2 Copyright (C) 2006, 2008, 2009 Free Software Foundation
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
18 This file is derived from the gtksheet.c and extensively modified for the
19 requirements of PSPPIRE. The changes are copyright by the
20 Free Software Foundation. The copyright notice for the original work is
24 /* GtkSheet widget for Gtk+.
25 * Copyright (C) 1999-2001 Adrian E. Feiguin <adrian@ifir.ifir.edu.ar>
27 * Based on GtkClist widget by Jay Painter, but major changes.
28 * Memory allocation routines inspired on SC (Spreadsheet Calculator)
30 * This library is free software; you can redistribute it and/or
31 * modify it under the terms of the GNU Lesser General Public
32 * License as published by the Free Software Foundation; either
33 * version 2.1 of the License, or (at your option) any later version.
35 * This library is distributed in the hope that it will be useful,
36 * but WITHOUT ANY WARRANTY; without even the implied warranty of
37 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
38 * Lesser General Public License for more details.
40 * You should have received a copy of the GNU Lesser General Public
41 * License along with this library; if not, write to the Free Software
42 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
46 * SECTION:psppiresheet
47 * @short_description: spreadsheet widget for gtk2
49 * PsppireSheet is a matrix widget for GTK+. It consists of an scrollable grid of
50 * cells where you can allocate text. Cell contents can be edited interactively
51 * through a specially designed entry, GtkItemEntry.
61 #include <gdk/gdkkeysyms.h>
62 #include <gtk/gtksignal.h>
63 #include <gtk/gtkbutton.h>
64 #include <gtk/gtkadjustment.h>
65 #include <gtk/gtktypeutils.h>
66 #include <gtk/gtkentry.h>
67 #include <gtk/gtkcontainer.h>
68 #include <pango/pango.h>
69 #include "psppire-sheet.h"
70 #include <ui/gui/psppire-marshal.h>
71 #include <ui/gui/sheet/psppire-sheetmodel.h>
72 #include <ui/gui/sheet/psppire-axis.h>
73 #include <libpspp/misc.h>
80 PSPPIRE_SHEET_IN_XDRAG = 1 << 1,
81 PSPPIRE_SHEET_IN_YDRAG = 1 << 2,
82 PSPPIRE_SHEET_IN_DRAG = 1 << 3,
84 /* This flag is set when the user is actually in the process
85 of making a selection - ie while the mouse button is
88 PSPPIRE_SHEET_IN_SELECTION = 1 << 4,
90 PSPPIRE_SHEET_IN_RESIZE = 1 << 5
93 #define PSPPIRE_SHEET_FLAGS(sheet) (PSPPIRE_SHEET (sheet)->flags)
94 #define PSPPIRE_SHEET_SET_FLAGS(sheet,flag) (PSPPIRE_SHEET_FLAGS (sheet) |= (flag))
95 #define PSPPIRE_SHEET_UNSET_FLAGS(sheet,flag) (PSPPIRE_SHEET_FLAGS (sheet) &= ~ (flag))
97 #define PSPPIRE_SHEET_IN_XDRAG(sheet) (PSPPIRE_SHEET_FLAGS (sheet) & PSPPIRE_SHEET_IN_XDRAG)
98 #define PSPPIRE_SHEET_IN_YDRAG(sheet) (PSPPIRE_SHEET_FLAGS (sheet) & PSPPIRE_SHEET_IN_YDRAG)
99 #define PSPPIRE_SHEET_IN_DRAG(sheet) (PSPPIRE_SHEET_FLAGS (sheet) & PSPPIRE_SHEET_IN_DRAG)
100 #define PSPPIRE_SHEET_IN_SELECTION(sheet) (PSPPIRE_SHEET_FLAGS (sheet) & PSPPIRE_SHEET_IN_SELECTION)
101 #define PSPPIRE_SHEET_IN_RESIZE(sheet) (PSPPIRE_SHEET_FLAGS (sheet) & PSPPIRE_SHEET_IN_RESIZE)
103 #define CELL_SPACING 1
105 #define TIMEOUT_HOVER 300
106 #define COLUMN_MIN_WIDTH 10
107 #define COLUMN_TITLES_HEIGHT 4
108 #define DEFAULT_COLUMN_WIDTH 80
109 #define DEFAULT_ROW_HEIGHT 25
111 static void set_entry_widget_font (PsppireSheet *sheet);
113 static void psppire_sheet_update_primary_selection (PsppireSheet *sheet);
114 static void draw_column_title_buttons_range (PsppireSheet *sheet, gint first, gint n);
115 static void draw_row_title_buttons_range (PsppireSheet *sheet, gint first, gint n);
116 static void redraw_range (PsppireSheet *sheet, PsppireSheetRange *range);
119 static void set_row_height (PsppireSheet *sheet,
123 static void destroy_hover_window (PsppireSheetHoverTitle *);
124 static PsppireSheetHoverTitle *create_hover_window (void);
127 dispose_string (const PsppireSheet *sheet, gchar *text)
129 PsppireSheetModel *model = psppire_sheet_get_model (sheet);
