+++ /dev/null
-/* 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 <http://www.gnu.org/licenses/>. */
-
-/* gtktreeview.c
- * Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
- *
- * 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 <config.h>
-
-#include "ui/gui/pspp-sheet-private.h"
-
-#include <gtk/gtk.h>
-#include <gdk/gdk.h>
-#include <gdk/gdkkeysyms.h>
-#include <gdk/gdkkeysyms-compat.h>
-#include <string.h>
-
-#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;
-
-\f
-
-/* 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 <link linkend="TreeWidget">tree
- * widget conceptual overview</link> 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);
-}
-
-\f
-
-/* 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);
-}
-
-\f
-
-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);
-}
-
-\f
-
-/* 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 <emphasis>not</emphasis> 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 <emphasis>semantic</emphasis>
- * 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 <literal>event->window</literal> 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 <literal>event->window ==
- * pspp_sheet_view_get_bin_window (<!-- -->)</literal>. 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;
-}
projects / pspp / blobdiff