - { - g_source_remove (priv->typeselect_flush_timeout); - priv->typeselect_flush_timeout = 0; - } - - for (list = priv->columns; list; list = list->next) - _pspp_sheet_view_column_unrealize_button (PSPP_SHEET_VIEW_COLUMN (list->data)); - - gdk_window_set_user_data (priv->bin_window, NULL); - gdk_window_destroy (priv->bin_window); - priv->bin_window = NULL; - - gdk_window_set_user_data (priv->header_window, NULL); - gdk_window_destroy (priv->header_window); - priv->header_window = NULL; - - if (priv->drag_window) - { - gdk_window_set_user_data (priv->drag_window, NULL); - gdk_window_destroy (priv->drag_window); - priv->drag_window = NULL; - } - - if (priv->drag_highlight_window) - { - gdk_window_set_user_data (priv->drag_highlight_window, NULL); - gdk_window_destroy (priv->drag_highlight_window); - priv->drag_highlight_window = NULL; - } - - if (tree_view->priv->columns != NULL) - { - list = tree_view->priv->columns; - while (list) - { - PsppSheetViewColumn *column; - column = PSPP_SHEET_VIEW_COLUMN (list->data); - list = list->next; - pspp_sheet_view_remove_column (tree_view, column); - } - tree_view->priv->columns = NULL; - } -} - -/* GtkWidget::size_request helper */ -static void -pspp_sheet_view_size_request_columns (PsppSheetView *tree_view) -{ - GList *list; - - tree_view->priv->header_height = 0; - - if (tree_view->priv->model) - { - for (list = tree_view->priv->columns; list; list = list->next) - { - GtkRequisition requisition; - PsppSheetViewColumn *column = list->data; - - pspp_sheet_view_column_size_request (column, &requisition); - column->button_request = requisition.width; - tree_view->priv->header_height = MAX (tree_view->priv->header_height, requisition.height); - } - } -} - - -/* Called only by ::size_request */ -static void -pspp_sheet_view_update_size (PsppSheetView *tree_view) -{ - GList *list; - PsppSheetViewColumn *column; - gint i; - - if (tree_view->priv->model == NULL) - { - tree_view->priv->width = 0; - tree_view->priv->prev_width = 0; - tree_view->priv->height = 0; - return; - } - - tree_view->priv->prev_width = tree_view->priv->width; - tree_view->priv->width = 0; - - /* keep this in sync with size_allocate below */ - for (list = tree_view->priv->columns, i = 0; list; list = list->next, i++) - { - gint real_requested_width = 0; - column = list->data; - if (!column->visible) - continue; - - if (column->use_resized_width) - { - real_requested_width = column->resized_width; - } - else - { - real_requested_width = column->fixed_width; - } - - if (column->min_width != -1) - real_requested_width = MAX (real_requested_width, column->min_width); - if (column->max_width != -1) - real_requested_width = MIN (real_requested_width, column->max_width); - - tree_view->priv->width += real_requested_width; - } - - tree_view->priv->height = tree_view->priv->fixed_height * tree_view->priv->row_count; -} - -static void -pspp_sheet_view_size_request (GtkWidget *widget, - GtkRequisition *requisition) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - GList *tmp_list; - - /* we validate some rows initially just to make sure we have some size. - * In practice, with a lot of static lists, this should get a good width. - */ - initialize_fixed_height_mode (tree_view); - pspp_sheet_view_size_request_columns (tree_view); - pspp_sheet_view_update_size (PSPP_SHEET_VIEW (widget)); - - requisition->width = tree_view->priv->width; - requisition->height = tree_view->priv->height + TREE_VIEW_HEADER_HEIGHT (tree_view); - - tmp_list = tree_view->priv->children; - - while (tmp_list) - { - PsppSheetViewChild *child = tmp_list->data; - GtkRequisition child_requisition; - - tmp_list = tmp_list->next; - - if (gtk_widget_get_visible (child->widget)) - { - gtk_widget_get_preferred_size (child->widget, NULL, &child_requisition); - } - } -} - -static void -invalidate_column (PsppSheetView *tree_view, - PsppSheetViewColumn *column) -{ - gint column_offset = 0; - GList *list; - GtkWidget *widget = GTK_WIDGET (tree_view); - gboolean rtl; - - if (!gtk_widget_get_realized (widget)) - return; - - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns)); - list; - list = (rtl ? list->prev : list->next)) - { - PsppSheetViewColumn *tmpcolumn = list->data; - if (tmpcolumn == column) - { - GdkRectangle invalid_rect; - GtkAllocation allocation; - - gtk_widget_get_allocation (widget, &allocation); - invalid_rect.x = column_offset; - invalid_rect.y = 0; - invalid_rect.width = column->width; - invalid_rect.height = allocation.height; - - gdk_window_invalidate_rect (gtk_widget_get_window (widget), &invalid_rect, TRUE); - break; - } - - column_offset += tmpcolumn->width; - } -} - -static void -invalidate_last_column (PsppSheetView *tree_view) -{ - GList *last_column; - gboolean rtl; - - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - - for (last_column = (rtl ? g_list_first (tree_view->priv->columns) : g_list_last (tree_view->priv->columns)); - last_column; - last_column = (rtl ? last_column->next : last_column->prev)) - { - if (PSPP_SHEET_VIEW_COLUMN (last_column->data)->visible) - { - invalidate_column (tree_view, last_column->data); - return; - } - } -} - -static gint -pspp_sheet_view_get_real_requested_width_from_column (PsppSheetView *tree_view, - PsppSheetViewColumn *column) -{ - gint real_requested_width; - - if (column->use_resized_width) - { - real_requested_width = column->resized_width; - } - else - { - real_requested_width = column->fixed_width; - } - - if (column->min_width != -1) - real_requested_width = MAX (real_requested_width, column->min_width); - if (column->max_width != -1) - real_requested_width = MIN (real_requested_width, column->max_width); - - return real_requested_width; -} - -static gboolean -span_intersects (int a0, int a_width, - int b0, int b_width) -{ - int a1 = a0 + a_width; - int b1 = b0 + b_width; - return (a0 >= b0 && a0 < b1) || (b0 >= a0 && b0 < a1); -} - -/* GtkWidget::size_allocate helper */ -static void -pspp_sheet_view_size_allocate_columns (GtkWidget *widget, - gboolean *width_changed) -{ - PsppSheetView *tree_view; - GList *list, *first_column, *last_column; - PsppSheetViewColumn *column; - GtkAllocation col_allocation; - GtkAllocation allocation; - gint width = 0; - gint extra, extra_per_column; - gint full_requested_width = 0; - gint number_of_expand_columns = 0; - gboolean column_changed = FALSE; - gboolean rtl; - - tree_view = PSPP_SHEET_VIEW (widget); - - for (last_column = g_list_last (tree_view->priv->columns); - last_column && !(PSPP_SHEET_VIEW_COLUMN (last_column->data)->visible); - last_column = last_column->prev) - ; - - if (last_column == NULL) - return; - - for (first_column = g_list_first (tree_view->priv->columns); - first_column && !(PSPP_SHEET_VIEW_COLUMN (first_column->data)->visible); - first_column = first_column->next) - ; - - col_allocation.y = 0; - col_allocation.height = tree_view->priv->header_height; - - rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL); - - /* find out how many extra space and expandable columns we have */ - for (list = tree_view->priv->columns; list != last_column->next; list = list->next) - { - column = (PsppSheetViewColumn *)list->data; - - if (!column->visible) - continue; - - full_requested_width += pspp_sheet_view_get_real_requested_width_from_column (tree_view, column); - - if (column->expand) - number_of_expand_columns++; - } - - gtk_widget_get_allocation (widget, &allocation); - extra = MAX (allocation.width - full_requested_width, 0); - if (number_of_expand_columns > 0) - extra_per_column = extra/number_of_expand_columns; - else - extra_per_column = 0; - - for (list = (rtl ? last_column : first_column); - list != (rtl ? first_column->prev : last_column->next); - list = (rtl ? list->prev : list->next)) - { - gint real_requested_width = 0; - gint old_width; - - column = list->data; - old_width = column->width; - - if (!column->visible) - continue; - - /* We need to handle the dragged button specially. - */ - if (column == tree_view->priv->drag_column) - { - GtkAllocation drag_allocation; - drag_allocation.width = gdk_window_get_width (tree_view->priv->drag_window); - drag_allocation.height = gdk_window_get_height (tree_view->priv->drag_window); - drag_allocation.x = 0; - drag_allocation.y = 0; - pspp_sheet_view_column_size_allocate (tree_view->priv->drag_column, - &drag_allocation); - width += drag_allocation.width; - continue; - } - - real_requested_width = pspp_sheet_view_get_real_requested_width_from_column (tree_view, column); - - col_allocation.x = width; - column->width = real_requested_width; - - if (column->expand) - { - if (number_of_expand_columns == 1) - { - /* We add the remander to the last column as - * */ - column->width += extra; - } - else - { - column->width += extra_per_column; - extra -= extra_per_column; - number_of_expand_columns --; - } - } - - if (column->width != old_width) - g_object_notify (G_OBJECT (column), "width"); - - col_allocation.width = column->width; - width += column->width; - - if (column->width > old_width) - column_changed = TRUE; - - pspp_sheet_view_column_size_allocate (column, &col_allocation); - - if (column->window) - gdk_window_move_resize (column->window, - col_allocation.x + (rtl ? 0 : col_allocation.width) - TREE_VIEW_DRAG_WIDTH/2, - col_allocation.y, - TREE_VIEW_DRAG_WIDTH, col_allocation.height); - } - - /* We change the width here. The user might have been resizing columns, - * so the total width of the tree view changes. - */ - tree_view->priv->width = width; - if (width_changed) - *width_changed = TRUE; - - if (column_changed) - gtk_widget_queue_draw (GTK_WIDGET (tree_view)); -} - -static void -update_childrens_allocation (PsppSheetView *tree_view) -{ - GList *tmp_list; - for (tmp_list = tree_view->priv->children; tmp_list; tmp_list = tmp_list->next) - { - PsppSheetViewChild *child = tmp_list->data; - GtkAllocation allocation; - GtkTreePath *path; - - /* totally ignore our child's requisition */ - path = _pspp_sheet_view_find_path (tree_view, child->node); - pspp_sheet_view_get_cell_area (tree_view, path, child->column, &allocation); - gtk_tree_path_free (path); - gtk_widget_size_allocate (child->widget, &allocation); - } -} - -static void -pspp_sheet_view_size_allocate (GtkWidget *widget, - GtkAllocation *allocation) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - GList *tmp_list; - gboolean width_changed = FALSE; - GtkAllocation old_allocation; - gtk_widget_get_allocation (widget, &old_allocation); - - if (allocation->width != old_allocation.width) - width_changed = TRUE; - - if (gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL) - allocation->x += allocation->width - tree_view->priv->width ; - - gtk_widget_set_allocation (widget, allocation); - - /* We size-allocate the columns first because the width of the - * tree view (used in updating the adjustments below) might change. - */ - pspp_sheet_view_size_allocate_columns (widget, &width_changed); - - gtk_adjustment_set_page_size (tree_view->priv->hadjustment, allocation->width); - gtk_adjustment_set_page_increment (tree_view->priv->hadjustment, allocation->width * 0.9); - gtk_adjustment_set_step_increment (tree_view->priv->hadjustment, allocation->width * 0.1); - gtk_adjustment_set_lower (tree_view->priv->hadjustment, 0); - gtk_adjustment_set_upper (tree_view->priv->hadjustment, MAX (gtk_adjustment_get_page_size (tree_view->priv->hadjustment), tree_view->priv->width)); - - if (gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL) - { - if (allocation->width < tree_view->priv->width) - { - if (tree_view->priv->init_hadjust_value) - { - gtk_adjustment_set_value (tree_view->priv->hadjustment, MAX (tree_view->priv->width - allocation->width, 0)); - tree_view->priv->init_hadjust_value = FALSE; - } - else if (allocation->width != old_allocation.width) - { - gtk_adjustment_set_value (tree_view->priv->hadjustment, CLAMP (gtk_adjustment_get_value (tree_view->priv->hadjustment) - allocation->width + old_allocation.width, 0, tree_view->priv->width - allocation->width)); - } - else - gtk_adjustment_set_value (tree_view->priv->hadjustment, CLAMP (tree_view->priv->width - (tree_view->priv->prev_width - gtk_adjustment_get_value (tree_view->priv->hadjustment)), 0, tree_view->priv->width - allocation->width)); - } - else - { - gtk_adjustment_set_value (tree_view->priv->hadjustment, 0); - tree_view->priv->init_hadjust_value = TRUE; - } - } - else - if (gtk_adjustment_get_value (tree_view->priv->hadjustment) + allocation->width > tree_view->priv->width) - gtk_adjustment_set_value (tree_view->priv->hadjustment, MAX (tree_view->priv->width - allocation->width, 0)); - - gtk_adjustment_changed (tree_view->priv->hadjustment); - - gtk_adjustment_set_page_size (tree_view->priv->vadjustment, allocation->height - TREE_VIEW_HEADER_HEIGHT (tree_view)); - gtk_adjustment_set_step_increment (tree_view->priv->vadjustment, gtk_adjustment_get_page_size (tree_view->priv->vadjustment) * 0.1); - gtk_adjustment_set_page_increment (tree_view->priv->vadjustment, gtk_adjustment_get_page_size (tree_view->priv->vadjustment) * 0.9); - gtk_adjustment_set_lower (tree_view->priv->vadjustment, 0); - gtk_adjustment_set_upper (tree_view->priv->vadjustment, MAX (gtk_adjustment_get_page_size (tree_view->priv->vadjustment), tree_view->priv->height)); - - gtk_adjustment_changed (tree_view->priv->vadjustment); - - /* now the adjustments and window sizes are in sync, we can sync toprow/dy again */ - if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment)) - gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0); - else if (gtk_adjustment_get_value (tree_view->priv->vadjustment) + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height) - gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), - tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment)); - else if (gtk_tree_row_reference_valid (tree_view->priv->top_row)) - pspp_sheet_view_top_row_to_dy (tree_view); - else - pspp_sheet_view_dy_to_top_row (tree_view); - - if (gtk_widget_get_realized (widget)) - { - gdk_window_move_resize (gtk_widget_get_window (widget), - allocation->x, allocation->y, - allocation->width, allocation->height); - gdk_window_move_resize (tree_view->priv->header_window, - - (gint) gtk_adjustment_get_value (tree_view->priv->hadjustment), - 0, - MAX (tree_view->priv->width, allocation->width), - tree_view->priv->header_height); - gdk_window_move_resize (tree_view->priv->bin_window, - - (gint) gtk_adjustment_get_value (tree_view->priv->hadjustment), - TREE_VIEW_HEADER_HEIGHT (tree_view), - MAX (tree_view->priv->width, allocation->width), - allocation->height - TREE_VIEW_HEADER_HEIGHT (tree_view)); - } - - if (tree_view->priv->row_count == 0) - invalidate_empty_focus (tree_view); - - if (gtk_widget_get_realized (widget)) - { - gboolean has_expand_column = FALSE; - for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next) - { - if (pspp_sheet_view_column_get_expand (PSPP_SHEET_VIEW_COLUMN (tmp_list->data))) - { - has_expand_column = TRUE; - break; - } - } - - /* This little hack only works if we have an LTR locale, and no column has the */ - if (width_changed) - { - if (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_LTR && - ! has_expand_column) - invalidate_last_column (tree_view); - else - gtk_widget_queue_draw (widget); - } - update_childrens_allocation(tree_view); - } - - tree_view->priv->resized = TRUE; -} - -/* Grabs the focus and unsets the PSPP_SHEET_VIEW_DRAW_KEYFOCUS flag */ -static void -grab_focus_and_unset_draw_keyfocus (PsppSheetView *tree_view) -{ - GtkWidget *widget = GTK_WIDGET (tree_view); - - if (gtk_widget_get_can_focus (widget) && !gtk_widget_has_focus (widget)) - gtk_widget_grab_focus (widget); - PSPP_SHEET_VIEW_UNSET_FLAG (tree_view, PSPP_SHEET_VIEW_DRAW_KEYFOCUS); -} - -gboolean -pspp_sheet_view_node_is_selected (PsppSheetView *tree_view, - int node) -{ - return node >= 0 && range_tower_contains (tree_view->priv->selected, node); -} - -void -pspp_sheet_view_node_select (PsppSheetView *tree_view, - int node) -{ - range_tower_set1 (tree_view->priv->selected, node, 1); -} - -void -pspp_sheet_view_node_unselect (PsppSheetView *tree_view, - int node) -{ - range_tower_set0 (tree_view->priv->selected, node, 1); -} - -gint -pspp_sheet_view_node_next (PsppSheetView *tree_view, - gint node) -{ - return node + 1 < tree_view->priv->row_count ? node + 1 : -1; -} - -gint -pspp_sheet_view_node_prev (PsppSheetView *tree_view, - gint node) -{ - return node > 0 ? node - 1 : -1; -} - -static gboolean -all_columns_selected (PsppSheetView *tree_view) -{ - GList *list; - - for (list = tree_view->priv->columns; list; list = list->next) - { - PsppSheetViewColumn *column = list->data; - if (column->selectable && !column->selected) - return FALSE; - } - - return TRUE; -} - -static gboolean -pspp_sheet_view_row_head_clicked (PsppSheetView *tree_view, - gint node, - PsppSheetViewColumn *column, - GdkEventButton *event) -{ - PsppSheetSelection *selection; - PsppSheetSelectionMode mode; - GtkTreePath *path; - gboolean update_anchor; - gboolean handled; - guint modifiers; - - g_return_val_if_fail (tree_view != NULL, FALSE); - g_return_val_if_fail (column != NULL, FALSE); - - selection = tree_view->priv->selection; - mode = pspp_sheet_selection_get_mode (selection); - if (mode != PSPP_SHEET_SELECTION_RECTANGLE) - return FALSE; - - if (!column->row_head) - return FALSE; - - if (event) - { - modifiers = event->state & gtk_accelerator_get_default_mod_mask (); - if (event->type != GDK_BUTTON_PRESS - || (modifiers != GDK_CONTROL_MASK && modifiers != GDK_SHIFT_MASK)) - return FALSE; - } - else - modifiers = 0; - - path = gtk_tree_path_new_from_indices (node, -1); - if (event == NULL) - { - pspp_sheet_selection_unselect_all (selection); - pspp_sheet_selection_select_path (selection, path); - pspp_sheet_selection_select_all_columns (selection); - update_anchor = TRUE; - handled = TRUE; - } - else if (event->type == GDK_BUTTON_PRESS && event->button == 3) - { - if (pspp_sheet_selection_count_selected_rows (selection) <= 1 - || !all_columns_selected (tree_view)) - { - pspp_sheet_selection_unselect_all (selection); - pspp_sheet_selection_select_path (selection, path); - pspp_sheet_selection_select_all_columns (selection); - update_anchor = TRUE; - handled = FALSE; - } - else - update_anchor = handled = FALSE; - } - else if (event->type == GDK_BUTTON_PRESS && event->button == 1 - && modifiers == GDK_CONTROL_MASK) - { - if (!all_columns_selected (tree_view)) - { - pspp_sheet_selection_unselect_all (selection); - pspp_sheet_selection_select_all_columns (selection); - } - - if (pspp_sheet_selection_path_is_selected (selection, path)) - pspp_sheet_selection_unselect_path (selection, path); - else - pspp_sheet_selection_select_path (selection, path); - update_anchor = TRUE; - handled = TRUE; - } - else if (event->type == GDK_BUTTON_PRESS && event->button == 1 - && modifiers == GDK_SHIFT_MASK) - { - GtkTreeRowReference *anchor = tree_view->priv->anchor; - GtkTreePath *anchor_path; - - if (all_columns_selected (tree_view) - && gtk_tree_row_reference_valid (anchor)) - { - update_anchor = FALSE; - anchor_path = gtk_tree_row_reference_get_path (anchor); - } - else - { - update_anchor = TRUE; - anchor_path = gtk_tree_path_copy (path); - } - - pspp_sheet_selection_unselect_all (selection); - pspp_sheet_selection_select_range (selection, anchor_path, path); - pspp_sheet_selection_select_all_columns (selection); - - gtk_tree_path_free (anchor_path); - - handled = TRUE; - } - else - update_anchor = handled = FALSE; - - if (update_anchor) - { - if (tree_view->priv->anchor) - gtk_tree_row_reference_free (tree_view->priv->anchor); - tree_view->priv->anchor = - gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), - tree_view->priv->model, - path); - } - - gtk_tree_path_free (path); - return handled; -} - -static gboolean -find_click (PsppSheetView *tree_view, - gint x, gint y, - gint *node, - PsppSheetViewColumn **column, - GdkRectangle *background_area, - GdkRectangle *cell_area) -{ - gint y_offset; - gboolean rtl; - GList *list; - gint new_y; - - /* find the node that was clicked */ - new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, y); - if (new_y < 0) - new_y = 0; - y_offset = -pspp_sheet_view_find_offset (tree_view, new_y, node); - - if (*node < 0) - return FALSE; - - background_area->y = y_offset + y; - background_area->height = ROW_HEIGHT (tree_view); - background_area->x = 0; - - /* Let the column have a chance at selecting it. */ - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns)); - list; list = (rtl ? list->prev : list->next)) - { - PsppSheetViewColumn *candidate = list->data; - - if (!candidate->visible) - continue; - - background_area->width = candidate->width; - if ((background_area->x > x) || - (background_area->x + background_area->width <= x)) - { - background_area->x += background_area->width; - continue; - } - - /* we found the focus column */ - - pspp_sheet_view_adjust_cell_area (tree_view, candidate, background_area, - TRUE, cell_area); - *column = candidate; - return TRUE; - } - - return FALSE; -} - -static gboolean -pspp_sheet_view_button_press (GtkWidget *widget, - GdkEventButton *event) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - GList *list; - PsppSheetViewColumn *column = NULL; - gint i; - GdkRectangle background_area; - GdkRectangle cell_area; - gboolean rtl; - - rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL); - pspp_sheet_view_stop_editing (tree_view, FALSE); - - - /* Because grab_focus can cause reentrancy, we delay grab_focus until after - * we're done handling the button press. - */ - - if (event->window == tree_view->priv->bin_window) - { - int node; - GtkTreePath *path; - gint dval; - gint pre_val, aft_val; - PsppSheetViewColumn *column = NULL; - GtkCellRenderer *focus_cell = NULL; - gboolean row_double_click = FALSE; - - /* Empty tree? */ - if (tree_view->priv->row_count == 0) - { - grab_focus_and_unset_draw_keyfocus (tree_view); - return TRUE; - } - - if (!find_click (tree_view, event->x, event->y, &node, &column, - &background_area, &cell_area)) - { - grab_focus_and_unset_draw_keyfocus (tree_view); - return FALSE; - } - - tree_view->priv->focus_column = column; - - if (pspp_sheet_view_row_head_clicked (tree_view, node, column, event)) - return TRUE; - - /* select */ - pre_val = gtk_adjustment_get_value (tree_view->priv->vadjustment); - - path = _pspp_sheet_view_find_path (tree_view, node); - - /* we only handle selection modifications on the first button press - */ - if (event->type == GDK_BUTTON_PRESS) - { - PsppSheetSelectionMode mode = 0; - - if ((event->state & GDK_CONTROL_MASK) == GDK_CONTROL_MASK) - mode |= PSPP_SHEET_SELECT_MODE_TOGGLE; - if ((event->state & GDK_SHIFT_MASK) == GDK_SHIFT_MASK) - mode |= PSPP_SHEET_SELECT_MODE_EXTEND; - - focus_cell = _pspp_sheet_view_column_get_cell_at_pos (column, event->x - background_area.x); - if (focus_cell) - pspp_sheet_view_column_focus_cell (column, focus_cell); - - if (event->state & GDK_CONTROL_MASK) - { - pspp_sheet_view_real_set_cursor (tree_view, path, FALSE, TRUE, mode); - pspp_sheet_view_real_toggle_cursor_row (tree_view); - } - else if (event->state & GDK_SHIFT_MASK) - { - pspp_sheet_view_real_set_cursor (tree_view, path, TRUE, TRUE, mode); - pspp_sheet_view_real_select_cursor_row (tree_view, FALSE, mode); - } - else - { - pspp_sheet_view_real_set_cursor (tree_view, path, TRUE, TRUE, 0); - } - - if (tree_view->priv->anchor_column == NULL || - !(event->state & GDK_SHIFT_MASK)) - tree_view->priv->anchor_column = column; - pspp_sheet_selection_unselect_all_columns (tree_view->priv->selection); - pspp_sheet_selection_select_column_range (tree_view->priv->selection, - tree_view->priv->anchor_column, - column); - } - - /* the treeview may have been scrolled because of _set_cursor, - * correct here - */ - - aft_val = gtk_adjustment_get_value (tree_view->priv->vadjustment); - dval = pre_val - aft_val; - - cell_area.y += dval; - background_area.y += dval; - - /* Save press to possibly begin a drag - */ - if (!tree_view->priv->in_grab && - tree_view->priv->pressed_button < 0) - { - tree_view->priv->pressed_button = event->button; - tree_view->priv->press_start_x = event->x; - tree_view->priv->press_start_y = event->y; - tree_view->priv->press_start_node = node; - - if (tree_view->priv->rubber_banding_enable - && (tree_view->priv->selection->type == PSPP_SHEET_SELECTION_MULTIPLE || - tree_view->priv->selection->type == PSPP_SHEET_SELECTION_RECTANGLE)) - { - tree_view->priv->press_start_y += tree_view->priv->dy; - tree_view->priv->rubber_band_x = event->x; - tree_view->priv->rubber_band_y = event->y + tree_view->priv->dy; - tree_view->priv->rubber_band_status = RUBBER_BAND_MAYBE_START; - - if ((event->state & GDK_CONTROL_MASK) == GDK_CONTROL_MASK) - tree_view->priv->rubber_band_ctrl = TRUE; - if ((event->state & GDK_SHIFT_MASK) == GDK_SHIFT_MASK) - tree_view->priv->rubber_band_shift = TRUE; - - } - } - - /* Test if a double click happened on the same row. */ - if (event->button == 1 && event->type == GDK_BUTTON_PRESS) - { - int double_click_time, double_click_distance; - - g_object_get (gtk_settings_get_for_screen ( - gtk_widget_get_screen (widget)), - "gtk-double-click-time", &double_click_time, - "gtk-double-click-distance", &double_click_distance, - NULL); - - /* Same conditions as _gdk_event_button_generate */ - if (tree_view->priv->last_button_x != -1 && - (event->time < tree_view->priv->last_button_time + double_click_time) && - (ABS (event->x - tree_view->priv->last_button_x) <= double_click_distance) && - (ABS (event->y - tree_view->priv->last_button_y) <= double_click_distance)) - { - /* We do no longer compare paths of this row and the - * row clicked previously. We use the double click - * distance to decide whether this is a valid click, - * allowing the mouse to slightly move over another row. - */ - row_double_click = TRUE; - - tree_view->priv->last_button_time = 0; - tree_view->priv->last_button_x = -1; - tree_view->priv->last_button_y = -1; - } - else - { - tree_view->priv->last_button_time = event->time; - tree_view->priv->last_button_x = event->x; - tree_view->priv->last_button_y = event->y; - } - } - - if (row_double_click) - { - gtk_grab_remove (widget); - pspp_sheet_view_row_activated (tree_view, path, column); - - if (tree_view->priv->pressed_button == event->button) - tree_view->priv->pressed_button = -1; - } - - gtk_tree_path_free (path); - - /* If we activated the row through a double click we don't want to grab - * focus back, as moving focus to another widget is pretty common. - */ - if (!row_double_click) - grab_focus_and_unset_draw_keyfocus (tree_view); - - return TRUE; - } - - /* We didn't click in the window. Let's check to see if we clicked on a column resize window. - */ - for (i = 0, list = tree_view->priv->columns; list; list = list->next, i++) - { - column = list->data; - if (event->window == column->window && - column->resizable && - column->window) - { - gpointer drag_data; - - if (GDK_GRAB_SUCCESS != gdk_device_grab (event->device, - column->window, - GDK_OWNERSHIP_NONE, - FALSE, - GDK_POINTER_MOTION_HINT_MASK | - GDK_BUTTON1_MOTION_MASK | - GDK_BUTTON_RELEASE_MASK, - NULL, event->time)) - return FALSE; - - gtk_grab_add (widget); - PSPP_SHEET_VIEW_SET_FLAG (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_RESIZE); - column->resized_width = column->width; - - /* block attached dnd signal handler */ - drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data"); - if (drag_data) - g_signal_handlers_block_matched (widget, - G_SIGNAL_MATCH_DATA, - 0, 0, NULL, NULL, - drag_data); - - tree_view->priv->drag_pos = i; - tree_view->priv->x_drag = column->allocation.x + (rtl ? 0 : column->allocation.width); - - if (!gtk_widget_has_focus (widget)) - gtk_widget_grab_focus (widget); - - return TRUE; - } - } - return FALSE; -} - -/* GtkWidget::button_release_event helper */ -static gboolean -pspp_sheet_view_button_release_drag_column (GtkWidget *widget, - GdkEventButton *event) -{ - PsppSheetView *tree_view; - GList *l; - gboolean rtl; - - tree_view = PSPP_SHEET_VIEW (widget); - - rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL); - gdk_display_pointer_ungrab (gtk_widget_get_display (widget), GDK_CURRENT_TIME); - gdk_display_keyboard_ungrab (gtk_widget_get_display (widget), GDK_CURRENT_TIME); - - /* Move the button back */ - g_return_val_if_fail (tree_view->priv->drag_column->button, FALSE); - - g_object_ref (tree_view->priv->drag_column->button); - gtk_container_remove (GTK_CONTAINER (tree_view), tree_view->priv->drag_column->button); - gtk_widget_set_parent_window (tree_view->priv->drag_column->button, tree_view->priv->header_window); - gtk_widget_set_parent (tree_view->priv->drag_column->button, GTK_WIDGET (tree_view)); - g_object_unref (tree_view->priv->drag_column->button); - gtk_widget_queue_resize (widget); - if (tree_view->priv->drag_column->resizable) - { - gdk_window_raise (tree_view->priv->drag_column->window); - gdk_window_show (tree_view->priv->drag_column->window); - } - else - gdk_window_hide (tree_view->priv->drag_column->window); - - gtk_widget_grab_focus (tree_view->priv->drag_column->button); - - if (rtl) - { - if (tree_view->priv->cur_reorder && - tree_view->priv->cur_reorder->right_column != tree_view->priv->drag_column) - pspp_sheet_view_move_column_after (tree_view, tree_view->priv->drag_column, - tree_view->priv->cur_reorder->right_column); - } - else - { - if (tree_view->priv->cur_reorder && - tree_view->priv->cur_reorder->left_column != tree_view->priv->drag_column) - pspp_sheet_view_move_column_after (tree_view, tree_view->priv->drag_column, - tree_view->priv->cur_reorder->left_column); - } - tree_view->priv->drag_column = NULL; - gdk_window_hide (tree_view->priv->drag_window); - - for (l = tree_view->priv->column_drag_info; l != NULL; l = l->next) - g_slice_free (PsppSheetViewColumnReorder, l->data); - g_list_free (tree_view->priv->column_drag_info); - tree_view->priv->column_drag_info = NULL; - tree_view->priv->cur_reorder = NULL; - - if (tree_view->priv->drag_highlight_window) - gdk_window_hide (tree_view->priv->drag_highlight_window); - - /* Reset our flags */ - tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_UNSET; - PSPP_SHEET_VIEW_UNSET_FLAG (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_DRAG); - - return TRUE; -} - -/* GtkWidget::button_release_event helper */ -static gboolean -pspp_sheet_view_button_release_column_resize (GtkWidget *widget, - GdkEventButton *event) -{ - PsppSheetView *tree_view; - gpointer drag_data; - - tree_view = PSPP_SHEET_VIEW (widget); - - tree_view->priv->drag_pos = -1; - - /* unblock attached dnd signal handler */ - drag_data = g_object_get_data (G_OBJECT (widget), "gtk-site-data"); - if (drag_data) - g_signal_handlers_unblock_matched (widget, - G_SIGNAL_MATCH_DATA, - 0, 0, NULL, NULL, - drag_data); - - PSPP_SHEET_VIEW_UNSET_FLAG (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_RESIZE); - gtk_grab_remove (widget); - gdk_device_ungrab (event->device, event->time); - - return TRUE; -} - -static gboolean -pspp_sheet_view_button_release_edit (PsppSheetView *tree_view, - GdkEventButton *event) -{ - GtkCellEditable *cell_editable; - gchar *path_string; - GtkTreePath *path; - gint left, right; - GtkTreeIter iter; - PsppSheetViewColumn *column; - GdkRectangle background_area; - GdkRectangle cell_area; - GdkRectangle area; - guint modifiers; - guint flags; - int node; - - if (event->window != tree_view->priv->bin_window) - return FALSE; - - /* Ignore a released button, if that button wasn't depressed */ - if (tree_view->priv->pressed_button != event->button) - return FALSE; - - if (!find_click (tree_view, event->x, event->y, &node, &column, &background_area, - &cell_area)) - return FALSE; - - /* decide if we edit */ - path = _pspp_sheet_view_find_path (tree_view, node); - modifiers = event->state & gtk_accelerator_get_default_mod_mask (); - if (event->button != 1 || modifiers) - return FALSE; - - gtk_tree_model_get_iter (tree_view->priv->model, &iter, path); - pspp_sheet_view_column_cell_set_cell_data (column, - tree_view->priv->model, - &iter); - - if (!pspp_sheet_view_column_get_quick_edit (column) - && _pspp_sheet_view_column_has_editable_cell (column)) - return FALSE; - - flags = 0; /* FIXME: get the right flags */ - path_string = gtk_tree_path_to_string (path); - - if (!_pspp_sheet_view_column_cell_event (column, - &cell_editable, - (GdkEvent *)event, - path_string, - &background_area, - &cell_area, flags)) - return FALSE; - - if (cell_editable == NULL) - return FALSE; - - pspp_sheet_view_real_set_cursor (tree_view, path, - TRUE, TRUE, 0); /* XXX mode? */ - gtk_widget_queue_draw (GTK_WIDGET (tree_view)); - - area = cell_area; - _pspp_sheet_view_column_get_neighbor_sizes ( - column, _pspp_sheet_view_column_get_edited_cell (column), &left, &right); - - area.x += left; - area.width -= right + left; - - pspp_sheet_view_real_start_editing (tree_view, - column, - path, - cell_editable, - &area, - (GdkEvent *)event, - flags); - g_free (path_string); - gtk_tree_path_free (path); - return TRUE; -} - -static gboolean -pspp_sheet_view_button_release (GtkWidget *widget, - GdkEventButton *event) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - - pspp_sheet_view_stop_editing (tree_view, FALSE); - if (tree_view->priv->rubber_band_status != RUBBER_BAND_ACTIVE - && pspp_sheet_view_button_release_edit (tree_view, event)) - { - if (tree_view->priv->pressed_button == event->button) - tree_view->priv->pressed_button = -1; - - tree_view->priv->rubber_band_status = RUBBER_BAND_OFF; - return TRUE; - } - - if (PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_DRAG)) - return pspp_sheet_view_button_release_drag_column (widget, event); - - if (tree_view->priv->rubber_band_status) - pspp_sheet_view_stop_rubber_band (tree_view); - - if (tree_view->priv->pressed_button == event->button) - tree_view->priv->pressed_button = -1; - - if (PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_RESIZE)) - return pspp_sheet_view_button_release_column_resize (widget, event); - - return FALSE; -} - -static gboolean -pspp_sheet_view_grab_broken (GtkWidget *widget, - GdkEventGrabBroken *event) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - - if (PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_DRAG)) - pspp_sheet_view_button_release_drag_column (widget, (GdkEventButton *)event); - - if (PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_RESIZE)) - pspp_sheet_view_button_release_column_resize (widget, (GdkEventButton *)event); - - return TRUE; -} - -/* GtkWidget::motion_event function set. - */ - -static void -do_prelight (PsppSheetView *tree_view, - int node, - /* these are in bin_window coords */ - gint x, - gint y) -{ - int prev_node = tree_view->priv->prelight_node; - - if (prev_node != node) - { - tree_view->priv->prelight_node = node; - - if (prev_node >= 0) - _pspp_sheet_view_queue_draw_node (tree_view, prev_node, NULL); - - if (node >= 0) - _pspp_sheet_view_queue_draw_node (tree_view, node, NULL); - } -} - - -static void -prelight_or_select (PsppSheetView *tree_view, - int node, - /* these are in bin_window coords */ - gint x, - gint y) -{ - PsppSheetSelectionMode mode = pspp_sheet_selection_get_mode (tree_view->priv->selection); - - if (tree_view->priv->hover_selection && - (mode == PSPP_SHEET_SELECTION_SINGLE || mode == PSPP_SHEET_SELECTION_BROWSE) && - !