134 if (psppire_sheet_model_free_strings (model))
139 /* FIXME: Why bother with these two ? */
141 /* returns the column index from a pixel location */
143 column_from_xpixel (const PsppireSheet *sheet, gint pixel)
145 return psppire_axis_unit_at_pixel (sheet->haxis, pixel);
149 row_from_ypixel (const PsppireSheet *sheet, gint pixel)
151 return psppire_axis_unit_at_pixel (sheet->vaxis, pixel);
155 /* Return the lowest row number which is wholly or partially on
156 the visible range of the sheet */
158 min_visible_row (const PsppireSheet *sheet)
160 return row_from_ypixel (sheet, sheet->vadjustment->value);
164 min_fully_visible_row (const PsppireSheet *sheet)
166 glong row = min_visible_row (sheet);
168 if ( psppire_axis_start_pixel (sheet->vaxis, row) < sheet->vadjustment->value)
175 max_visible_row (const PsppireSheet *sheet)
177 return row_from_ypixel (sheet, sheet->vadjustment->value + sheet->vadjustment->page_size);
182 max_fully_visible_row (const PsppireSheet *sheet)
184 glong row = max_visible_row (sheet);
186 if ( psppire_axis_start_pixel (sheet->vaxis, row)
188 psppire_axis_unit_size (sheet->vaxis, row)
189 > sheet->vadjustment->value)
196 /* Returns the lowest column number which is wholly or partially
199 min_visible_column (const PsppireSheet *sheet)
201 return column_from_xpixel (sheet, sheet->hadjustment->value);
205 min_fully_visible_column (const PsppireSheet *sheet)
207 glong col = min_visible_column (sheet);
209 if ( psppire_axis_start_pixel (sheet->haxis, col) < sheet->hadjustment->value)
216 /* Returns the highest column number which is wholly or partially
219 max_visible_column (const PsppireSheet *sheet)
221 return column_from_xpixel (sheet, sheet->hadjustment->value + sheet->hadjustment->page_size);
225 max_fully_visible_column (const PsppireSheet *sheet)
227 glong col = max_visible_column (sheet);
229 if ( psppire_axis_start_pixel (sheet->haxis, col)
231 psppire_axis_unit_size (sheet->haxis, col)
232 > sheet->hadjustment->value)
240 /* The size of the region (in pixels) around the row/column boundaries
241 where the height/width may be grabbed to change size */
245 on_column_boundary (const PsppireSheet *sheet, gint x, gint *column)
250 x += sheet->hadjustment->value;
255 col = column_from_xpixel (sheet, x);
257 pixel = x - DRAG_WIDTH / 2;
261 if ( column_from_xpixel (sheet, pixel) < col )
267 if ( column_from_xpixel (sheet, x + DRAG_WIDTH / 2) > col )
277 on_row_boundary (const PsppireSheet *sheet, gint y, gint *row)
282 y += sheet->vadjustment->value;
287 r = row_from_ypixel (sheet, y);
289 pixel = y - DRAG_WIDTH / 2;
293 if ( row_from_ypixel (sheet, pixel) < r )
299 if ( row_from_ypixel (sheet, y + DRAG_WIDTH / 2) > r )
309 static inline gboolean
310 POSSIBLE_DRAG (const PsppireSheet *sheet, gint x, gint y,
311 gint *drag_row, gint *drag_column)
315 /* Can't drag if nothing is selected */
316 if ( sheet->range.row0 < 0 || sheet->range.rowi < 0 ||
317 sheet->range.col0 < 0 || sheet->range.coli < 0 )
320 *drag_column = column_from_xpixel (sheet, x);
321 *drag_row = row_from_ypixel (sheet, y);
323 if (x >= psppire_axis_start_pixel (sheet->haxis, sheet->range.col0) - DRAG_WIDTH / 2 &&
324 x <= psppire_axis_start_pixel (sheet->haxis, sheet->range.coli) +
325 psppire_axis_unit_size (sheet->haxis, sheet->range.coli) + DRAG_WIDTH / 2)
327 ydrag = psppire_axis_start_pixel (sheet->vaxis, sheet->range.row0);
328 if (y >= ydrag - DRAG_WIDTH / 2 && y <= ydrag + DRAG_WIDTH / 2)
330 *drag_row = sheet->range.row0;
333 ydrag = psppire_axis_start_pixel (sheet->vaxis, sheet->range.rowi) +
334 psppire_axis_unit_size (sheet->vaxis, sheet->range.rowi);
335 if (y >= ydrag - DRAG_WIDTH / 2 && y <= ydrag + DRAG_WIDTH / 2)
337 *drag_row = sheet->range.rowi;
342 if (y >= psppire_axis_start_pixel (sheet->vaxis, sheet->range.row0) - DRAG_WIDTH / 2 &&
343 y <= psppire_axis_start_pixel (sheet->vaxis, sheet->range.rowi) +
344 psppire_axis_unit_size (sheet->vaxis, sheet->range.rowi) + DRAG_WIDTH / 2)
346 xdrag = psppire_axis_start_pixel (sheet->haxis, sheet->range.col0);
347 if (x >= xdrag - DRAG_WIDTH / 2 && x <= xdrag + DRAG_WIDTH / 2)
349 *drag_column = sheet->range.col0;
352 xdrag = psppire_axis_start_pixel (sheet->haxis, sheet->range.coli) +
353 psppire_axis_unit_size (sheet->haxis, sheet->range.coli);
354 if (x >= xdrag - DRAG_WIDTH / 2 && x <= xdrag + DRAG_WIDTH / 2)
356 *drag_column = sheet->range.coli;
364 static inline gboolean
365 POSSIBLE_RESIZE (const PsppireSheet *sheet, gint x, gint y,
366 gint *drag_row, gint *drag_column)
370 /* Can't drag if nothing is selected */
371 if ( sheet->range.row0 < 0 || sheet->range.rowi < 0 ||
372 sheet->range.col0 < 0 || sheet->range.coli < 0 )
375 xdrag = psppire_axis_start_pixel (sheet->haxis, sheet->range.coli)+
376 psppire_axis_unit_size (sheet->haxis, sheet->range.coli);
378 ydrag = psppire_axis_start_pixel (sheet->vaxis, sheet->range.rowi) +
379 psppire_axis_unit_size (sheet->vaxis, sheet->range.rowi);
381 if (sheet->select_status == PSPPIRE_SHEET_COLUMN_SELECTED)
382 ydrag = psppire_axis_start_pixel (sheet->vaxis, min_visible_row (sheet));
384 if (sheet->select_status == PSPPIRE_SHEET_ROW_SELECTED)
385 xdrag = psppire_axis_start_pixel (sheet->haxis, min_visible_column (sheet));
387 *drag_column = column_from_xpixel (sheet, x);
388 *drag_row = row_from_ypixel (sheet, y);
390 if (x >= xdrag - DRAG_WIDTH / 2 && x <= xdrag + DRAG_WIDTH / 2 &&
391 y >= ydrag - DRAG_WIDTH / 2 && y <= ydrag + DRAG_WIDTH / 2) return TRUE;
398 rectangle_from_range (PsppireSheet *sheet, const PsppireSheetRange *input,
401 PsppireSheetRange range = *input;
403 if ( range.row0 == -1 ) range.row0 = min_visible_row (sheet);
404 if ( range.rowi == -1 ) range.rowi = max_visible_row (sheet);
405 if ( range.col0 == -1 ) range.col0 = min_visible_column (sheet);
406 if ( range.coli == -1 ) range.coli = max_visible_column (sheet);
408 r->x = psppire_axis_start_pixel (sheet->haxis, range.col0);
409 r->x -= round (sheet->hadjustment->value);
411 r->y = psppire_axis_start_pixel (sheet->vaxis, range.row0);
412 r->y -= round (sheet->vadjustment->value);
414 r->width = psppire_axis_start_pixel (sheet->haxis, range.coli) -
415 psppire_axis_start_pixel (sheet->haxis, range.col0) +
416 psppire_axis_unit_size (sheet->haxis, range.coli);
418 r->height = psppire_axis_start_pixel (sheet->vaxis, range.rowi) -
419 psppire_axis_start_pixel (sheet->vaxis, range.row0) +
420 psppire_axis_unit_size (sheet->vaxis, range.rowi);
422 if ( sheet->column_titles_visible)
424 r->y += sheet->column_title_area.height;
427 if ( sheet->row_titles_visible)
429 r->x += sheet->row_title_area.width;
436 rectangle_from_cell (PsppireSheet *sheet, gint row, gint col,
439 PsppireSheetRange range;
440 g_return_val_if_fail (row >= 0, FALSE);
441 g_return_val_if_fail (col >= 0, FALSE);
443 range.row0 = range.rowi = row;
444 range.col0 = range.coli = col;
446 return rectangle_from_range (sheet, &range, r);
450 static void psppire_sheet_class_init (PsppireSheetClass *klass);
451 static void psppire_sheet_init (PsppireSheet *sheet);
452 static void psppire_sheet_dispose (GObject *object);
453 static void psppire_sheet_finalize (GObject *object);
454 static void psppire_sheet_style_set (GtkWidget *widget,
455 GtkStyle *previous_style);
456 static void psppire_sheet_realize (GtkWidget *widget);
457 static void psppire_sheet_unrealize (GtkWidget *widget);
458 static void psppire_sheet_map (GtkWidget *widget);
459 static void psppire_sheet_unmap (GtkWidget *widget);
460 static gint psppire_sheet_expose (GtkWidget *widget,
461 GdkEventExpose *event);
463 static void psppire_sheet_forall (GtkContainer *container,
464 gboolean include_internals,
465 GtkCallback callback,
466 gpointer callback_data);
468 static gboolean psppire_sheet_set_scroll_adjustments (PsppireSheet *sheet,
469 GtkAdjustment *hadjustment,
470 GtkAdjustment *vadjustment);
472 static gint psppire_sheet_button_press (GtkWidget *widget,