(tree_view->priv->edited_column && - tree_view->priv->edited_column->editable_widget)) - { - if (node >= 0) - { - if (!pspp_sheet_view_node_is_selected (tree_view, node)) - { - GtkTreePath *path; - - path = _pspp_sheet_view_find_path (tree_view, node); - pspp_sheet_selection_select_path (tree_view->priv->selection, path); - if (pspp_sheet_view_node_is_selected (tree_view, node)) - { - PSPP_SHEET_VIEW_UNSET_FLAG (tree_view, PSPP_SHEET_VIEW_DRAW_KEYFOCUS); - pspp_sheet_view_real_set_cursor (tree_view, path, FALSE, FALSE, 0); /* XXX mode? */ - } - gtk_tree_path_free (path); - } - } - - else if (mode == PSPP_SHEET_SELECTION_SINGLE) - pspp_sheet_selection_unselect_all (tree_view->priv->selection); - } - - do_prelight (tree_view, node, x, y); -} - -static void -ensure_unprelighted (PsppSheetView *tree_view) -{ - do_prelight (tree_view, - -1, - -1000, -1000); /* coords not possibly over an arrow */ - - g_assert (tree_view->priv->prelight_node < 0); -} - -static void -update_prelight (PsppSheetView *tree_view, - gint x, - gint y) -{ - int new_y; - int node; - - if (tree_view->priv->row_count == 0) - return; - - if (x == -10000) - { - ensure_unprelighted (tree_view); - return; - } - - new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y); - if (new_y < 0) - new_y = 0; - - pspp_sheet_view_find_offset (tree_view, new_y, &node); - - if (node >= 0) - prelight_or_select (tree_view, node, x, y); -} - - - - -/* Our motion arrow is either a box (in the case of the original spot) - * or an arrow. It is expander_size wide. - */ -/* - * 11111111111111 - * 01111111111110 - * 00111111111100 - * 00011111111000 - * 00001111110000 - * 00000111100000 - * 00000111100000 - * 00000111100000 - * ~ ~ ~ ~ ~ ~ ~ - * 00000111100000 - * 00000111100000 - * 00000111100000 - * 00001111110000 - * 00011111111000 - * 00111111111100 - * 01111111111110 - * 11111111111111 - */ - -static void -pspp_sheet_view_motion_draw_column_motion_arrow (PsppSheetView *tree_view) -{ -} - -static gboolean -pspp_sheet_view_motion_resize_column (GtkWidget *widget, - GdkEventMotion *event) -{ - gint x; - gint new_width; - PsppSheetViewColumn *column; - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - - column = pspp_sheet_view_get_column (tree_view, tree_view->priv->drag_pos); - - if (event->is_hint || event->window != gtk_widget_get_window (widget)) - gtk_widget_get_pointer (widget, &x, NULL); - else - x = event->x; - - if (tree_view->priv->hadjustment) - x += gtk_adjustment_get_value (tree_view->priv->hadjustment); - - new_width = pspp_sheet_view_new_column_width (tree_view, - tree_view->priv->drag_pos, &x); - if (x != tree_view->priv->x_drag && - (new_width != column->fixed_width)) - { - column->use_resized_width = TRUE; - column->resized_width = new_width; -#if 0 - if (column->expand) - column->resized_width -= tree_view->priv->last_extra_space_per_column; -#endif - gtk_widget_queue_resize (widget); - } - - return FALSE; -} - - -static void -pspp_sheet_view_update_current_reorder (PsppSheetView *tree_view) -{ - PsppSheetViewColumnReorder *reorder = NULL; - GList *list; - gint mouse_x; - - gdk_window_get_pointer (tree_view->priv->header_window, &mouse_x, NULL, NULL); - for (list = tree_view->priv->column_drag_info; list; list = list->next) - { - reorder = (PsppSheetViewColumnReorder *) list->data; - if (mouse_x >= reorder->left_align && mouse_x < reorder->right_align) - break; - reorder = NULL; - } - - /* if (reorder && reorder == tree_view->priv->cur_reorder) - return;*/ - - tree_view->priv->cur_reorder = reorder; - pspp_sheet_view_motion_draw_column_motion_arrow (tree_view); -} - -static void -pspp_sheet_view_vertical_autoscroll (PsppSheetView *tree_view) -{ - GdkRectangle visible_rect; - gint y; - gint offset; - gfloat value; - - gdk_window_get_pointer (tree_view->priv->bin_window, NULL, &y, NULL); - y += tree_view->priv->dy; - - pspp_sheet_view_get_visible_rect (tree_view, &visible_rect); - - /* see if we are near the edge. */ - offset = y - (visible_rect.y + 2 * SCROLL_EDGE_SIZE); - if (offset > 0) - { - offset = y - (visible_rect.y + visible_rect.height - 2 * SCROLL_EDGE_SIZE); - if (offset < 0) - return; - } - - value = CLAMP (gtk_adjustment_get_value (tree_view->priv->vadjustment) + offset, 0.0, - gtk_adjustment_get_upper (tree_view->priv->vadjustment) - gtk_adjustment_get_page_size (tree_view->priv->vadjustment)); - gtk_adjustment_set_value (tree_view->priv->vadjustment, value); -} - -static gboolean -pspp_sheet_view_horizontal_autoscroll (PsppSheetView *tree_view) -{ - GdkRectangle visible_rect; - gint x; - gint offset; - gfloat value; - - gdk_window_get_pointer (tree_view->priv->bin_window, &x, NULL, NULL); - - pspp_sheet_view_get_visible_rect (tree_view, &visible_rect); - - /* See if we are near the edge. */ - offset = x - (visible_rect.x + SCROLL_EDGE_SIZE); - if (offset > 0) - { - offset = x - (visible_rect.x + visible_rect.width - SCROLL_EDGE_SIZE); - if (offset < 0) - return TRUE; - } - offset = offset/3; - - value = CLAMP (gtk_adjustment_get_value (tree_view->priv->hadjustment) + offset, - 0.0, gtk_adjustment_get_upper (tree_view->priv->hadjustment) - gtk_adjustment_get_page_size (tree_view->priv->hadjustment)); - gtk_adjustment_set_value (tree_view->priv->hadjustment, value); - - return TRUE; - -} - -static gboolean -pspp_sheet_view_motion_drag_column (GtkWidget *widget, - GdkEventMotion *event) -{ - PsppSheetView *tree_view = (PsppSheetView *) widget; - PsppSheetViewColumn *column = tree_view->priv->drag_column; - gint x, y; - GtkAllocation allocation; - - /* Sanity Check */ - if ((column == NULL) || - (event->window != tree_view->priv->drag_window)) - return FALSE; - - /* Handle moving the header */ - gdk_window_get_position (tree_view->priv->drag_window, &x, &y); - gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation); - x = CLAMP (x + (gint)event->x - column->drag_x, 0, - MAX (tree_view->priv->width, allocation.width) - column->allocation.width); - gdk_window_move (tree_view->priv->drag_window, x, y); - - /* autoscroll, if needed */ - pspp_sheet_view_horizontal_autoscroll (tree_view); - /* Update the current reorder position and arrow; */ - pspp_sheet_view_update_current_reorder (tree_view); - - return TRUE; -} - -static void -pspp_sheet_view_stop_rubber_band (PsppSheetView *tree_view) -{ - remove_scroll_timeout (tree_view); - gtk_grab_remove (GTK_WIDGET (tree_view)); - - if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE) - { - GtkTreePath *tmp_path; - - gtk_widget_queue_draw (GTK_WIDGET (tree_view)); - - /* The anchor path should be set to the start path */ - tmp_path = _pspp_sheet_view_find_path (tree_view, - tree_view->priv->rubber_band_start_node); - - if (tree_view->priv->anchor) - gtk_tree_row_reference_free (tree_view->priv->anchor); - - tree_view->priv->anchor = - gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), - tree_view->priv->model, - tmp_path); - - gtk_tree_path_free (tmp_path); - - /* ... and the cursor to the end path */ - tmp_path = _pspp_sheet_view_find_path (tree_view, - tree_view->priv->rubber_band_end_node); - pspp_sheet_view_real_set_cursor (PSPP_SHEET_VIEW (tree_view), tmp_path, FALSE, FALSE, 0); /* XXX mode? */ - gtk_tree_path_free (tmp_path); - - _pspp_sheet_selection_emit_changed (tree_view->priv->selection); - } - - /* Clear status variables */ - tree_view->priv->rubber_band_status = RUBBER_BAND_OFF; - tree_view->priv->rubber_band_shift = 0; - tree_view->priv->rubber_band_ctrl = 0; - - tree_view->priv->rubber_band_start_node = -1; - tree_view->priv->rubber_band_end_node = -1; -} - -static void -pspp_sheet_view_update_rubber_band_selection_range (PsppSheetView *tree_view, - int start_node, - int end_node, - gboolean select, - gboolean skip_start, - gboolean skip_end) -{ - if (start_node == end_node) - return; - - /* We skip the first node and jump inside the loop */ - if (skip_start) - goto skip_first; - - do - { - /* Small optimization by assuming insensitive nodes are never - * selected. - */ - if (select) - { - if (tree_view->priv->rubber_band_shift) - pspp_sheet_view_node_select (tree_view, start_node); - else if (tree_view->priv->rubber_band_ctrl) - { - /* Toggle the selection state */ - if (pspp_sheet_view_node_is_selected (tree_view, start_node)) - pspp_sheet_view_node_unselect (tree_view, start_node); - else - pspp_sheet_view_node_select (tree_view, start_node); - } - else - pspp_sheet_view_node_select (tree_view, start_node); - } - else - { - /* Mirror the above */ - if (tree_view->priv->rubber_band_shift) - pspp_sheet_view_node_unselect (tree_view, start_node); - else if (tree_view->priv->rubber_band_ctrl) - { - /* Toggle the selection state */ - if (pspp_sheet_view_node_is_selected (tree_view, start_node)) - pspp_sheet_view_node_unselect (tree_view, start_node); - else - pspp_sheet_view_node_select (tree_view, start_node); - } - else - pspp_sheet_view_node_unselect (tree_view, start_node); - } - - _pspp_sheet_view_queue_draw_node (tree_view, start_node, NULL); - - if (start_node == end_node) - break; - -skip_first: - - start_node = pspp_sheet_view_node_next (tree_view, start_node); - - if (start_node < 0) - /* Ran out of tree */ - break; - - if (skip_end && start_node == end_node) - break; - } - while (TRUE); -} - -static gint -pspp_sheet_view_node_find_offset (PsppSheetView *tree_view, - int node) -{ - return node * tree_view->priv->fixed_height; -} - -static gint -pspp_sheet_view_find_offset (PsppSheetView *tree_view, - gint height, - int *new_node) -{ - int fixed_height = tree_view->priv->fixed_height; - if (fixed_height <= 0 - || height < 0 - || height >= tree_view->priv->row_count * fixed_height) - { - *new_node = -1; - return 0; - } - else - { - *new_node = height / fixed_height; - return height % fixed_height; - } -} - -static void -pspp_sheet_view_update_rubber_band_selection (PsppSheetView *tree_view) -{ - int start_node; - int end_node; - - pspp_sheet_view_find_offset (tree_view, MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y), &start_node); - pspp_sheet_view_find_offset (tree_view, MAX (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y), &end_node); - - /* Handle the start area first */ - if (tree_view->priv->rubber_band_start_node < 0) - { - pspp_sheet_view_update_rubber_band_selection_range (tree_view, - start_node, - end_node, - TRUE, - FALSE, - FALSE); - } - else if (start_node < tree_view->priv->rubber_band_start_node) - { - /* New node is above the old one; selection became bigger */ - pspp_sheet_view_update_rubber_band_selection_range (tree_view, - start_node, - tree_view->priv->rubber_band_start_node, - TRUE, - FALSE, - TRUE); - } - else if (start_node > tree_view->priv->rubber_band_start_node) - { - /* New node is below the old one; selection became smaller */ - pspp_sheet_view_update_rubber_band_selection_range (tree_view, - tree_view->priv->rubber_band_start_node, - start_node, - FALSE, - FALSE, - TRUE); - } - - tree_view->priv->rubber_band_start_node = start_node; - - /* Next, handle the end area */ - if (tree_view->priv->rubber_band_end_node < 0) - { - /* In the event this happens, start_node was also -1; this case is - * handled above. - */ - } - else if (end_node < 0) - { - /* Find the last node in the tree */ - pspp_sheet_view_find_offset (tree_view, tree_view->priv->height - 1, - &end_node); - - /* Selection reached end of the tree */ - pspp_sheet_view_update_rubber_band_selection_range (tree_view, - tree_view->priv->rubber_band_end_node, - end_node, - TRUE, - TRUE, - FALSE); - } - else if (end_node > tree_view->priv->rubber_band_end_node) - { - /* New node is below the old one; selection became bigger */ - pspp_sheet_view_update_rubber_band_selection_range (tree_view, - tree_view->priv->rubber_band_end_node, - end_node, - TRUE, - TRUE, - FALSE); - } - else if (end_node < tree_view->priv->rubber_band_end_node) - { - /* New node is above the old one; selection became smaller */ - pspp_sheet_view_update_rubber_band_selection_range (tree_view, - end_node, - tree_view->priv->rubber_band_end_node, - FALSE, - TRUE, - FALSE); - } - - tree_view->priv->rubber_band_end_node = end_node; -} - -#define GDK_RECTANGLE_PTR(X) ((GdkRectangle *)(X)) - -static void -pspp_sheet_view_update_rubber_band (PsppSheetView *tree_view) -{ - gint x, y; - cairo_rectangle_int_t old_area; - cairo_rectangle_int_t new_area; - cairo_rectangle_int_t common; - cairo_region_t *invalid_region; - PsppSheetViewColumn *column; - - old_area.x = MIN (tree_view->priv->press_start_x, tree_view->priv->rubber_band_x); - old_area.y = MIN (tree_view->priv->press_start_y, tree_view->priv->rubber_band_y) - tree_view->priv->dy; - old_area.width = ABS (tree_view->priv->rubber_band_x - tree_view->priv->press_start_x) + 1; - old_area.height = ABS (tree_view->priv->rubber_band_y - tree_view->priv->press_start_y) + 1; - - gdk_window_get_pointer (tree_view->priv->bin_window, &x, &y, NULL); - - x = MAX (x, 0); - y = MAX (y, 0) + tree_view->priv->dy; - - new_area.x = MIN (tree_view->priv->press_start_x, x); - new_area.y = MIN (tree_view->priv->press_start_y, y) - tree_view->priv->dy; - new_area.width = ABS (x - tree_view->priv->press_start_x) + 1; - new_area.height = ABS (y - tree_view->priv->press_start_y) + 1; - - invalid_region = cairo_region_create_rectangle (&old_area); - cairo_region_union_rectangle (invalid_region, &new_area); - - gdk_rectangle_intersect (GDK_RECTANGLE_PTR (&old_area), - GDK_RECTANGLE_PTR (&new_area), GDK_RECTANGLE_PTR (&common)); - if (common.width > 2 && common.height > 2) - { - cairo_region_t *common_region; - - /* make sure the border is invalidated */ - common.x += 1; - common.y += 1; - common.width -= 2; - common.height -= 2; - - common_region = cairo_region_create_rectangle (&common); - - cairo_region_subtract (invalid_region, common_region); - cairo_region_destroy (common_region); - } - -#if GTK_MAJOR_VERSION == 3 - gdk_window_invalidate_region (tree_view->priv->bin_window, invalid_region, TRUE); -#else - { - cairo_rectangle_int_t extents; - GdkRegion *ereg; - cairo_region_get_extents (invalid_region, &extents); - ereg = gdk_region_rectangle (GDK_RECTANGLE_PTR (&extents)); - gdk_window_invalidate_region (tree_view->priv->bin_window, ereg, TRUE); - gdk_region_destroy (ereg); - } -#endif - - cairo_region_destroy (invalid_region); - - tree_view->priv->rubber_band_x = x; - tree_view->priv->rubber_band_y = y; - pspp_sheet_view_get_path_at_pos (tree_view, x, y, NULL, &column, NULL, NULL); - - pspp_sheet_selection_unselect_all_columns (tree_view->priv->selection); - pspp_sheet_selection_select_column_range (tree_view->priv->selection, - tree_view->priv->anchor_column, - column); - - gtk_widget_queue_draw (GTK_WIDGET (tree_view)); - - pspp_sheet_view_update_rubber_band_selection (tree_view); -} - - - -static gboolean -pspp_sheet_view_motion_bin_window (GtkWidget *widget, - GdkEventMotion *event) -{ - PsppSheetView *tree_view; - int node; - gint new_y; - - tree_view = (PsppSheetView *) widget; - - if (tree_view->priv->row_count == 0) - return FALSE; - - if (tree_view->priv->rubber_band_status == RUBBER_BAND_MAYBE_START) - { - GdkRectangle background_area, cell_area; - PsppSheetViewColumn *column; - - if (find_click (tree_view, event->x, event->y, &node, &column, - &background_area, &cell_area) - && tree_view->priv->focus_column == column - && tree_view->priv->press_start_node == node) - return FALSE; - - gtk_grab_add (GTK_WIDGET (tree_view)); - pspp_sheet_view_update_rubber_band (tree_view); - - tree_view->priv->rubber_band_status = RUBBER_BAND_ACTIVE; - } - else if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE) - { - pspp_sheet_view_update_rubber_band (tree_view); - - add_scroll_timeout (tree_view); - } - - /* only check for an initiated drag when a button is pressed */ - if (tree_view->priv->pressed_button >= 0 - && !tree_view->priv->rubber_band_status) - pspp_sheet_view_maybe_begin_dragging_row (tree_view, event); - - new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y); - if (new_y < 0) - new_y = 0; - - pspp_sheet_view_find_offset (tree_view, new_y, &node); - - tree_view->priv->event_last_x = event->x; - tree_view->priv->event_last_y = event->y; - - prelight_or_select (tree_view, node, event->x, event->y); - - return TRUE; -} - -static gboolean -pspp_sheet_view_motion (GtkWidget *widget, - GdkEventMotion *event) -{ - PsppSheetView *tree_view; - - tree_view = (PsppSheetView *) widget; - - /* Resizing a column */ - if (PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_RESIZE)) - return pspp_sheet_view_motion_resize_column (widget, event); - - /* Drag column */ - if (PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_DRAG)) - return pspp_sheet_view_motion_drag_column (widget, event); - - /* Sanity check it */ - if (event->window == tree_view->priv->bin_window) - return pspp_sheet_view_motion_bin_window (widget, event); - - return FALSE; -} - -/* Invalidate the focus rectangle near the edge of the bin_window; used when - * the tree is empty. - */ -static void -invalidate_empty_focus (PsppSheetView *tree_view) -{ - GdkRectangle area; - - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return; - - area.x = 0; - area.y = 0; - area.width = gdk_window_get_width (tree_view->priv->bin_window); - area.height = gdk_window_get_height (tree_view->priv->bin_window); - gdk_window_invalidate_rect (tree_view->priv->bin_window, &area, FALSE); -} - -/* Draws a focus rectangle near the edge of the bin_window; used when the tree - * is empty. - */ -static void -draw_empty_focus (PsppSheetView *tree_view) -{ - GtkWidget *widget = GTK_WIDGET (tree_view); - gint w, h; - cairo_t *cr = gdk_cairo_create (tree_view->priv->bin_window); - - if (!gtk_widget_has_focus (widget)) - return; - - w = gdk_window_get_width (tree_view->priv->bin_window); - h = gdk_window_get_height (tree_view->priv->bin_window); - - w -= 2; - h -= 2; - - if (w > 0 && h > 0) - gtk_paint_focus (gtk_widget_get_style (widget), - cr, - gtk_widget_get_state (widget), - widget, - NULL, - 1, 1, w, h); - cairo_destroy (cr); -} - -static void -pspp_sheet_view_draw_vertical_grid_lines (PsppSheetView *tree_view, - cairo_t *cr, - gint n_visible_columns, - gint min_y, - gint max_y) -{ - GList *list = tree_view->priv->columns; - gint x = 0; - - if (tree_view->priv->grid_lines != PSPP_SHEET_VIEW_GRID_LINES_VERTICAL - && tree_view->priv->grid_lines != PSPP_SHEET_VIEW_GRID_LINES_BOTH) - return; - - /* Only draw the lines for visible rows and columns */ - gboolean rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - - for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns)); - list; - list = (rtl ? list->prev : list->next)) - { - PsppSheetViewColumn *column = list->data; - - if (! column->visible) - continue; - - if (!rtl) - x += column->width; - - cairo_set_line_width (cr, 1.0); - cairo_set_line_cap (cr, CAIRO_LINE_CAP_SQUARE); - cairo_move_to (cr, x + 0.5, min_y); - cairo_line_to (cr, x + 0.5, max_y - min_y - 0.5); - cairo_stroke (cr); - - if (rtl) - x += column->width; - } -} - -/* Warning: Very scary function. - * Modify at your own risk - * - * KEEP IN SYNC WITH pspp_sheet_view_create_row_drag_icon()! - * FIXME: It's not... - */ -static void -pspp_sheet_view_draw_bin (GtkWidget *widget, - cairo_t *cr) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - GtkTreePath *path; - GList *list; - int node; - int cursor = -1; - int drag_highlight = -1; - GtkTreeIter iter; - gint new_y; - gint y_offset, cell_offset; - gint max_height; - GdkRectangle background_area; - GdkRectangle cell_area; - guint flags; - gint bin_window_width; - gint bin_window_height; - GtkTreePath *cursor_path; - GtkTreePath *drag_dest_path; - GList *first_column, *last_column; - gint vertical_separator; - gint horizontal_separator; - gint focus_line_width; - gboolean allow_rules; - gboolean rtl; - gint n_visible_columns; - gint grid_line_width; - gboolean row_ending_details; - gboolean draw_vgrid_lines, draw_hgrid_lines; - gint min_y, max_y; - GtkStyleContext *context; - context = gtk_widget_get_style_context (widget); - - GdkRectangle Zarea; - GtkAllocation allocation; - gtk_widget_get_allocation (widget, &allocation); - - GdkRectangle exposed_rect; - gdk_cairo_get_clip_rectangle (cr, &exposed_rect); - - Zarea.x = 0; - Zarea.y = 0; - Zarea.height = allocation.height; - - rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL); - - gtk_widget_style_get (widget, - "horizontal-separator", &horizontal_separator, - "vertical-separator", &vertical_separator, - "allow-rules", &allow_rules, - "focus-line-width", &focus_line_width, - "row-ending-details", &row_ending_details, - NULL); - - if (tree_view->priv->row_count == 0) - { - draw_empty_focus (tree_view); - return; - } - - validate_visible_area (tree_view); - - new_y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, Zarea.y); - - if (new_y < 0) - new_y = 0; - y_offset = -pspp_sheet_view_find_offset (tree_view, new_y, &node); - bin_window_width = - gdk_window_get_width (tree_view->priv->bin_window); - - bin_window_height = - gdk_window_get_height (tree_view->priv->bin_window); - - - if (tree_view->priv->height < bin_window_height) - { - gtk_paint_flat_box (gtk_widget_get_style (widget), - cr, - gtk_widget_get_state (widget), - GTK_SHADOW_NONE, - widget, - "cell_even", - 0, tree_view->priv->height, - bin_window_width, - bin_window_height - tree_view->priv->height); - } - - if (node < 0) - return; - - /* find the path for the node */ - path = _pspp_sheet_view_find_path ((PsppSheetView *)widget, node); - gtk_tree_model_get_iter (tree_view->priv->model, - &iter, - path); - gtk_tree_path_free (path); - - cursor_path = NULL; - drag_dest_path = NULL; - - if (tree_view->priv->cursor) - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - - if (cursor_path) - _pspp_sheet_view_find_node (tree_view, cursor_path, &cursor); - - if (tree_view->priv->drag_dest_row) - drag_dest_path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row); - - if (drag_dest_path) - _pspp_sheet_view_find_node (tree_view, drag_dest_path, - &drag_highlight); - - draw_vgrid_lines = - tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_VERTICAL - || tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_BOTH; - draw_hgrid_lines = - tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_HORIZONTAL - || tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_BOTH; - - if (draw_vgrid_lines || draw_hgrid_lines) - gtk_widget_style_get (widget, "grid-line-width", &grid_line_width, NULL); - - n_visible_columns = 0; - for (list = tree_view->priv->columns; list; list = list->next) - { - if (! PSPP_SHEET_VIEW_COLUMN (list->data)->visible) - continue; - n_visible_columns ++; - } - - /* Find the last column */ - for (last_column = g_list_last (tree_view->priv->columns); - last_column && !(PSPP_SHEET_VIEW_COLUMN (last_column->data)->visible); - last_column = last_column->prev) - ; - - /* and the first */ - for (first_column = g_list_first (tree_view->priv->columns); - first_column && !(PSPP_SHEET_VIEW_COLUMN (first_column->data)->visible); - first_column = first_column->next) - ; - - /* Actually process the expose event. To do this, we want to - * start at the first node of the event, and walk the tree in - * order, drawing each successive node. - */ - - min_y = y_offset; - do - { - gboolean parity; - gboolean is_first = FALSE; - gboolean is_last = FALSE; - gboolean done = FALSE; - gboolean selected; - - max_height = ROW_HEIGHT (tree_view); - - cell_offset = 0; - - background_area.y = y_offset + Zarea.y; - background_area.height = max_height; - max_y = background_area.y + max_height; - - flags = 0; - - if (node == tree_view->priv->prelight_node) - flags |= GTK_CELL_RENDERER_PRELIT; - - selected = pspp_sheet_view_node_is_selected (tree_view, node); - - parity = node % 2; - - for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns)); - list; - list = (rtl ? list->prev : list->next)) - { - PsppSheetViewColumn *column = list->data; - const gchar *detail = NULL; - gboolean selected_column; - GtkStateType state; - - if (!column->visible) - continue; - - if (tree_view->priv->selection->type == PSPP_SHEET_SELECTION_RECTANGLE) - selected_column = column->selected && column->selectable; - else - selected_column = TRUE; - - if (selected && selected_column) - flags |= GTK_CELL_RENDERER_SELECTED; - else - flags &= ~GTK_CELL_RENDERER_SELECTED; - - if (column->show_sort_indicator) - flags |= GTK_CELL_RENDERER_SORTED; - else - flags &= ~GTK_CELL_RENDERER_SORTED; - - if (cursor == node) - flags |= GTK_CELL_RENDERER_FOCUSED; - else - flags &= ~GTK_CELL_RENDERER_FOCUSED; - - background_area.x = cell_offset; - background_area.width = column->width; - - cell_area = background_area; - cell_area.y += vertical_separator / 2; - cell_area.x += horizontal_separator / 2; - cell_area.height -= vertical_separator; - cell_area.width -= horizontal_separator; - - if (draw_vgrid_lines) - { - if (list == first_column) - { - cell_area.width -= grid_line_width / 2; - } - else if (list == last_column) - { - cell_area.x += grid_line_width / 2; - cell_area.width -= grid_line_width / 2; - } - else - { - cell_area.x += grid_line_width / 2; - cell_area.width -= grid_line_width; - } - } - - if (draw_hgrid_lines) - { - cell_area.y += grid_line_width / 2; - cell_area.height -= grid_line_width; - } - - if (!gdk_rectangle_intersect (&background_area, &exposed_rect, NULL)) - { - cell_offset += column->width; - continue; - } - - - pspp_sheet_view_column_cell_set_cell_data (column, - tree_view->priv->model, - &iter); - - /* Select the detail for drawing the cell. relevant - * factors are parity, sortedness, and whether to - * display rules. - */ - if (allow_rules && tree_view->priv->has_rules) - { - if ((flags & GTK_CELL_RENDERER_SORTED) && - n_visible_columns >= 3) - { - if (parity) - detail = "cell_odd_ruled_sorted"; - else - detail = "cell_even_ruled_sorted"; - } - else - { - if (parity) - detail = "cell_odd_ruled"; - else - detail = "cell_even_ruled"; - } - } - else - { - if ((flags & GTK_CELL_RENDERER_SORTED) && - n_visible_columns >= 3) - { - if (parity) - detail = "cell_odd_sorted"; - else - detail = "cell_even_sorted"; - } - else - { - if (parity) - detail = "cell_odd"; - else - detail = "cell_even"; - } - } - - g_assert (detail); - - gtk_style_context_save (context); - state = gtk_cell_renderer_get_state (NULL, widget, flags); - gtk_style_context_set_state (context, state); - gtk_style_context_add_class (context, GTK_STYLE_CLASS_CELL); - - /* Draw background */ - gtk_render_background (context, cr, - background_area.x, - background_area.y, - background_area.width, - background_area.height); - - /* Draw frame */ - gtk_render_frame (context, cr, - background_area.x, - background_area.y, - background_area.width, - background_area.height); - - if (draw_hgrid_lines) - { - cairo_set_line_width (cr, 1.0); - cairo_set_line_cap (cr, CAIRO_LINE_CAP_SQUARE); - - if (background_area.y >= 0) - { - cairo_move_to (cr, background_area.x, background_area.y - 0.5); - cairo_line_to (cr, background_area.x + background_area.width, - background_area.y - 0.5); - } - - if (y_offset + max_height <= Zarea.height - 0.5) - { - cairo_move_to (cr, background_area.x, background_area.y + max_height - 0.5); - cairo_line_to (cr, background_area.x + background_area.width, - background_area.y + max_height - 0.5); - } - cairo_stroke (cr); - } - - _pspp_sheet_view_column_cell_render (column, - cr, - &background_area, - &cell_area, - flags); - - - cell_offset += column->width; - gtk_style_context_restore (context); - } - - if (node == drag_highlight) - { - /* Draw indicator for the drop - */ - gint highlight_y = -1; - int node = -1; - gint width; - - switch (tree_view->priv->drag_dest_pos) - { - case PSPP_SHEET_VIEW_DROP_BEFORE: - highlight_y = background_area.y - 1; - if (highlight_y < 0) - highlight_y = 0; - break; - - case PSPP_SHEET_VIEW_DROP_AFTER: - highlight_y = background_area.y + background_area.height - 1; - break; - - case PSPP_SHEET_VIEW_DROP_INTO_OR_BEFORE: - case PSPP_SHEET_VIEW_DROP_INTO_OR_AFTER: - _pspp_sheet_view_find_node (tree_view, drag_dest_path, &node); - - if (node < 0) - break; - width = gdk_window_get_width (tree_view->priv->bin_window); - - if (row_ending_details) - gtk_paint_focus (gtk_widget_get_style (widget), - cr, - gtk_widget_get_state (widget), - widget, - (is_first - ? (is_last ? "treeview-drop-indicator" : "treeview-drop-indicator-left" ) - : (is_last ? "treeview-drop-indicator-right" : "tree-view-drop-indicator-middle" )), - 0, BACKGROUND_FIRST_PIXEL (tree_view, node) - - focus_line_width / 2, - width, ROW_HEIGHT (tree_view) - - focus_line_width + 1); - else - gtk_paint_focus (gtk_widget_get_style (widget), - cr, - gtk_widget_get_state (widget), - widget, - "treeview-drop-indicator", - 0, BACKGROUND_FIRST_PIXEL (tree_view, node) - - focus_line_width / 2, - width, ROW_HEIGHT (tree_view) - - focus_line_width + 1); - break; - } - - } - - y_offset += max_height; - - do - { - node = pspp_sheet_view_node_next (tree_view, node); - if (node >= 0) - { - gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter); - done = TRUE; - - /* Sanity Check! */ - TREE_VIEW_INTERNAL_ASSERT_VOID (has_next); - } - else - goto done; - } - while (!done); - } - while (y_offset < Zarea.height); - -done: - pspp_sheet_view_draw_vertical_grid_lines (tree_view, cr, n_visible_columns, - min_y, max_y); - - if (cursor_path) - gtk_tree_path_free (cursor_path); - - if (drag_dest_path) - gtk_tree_path_free (drag_dest_path); - - return; -} - - -static gboolean -pspp_sheet_view_draw (GtkWidget *widget, - cairo_t *cr) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - GtkStyleContext *context; - - context = gtk_widget_get_style_context (widget); - - if (gtk_cairo_should_draw_window (cr, tree_view->priv->bin_window)) - { - GList *tmp_list; - - cairo_save (cr); - gtk_cairo_transform_to_window(cr,widget,tree_view->priv->bin_window); - pspp_sheet_view_draw_bin (widget, cr); - cairo_restore (cr); - - /* We can't just chain up to Container::expose as it will try to send the - * event to the headers, so we handle propagating it to our children - * (eg. widgets being edited) ourselves. - */ - tmp_list = tree_view->priv->children; - while (tmp_list) - { - PsppSheetViewChild *child = tmp_list->data; - tmp_list = tmp_list->next; - - gtk_container_propagate_draw (GTK_CONTAINER (tree_view), child->widget, cr); - } - } - else - { - gtk_render_background (context, cr, - 0, 0, - gtk_widget_get_allocated_width (widget), - gtk_widget_get_allocated_height (widget)); - } - - gtk_style_context_save (context); - gtk_style_context_remove_class (context, GTK_STYLE_CLASS_VIEW); - - if (gtk_cairo_should_draw_window (cr, tree_view->priv->header_window)) - { - gint n_visible_columns; - GList *list; - - for (list = tree_view->priv->columns; list != NULL; list = list->next) - { - PsppSheetViewColumn *column = list->data; - - if (column == tree_view->priv->drag_column || !column->visible) - continue; - - if (span_intersects (column->allocation.x, column->allocation.width, - (int) gtk_adjustment_get_value (tree_view->priv->hadjustment), - (int) gtk_widget_get_allocated_width (widget)) - && column->button != NULL) - gtk_container_propagate_draw (GTK_CONTAINER (tree_view), - column->button, cr); - } - - n_visible_columns = 0; - for (list = tree_view->priv->columns; list; list = list->next) - { - if (! PSPP_SHEET_VIEW_COLUMN (list->data)->visible) - continue; - n_visible_columns ++; - } - cairo_save (cr); - gtk_cairo_transform_to_window(cr,widget,tree_view->priv->header_window); - pspp_sheet_view_draw_vertical_grid_lines (tree_view, - cr, - n_visible_columns, - 0, - TREE_VIEW_HEADER_HEIGHT (tree_view)); - cairo_restore (cr); - } - if (tree_view->priv->drag_window && - gtk_cairo_should_draw_window (cr, tree_view->priv->drag_window)) - { - gtk_container_propagate_draw (GTK_CONTAINER (tree_view), - tree_view->priv->drag_column->button, - cr); - } - - gtk_style_context_restore (context); - return FALSE; -} - -enum -{ - DROP_HOME, - DROP_RIGHT, - DROP_LEFT, - DROP_END -}; - -/* returns 0x1 when no column has been found -- yes it's hackish */ -static PsppSheetViewColumn * -pspp_sheet_view_get_drop_column (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - gint drop_position) -{ - PsppSheetViewColumn *left_column = NULL; - PsppSheetViewColumn *cur_column = NULL; - GList *tmp_list; - - if (!column->reorderable) - return (PsppSheetViewColumn *)0x1; - - switch (drop_position) - { - case DROP_HOME: - /* find first column where we can drop */ - tmp_list = tree_view->priv->columns; - if (column == PSPP_SHEET_VIEW_COLUMN (tmp_list->data)) - return (PsppSheetViewColumn *)0x1; - - while (tmp_list) - { - g_assert (tmp_list); - - cur_column = PSPP_SHEET_VIEW_COLUMN (tmp_list->data); - tmp_list = tmp_list->next; - - if (left_column && left_column->visible == FALSE) - continue; - - if (!tree_view->priv->column_drop_func) - return left_column; - - if (!tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data)) - { - left_column = cur_column; - continue; - } - - return left_column; - } - - if (!tree_view->priv->column_drop_func) - return left_column; - - if (tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data)) - return left_column; - else - return (PsppSheetViewColumn *)0x1; - break; - - case DROP_RIGHT: - /* find first column after column where we can drop */ - tmp_list = tree_view->priv->columns; - - for (; tmp_list; tmp_list = tmp_list->next) - if (PSPP_SHEET_VIEW_COLUMN (tmp_list->data) == column) - break; - - if (!tmp_list || !tmp_list->next) - return (PsppSheetViewColumn *)0x1; - - tmp_list = tmp_list->next; - left_column = PSPP_SHEET_VIEW_COLUMN (tmp_list->data); - tmp_list = tmp_list->next; - - while (tmp_list) - { - g_assert (tmp_list); - - cur_column = PSPP_SHEET_VIEW_COLUMN (tmp_list->data); - tmp_list = tmp_list->next; - - if (left_column && left_column->visible == FALSE) - { - left_column = cur_column; - if (tmp_list) - tmp_list = tmp_list->next; - continue; - } - - if (!tree_view->priv->column_drop_func) - return left_column; - - if (!tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data)) - { - left_column = cur_column; - continue; - } - - return left_column; - } - - if (!tree_view->priv->column_drop_func) - return left_column; - - if (tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data)) - return left_column; - else - return (PsppSheetViewColumn *)0x1; - break; - - case DROP_LEFT: - /* find first column before column where we can drop */ - tmp_list = tree_view->priv->columns; - - for (; tmp_list; tmp_list = tmp_list->next) - if (PSPP_SHEET_VIEW_COLUMN (tmp_list->data) == column) - break; - - if (!tmp_list || !tmp_list->prev) - return (PsppSheetViewColumn *)0x1; - - tmp_list = tmp_list->prev; - cur_column = PSPP_SHEET_VIEW_COLUMN (tmp_list->data); - tmp_list = tmp_list->prev; - - while (tmp_list) - { - g_assert (tmp_list); - - left_column = PSPP_SHEET_VIEW_COLUMN (tmp_list->data); - - if (left_column && !left_column->visible) - { - /*if (!tmp_list->prev) - return (PsppSheetViewColumn *)0x1; - */ -/* - cur_column = PSPP_SHEET_VIEW_COLUMN (tmp_list->prev->data); - tmp_list = tmp_list->prev->prev; - continue;*/ - - cur_column = left_column; - if (tmp_list) - tmp_list = tmp_list->prev; - continue; - } - - if (!tree_view->priv->column_drop_func) - return left_column; - - if (tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data)) - return left_column; - - cur_column = left_column; - tmp_list = tmp_list->prev; - } - - if (!tree_view->priv->column_drop_func) - return NULL; - - if (tree_view->priv->column_drop_func (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data)) - return NULL; - else - return (PsppSheetViewColumn *)0x1; - break; - - case DROP_END: - /* same as DROP_HOME case, but doing it backwards */ - tmp_list = g_list_last (tree_view->priv->columns); - cur_column = NULL; - - if (column == PSPP_SHEET_VIEW_COLUMN (tmp_list->data)) - return (PsppSheetViewColumn *)0x1; - - while (tmp_list) - { - g_assert (tmp_list); - - left_column = PSPP_SHEET_VIEW_COLUMN (tmp_list->data); - - if (left_column && !left_column->visible) - { - cur_column = left_column; - tmp_list = tmp_list->prev; - } - - if (!tree_view->priv->column_drop_func) - return left_column; - - if (tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data)) - return left_column; - - cur_column = left_column; - tmp_list = tmp_list->prev; - } - - if (!tree_view->priv->column_drop_func) - return NULL; - - if (tree_view->priv->column_drop_func (tree_view, column, NULL, cur_column, tree_view->priv->column_drop_func_data)) - return NULL; - else - return (PsppSheetViewColumn *)0x1; - break; - } - - return (PsppSheetViewColumn *)0x1; -} - -static gboolean -pspp_sheet_view_key_press (GtkWidget *widget, - GdkEventKey *event) -{ - PsppSheetView *tree_view = (PsppSheetView *) widget; - - if (tree_view->priv->rubber_band_status) - { - if (event->keyval == GDK_Escape) - pspp_sheet_view_stop_rubber_band (tree_view); - - return TRUE; - } - - if (PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_DRAG)) - { - if (event->keyval == GDK_Escape) - { - tree_view->priv->cur_reorder = NULL; - pspp_sheet_view_button_release_drag_column (widget, NULL); - } - return TRUE; - } - - if (PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_HEADERS_VISIBLE)) - { - GList *focus_column; - gboolean rtl; - - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - - for (focus_column = tree_view->priv->columns; - focus_column; - focus_column = focus_column->next) - { - PsppSheetViewColumn *column = PSPP_SHEET_VIEW_COLUMN (focus_column->data); - - if (column->button && gtk_widget_has_focus (column->button)) - break; - } - - if (focus_column && - (event->state & GDK_SHIFT_MASK) && (event->state & GDK_MOD1_MASK) && - (event->keyval == GDK_Left || event->keyval == GDK_KP_Left - || event->keyval == GDK_Right || event->keyval == GDK_KP_Right)) - { - PsppSheetViewColumn *column = PSPP_SHEET_VIEW_COLUMN (focus_column->data); - - if (!column->resizable) - { - gtk_widget_error_bell (widget); - return TRUE; - } - - if (event->keyval == (rtl ? GDK_Right : GDK_Left) - || event->keyval == (rtl ? GDK_KP_Right : GDK_KP_Left)) - { - gint old_width = column->resized_width; - - column->resized_width = MAX (column->resized_width, - column->width); - column->resized_width -= 2; - if (column->resized_width < 0) - column->resized_width = 0; - - if (column->min_width == -1) - column->resized_width = MAX (column->button_request, - column->resized_width); - else - column->resized_width = MAX (column->min_width, - column->resized_width); - - if (column->max_width != -1) - column->resized_width = MIN (column->resized_width, - column->max_width); - - column->use_resized_width = TRUE; - - if (column->resized_width != old_width) - gtk_widget_queue_resize (widget); - else - gtk_widget_error_bell (widget); - } - else if (event->keyval == (rtl ? GDK_Left : GDK_Right) - || event->keyval == (rtl ? GDK_KP_Left : GDK_KP_Right)) - { - gint old_width = column->resized_width; - - column->resized_width = MAX (column->resized_width, - column->width); - column->resized_width += 2; - - if (column->max_width != -1) - column->resized_width = MIN (column->resized_width, - column->max_width); - - column->use_resized_width = TRUE; - - if (column->resized_width != old_width) - gtk_widget_queue_resize (widget); - else - gtk_widget_error_bell (widget); - } - - return TRUE; - } - - if (focus_column && - (event->state & GDK_MOD1_MASK) && - (event->keyval == GDK_Left || event->keyval == GDK_KP_Left - || event->keyval == GDK_Right || event->keyval == GDK_KP_Right - || event->keyval == GDK_Home || event->keyval == GDK_KP_Home - || event->keyval == GDK_End || event->keyval == GDK_KP_End)) - { - PsppSheetViewColumn *column = PSPP_SHEET_VIEW_COLUMN (focus_column->data); - - if (event->keyval == (rtl ? GDK_Right : GDK_Left) - || event->keyval == (rtl ? GDK_KP_Right : GDK_KP_Left)) - { - PsppSheetViewColumn *col; - col = pspp_sheet_view_get_drop_column (tree_view, column, DROP_LEFT); - if (col != (PsppSheetViewColumn *)0x1) - pspp_sheet_view_move_column_after (tree_view, column, col); - else - gtk_widget_error_bell (widget); - } - else if (event->keyval == (rtl ? GDK_Left : GDK_Right) - || event->keyval == (rtl ? GDK_KP_Left : GDK_KP_Right)) - { - PsppSheetViewColumn *col; - col = pspp_sheet_view_get_drop_column (tree_view, column, DROP_RIGHT); - if (col != (PsppSheetViewColumn *)0x1) - pspp_sheet_view_move_column_after (tree_view, column, col); - else - gtk_widget_error_bell (widget); - } - else if (event->keyval == GDK_Home || event->keyval == GDK_KP_Home) - { - PsppSheetViewColumn *col; - col = pspp_sheet_view_get_drop_column (tree_view, column, DROP_HOME); - if (col != (PsppSheetViewColumn *)0x1) - pspp_sheet_view_move_column_after (tree_view, column, col); - else - gtk_widget_error_bell (widget); - } - else if (event->keyval == GDK_End || event->keyval == GDK_KP_End) - { - PsppSheetViewColumn *col; - col = pspp_sheet_view_get_drop_column (tree_view, column, DROP_END); - if (col != (PsppSheetViewColumn *)0x1) - pspp_sheet_view_move_column_after (tree_view, column, col); - else - gtk_widget_error_bell (widget); - } - - return TRUE; - } - } - - /* Chain up to the parent class. It handles the keybindings. */ - if (GTK_WIDGET_CLASS (pspp_sheet_view_parent_class)->key_press_event (widget, event)) - return TRUE; - - if (tree_view->priv->search_entry_avoid_unhandled_binding) - { - tree_view->priv->search_entry_avoid_unhandled_binding = FALSE; - return FALSE; - } - - /* We pass the event to the search_entry. If its text changes, then we start - * the typeahead find capabilities. */ - if (gtk_widget_has_focus (GTK_WIDGET (tree_view)) - && tree_view->priv->enable_search - && !tree_view->priv->search_custom_entry_set) - { - GdkEvent *new_event; - char *old_text; - const char *new_text; - gboolean retval; - GdkScreen *screen; - gboolean text_modified; - gulong popup_menu_id; - - pspp_sheet_view_ensure_interactive_directory (tree_view); - - /* Make a copy of the current text */ - old_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry))); - new_event = gdk_event_copy ((GdkEvent *) event); - g_object_unref (((GdkEventKey *) new_event)->window); - ((GdkEventKey *) new_event)->window = g_object_ref (gtk_widget_get_window (tree_view->priv->search_window)); - gtk_widget_realize (tree_view->priv->search_window); - - popup_menu_id = g_signal_connect (tree_view->priv->search_entry, - "popup-menu", G_CALLBACK (gtk_true), - NULL); - - /* Move the entry off screen */ - screen = gtk_widget_get_screen (GTK_WIDGET (tree_view)); - gtk_window_move (GTK_WINDOW (tree_view->priv->search_window), - gdk_screen_get_width (screen) + 1, - gdk_screen_get_height (screen) + 1); - gtk_widget_show (tree_view->priv->search_window); - - /* Send the event to the window. If the preedit_changed signal is emitted - * during this event, we will set priv->imcontext_changed */ - tree_view->priv->imcontext_changed = FALSE; - retval = gtk_widget_event (tree_view->priv->search_window, new_event); - gdk_event_free (new_event); - gtk_widget_hide (tree_view->priv->search_window); - - g_signal_handler_disconnect (tree_view->priv->search_entry, - popup_menu_id); - - /* We check to make sure that the entry tried to handle the text, and that - * the text has changed. - */ - new_text = gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry)); - text_modified = strcmp (old_text, new_text) != 0; - g_free (old_text); - if (tree_view->priv->imcontext_changed || /* we're in a preedit */ - (retval && text_modified)) /* ...or the text was modified */ - { - if (pspp_sheet_view_real_start_interactive_search (tree_view, FALSE)) - { - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - return TRUE; - } - else - { - gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), ""); - return FALSE; - } - } - } - - return FALSE; -} - -static gboolean -pspp_sheet_view_key_release (GtkWidget *widget, - GdkEventKey *event) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - - if (tree_view->priv->rubber_band_status) - return TRUE; - - return GTK_WIDGET_CLASS (pspp_sheet_view_parent_class)->key_release_event (widget, event); -} - -/* FIXME Is this function necessary? Can I get an enter_notify event - * w/o either an expose event or a mouse motion event? - */ -static gboolean -pspp_sheet_view_enter_notify (GtkWidget *widget, - GdkEventCrossing *event) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - int node; - gint new_y; - - /* Sanity check it */ - if (event->window != tree_view->priv->bin_window) - return FALSE; - - if (tree_view->priv->row_count == 0) - return FALSE; - - if (event->mode == GDK_CROSSING_GRAB || - event->mode == GDK_CROSSING_GTK_GRAB || - event->mode == GDK_CROSSING_GTK_UNGRAB || - event->mode == GDK_CROSSING_STATE_CHANGED) - return TRUE; - - /* find the node internally */ - new_y = TREE_WINDOW_Y_TO_RBTREE_Y(tree_view, event->y); - if (new_y < 0) - new_y = 0; - pspp_sheet_view_find_offset (tree_view, new_y, &node); - - tree_view->priv->event_last_x = event->x; - tree_view->priv->event_last_y = event->y; - - prelight_or_select (tree_view, node, event->x, event->y); - - return TRUE; -} - -static gboolean -pspp_sheet_view_leave_notify (GtkWidget *widget, - GdkEventCrossing *event) -{ - PsppSheetView *tree_view; - - if (event->mode == GDK_CROSSING_GRAB) - return TRUE; - - tree_view = PSPP_SHEET_VIEW (widget); - - if (tree_view->priv->prelight_node >= 0) - _pspp_sheet_view_queue_draw_node (tree_view, - tree_view->priv->prelight_node, - NULL); - - tree_view->priv->event_last_x = -10000; - tree_view->priv->event_last_y = -10000; - - prelight_or_select (tree_view, - -1, - -1000, -1000); /* coords not possibly over an arrow */ - - return TRUE; -} - - -static gint -pspp_sheet_view_focus_out (GtkWidget *widget, - GdkEventFocus *event) -{ - PsppSheetView *tree_view; - - tree_view = PSPP_SHEET_VIEW (widget); - - gtk_widget_queue_draw (widget); - - /* destroy interactive search dialog */ - if (tree_view->priv->search_window) - pspp_sheet_view_search_dialog_hide (tree_view->priv->search_window, tree_view); - - return FALSE; -} - - -/* Incremental Reflow - */ - -static void -pspp_sheet_view_node_queue_redraw (PsppSheetView *tree_view, - int node) -{ - GtkAllocation allocation; - gint y = pspp_sheet_view_node_find_offset (tree_view, node) - - gtk_adjustment_get_value (tree_view->priv->vadjustment) - + TREE_VIEW_HEADER_HEIGHT (tree_view); - - gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation); - - gtk_widget_queue_draw_area (GTK_WIDGET (tree_view), - 0, y, - allocation.width, - tree_view->priv->fixed_height); -} - -static gboolean -node_is_visible (PsppSheetView *tree_view, - int node) -{ - int y; - int height; - - y = pspp_sheet_view_node_find_offset (tree_view, node); - height = ROW_HEIGHT (tree_view); - - if (y >= gtk_adjustment_get_value (tree_view->priv->vadjustment) && - y + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment) - + gtk_adjustment_get_page_size (tree_view->priv->vadjustment))) - return TRUE; - - return FALSE; -} - -/* Returns the row height. */ -static gint -validate_row (PsppSheetView *tree_view, - int node, - GtkTreeIter *iter, - GtkTreePath *path) -{ - PsppSheetViewColumn *column; - GList *list, *first_column, *last_column; - gint height = 0; - gint horizontal_separator; - gint vertical_separator; - gint focus_line_width; - gboolean draw_vgrid_lines, draw_hgrid_lines; - gint focus_pad; - gint grid_line_width; - gboolean wide_separators; - gint separator_height; - - gtk_widget_style_get (GTK_WIDGET (tree_view), - "focus-padding", &focus_pad, - "focus-line-width", &focus_line_width, - "horizontal-separator", &horizontal_separator, - "vertical-separator", &vertical_separator, - "grid-line-width", &grid_line_width, - "wide-separators", &wide_separators, - "separator-height", &separator_height, - NULL); - - draw_vgrid_lines = - tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_VERTICAL - || tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_BOTH; - draw_hgrid_lines = - tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_HORIZONTAL - || tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_BOTH; - - for (last_column = g_list_last (tree_view->priv->columns); - last_column && !(PSPP_SHEET_VIEW_COLUMN (last_column->data)->visible); - last_column = last_column->prev) - ; - - for (first_column = g_list_first (tree_view->priv->columns); - first_column && !(PSPP_SHEET_VIEW_COLUMN (first_column->data)->visible); - first_column = first_column->next) - ; - - for (list = tree_view->priv->columns; list; list = list->next) - { - gint tmp_width; - gint tmp_height; - - column = list->data; - - if (! column->visible) - continue; - - pspp_sheet_view_column_cell_set_cell_data (column, tree_view->priv->model, iter); - pspp_sheet_view_column_cell_get_size (column, - NULL, NULL, NULL, - &tmp_width, &tmp_height); - - tmp_height += vertical_separator; - height = MAX (height, tmp_height); - - tmp_width = tmp_width + horizontal_separator; - - if (draw_vgrid_lines) - { - if (list->data == first_column || list->data == last_column) - tmp_width += grid_line_width / 2.0; - else - tmp_width += grid_line_width; - } - - if (tmp_width > column->requested_width) - column->requested_width = tmp_width; - } - - if (draw_hgrid_lines) - height += grid_line_width; - - tree_view->priv->post_validation_flag = TRUE; - return height; -} - - -static void -validate_visible_area (PsppSheetView *tree_view) -{ - GtkTreePath *path = NULL; - GtkTreePath *above_path = NULL; - GtkTreeIter iter; - int node = -1; - gint total_height; - gint area_above = 0; - gint area_below = 0; - GtkAllocation allocation; - - if (tree_view->priv->row_count == 0) - return; - - if (tree_view->priv->scroll_to_path == NULL) - return; - - gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation); - - total_height = allocation.height - TREE_VIEW_HEADER_HEIGHT (tree_view); - - if (total_height == 0) - return; - - path = gtk_tree_row_reference_get_path (tree_view->priv->scroll_to_path); - if (path) - { - /* we are going to scroll, and will update dy */ - _pspp_sheet_view_find_node (tree_view, path, &node); - gtk_tree_model_get_iter (tree_view->priv->model, &iter, path); - - if (tree_view->priv->scroll_to_use_align) - { - gint height = ROW_HEIGHT (tree_view); - area_above = (total_height - height) * - tree_view->priv->scroll_to_row_align; - area_below = total_height - area_above - height; - area_above = MAX (area_above, 0); - area_below = MAX (area_below, 0); - } - else - { - /* two cases: - * 1) row not visible - * 2) row visible - */ - gint dy; - gint height = ROW_HEIGHT (tree_view); - - dy = pspp_sheet_view_node_find_offset (tree_view, node); - - if (dy >= gtk_adjustment_get_value (tree_view->priv->vadjustment) && - dy + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment) - + gtk_adjustment_get_page_size (tree_view->priv->vadjustment))) - { - /* row visible: keep the row at the same position */ - area_above = dy - gtk_adjustment_get_value (tree_view->priv->vadjustment); - area_below = (gtk_adjustment_get_value (tree_view->priv->vadjustment) + - gtk_adjustment_get_page_size (tree_view->priv->vadjustment)) - - dy - height; - } - else - { - /* row not visible */ - if (dy >= 0 - && dy + height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment)) - { - /* row at the beginning -- fixed */ - area_above = dy; - area_below = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) - - area_above - height; - } - else if (dy >= (gtk_adjustment_get_upper (tree_view->priv->vadjustment) - - gtk_adjustment_get_page_size (tree_view->priv->vadjustment))) - { - /* row at the end -- fixed */ - area_above = dy - (gtk_adjustment_get_upper (tree_view->priv->vadjustment) - - gtk_adjustment_get_page_size (tree_view->priv->vadjustment)); - area_below = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) - - area_above - height; - - if (area_below < 0) - { - area_above = gtk_adjustment_get_page_size (tree_view->priv->vadjustment) - height; - area_below = 0; - } - } - else - { - /* row somewhere in the middle, bring it to the top - * of the view - */ - area_above = 0; - area_below = total_height - height; - } - } - } - } - else - /* the scroll to isn't valid; ignore it. - */ - { - gtk_tree_row_reference_free (tree_view->priv->scroll_to_path); - tree_view->priv->scroll_to_path = NULL; - return; - } - - above_path = gtk_tree_path_copy (path); - - /* Now, we walk forwards and backwards, measuring rows. Unfortunately, - * backwards is much slower then forward, as there is no iter_prev function. - * We go forwards first in case we run out of tree. Then we go backwards to - * fill out the top. - */ - while (node >= 0 && area_below > 0) - { - gboolean done = FALSE; - do - { - node = pspp_sheet_view_node_next (tree_view, node); - if (node >= 0) - { - gboolean has_next = gtk_tree_model_iter_next (tree_view->priv->model, &iter); - done = TRUE; - gtk_tree_path_next (path); - - /* Sanity Check! */ - TREE_VIEW_INTERNAL_ASSERT_VOID (has_next); - } - else - break; - } - while (!done); - - if (node < 0) - break; - - area_below -= ROW_HEIGHT (tree_view); - } - gtk_tree_path_free (path); - - /* If we ran out of tree, and have extra area_below left, we need to add it - * to area_above */ - if (area_below > 0) - area_above += area_below; - - _pspp_sheet_view_find_node (tree_view, above_path, &node); - - /* We walk backwards */ - while (area_above > 0) - { - node = pspp_sheet_view_node_prev (tree_view, node); - - /* Always find the new path in the tree. We cannot just assume - * a gtk_tree_path_prev() is enough here, as there might be children - * in between this node and the previous sibling node. If this - * appears to be a performance hotspot in profiles, we can look into - * intrigate logic for keeping path, node and iter in sync like - * we do for forward walks. (Which will be hard because of the lacking - * iter_prev). - */ - - if (node < 0) - break; - - gtk_tree_path_free (above_path); - above_path = _pspp_sheet_view_find_path (tree_view, node); - - gtk_tree_model_get_iter (tree_view->priv->model, &iter, above_path); - - area_above -= ROW_HEIGHT (tree_view); - } - - /* set the dy here to scroll to the path, - * and sync the top row accordingly - */ - pspp_sheet_view_set_top_row (tree_view, above_path, -area_above); - pspp_sheet_view_top_row_to_dy (tree_view); - - gtk_tree_row_reference_free (tree_view->priv->scroll_to_path); - tree_view->priv->scroll_to_path = NULL; - - if (above_path) - gtk_tree_path_free (above_path); - - if (tree_view->priv->scroll_to_column) - { - tree_view->priv->scroll_to_column = NULL; - } - gtk_widget_queue_draw (GTK_WIDGET (tree_view)); -} - -static void -initialize_fixed_height_mode (PsppSheetView *tree_view) -{ - if (!tree_view->priv->row_count) - return; - - if (tree_view->priv->fixed_height_set) - return; - - if (tree_view->priv->fixed_height < 0) - { - GtkTreeIter iter; - GtkTreePath *path; - - int node = 0; - - path = _pspp_sheet_view_find_path (tree_view, node); - gtk_tree_model_get_iter (tree_view->priv->model, &iter, path); - - tree_view->priv->fixed_height = validate_row (tree_view, node, &iter, path); - - gtk_tree_path_free (path); - - g_object_notify (G_OBJECT (tree_view), "fixed-height"); - } -} - -/* Our strategy for finding nodes to validate is a little convoluted. We find - * the left-most uninvalidated node. We then try walking right, validating - * nodes. Once we find a valid node, we repeat the previous process of finding - * the first invalid node. - */ - -static gboolean -validate_rows_handler (PsppSheetView *tree_view) -{ - initialize_fixed_height_mode (tree_view); - if (tree_view->priv->validate_rows_timer) - { - g_source_remove (tree_view->priv->validate_rows_timer); - tree_view->priv->validate_rows_timer = 0; - } - - return FALSE; -} - -static gboolean -do_presize_handler (PsppSheetView *tree_view) -{ - GtkRequisition requisition; - - validate_visible_area (tree_view); - tree_view->priv->presize_handler_timer = 0; - - if (! gtk_widget_get_realized (GTK_WIDGET (tree_view))) - return FALSE; - - gtk_widget_get_preferred_size (GTK_WIDGET (tree_view), NULL, &requisition); - - gtk_adjustment_set_upper (tree_view->priv->hadjustment, MAX (gtk_adjustment_get_upper (tree_view->priv->hadjustment), (gfloat)requisition.width)); - gtk_adjustment_set_upper (tree_view->priv->vadjustment, MAX (gtk_adjustment_get_upper (tree_view->priv->vadjustment), (gfloat)requisition.height)); - gtk_adjustment_changed (tree_view->priv->hadjustment); - gtk_adjustment_changed (tree_view->priv->vadjustment); - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); - - return FALSE; -} - -static gboolean -presize_handler_callback (gpointer data) -{ - do_presize_handler (PSPP_SHEET_VIEW (data)); - - return FALSE; -} - -static void -install_presize_handler (PsppSheetView *tree_view) -{ - if (! gtk_widget_get_realized (GTK_WIDGET (tree_view))) - return; - - if (! tree_view->priv->presize_handler_timer) - { - tree_view->priv->presize_handler_timer = - gdk_threads_add_idle_full (GTK_PRIORITY_RESIZE - 2, presize_handler_callback, tree_view, NULL); - } - if (! tree_view->priv->validate_rows_timer) - { - tree_view->priv->validate_rows_timer = - gdk_threads_add_idle_full (PSPP_SHEET_VIEW_PRIORITY_VALIDATE, (GSourceFunc) validate_rows_handler, tree_view, NULL); - } -} - -static gboolean -scroll_sync_handler (PsppSheetView *tree_view) -{ - if (tree_view->priv->height <= gtk_adjustment_get_page_size (tree_view->priv->vadjustment)) - gtk_adjustment_set_value (GTK_ADJUSTMENT (tree_view->priv->vadjustment), 0); - else if (gtk_tree_row_reference_valid (tree_view->priv->top_row)) - pspp_sheet_view_top_row_to_dy (tree_view); - else - pspp_sheet_view_dy_to_top_row (tree_view); - - tree_view->priv->scroll_sync_timer = 0; - - return FALSE; -} - -static void -install_scroll_sync_handler (PsppSheetView *tree_view) -{ - if (!gtk_widget_get_realized (GTK_WIDGET (tree_view))) - return; - - if (!tree_view->priv->scroll_sync_timer) - { - tree_view->priv->scroll_sync_timer = - gdk_threads_add_idle_full (PSPP_SHEET_VIEW_PRIORITY_SCROLL_SYNC, (GSourceFunc) scroll_sync_handler, tree_view, NULL); - } -} - -static void -pspp_sheet_view_set_top_row (PsppSheetView *tree_view, - GtkTreePath *path, - gint offset) -{ - gtk_tree_row_reference_free (tree_view->priv->top_row); - - if (!path) - { - tree_view->priv->top_row = NULL; - tree_view->priv->top_row_dy = 0; - } - else - { - tree_view->priv->top_row = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path); - tree_view->priv->top_row_dy = offset; - } -} - -/* Always call this iff dy is in the visible range. If the tree is empty, then - * it's set to be NULL, and top_row_dy is 0; - */ -static void -pspp_sheet_view_dy_to_top_row (PsppSheetView *tree_view) -{ - gint offset; - GtkTreePath *path; - int node; - - if (tree_view->priv->row_count == 0) - { - pspp_sheet_view_set_top_row (tree_view, NULL, 0); - } - else - { - offset = pspp_sheet_view_find_offset (tree_view, - tree_view->priv->dy, - &node); - - if (node < 0) - { - pspp_sheet_view_set_top_row (tree_view, NULL, 0); - } - else - { - path = _pspp_sheet_view_find_path (tree_view, node); - pspp_sheet_view_set_top_row (tree_view, path, offset); - gtk_tree_path_free (path); - } - } -} - -static void -pspp_sheet_view_top_row_to_dy (PsppSheetView *tree_view) -{ - GtkTreePath *path; - int node; - int new_dy; - - /* Avoid recursive calls */ - if (tree_view->priv->in_top_row_to_dy) - return; - - if (tree_view->priv->top_row) - path = gtk_tree_row_reference_get_path (tree_view->priv->top_row); - else - path = NULL; - - if (!path) - node = -1; - else - _pspp_sheet_view_find_node (tree_view, path, &node); - - if (path) - gtk_tree_path_free (path); - - if (node < 0) - { - /* keep dy and set new toprow */ - gtk_tree_row_reference_free (tree_view->priv->top_row); - tree_view->priv->top_row = NULL; - tree_view->priv->top_row_dy = 0; - /* DO NOT install the idle handler */ - pspp_sheet_view_dy_to_top_row (tree_view); - return; - } - - if (ROW_HEIGHT (tree_view) < tree_view->priv->top_row_dy) - { - /* new top row -- do NOT install the idle handler */ - pspp_sheet_view_dy_to_top_row (tree_view); - return; - } - - new_dy = pspp_sheet_view_node_find_offset (tree_view, node); - new_dy += tree_view->priv->top_row_dy; - - if (new_dy + gtk_adjustment_get_page_size (tree_view->priv->vadjustment) > tree_view->priv->height) - new_dy = tree_view->priv->height - gtk_adjustment_get_page_size (tree_view->priv->vadjustment); - - new_dy = MAX (0, new_dy); - - tree_view->priv->in_top_row_to_dy = TRUE; - gtk_adjustment_set_value (tree_view->priv->vadjustment, (gdouble)new_dy); - tree_view->priv->in_top_row_to_dy = FALSE; -} - - -void -_pspp_sheet_view_install_mark_rows_col_dirty (PsppSheetView *tree_view) -{ - install_presize_handler (tree_view); -} - -/* Drag-and-drop */ - -static void -set_source_row (GdkDragContext *context, - GtkTreeModel *model, - GtkTreePath *source_row) -{ - g_object_set_data_full (G_OBJECT (context), - "gtk-tree-view-source-row", - source_row ? gtk_tree_row_reference_new (model, source_row) : NULL, - (GDestroyNotify) (source_row ? gtk_tree_row_reference_free : NULL)); -} - -static GtkTreePath* -get_source_row (GdkDragContext *context) -{ - GtkTreeRowReference *ref = - g_object_get_data (G_OBJECT (context), "gtk-tree-view-source-row"); - - if (ref) - return gtk_tree_row_reference_get_path (ref); - else - return NULL; -} - -typedef struct -{ - GtkTreeRowReference *dest_row; - guint path_down_mode : 1; - guint empty_view_drop : 1; - guint drop_append_mode : 1; -} -DestRow; - -static void -dest_row_free (gpointer data) -{ - DestRow *dr = (DestRow *)data; - - gtk_tree_row_reference_free (dr->dest_row); - g_slice_free (DestRow, dr); -} - -static void -set_dest_row (GdkDragContext *context, - GtkTreeModel *model, - GtkTreePath *dest_row, - gboolean path_down_mode, - gboolean empty_view_drop, - gboolean drop_append_mode) -{ - DestRow *dr; - - if (!dest_row) - { - g_object_set_data_full (G_OBJECT (context), "gtk-tree-view-dest-row", - NULL, NULL); - return; - } - - dr = g_slice_new (DestRow); - - dr->dest_row = gtk_tree_row_reference_new (model, dest_row); - dr->path_down_mode = path_down_mode != FALSE; - dr->empty_view_drop = empty_view_drop != FALSE; - dr->drop_append_mode = drop_append_mode != FALSE; - - g_object_set_data_full (G_OBJECT (context), "gtk-tree-view-dest-row", - dr, (GDestroyNotify) dest_row_free); -} - -static GtkTreePath* -get_dest_row (GdkDragContext *context, - gboolean *path_down_mode) -{ - DestRow *dr = - g_object_get_data (G_OBJECT (context), "gtk-tree-view-dest-row"); - - if (dr) - { - GtkTreePath *path = NULL; - - if (path_down_mode) - *path_down_mode = dr->path_down_mode; - - if (dr->dest_row) - path = gtk_tree_row_reference_get_path (dr->dest_row); - else if (dr->empty_view_drop) - path = gtk_tree_path_new_from_indices (0, -1); - else - path = NULL; - - if (path && dr->drop_append_mode) - gtk_tree_path_next (path); - - return path; - } - else - return NULL; -} - -/* Get/set whether drag_motion requested the drag data and - * drag_data_received should thus not actually insert the data, - * since the data doesn't result from a drop. - */ -static void -set_status_pending (GdkDragContext *context, - GdkDragAction suggested_action) -{ - g_object_set_data (G_OBJECT (context), - "gtk-tree-view-status-pending", - GINT_TO_POINTER (suggested_action)); -} - -static GdkDragAction -get_status_pending (GdkDragContext *context) -{ - return GPOINTER_TO_INT (g_object_get_data (G_OBJECT (context), - "gtk-tree-view-status-pending")); -} - -static TreeViewDragInfo* -get_info (PsppSheetView *tree_view) -{ - return g_object_get_data (G_OBJECT (tree_view), "gtk-tree-view-drag-info"); -} - -static void -destroy_info (TreeViewDragInfo *di) -{ - g_slice_free (TreeViewDragInfo, di); -} - -static TreeViewDragInfo* -ensure_info (PsppSheetView *tree_view) -{ - TreeViewDragInfo *di; - - di = get_info (tree_view); - - if (di == NULL) - { - di = g_slice_new0 (TreeViewDragInfo); - - g_object_set_data_full (G_OBJECT (tree_view), - "gtk-tree-view-drag-info", - di, - (GDestroyNotify) destroy_info); - } - - return di; -} - -static void -remove_info (PsppSheetView *tree_view) -{ - g_object_set_data (G_OBJECT (tree_view), "gtk-tree-view-drag-info", NULL); -} - -#if 0 -static gint -drag_scan_timeout (gpointer data) -{ - PsppSheetView *tree_view; - gint x, y; - GdkModifierType state; - GtkTreePath *path = NULL; - PsppSheetViewColumn *column = NULL; - GdkRectangle visible_rect; - - GDK_THREADS_ENTER (); - - tree_view = PSPP_SHEET_VIEW (data); - - gdk_window_get_pointer (tree_view->priv->bin_window, - &x, &y, &state); - - pspp_sheet_view_get_visible_rect (tree_view, &visible_rect); - - /* See if we are near the edge. */ - if ((x - visible_rect.x) < SCROLL_EDGE_SIZE || - (visible_rect.x + visible_rect.width - x) < SCROLL_EDGE_SIZE || - (y - visible_rect.y) < SCROLL_EDGE_SIZE || - (visible_rect.y + visible_rect.height - y) < SCROLL_EDGE_SIZE) - { - pspp_sheet_view_get_path_at_pos (tree_view, - tree_view->priv->bin_window, - x, y, - &path, - &column, - NULL, - NULL); - - if (path != NULL) - { - pspp_sheet_view_scroll_to_cell (tree_view, - path, - column, - TRUE, - 0.5, 0.5); - - gtk_tree_path_free (path); - } - } - - GDK_THREADS_LEAVE (); - - return TRUE; -} -#endif /* 0 */ - -static void -add_scroll_timeout (PsppSheetView *tree_view) -{ - if (tree_view->priv->scroll_timeout == 0) - { - tree_view->priv->scroll_timeout = - gdk_threads_add_timeout (150, scroll_row_timeout, tree_view); - } -} - -static void -remove_scroll_timeout (PsppSheetView *tree_view) -{ - if (tree_view->priv->scroll_timeout != 0) - { - g_source_remove (tree_view->priv->scroll_timeout); - tree_view->priv->scroll_timeout = 0; - } -} - -static gboolean -check_model_dnd (GtkTreeModel *model, - GType required_iface, - const gchar *signal) -{ - if (model == NULL || !G_TYPE_CHECK_INSTANCE_TYPE ((model), required_iface)) - { - g_warning ("You must override the default '%s' handler " - "on PsppSheetView when using models that don't support " - "the %s interface and enabling drag-and-drop. The simplest way to do this " - "is to connect to '%s' and call " - "g_signal_stop_emission_by_name() in your signal handler to prevent " - "the default handler from running. Look at the source code " - "for the default handler in gtktreeview.c to get an idea what " - "your handler should do. (gtktreeview.c is in the GTK source " - "code.) If you're using GTK from a language other than C, " - "there may be a more natural way to override default handlers, e.g. via derivation.", - signal, g_type_name (required_iface), signal); - return FALSE; - } - else - return TRUE; -} - -static gboolean -scroll_row_timeout (gpointer data) -{ - PsppSheetView *tree_view = data; - - pspp_sheet_view_horizontal_autoscroll (tree_view); - pspp_sheet_view_vertical_autoscroll (tree_view); - - if (tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE) - pspp_sheet_view_update_rubber_band (tree_view); - - return TRUE; -} - -/* Returns TRUE if event should not be propagated to parent widgets */ -static gboolean -set_destination_row (PsppSheetView *tree_view, - GdkDragContext *context, - /* coordinates relative to the widget */ - gint x, - gint y, - GdkDragAction *suggested_action, - GdkAtom *target) -{ - GtkTreePath *path = NULL; - PsppSheetViewDropPosition pos; - PsppSheetViewDropPosition old_pos; - TreeViewDragInfo *di; - GtkWidget *widget; - GtkTreePath *old_dest_path = NULL; - gboolean can_drop = FALSE; - - *suggested_action = 0; - *target = GDK_NONE; - - widget = GTK_WIDGET (tree_view); - - di = get_info (tree_view); - - if (di == NULL || y - TREE_VIEW_HEADER_HEIGHT (tree_view) < 0) - { - /* someone unset us as a drag dest, note that if - * we return FALSE drag_leave isn't called - */ - - pspp_sheet_view_set_drag_dest_row (tree_view, - NULL, - PSPP_SHEET_VIEW_DROP_BEFORE); - - remove_scroll_timeout (PSPP_SHEET_VIEW (widget)); - - return FALSE; /* no longer a drop site */ - } - - *target = gtk_drag_dest_find_target (widget, context, - gtk_drag_dest_get_target_list (widget)); - if (*target == GDK_NONE) - { - return FALSE; - } - - if (!pspp_sheet_view_get_dest_row_at_pos (tree_view, - x, y, - &path, - &pos)) - { - gint n_children; - GtkTreeModel *model; - - /* the row got dropped on empty space, let's setup a special case - */ - - if (path) - gtk_tree_path_free (path); - - model = pspp_sheet_view_get_model (tree_view); - - n_children = gtk_tree_model_iter_n_children (model, NULL); - if (n_children) - { - pos = PSPP_SHEET_VIEW_DROP_AFTER; - path = gtk_tree_path_new_from_indices (n_children - 1, -1); - } - else - { - pos = PSPP_SHEET_VIEW_DROP_BEFORE; - path = gtk_tree_path_new_from_indices (0, -1); - } - - can_drop = TRUE; - - goto out; - } - - g_assert (path); - - /* If we left the current row's "open" zone, unset the timeout for - * opening the row - */ - pspp_sheet_view_get_drag_dest_row (tree_view, - &old_dest_path, - &old_pos); - - if (old_dest_path) - gtk_tree_path_free (old_dest_path); - - if (TRUE /* FIXME if the location droppable predicate */) - { - can_drop = TRUE; - } - -out: - if (can_drop) - { - GtkWidget *source_widget; - - *suggested_action = gdk_drag_context_get_suggested_action (context); - source_widget = gtk_drag_get_source_widget (context); - - if (source_widget == widget) - { - /* Default to MOVE, unless the user has - * pressed ctrl or shift to affect available actions - */ - if ((gdk_drag_context_get_actions (context) & GDK_ACTION_MOVE) != 0) - *suggested_action = GDK_ACTION_MOVE; - } - - pspp_sheet_view_set_drag_dest_row (PSPP_SHEET_VIEW (widget), - path, pos); - } - else - { - /* can't drop here */ - pspp_sheet_view_set_drag_dest_row (PSPP_SHEET_VIEW (widget), - NULL, - PSPP_SHEET_VIEW_DROP_BEFORE); - } - - if (path) - gtk_tree_path_free (path); - - return TRUE; -} - -static GtkTreePath* -get_logical_dest_row (PsppSheetView *tree_view, - gboolean *path_down_mode, - gboolean *drop_append_mode) -{ - /* adjust path to point to the row the drop goes in front of */ - GtkTreePath *path = NULL; - PsppSheetViewDropPosition pos; - - g_return_val_if_fail (path_down_mode != NULL, NULL); - g_return_val_if_fail (drop_append_mode != NULL, NULL); - - *path_down_mode = FALSE; - *drop_append_mode = 0; - - pspp_sheet_view_get_drag_dest_row (tree_view, &path, &pos); - - if (path == NULL) - return NULL; - - if (pos == PSPP_SHEET_VIEW_DROP_BEFORE) - ; /* do nothing */ - else if (pos == PSPP_SHEET_VIEW_DROP_INTO_OR_BEFORE || - pos == PSPP_SHEET_VIEW_DROP_INTO_OR_AFTER) - *path_down_mode = TRUE; - else - { - GtkTreeIter iter; - GtkTreeModel *model = pspp_sheet_view_get_model (tree_view); - - g_assert (pos == PSPP_SHEET_VIEW_DROP_AFTER); - - if (!gtk_tree_model_get_iter (model, &iter, path) || - !gtk_tree_model_iter_next (model, &iter)) - *drop_append_mode = 1; - else - { - *drop_append_mode = 0; - gtk_tree_path_next (path); - } - } - - return path; -} - -static gboolean -pspp_sheet_view_maybe_begin_dragging_row (PsppSheetView *tree_view, - GdkEventMotion *event) -{ - GtkWidget *widget = GTK_WIDGET (tree_view); - GdkDragContext *context; - TreeViewDragInfo *di; - GtkTreePath *path = NULL; - gint button; - gint cell_x, cell_y; - GtkTreeModel *model; - gboolean retval = FALSE; - - di = get_info (tree_view); - - if (di == NULL || !di->source_set) - goto out; - - if (tree_view->priv->pressed_button < 0) - goto out; - - if (!gtk_drag_check_threshold (widget, - tree_view->priv->press_start_x, - tree_view->priv->press_start_y, - event->x, event->y)) - goto out; - - model = pspp_sheet_view_get_model (tree_view); - - if (model == NULL) - goto out; - - button = tree_view->priv->pressed_button; - tree_view->priv->pressed_button = -1; - - pspp_sheet_view_get_path_at_pos (tree_view, - tree_view->priv->press_start_x, - tree_view->priv->press_start_y, - &path, - NULL, - &cell_x, - &cell_y); - - if (path == NULL) - goto out; - - if (!GTK_IS_TREE_DRAG_SOURCE (model) || - !gtk_tree_drag_source_row_draggable (GTK_TREE_DRAG_SOURCE (model), - path)) - goto out; - - if (!