473 GdkEventButton *event);
474 static gint psppire_sheet_button_release (GtkWidget *widget,
475 GdkEventButton *event);
476 static gint psppire_sheet_motion (GtkWidget *widget,
477 GdkEventMotion *event);
478 static gboolean psppire_sheet_crossing_notify (GtkWidget *widget,
479 GdkEventCrossing *event);
480 static gint psppire_sheet_entry_key_press (GtkWidget *widget,
482 static gboolean psppire_sheet_key_press (GtkWidget *widget,
484 static void psppire_sheet_size_request (GtkWidget *widget,
485 GtkRequisition *requisition);
486 static void psppire_sheet_size_allocate (GtkWidget *widget,
487 GtkAllocation *allocation);
489 static gboolean psppire_sheet_focus_in (GtkWidget *widget,
490 GdkEventFocus *event);
494 static gboolean psppire_sheet_range_isvisible (const PsppireSheet *sheet,
495 const PsppireSheetRange *range);
496 static gboolean psppire_sheet_cell_isvisible (PsppireSheet *sheet,
497 gint row, gint column);
498 /* Drawing Routines */
501 static void psppire_sheet_cell_draw (PsppireSheet *sheet, gint row, gint column);
504 /* draw visible part of range. */
505 static void draw_sheet_region (PsppireSheet *sheet, GdkRegion *region);
509 static void psppire_sheet_draw_border (PsppireSheet *sheet,
510 PsppireSheetRange range);
512 /* Active Cell handling */
514 static void psppire_sheet_hide_entry_widget (PsppireSheet *sheet);
515 static void change_active_cell (PsppireSheet *sheet, gint row, gint col);
516 static gboolean psppire_sheet_draw_active_cell (PsppireSheet *sheet);
517 static void psppire_sheet_show_entry_widget (PsppireSheet *sheet);
518 static gboolean psppire_sheet_click_cell (PsppireSheet *sheet,
525 static void adjust_scrollbars (PsppireSheet *sheet);
526 static void vadjustment_value_changed (GtkAdjustment *adjustment,
528 static void hadjustment_value_changed (GtkAdjustment *adjustment,
532 static void draw_xor_vline (PsppireSheet *sheet);
533 static void draw_xor_hline (PsppireSheet *sheet);
534 static void draw_xor_rectangle (PsppireSheet *sheet,
535 PsppireSheetRange range);
539 static void create_global_button (PsppireSheet *sheet);
540 static void global_button_clicked (GtkWidget *widget,
544 static void create_sheet_entry (PsppireSheet *sheet);
545 static void psppire_sheet_size_allocate_entry (PsppireSheet *sheet);
547 /* Sheet button gadgets */
549 static void draw_column_title_buttons (PsppireSheet *sheet);
550 static void draw_row_title_buttons (PsppireSheet *sheet);
553 static void size_allocate_global_button (PsppireSheet *sheet);
554 static void psppire_sheet_button_size_request (PsppireSheet *sheet,
555 const PsppireSheetButton *button,
556 GtkRequisition *requisition);
558 static void psppire_sheet_real_cell_clear (PsppireSheet *sheet,
580 static GtkContainerClass *parent_class = NULL;
581 static guint sheet_signals[LAST_SIGNAL] = { 0 };
585 psppire_sheet_get_type ()
587 static GType sheet_type = 0;
591 static const GTypeInfo sheet_info =
593 sizeof (PsppireSheetClass),
596 (GClassInitFunc) psppire_sheet_class_init,
599 sizeof (PsppireSheet),
601 (GInstanceInitFunc) psppire_sheet_init,
606 g_type_register_static (GTK_TYPE_BIN, "PsppireSheet",
614 static PsppireSheetRange*
615 psppire_sheet_range_copy (const PsppireSheetRange *range)
617 PsppireSheetRange *new_range;
619 g_return_val_if_fail (range != NULL, NULL);
621 new_range = g_new (PsppireSheetRange, 1);
629 psppire_sheet_range_free (PsppireSheetRange *range)
631 g_return_if_fail (range != NULL);
637 psppire_sheet_range_get_type (void)
639 static GType sheet_range_type = 0;
641 if (!sheet_range_type)
644 g_boxed_type_register_static ("PsppireSheetRange",
645 (GBoxedCopyFunc) psppire_sheet_range_copy,
646 (GBoxedFreeFunc) psppire_sheet_range_free);
649 return sheet_range_type;
652 static PsppireSheetCell*
653 psppire_sheet_cell_copy (const PsppireSheetCell *cell)
655 PsppireSheetCell *new_cell;
657 g_return_val_if_fail (cell != NULL, NULL);
659 new_cell = g_new (PsppireSheetCell, 1);
667 psppire_sheet_cell_free (PsppireSheetCell *cell)
669 g_return_if_fail (cell != NULL);
675 psppire_sheet_cell_get_type (void)
677 static GType sheet_cell_type = 0;
679 if (!sheet_cell_type)
682 g_boxed_type_register_static ("PsppireSheetCell",
683 (GBoxedCopyFunc) psppire_sheet_cell_copy,
684 (GBoxedFreeFunc) psppire_sheet_cell_free);
687 return sheet_cell_type;
702 resize_column (PsppireSheet *sheet, gint unit, glong size)
704 PsppireSheetRange range;
706 range.coli = max_visible_column (sheet);
707 range.row0 = min_visible_row (sheet);
708 range.rowi = max_visible_row (sheet);
710 redraw_range (sheet, &range);
712 draw_column_title_buttons_range (sheet, range.col0, range.coli);
717 psppire_sheet_set_horizontal_axis (PsppireSheet *sheet, PsppireAxis *a)
720 g_object_unref (sheet->haxis);
723 g_signal_connect_swapped (a, "resize-unit", G_CALLBACK (resize_column), sheet);
726 g_object_ref (sheet->haxis);
730 resize_row (PsppireSheet *sheet, gint unit, glong size)
732 PsppireSheetRange range;
733 range.col0 = min_visible_column (sheet);
734 range.coli = max_visible_column (sheet);
736 range.rowi = max_visible_row (sheet);
738 redraw_range (sheet, &range);
740 draw_row_title_buttons_range (sheet, range.row0, range.rowi);
744 psppire_sheet_set_vertical_axis (PsppireSheet *sheet, PsppireAxis *a)
747 g_object_unref (sheet->vaxis);
751 g_signal_connect_swapped (a, "resize-unit", G_CALLBACK (resize_row), sheet);
754 g_object_ref (sheet->vaxis);
757 static const GtkBorder default_cell_padding = {3, 3, 3, 3};
760 psppire_sheet_set_property (GObject *object,
766 PsppireSheet *sheet = PSPPIRE_SHEET (object);
770 case PROP_CELL_PADDING:
771 if ( sheet->cell_padding)
772 g_boxed_free (GTK_TYPE_BORDER, sheet->cell_padding);
774 sheet->cell_padding = g_value_dup_boxed (value);
776 if (NULL == sheet->cell_padding)
777 sheet->cell_padding = g_boxed_copy (GTK_TYPE_BORDER,
778 &default_cell_padding);
781 g_object_set (sheet->vaxis, "padding",
782 sheet->cell_padding->top + sheet->cell_padding->bottom,
786 g_object_set (sheet->haxis, "padding",
787 sheet->cell_padding->left + sheet->cell_padding->right,
791 psppire_sheet_set_vertical_axis (sheet, g_value_get_pointer (value));
792 g_object_set (sheet->vaxis, "padding",
793 sheet->cell_padding->top + sheet->cell_padding->bottom,
797 psppire_sheet_set_horizontal_axis (sheet, g_value_get_pointer (value));
798 g_object_set (sheet->haxis, "padding",
799 sheet->cell_padding->left + sheet->cell_padding->right,
803 psppire_sheet_set_model (sheet, g_value_get_pointer (value));
806 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
812 psppire_sheet_get_property (GObject *object,
817 PsppireSheet *sheet = PSPPIRE_SHEET (object);
821 case PROP_CELL_PADDING:
822 g_value_set_boxed (value, sheet->cell_padding);
825 g_value_set_pointer (value, sheet->vaxis);
828 g_value_set_pointer (value, sheet->haxis);
831 g_value_set_pointer (value, sheet->model);
834 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
841 psppire_sheet_class_init (PsppireSheetClass *klass)
843 GObjectClass *object_class = G_OBJECT_CLASS (klass);
845 GParamSpec *haxis_spec ;
846 GParamSpec *vaxis_spec ;
847 GParamSpec *model_spec ;
848 GParamSpec *cell_padding_spec ;
850 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
851 GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
853 parent_class = g_type_class_peek_parent (klass);
856 * PsppireSheet::select-row
857 * @sheet: the sheet widget that emitted the signal
858 * @row: the newly selected row index, or -1 if no row is selected.
860 * A row has been selected.
862 sheet_signals[SELECT_ROW] =
863 g_signal_new ("select-row",
864 G_TYPE_FROM_CLASS (object_class),
866 offsetof (PsppireSheetClass, select_row),
868 g_cclosure_marshal_VOID__INT,
875 * PsppireSheet::select - column
876 * @sheet: the sheet widget that emitted the signal
877 * @column: the newly selected column index, or -1 if no column is selected.