(GDK_BUTTON1_MASK << (button - 1) & di->start_button_mask)) - goto out; - - /* Now we can begin the drag */ - - retval = TRUE; - - context = gtk_drag_begin (widget, - gtk_drag_source_get_target_list (widget), - di->source_actions, - button, - (GdkEvent*)event); - - set_source_row (context, model, path); - - out: - if (path) - gtk_tree_path_free (path); - - return retval; -} - - - -static void -pspp_sheet_view_drag_begin (GtkWidget *widget, - GdkDragContext *context) -{ -} - - -static void -pspp_sheet_view_drag_end (GtkWidget *widget, - GdkDragContext *context) -{ - /* do nothing */ -} - -/* Default signal implementations for the drag signals */ -static void -pspp_sheet_view_drag_data_get (GtkWidget *widget, - GdkDragContext *context, - GtkSelectionData *selection_data, - guint info, - guint time) -{ - PsppSheetView *tree_view; - GtkTreeModel *model; - TreeViewDragInfo *di; - GtkTreePath *source_row; - - tree_view = PSPP_SHEET_VIEW (widget); - - model = pspp_sheet_view_get_model (tree_view); - - if (model == NULL) - return; - - di = get_info (PSPP_SHEET_VIEW (widget)); - - if (di == NULL) - return; - - source_row = get_source_row (context); - - if (source_row == NULL) - return; - - /* We can implement the GTK_TREE_MODEL_ROW target generically for - * any model; for DragSource models there are some other targets - * we also support. - */ - - if (GTK_IS_TREE_DRAG_SOURCE (model) && - gtk_tree_drag_source_drag_data_get (GTK_TREE_DRAG_SOURCE (model), - source_row, - selection_data)) - goto done; - - /* If drag_data_get does nothing, try providing row data. */ - if (gtk_selection_data_get_target (selection_data) == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW")) - { - gtk_tree_set_row_drag_data (selection_data, - model, - source_row); - } - - done: - gtk_tree_path_free (source_row); -} - - -static void -pspp_sheet_view_drag_data_delete (GtkWidget *widget, - GdkDragContext *context) -{ - TreeViewDragInfo *di; - GtkTreeModel *model; - PsppSheetView *tree_view; - GtkTreePath *source_row; - - tree_view = PSPP_SHEET_VIEW (widget); - model = pspp_sheet_view_get_model (tree_view); - - if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_SOURCE, "drag_data_delete")) - return; - - di = get_info (tree_view); - - if (di == NULL) - return; - - source_row = get_source_row (context); - - if (source_row == NULL) - return; - - gtk_tree_drag_source_drag_data_delete (GTK_TREE_DRAG_SOURCE (model), - source_row); - - gtk_tree_path_free (source_row); - - set_source_row (context, NULL, NULL); -} - -static void -pspp_sheet_view_drag_leave (GtkWidget *widget, - GdkDragContext *context, - guint time) -{ - /* unset any highlight row */ - pspp_sheet_view_set_drag_dest_row (PSPP_SHEET_VIEW (widget), - NULL, - PSPP_SHEET_VIEW_DROP_BEFORE); - - remove_scroll_timeout (PSPP_SHEET_VIEW (widget)); -} - - -static gboolean -pspp_sheet_view_drag_motion (GtkWidget *widget, - GdkDragContext *context, - /* coordinates relative to the widget */ - gint x, - gint y, - guint time) -{ - gboolean empty; - GtkTreePath *path = NULL; - PsppSheetViewDropPosition pos; - PsppSheetView *tree_view; - GdkDragAction suggested_action = 0; - GdkAtom target; - - tree_view = PSPP_SHEET_VIEW (widget); - - if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target)) - return FALSE; - - pspp_sheet_view_get_drag_dest_row (tree_view, &path, &pos); - - /* we only know this *after* set_desination_row */ - empty = tree_view->priv->empty_view_drop; - - if (path == NULL && !empty) - { - /* Can't drop here. */ - gdk_drag_status (context, 0, time); - } - else - { - if (tree_view->priv->open_dest_timeout == 0 && - (pos == PSPP_SHEET_VIEW_DROP_INTO_OR_AFTER || - pos == PSPP_SHEET_VIEW_DROP_INTO_OR_BEFORE)) - { - /* Nothing. */ - } - else - { - add_scroll_timeout (tree_view); - } - - if (target == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW")) - { - /* Request data so we can use the source row when - * determining whether to accept the drop - */ - set_status_pending (context, suggested_action); - gtk_drag_get_data (widget, context, target, time); - } - else - { - set_status_pending (context, 0); - gdk_drag_status (context, suggested_action, time); - } - } - - if (path) - gtk_tree_path_free (path); - - return TRUE; -} - - -static gboolean -pspp_sheet_view_drag_drop (GtkWidget *widget, - GdkDragContext *context, - /* coordinates relative to the widget */ - gint x, - gint y, - guint time) -{ - PsppSheetView *tree_view; - GtkTreePath *path; - GdkDragAction suggested_action = 0; - GdkAtom target = GDK_NONE; - TreeViewDragInfo *di; - GtkTreeModel *model; - gboolean path_down_mode; - gboolean drop_append_mode; - - tree_view = PSPP_SHEET_VIEW (widget); - - model = pspp_sheet_view_get_model (tree_view); - - remove_scroll_timeout (PSPP_SHEET_VIEW (widget)); - - di = get_info (tree_view); - - if (di == NULL) - return FALSE; - - if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_drop")) - return FALSE; - - if (!set_destination_row (tree_view, context, x, y, &suggested_action, &target)) - return FALSE; - - path = get_logical_dest_row (tree_view, &path_down_mode, &drop_append_mode); - - if (target != GDK_NONE && path != NULL) - { - /* in case a motion had requested drag data, change things so we - * treat drag data receives as a drop. - */ - set_status_pending (context, 0); - set_dest_row (context, model, path, - path_down_mode, tree_view->priv->empty_view_drop, - drop_append_mode); - } - - if (path) - gtk_tree_path_free (path); - - /* Unset this thing */ - pspp_sheet_view_set_drag_dest_row (PSPP_SHEET_VIEW (widget), - NULL, - PSPP_SHEET_VIEW_DROP_BEFORE); - - if (target != GDK_NONE) - { - gtk_drag_get_data (widget, context, target, time); - return TRUE; - } - else - return FALSE; -} - -static void -pspp_sheet_view_drag_data_received (GtkWidget *widget, - GdkDragContext *context, - /* coordinates relative to the widget */ - gint x, - gint y, - GtkSelectionData *selection_data, - guint info, - guint time) -{ - GtkTreePath *path; - TreeViewDragInfo *di; - gboolean accepted = FALSE; - GtkTreeModel *model; - PsppSheetView *tree_view; - GtkTreePath *dest_row; - GdkDragAction suggested_action; - gboolean path_down_mode; - gboolean drop_append_mode; - - tree_view = PSPP_SHEET_VIEW (widget); - - model = pspp_sheet_view_get_model (tree_view); - - if (!check_model_dnd (model, GTK_TYPE_TREE_DRAG_DEST, "drag_data_received")) - return; - - di = get_info (tree_view); - - if (di == NULL) - return; - - suggested_action = get_status_pending (context); - - if (suggested_action) - { - /* We are getting this data due to a request in drag_motion, - * rather than due to a request in drag_drop, so we are just - * supposed to call drag_status, not actually paste in the - * data. - */ - path = get_logical_dest_row (tree_view, &path_down_mode, - &drop_append_mode); - - if (path == NULL) - suggested_action = 0; - else if (path_down_mode) - gtk_tree_path_down (path); - - if (suggested_action) - { - if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model), - path, - selection_data)) - { - if (path_down_mode) - { - path_down_mode = FALSE; - gtk_tree_path_up (path); - - if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model), - path, - selection_data)) - suggested_action = 0; - } - else - suggested_action = 0; - } - } - - gdk_drag_status (context, suggested_action, time); - - if (path) - gtk_tree_path_free (path); - - /* If you can't drop, remove user drop indicator until the next motion */ - if (suggested_action == 0) - pspp_sheet_view_set_drag_dest_row (PSPP_SHEET_VIEW (widget), - NULL, - PSPP_SHEET_VIEW_DROP_BEFORE); - - return; - } - - dest_row = get_dest_row (context, &path_down_mode); - - if (dest_row == NULL) - return; - - if (gtk_selection_data_get_length (selection_data) >= 0) - { - if (path_down_mode) - { - gtk_tree_path_down (dest_row); - if (!gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (model), - dest_row, selection_data)) - gtk_tree_path_up (dest_row); - } - } - - if (gtk_selection_data_get_length (selection_data) >= 0) - { - if (gtk_tree_drag_dest_drag_data_received (GTK_TREE_DRAG_DEST (model), - dest_row, - selection_data)) - accepted = TRUE; - } - - gtk_drag_finish (context, - accepted, - (gdk_drag_context_get_actions (context) == GDK_ACTION_MOVE), - time); - - if (gtk_tree_path_get_depth (dest_row) == 1 - && gtk_tree_path_get_indices (dest_row)[0] == 0) - { - /* special special case drag to "0", scroll to first item */ - if (!tree_view->priv->scroll_to_path) - pspp_sheet_view_scroll_to_cell (tree_view, dest_row, NULL, FALSE, 0.0, 0.0); - } - - gtk_tree_path_free (dest_row); - - /* drop dest_row */ - set_dest_row (context, NULL, NULL, FALSE, FALSE, FALSE); -} - - - -/* GtkContainer Methods - */ - - -static void -pspp_sheet_view_remove (GtkContainer *container, - GtkWidget *widget) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (container); - PsppSheetViewChild *child = NULL; - GList *tmp_list; - - tmp_list = tree_view->priv->children; - while (tmp_list) - { - child = tmp_list->data; - if (child->widget == widget) - { - gtk_widget_unparent (widget); - - tree_view->priv->children = g_list_remove_link (tree_view->priv->children, tmp_list); - g_list_free_1 (tmp_list); - g_slice_free (PsppSheetViewChild, child); - return; - } - - tmp_list = tmp_list->next; - } - - tmp_list = tree_view->priv->columns; - - while (tmp_list) - { - PsppSheetViewColumn *column; - column = tmp_list->data; - if (column->button == widget) - { - gtk_widget_unparent (widget); - return; - } - tmp_list = tmp_list->next; - } -} - -static void -pspp_sheet_view_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - gpointer callback_data) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (container); - PsppSheetViewChild *child = NULL; - PsppSheetViewColumn *column; - GList *tmp_list; - - tmp_list = tree_view->priv->children; - while (tmp_list) - { - child = tmp_list->data; - tmp_list = tmp_list->next; - - (* callback) (child->widget, callback_data); - } - if (include_internals == FALSE) - return; - - for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next) - { - column = tmp_list->data; - - if (column->button) - (* callback) (column->button, callback_data); - } -} - -/* Returns TRUE if the treeview contains no "special" (editable or activatable) - * cells. If so we draw one big row-spanning focus rectangle. - */ -static gboolean -pspp_sheet_view_has_special_cell (PsppSheetView *tree_view) -{ - GList *list; - - if (tree_view->priv->special_cells != PSPP_SHEET_VIEW_SPECIAL_CELLS_DETECT) - return tree_view->priv->special_cells = PSPP_SHEET_VIEW_SPECIAL_CELLS_YES; - - for (list = tree_view->priv->columns; list; list = list->next) - { - if (!((PsppSheetViewColumn *)list->data)->visible) - continue; - if (_pspp_sheet_view_column_count_special_cells (list->data)) - return TRUE; - } - - return FALSE; -} - -static void -pspp_sheet_view_focus_column (PsppSheetView *tree_view, - PsppSheetViewColumn *focus_column, - gboolean clamp_column_visible) -{ - g_return_if_fail (focus_column != NULL); - - tree_view->priv->focus_column = focus_column; - - if (gtk_container_get_focus_child (GTK_CONTAINER (tree_view)) != focus_column->button) - gtk_widget_grab_focus (focus_column->button); - - if (clamp_column_visible) - pspp_sheet_view_clamp_column_visible (tree_view, focus_column, FALSE); -} - -/* Returns TRUE if the focus is within the headers, after the focus operation is - * done - */ -static gboolean -pspp_sheet_view_header_focus (PsppSheetView *tree_view, - GtkDirectionType dir, - gboolean clamp_column_visible) -{ - GtkWidget *focus_child; - PsppSheetViewColumn *focus_column; - GList *last_column, *first_column; - GList *tmp_list; - gboolean rtl; - - if (! PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_HEADERS_VISIBLE)) - return FALSE; - - focus_child = gtk_container_get_focus_child (GTK_CONTAINER (tree_view)); - - first_column = tree_view->priv->columns; - while (first_column) - { - PsppSheetViewColumn *c = PSPP_SHEET_VIEW_COLUMN (first_column->data); - - if (pspp_sheet_view_column_can_focus (c) && c->visible) - break; - first_column = first_column->next; - } - - /* No headers are visible, or are focusable. We can't focus in or out. - */ - if (first_column == NULL) - return FALSE; - - last_column = g_list_last (tree_view->priv->columns); - while (last_column) - { - PsppSheetViewColumn *c = PSPP_SHEET_VIEW_COLUMN (last_column->data); - - if (pspp_sheet_view_column_can_focus (c) && c->visible) - break; - last_column = last_column->prev; - } - - - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - - switch (dir) - { - case GTK_DIR_TAB_BACKWARD: - case GTK_DIR_TAB_FORWARD: - case GTK_DIR_UP: - case GTK_DIR_DOWN: - if (focus_child == NULL) - { - if (tree_view->priv->focus_column != NULL && - pspp_sheet_view_column_can_focus (tree_view->priv->focus_column)) - focus_column = tree_view->priv->focus_column; - else - focus_column = first_column->data; - pspp_sheet_view_focus_column (tree_view, focus_column, - clamp_column_visible); - return TRUE; - } - return FALSE; - - case GTK_DIR_LEFT: - case GTK_DIR_RIGHT: - if (focus_child == NULL) - { - if (tree_view->priv->focus_column != NULL) - focus_column = tree_view->priv->focus_column; - else if (dir == GTK_DIR_LEFT) - focus_column = last_column->data; - else - focus_column = first_column->data; - pspp_sheet_view_focus_column (tree_view, focus_column, - clamp_column_visible); - return TRUE; - } - - if (gtk_widget_child_focus (focus_child, dir)) - { - /* The focus moves inside the button. */ - /* This is probably a great example of bad UI */ - if (clamp_column_visible) - pspp_sheet_view_clamp_column_visible (tree_view, - tree_view->priv->focus_column, - FALSE); - return TRUE; - } - - /* We need to move the focus among the row of buttons. */ - for (tmp_list = tree_view->priv->columns; tmp_list; tmp_list = tmp_list->next) - if (PSPP_SHEET_VIEW_COLUMN (tmp_list->data)->button == focus_child) - break; - - if ((tmp_list == first_column && dir == (rtl ? GTK_DIR_RIGHT : GTK_DIR_LEFT)) - || (tmp_list == last_column && dir == (rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT))) - { - gtk_widget_error_bell (GTK_WIDGET (tree_view)); - return TRUE; - } - - while (tmp_list) - { - PsppSheetViewColumn *column; - - if (dir == (rtl ? GTK_DIR_LEFT : GTK_DIR_RIGHT)) - tmp_list = tmp_list->next; - else - tmp_list = tmp_list->prev; - - if (tmp_list == NULL) - { - g_warning ("Internal button not found"); - break; - } - column = tmp_list->data; - if (column->visible && - pspp_sheet_view_column_can_focus (column)) - { - if (column->button) - { - pspp_sheet_view_focus_column (tree_view, column, - clamp_column_visible); - return TRUE; - } - } - } - return FALSE; - - default: - g_assert_not_reached (); - break; - } - - return FALSE; -} - -/* This function returns in 'path' the first focusable path, if the given path - * is already focusable, it's the returned one. - * - */ -static gboolean -search_first_focusable_path (PsppSheetView *tree_view, - GtkTreePath **path, - gboolean search_forward, - int *new_node) -{ - /* XXX this function is trivial given that the sheetview doesn't support - separator rows */ - int node = -1; - - if (!path || !*path) - return FALSE; - - _pspp_sheet_view_find_node (tree_view, *path, &node); - - if (node < 0) - return FALSE; - - if (new_node) - *new_node = node; - - return (*path != NULL); -} - -static gint -pspp_sheet_view_focus (GtkWidget *widget, - GtkDirectionType direction) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - GtkContainer *container = GTK_CONTAINER (widget); - GtkWidget *focus_child; - - if (!gtk_widget_is_sensitive (widget) || !gtk_widget_get_can_focus (widget)) - return FALSE; - - focus_child = gtk_container_get_focus_child (container); - - pspp_sheet_view_stop_editing (PSPP_SHEET_VIEW (widget), FALSE); - /* Case 1. Headers currently have focus. */ - if (focus_child) - { - switch (direction) - { - case GTK_DIR_LEFT: - case GTK_DIR_RIGHT: - pspp_sheet_view_header_focus (tree_view, direction, TRUE); - return TRUE; - case GTK_DIR_TAB_BACKWARD: - case GTK_DIR_UP: - return FALSE; - case GTK_DIR_TAB_FORWARD: - case GTK_DIR_DOWN: - gtk_widget_grab_focus (widget); - return TRUE; - default: - g_assert_not_reached (); - return FALSE; - } - } - - /* Case 2. We don't have focus at all. */ - if (!gtk_widget_has_focus (widget)) - { - if (!pspp_sheet_view_header_focus (tree_view, direction, FALSE)) - gtk_widget_grab_focus (widget); - return TRUE; - } - - /* Case 3. We have focus already. */ - if (direction == GTK_DIR_TAB_BACKWARD) - return (pspp_sheet_view_header_focus (tree_view, direction, FALSE)); - else if (direction == GTK_DIR_TAB_FORWARD) - return FALSE; - - /* Other directions caught by the keybindings */ - gtk_widget_grab_focus (widget); - return TRUE; -} - -static void -pspp_sheet_view_grab_focus (GtkWidget *widget) -{ - GTK_WIDGET_CLASS (pspp_sheet_view_parent_class)->grab_focus (widget); - - pspp_sheet_view_focus_to_cursor (PSPP_SHEET_VIEW (widget)); -} - -static void -pspp_sheet_view_style_updated (GtkWidget *widget) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - GList *list; - PsppSheetViewColumn *column; - GtkStyleContext *context; - - GTK_WIDGET_CLASS (pspp_sheet_view_parent_class)->style_updated (widget); - - if (gtk_widget_get_realized (widget)) - { - context = gtk_widget_get_style_context (GTK_WIDGET (tree_view)); - gtk_style_context_set_background (context, gtk_widget_get_window (GTK_WIDGET (tree_view))); - gtk_style_context_set_background (context, tree_view->priv->header_window); - pspp_sheet_view_set_grid_lines (tree_view, tree_view->priv->grid_lines); - } - - gtk_widget_style_get (widget, - "expander-size", &tree_view->priv->expander_size, - NULL); - tree_view->priv->expander_size += EXPANDER_EXTRA_PADDING; - - for (list = tree_view->priv->columns; list; list = list->next) - { - column = list->data; - _pspp_sheet_view_column_cell_set_dirty (column); - } - - tree_view->priv->fixed_height = -1; - - /* Invalidate cached button style. */ - if (tree_view->priv->button_style) - { - g_object_unref (tree_view->priv->button_style); - tree_view->priv->button_style = NULL; - } - - gtk_widget_queue_resize (widget); -} - - -static void -pspp_sheet_view_set_focus_child (GtkContainer *container, - GtkWidget *child) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (container); - GList *list; - - for (list = tree_view->priv->columns; list; list = list->next) - { - if (PSPP_SHEET_VIEW_COLUMN (list->data)->button == child) - { - tree_view->priv->focus_column = PSPP_SHEET_VIEW_COLUMN (list->data); - break; - } - } - - GTK_CONTAINER_CLASS (pspp_sheet_view_parent_class)->set_focus_child (container, child); -} - -static void -pspp_sheet_view_set_adjustments (PsppSheetView *tree_view, - GtkAdjustment *hadj, - GtkAdjustment *vadj) -{ - gboolean need_adjust = FALSE; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (hadj) - g_return_if_fail (GTK_IS_ADJUSTMENT (hadj)); - else - hadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.0, 0.0, 0.0, 0.0, 0.0)); - if (vadj) - g_return_if_fail (GTK_IS_ADJUSTMENT (vadj)); - else - vadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.0, 0.0, 0.0, 0.0, 0.0)); - - if (tree_view->priv->hadjustment && (tree_view->priv->hadjustment != hadj)) - { - g_signal_handlers_disconnect_by_func (tree_view->priv->hadjustment, - pspp_sheet_view_adjustment_changed, - tree_view); - g_object_unref (tree_view->priv->hadjustment); - } - - if (tree_view->priv->vadjustment && (tree_view->priv->vadjustment != vadj)) - { - g_signal_handlers_disconnect_by_func (tree_view->priv->vadjustment, - pspp_sheet_view_adjustment_changed, - tree_view); - g_object_unref (tree_view->priv->vadjustment); - } - - if (tree_view->priv->hadjustment != hadj) - { - tree_view->priv->hadjustment = hadj; - g_object_ref_sink (tree_view->priv->hadjustment); - - g_signal_connect (tree_view->priv->hadjustment, "value-changed", - G_CALLBACK (pspp_sheet_view_adjustment_changed), - tree_view); - need_adjust = TRUE; - } - - if (tree_view->priv->vadjustment != vadj) - { - tree_view->priv->vadjustment = vadj; - g_object_ref_sink (tree_view->priv->vadjustment); - - g_signal_connect (tree_view->priv->vadjustment, "value-changed", - G_CALLBACK (pspp_sheet_view_adjustment_changed), - tree_view); - need_adjust = TRUE; - } - - if (need_adjust) - pspp_sheet_view_adjustment_changed (NULL, tree_view); -} - - -static gboolean -pspp_sheet_view_real_move_cursor (PsppSheetView *tree_view, - GtkMovementStep step, - gint count) -{ - PsppSheetSelectMode mode; - GdkModifierType state; - - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), FALSE); - g_return_val_if_fail (step == GTK_MOVEMENT_LOGICAL_POSITIONS || - step == GTK_MOVEMENT_VISUAL_POSITIONS || - step == GTK_MOVEMENT_DISPLAY_LINES || - step == GTK_MOVEMENT_PAGES || - step == GTK_MOVEMENT_BUFFER_ENDS || - step == GTK_MOVEMENT_DISPLAY_LINE_ENDS, FALSE); - - if (tree_view->priv->row_count == 0) - return FALSE; - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return FALSE; - - pspp_sheet_view_stop_editing (tree_view, FALSE); - PSPP_SHEET_VIEW_SET_FLAG (tree_view, PSPP_SHEET_VIEW_DRAW_KEYFOCUS); - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - - mode = 0; - if (gtk_get_current_event_state (&state)) - { - if ((state & GDK_CONTROL_MASK) == GDK_CONTROL_MASK) - mode |= PSPP_SHEET_SELECT_MODE_TOGGLE; - if ((state & GDK_SHIFT_MASK) == GDK_SHIFT_MASK) - mode |= PSPP_SHEET_SELECT_MODE_EXTEND; - } - /* else we assume not pressed */ - - switch (step) - { - case GTK_MOVEMENT_LOGICAL_POSITIONS: - pspp_sheet_view_move_cursor_tab (tree_view, count); - break; - case GTK_MOVEMENT_VISUAL_POSITIONS: - pspp_sheet_view_move_cursor_left_right (tree_view, count, mode); - break; - case GTK_MOVEMENT_DISPLAY_LINES: - pspp_sheet_view_move_cursor_up_down (tree_view, count, mode); - break; - case GTK_MOVEMENT_PAGES: - pspp_sheet_view_move_cursor_page_up_down (tree_view, count, mode); - break; - case GTK_MOVEMENT_BUFFER_ENDS: - pspp_sheet_view_move_cursor_start_end (tree_view, count, mode); - break; - case GTK_MOVEMENT_DISPLAY_LINE_ENDS: - pspp_sheet_view_move_cursor_line_start_end (tree_view, count, mode); - break; - default: - g_assert_not_reached (); - } - - return TRUE; -} - -static void -pspp_sheet_view_put (PsppSheetView *tree_view, - GtkWidget *child_widget, - GtkTreePath *path, - PsppSheetViewColumn *column) -{ - PsppSheetViewChild *child; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (GTK_IS_WIDGET (child_widget)); - - child = g_slice_new (PsppSheetViewChild); - - child->widget = child_widget; - _pspp_sheet_view_find_node (tree_view, path, &child->node); - if (child->node < 0) - { - g_assert_not_reached (); - } - child->column = column; - - tree_view->priv->children = g_list_append (tree_view->priv->children, child); - - if (gtk_widget_get_realized (GTK_WIDGET (tree_view))) - gtk_widget_set_parent_window (child->widget, tree_view->priv->bin_window); - - gtk_widget_set_parent (child_widget, GTK_WIDGET (tree_view)); -} - -/* TreeModel Callbacks - */ - -static void -pspp_sheet_view_row_changed (GtkTreeModel *model, - GtkTreePath *path, - GtkTreeIter *iter, - gpointer data) -{ - PsppSheetView *tree_view = (PsppSheetView *)data; - int node; - gboolean free_path = FALSE; - GtkTreePath *cursor_path; - - g_return_if_fail (path != NULL || iter != NULL); - - if (tree_view->priv->cursor != NULL) - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - else - cursor_path = NULL; - - if (tree_view->priv->edited_column && - (cursor_path == NULL || gtk_tree_path_compare (cursor_path, path) == 0)) - pspp_sheet_view_stop_editing (tree_view, TRUE); - - if (cursor_path != NULL) - gtk_tree_path_free (cursor_path); - - if (path == NULL) - { - path = gtk_tree_model_get_path (model, iter); - free_path = TRUE; - } - else if (iter == NULL) - gtk_tree_model_get_iter (model, iter, path); - - _pspp_sheet_view_find_node (tree_view, - path, - &node); - - if (node >= 0) - { - if (gtk_widget_get_realized (GTK_WIDGET (tree_view))) - pspp_sheet_view_node_queue_redraw (tree_view, node); - } - - if (free_path) - gtk_tree_path_free (path); -} - -static void -pspp_sheet_view_row_inserted (GtkTreeModel *model, - GtkTreePath *path, - GtkTreeIter *iter, - gpointer data) -{ - PsppSheetView *tree_view = (PsppSheetView *) data; - gint *indices; - int tmpnode = -1; - gint height = tree_view->priv->fixed_height; - gboolean free_path = FALSE; - gboolean node_visible = TRUE; - - g_return_if_fail (path != NULL || iter != NULL); - - if (path == NULL) - { - path = gtk_tree_model_get_path (model, iter); - free_path = TRUE; - } - else if (iter == NULL) - gtk_tree_model_get_iter (model, iter, path); - - tree_view->priv->row_count = gtk_tree_model_iter_n_children (model, NULL); - - /* Update all row-references */ - gtk_tree_row_reference_inserted (G_OBJECT (data), path); - indices = gtk_tree_path_get_indices (path); - tmpnode = indices[0]; - - range_tower_insert0 (tree_view->priv->selected, tmpnode, 1); - - if (height > 0) - { - if (node_visible && node_is_visible (tree_view, tmpnode)) - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); - else - gtk_widget_queue_resize_no_redraw (GTK_WIDGET (tree_view)); - } - else - install_presize_handler (tree_view); - if (free_path) - gtk_tree_path_free (path); -} - -static void -pspp_sheet_view_row_deleted (GtkTreeModel *model, - GtkTreePath *path, - gpointer data) -{ - PsppSheetView *tree_view = (PsppSheetView *)data; - int node; - - g_return_if_fail (path != NULL); - - gtk_tree_row_reference_deleted (G_OBJECT (data), path); - - _pspp_sheet_view_find_node (tree_view, path, &node); - - if (node < 0) - return; - - range_tower_delete (tree_view->priv->selected, node, 1); - - /* Ensure we don't have a dangling pointer to a dead node */ - ensure_unprelighted (tree_view); - - /* Cancel editting if we've started */ - pspp_sheet_view_stop_editing (tree_view, TRUE); - - if (tree_view->priv->destroy_count_func) - { - gint child_count = 0; - tree_view->priv->destroy_count_func (tree_view, path, child_count, tree_view->priv->destroy_count_data); - } - - tree_view->priv->row_count = gtk_tree_model_iter_n_children (model, NULL); - - if (! gtk_tree_row_reference_valid (tree_view->priv->top_row)) - { - gtk_tree_row_reference_free (tree_view->priv->top_row); - tree_view->priv->top_row = NULL; - } - - install_scroll_sync_handler (tree_view); - - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); - -#if 0 - if (helper_data.changed) - g_signal_emit_by_name (tree_view->priv->selection, "changed"); -#endif -} - -static void -pspp_sheet_view_rows_reordered (GtkTreeModel *model, - GtkTreePath *parent, - GtkTreeIter *iter, - gint *new_order, - gpointer data) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (data); - gint len; - - /* XXX need to adjust selection */ - len = gtk_tree_model_iter_n_children (model, iter); - - if (len < 2) - return; - - gtk_tree_row_reference_reordered (G_OBJECT (data), - parent, - iter, - new_order); - - if (gtk_tree_path_get_depth (parent) != 0) - return; - - if (tree_view->priv->edited_column) - pspp_sheet_view_stop_editing (tree_view, TRUE); - - /* we need to be unprelighted */ - ensure_unprelighted (tree_view); - - gtk_widget_queue_draw (GTK_WIDGET (tree_view)); - - pspp_sheet_view_dy_to_top_row (tree_view); -} - - -/* Internal tree functions - */ - - -static void -pspp_sheet_view_get_background_xrange (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - gint *x1, - gint *x2) -{ - PsppSheetViewColumn *tmp_column = NULL; - gint total_width; - GList *list; - gboolean rtl; - - if (x1) - *x1 = 0; - - if (x2) - *x2 = 0; - - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - - total_width = 0; - for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns)); - list; - list = (rtl ? list->prev : list->next)) - { - tmp_column = list->data; - - if (tmp_column == column) - break; - - if (tmp_column->visible) - total_width += tmp_column->width; - } - - if (tmp_column != column) - { - g_warning (G_STRLOC": passed-in column isn't in the tree"); - return; - } - - if (x1) - *x1 = total_width; - - if (x2) - { - if (column->visible) - *x2 = total_width + column->width; - else - *x2 = total_width; /* width of 0 */ - } -} - -/* Make sure the node is visible vertically */ -static void -pspp_sheet_view_clamp_node_visible (PsppSheetView *tree_view, - int node) -{ - gint node_dy, height; - GtkTreePath *path = NULL; - - if (!gtk_widget_get_realized (GTK_WIDGET (tree_view))) - return; - - /* just return if the node is visible, avoiding a costly expose */ - node_dy = pspp_sheet_view_node_find_offset (tree_view, node); - height = ROW_HEIGHT (tree_view); - if (node_dy >= gtk_adjustment_get_value (tree_view->priv->vadjustment) - && node_dy + height <= (gtk_adjustment_get_value (tree_view->priv->vadjustment) - + gtk_adjustment_get_page_size (tree_view->priv->vadjustment))) - return; - - path = _pspp_sheet_view_find_path (tree_view, node); - if (path) - { - /* We process updates because we want to clear old selected items when we scroll. - * if this is removed, we get a "selection streak" at the bottom. */ - gdk_window_process_updates (tree_view->priv->bin_window, TRUE); - pspp_sheet_view_scroll_to_cell (tree_view, path, NULL, FALSE, 0.0, 0.0); - gtk_tree_path_free (path); - } -} - -static void -pspp_sheet_view_clamp_column_visible (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - gboolean focus_to_cell) -{ - gint x, width; - - if (column == NULL) - return; - - x = column->allocation.x; - width = column->allocation.width; - - if (width > gtk_adjustment_get_page_size (tree_view->priv->hadjustment)) - { - /* The column is larger than the horizontal page size. If the - * column has cells which can be focussed individually, then we make - * sure the cell which gets focus is fully visible (if even the - * focus cell is bigger than the page size, we make sure the - * left-hand side of the cell is visible). - * - * If the column does not have those so-called special cells, we - * make sure the left-hand side of the column is visible. - */ - - if (focus_to_cell && pspp_sheet_view_has_special_cell (tree_view)) - { - GtkTreePath *cursor_path; - GdkRectangle background_area, cell_area, focus_area; - - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - - pspp_sheet_view_get_cell_area (tree_view, - cursor_path, column, &cell_area); - pspp_sheet_view_get_background_area (tree_view, - cursor_path, column, - &background_area); - - gtk_tree_path_free (cursor_path); - - _pspp_sheet_view_column_get_focus_area (column, - &background_area, - &cell_area, - &focus_area); - - x = focus_area.x; - width = focus_area.width; - - if (width < gtk_adjustment_get_page_size (tree_view->priv->hadjustment)) - { - if ((gtk_adjustment_get_value (tree_view->priv->hadjustment) + gtk_adjustment_get_page_size (tree_view->priv->hadjustment)) < (x + width)) - gtk_adjustment_set_value (tree_view->priv->hadjustment, - x + width - gtk_adjustment_get_page_size (tree_view->priv->hadjustment)); - else if (gtk_adjustment_get_value (tree_view->priv->hadjustment) > x) - gtk_adjustment_set_value (tree_view->priv->hadjustment, x); - } - } - - gtk_adjustment_set_value (tree_view->priv->hadjustment, - CLAMP (x, - gtk_adjustment_get_lower (tree_view->priv->hadjustment), - gtk_adjustment_get_upper (tree_view->priv->hadjustment) - - gtk_adjustment_get_page_size (tree_view->priv->hadjustment))); - } - else - { - if ((gtk_adjustment_get_value (tree_view->priv->hadjustment) + gtk_adjustment_get_page_size (tree_view->priv->hadjustment)) < (x + width)) - gtk_adjustment_set_value (tree_view->priv->hadjustment, - x + width - gtk_adjustment_get_page_size (tree_view->priv->hadjustment)); - else if (gtk_adjustment_get_value (tree_view->priv->hadjustment) > x) - gtk_adjustment_set_value (tree_view->priv->hadjustment, x); - } -} - -GtkTreePath * -_pspp_sheet_view_find_path (PsppSheetView *tree_view, - int node) -{ - GtkTreePath *path; - - path = gtk_tree_path_new (); - if (node >= 0) - gtk_tree_path_append_index (path, node); - return path; -} - -void -_pspp_sheet_view_find_node (PsppSheetView *tree_view, - GtkTreePath *path, - int *node) -{ - gint *indices = gtk_tree_path_get_indices (path); - gint depth = gtk_tree_path_get_depth (path); - - *node = -1; - if (depth == 0 || indices[0] < 0 || indices[0] >= tree_view->priv->row_count) - return; - *node = indices[0]; -} - -static void -pspp_sheet_view_add_move_binding (GtkBindingSet *binding_set, - guint keyval, - guint modmask, - gboolean add_shifted_binding, - GtkMovementStep step, - gint count) -{ - - gtk_binding_entry_add_signal (binding_set, keyval, modmask, - "move-cursor", 2, - G_TYPE_ENUM, step, - G_TYPE_INT, count); - - if (add_shifted_binding) - gtk_binding_entry_add_signal (binding_set, keyval, GDK_SHIFT_MASK, - "move-cursor", 2, - G_TYPE_ENUM, step, - G_TYPE_INT, count); - - if ((modmask & GDK_CONTROL_MASK) == GDK_CONTROL_MASK) - return; - - gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK | GDK_SHIFT_MASK, - "move-cursor", 2, - G_TYPE_ENUM, step, - G_TYPE_INT, count); - - gtk_binding_entry_add_signal (binding_set, keyval, GDK_CONTROL_MASK, - "move-cursor", 2, - G_TYPE_ENUM, step, - G_TYPE_INT, count); -} - -static void -pspp_sheet_view_set_column_drag_info (PsppSheetView *tree_view, - PsppSheetViewColumn *column) -{ - PsppSheetViewColumn *left_column; - PsppSheetViewColumn *cur_column = NULL; - PsppSheetViewColumnReorder *reorder; - gboolean rtl; - GList *tmp_list; - gint left; - - /* We want to precalculate the motion list such that we know what column slots - * are available. - */ - left_column = NULL; - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - - /* First, identify all possible drop spots */ - if (rtl) - tmp_list = g_list_last (tree_view->priv->columns); - else - tmp_list = g_list_first (tree_view->priv->columns); - - while (tmp_list) - { - cur_column = PSPP_SHEET_VIEW_COLUMN (tmp_list->data); - tmp_list = rtl?g_list_previous (tmp_list):g_list_next (tmp_list); - - if (cur_column->visible == FALSE) - continue; - - /* If it's not the column moving and func tells us to skip over the column, we continue. */ - if (left_column != column && cur_column != column && - tree_view->priv->column_drop_func && - ! tree_view->priv->column_drop_func (tree_view, column, left_column, cur_column, tree_view->priv->column_drop_func_data)) - { - left_column = cur_column; - continue; - } - reorder = g_slice_new0 (PsppSheetViewColumnReorder); - reorder->left_column = left_column; - left_column = reorder->right_column = cur_column; - - tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder); - } - - /* Add the last one */ - if (tree_view->priv->column_drop_func == NULL || - ((left_column != column) && - tree_view->priv->column_drop_func (tree_view, column, left_column, NULL, tree_view->priv->column_drop_func_data))) - { - reorder = g_slice_new0 (PsppSheetViewColumnReorder); - reorder->left_column = left_column; - reorder->right_column = NULL; - tree_view->priv->column_drag_info = g_list_append (tree_view->priv->column_drag_info, reorder); - } - - /* We quickly check to see if it even makes sense to reorder columns. */ - /* If there is nothing that can be moved, then we return */ - - if (tree_view->priv->column_drag_info == NULL) - return; - - /* We know there are always 2 slots possbile, as you can always return column. */ - /* If that's all there is, return */ - if (tree_view->priv->column_drag_info->next == NULL || - (tree_view->priv->column_drag_info->next->next == NULL && - ((PsppSheetViewColumnReorder *)tree_view->priv->column_drag_info->data)->right_column == column && - ((PsppSheetViewColumnReorder *)tree_view->priv->column_drag_info->next->data)->left_column == column)) - { - for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next) - g_slice_free (PsppSheetViewColumnReorder, tmp_list->data); - g_list_free (tree_view->priv->column_drag_info); - tree_view->priv->column_drag_info = NULL; - return; - } - /* We fill in the ranges for the columns, now that we've isolated them */ - left = - TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view); - - for (tmp_list = tree_view->priv->column_drag_info; tmp_list; tmp_list = tmp_list->next) - { - reorder = (PsppSheetViewColumnReorder *) tmp_list->data; - - reorder->left_align = left; - if (tmp_list->next != NULL) - { - g_assert (tmp_list->next->data); - left = reorder->right_align = (reorder->right_column->allocation.x + - reorder->right_column->allocation.width + - ((PsppSheetViewColumnReorder *)tmp_list->next->data)->left_column->allocation.x)/2; - } - else - { - gint width = gdk_window_get_width (tree_view->priv->header_window); - reorder->right_align = width + TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER (tree_view); - } - } -} - -void -_pspp_sheet_view_column_start_drag (PsppSheetView *tree_view, - PsppSheetViewColumn *column) -{ - GdkEvent *send_event; - GtkAllocation allocation; - gint x, y; - GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (tree_view)); - GdkDisplay *display = gdk_screen_get_display (screen); - - g_return_if_fail (tree_view->priv->column_drag_info == NULL); - g_return_if_fail (tree_view->priv->cur_reorder == NULL); - g_return_if_fail (column->button); - - pspp_sheet_view_set_column_drag_info (tree_view, column); - - if (tree_view->priv->column_drag_info == NULL) - return; - - if (tree_view->priv->drag_window == NULL) - { - GdkWindowAttr attributes; - guint attributes_mask; - - attributes.window_type = GDK_WINDOW_CHILD; - attributes.wclass = GDK_INPUT_OUTPUT; - attributes.x = column->allocation.x; - attributes.y = 0; - attributes.width = column->allocation.width; - attributes.height = column->allocation.height; - attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view)); - attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK; - attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL ; - - tree_view->priv->drag_window = gdk_window_new (tree_view->priv->bin_window, - &attributes, - attributes_mask); - gdk_window_set_user_data (tree_view->priv->drag_window, GTK_WIDGET (tree_view)); - } - - gdk_display_pointer_ungrab (display, GDK_CURRENT_TIME); - gdk_display_keyboard_ungrab (display, GDK_CURRENT_TIME); - - gtk_grab_remove (column->button); - - send_event = gdk_event_new (GDK_LEAVE_NOTIFY); - send_event->crossing.send_event = TRUE; - send_event->crossing.window = g_object_ref (gtk_button_get_event_window (GTK_BUTTON (column->button))); - send_event->crossing.subwindow = NULL; - send_event->crossing.detail = GDK_NOTIFY_ANCESTOR; - send_event->crossing.time = GDK_CURRENT_TIME; - - gtk_propagate_event (column->button, send_event); - gdk_event_free (send_event); - - send_event = gdk_event_new (GDK_BUTTON_RELEASE); - send_event->button.window = g_object_ref (gdk_screen_get_root_window (screen)); - send_event->button.send_event = TRUE; - send_event->button.time = GDK_CURRENT_TIME; - send_event->button.x = -1; - send_event->button.y = -1; - send_event->button.axes = NULL; - send_event->button.state = 0; - send_event->button.button = 1; - send_event->button.device = - gdk_device_manager_get_client_pointer (gdk_display_get_device_manager (display)); - - send_event->button.x_root = 0; - send_event->button.y_root = 0; - - gtk_propagate_event (column->button, send_event); - gdk_event_free (send_event); - - /* Kids, don't try this at home */ - g_object_ref (column->button); - gtk_container_remove (GTK_CONTAINER (tree_view), column->button); - gtk_widget_set_parent_window (column->button, tree_view->priv->drag_window); - gtk_widget_set_parent (column->button, GTK_WIDGET (tree_view)); - g_object_unref (column->button); - - tree_view->priv->drag_column_x = column->allocation.x; - allocation = column->allocation; - allocation.x = 0; - gtk_widget_size_allocate (column->button, &allocation); - gtk_widget_set_parent_window (column->button, tree_view->priv->drag_window); - - tree_view->priv->drag_column = column; - gdk_window_show (tree_view->priv->drag_window); - - gdk_window_get_origin (tree_view->priv->header_window, &x, &y); - - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - while (gtk_events_pending ()) - gtk_main_iteration (); - - PSPP_SHEET_VIEW_SET_FLAG (tree_view, PSPP_SHEET_VIEW_IN_COLUMN_DRAG); - gdk_pointer_grab (tree_view->priv->drag_window, - FALSE, - GDK_POINTER_MOTION_MASK|GDK_BUTTON_RELEASE_MASK, - NULL, NULL, GDK_CURRENT_TIME); - gdk_keyboard_grab (tree_view->priv->drag_window, - FALSE, - GDK_CURRENT_TIME); -} - -void -_pspp_sheet_view_queue_draw_node (PsppSheetView *tree_view, - int node, - const GdkRectangle *clip_rect) -{ - GdkRectangle rect; - GtkAllocation allocation; - - if (!gtk_widget_get_realized (GTK_WIDGET (tree_view))) - return; - - gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation); - rect.x = 0; - rect.width = MAX (tree_view->priv->width, allocation.width); - - rect.y = BACKGROUND_FIRST_PIXEL (tree_view, node); - rect.height = ROW_HEIGHT (tree_view); - - if (clip_rect) - { - GdkRectangle new_rect; - - gdk_rectangle_intersect (clip_rect, &rect, &new_rect); - - gdk_window_invalidate_rect (tree_view->priv->bin_window, &new_rect, TRUE); - } - else - { - gdk_window_invalidate_rect (tree_view->priv->bin_window, &rect, TRUE); - } -} - -static void -pspp_sheet_view_queue_draw_path (PsppSheetView *tree_view, - GtkTreePath *path, - const GdkRectangle *clip_rect) -{ - int node = -1; - - _pspp_sheet_view_find_node (tree_view, path, &node); - - if (node) - _pspp_sheet_view_queue_draw_node (tree_view, node, clip_rect); -} - -static void -pspp_sheet_view_focus_to_cursor (PsppSheetView *tree_view) - -{ - GtkTreePath *cursor_path; - - if ((tree_view->priv->row_count == 0) || - (! gtk_widget_get_realized (GTK_WIDGET (tree_view)))) - return; - - cursor_path = NULL; - if (tree_view->priv->cursor) - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - - if (cursor_path == NULL) - { - /* There's no cursor. Move the cursor to the first selected row, if any - * are selected, otherwise to the first row in the sheetview. - */ - GList *selected_rows; - GtkTreeModel *model; - PsppSheetSelection *selection; - - selection = pspp_sheet_view_get_selection (tree_view); - selected_rows = pspp_sheet_selection_get_selected_rows (selection, &model); - - if (selected_rows) - { - /* XXX we could avoid doing O(n) work to get this result */ - cursor_path = gtk_tree_path_copy((const GtkTreePath *)(selected_rows->data)); - g_list_foreach (selected_rows, (GFunc)gtk_tree_path_free, NULL); - g_list_free (selected_rows); - } - else - { - cursor_path = gtk_tree_path_new_first (); - search_first_focusable_path (tree_view, &cursor_path, - TRUE, NULL); - } - - gtk_tree_row_reference_free (tree_view->priv->cursor); - tree_view->priv->cursor = NULL; - - if (cursor_path) - { - if (tree_view->priv->selection->type == PSPP_SHEET_SELECTION_MULTIPLE || - tree_view->priv->selection->type == PSPP_SHEET_SELECTION_RECTANGLE) - pspp_sheet_view_real_set_cursor (tree_view, cursor_path, FALSE, FALSE, 0); - else - pspp_sheet_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE, 0); - } - } - - if (cursor_path) - { - /* Now find a column for the cursor. */ - PSPP_SHEET_VIEW_SET_FLAG (tree_view, PSPP_SHEET_VIEW_DRAW_KEYFOCUS); - - pspp_sheet_view_queue_draw_path (tree_view, cursor_path, NULL); - gtk_tree_path_free (cursor_path); - - if (tree_view->priv->focus_column == NULL) - { - GList *list; - for (list = tree_view->priv->columns; list; list = list->next) - { - if (PSPP_SHEET_VIEW_COLUMN (list->data)->visible) - { - tree_view->priv->focus_column = PSPP_SHEET_VIEW_COLUMN (list->data); - pspp_sheet_selection_unselect_all_columns (tree_view->priv->selection); - pspp_sheet_selection_select_column (tree_view->priv->selection, tree_view->priv->focus_column); - break; - } - } - - } - } -} - -static gboolean -pspp_sheet_view_move_cursor_up_down (PsppSheetView *tree_view, - gint count, - PsppSheetSelectMode mode) -{ - gint selection_count; - int cursor_node = -1; - int new_cursor_node = -1; - GtkTreePath *cursor_path = NULL; - gboolean grab_focus = TRUE; - - if (! gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return FALSE; - - cursor_path = NULL; - if (!gtk_tree_row_reference_valid (tree_view->priv->cursor)) - /* FIXME: we lost the cursor; should we get the first? */ - return FALSE; - - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - _pspp_sheet_view_find_node (tree_view, cursor_path, &cursor_node); - - if (cursor_node < 0) - /* FIXME: we lost the cursor; should we get the first? */ - return FALSE; - - selection_count = pspp_sheet_selection_count_selected_rows (tree_view->priv->selection); - - if (selection_count == 0 - && tree_view->priv->selection->type != PSPP_SHEET_SELECTION_NONE - && !