879 * A column has been selected.
881 sheet_signals[SELECT_COLUMN] =
882 g_signal_new ("select-column",
883 G_TYPE_FROM_CLASS (object_class),
885 offsetof (PsppireSheetClass, select_column),
887 g_cclosure_marshal_VOID__INT,
894 * PsppireSheet::double-click-row
895 * @sheet: the sheet widget that emitted the signal
896 * @row: the row that was double clicked.
898 * A row's title button has been double clicked
900 sheet_signals[DOUBLE_CLICK_ROW] =
901 g_signal_new ("double-click-row",
902 G_TYPE_FROM_CLASS (object_class),
906 g_cclosure_marshal_VOID__INT,
913 * PsppireSheet::double-click-column
914 * @sheet: the sheet widget that emitted the signal
915 * @column: the column that was double clicked.
917 * A column's title button has been double clicked
919 sheet_signals[DOUBLE_CLICK_COLUMN] =
920 g_signal_new ("double-click-column",
921 G_TYPE_FROM_CLASS (object_class),
925 g_cclosure_marshal_VOID__INT,
932 * PsppireSheet::button-event-column
933 * @sheet: the sheet widget that emitted the signal
934 * @column: the column on which the event occured.
936 * A button event occured on a column title button
938 sheet_signals[BUTTON_EVENT_COLUMN] =
939 g_signal_new ("button-event-column",
940 G_TYPE_FROM_CLASS (object_class),
944 psppire_marshal_VOID__INT_POINTER,
953 * PsppireSheet::button-event-row
954 * @sheet: the sheet widget that emitted the signal
955 * @column: the column on which the event occured.
957 * A button event occured on a row title button
959 sheet_signals[BUTTON_EVENT_ROW] =
960 g_signal_new ("button-event-row",
961 G_TYPE_FROM_CLASS (object_class),
965 psppire_marshal_VOID__INT_POINTER,
973 sheet_signals[SELECT_RANGE] =
974 g_signal_new ("select-range",
975 G_TYPE_FROM_CLASS (object_class),
977 offsetof (PsppireSheetClass, select_range),
979 g_cclosure_marshal_VOID__BOXED,
982 PSPPIRE_TYPE_SHEET_RANGE);
985 sheet_signals[RESIZE_RANGE] =
986 g_signal_new ("resize-range",
987 G_TYPE_FROM_CLASS (object_class),
989 offsetof (PsppireSheetClass, resize_range),
991 psppire_marshal_VOID__BOXED_BOXED,
994 PSPPIRE_TYPE_SHEET_RANGE, PSPPIRE_TYPE_SHEET_RANGE
997 sheet_signals[MOVE_RANGE] =
998 g_signal_new ("move-range",
999 G_TYPE_FROM_CLASS (object_class),
1001 offsetof (PsppireSheetClass, move_range),
1003 psppire_marshal_VOID__BOXED_BOXED,
1006 PSPPIRE_TYPE_SHEET_RANGE, PSPPIRE_TYPE_SHEET_RANGE
1009 sheet_signals[TRAVERSE] =
1010 g_signal_new ("traverse",
1011 G_TYPE_FROM_CLASS (object_class),
1013 offsetof (PsppireSheetClass, traverse),
1015 psppire_marshal_BOOLEAN__BOXED_POINTER,
1017 PSPPIRE_TYPE_SHEET_CELL,
1021 sheet_signals[ACTIVATE] =
1022 g_signal_new ("activate",
1023 G_TYPE_FROM_CLASS (object_class),
1025 offsetof (PsppireSheetClass, activate),
1027 psppire_marshal_VOID__INT_INT_INT_INT,
1029 G_TYPE_INT, G_TYPE_INT,
1030 G_TYPE_INT, G_TYPE_INT);
1032 widget_class->set_scroll_adjustments_signal =
1033 g_signal_new ("set-scroll-adjustments",
1034 G_TYPE_FROM_CLASS (object_class),
1036 offsetof (PsppireSheetClass, set_scroll_adjustments),
1038 psppire_marshal_VOID__OBJECT_OBJECT,
1039 G_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT);
1042 container_class->add = NULL;
1043 container_class->remove = NULL;
1044 container_class->forall = psppire_sheet_forall;
1045 container_class->set_focus_child = NULL;
1047 object_class->dispose = psppire_sheet_dispose;
1048 object_class->finalize = psppire_sheet_finalize;
1051 g_param_spec_boxed ("cell-padding",
1053 "The space between a cell's contents and its border",
1055 G_PARAM_CONSTRUCT | G_PARAM_READABLE | G_PARAM_WRITABLE);
1058 g_param_spec_pointer ("vertical-axis",