(mode & PSPP_SHEET_SELECT_MODE_TOGGLE)) - { - /* Don't move the cursor, but just select the current node */ - new_cursor_node = cursor_node; - } - else - { - if (count == -1) - new_cursor_node = pspp_sheet_view_node_prev (tree_view, cursor_node); - else - new_cursor_node = pspp_sheet_view_node_next (tree_view, cursor_node); - } - - gtk_tree_path_free (cursor_path); - - if (new_cursor_node) - { - cursor_path = _pspp_sheet_view_find_path (tree_view, new_cursor_node); - - search_first_focusable_path (tree_view, &cursor_path, - (count != -1), - &new_cursor_node); - - if (cursor_path) - gtk_tree_path_free (cursor_path); - } - - /* - * If the list has only one item and multi-selection is set then select - * the row (if not yet selected). - */ - if ((tree_view->priv->selection->type == PSPP_SHEET_SELECTION_MULTIPLE || - tree_view->priv->selection->type == PSPP_SHEET_SELECTION_RECTANGLE) && - new_cursor_node < 0) - { - if (count == -1) - new_cursor_node = pspp_sheet_view_node_next (tree_view, cursor_node); - else - new_cursor_node = pspp_sheet_view_node_prev (tree_view, cursor_node); - - if (new_cursor_node < 0 - && !pspp_sheet_view_node_is_selected (tree_view, cursor_node)) - { - new_cursor_node = cursor_node; - } - else - { - new_cursor_node = -1; - } - } - - if (new_cursor_node >= 0) - { - cursor_path = _pspp_sheet_view_find_path (tree_view, new_cursor_node); - pspp_sheet_view_real_set_cursor (tree_view, cursor_path, TRUE, TRUE, mode); - gtk_tree_path_free (cursor_path); - } - else - { - pspp_sheet_view_clamp_node_visible (tree_view, cursor_node); - - if (!(mode & PSPP_SHEET_SELECT_MODE_EXTEND)) - { - if (! gtk_widget_keynav_failed (GTK_WIDGET (tree_view), - count < 0 ? - GTK_DIR_UP : GTK_DIR_DOWN)) - { - GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tree_view)); - - if (toplevel) - gtk_widget_child_focus (toplevel, - count < 0 ? - GTK_DIR_TAB_BACKWARD : - GTK_DIR_TAB_FORWARD); - - grab_focus = FALSE; - } - } - else - { - gtk_widget_error_bell (GTK_WIDGET (tree_view)); - } - } - - if (grab_focus) - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - - return new_cursor_node >= 0; -} - -static void -pspp_sheet_view_move_cursor_page_up_down (PsppSheetView *tree_view, - gint count, - PsppSheetSelectMode mode) -{ - int cursor_node = -1; - GtkTreePath *old_cursor_path = NULL; - GtkTreePath *cursor_path = NULL; - int start_cursor_node = -1; - gint y; - gint window_y; - gint vertical_separator; - - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return; - - if (gtk_tree_row_reference_valid (tree_view->priv->cursor)) - old_cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - else - /* This is sorta weird. Focus in should give us a cursor */ - return; - - gtk_widget_style_get (GTK_WIDGET (tree_view), "vertical-separator", &vertical_separator, NULL); - _pspp_sheet_view_find_node (tree_view, old_cursor_path, &cursor_node); - - if (cursor_node < 0) - { - /* FIXME: we lost the cursor. Should we try to get one? */ - gtk_tree_path_free (old_cursor_path); - return; - } - - y = pspp_sheet_view_node_find_offset (tree_view, cursor_node); - window_y = RBTREE_Y_TO_TREE_WINDOW_Y (tree_view, y); - y += tree_view->priv->cursor_offset; - y += count * (int)gtk_adjustment_get_page_increment (tree_view->priv->vadjustment); - y = CLAMP (y, (gint)gtk_adjustment_get_lower (tree_view->priv->vadjustment), (gint)gtk_adjustment_get_upper (tree_view->priv->vadjustment) - vertical_separator); - - if (y >= tree_view->priv->height) - y = tree_view->priv->height - 1; - - tree_view->priv->cursor_offset = - pspp_sheet_view_find_offset (tree_view, y, &cursor_node); - - if (tree_view->priv->cursor_offset > BACKGROUND_HEIGHT (tree_view)) - { - cursor_node = pspp_sheet_view_node_next (tree_view, cursor_node); - tree_view->priv->cursor_offset -= BACKGROUND_HEIGHT (tree_view); - } - - y -= tree_view->priv->cursor_offset; - cursor_path = _pspp_sheet_view_find_path (tree_view, cursor_node); - - start_cursor_node = cursor_node; - - if (! search_first_focusable_path (tree_view, &cursor_path, - (count != -1), - &cursor_node)) - { - /* It looks like we reached the end of the view without finding - * a focusable row. We will step backwards to find the last - * focusable row. - */ - cursor_node = start_cursor_node; - cursor_path = _pspp_sheet_view_find_path (tree_view, cursor_node); - - search_first_focusable_path (tree_view, &cursor_path, - (count == -1), - &cursor_node); - } - - if (!cursor_path) - goto cleanup; - - /* update y */ - y = pspp_sheet_view_node_find_offset (tree_view, cursor_node); - - pspp_sheet_view_real_set_cursor (tree_view, cursor_path, TRUE, FALSE, mode); - - y -= window_y; - pspp_sheet_view_scroll_to_point (tree_view, -1, y); - pspp_sheet_view_clamp_node_visible (tree_view, cursor_node); - _pspp_sheet_view_queue_draw_node (tree_view, cursor_node, NULL); - - if (!gtk_tree_path_compare (old_cursor_path, cursor_path)) - gtk_widget_error_bell (GTK_WIDGET (tree_view)); - - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - -cleanup: - gtk_tree_path_free (old_cursor_path); - gtk_tree_path_free (cursor_path); -} - -static void -pspp_sheet_view_move_cursor_left_right (PsppSheetView *tree_view, - gint count, - PsppSheetSelectMode mode) -{ - int cursor_node = -1; - GtkTreePath *cursor_path = NULL; - PsppSheetViewColumn *column; - GtkTreeIter iter; - GList *list; - gboolean found_column = FALSE; - gboolean rtl; - - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return; - - if (gtk_tree_row_reference_valid (tree_view->priv->cursor)) - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - else - return; - - _pspp_sheet_view_find_node (tree_view, cursor_path, &cursor_node); - if (cursor_node < 0) - return; - if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path) == FALSE) - { - gtk_tree_path_free (cursor_path); - return; - } - gtk_tree_path_free (cursor_path); - - list = rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns); - if (tree_view->priv->focus_column) - { - for (; list; list = (rtl ? list->prev : list->next)) - { - if (list->data == tree_view->priv->focus_column) - break; - } - } - - while (list) - { - gboolean left, right; - - column = list->data; - if (column->visible == FALSE || column->row_head) - goto loop_end; - - pspp_sheet_view_column_cell_set_cell_data (column, - tree_view->priv->model, - &iter); - - if (rtl) - { - right = list->prev ? TRUE : FALSE; - left = list->next ? TRUE : FALSE; - } - else - { - left = list->prev ? TRUE : FALSE; - right = list->next ? TRUE : FALSE; - } - - if (_pspp_sheet_view_column_cell_focus (column, count, left, right)) - { - tree_view->priv->focus_column = column; - found_column = TRUE; - break; - } - loop_end: - if (count == 1) - list = rtl ? list->prev : list->next; - else - list = rtl ? list->next : list->prev; - } - - if (found_column) - { - _pspp_sheet_view_queue_draw_node (tree_view, cursor_node, NULL); - g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0); - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - } - else - { - gtk_widget_error_bell (GTK_WIDGET (tree_view)); - } - - pspp_sheet_view_clamp_column_visible (tree_view, - tree_view->priv->focus_column, TRUE); -} - -static void -pspp_sheet_view_move_cursor_line_start_end (PsppSheetView *tree_view, - gint count, - PsppSheetSelectMode mode) -{ - int cursor_node = -1; - GtkTreePath *cursor_path = NULL; - PsppSheetViewColumn *column; - PsppSheetViewColumn *found_column; - GtkTreeIter iter; - GList *list; - gboolean rtl; - - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return; - - if (gtk_tree_row_reference_valid (tree_view->priv->cursor)) - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - else - return; - - _pspp_sheet_view_find_node (tree_view, cursor_path, &cursor_node); - if (cursor_node < 0) - return; - if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path) == FALSE) - { - gtk_tree_path_free (cursor_path); - return; - } - gtk_tree_path_free (cursor_path); - - list = rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns); - if (tree_view->priv->focus_column) - { - for (; list; list = (rtl ? list->prev : list->next)) - { - if (list->data == tree_view->priv->focus_column) - break; - } - } - - found_column = NULL; - while (list) - { - gboolean left, right; - - column = list->data; - if (column->visible == FALSE || column->row_head) - goto loop_end; - - pspp_sheet_view_column_cell_set_cell_data (column, - tree_view->priv->model, - &iter); - - if (rtl) - { - right = list->prev ? TRUE : FALSE; - left = list->next ? TRUE : FALSE; - } - else - { - left = list->prev ? TRUE : FALSE; - right = list->next ? TRUE : FALSE; - } - - if (column->tabbable - && _pspp_sheet_view_column_cell_focus (column, count, left, right)) - found_column = column; - - loop_end: - if (count == 1) - list = rtl ? list->prev : list->next; - else - list = rtl ? list->next : list->prev; - } - - if (found_column) - { - tree_view->priv->focus_column = found_column; - _pspp_sheet_view_queue_draw_node (tree_view, cursor_node, NULL); - g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0); - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - } - - pspp_sheet_view_clamp_column_visible (tree_view, - tree_view->priv->focus_column, TRUE); -} - -static gboolean -try_move_cursor_tab (PsppSheetView *tree_view, - gboolean start_at_focus_column, - gint count) -{ - PsppSheetViewColumn *column; - GtkTreeIter iter; - int cursor_node = -1; - GtkTreePath *cursor_path = NULL; - gboolean rtl; - GList *list; - - if (gtk_tree_row_reference_valid (tree_view->priv->cursor)) - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - else - return TRUE; - - _pspp_sheet_view_find_node (tree_view, cursor_path, &cursor_node); - if (cursor_node < 0) - return TRUE; - if (gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path) == FALSE) - { - gtk_tree_path_free (cursor_path); - return TRUE; - } - gtk_tree_path_free (cursor_path); - - rtl = gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL; - if (start_at_focus_column) - { - list = (rtl - ? g_list_last (tree_view->priv->columns) - : g_list_first (tree_view->priv->columns)); - if (tree_view->priv->focus_column) - { - for (; list; list = (rtl ? list->prev : list->next)) - { - if (list->data == tree_view->priv->focus_column) - break; - } - } - } - else - { - list = (rtl ^ (count == 1) - ? g_list_first (tree_view->priv->columns) - : g_list_last (tree_view->priv->columns)); - } - - while (list) - { - gboolean left, right; - - column = list->data; - if (column->visible == FALSE || !column->tabbable) - goto loop_end; - - pspp_sheet_view_column_cell_set_cell_data (column, - tree_view->priv->model, - &iter); - - if (rtl) - { - right = list->prev ? TRUE : FALSE; - left = list->next ? TRUE : FALSE; - } - else - { - left = list->prev ? TRUE : FALSE; - right = list->next ? TRUE : FALSE; - } - - if (column->tabbable - && _pspp_sheet_view_column_cell_focus (column, count, left, right)) - { - tree_view->priv->focus_column = column; - _pspp_sheet_view_queue_draw_node (tree_view, cursor_node, NULL); - g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0); - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - return TRUE; - } - loop_end: - if (count == 1) - list = rtl ? list->prev : list->next; - else - list = rtl ? list->next : list->prev; - } - - return FALSE; -} - -static void -pspp_sheet_view_move_cursor_tab (PsppSheetView *tree_view, - gint count) -{ - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return; - - if (!try_move_cursor_tab (tree_view, TRUE, count)) - { - if (pspp_sheet_view_move_cursor_up_down (tree_view, count, 0) - && !try_move_cursor_tab (tree_view, FALSE, count)) - gtk_widget_error_bell (GTK_WIDGET (tree_view)); - } - - pspp_sheet_view_clamp_column_visible (tree_view, - tree_view->priv->focus_column, TRUE); -} - -static void -pspp_sheet_view_move_cursor_start_end (PsppSheetView *tree_view, - gint count, - PsppSheetSelectMode mode) -{ - int cursor_node; - GtkTreePath *path; - GtkTreePath *old_path; - - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return; - - g_return_if_fail (tree_view->priv->row_count > 0); - - pspp_sheet_view_get_cursor (tree_view, &old_path, NULL); - - if (count == -1) - { - /* Now go forward to find the first focusable row. */ - path = _pspp_sheet_view_find_path (tree_view, 0); - search_first_focusable_path (tree_view, &path, - TRUE, &cursor_node); - } - else - { - /* Now go backwards to find last focusable row. */ - path = _pspp_sheet_view_find_path (tree_view, tree_view->priv->row_count - 1); - search_first_focusable_path (tree_view, &path, - FALSE, &cursor_node); - } - - if (!path) - goto cleanup; - - if (gtk_tree_path_compare (old_path, path)) - { - pspp_sheet_view_real_set_cursor (tree_view, path, TRUE, TRUE, mode); - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - } - else - { - gtk_widget_error_bell (GTK_WIDGET (tree_view)); - } - -cleanup: - gtk_tree_path_free (old_path); - gtk_tree_path_free (path); -} - -static gboolean -pspp_sheet_view_real_select_all (PsppSheetView *tree_view) -{ - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return FALSE; - - if (tree_view->priv->selection->type != PSPP_SHEET_SELECTION_MULTIPLE && - tree_view->priv->selection->type != PSPP_SHEET_SELECTION_RECTANGLE) - return FALSE; - - pspp_sheet_selection_select_all (tree_view->priv->selection); - - return TRUE; -} - -static gboolean -pspp_sheet_view_real_unselect_all (PsppSheetView *tree_view) -{ - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return FALSE; - - if (tree_view->priv->selection->type != PSPP_SHEET_SELECTION_MULTIPLE && - tree_view->priv->selection->type != PSPP_SHEET_SELECTION_RECTANGLE) - return FALSE; - - pspp_sheet_selection_unselect_all (tree_view->priv->selection); - - return TRUE; -} - -static gboolean -pspp_sheet_view_real_select_cursor_row (PsppSheetView *tree_view, - gboolean start_editing, - PsppSheetSelectMode mode) -{ - int new_node = -1; - int cursor_node = -1; - GtkTreePath *cursor_path = NULL; - - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return FALSE; - - if (tree_view->priv->cursor) - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - - if (cursor_path == NULL) - return FALSE; - - _pspp_sheet_view_find_node (tree_view, cursor_path, - &cursor_node); - - if (cursor_node < 0) - { - gtk_tree_path_free (cursor_path); - return FALSE; - } - - if (!(mode & PSPP_SHEET_SELECT_MODE_EXTEND) && start_editing && - tree_view->priv->focus_column) - { - if (pspp_sheet_view_start_editing (tree_view, cursor_path)) - { - gtk_tree_path_free (cursor_path); - return TRUE; - } - } - - _pspp_sheet_selection_internal_select_node (tree_view->priv->selection, - cursor_node, - cursor_path, - mode, - FALSE); - - /* We bail out if the original (tree, node) don't exist anymore after - * handling the selection-changed callback. We do return TRUE because - * the key press has been handled at this point. - */ - _pspp_sheet_view_find_node (tree_view, cursor_path, &new_node); - - if (cursor_node != new_node) - return FALSE; - - pspp_sheet_view_clamp_node_visible (tree_view, cursor_node); - - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - _pspp_sheet_view_queue_draw_node (tree_view, cursor_node, NULL); - - if (!(mode & PSPP_SHEET_SELECT_MODE_EXTEND)) - pspp_sheet_view_row_activated (tree_view, cursor_path, - tree_view->priv->focus_column); - - gtk_tree_path_free (cursor_path); - - return TRUE; -} - -static gboolean -pspp_sheet_view_real_toggle_cursor_row (PsppSheetView *tree_view) -{ - int new_node = -1; - int cursor_node = -1; - GtkTreePath *cursor_path = NULL; - - if (!gtk_widget_has_focus (GTK_WIDGET (tree_view))) - return FALSE; - - cursor_path = NULL; - if (tree_view->priv->cursor) - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - - if (cursor_path == NULL) - return FALSE; - - _pspp_sheet_view_find_node (tree_view, cursor_path, &cursor_node); - if (cursor_node < 0) - { - gtk_tree_path_free (cursor_path); - return FALSE; - } - - _pspp_sheet_selection_internal_select_node (tree_view->priv->selection, - cursor_node, - cursor_path, - PSPP_SHEET_SELECT_MODE_TOGGLE, - FALSE); - - /* We bail out if the original (tree, node) don't exist anymore after - * handling the selection-changed callback. We do return TRUE because - * the key press has been handled at this point. - */ - _pspp_sheet_view_find_node (tree_view, cursor_path, &new_node); - - if (cursor_node != new_node) - return FALSE; - - pspp_sheet_view_clamp_node_visible (tree_view, cursor_node); - - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - pspp_sheet_view_queue_draw_path (tree_view, cursor_path, NULL); - gtk_tree_path_free (cursor_path); - - return TRUE; -} - -static gboolean -pspp_sheet_view_search_entry_flush_timeout (PsppSheetView *tree_view) -{ - pspp_sheet_view_search_dialog_hide (tree_view->priv->search_window, tree_view); - tree_view->priv->typeselect_flush_timeout = 0; - - return FALSE; -} - -/* Cut and paste from gtkwindow.c */ -static void -send_focus_change (GtkWidget *widget, - gboolean in) -{ - GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE); - - fevent->focus_change.type = GDK_FOCUS_CHANGE; - fevent->focus_change.window = g_object_ref (gtk_widget_get_window (widget)); - fevent->focus_change.in = in; - - gtk_widget_send_focus_change (widget, fevent); - gdk_event_free (fevent); -} - -static void -pspp_sheet_view_ensure_interactive_directory (PsppSheetView *tree_view) -{ - GtkWidget *frame, *vbox, *toplevel; - GdkScreen *screen; - - if (tree_view->priv->search_custom_entry_set) - return; - - toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tree_view)); - screen = gtk_widget_get_screen (GTK_WIDGET (tree_view)); - - if (tree_view->priv->search_window != NULL) - { - if (gtk_window_get_group (GTK_WINDOW (toplevel))) - gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)), - GTK_WINDOW (tree_view->priv->search_window)); - else if (gtk_window_get_group (GTK_WINDOW (tree_view->priv->search_window))) - gtk_window_group_remove_window (gtk_window_get_group (GTK_WINDOW (tree_view->priv->search_window)), - GTK_WINDOW (tree_view->priv->search_window)); - gtk_window_set_screen (GTK_WINDOW (tree_view->priv->search_window), screen); - return; - } - - tree_view->priv->search_window = gtk_window_new (GTK_WINDOW_POPUP); - gtk_window_set_screen (GTK_WINDOW (tree_view->priv->search_window), screen); - - if (gtk_window_get_group (GTK_WINDOW (toplevel))) - gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)), - GTK_WINDOW (tree_view->priv->search_window)); - - gtk_window_set_type_hint (GTK_WINDOW (tree_view->priv->search_window), - GDK_WINDOW_TYPE_HINT_UTILITY); - gtk_window_set_modal (GTK_WINDOW (tree_view->priv->search_window), TRUE); - g_signal_connect (tree_view->priv->search_window, "delete-event", - G_CALLBACK (pspp_sheet_view_search_delete_event), - tree_view); - g_signal_connect (tree_view->priv->search_window, "key-press-event", - G_CALLBACK (pspp_sheet_view_search_key_press_event), - tree_view); - g_signal_connect (tree_view->priv->search_window, "button-press-event", - G_CALLBACK (pspp_sheet_view_search_button_press_event), - tree_view); - g_signal_connect (tree_view->priv->search_window, "scroll-event", - G_CALLBACK (pspp_sheet_view_search_scroll_event), - tree_view); - - frame = gtk_frame_new (NULL); - gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN); - gtk_widget_show (frame); - gtk_container_add (GTK_CONTAINER (tree_view->priv->search_window), frame); - - vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0); - gtk_widget_show (vbox); - gtk_container_add (GTK_CONTAINER (frame), vbox); - gtk_container_set_border_width (GTK_CONTAINER (vbox), 3); - - /* add entry */ - tree_view->priv->search_entry = gtk_entry_new (); - gtk_widget_show (tree_view->priv->search_entry); - g_signal_connect (tree_view->priv->search_entry, "populate-popup", - G_CALLBACK (pspp_sheet_view_search_disable_popdown), - tree_view); - g_signal_connect (tree_view->priv->search_entry, - "activate", G_CALLBACK (pspp_sheet_view_search_activate), - tree_view); - - gtk_container_add (GTK_CONTAINER (vbox), - tree_view->priv->search_entry); - - gtk_widget_realize (tree_view->priv->search_entry); -} - -/* Pops up the interactive search entry. If keybinding is TRUE then the user - * started this by typing the start_interactive_search keybinding. Otherwise, it came from - */ -static gboolean -pspp_sheet_view_real_start_interactive_search (PsppSheetView *tree_view, - gboolean keybinding) -{ - /* We only start interactive search if we have focus or the columns - * have focus. If one of our children have focus, we don't want to - * start the search. - */ - GList *list; - gboolean found_focus = FALSE; - GtkWidgetClass *entry_parent_class; - - if (!tree_view->priv->enable_search && !keybinding) - return FALSE; - - if (tree_view->priv->search_custom_entry_set) - return FALSE; - - if (tree_view->priv->search_window != NULL && - gtk_widget_get_visible (tree_view->priv->search_window)) - return TRUE; - - for (list = tree_view->priv->columns; list; list = list->next) - { - PsppSheetViewColumn *column; - - column = list->data; - if (! column->visible) - continue; - - if (column->button && gtk_widget_has_focus (column->button)) - { - found_focus = TRUE; - break; - } - } - - if (gtk_widget_has_focus (GTK_WIDGET (tree_view))) - found_focus = TRUE; - - if (!found_focus) - return FALSE; - - if (tree_view->priv->search_column < 0) - return FALSE; - - pspp_sheet_view_ensure_interactive_directory (tree_view); - - if (keybinding) - gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), ""); - - /* done, show it */ - tree_view->priv->search_position_func (tree_view, tree_view->priv->search_window, tree_view->priv->search_position_user_data); - gtk_widget_show (tree_view->priv->search_window); - if (tree_view->priv->search_entry_changed_id == 0) - { - tree_view->priv->search_entry_changed_id = - g_signal_connect (tree_view->priv->search_entry, "changed", - G_CALLBACK (pspp_sheet_view_search_init), - tree_view); - } - - tree_view->priv->typeselect_flush_timeout = - gdk_threads_add_timeout (PSPP_SHEET_VIEW_SEARCH_DIALOG_TIMEOUT, - (GSourceFunc) pspp_sheet_view_search_entry_flush_timeout, - tree_view); - - /* Grab focus will select all the text. We don't want that to happen, so we - * call the parent instance and bypass the selection change. This is probably - * really non-kosher. */ - entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (tree_view->priv->search_entry)); - (entry_parent_class->grab_focus) (tree_view->priv->search_entry); - - /* send focus-in event */ - send_focus_change (tree_view->priv->search_entry, TRUE); - - /* search first matching iter */ - pspp_sheet_view_search_init (tree_view->priv->search_entry, tree_view); - - return TRUE; -} - -static gboolean -pspp_sheet_view_start_interactive_search (PsppSheetView *tree_view) -{ - return pspp_sheet_view_real_start_interactive_search (tree_view, TRUE); -} - -/* this function returns the new width of the column being resized given - * the column and x position of the cursor; the x cursor position is passed - * in as a pointer and automagicly corrected if it's beyond min/max limits - */ -static gint -pspp_sheet_view_new_column_width (PsppSheetView *tree_view, - gint i, - gint *x) -{ - PsppSheetViewColumn *column; - gint width; - gboolean rtl; - - /* first translate the x position from gtk_widget_get_window (widget) - * to clist->clist_window - */ - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - column = g_list_nth (tree_view->priv->columns, i)->data; - width = rtl ? (column->allocation.x + column->allocation.width - *x) : (*x - column->allocation.x); - - /* Clamp down the value */ - if (column->min_width == -1) - width = MAX (column->button_request, width); - else - width = MAX (column->min_width, width); - if (column->max_width != -1) - width = MIN (width, column->max_width); - - *x = rtl ? (column->allocation.x + column->allocation.width - width) : (column->allocation.x + width); - - return width; -} - -void -pspp_sheet_view_column_update_button (PsppSheetViewColumn *tree_column); - -/* Callbacks */ -static void -pspp_sheet_view_adjustment_changed (GtkAdjustment *adjustment, - PsppSheetView *tree_view) -{ - if (gtk_widget_get_realized (GTK_WIDGET (tree_view))) - { - gint dy; - - gdk_window_move (tree_view->priv->bin_window, - - gtk_adjustment_get_value (tree_view->priv->hadjustment), - TREE_VIEW_HEADER_HEIGHT (tree_view)); - gdk_window_move (tree_view->priv->header_window, - - gtk_adjustment_get_value (tree_view->priv->hadjustment), - 0); - dy = tree_view->priv->dy - (int) gtk_adjustment_get_value (tree_view->priv->vadjustment); - - gdk_window_scroll (tree_view->priv->bin_window, 0, dy); - - if (dy != 0) - { - /* update our dy and top_row */ - tree_view->priv->dy = (int) gtk_adjustment_get_value (tree_view->priv->vadjustment); - - update_prelight (tree_view, - tree_view->priv->event_last_x, - tree_view->priv->event_last_y); - - if (!tree_view->priv->in_top_row_to_dy) - pspp_sheet_view_dy_to_top_row (tree_view); - } - - update_childrens_allocation(tree_view); - } -} - -/* Public methods - */ - -/** - * pspp_sheet_view_new: - * - * Creates a new #PsppSheetView widget. - * - * Return value: A newly created #PsppSheetView widget. - **/ -GtkWidget * -pspp_sheet_view_new (void) -{ - return g_object_new (PSPP_TYPE_SHEET_VIEW, NULL); -} - -/** - * pspp_sheet_view_new_with_model: - * @model: the model. - * - * Creates a new #PsppSheetView widget with the model initialized to @model. - * - * Return value: A newly created #PsppSheetView widget. - **/ -GtkWidget * -pspp_sheet_view_new_with_model (GtkTreeModel *model) -{ - return g_object_new (PSPP_TYPE_SHEET_VIEW, "model", model, NULL); -} - -/* Public Accessors - */ - -/** - * pspp_sheet_view_get_model: - * @tree_view: a #PsppSheetView - * - * Returns the model the #PsppSheetView is based on. Returns %NULL if the - * model is unset. - * - * Return value: A #GtkTreeModel, or %NULL if none is currently being used. - **/ -GtkTreeModel * -pspp_sheet_view_get_model (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), NULL); - - return tree_view->priv->model; -} - -/** - * pspp_sheet_view_set_model: - * @tree_view: A #GtkTreeNode. - * @model: (allow-none): The model. - * - * Sets the model for a #PsppSheetView. If the @tree_view already has a model - * set, it will remove it before setting the new model. If @model is %NULL, - * then it will unset the old model. - **/ -void -pspp_sheet_view_set_model (PsppSheetView *tree_view, - GtkTreeModel *model) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model)); - - if (model == tree_view->priv->model) - return; - - if (tree_view->priv->scroll_to_path) - { - gtk_tree_row_reference_free (tree_view->priv->scroll_to_path); - tree_view->priv->scroll_to_path = NULL; - } - - if (tree_view->priv->model) - { - GList *tmplist = tree_view->priv->columns; - - if (tree_view->priv->selected) - range_tower_set0 (tree_view->priv->selected, 0, ULONG_MAX); - pspp_sheet_view_stop_editing (tree_view, TRUE); - - g_signal_handlers_disconnect_by_func (tree_view->priv->model, - pspp_sheet_view_row_changed, - tree_view); - g_signal_handlers_disconnect_by_func (tree_view->priv->model, - pspp_sheet_view_row_inserted, - tree_view); - g_signal_handlers_disconnect_by_func (tree_view->priv->model, - pspp_sheet_view_row_deleted, - tree_view); - g_signal_handlers_disconnect_by_func (tree_view->priv->model, - pspp_sheet_view_rows_reordered, - tree_view); - - for (; tmplist; tmplist = tmplist->next) - _pspp_sheet_view_column_unset_model (tmplist->data, - tree_view->priv->model); - - tree_view->priv->prelight_node = -1; - - gtk_tree_row_reference_free (tree_view->priv->drag_dest_row); - tree_view->priv->drag_dest_row = NULL; - gtk_tree_row_reference_free (tree_view->priv->cursor); - tree_view->priv->cursor = NULL; - gtk_tree_row_reference_free (tree_view->priv->anchor); - tree_view->priv->anchor = NULL; - gtk_tree_row_reference_free (tree_view->priv->top_row); - tree_view->priv->top_row = NULL; - gtk_tree_row_reference_free (tree_view->priv->scroll_to_path); - tree_view->priv->scroll_to_path = NULL; - - tree_view->priv->scroll_to_column = NULL; - - g_object_unref (tree_view->priv->model); - - tree_view->priv->search_column = -1; - tree_view->priv->fixed_height = -1; - tree_view->priv->dy = tree_view->priv->top_row_dy = 0; - tree_view->priv->last_button_x = -1; - tree_view->priv->last_button_y = -1; - } - - tree_view->priv->model = model; - - if (tree_view->priv->model) - { - gint i; - - if (tree_view->priv->search_column == -1) - { - for (i = 0; i < gtk_tree_model_get_n_columns (model); i++) - { - GType type = gtk_tree_model_get_column_type (model, i); - - if (g_value_type_transformable (type, G_TYPE_STRING)) - { - tree_view->priv->search_column = i; - break; - } - } - } - - g_object_ref (tree_view->priv->model); - g_signal_connect (tree_view->priv->model, - "row-changed", - G_CALLBACK (pspp_sheet_view_row_changed), - tree_view); - g_signal_connect (tree_view->priv->model, - "row-inserted", - G_CALLBACK (pspp_sheet_view_row_inserted), - tree_view); - g_signal_connect (tree_view->priv->model, - "row-deleted", - G_CALLBACK (pspp_sheet_view_row_deleted), - tree_view); - g_signal_connect (tree_view->priv->model, - "rows-reordered", - G_CALLBACK (pspp_sheet_view_rows_reordered), - tree_view); - - tree_view->priv->row_count = gtk_tree_model_iter_n_children (tree_view->priv->model, NULL); - - /* FIXME: do I need to do this? pspp_sheet_view_create_buttons (tree_view); */ - install_presize_handler (tree_view); - } - - g_object_notify (G_OBJECT (tree_view), "model"); - - if (tree_view->priv->selection) - _pspp_sheet_selection_emit_changed (tree_view->priv->selection); - - if (gtk_widget_get_realized (GTK_WIDGET (tree_view))) - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); -} - -/** - * pspp_sheet_view_get_selection: - * @tree_view: A #PsppSheetView. - * - * Gets the #PsppSheetSelection associated with @tree_view. - * - * Return value: A #PsppSheetSelection object. - **/ -PsppSheetSelection * -pspp_sheet_view_get_selection (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), NULL); - - return tree_view->priv->selection; -} - -/** - * pspp_sheet_view_get_hadjustment: - * @tree_view: A #PsppSheetView - * - * Gets the #GtkAdjustment currently being used for the horizontal aspect. - * - * Return value: A #GtkAdjustment object, or %NULL if none is currently being - * used. - **/ -GtkAdjustment * -pspp_sheet_view_get_hadjustment (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), NULL); - - return pspp_sheet_view_do_get_hadjustment (tree_view); -} - -static GtkAdjustment * -pspp_sheet_view_do_get_hadjustment (PsppSheetView *tree_view) -{ - return tree_view->priv->hadjustment; -} - -/** - * pspp_sheet_view_set_hadjustment: - * @tree_view: A #PsppSheetView - * @adjustment: (allow-none): The #GtkAdjustment to set, or %NULL - * - * Sets the #GtkAdjustment for the current horizontal aspect. - **/ -void -pspp_sheet_view_set_hadjustment (PsppSheetView *tree_view, - GtkAdjustment *adjustment) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - pspp_sheet_view_set_adjustments (tree_view, - adjustment, - tree_view->priv->vadjustment); - - g_object_notify (G_OBJECT (tree_view), "hadjustment"); -} - -static void -pspp_sheet_view_do_set_hadjustment (PsppSheetView *tree_view, - GtkAdjustment *adjustment) -{ - PsppSheetViewPrivate *priv = tree_view->priv; - - if (adjustment && priv->hadjustment == adjustment) - return; - - if (priv->hadjustment != NULL) - { - g_signal_handlers_disconnect_by_func (priv->hadjustment, - pspp_sheet_view_adjustment_changed, - tree_view); - g_object_unref (priv->hadjustment); - } - - if (adjustment == NULL) - adjustment = gtk_adjustment_new (0.0, 0.0, 0.0, - 0.0, 0.0, 0.0); - - g_signal_connect (adjustment, "value-changed", - G_CALLBACK (pspp_sheet_view_adjustment_changed), tree_view); - priv->hadjustment = g_object_ref_sink (adjustment); - /* FIXME: Adjustment should probably be populated here with fresh values, but - * internal details are too complicated for me to decipher right now. - */ - pspp_sheet_view_adjustment_changed (NULL, tree_view); - - g_object_notify (G_OBJECT (tree_view), "hadjustment"); -} - -/** - * pspp_sheet_view_get_vadjustment: - * @tree_view: A #PsppSheetView - * - * Gets the #GtkAdjustment currently being used for the vertical aspect. - * - * Return value: (transfer none): A #GtkAdjustment object, or %NULL - * if none is currently being used. - * - * Deprecated: 3.0: Use gtk_scrollable_get_vadjustment() - **/ -GtkAdjustment * -pspp_sheet_view_get_vadjustment (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), NULL); - - return pspp_sheet_view_do_get_vadjustment (tree_view); -} - -static GtkAdjustment * -pspp_sheet_view_do_get_vadjustment (PsppSheetView *tree_view) -{ - return tree_view->priv->vadjustment; -} - -/** - * pspp_sheet_view_set_vadjustment: - * @tree_view: A #PsppSheetView - * @adjustment: (allow-none): The #GtkAdjustment to set, or %NULL - * - * Sets the #GtkAdjustment for the current vertical aspect. - * - * Deprecated: 3.0: Use gtk_scrollable_set_vadjustment() - **/ -void -pspp_sheet_view_set_vadjustment (PsppSheetView *tree_view, - GtkAdjustment *adjustment) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (adjustment == NULL || GTK_IS_ADJUSTMENT (adjustment)); - - pspp_sheet_view_do_set_vadjustment (tree_view, adjustment); -} - -static void -pspp_sheet_view_do_set_vadjustment (PsppSheetView *tree_view, - GtkAdjustment *adjustment) -{ - PsppSheetViewPrivate *priv = tree_view->priv; - - if (adjustment && priv->vadjustment == adjustment) - return; - - if (priv->vadjustment != NULL) - { - g_signal_handlers_disconnect_by_func (priv->vadjustment, - pspp_sheet_view_adjustment_changed, - tree_view); - g_object_unref (priv->vadjustment); - } - - if (adjustment == NULL) - adjustment = gtk_adjustment_new (0.0, 0.0, 0.0, - 0.0, 0.0, 0.0); - - g_signal_connect (adjustment, "value-changed", - G_CALLBACK (pspp_sheet_view_adjustment_changed), tree_view); - priv->vadjustment = g_object_ref_sink (adjustment); - /* FIXME: Adjustment should probably be populated here with fresh values, but - * internal details are too complicated for me to decipher right now. - */ - pspp_sheet_view_adjustment_changed (NULL, tree_view); - g_object_notify (G_OBJECT (tree_view), "vadjustment"); -} - -/* Column and header operations */ - -/** - * pspp_sheet_view_get_headers_visible: - * @tree_view: A #PsppSheetView. - * - * Returns %TRUE if the headers on the @tree_view are visible. - * - * Return value: Whether the headers are visible or not. - **/ -gboolean -pspp_sheet_view_get_headers_visible (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), FALSE); - - return PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_HEADERS_VISIBLE); -} - -/** - * pspp_sheet_view_set_headers_visible: - * @tree_view: A #PsppSheetView. - * @headers_visible: %TRUE if the headers are visible - * - * Sets the visibility state of the headers. - **/ -void -pspp_sheet_view_set_headers_visible (PsppSheetView *tree_view, - gboolean headers_visible) -{ - gint x, y; - GList *list; - PsppSheetViewColumn *column; - GtkAllocation allocation; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation); - - headers_visible = !! headers_visible; - - if (PSPP_SHEET_VIEW_FLAG_SET (tree_view, PSPP_SHEET_VIEW_HEADERS_VISIBLE) == headers_visible) - return; - - if (headers_visible) - PSPP_SHEET_VIEW_SET_FLAG (tree_view, PSPP_SHEET_VIEW_HEADERS_VISIBLE); - else - PSPP_SHEET_VIEW_UNSET_FLAG (tree_view, PSPP_SHEET_VIEW_HEADERS_VISIBLE); - - if (gtk_widget_get_realized (GTK_WIDGET (tree_view))) - { - gdk_window_get_position (tree_view->priv->bin_window, &x, &y); - if (headers_visible) - { - gdk_window_move_resize (tree_view->priv->bin_window, x, y + TREE_VIEW_HEADER_HEIGHT (tree_view), - tree_view->priv->width, allocation.height - + TREE_VIEW_HEADER_HEIGHT (tree_view)); - - if (gtk_widget_get_mapped (GTK_WIDGET (tree_view))) - pspp_sheet_view_map_buttons (tree_view); - } - else - { - gdk_window_move_resize (tree_view->priv->bin_window, x, y, tree_view->priv->width, tree_view->priv->height); - - for (list = tree_view->priv->columns; list; list = list->next) - { - column = list->data; - if (column->button) - gtk_widget_unmap (column->button); - } - gdk_window_hide (tree_view->priv->header_window); - } - } - - gtk_adjustment_set_page_size (tree_view->priv->vadjustment, allocation.height - TREE_VIEW_HEADER_HEIGHT (tree_view)); - gtk_adjustment_set_page_increment (tree_view->priv->vadjustment, (allocation.height - TREE_VIEW_HEADER_HEIGHT (tree_view)) / 2); - gtk_adjustment_set_lower (tree_view->priv->vadjustment, 0); - gtk_adjustment_set_upper (tree_view->priv->vadjustment, tree_view->priv->height); - gtk_adjustment_changed (tree_view->priv->vadjustment); - - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); - - g_object_notify (G_OBJECT (tree_view), "headers-visible"); -} - -/** - * pspp_sheet_view_columns_autosize: - * @tree_view: A #PsppSheetView. - * - * Resizes all columns to their optimal width. Only works after the - * treeview has been realized. - **/ -void -pspp_sheet_view_columns_autosize (PsppSheetView *tree_view) -{ - gboolean dirty = FALSE; - GList *list; - PsppSheetViewColumn *column; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - for (list = tree_view->priv->columns; list; list = list->next) - { - column = list->data; - _pspp_sheet_view_column_cell_set_dirty (column); - dirty = TRUE; - } - - if (dirty) - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); -} - -/** - * pspp_sheet_view_set_headers_clickable: - * @tree_view: A #PsppSheetView. - * @setting: %TRUE if the columns are clickable. - * - * Allow the column title buttons to be clicked. - **/ -void -pspp_sheet_view_set_headers_clickable (PsppSheetView *tree_view, - gboolean setting) -{ - GList *list; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - for (list = tree_view->priv->columns; list; list = list->next) - pspp_sheet_view_column_set_clickable (PSPP_SHEET_VIEW_COLUMN (list->data), setting); - - g_object_notify (G_OBJECT (tree_view), "headers-clickable"); -} - - -/** - * pspp_sheet_view_get_headers_clickable: - * @tree_view: A #PsppSheetView. - * - * Returns whether all header columns are clickable. - * - * Return value: %TRUE if all header columns are clickable, otherwise %FALSE - * - * Since: 2.10 - **/ -gboolean -pspp_sheet_view_get_headers_clickable (PsppSheetView *tree_view) -{ - GList *list; - - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), FALSE); - - for (list = tree_view->priv->columns; list; list = list->next) - if (!PSPP_SHEET_VIEW_COLUMN (list->data)->clickable) - return FALSE; - - return TRUE; -} - -/** - * pspp_sheet_view_set_rules_hint - * @tree_view: a #PsppSheetView - * @setting: %TRUE if the tree requires reading across rows - * - * This function tells GTK+ that the user interface for your - * application requires users to read across tree rows and associate - * cells with one another. By default, GTK+ will then render the tree - * with alternating row colors. Do not use it - * just because you prefer the appearance of the ruled tree; that's a - * question for the theme. Some themes will draw tree rows in - * alternating colors even when rules are turned off, and users who - * prefer that appearance all the time can choose those themes. You - * should call this function only as a semantic - * hint to the theme engine that your tree makes alternating colors - * useful from a functional standpoint (since it has lots of columns, - * generally). - * - **/ -void -pspp_sheet_view_set_rules_hint (PsppSheetView *tree_view, - gboolean setting) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - setting = setting != FALSE; - - if (tree_view->priv->has_rules != setting) - { - tree_view->priv->has_rules = setting; - gtk_widget_queue_draw (GTK_WIDGET (tree_view)); - } - - g_object_notify (G_OBJECT (tree_view), "rules-hint"); -} - -/** - * pspp_sheet_view_get_rules_hint - * @tree_view: a #PsppSheetView - * - * Gets the setting set by pspp_sheet_view_set_rules_hint(). - * - * Return value: %TRUE if rules are useful for the user of this tree - **/ -gboolean -pspp_sheet_view_get_rules_hint (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), FALSE); - - return tree_view->priv->has_rules; -} - -/* Public Column functions - */ - -/** - * pspp_sheet_view_append_column: - * @tree_view: A #PsppSheetView. - * @column: The #PsppSheetViewColumn to add. - * - * Appends @column to the list of columns. - * - * Return value: The number of columns in @tree_view after appending. - **/ -gint -pspp_sheet_view_append_column (PsppSheetView *tree_view, - PsppSheetViewColumn *column) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), -1); - g_return_val_if_fail (PSPP_IS_SHEET_VIEW_COLUMN (column), -1); - g_return_val_if_fail (column->tree_view == NULL, -1); - - return pspp_sheet_view_insert_column (tree_view, column, -1); -} - - -/** - * pspp_sheet_view_remove_column: - * @tree_view: A #PsppSheetView. - * @column: The #PsppSheetViewColumn to remove. - * - * Removes @column from @tree_view. - * - * Return value: The number of columns in @tree_view after removing. - **/ -gint -pspp_sheet_view_remove_column (PsppSheetView *tree_view, - PsppSheetViewColumn *column) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), -1); - g_return_val_if_fail (PSPP_IS_SHEET_VIEW_COLUMN (column), -1); - g_return_val_if_fail (column->tree_view == GTK_WIDGET (tree_view), -1); - - if (tree_view->priv->focus_column == column) - tree_view->priv->focus_column = NULL; - - if (tree_view->priv->edited_column == column) - { - pspp_sheet_view_stop_editing (tree_view, TRUE); - - /* no need to, but just to be sure ... */ - tree_view->priv->edited_column = NULL; - } - - _pspp_sheet_view_column_unset_tree_view (column); - - tree_view->priv->columns = g_list_remove (tree_view->priv->columns, column); - tree_view->priv->n_columns--; - - if (gtk_widget_get_realized (GTK_WIDGET (tree_view))) - { - GList *list; - - _pspp_sheet_view_column_unrealize_button (column); - for (list = tree_view->priv->columns; list; list = list->next) - { - PsppSheetViewColumn *tmp_column; - - tmp_column = PSPP_SHEET_VIEW_COLUMN (list->data); - if (tmp_column->visible) - _pspp_sheet_view_column_cell_set_dirty (tmp_column); - } - - if (tree_view->priv->n_columns == 0 && - pspp_sheet_view_get_headers_visible (tree_view) && - tree_view->priv->header_window) - gdk_window_hide (tree_view->priv->header_window); - - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); - } - - g_object_unref (column); - g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0); - - return tree_view->priv->n_columns; -} - -/** - * pspp_sheet_view_insert_column: - * @tree_view: A #PsppSheetView. - * @column: The #PsppSheetViewColumn to be inserted. - * @position: The position to insert @column in. - * - * This inserts the @column into the @tree_view at @position. If @position is - * -1, then the column is inserted at the end. - * - * Return value: The number of columns in @tree_view after insertion. - **/ -gint -pspp_sheet_view_insert_column (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - gint position) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), -1); - g_return_val_if_fail (PSPP_IS_SHEET_VIEW_COLUMN (column), -1); - g_return_val_if_fail (column->tree_view == NULL, -1); - - g_object_ref_sink (column); - - if (tree_view->priv->n_columns == 0 && - gtk_widget_get_realized (GTK_WIDGET (tree_view)) && - pspp_sheet_view_get_headers_visible (tree_view)) - { - gdk_window_show (tree_view->priv->header_window); - } - - tree_view->priv->columns = g_list_insert (tree_view->priv->columns, - column, position); - tree_view->priv->n_columns++; - - _pspp_sheet_view_column_set_tree_view (column, tree_view); - - if (gtk_widget_get_realized (GTK_WIDGET (tree_view))) - { - GList *list; - - _pspp_sheet_view_column_realize_button (column); - - for (list = tree_view->priv->columns; list; list = list->next) - { - column = PSPP_SHEET_VIEW_COLUMN (list->data); - if (column->visible) - _pspp_sheet_view_column_cell_set_dirty (column); - } - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); - } - - g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0); - - return tree_view->priv->n_columns; -} - -/** - * pspp_sheet_view_insert_column_with_attributes: - * @tree_view: A #PsppSheetView - * @position: The position to insert the new column in. - * @title: The title to set the header to. - * @cell: The #GtkCellRenderer. - * @Varargs: A %NULL-terminated list of attributes. - * - * Creates a new #PsppSheetViewColumn and inserts it into the @tree_view at - * @position. If @position is -1, then the newly created column is inserted at - * the end. The column is initialized with the attributes given. - * - * Return value: The number of columns in @tree_view after insertion. - **/ -gint -pspp_sheet_view_insert_column_with_attributes (PsppSheetView *tree_view, - gint position, - const gchar *title, - GtkCellRenderer *cell, - ...) -{ - PsppSheetViewColumn *column; - gchar *attribute; - va_list args; - gint column_id; - - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), -1); - - column = pspp_sheet_view_column_new (); - pspp_sheet_view_column_set_title (column, title); - pspp_sheet_view_column_pack_start (column, cell, TRUE); - - va_start (args, cell); - - attribute = va_arg (args, gchar *); - - while (attribute != NULL) - { - column_id = va_arg (args, gint); - pspp_sheet_view_column_add_attribute (column, cell, attribute, column_id); - attribute = va_arg (args, gchar *); - } - - va_end (args); - - pspp_sheet_view_insert_column (tree_view, column, position); - - return tree_view->priv->n_columns; -} - -/** - * pspp_sheet_view_insert_column_with_data_func: - * @tree_view: a #PsppSheetView - * @position: Position to insert, -1 for append - * @title: column title - * @cell: cell renderer for column - * @func: function to set attributes of cell renderer - * @data: data for @func - * @dnotify: destroy notifier for @data - * - * Convenience function that inserts a new column into the #PsppSheetView - * with the given cell renderer and a #GtkCellDataFunc to set cell renderer - * attributes (normally using data from the model). See also - * pspp_sheet_view_column_set_cell_data_func(), pspp_sheet_view_column_pack_start(). - * - * Return value: number of columns in the tree view post-insert - **/ -gint -pspp_sheet_view_insert_column_with_data_func (PsppSheetView *tree_view, - gint position, - const gchar *title, - GtkCellRenderer *cell, - PsppSheetCellDataFunc func, - gpointer data, - GDestroyNotify dnotify) -{ - PsppSheetViewColumn *column; - - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), -1); - - column = pspp_sheet_view_column_new (); - pspp_sheet_view_column_set_title (column, title); - pspp_sheet_view_column_pack_start (column, cell, TRUE); - pspp_sheet_view_column_set_cell_data_func (column, cell, func, data, dnotify); - - pspp_sheet_view_insert_column (tree_view, column, position); - - return tree_view->priv->n_columns; -} - -/** - * pspp_sheet_view_get_column: - * @tree_view: A #PsppSheetView. - * @n: The position of the column, counting from 0. - * - * Gets the #PsppSheetViewColumn at the given position in the #tree_view. - * - * Return value: The #PsppSheetViewColumn, or %NULL if the position is outside the - * range of columns. - **/ -PsppSheetViewColumn * -pspp_sheet_view_get_column (PsppSheetView *tree_view, - gint n) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), NULL); - - if (n < 0 || n >= tree_view->priv->n_columns) - return NULL; - - if (tree_view->priv->columns == NULL) - return NULL; - - return PSPP_SHEET_VIEW_COLUMN (g_list_nth (tree_view->priv->columns, n)->data); -} - -/** - * pspp_sheet_view_get_columns: - * @tree_view: A #PsppSheetView - * - * Returns a #GList of all the #PsppSheetViewColumn s currently in @tree_view. - * The returned list must be freed with g_list_free (). - * - * Return value: (element-type PsppSheetViewColumn) (transfer container): A list of #PsppSheetViewColumn s - **/ -GList * -pspp_sheet_view_get_columns (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), NULL); - - return g_list_copy (tree_view->priv->columns); -} - -/** - * pspp_sheet_view_move_column_after: - * @tree_view: A #PsppSheetView - * @column: The #PsppSheetViewColumn to be moved. - * @base_column: (allow-none): The #PsppSheetViewColumn to be moved relative to, or %NULL. - * - * Moves @column to be after to @base_column. If @base_column is %NULL, then - * @column is placed in the first position. - **/ -void -pspp_sheet_view_move_column_after (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - PsppSheetViewColumn *base_column) -{ - GList *column_list_el, *base_el = NULL; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - column_list_el = g_list_find (tree_view->priv->columns, column); - g_return_if_fail (column_list_el != NULL); - - if (base_column) - { - base_el = g_list_find (tree_view->priv->columns, base_column); - g_return_if_fail (base_el != NULL); - } - - if (column_list_el->prev == base_el) - return; - - tree_view->priv->columns = g_list_remove_link (tree_view->priv->columns, column_list_el); - if (base_el == NULL) - { - column_list_el->prev = NULL; - column_list_el->next = tree_view->priv->columns; - if (column_list_el->next) - column_list_el->next->prev = column_list_el; - tree_view->priv->columns = column_list_el; - } - else - { - column_list_el->prev = base_el; - column_list_el->next = base_el->next; - if (column_list_el->next) - column_list_el->next->prev = column_list_el; - base_el->next = column_list_el; - } - - if (gtk_widget_get_realized (GTK_WIDGET (tree_view))) - { - gtk_widget_queue_resize (GTK_WIDGET (tree_view)); - pspp_sheet_view_size_allocate_columns (GTK_WIDGET (tree_view), NULL); - } - - g_signal_emit (tree_view, tree_view_signals[COLUMNS_CHANGED], 0); -} - -/** - * pspp_sheet_view_set_column_drag_function: - * @tree_view: A #PsppSheetView. - * @func: (allow-none): A function to determine which columns are reorderable, or %NULL. - * @user_data: (allow-none): User data to be passed to @func, or %NULL - * @destroy: (allow-none): Destroy notifier for @user_data, or %NULL - * - * Sets a user function for determining where a column may be dropped when - * dragged. This function is called on every column pair in turn at the - * beginning of a column drag to determine where a drop can take place. The - * arguments passed to @func are: the @tree_view, the #PsppSheetViewColumn being - * dragged, the two #PsppSheetViewColumn s determining the drop spot, and - * @user_data. If either of the #PsppSheetViewColumn arguments for the drop spot - * are %NULL, then they indicate an edge. If @func is set to be %NULL, then - * @tree_view reverts to the default behavior of allowing all columns to be - * dropped everywhere. - **/ -void -pspp_sheet_view_set_column_drag_function (PsppSheetView *tree_view, - PsppSheetViewColumnDropFunc func, - gpointer user_data, - GDestroyNotify destroy) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (tree_view->priv->column_drop_func_data_destroy) - tree_view->priv->column_drop_func_data_destroy (tree_view->priv->column_drop_func_data); - - tree_view->priv->column_drop_func = func; - tree_view->priv->column_drop_func_data = user_data; - tree_view->priv->column_drop_func_data_destroy = destroy; -} - -/** - * pspp_sheet_view_scroll_to_point: - * @tree_view: a #PsppSheetView - * @tree_x: X coordinate of new top-left pixel of visible area, or -1 - * @tree_y: Y coordinate of new top-left pixel of visible area, or -1 - * - * Scrolls the tree view such that the top-left corner of the visible - * area is @tree_x, @tree_y, where @tree_x and @tree_y are specified - * in tree coordinates. The @tree_view must be realized before - * this function is called. If it isn't, you probably want to be - * using pspp_sheet_view_scroll_to_cell(). - * - * If either @tree_x or @tree_y are -1, then that direction isn't scrolled. - **/ -void -pspp_sheet_view_scroll_to_point (PsppSheetView *tree_view, - gint tree_x, - gint tree_y) -{ - GtkAdjustment *hadj; - GtkAdjustment *vadj; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (gtk_widget_get_realized (GTK_WIDGET (tree_view))); - - hadj = tree_view->priv->hadjustment; - vadj = tree_view->priv->vadjustment; - - if (tree_x != -1) - gtk_adjustment_set_value (hadj, CLAMP (tree_x, gtk_adjustment_get_lower (hadj), gtk_adjustment_get_upper (hadj) - gtk_adjustment_get_page_size (hadj))); - if (tree_y != -1) - gtk_adjustment_set_value (vadj, CLAMP (tree_y, gtk_adjustment_get_lower (vadj), gtk_adjustment_get_upper (vadj) - gtk_adjustment_get_page_size (vadj))); -} - -/** - * pspp_sheet_view_scroll_to_cell: - * @tree_view: A #PsppSheetView. - * @path: (allow-none): The path of the row to move to, or %NULL. - * @column: (allow-none): The #PsppSheetViewColumn to move horizontally to, or %NULL. - * @use_align: whether to use alignment arguments, or %FALSE. - * @row_align: The vertical alignment of the row specified by @path. - * @col_align: The horizontal alignment of the column specified by @column. - * - * Moves the alignments of @tree_view to the position specified by @column and - * @path. If @column is %NULL, then no horizontal scrolling occurs. Likewise, - * if @path is %NULL no vertical scrolling occurs. At a minimum, one of @column - * or @path need to be non-%NULL. @row_align determines where the row is - * placed, and @col_align determines where @column is placed. Both are expected - * to be between 0.0 and 1.0. 0.0 means left/top alignment, 1.0 means - * right/bottom alignment, 0.5 means center. - * - * If @use_align is %FALSE, then the alignment arguments are ignored, and the - * tree does the minimum amount of work to scroll the cell onto the screen. - * This means that the cell will be scrolled to the edge closest to its current - * position. If the cell is currently visible on the screen, nothing is done. - * - * This function only works if the model is set, and @path is a valid row on the - * model. If the model changes before the @tree_view is realized, the centered - * path will be modified to reflect this change. - **/ -void -pspp_sheet_view_scroll_to_cell (PsppSheetView *tree_view, - GtkTreePath *path, - PsppSheetViewColumn *column, - gboolean use_align, - gfloat row_align, - gfloat col_align) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (tree_view->priv->model != NULL); - g_return_if_fail (row_align >= 0.0 && row_align <= 1.0); - g_return_if_fail (col_align >= 0.0 && col_align <= 1.0); - g_return_if_fail (path != NULL || column != NULL); - -#if 0 - g_print ("pspp_sheet_view_scroll_to_cell:\npath: %s\ncolumn: %s\nuse_align: %d\nrow_align: %f\ncol_align: %f\n", - gtk_tree_path_to_string (path), column?"non-null":"null", use_align, row_align, col_align); -#endif - row_align = CLAMP (row_align, 0.0, 1.0); - col_align = CLAMP (col_align, 0.0, 1.0); - - - /* Note: Despite the benefits that come from having one code path for the - * scrolling code, we short-circuit validate_visible_area's immplementation as - * it is much slower than just going to the point. - */ - if (!gtk_widget_get_visible (GTK_WIDGET (tree_view)) || - !gtk_widget_get_realized (GTK_WIDGET (tree_view)) - /* XXX || GTK_WIDGET_ALLOC_NEEDED (tree_view) */) - { - if (tree_view->priv->scroll_to_path) - gtk_tree_row_reference_free (tree_view->priv->scroll_to_path); - - tree_view->priv->scroll_to_path = NULL; - tree_view->priv->scroll_to_column = NULL; - - if (path) - tree_view->priv->scroll_to_path = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path); - if (column) - tree_view->priv->scroll_to_column = column; - tree_view->priv->scroll_to_use_align = use_align; - tree_view->priv->scroll_to_row_align = row_align; - tree_view->priv->scroll_to_col_align = col_align; - - install_presize_handler (tree_view); - } - else - { - GdkRectangle cell_rect; - GdkRectangle vis_rect; - gint dest_x, dest_y; - - pspp_sheet_view_get_background_area (tree_view, path, column, &cell_rect); - pspp_sheet_view_get_visible_rect (tree_view, &vis_rect); - - cell_rect.y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, cell_rect.y); - - dest_x = vis_rect.x; - dest_y = vis_rect.y; - - if (column) - { - if (use_align) - { - dest_x = cell_rect.x - ((vis_rect.width - cell_rect.width) * col_align); - } - else - { - if (cell_rect.x < vis_rect.x) - dest_x = cell_rect.x; - if (cell_rect.x + cell_rect.width > vis_rect.x + vis_rect.width) - dest_x = cell_rect.x + cell_rect.width - vis_rect.width; - } - } - - if (path) - { - if (use_align) - { - dest_y = cell_rect.y - ((vis_rect.height - cell_rect.height) * row_align); - dest_y = MAX (dest_y, 0); - } - else - { - if (cell_rect.y < vis_rect.y) - dest_y = cell_rect.y; - if (cell_rect.y + cell_rect.height > vis_rect.y + vis_rect.height) - dest_y = cell_rect.y + cell_rect.height - vis_rect.height; - } - } - - pspp_sheet_view_scroll_to_point (tree_view, dest_x, dest_y); - } -} - -/** - * pspp_sheet_view_row_activated: - * @tree_view: A #PsppSheetView - * @path: The #GtkTreePath to be activated. - * @column: The #PsppSheetViewColumn to be activated. - * - * Activates the cell determined by @path and @column. - **/ -void -pspp_sheet_view_row_activated (PsppSheetView *tree_view, - GtkTreePath *path, - PsppSheetViewColumn *column) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - g_signal_emit (tree_view, tree_view_signals[ROW_ACTIVATED], 0, path, column); -} - - -/** - * pspp_sheet_view_get_reorderable: - * @tree_view: a #PsppSheetView - * - * Retrieves whether the user can reorder the tree via drag-and-drop. See - * pspp_sheet_view_set_reorderable(). - * - * Return value: %TRUE if the tree can be reordered. - **/ -gboolean -pspp_sheet_view_get_reorderable (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), FALSE); - - return tree_view->priv->reorderable; -} - -/** - * pspp_sheet_view_set_reorderable: - * @tree_view: A #PsppSheetView. - * @reorderable: %TRUE, if the tree can be reordered. - * - * This function is a convenience function to allow you to reorder - * models that support the #GtkDragSourceIface and the - * #GtkDragDestIface. Both #GtkTreeStore and #GtkListStore support - * these. If @reorderable is %TRUE, then the user can reorder the - * model by dragging and dropping rows. The developer can listen to - * these changes by connecting to the model's row_inserted and - * row_deleted signals. The reordering is implemented by setting up - * the tree view as a drag source and destination. Therefore, drag and - * drop can not be used in a reorderable view for any other purpose. - * - * This function does not give you any degree of control over the order -- any - * reordering is allowed. If more control is needed, you should probably - * handle drag and drop manually. - **/ -void -pspp_sheet_view_set_reorderable (PsppSheetView *tree_view, - gboolean reorderable) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - reorderable = reorderable != FALSE; - - if (tree_view->priv->reorderable == reorderable) - return; - - if (reorderable) - { - const GtkTargetEntry row_targets[] = { - { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, 0 } - }; - - pspp_sheet_view_enable_model_drag_source (tree_view, - GDK_BUTTON1_MASK, - row_targets, - G_N_ELEMENTS (row_targets), - GDK_ACTION_MOVE); - pspp_sheet_view_enable_model_drag_dest (tree_view, - row_targets, - G_N_ELEMENTS (row_targets), - GDK_ACTION_MOVE); - } - else - { - pspp_sheet_view_unset_rows_drag_source (tree_view); - pspp_sheet_view_unset_rows_drag_dest (tree_view); - } - - tree_view->priv->reorderable = reorderable; - - g_object_notify (G_OBJECT (tree_view), "reorderable"); -} - -/* If CLEAR_AND_SELECT is true, then the row will be selected and, unless Shift - is pressed, other rows will be unselected. - - If CLAMP_NODE is true, then the sheetview will scroll to make the row - visible. */ -static void -pspp_sheet_view_real_set_cursor (PsppSheetView *tree_view, - GtkTreePath *path, - gboolean clear_and_select, - gboolean clamp_node, - PsppSheetSelectMode mode) -{ - int node = -1; - - if (gtk_tree_row_reference_valid (tree_view->priv->cursor)) - { - GtkTreePath *cursor_path; - cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - pspp_sheet_view_queue_draw_path (tree_view, cursor_path, NULL); - gtk_tree_path_free (cursor_path); - } - - gtk_tree_row_reference_free (tree_view->priv->cursor); - tree_view->priv->cursor = NULL; - - _pspp_sheet_view_find_node (tree_view, path, &node); - tree_view->priv->cursor = - gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), - tree_view->priv->model, - path); - - if (tree_view->priv->row_count > 0) - { - int new_node = -1; - - if (clear_and_select && !(mode & PSPP_SHEET_SELECT_MODE_TOGGLE)) - _pspp_sheet_selection_internal_select_node (tree_view->priv->selection, - node, path, mode, - FALSE); - - /* We have to re-find tree and node here again, somebody might have - * cleared the node or the whole tree in the PsppSheetSelection::changed - * callback. If the nodes differ we bail out here. - */ - _pspp_sheet_view_find_node (tree_view, path, &new_node); - - if (node != new_node) - return; - - if (clamp_node) - { - pspp_sheet_view_clamp_node_visible (tree_view, node); - _pspp_sheet_view_queue_draw_node (tree_view, node, NULL); - } - } - - g_signal_emit (tree_view, tree_view_signals[CURSOR_CHANGED], 0); -} - -/** - * pspp_sheet_view_get_cursor: - * @tree_view: A #PsppSheetView - * @path: (allow-none): A pointer to be filled with the current cursor path, or %NULL - * @focus_column: (allow-none): A pointer to be filled with the current focus column, or %NULL - * - * Fills in @path and @focus_column with the current path and focus column. If - * the cursor isn't currently set, then *@path will be %NULL. If no column - * currently has focus, then *@focus_column will be %NULL. - * - * The returned #GtkTreePath must be freed with gtk_tree_path_free() when - * you are done with it. - **/ -void -pspp_sheet_view_get_cursor (PsppSheetView *tree_view, - GtkTreePath **path, - PsppSheetViewColumn **focus_column) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (path) - { - if (gtk_tree_row_reference_valid (tree_view->priv->cursor)) - *path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - else - *path = NULL; - } - - if (focus_column) - { - *focus_column = tree_view->priv->focus_column; - } -} - -/** - * pspp_sheet_view_set_cursor: - * @tree_view: A #PsppSheetView - * @path: A #GtkTreePath - * @focus_column: (allow-none): A #PsppSheetViewColumn, or %NULL - * @start_editing: %TRUE if the specified cell should start being edited. - * - * Sets the current keyboard focus to be at @path, and selects it. This is - * useful when you want to focus the user's attention on a particular row. If - * @focus_column is not %NULL, then focus is given to the column specified by - * it. Additionally, if @focus_column is specified, and @start_editing is - * %TRUE, then editing should be started in the specified cell. - * This function is often followed by @gtk_widget_grab_focus (@tree_view) - * in order to give keyboard focus to the widget. Please note that editing - * can only happen when the widget is realized. - * - * If @path is invalid for @model, the current cursor (if any) will be unset - * and the function will return without failing. - **/ -void -pspp_sheet_view_set_cursor (PsppSheetView *tree_view, - GtkTreePath *path, - PsppSheetViewColumn *focus_column, - gboolean start_editing) -{ - pspp_sheet_view_set_cursor_on_cell (tree_view, path, focus_column, - NULL, start_editing); -} - -/** - * pspp_sheet_view_set_cursor_on_cell: - * @tree_view: A #PsppSheetView - * @path: A #GtkTreePath - * @focus_column: (allow-none): A #PsppSheetViewColumn, or %NULL - * @focus_cell: (allow-none): A #GtkCellRenderer, or %NULL - * @start_editing: %TRUE if the specified cell should start being edited. - * - * Sets the current keyboard focus to be at @path, and selects it. This is - * useful when you want to focus the user's attention on a particular row. If - * @focus_column is not %NULL, then focus is given to the column specified by - * it. If @focus_column and @focus_cell are not %NULL, and @focus_column - * contains 2 or more editable or activatable cells, then focus is given to - * the cell specified by @focus_cell. Additionally, if @focus_column is - * specified, and @start_editing is %TRUE, then editing should be started in - * the specified cell. This function is often followed by - * @gtk_widget_grab_focus (@tree_view) in order to give keyboard focus to the - * widget. Please note that editing can only happen when the widget is - * realized. - * - * If @path is invalid for @model, the current cursor (if any) will be unset - * and the function will return without failing. - * - * Since: 2.2 - **/ -void -pspp_sheet_view_set_cursor_on_cell (PsppSheetView *tree_view, - GtkTreePath *path, - PsppSheetViewColumn *focus_column, - GtkCellRenderer *focus_cell, - gboolean start_editing) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (path != NULL); - g_return_if_fail (focus_column == NULL || PSPP_IS_SHEET_VIEW_COLUMN (focus_column)); - - if (!tree_view->priv->model) - return; - - if (focus_cell) - { - g_return_if_fail (focus_column); - g_return_if_fail (GTK_IS_CELL_RENDERER (focus_cell)); - } - - /* cancel the current editing, if it exists */ - if (tree_view->priv->edited_column && - tree_view->priv->edited_column->editable_widget) - pspp_sheet_view_stop_editing (tree_view, TRUE); - - pspp_sheet_view_real_set_cursor (tree_view, path, TRUE, TRUE, 0); - - if (focus_column && focus_column->visible) - { - GList *list; - gboolean column_in_tree = FALSE; - - for (list = tree_view->priv->columns; list; list = list->next) - if (list->data == focus_column) - { - column_in_tree = TRUE; - break; - } - g_return_if_fail (column_in_tree); - tree_view->priv->focus_column = focus_column; - if (focus_cell) - pspp_sheet_view_column_focus_cell (focus_column, focus_cell); - if (start_editing) - pspp_sheet_view_start_editing (tree_view, path); - - pspp_sheet_selection_unselect_all_columns (tree_view->priv->selection); - pspp_sheet_selection_select_column (tree_view->priv->selection, focus_column); - - } -} - -/** - * pspp_sheet_view_get_bin_window: - * @tree_view: A #PsppSheetView - * - * Returns the window that @tree_view renders to. This is used primarily to - * compare to event->window to confirm that the event on - * @tree_view is on the right window. - * - * Return value: A #GdkWindow, or %NULL when @tree_view hasn't been realized yet - **/ -GdkWindow * -pspp_sheet_view_get_bin_window (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), NULL); - - return tree_view->priv->bin_window; -} - -/** - * pspp_sheet_view_get_path_at_pos: - * @tree_view: A #PsppSheetView. - * @x: The x position to be identified (relative to bin_window). - * @y: The y position to be identified (relative to bin_window). - * @path: (out) (allow-none): A pointer to a #GtkTreePath pointer to be filled in, or %NULL - * @column: (out) (allow-none): A pointer to a #PsppSheetViewColumn pointer to be filled in, or %NULL - * @cell_x: (out) (allow-none): A pointer where the X coordinate relative to the cell can be placed, or %NULL - * @cell_y: (out) (allow-none): A pointer where the Y coordinate relative to the cell can be placed, or %NULL - * - * Finds the path at the point (@x, @y), relative to bin_window coordinates - * (please see pspp_sheet_view_get_bin_window()). - * That is, @x and @y are relative to an events coordinates. @x and @y must - * come from an event on the @tree_view only where event->window == - * pspp_sheet_view_get_bin_window (). It is primarily for - * things like popup menus. If @path is non-%NULL, then it will be filled - * with the #GtkTreePath at that point. This path should be freed with - * gtk_tree_path_free(). If @column is non-%NULL, then it will be filled - * with the column at that point. @cell_x and @cell_y return the coordinates - * relative to the cell background (i.e. the @background_area passed to - * gtk_cell_renderer_render()). This function is only meaningful if - * @tree_view is realized. Therefore this function will always return %FALSE - * if @tree_view is not realized or does not have a model. - * - * For converting widget coordinates (eg. the ones you get from - * GtkWidget::query-tooltip), please see - * pspp_sheet_view_convert_widget_to_bin_window_coords(). - * - * Return value: %TRUE if a row exists at that coordinate. - **/ -gboolean -pspp_sheet_view_get_path_at_pos (PsppSheetView *tree_view, - gint x, - gint y, - GtkTreePath **path, - PsppSheetViewColumn **column, - gint *cell_x, - gint *cell_y) -{ - int node; - gint y_offset; - - g_return_val_if_fail (tree_view != NULL, FALSE); - - if (path) - *path = NULL; - if (column) - *column = NULL; - - if (tree_view->priv->bin_window == NULL) - return FALSE; - - if (tree_view->priv->row_count == 0) - return FALSE; - - if (x > gtk_adjustment_get_upper (tree_view->priv->hadjustment)) - return FALSE; - - if (x < 0 || y < 0) - return FALSE; - - if (column || cell_x) - { - PsppSheetViewColumn *tmp_column; - PsppSheetViewColumn *last_column = NULL; - GList *list; - gint remaining_x = x; - gboolean found = FALSE; - gboolean rtl; - - rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_view)) == GTK_TEXT_DIR_RTL); - for (list = (rtl ? g_list_last (tree_view->priv->columns) : g_list_first (tree_view->priv->columns)); - list; - list = (rtl ? list->prev : list->next)) - { - tmp_column = list->data; - - if (tmp_column->visible == FALSE) - continue; - - last_column = tmp_column; - if (remaining_x <= tmp_column->width) - { - found = TRUE; - - if (column) - *column = tmp_column; - - if (cell_x) - *cell_x = remaining_x; - - break; - } - remaining_x -= tmp_column->width; - } - - /* If found is FALSE and there is a last_column, then it the remainder - * space is in that area - */ - if (!found) - { - if (last_column) - { - if (column) - *column = last_column; - - if (cell_x) - *cell_x = last_column->width + remaining_x; - } - else - { - return FALSE; - } - } - } - - y_offset = pspp_sheet_view_find_offset (tree_view, - TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, y), - &node); - - if (node < 0) - return FALSE; - - if (cell_y) - *cell_y = y_offset; - - if (path) - *path = _pspp_sheet_view_find_path (tree_view, node); - - return TRUE; -} - -/* Computes 'cell_area' from 'background_area', which must be the background - area for a cell. Set 'subtract_focus_rect' to TRUE to compute the cell area - as passed to a GtkCellRenderer's "render" function, or to FALSE to compute - the cell area as passed to _pspp_sheet_view_column_cell_render(). - - 'column' is required to properly adjust 'cell_area->x' and - 'cell_area->width'. It may be set to NULL if these values are not of - interest. In this case 'cell_area->x' and 'cell_area->width' will be - returned as 0. */ -static void -pspp_sheet_view_adjust_cell_area (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - const GdkRectangle *background_area, - gboolean subtract_focus_rect, - GdkRectangle *cell_area) -{ - gint vertical_separator; - gint horizontal_separator; - - *cell_area = *background_area; - - gtk_widget_style_get (GTK_WIDGET (tree_view), - "vertical-separator", &vertical_separator, - "horizontal-separator", &horizontal_separator, - NULL); - cell_area->x += horizontal_separator / 2; - cell_area->y += vertical_separator / 2; - cell_area->width -= horizontal_separator; - cell_area->height -= vertical_separator; - - if (subtract_focus_rect) - { - int focus_line_width; - - gtk_widget_style_get (GTK_WIDGET (tree_view), - "focus-line-width", &focus_line_width, - NULL); - cell_area->x += focus_line_width; - cell_area->y += focus_line_width; - cell_area->width -= 2 * focus_line_width; - cell_area->height -= 2 * focus_line_width; - } - - if (tree_view->priv->grid_lines != PSPP_SHEET_VIEW_GRID_LINES_NONE) - { - gint grid_line_width; - gtk_widget_style_get (GTK_WIDGET (tree_view), - "grid-line-width", &grid_line_width, - NULL); - - if ((tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_VERTICAL - || tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_BOTH) - && column != NULL) - { - PsppSheetViewColumn *first_column, *last_column; - GList *list; - - /* Find the last visible column. */ - last_column = NULL; - for (list = g_list_last (tree_view->priv->columns); - list; - list = list->prev) - { - PsppSheetViewColumn *c = list->data; - if (c->visible) - { - last_column = c; - break; - } - } - - /* Find the first visible column. */ - first_column = NULL; - for (list = g_list_first (tree_view->priv->columns); - list; - list = list->next) - { - PsppSheetViewColumn *c = list->data; - if (c->visible) - { - first_column = c; - break; - } - } - - if (column == first_column) - { - cell_area->width -= grid_line_width / 2; - } - else if (column == last_column) - { - cell_area->x += grid_line_width / 2; - cell_area->width -= grid_line_width / 2; - } - else - { - cell_area->x += grid_line_width / 2; - cell_area->width -= grid_line_width; - } - } - - if (tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_HORIZONTAL - || tree_view->priv->grid_lines == PSPP_SHEET_VIEW_GRID_LINES_BOTH) - { - cell_area->y += grid_line_width / 2; - cell_area->height -= grid_line_width; - } - } - - if (column == NULL) - { - cell_area->x = 0; - cell_area->width = 0; - } -} - -/** - * pspp_sheet_view_get_cell_area: - * @tree_view: a #PsppSheetView - * @path: (allow-none): a #GtkTreePath for the row, or %NULL to get only horizontal coordinates - * @column: (allow-none): a #PsppSheetViewColumn for the column, or %NULL to get only vertical coordinates - * @rect: rectangle to fill with cell rect - * - * Fills the bounding rectangle in bin_window coordinates for the cell at the - * row specified by @path and the column specified by @column. If @path is - * %NULL, or points to a path not currently displayed, the @y and @height fields - * of the rectangle will be filled with 0. If @column is %NULL, the @x and @width - * fields will be filled with 0. The sum of all cell rects does not cover the - * entire tree; there are extra pixels in between rows, for example. The - * returned rectangle is equivalent to the @cell_area passed to - * gtk_cell_renderer_render(). This function is only valid if @tree_view is - * realized. - **/ -void -pspp_sheet_view_get_cell_area (PsppSheetView *tree_view, - GtkTreePath *path, - PsppSheetViewColumn *column, - GdkRectangle *rect) -{ - GdkRectangle background_area; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (column == NULL || PSPP_IS_SHEET_VIEW_COLUMN (column)); - g_return_if_fail (rect != NULL); - g_return_if_fail (!column || column->tree_view == (GtkWidget *) tree_view); - g_return_if_fail (gtk_widget_get_realized (GTK_WIDGET (tree_view))); - - pspp_sheet_view_get_background_area (tree_view, path, column, - &background_area); - pspp_sheet_view_adjust_cell_area (tree_view, column, &background_area, - FALSE, rect); -} - -/** - * pspp_sheet_view_get_background_area: - * @tree_view: a #PsppSheetView - * @path: (allow-none): a #GtkTreePath for the row, or %NULL to get only horizontal coordinates - * @column: (allow-none): a #PsppSheetViewColumn for the column, or %NULL to get only vertical coordiantes - * @rect: rectangle to fill with cell background rect - * - * Fills the bounding rectangle in bin_window coordinates for the cell at the - * row specified by @path and the column specified by @column. If @path is - * %NULL, or points to a node not found in the tree, the @y and @height fields of - * the rectangle will be filled with 0. If @column is %NULL, the @x and @width - * fields will be filled with 0. The returned rectangle is equivalent to the - * @background_area passed to gtk_cell_renderer_render(). These background - * areas tile to cover the entire bin window. Contrast with the @cell_area, - * returned by pspp_sheet_view_get_cell_area(), which returns only the cell - * itself, excluding surrounding borders. - * - **/ -void -pspp_sheet_view_get_background_area (PsppSheetView *tree_view, - GtkTreePath *path, - PsppSheetViewColumn *column, - GdkRectangle *rect) -{ - int node = -1; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (column == NULL || PSPP_IS_SHEET_VIEW_COLUMN (column)); - g_return_if_fail (rect != NULL); - - rect->x = 0; - rect->y = 0; - rect->width = 0; - rect->height = 0; - - if (path) - { - /* Get vertical coords */ - - _pspp_sheet_view_find_node (tree_view, path, &node); - if (node < 0) - return; - - rect->y = BACKGROUND_FIRST_PIXEL (tree_view, node); - - rect->height = ROW_HEIGHT (tree_view); - } - - if (column) - { - gint x2 = 0; - - pspp_sheet_view_get_background_xrange (tree_view, column, &rect->x, &x2); - rect->width = x2 - rect->x; - } -} - -/** - * pspp_sheet_view_get_visible_rect: - * @tree_view: a #PsppSheetView - * @visible_rect: rectangle to fill - * - * Fills @visible_rect with the currently-visible region of the - * buffer, in tree coordinates. Convert to bin_window coordinates with - * pspp_sheet_view_convert_tree_to_bin_window_coords(). - * Tree coordinates start at 0,0 for row 0 of the tree, and cover the entire - * scrollable area of the tree. - **/ -void -pspp_sheet_view_get_visible_rect (PsppSheetView *tree_view, - GdkRectangle *visible_rect) -{ - GtkWidget *widget; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - widget = GTK_WIDGET (tree_view); - - if (visible_rect) - { - GtkAllocation allocation; - gtk_widget_get_allocation (widget, &allocation); - visible_rect->x = gtk_adjustment_get_value (tree_view->priv->hadjustment); - visible_rect->y = gtk_adjustment_get_value (tree_view->priv->vadjustment); - visible_rect->width = allocation.width; - visible_rect->height = allocation.height - TREE_VIEW_HEADER_HEIGHT (tree_view); - } -} - -/** - * pspp_sheet_view_widget_to_tree_coords: - * @tree_view: a #PsppSheetView - * @wx: X coordinate relative to bin_window - * @wy: Y coordinate relative to bin_window - * @tx: return location for tree X coordinate - * @ty: return location for tree Y coordinate - * - * Converts bin_window coordinates to coordinates for the - * tree (the full scrollable area of the tree). - * - * Deprecated: 2.12: Due to historial reasons the name of this function is - * incorrect. For converting coordinates relative to the widget to - * bin_window coordinates, please see - * pspp_sheet_view_convert_widget_to_bin_window_coords(). - * - **/ -void -pspp_sheet_view_widget_to_tree_coords (PsppSheetView *tree_view, - gint wx, - gint wy, - gint *tx, - gint *ty) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (tx) - *tx = wx + gtk_adjustment_get_value (tree_view->priv->hadjustment); - if (ty) - *ty = wy + tree_view->priv->dy; -} - -/** - * pspp_sheet_view_tree_to_widget_coords: - * @tree_view: a #PsppSheetView - * @tx: tree X coordinate - * @ty: tree Y coordinate - * @wx: return location for X coordinate relative to bin_window - * @wy: return location for Y coordinate relative to bin_window - * - * Converts tree coordinates (coordinates in full scrollable area of the tree) - * to bin_window coordinates. - * - * Deprecated: 2.12: Due to historial reasons the name of this function is - * incorrect. For converting bin_window coordinates to coordinates relative - * to bin_window, please see - * pspp_sheet_view_convert_bin_window_to_widget_coords(). - * - **/ -void -pspp_sheet_view_tree_to_widget_coords (PsppSheetView *tree_view, - gint tx, - gint ty, - gint *wx, - gint *wy) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (wx) - *wx = tx - gtk_adjustment_get_value (tree_view->priv->hadjustment); - if (wy) - *wy = ty - tree_view->priv->dy; -} - - -/** - * pspp_sheet_view_convert_widget_to_tree_coords: - * @tree_view: a #PsppSheetView - * @wx: X coordinate relative to the widget - * @wy: Y coordinate relative to the widget - * @tx: return location for tree X coordinate - * @ty: return location for tree Y coordinate - * - * Converts widget coordinates to coordinates for the - * tree (the full scrollable area of the tree). - * - * Since: 2.12 - **/ -void -pspp_sheet_view_convert_widget_to_tree_coords (PsppSheetView *tree_view, - gint wx, - gint wy, - gint *tx, - gint *ty) -{ - gint x, y; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - pspp_sheet_view_convert_widget_to_bin_window_coords (tree_view, - wx, wy, - &x, &y); - pspp_sheet_view_convert_bin_window_to_tree_coords (tree_view, - x, y, - tx, ty); -} - -/** - * pspp_sheet_view_convert_tree_to_widget_coords: - * @tree_view: a #PsppSheetView - * @tx: X coordinate relative to the tree - * @ty: Y coordinate relative to the tree - * @wx: return location for widget X coordinate - * @wy: return location for widget Y coordinate - * - * Converts tree coordinates (coordinates in full scrollable area of the tree) - * to widget coordinates. - * - * Since: 2.12 - **/ -void -pspp_sheet_view_convert_tree_to_widget_coords (PsppSheetView *tree_view, - gint tx, - gint ty, - gint *wx, - gint *wy) -{ - gint x, y; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - pspp_sheet_view_convert_tree_to_bin_window_coords (tree_view, - tx, ty, - &x, &y); - pspp_sheet_view_convert_bin_window_to_widget_coords (tree_view, - x, y, - wx, wy); -} - -/** - * pspp_sheet_view_convert_widget_to_bin_window_coords: - * @tree_view: a #PsppSheetView - * @wx: X coordinate relative to the widget - * @wy: Y coordinate relative to the widget - * @bx: return location for bin_window X coordinate - * @by: return location for bin_window Y coordinate - * - * Converts widget coordinates to coordinates for the bin_window - * (see pspp_sheet_view_get_bin_window()). - * - * Since: 2.12 - **/ -void -pspp_sheet_view_convert_widget_to_bin_window_coords (PsppSheetView *tree_view, - gint wx, - gint wy, - gint *bx, - gint *by) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (bx) - *bx = wx + gtk_adjustment_get_value (tree_view->priv->hadjustment); - if (by) - *by = wy - TREE_VIEW_HEADER_HEIGHT (tree_view); -} - -/** - * pspp_sheet_view_convert_bin_window_to_widget_coords: - * @tree_view: a #PsppSheetView - * @bx: bin_window X coordinate - * @by: bin_window Y coordinate - * @wx: return location for widget X coordinate - * @wy: return location for widget Y coordinate - * - * Converts bin_window coordinates (see pspp_sheet_view_get_bin_window()) - * to widget relative coordinates. - * - * Since: 2.12 - **/ -void -pspp_sheet_view_convert_bin_window_to_widget_coords (PsppSheetView *tree_view, - gint bx, - gint by, - gint *wx, - gint *wy) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (wx) - *wx = bx - gtk_adjustment_get_value (tree_view->priv->hadjustment); - if (wy) - *wy = by + TREE_VIEW_HEADER_HEIGHT (tree_view); -} - -/** - * pspp_sheet_view_convert_tree_to_bin_window_coords: - * @tree_view: a #PsppSheetView - * @tx: tree X coordinate - * @ty: tree Y coordinate - * @bx: return location for X coordinate relative to bin_window - * @by: return location for Y coordinate relative to bin_window - * - * Converts tree coordinates (coordinates in full scrollable area of the tree) - * to bin_window coordinates. - * - * Since: 2.12 - **/ -void -pspp_sheet_view_convert_tree_to_bin_window_coords (PsppSheetView *tree_view, - gint tx, - gint ty, - gint *bx, - gint *by) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (bx) - *bx = tx; - if (by) - *by = ty - tree_view->priv->dy; -} - -/** - * pspp_sheet_view_convert_bin_window_to_tree_coords: - * @tree_view: a #PsppSheetView - * @bx: X coordinate relative to bin_window - * @by: Y coordinate relative to bin_window - * @tx: return location for tree X coordinate - * @ty: return location for tree Y coordinate - * - * Converts bin_window coordinates to coordinates for the - * tree (the full scrollable area of the tree). - * - * Since: 2.12 - **/ -void -pspp_sheet_view_convert_bin_window_to_tree_coords (PsppSheetView *tree_view, - gint bx, - gint by, - gint *tx, - gint *ty) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (tx) - *tx = bx; - if (ty) - *ty = by + tree_view->priv->dy; -} - - - -/** - * pspp_sheet_view_get_visible_range: - * @tree_view: A #PsppSheetView - * @start_path: (allow-none): Return location for start of region, or %NULL. - * @end_path: (allow-none): Return location for end of region, or %NULL. - * - * Sets @start_path and @end_path to be the first and last visible path. - * Note that there may be invisible paths in between. - * - * The paths should be freed with gtk_tree_path_free() after use. - * - * Returns: %TRUE, if valid paths were placed in @start_path and @end_path. - * - * Since: 2.8 - **/ -gboolean -pspp_sheet_view_get_visible_range (PsppSheetView *tree_view, - GtkTreePath **start_path, - GtkTreePath **end_path) -{ - int node; - gboolean retval; - - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), FALSE); - - if (!tree_view->priv->row_count) - return FALSE; - - retval = TRUE; - - if (start_path) - { - pspp_sheet_view_find_offset (tree_view, - TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, 0), - &node); - if (node >= 0) - *start_path = _pspp_sheet_view_find_path (tree_view, node); - else - retval = FALSE; - } - - if (end_path) - { - gint y; - - if (tree_view->priv->height < gtk_adjustment_get_page_size (tree_view->priv->vadjustment)) - y = tree_view->priv->height - 1; - else - y = TREE_WINDOW_Y_TO_RBTREE_Y (tree_view, gtk_adjustment_get_page_size (tree_view->priv->vadjustment)) - 1; - - pspp_sheet_view_find_offset (tree_view, y, &node); - if (node >= 0) - *end_path = _pspp_sheet_view_find_path (tree_view, node); - else - retval = FALSE; - } - - return retval; -} - -static void -unset_reorderable (PsppSheetView *tree_view) -{ - if (tree_view->priv->reorderable) - { - tree_view->priv->reorderable = FALSE; - g_object_notify (G_OBJECT (tree_view), "reorderable"); - } -} - -/** - * pspp_sheet_view_enable_model_drag_source: - * @tree_view: a #PsppSheetView - * @start_button_mask: Mask of allowed buttons to start drag - * @targets: the table of targets that the drag will support - * @n_targets: the number of items in @targets - * @actions: the bitmask of possible actions for a drag from this - * widget - * - * Turns @tree_view into a drag source for automatic DND. Calling this - * method sets #PsppSheetView:reorderable to %FALSE. - **/ -void -pspp_sheet_view_enable_model_drag_source (PsppSheetView *tree_view, - GdkModifierType start_button_mask, - const GtkTargetEntry *targets, - gint n_targets, - GdkDragAction actions) -{ - TreeViewDragInfo *di; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - gtk_drag_source_set (GTK_WIDGET (tree_view), - 0, - targets, - n_targets, - actions); - - di = ensure_info (tree_view); - - di->start_button_mask = start_button_mask; - di->source_actions = actions; - di->source_set = TRUE; - - unset_reorderable (tree_view); -} - -/** - * pspp_sheet_view_enable_model_drag_dest: - * @tree_view: a #PsppSheetView - * @targets: the table of targets that the drag will support - * @n_targets: the number of items in @targets - * @actions: the bitmask of possible actions for a drag from this - * widget - * - * Turns @tree_view into a drop destination for automatic DND. Calling - * this method sets #PsppSheetView:reorderable to %FALSE. - **/ -void -pspp_sheet_view_enable_model_drag_dest (PsppSheetView *tree_view, - const GtkTargetEntry *targets, - gint n_targets, - GdkDragAction actions) -{ - TreeViewDragInfo *di; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - gtk_drag_dest_set (GTK_WIDGET (tree_view), - 0, - targets, - n_targets, - actions); - - di = ensure_info (tree_view); - di->dest_set = TRUE; - - unset_reorderable (tree_view); -} - -/** - * pspp_sheet_view_unset_rows_drag_source: - * @tree_view: a #PsppSheetView - * - * Undoes the effect of - * pspp_sheet_view_enable_model_drag_source(). Calling this method sets - * #PsppSheetView:reorderable to %FALSE. - **/ -void -pspp_sheet_view_unset_rows_drag_source (PsppSheetView *tree_view) -{ - TreeViewDragInfo *di; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - di = get_info (tree_view); - - if (di) - { - if (di->source_set) - { - gtk_drag_source_unset (GTK_WIDGET (tree_view)); - di->source_set = FALSE; - } - - if (!di->dest_set && !di->source_set) - remove_info (tree_view); - } - - unset_reorderable (tree_view); -} - -/** - * pspp_sheet_view_unset_rows_drag_dest: - * @tree_view: a #PsppSheetView - * - * Undoes the effect of - * pspp_sheet_view_enable_model_drag_dest(). Calling this method sets - * #PsppSheetView:reorderable to %FALSE. - **/ -void -pspp_sheet_view_unset_rows_drag_dest (PsppSheetView *tree_view) -{ - TreeViewDragInfo *di; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - di = get_info (tree_view); - - if (di) - { - if (di->dest_set) - { - gtk_drag_dest_unset (GTK_WIDGET (tree_view)); - di->dest_set = FALSE; - } - - if (!di->dest_set && !di->source_set) - remove_info (tree_view); - } - - unset_reorderable (tree_view); -} - -/** - * pspp_sheet_view_set_drag_dest_row: - * @tree_view: a #PsppSheetView - * @path: (allow-none): The path of the row to highlight, or %NULL. - * @pos: Specifies whether to drop before, after or into the row - * - * Sets the row that is highlighted for feedback. - **/ -void -pspp_sheet_view_set_drag_dest_row (PsppSheetView *tree_view, - GtkTreePath *path, - PsppSheetViewDropPosition pos) -{ - GtkTreePath *current_dest; - - /* Note; this function is exported to allow a custom DND - * implementation, so it can't touch TreeViewDragInfo - */ - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - current_dest = NULL; - - if (tree_view->priv->drag_dest_row) - { - current_dest = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row); - gtk_tree_row_reference_free (tree_view->priv->drag_dest_row); - } - - /* special case a drop on an empty model */ - tree_view->priv->empty_view_drop = 0; - - if (pos == PSPP_SHEET_VIEW_DROP_BEFORE && path - && gtk_tree_path_get_depth (path) == 1 - && gtk_tree_path_get_indices (path)[0] == 0) - { - gint n_children; - - n_children = gtk_tree_model_iter_n_children (tree_view->priv->model, - NULL); - - if (!n_children) - tree_view->priv->empty_view_drop = 1; - } - - tree_view->priv->drag_dest_pos = pos; - - if (path) - { - tree_view->priv->drag_dest_row = - gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, path); - pspp_sheet_view_queue_draw_path (tree_view, path, NULL); - } - else - tree_view->priv->drag_dest_row = NULL; - - if (current_dest) - { - int node, new_node; - - _pspp_sheet_view_find_node (tree_view, current_dest, &node); - _pspp_sheet_view_queue_draw_node (tree_view, node, NULL); - - if (node >= 0) - { - new_node = pspp_sheet_view_node_next (tree_view, node); - if (new_node >= 0) - _pspp_sheet_view_queue_draw_node (tree_view, new_node, NULL); - - new_node = pspp_sheet_view_node_prev (tree_view, node); - if (new_node >= 0) - _pspp_sheet_view_queue_draw_node (tree_view, new_node, NULL); - } - gtk_tree_path_free (current_dest); - } -} - -/** - * pspp_sheet_view_get_drag_dest_row: - * @tree_view: a #PsppSheetView - * @path: (allow-none): Return location for the path of the highlighted row, or %NULL. - * @pos: (allow-none): Return location for the drop position, or %NULL - * - * Gets information about the row that is highlighted for feedback. - **/ -void -pspp_sheet_view_get_drag_dest_row (PsppSheetView *tree_view, - GtkTreePath **path, - PsppSheetViewDropPosition *pos) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (path) - { - if (tree_view->priv->drag_dest_row) - *path = gtk_tree_row_reference_get_path (tree_view->priv->drag_dest_row); - else - { - if (tree_view->priv->empty_view_drop) - *path = gtk_tree_path_new_from_indices (0, -1); - else - *path = NULL; - } - } - - if (pos) - *pos = tree_view->priv->drag_dest_pos; -} - -/** - * pspp_sheet_view_get_dest_row_at_pos: - * @tree_view: a #PsppSheetView - * @drag_x: the position to determine the destination row for - * @drag_y: the position to determine the destination row for - * @path: (allow-none): Return location for the path of the highlighted row, or %NULL. - * @pos: (allow-none): Return location for the drop position, or %NULL - * - * Determines the destination row for a given position. @drag_x and - * @drag_y are expected to be in widget coordinates. This function is only - * meaningful if @tree_view is realized. Therefore this function will always - * return %FALSE if @tree_view is not realized or does not have a model. - * - * Return value: whether there is a row at the given position, %TRUE if this - * is indeed the case. - **/ -gboolean -pspp_sheet_view_get_dest_row_at_pos (PsppSheetView *tree_view, - gint drag_x, - gint drag_y, - GtkTreePath **path, - PsppSheetViewDropPosition *pos) -{ - gint cell_y; - gint bin_x, bin_y; - gdouble offset_into_row; - gdouble third; - GdkRectangle cell; - PsppSheetViewColumn *column = NULL; - GtkTreePath *tmp_path = NULL; - - /* Note; this function is exported to allow a custom DND - * implementation, so it can't touch TreeViewDragInfo - */ - - g_return_val_if_fail (tree_view != NULL, FALSE); - g_return_val_if_fail (drag_x >= 0, FALSE); - g_return_val_if_fail (drag_y >= 0, FALSE); - - if (path) - *path = NULL; - - if (tree_view->priv->bin_window == NULL) - return FALSE; - - if (tree_view->priv->row_count == 0) - return FALSE; - - /* If in the top third of a row, we drop before that row; if - * in the bottom third, drop after that row; if in the middle, - * and the row has children, drop into the row. - */ - pspp_sheet_view_convert_widget_to_bin_window_coords (tree_view, drag_x, drag_y, - &bin_x, &bin_y); - - if (!pspp_sheet_view_get_path_at_pos (tree_view, - bin_x, - bin_y, - &tmp_path, - &column, - NULL, - &cell_y)) - return FALSE; - - pspp_sheet_view_get_background_area (tree_view, tmp_path, column, - &cell); - - offset_into_row = cell_y; - - if (path) - *path = tmp_path; - else - gtk_tree_path_free (tmp_path); - - tmp_path = NULL; - - third = cell.height / 3.0; - - if (pos) - { - if (offset_into_row < third) - { - *pos = PSPP_SHEET_VIEW_DROP_BEFORE; - } - else if (offset_into_row < (cell.height / 2.0)) - { - *pos = PSPP_SHEET_VIEW_DROP_INTO_OR_BEFORE; - } - else if (offset_into_row < third * 2.0) - { - *pos = PSPP_SHEET_VIEW_DROP_INTO_OR_AFTER; - } - else - { - *pos = PSPP_SHEET_VIEW_DROP_AFTER; - } - } - - return TRUE; -} - - - -/** - * pspp_sheet_view_set_destroy_count_func: - * @tree_view: A #PsppSheetView - * @func: (allow-none): Function to be called when a view row is destroyed, or %NULL - * @data: (allow-none): User data to be passed to @func, or %NULL - * @destroy: (allow-none): Destroy notifier for @data, or %NULL - * - * This function should almost never be used. It is meant for private use by - * ATK for determining the number of visible children that are removed when a row is deleted. - **/ -void -pspp_sheet_view_set_destroy_count_func (PsppSheetView *tree_view, - PsppSheetDestroyCountFunc func, - gpointer data, - GDestroyNotify destroy) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (tree_view->priv->destroy_count_destroy) - tree_view->priv->destroy_count_destroy (tree_view->priv->destroy_count_data); - - tree_view->priv->destroy_count_func = func; - tree_view->priv->destroy_count_data = data; - tree_view->priv->destroy_count_destroy = destroy; -} - - -/* - * Interactive search - */ - -/** - * pspp_sheet_view_set_enable_search: - * @tree_view: A #PsppSheetView - * @enable_search: %TRUE, if the user can search interactively - * - * If @enable_search is set, then the user can type in text to search through - * the tree interactively (this is sometimes called "typeahead find"). - * - * Note that even if this is %FALSE, the user can still initiate a search - * using the "start-interactive-search" key binding. - */ -void -pspp_sheet_view_set_enable_search (PsppSheetView *tree_view, - gboolean enable_search) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - enable_search = !!enable_search; - - if (tree_view->priv->enable_search != enable_search) - { - tree_view->priv->enable_search = enable_search; - g_object_notify (G_OBJECT (tree_view), "enable-search"); - } -} - -/** - * pspp_sheet_view_get_enable_search: - * @tree_view: A #PsppSheetView - * - * Returns whether or not the tree allows to start interactive searching - * by typing in text. - * - * Return value: whether or not to let the user search interactively - */ -gboolean -pspp_sheet_view_get_enable_search (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), FALSE); - - return tree_view->priv->enable_search; -} - - -/** - * pspp_sheet_view_get_search_column: - * @tree_view: A #PsppSheetView - * - * Gets the column searched on by the interactive search code. - * - * Return value: the column the interactive search code searches in. - */ -gint -pspp_sheet_view_get_search_column (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), -1); - - return (tree_view->priv->search_column); -} - -/** - * pspp_sheet_view_set_search_column: - * @tree_view: A #PsppSheetView - * @column: the column of the model to search in, or -1 to disable searching - * - * Sets @column as the column where the interactive search code should - * search in for the current model. - * - * If the search column is set, users can use the "start-interactive-search" - * key binding to bring up search popup. The enable-search property controls - * whether simply typing text will also start an interactive search. - * - * Note that @column refers to a column of the current model. The search - * column is reset to -1 when the model is changed. - */ -void -pspp_sheet_view_set_search_column (PsppSheetView *tree_view, - gint column) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (column >= -1); - - if (tree_view->priv->search_column == column) - return; - - tree_view->priv->search_column = column; - g_object_notify (G_OBJECT (tree_view), "search-column"); -} - -/** - * pspp_sheet_view_get_search_equal_func: - * @tree_view: A #PsppSheetView - * - * Returns the compare function currently in use. - * - * Return value: the currently used compare function for the search code. - */ - -PsppSheetViewSearchEqualFunc -pspp_sheet_view_get_search_equal_func (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), NULL); - - return tree_view->priv->search_equal_func; -} - -/** - * pspp_sheet_view_set_search_equal_func: - * @tree_view: A #PsppSheetView - * @search_equal_func: the compare function to use during the search - * @search_user_data: (allow-none): user data to pass to @search_equal_func, or %NULL - * @search_destroy: (allow-none): Destroy notifier for @search_user_data, or %NULL - * - * Sets the compare function for the interactive search capabilities; note - * that somewhat like strcmp() returning 0 for equality - * #PsppSheetViewSearchEqualFunc returns %FALSE on matches. - **/ -void -pspp_sheet_view_set_search_equal_func (PsppSheetView *tree_view, - PsppSheetViewSearchEqualFunc search_equal_func, - gpointer search_user_data, - GDestroyNotify search_destroy) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (search_equal_func != NULL); - - if (tree_view->priv->search_destroy) - tree_view->priv->search_destroy (tree_view->priv->search_user_data); - - tree_view->priv->search_equal_func = search_equal_func; - tree_view->priv->search_user_data = search_user_data; - tree_view->priv->search_destroy = search_destroy; - if (tree_view->priv->search_equal_func == NULL) - tree_view->priv->search_equal_func = pspp_sheet_view_search_equal_func; -} - -/** - * pspp_sheet_view_get_search_entry: - * @tree_view: A #PsppSheetView - * - * Returns the #GtkEntry which is currently in use as interactive search - * entry for @tree_view. In case the built-in entry is being used, %NULL - * will be returned. - * - * Return value: the entry currently in use as search entry. - * - * Since: 2.10 - */ -GtkEntry * -pspp_sheet_view_get_search_entry (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), NULL); - - if (tree_view->priv->search_custom_entry_set) - return GTK_ENTRY (tree_view->priv->search_entry); - - return NULL; -} - -/** - * pspp_sheet_view_set_search_entry: - * @tree_view: A #PsppSheetView - * @entry: (allow-none): the entry the interactive search code of @tree_view should use or %NULL - * - * Sets the entry which the interactive search code will use for this - * @tree_view. This is useful when you want to provide a search entry - * in our interface at all time at a fixed position. Passing %NULL for - * @entry will make the interactive search code use the built-in popup - * entry again. - * - * Since: 2.10 - */ -void -pspp_sheet_view_set_search_entry (PsppSheetView *tree_view, - GtkEntry *entry) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (entry == NULL || GTK_IS_ENTRY (entry)); - - if (tree_view->priv->search_custom_entry_set) - { - if (tree_view->priv->search_entry_changed_id) - { - g_signal_handler_disconnect (tree_view->priv->search_entry, - tree_view->priv->search_entry_changed_id); - tree_view->priv->search_entry_changed_id = 0; - } - g_signal_handlers_disconnect_by_func (tree_view->priv->search_entry, - G_CALLBACK (pspp_sheet_view_search_key_press_event), - tree_view); - - g_object_unref (tree_view->priv->search_entry); - } - else if (tree_view->priv->search_window) - { - gtk_widget_destroy (tree_view->priv->search_window); - - tree_view->priv->search_window = NULL; - } - - if (entry) - { - tree_view->priv->search_entry = g_object_ref (entry); - tree_view->priv->search_custom_entry_set = TRUE; - - if (tree_view->priv->search_entry_changed_id == 0) - { - tree_view->priv->search_entry_changed_id = - g_signal_connect (tree_view->priv->search_entry, "changed", - G_CALLBACK (pspp_sheet_view_search_init), - tree_view); - } - - g_signal_connect (tree_view->priv->search_entry, "key-press-event", - G_CALLBACK (pspp_sheet_view_search_key_press_event), - tree_view); - - pspp_sheet_view_search_init (tree_view->priv->search_entry, tree_view); - } - else - { - tree_view->priv->search_entry = NULL; - tree_view->priv->search_custom_entry_set = FALSE; - } -} - -/** - * pspp_sheet_view_set_search_position_func: - * @tree_view: A #PsppSheetView - * @func: (allow-none): the function to use to position the search dialog, or %NULL - * to use the default search position function - * @data: (allow-none): user data to pass to @func, or %NULL - * @destroy: (allow-none): Destroy notifier for @data, or %NULL - * - * Sets the function to use when positioning the search dialog. - * - * Since: 2.10 - **/ -void -pspp_sheet_view_set_search_position_func (PsppSheetView *tree_view, - PsppSheetViewSearchPositionFunc func, - gpointer user_data, - GDestroyNotify destroy) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (tree_view->priv->search_position_destroy) - tree_view->priv->search_position_destroy (tree_view->priv->search_position_user_data); - - tree_view->priv->search_position_func = func; - tree_view->priv->search_position_user_data = user_data; - tree_view->priv->search_position_destroy = destroy; - if (tree_view->priv->search_position_func == NULL) - tree_view->priv->search_position_func = pspp_sheet_view_search_position_func; -} - -/** - * pspp_sheet_view_get_search_position_func: - * @tree_view: A #PsppSheetView - * - * Returns the positioning function currently in use. - * - * Return value: the currently used function for positioning the search dialog. - * - * Since: 2.10 - */ -PsppSheetViewSearchPositionFunc -pspp_sheet_view_get_search_position_func (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), NULL); - - return tree_view->priv->search_position_func; -} - - -static void -pspp_sheet_view_search_dialog_hide (GtkWidget *search_dialog, - PsppSheetView *tree_view) -{ - if (tree_view->priv->disable_popdown) - return; - - if (tree_view->priv->search_entry_changed_id) - { - g_signal_handler_disconnect (tree_view->priv->search_entry, - tree_view->priv->search_entry_changed_id); - tree_view->priv->search_entry_changed_id = 0; - } - if (tree_view->priv->typeselect_flush_timeout) - { - g_source_remove (tree_view->priv->typeselect_flush_timeout); - tree_view->priv->typeselect_flush_timeout = 0; - } - - if (gtk_widget_get_visible (search_dialog)) - { - /* send focus-in event */ - send_focus_change (GTK_WIDGET (tree_view->priv->search_entry), FALSE); - gtk_widget_hide (search_dialog); - gtk_entry_set_text (GTK_ENTRY (tree_view->priv->search_entry), ""); - send_focus_change (GTK_WIDGET (tree_view), TRUE); - } -} - -static void -pspp_sheet_view_search_position_func (PsppSheetView *tree_view, - GtkWidget *search_dialog, - gpointer user_data) -{ - gint x, y; - gint tree_x, tree_y; - gint tree_width, tree_height; - GdkWindow *tree_window = gtk_widget_get_window (GTK_WIDGET (tree_view)); - GdkScreen *screen = gdk_window_get_screen (tree_window); - GtkRequisition requisition; - gint monitor_num; - GdkRectangle monitor; - - monitor_num = gdk_screen_get_monitor_at_window (screen, tree_window); - gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor); - - gtk_widget_realize (search_dialog); - - gdk_window_get_origin (tree_window, &tree_x, &tree_y); - tree_width = gdk_window_get_width (tree_window); - tree_height = gdk_window_get_height (tree_window); - - gtk_widget_size_request (search_dialog, &requisition); - - if (tree_x + tree_width > gdk_screen_get_width (screen)) - x = gdk_screen_get_width (screen) - requisition.width; - else if (tree_x + tree_width - requisition.width < 0) - x = 0; - else - x = tree_x + tree_width - requisition.width; - - if (tree_y + tree_height + requisition.height > gdk_screen_get_height (screen)) - y = gdk_screen_get_height (screen) - requisition.height; - else if (tree_y + tree_height < 0) /* isn't really possible ... */ - y = 0; - else - y = tree_y + tree_height; - - gtk_window_move (GTK_WINDOW (search_dialog), x, y); -} - -static void -pspp_sheet_view_search_disable_popdown (GtkEntry *entry, - GtkMenu *menu, - gpointer data) -{ - PsppSheetView *tree_view = (PsppSheetView *)data; - - tree_view->priv->disable_popdown = 1; - g_signal_connect (menu, "hide", - G_CALLBACK (pspp_sheet_view_search_enable_popdown), data); -} - - -static void -pspp_sheet_view_search_activate (GtkEntry *entry, - PsppSheetView *tree_view) -{ - GtkTreePath *path; - int node; - - pspp_sheet_view_search_dialog_hide (tree_view->priv->search_window, - tree_view); - - /* If we have a row selected and it's the cursor row, we activate - * the row XXX */ - if (gtk_tree_row_reference_valid (tree_view->priv->cursor)) - { - path = gtk_tree_row_reference_get_path (tree_view->priv->cursor); - - _pspp_sheet_view_find_node (tree_view, path, &node); - - if (node >= 0 && pspp_sheet_view_node_is_selected (tree_view, node)) - pspp_sheet_view_row_activated (tree_view, path, tree_view->priv->focus_column); - - gtk_tree_path_free (path); - } -} - -static gboolean -pspp_sheet_view_real_search_enable_popdown (gpointer data) -{ - PsppSheetView *tree_view = (PsppSheetView *)data; - - tree_view->priv->disable_popdown = 0; - - return FALSE; -} - -static void -pspp_sheet_view_search_enable_popdown (GtkWidget *widget, - gpointer data) -{ - gdk_threads_add_timeout_full (G_PRIORITY_HIGH, 200, pspp_sheet_view_real_search_enable_popdown, g_object_ref (data), g_object_unref); -} - -static gboolean -pspp_sheet_view_search_delete_event (GtkWidget *widget, - GdkEventAny *event, - PsppSheetView *tree_view) -{ - g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE); - - pspp_sheet_view_search_dialog_hide (widget, tree_view); - - return TRUE; -} - -static gboolean -pspp_sheet_view_search_button_press_event (GtkWidget *widget, - GdkEventButton *event, - PsppSheetView *tree_view) -{ - g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE); - - pspp_sheet_view_search_dialog_hide (widget, tree_view); - - if (event->window == tree_view->priv->bin_window) - pspp_sheet_view_button_press (GTK_WIDGET (tree_view), event); - - return TRUE; -} - -static gboolean -pspp_sheet_view_search_scroll_event (GtkWidget *widget, - GdkEventScroll *event, - PsppSheetView *tree_view) -{ - gboolean retval = FALSE; - - if (event->direction == GDK_SCROLL_UP) - { - pspp_sheet_view_search_move (widget, tree_view, TRUE); - retval = TRUE; - } - else if (event->direction == GDK_SCROLL_DOWN) - { - pspp_sheet_view_search_move (widget, tree_view, FALSE); - retval = TRUE; - } - - /* renew the flush timeout */ - if (retval && tree_view->priv->typeselect_flush_timeout - && !tree_view->priv->search_custom_entry_set) - { - g_source_remove (tree_view->priv->typeselect_flush_timeout); - tree_view->priv->typeselect_flush_timeout = - gdk_threads_add_timeout (PSPP_SHEET_VIEW_SEARCH_DIALOG_TIMEOUT, - (GSourceFunc) pspp_sheet_view_search_entry_flush_timeout, - tree_view); - } - - return retval; -} - -static gboolean -pspp_sheet_view_search_key_press_event (GtkWidget *widget, - GdkEventKey *event, - PsppSheetView *tree_view) -{ - gboolean retval = FALSE; - - g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE); - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), FALSE); - - /* close window and cancel the search */ - if (!tree_view->priv->search_custom_entry_set - && (event->keyval == GDK_Escape || - event->keyval == GDK_Tab || - event->keyval == GDK_KP_Tab || - event->keyval == GDK_ISO_Left_Tab)) - { - pspp_sheet_view_search_dialog_hide (widget, tree_view); - return TRUE; - } - - /* select previous matching iter */ - if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up) - { - if (!pspp_sheet_view_search_move (widget, tree_view, TRUE)) - gtk_widget_error_bell (widget); - - retval = TRUE; - } - - if (((event->state & (GTK_DEFAULT_ACCEL_MOD_MASK | GDK_SHIFT_MASK)) == (GTK_DEFAULT_ACCEL_MOD_MASK | GDK_SHIFT_MASK)) - && (event->keyval == GDK_g || event->keyval == GDK_G)) - { - if (!pspp_sheet_view_search_move (widget, tree_view, TRUE)) - gtk_widget_error_bell (widget); - - retval = TRUE; - } - - /* select next matching iter */ - if (event->keyval == GDK_Down || event->keyval == GDK_KP_Down) - { - if (!pspp_sheet_view_search_move (widget, tree_view, FALSE)) - gtk_widget_error_bell (widget); - - retval = TRUE; - } - - if (((event->state & (GTK_DEFAULT_ACCEL_MOD_MASK | GDK_SHIFT_MASK)) == GTK_DEFAULT_ACCEL_MOD_MASK) - && (event->keyval == GDK_g || event->keyval == GDK_G)) - { - if (!pspp_sheet_view_search_move (widget, tree_view, FALSE)) - gtk_widget_error_bell (widget); - - retval = TRUE; - } - - /* renew the flush timeout */ - if (retval && tree_view->priv->typeselect_flush_timeout - && !tree_view->priv->search_custom_entry_set) - { - g_source_remove (tree_view->priv->typeselect_flush_timeout); - tree_view->priv->typeselect_flush_timeout = - gdk_threads_add_timeout (PSPP_SHEET_VIEW_SEARCH_DIALOG_TIMEOUT, - (GSourceFunc) pspp_sheet_view_search_entry_flush_timeout, - tree_view); - } - - return retval; -} - -/* this function returns FALSE if there is a search string but - * nothing was found, and TRUE otherwise. - */ -static gboolean -pspp_sheet_view_search_move (GtkWidget *window, - PsppSheetView *tree_view, - gboolean up) -{ - gboolean ret; - gint len; - gint count = 0; - const gchar *text; - GtkTreeIter iter; - GtkTreeModel *model; - PsppSheetSelection *selection; - - text = gtk_entry_get_text (GTK_ENTRY (tree_view->priv->search_entry)); - - g_return_val_if_fail (text != NULL, FALSE); - - len = strlen (text); - - if (up && tree_view->priv->selected_iter == 1) - return strlen (text) < 1; - - len = strlen (text); - - if (len < 1) - return TRUE; - - model = pspp_sheet_view_get_model (tree_view); - selection = pspp_sheet_view_get_selection (tree_view); - - /* search */ - pspp_sheet_selection_unselect_all (selection); - if (!gtk_tree_model_get_iter_first (model, &iter)) - return TRUE; - - ret = pspp_sheet_view_search_iter (model, selection, &iter, text, - &count, up?((tree_view->priv->selected_iter) - 1):((tree_view->priv->selected_iter + 1))); - - if (ret) - { - /* found */ - tree_view->priv->selected_iter += up?(-1):(1); - return TRUE; - } - else - { - /* return to old iter */ - count = 0; - gtk_tree_model_get_iter_first (model, &iter); - pspp_sheet_view_search_iter (model, selection, - &iter, text, - &count, tree_view->priv->selected_iter); - return FALSE; - } -} - -static gboolean -pspp_sheet_view_search_equal_func (GtkTreeModel *model, - gint column, - const gchar *key, - GtkTreeIter *iter, - gpointer search_data) -{ - gboolean retval = TRUE; - const gchar *str; - gchar *normalized_string; - gchar *normalized_key; - gchar *case_normalized_string = NULL; - gchar *case_normalized_key = NULL; - GValue value = {0,}; - GValue transformed = {0,}; - - gtk_tree_model_get_value (model, iter, column, &value); - - g_value_init (&transformed, G_TYPE_STRING); - - if (!g_value_transform (&value, &transformed)) - { - g_value_unset (&value); - return TRUE; - } - - g_value_unset (&value); - - str = g_value_get_string (&transformed); - if (!str) - { - g_value_unset (&transformed); - return TRUE; - } - - normalized_string = g_utf8_normalize (str, -1, G_NORMALIZE_ALL); - normalized_key = g_utf8_normalize (key, -1, G_NORMALIZE_ALL); - - if (normalized_string && normalized_key) - { - case_normalized_string = g_utf8_casefold (normalized_string, -1); - case_normalized_key = g_utf8_casefold (normalized_key, -1); - - if (strncmp (case_normalized_key, case_normalized_string, strlen (case_normalized_key)) == 0) - retval = FALSE; - } - - g_value_unset (&transformed); - g_free (normalized_key); - g_free (normalized_string); - g_free (case_normalized_key); - g_free (case_normalized_string); - - return retval; -} - -static gboolean -pspp_sheet_view_search_iter (GtkTreeModel *model, - PsppSheetSelection *selection, - GtkTreeIter *iter, - const gchar *text, - gint *count, - gint n) -{ - int node = -1; - GtkTreePath *path; - - PsppSheetView *tree_view = pspp_sheet_selection_get_tree_view (selection); - - path = gtk_tree_model_get_path (model, iter); - _pspp_sheet_view_find_node (tree_view, path, &node); - - do - { - gboolean done = FALSE; - - if (! tree_view->priv->search_equal_func (model, tree_view->priv->search_column, text, iter, tree_view->priv->search_user_data)) - { - (*count)++; - if (*count == n) - { - pspp_sheet_view_scroll_to_cell (tree_view, path, NULL, - TRUE, 0.5, 0.0); - pspp_sheet_selection_select_iter (selection, iter); - pspp_sheet_view_real_set_cursor (tree_view, path, FALSE, TRUE, 0); - - if (path) - gtk_tree_path_free (path); - - return TRUE; - } - } - - - do - { - node = pspp_sheet_view_node_next (tree_view, node); - - if (node >= 0) - { - gboolean has_next; - - has_next = gtk_tree_model_iter_next (model, iter); - - done = TRUE; - gtk_tree_path_next (path); - - /* sanity check */ - TREE_VIEW_INTERNAL_ASSERT (has_next, FALSE); - } - else - { - if (path) - gtk_tree_path_free (path); - - /* we've run out of tree, done with this func */ - return FALSE; - } - } - while (!done); - } - while (1); - - return FALSE; -} - -static void -pspp_sheet_view_search_init (GtkWidget *entry, - PsppSheetView *tree_view) -{ - gint ret; - gint count = 0; - const gchar *text; - GtkTreeIter iter; - GtkTreeModel *model; - PsppSheetSelection *selection; - - g_return_if_fail (GTK_IS_ENTRY (entry)); - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - text = gtk_entry_get_text (GTK_ENTRY (entry)); - - model = pspp_sheet_view_get_model (tree_view); - selection = pspp_sheet_view_get_selection (tree_view); - - /* search */ - pspp_sheet_selection_unselect_all (selection); - if (tree_view->priv->typeselect_flush_timeout - && !tree_view->priv->search_custom_entry_set) - { - g_source_remove (tree_view->priv->typeselect_flush_timeout); - tree_view->priv->typeselect_flush_timeout = - gdk_threads_add_timeout (PSPP_SHEET_VIEW_SEARCH_DIALOG_TIMEOUT, - (GSourceFunc) pspp_sheet_view_search_entry_flush_timeout, - tree_view); - } - - if (*text == '\0') - return; - - if (!gtk_tree_model_get_iter_first (model, &iter)) - return; - - ret = pspp_sheet_view_search_iter (model, selection, - &iter, text, - &count, 1); - - if (ret) - tree_view->priv->selected_iter = 1; -} - -static void -pspp_sheet_view_remove_widget (GtkCellEditable *cell_editable, - PsppSheetView *tree_view) -{ - if (tree_view->priv->edited_column == NULL) - return; - - _pspp_sheet_view_column_stop_editing (tree_view->priv->edited_column); - tree_view->priv->edited_column = NULL; - - if (gtk_widget_has_focus (GTK_WIDGET (cell_editable))) - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - - g_signal_handlers_disconnect_by_func (cell_editable, - pspp_sheet_view_remove_widget, - tree_view); - g_signal_handlers_disconnect_by_func (cell_editable, - pspp_sheet_view_editable_button_press_event, - tree_view); - g_signal_handlers_disconnect_by_func (cell_editable, - pspp_sheet_view_editable_clicked, - tree_view); - - gtk_container_remove (GTK_CONTAINER (tree_view), - GTK_WIDGET (cell_editable)); - - /* FIXME should only redraw a single node */ - gtk_widget_queue_draw (GTK_WIDGET (tree_view)); -} - -static gboolean -pspp_sheet_view_start_editing (PsppSheetView *tree_view, - GtkTreePath *cursor_path) -{ - GtkTreeIter iter; - GdkRectangle background_area; - GdkRectangle cell_area; - GtkCellEditable *editable_widget = NULL; - gchar *path_string; - guint flags = 0; /* can be 0, as the flags are primarily for rendering */ - gint retval = FALSE; - int cursor_node; - - g_assert (tree_view->priv->focus_column); - - if (!gtk_widget_get_realized (GTK_WIDGET (tree_view))) - return FALSE; - - _pspp_sheet_view_find_node (tree_view, cursor_path, &cursor_node); - if (cursor_node < 0) - return FALSE; - - path_string = gtk_tree_path_to_string (cursor_path); - gtk_tree_model_get_iter (tree_view->priv->model, &iter, cursor_path); - - pspp_sheet_view_column_cell_set_cell_data (tree_view->priv->focus_column, - tree_view->priv->model, - &iter); - pspp_sheet_view_get_background_area (tree_view, - cursor_path, - tree_view->priv->focus_column, - &background_area); - pspp_sheet_view_get_cell_area (tree_view, - cursor_path, - tree_view->priv->focus_column, - &cell_area); - - if (_pspp_sheet_view_column_cell_event (tree_view->priv->focus_column, - &editable_widget, - NULL, - path_string, - &background_area, - &cell_area, - flags)) - { - retval = TRUE; - if (editable_widget != NULL) - { - gint left, right; - GdkRectangle area; - GtkCellRenderer *cell; - - area = cell_area; - cell = _pspp_sheet_view_column_get_edited_cell (tree_view->priv->focus_column); - - _pspp_sheet_view_column_get_neighbor_sizes (tree_view->priv->focus_column, cell, &left, &right); - - area.x += left; - area.width -= right + left; - - pspp_sheet_view_real_start_editing (tree_view, - tree_view->priv->focus_column, - cursor_path, - editable_widget, - &area, - NULL, - flags); - } - - } - g_free (path_string); - return retval; -} - -static gboolean -pspp_sheet_view_editable_button_press_event (GtkWidget *widget, - GdkEventButton *event, - PsppSheetView *sheet_view) -{ - gint node; - - node = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (widget), - "pspp-sheet-view-node")); - return pspp_sheet_view_row_head_clicked (sheet_view, - node, - sheet_view->priv->edited_column, - event); -} - -static void -pspp_sheet_view_editable_clicked (GtkButton *button, - PsppSheetView *sheet_view) -{ - pspp_sheet_view_editable_button_press_event (GTK_WIDGET (button), NULL, - sheet_view); -} - -static gboolean -is_all_selected (GtkWidget *widget) -{ - GtkEntryBuffer *buffer; - gint start_pos, end_pos; - - if (!GTK_IS_ENTRY (widget)) - return FALSE; - - buffer = gtk_entry_get_buffer (GTK_ENTRY (widget)); - return (gtk_editable_get_selection_bounds (GTK_EDITABLE (widget), - &start_pos, &end_pos) - && start_pos == 0 - && end_pos == gtk_entry_buffer_get_length (buffer)); -} - -static gboolean -is_at_left (GtkWidget *widget) -{ - return (GTK_IS_ENTRY (widget) - && gtk_editable_get_position (GTK_EDITABLE (widget)) == 0); -} - -static gboolean -is_at_right (GtkWidget *widget) -{ - GtkEntryBuffer *buffer; - gint length; - - if (!GTK_IS_ENTRY (widget)) - return FALSE; - - buffer = gtk_entry_get_buffer (GTK_ENTRY (widget)); - length = gtk_entry_buffer_get_length (buffer); - return gtk_editable_get_position (GTK_EDITABLE (widget)) == length; -} - -static gboolean -pspp_sheet_view_event (GtkWidget *widget, - GdkEventKey *event, - PsppSheetView *tree_view) -{ - PsppSheetViewColumn *column; - GtkTreePath *path; - gboolean handled; - gboolean cancel; - guint keyval; - gint row; - - /* Intercept only key press events. - It would make sense to use "key-press-event" instead of "event", but - GtkEntry attaches its own signal handler to "key-press-event" that runs - before ours and overrides our desired behavior for GDK_Up and GDK_Down. - */ - if (event->type != GDK_KEY_PRESS) - return FALSE; - - keyval = event->keyval; - cancel = FALSE; - switch (event->state & (GDK_CONTROL_MASK | GDK_SHIFT_MASK | GDK_MOD1_MASK)) - { - case 0: - switch (event->keyval) - { - case GDK_Left: case GDK_KP_Left: - case GDK_Home: case GDK_KP_Home: - if (!is_all_selected (widget) && !is_at_left (widget)) - return FALSE; - break; - - case GDK_Right: case GDK_KP_Right: - case GDK_End: case GDK_KP_End: - if (!is_all_selected (widget) && !is_at_right (widget)) - return FALSE; - break; - - case GDK_Up: case GDK_KP_Up: - case GDK_Down: case GDK_KP_Down: - break; - - case GDK_Page_Up: case GDK_KP_Page_Up: - case GDK_Page_Down: case GDK_KP_Page_Down: - break; - - case GDK_Escape: - cancel = TRUE; - break; - - case GDK_Return: - keyval = GDK_Down; - break; - - case GDK_Tab: case GDK_KP_Tab: - case GDK_ISO_Left_Tab: - keyval = GDK_Tab; - break; - - default: - return FALSE; - } - break; - - case GDK_SHIFT_MASK: - switch (event->keyval) - { - case GDK_Tab: - case GDK_ISO_Left_Tab: - keyval = GDK_Tab; - break; - - default: - return FALSE; - } - break; - - case GDK_CONTROL_MASK: - switch (event->keyval) - { - case GDK_Left: case GDK_KP_Left: - if (!is_all_selected (widget) && !is_at_left (widget)) - return FALSE; - break; - - case GDK_Right: case GDK_KP_Right: - if (!is_all_selected (widget) && !is_at_right (widget)) - return FALSE; - break; - - case GDK_Up: case GDK_KP_Up: - case GDK_Down: case GDK_KP_Down: - break; - - default: - return FALSE; - } - break; - - default: - return FALSE; - } - - row = tree_view->priv->edited_row; - column = tree_view->priv->edited_column; - path = gtk_tree_path_new_from_indices (row, -1); - - pspp_sheet_view_stop_editing (tree_view, cancel); - gtk_widget_grab_focus (GTK_WIDGET (tree_view)); - - pspp_sheet_view_set_cursor (tree_view, path, column, FALSE); - gtk_tree_path_free (path); - - handled = gtk_binding_set_activate (edit_bindings, keyval, event->state, - G_OBJECT (tree_view)); - if (handled) - g_signal_stop_emission_by_name (widget, "event"); - - pspp_sheet_view_get_cursor (tree_view, &path, NULL); - pspp_sheet_view_start_editing (tree_view, path); - gtk_tree_path_free (path); - - return handled; -} - -static void -pspp_sheet_view_override_cell_keypresses (GtkWidget *widget, - gpointer data) -{ - PsppSheetView *sheet_view = data; - - g_signal_connect (widget, "event", - G_CALLBACK (pspp_sheet_view_event), - sheet_view); - - if (GTK_IS_CONTAINER (widget)) - gtk_container_foreach (GTK_CONTAINER (widget), - pspp_sheet_view_override_cell_keypresses, - data); -} - -static void -pspp_sheet_view_real_start_editing (PsppSheetView *tree_view, - PsppSheetViewColumn *column, - GtkTreePath *path, - GtkCellEditable *cell_editable, - GdkRectangle *cell_area, - GdkEvent *event, - guint flags) -{ - PsppSheetSelectionMode mode = pspp_sheet_selection_get_mode (tree_view->priv->selection); - gint pre_val = gtk_adjustment_get_value (tree_view->priv->vadjustment); - gint row; - - g_return_if_fail (gtk_tree_path_get_depth (path) == 1); - - tree_view->priv->edited_column = column; - _pspp_sheet_view_column_start_editing (column, GTK_CELL_EDITABLE (cell_editable)); - - row = gtk_tree_path_get_indices (path)[0]; - tree_view->priv->edited_row = row; - pspp_sheet_view_real_set_cursor (tree_view, path, FALSE, TRUE, 0); - cell_area->y += pre_val - (int)gtk_adjustment_get_value (tree_view->priv->vadjustment); - - pspp_sheet_selection_unselect_all_columns (tree_view->priv->selection); - pspp_sheet_selection_select_column (tree_view->priv->selection, column); - tree_view->priv->anchor_column = column; - - PSPP_SHEET_VIEW_SET_FLAG (tree_view, PSPP_SHEET_VIEW_DRAW_KEYFOCUS); - - pspp_sheet_view_put (tree_view, - GTK_WIDGET (cell_editable), - path, - column); - - gtk_cell_editable_start_editing (GTK_CELL_EDITABLE (cell_editable), - (GdkEvent *)event); - - gtk_widget_grab_focus (GTK_WIDGET (cell_editable)); - g_signal_connect (cell_editable, "remove-widget", - G_CALLBACK (pspp_sheet_view_remove_widget), tree_view); - if (mode == PSPP_SHEET_SELECTION_RECTANGLE && column->row_head && - GTK_IS_BUTTON (cell_editable)) - { - g_signal_connect (cell_editable, "button-press-event", - G_CALLBACK (pspp_sheet_view_editable_button_press_event), - tree_view); - g_object_set_data (G_OBJECT (cell_editable), "pspp-sheet-view-node", - GINT_TO_POINTER (row)); - g_signal_connect (cell_editable, "clicked", - G_CALLBACK (pspp_sheet_view_editable_clicked), - tree_view); - } - - pspp_sheet_view_override_cell_keypresses (GTK_WIDGET (cell_editable), - tree_view); -} - -void -pspp_sheet_view_stop_editing (PsppSheetView *tree_view, - gboolean cancel_editing) -{ - PsppSheetViewColumn *column; - GtkCellRenderer *cell; - - if (tree_view->priv->edited_column == NULL) - return; - - /* - * This is very evil. We need to do this, because - * gtk_cell_editable_editing_done may trigger pspp_sheet_view_row_changed - * later on. If pspp_sheet_view_row_changed notices - * tree_view->priv->edited_column != NULL, it'll call - * pspp_sheet_view_stop_editing again. Bad things will happen then. - * - * Please read that again if you intend to modify anything here. - */ - - column = tree_view->priv->edited_column; - tree_view->priv->edited_column = NULL; - - cell = _pspp_sheet_view_column_get_edited_cell (column); - gtk_cell_renderer_stop_editing (cell, cancel_editing); - - if (!cancel_editing) - gtk_cell_editable_editing_done (column->editable_widget); - - tree_view->priv->edited_column = column; - - gtk_cell_editable_remove_widget (column->editable_widget); -} - - -/** - * pspp_sheet_view_set_hover_selection: - * @tree_view: a #PsppSheetView - * @hover: %TRUE to enable hover selection mode - * - * Enables of disables the hover selection mode of @tree_view. - * Hover selection makes the selected row follow the pointer. - * Currently, this works only for the selection modes - * %PSPP_SHEET_SELECTION_SINGLE and %PSPP_SHEET_SELECTION_BROWSE. - * - * Since: 2.6 - **/ -void -pspp_sheet_view_set_hover_selection (PsppSheetView *tree_view, - gboolean hover) -{ - hover = hover != FALSE; - - if (hover != tree_view->priv->hover_selection) - { - tree_view->priv->hover_selection = hover; - - g_object_notify (G_OBJECT (tree_view), "hover-selection"); - } -} - -/** - * pspp_sheet_view_get_hover_selection: - * @tree_view: a #PsppSheetView - * - * Returns whether hover selection mode is turned on for @tree_view. - * - * Return value: %TRUE if @tree_view is in hover selection mode - * - * Since: 2.6 - **/ -gboolean -pspp_sheet_view_get_hover_selection (PsppSheetView *tree_view) -{ - return tree_view->priv->hover_selection; -} - -/** - * pspp_sheet_view_set_rubber_banding: - * @tree_view: a #PsppSheetView - * @enable: %TRUE to enable rubber banding - * - * Enables or disables rubber banding in @tree_view. If the selection mode is - * #PSPP_SHEET_SELECTION_MULTIPLE or #PSPP_SHEET_SELECTION_RECTANGLE, rubber - * banding will allow the user to select multiple rows by dragging the mouse. - * - * Since: 2.10 - **/ -void -pspp_sheet_view_set_rubber_banding (PsppSheetView *tree_view, - gboolean enable) -{ - enable = enable != FALSE; - - if (enable != tree_view->priv->rubber_banding_enable) - { - tree_view->priv->rubber_banding_enable = enable; - - g_object_notify (G_OBJECT (tree_view), "rubber-banding"); - } -} - -/** - * pspp_sheet_view_get_rubber_banding: - * @tree_view: a #PsppSheetView - * - * Returns whether rubber banding is turned on for @tree_view. If the - * selection mode is #PSPP_SHEET_SELECTION_MULTIPLE or - * #PSPP_SHEET_SELECTION_RECTANGLE, rubber banding will allow the user to - * select multiple rows by dragging the mouse. - * - * Return value: %TRUE if rubber banding in @tree_view is enabled. - * - * Since: 2.10 - **/ -gboolean -pspp_sheet_view_get_rubber_banding (PsppSheetView *tree_view) -{ - return tree_view->priv->rubber_banding_enable; -} - -/** - * pspp_sheet_view_is_rubber_banding_active: - * @tree_view: a #PsppSheetView - * - * Returns whether a rubber banding operation is currently being done - * in @tree_view. - * - * Return value: %TRUE if a rubber banding operation is currently being - * done in @tree_view. - * - * Since: 2.12 - **/ -gboolean -pspp_sheet_view_is_rubber_banding_active (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), FALSE); - - if (tree_view->priv->rubber_banding_enable - && tree_view->priv->rubber_band_status == RUBBER_BAND_ACTIVE) - return TRUE; - - return FALSE; -} - -static void -pspp_sheet_view_grab_notify (GtkWidget *widget, - gboolean was_grabbed) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - - tree_view->priv->in_grab = !was_grabbed; - - if (!was_grabbed) - { - tree_view->priv->pressed_button = -1; - - if (tree_view->priv->rubber_band_status) - pspp_sheet_view_stop_rubber_band (tree_view); - } -} - -static void -pspp_sheet_view_state_changed (GtkWidget *widget, - GtkStateType previous_state) -{ - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - - if (gtk_widget_get_realized (widget)) - { - GtkStyle *style = gtk_widget_get_style (widget); - gdk_window_set_background (tree_view->priv->bin_window, &style->base[gtk_widget_get_state (widget)]); - } - - gtk_widget_queue_draw (widget); -} - -/** - * pspp_sheet_view_get_grid_lines: - * @tree_view: a #PsppSheetView - * - * Returns which grid lines are enabled in @tree_view. - * - * Return value: a #PsppSheetViewGridLines value indicating which grid lines - * are enabled. - * - * Since: 2.10 - */ -PsppSheetViewGridLines -pspp_sheet_view_get_grid_lines (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), 0); - - return tree_view->priv->grid_lines; -} - -/** - * pspp_sheet_view_set_grid_lines: - * @tree_view: a #PsppSheetView - * @grid_lines: a #PsppSheetViewGridLines value indicating which grid lines to - * enable. - * - * Sets which grid lines to draw in @tree_view. - * - * Since: 2.10 - */ -void -pspp_sheet_view_set_grid_lines (PsppSheetView *tree_view, - PsppSheetViewGridLines grid_lines) -{ - PsppSheetViewPrivate *priv; - PsppSheetViewGridLines old_grid_lines; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - priv = tree_view->priv; - - old_grid_lines = priv->grid_lines; - priv->grid_lines = grid_lines; - - if (old_grid_lines != grid_lines) - { - gtk_widget_queue_draw (GTK_WIDGET (tree_view)); - - g_object_notify (G_OBJECT (tree_view), "enable-grid-lines"); - } -} - -/** - * pspp_sheet_view_get_special_cells: - * @tree_view: a #PsppSheetView - * - * Returns which grid lines are enabled in @tree_view. - * - * Return value: a #PsppSheetViewSpecialCells value indicating whether rows in - * the sheet view contain special cells. - */ -PsppSheetViewSpecialCells -pspp_sheet_view_get_special_cells (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), 0); - - return tree_view->priv->special_cells; -} - -/** - * pspp_sheet_view_set_special_cells: - * @tree_view: a #PsppSheetView - * @special_cells: a #PsppSheetViewSpecialCells value indicating whether rows in - * the sheet view contain special cells. - * - * Sets whether rows in the sheet view contain special cells, controlling the - * rendering of row selections. - */ -void -pspp_sheet_view_set_special_cells (PsppSheetView *tree_view, - PsppSheetViewSpecialCells special_cells) -{ - PsppSheetViewPrivate *priv; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - priv = tree_view->priv; - - if (priv->special_cells != special_cells) - { - priv->special_cells = special_cells; - gtk_widget_queue_draw (GTK_WIDGET (tree_view)); - g_object_notify (G_OBJECT (tree_view), "special-cells"); - } -} - -int -pspp_sheet_view_get_fixed_height (const PsppSheetView *tree_view) -{ - /* XXX (re)calculate fixed_height if necessary */ - return tree_view->priv->fixed_height; -} - -void -pspp_sheet_view_set_fixed_height (PsppSheetView *tree_view, - int fixed_height) -{ - g_return_if_fail (fixed_height > 0); - - if (tree_view->priv->fixed_height != fixed_height) - { - tree_view->priv->fixed_height = fixed_height; - g_object_notify (G_OBJECT (tree_view), "fixed-height"); - } - if (!tree_view->priv->fixed_height_set) - { - tree_view->priv->fixed_height_set = TRUE; - g_object_notify (G_OBJECT (tree_view), "fixed-height-set"); - } -} - -/** - * pspp_sheet_view_set_tooltip_row: - * @tree_view: a #PsppSheetView - * @tooltip: a #GtkTooltip - * @path: a #GtkTreePath - * - * Sets the tip area of @tooltip to be the area covered by the row at @path. - * See also pspp_sheet_view_set_tooltip_column() for a simpler alternative. - * See also gtk_tooltip_set_tip_area(). - * - * Since: 2.12 - */ -void -pspp_sheet_view_set_tooltip_row (PsppSheetView *tree_view, - GtkTooltip *tooltip, - GtkTreePath *path) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (GTK_IS_TOOLTIP (tooltip)); - - pspp_sheet_view_set_tooltip_cell (tree_view, tooltip, path, NULL, NULL); -} - -/** - * pspp_sheet_view_set_tooltip_cell: - * @tree_view: a #PsppSheetView - * @tooltip: a #GtkTooltip - * @path: (allow-none): a #GtkTreePath or %NULL - * @column: (allow-none): a #PsppSheetViewColumn or %NULL - * @cell: (allow-none): a #GtkCellRenderer or %NULL - * - * Sets the tip area of @tooltip to the area @path, @column and @cell have - * in common. For example if @path is %NULL and @column is set, the tip - * area will be set to the full area covered by @column. See also - * gtk_tooltip_set_tip_area(). - * - * See also pspp_sheet_view_set_tooltip_column() for a simpler alternative. - * - * Since: 2.12 - */ -void -pspp_sheet_view_set_tooltip_cell (PsppSheetView *tree_view, - GtkTooltip *tooltip, - GtkTreePath *path, - PsppSheetViewColumn *column, - GtkCellRenderer *cell) -{ - GdkRectangle rect; - - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - g_return_if_fail (GTK_IS_TOOLTIP (tooltip)); - g_return_if_fail (column == NULL || PSPP_IS_SHEET_VIEW_COLUMN (column)); - g_return_if_fail (cell == NULL || GTK_IS_CELL_RENDERER (cell)); - - /* Determine x values. */ - if (column && cell) - { - GdkRectangle tmp; - gint start, width; - - pspp_sheet_view_get_cell_area (tree_view, path, column, &tmp); - pspp_sheet_view_column_cell_get_position (column, cell, &start, &width); - - pspp_sheet_view_convert_bin_window_to_widget_coords (tree_view, - tmp.x + start, 0, - &rect.x, NULL); - rect.width = width; - } - else if (column) - { - GdkRectangle tmp; - - pspp_sheet_view_get_background_area (tree_view, NULL, column, &tmp); - pspp_sheet_view_convert_bin_window_to_widget_coords (tree_view, - tmp.x, 0, - &rect.x, NULL); - rect.width = tmp.width; - } - else - { - GtkAllocation allocation; - gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation); - rect.x = 0; - rect.width = allocation.width; - } - - /* Determine y values. */ - if (path) - { - GdkRectangle tmp; - - pspp_sheet_view_get_background_area (tree_view, path, NULL, &tmp); - pspp_sheet_view_convert_bin_window_to_widget_coords (tree_view, - 0, tmp.y, - NULL, &rect.y); - rect.height = tmp.height; - } - else - { - rect.y = 0; - rect.height = gtk_adjustment_get_page_size (tree_view->priv->vadjustment); - } - - gtk_tooltip_set_tip_area (tooltip, &rect); -} - -/** - * pspp_sheet_view_get_tooltip_context: - * @tree_view: a #PsppSheetView - * @x: the x coordinate (relative to widget coordinates) - * @y: the y coordinate (relative to widget coordinates) - * @keyboard_tip: whether this is a keyboard tooltip or not - * @model: (allow-none): a pointer to receive a #GtkTreeModel or %NULL - * @path: (allow-none): a pointer to receive a #GtkTreePath or %NULL - * @iter: (allow-none): a pointer to receive a #GtkTreeIter or %NULL - * - * This function is supposed to be used in a #GtkWidget::query-tooltip - * signal handler for #PsppSheetView. The @x, @y and @keyboard_tip values - * which are received in the signal handler, should be passed to this - * function without modification. - * - * The return value indicates whether there is a tree view row at the given - * coordinates (%TRUE) or not (%FALSE) for mouse tooltips. For keyboard - * tooltips the row returned will be the cursor row. When %TRUE, then any of - * @model, @path and @iter which have been provided will be set to point to - * that row and the corresponding model. @x and @y will always be converted - * to be relative to @tree_view's bin_window if @keyboard_tooltip is %FALSE. - * - * Return value: whether or not the given tooltip context points to a row. - * - * Since: 2.12 - */ -gboolean -pspp_sheet_view_get_tooltip_context (PsppSheetView *tree_view, - gint *x, - gint *y, - gboolean keyboard_tip, - GtkTreeModel **model, - GtkTreePath **path, - GtkTreeIter *iter) -{ - GtkTreePath *tmppath = NULL; - - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), FALSE); - g_return_val_if_fail (x != NULL, FALSE); - g_return_val_if_fail (y != NULL, FALSE); - - if (keyboard_tip) - { - pspp_sheet_view_get_cursor (tree_view, &tmppath, NULL); - - if (!tmppath) - return FALSE; - } - else - { - pspp_sheet_view_convert_widget_to_bin_window_coords (tree_view, *x, *y, - x, y); - - if (!pspp_sheet_view_get_path_at_pos (tree_view, *x, *y, - &tmppath, NULL, NULL, NULL)) - return FALSE; - } - - if (model) - *model = pspp_sheet_view_get_model (tree_view); - - if (iter) - gtk_tree_model_get_iter (pspp_sheet_view_get_model (tree_view), - iter, tmppath); - - if (path) - *path = tmppath; - else - gtk_tree_path_free (tmppath); - - return TRUE; -} - -static gboolean -pspp_sheet_view_set_tooltip_query_cb (GtkWidget *widget, - gint x, - gint y, - gboolean keyboard_tip, - GtkTooltip *tooltip, - gpointer data) -{ - GValue value = { 0, }; - GValue transformed = { 0, }; - GtkTreeIter iter; - GtkTreePath *path; - GtkTreeModel *model; - PsppSheetView *tree_view = PSPP_SHEET_VIEW (widget); - - if (!pspp_sheet_view_get_tooltip_context (PSPP_SHEET_VIEW (widget), - &x, &y, - keyboard_tip, - &model, &path, &iter)) - return FALSE; - - gtk_tree_model_get_value (model, &iter, - tree_view->priv->tooltip_column, &value); - - g_value_init (&transformed, G_TYPE_STRING); - - if (!g_value_transform (&value, &transformed)) - { - g_value_unset (&value); - gtk_tree_path_free (path); - - return FALSE; - } - - g_value_unset (&value); - - if (!g_value_get_string (&transformed)) - { - g_value_unset (&transformed); - gtk_tree_path_free (path); - - return FALSE; - } - - gtk_tooltip_set_markup (tooltip, g_value_get_string (&transformed)); - pspp_sheet_view_set_tooltip_row (tree_view, tooltip, path); - - gtk_tree_path_free (path); - g_value_unset (&transformed); - - return TRUE; -} - -/** - * pspp_sheet_view_set_tooltip_column: - * @tree_view: a #PsppSheetView - * @column: an integer, which is a valid column number for @tree_view's model - * - * If you only plan to have simple (text-only) tooltips on full rows, you - * can use this function to have #PsppSheetView handle these automatically - * for you. @column should be set to the column in @tree_view's model - * containing the tooltip texts, or -1 to disable this feature. - * - * When enabled, #GtkWidget::has-tooltip will be set to %TRUE and - * @tree_view will connect a #GtkWidget::query-tooltip signal handler. - * - * Note that the signal handler sets the text with gtk_tooltip_set_markup(), - * so &, <, etc have to be escaped in the text. - * - * Since: 2.12 - */ -void -pspp_sheet_view_set_tooltip_column (PsppSheetView *tree_view, - gint column) -{ - g_return_if_fail (PSPP_IS_SHEET_VIEW (tree_view)); - - if (column == tree_view->priv->tooltip_column) - return; - - if (column == -1) - { - g_signal_handlers_disconnect_by_func (tree_view, - pspp_sheet_view_set_tooltip_query_cb, - NULL); - gtk_widget_set_has_tooltip (GTK_WIDGET (tree_view), FALSE); - } - else - { - if (tree_view->priv->tooltip_column == -1) - { - g_signal_connect (tree_view, "query-tooltip", - G_CALLBACK (pspp_sheet_view_set_tooltip_query_cb), NULL); - gtk_widget_set_has_tooltip (GTK_WIDGET (tree_view), TRUE); - } - } - - tree_view->priv->tooltip_column = column; - g_object_notify (G_OBJECT (tree_view), "tooltip-column"); -} - -/** - * pspp_sheet_view_get_tooltip_column: - * @tree_view: a #PsppSheetView - * - * Returns the column of @tree_view's model which is being used for - * displaying tooltips on @tree_view's rows. - * - * Return value: the index of the tooltip column that is currently being - * used, or -1 if this is disabled. - * - * Since: 2.12 - */ -gint -pspp_sheet_view_get_tooltip_column (PsppSheetView *tree_view) -{ - g_return_val_if_fail (PSPP_IS_SHEET_VIEW (tree_view), 0); - - return tree_view->priv->tooltip_column; -} - -gboolean -_gtk_boolean_handled_accumulator (GSignalInvocationHint *ihint, - GValue *return_accu, - const GValue *handler_return, - gpointer dummy) -{ - gboolean continue_emission; - gboolean signal_handled; - - signal_handled = g_value_get_boolean (handler_return); - g_value_set_boolean (return_accu, signal_handled); - continue_emission = !signal_handled; - - return continue_emission; -} - - -GType -pspp_sheet_view_grid_lines_get_type (void) -{ - static GType etype = 0; - if (G_UNLIKELY(etype == 0)) { - static const GEnumValue values[] = { - { PSPP_SHEET_VIEW_GRID_LINES_NONE, "PSPP_SHEET_VIEW_GRID_LINES_NONE", "none" }, - { PSPP_SHEET_VIEW_GRID_LINES_HORIZONTAL, "PSPP_SHEET_VIEW_GRID_LINES_HORIZONTAL", "horizontal" }, - { PSPP_SHEET_VIEW_GRID_LINES_VERTICAL, "PSPP_SHEET_VIEW_GRID_LINES_VERTICAL", "vertical" }, - { PSPP_SHEET_VIEW_GRID_LINES_BOTH, "PSPP_SHEET_VIEW_GRID_LINES_BOTH", "both" }, - { 0, NULL, NULL } - }; - etype = g_enum_register_static (g_intern_static_string ("PsppSheetViewGridLines"), values); - } - return etype; -} - -GType -pspp_sheet_view_special_cells_get_type (void) -{ - static GType etype = 0; - if (G_UNLIKELY(etype == 0)) { - static const GEnumValue values[] = { - { PSPP_SHEET_VIEW_SPECIAL_CELLS_DETECT, "PSPP_SHEET_VIEW_SPECIAL_CELLS_DETECT", "detect" }, - { PSPP_SHEET_VIEW_SPECIAL_CELLS_YES, "PSPP_SHEET_VIEW_SPECIAL_CELLS_YES", "yes" }, - { PSPP_SHEET_VIEW_SPECIAL_CELLS_NO, "PSPP_SHEET_VIEW_SPECIAL_CELLS_NO", "no" }, - { 0, NULL, NULL } - }; - etype = g_enum_register_static (g_intern_static_string ("PsppSheetViewSpecialCells"), values); - } - return etype; -}