1060 "A pointer to the PsppireAxis object for the rows",
1061 G_PARAM_READABLE | G_PARAM_WRITABLE );
1064 g_param_spec_pointer ("horizontal-axis",
1066 "A pointer to the PsppireAxis object for the columns",
1067 G_PARAM_READABLE | G_PARAM_WRITABLE );
1070 g_param_spec_pointer ("model",
1072 "A pointer to the data model",
1073 G_PARAM_READABLE | G_PARAM_WRITABLE );
1076 object_class->set_property = psppire_sheet_set_property;
1077 object_class->get_property = psppire_sheet_get_property;
1079 g_object_class_install_property (object_class,
1083 g_object_class_install_property (object_class,
1087 g_object_class_install_property (object_class,
1091 g_object_class_install_property (object_class,
1096 widget_class->realize = psppire_sheet_realize;
1097 widget_class->unrealize = psppire_sheet_unrealize;
1098 widget_class->map = psppire_sheet_map;
1099 widget_class->unmap = psppire_sheet_unmap;
1100 widget_class->style_set = psppire_sheet_style_set;
1101 widget_class->button_press_event = psppire_sheet_button_press;
1102 widget_class->button_release_event = psppire_sheet_button_release;
1103 widget_class->motion_notify_event = psppire_sheet_motion;
1104 widget_class->enter_notify_event = psppire_sheet_crossing_notify;
1105 widget_class->leave_notify_event = psppire_sheet_crossing_notify;
1106 widget_class->key_press_event = psppire_sheet_key_press;
1107 widget_class->expose_event = psppire_sheet_expose;
1108 widget_class->size_request = psppire_sheet_size_request;
1109 widget_class->size_allocate = psppire_sheet_size_allocate;
1110 widget_class->focus_in_event = psppire_sheet_focus_in;
1111 widget_class->focus_out_event = NULL;
1113 klass->set_scroll_adjustments = psppire_sheet_set_scroll_adjustments;
1114 klass->select_row = NULL;
1115 klass->select_column = NULL;
1116 klass->select_range = NULL;
1117 klass->resize_range = NULL;
1118 klass->move_range = NULL;
1119 klass->traverse = NULL;
1120 klass->activate = NULL;
1121 klass->changed = NULL;
1125 psppire_sheet_init (PsppireSheet *sheet)
1127 sheet->model = NULL;
1128 sheet->haxis = NULL;
1129 sheet->vaxis = NULL;
1132 sheet->select_status = PSPPIRE_SHEET_NORMAL;
1134 GTK_WIDGET_UNSET_FLAGS (sheet, GTK_NO_WINDOW);
1135 GTK_WIDGET_SET_FLAGS (sheet, GTK_CAN_FOCUS);
1137 sheet->column_title_window = NULL;
1138 sheet->column_title_area.x = 0;
1139 sheet->column_title_area.y = 0;
1140 sheet->column_title_area.width = 0;
1141 sheet->column_title_area.height = DEFAULT_ROW_HEIGHT;
1143 sheet->row_title_window = NULL;
1144 sheet->row_title_area.x = 0;
1145 sheet->row_title_area.y = 0;
1146 sheet->row_title_area.width = DEFAULT_COLUMN_WIDTH;
1147 sheet->row_title_area.height = 0;
1150 sheet->active_cell.row = 0;
1151 sheet->active_cell.col = 0;
1153 sheet->range.row0 = 0;
1154 sheet->range.rowi = 0;
1155 sheet->range.col0 = 0;
1156 sheet->range.coli = 0;
1158 sheet->sheet_window = NULL;
1159 sheet->entry_widget = NULL;
1160 sheet->button = NULL;
1162 sheet->hadjustment = NULL;
1163 sheet->vadjustment = NULL;
1165 sheet->cursor_drag = NULL;
1167 sheet->xor_gc = NULL;
1168 sheet->fg_gc = NULL;
1169 sheet->bg_gc = NULL;
1172 sheet->show_grid = TRUE;
1174 sheet->motion_timer = 0;
1176 sheet->row_titles_visible = TRUE;
1177 sheet->row_title_area.width = DEFAULT_COLUMN_WIDTH;
1179 sheet->column_titles_visible = TRUE;
1182 /* create sheet entry */
1183 sheet->entry_type = GTK_TYPE_ENTRY;
1184 create_sheet_entry (sheet);
1186 /* create global selection button */
1187 create_global_button (sheet);
1191 /* Cause RANGE to be redrawn. If RANGE is null, then the
1192 entire visible range will be redrawn.
1195 redraw_range (PsppireSheet *sheet, PsppireSheetRange *range)
1199 if ( ! GTK_WIDGET_REALIZED (sheet))
1202 if ( NULL != range )
1203 rectangle_from_range (sheet, range, &rect);
1206 GdkRegion *r = gdk_drawable_get_visible_region (sheet->sheet_window);
1207 gdk_region_get_clipbox (r, &rect);
1209 if ( sheet->column_titles_visible)
1211 rect.y += sheet->column_title_area.height;
1212 rect.height -= sheet->column_title_area.height;
1215 if ( sheet->row_titles_visible)
1217 rect.x += sheet->row_title_area.width;
1218 rect.width -= sheet->row_title_area.width;
1222 gdk_window_invalidate_rect (sheet->sheet_window, &rect, FALSE);
1226 /* Callback which occurs whenever columns are inserted / deleted in the model */
1228 columns_inserted_deleted_callback (PsppireSheetModel *model, gint first_column,
1232 PsppireSheet *sheet = PSPPIRE_SHEET (data);
1234 PsppireSheetRange range;
1235 gint model_columns = psppire_sheet_model_get_column_count (model);
1238 /* Need to update all the columns starting from the first column and onwards.
1239 * Previous column are unchanged, so don't need to be updated.
1241 range.col0 = first_column;
1243 range.coli = psppire_axis_unit_count (sheet->haxis) - 1;
1244 range.rowi = psppire_axis_unit_count (sheet->vaxis) - 1;
1246 adjust_scrollbars (sheet);
1248 if (sheet->active_cell.col >= model_columns)
1249 change_active_cell (sheet, sheet->active_cell.row, model_columns - 1);
1251 draw_column_title_buttons_range (sheet,
1252 first_column, max_visible_column (sheet));
1255 redraw_range (sheet, &range);
1261 /* Callback which occurs whenever rows are inserted / deleted in the model */
1263 rows_inserted_deleted_callback (PsppireSheetModel *model, gint first_row,
1264 gint n_rows, gpointer data)
1266 PsppireSheet *sheet = PSPPIRE_SHEET (data);
1268 PsppireSheetRange range;
1270 gint model_rows = psppire_sheet_model_get_row_count (model);
1272 /* Need to update all the rows starting from the first row and onwards.
1273 * Previous rows are unchanged, so don't need to be updated.
1275 range.row0 = first_row;
1277 range.rowi = psppire_axis_unit_count (sheet->vaxis) - 1;
1278 range.coli = psppire_axis_unit_count (sheet->haxis) - 1;
1280 adjust_scrollbars (sheet);
1282 if (sheet->active_cell.row >= model_rows)
1283 change_active_cell (sheet, model_rows - 1, sheet->active_cell.col);
1285 draw_row_title_buttons_range (sheet, first_row, max_visible_row (sheet));
1287 redraw_range (sheet, &range);
1291 If row0 or rowi are negative, then all rows will be updated.
1292 If col0 or coli are negative, then all columns will be updated.
1295 range_update_callback (PsppireSheetModel *m, gint row0, gint col0,
1296 gint rowi, gint coli, gpointer data)
1298 PsppireSheet *sheet = PSPPIRE_SHEET (data);
1300 PsppireSheetRange range;
1307 if ( !GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
1310 if ( ( row0 < 0 && col0 < 0 ) || ( rowi < 0 && coli < 0 ) )
1312 redraw_range (sheet, NULL);
1313 adjust_scrollbars (sheet);
1315 draw_row_title_buttons_range (sheet, min_visible_row (sheet),
1316 max_visible_row (sheet));
1318 draw_column_title_buttons_range (sheet, min_visible_column (sheet),
1319 max_visible_column (sheet));
1323 else if ( row0 < 0 || rowi < 0 )
1325 range.row0 = min_visible_row (sheet);
1326 range.rowi = max_visible_row (sheet);
1328 else if ( col0 < 0 || coli < 0 )
1330 range.col0 = min_visible_column (sheet);
1331 range.coli = max_visible_column (sheet);
1334 redraw_range (sheet, &range);
1339 * psppire_sheet_new:
1340 * @rows: initial number of rows
1341 * @columns: initial number of columns
1342 * @title: sheet title
1343 * @model: the model to use for the sheet data
1345 * Creates a new sheet widget with the given number of rows and columns.
1347 * Returns: the new sheet widget
1350 psppire_sheet_new (PsppireSheetModel *model)
1352 GtkWidget *widget = g_object_new (PSPPIRE_TYPE_SHEET,
1360 * psppire_sheet_set_model
1361 * @sheet: the sheet to set the model for
1362 * @model: the model to use for the sheet data
1364 * Sets the model for a PsppireSheet
1368 psppire_sheet_set_model (PsppireSheet *sheet, PsppireSheetModel *model)
1370 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
1372 if (sheet->model ) g_object_unref (sheet->model);
1374 sheet->model = model;
1378 g_object_ref (model);
1380 sheet->update_handler_id = g_signal_connect (model, "range_changed",
1381 G_CALLBACK (range_update_callback),
1384 g_signal_connect (model, "rows_inserted",
1385 G_CALLBACK (rows_inserted_deleted_callback), sheet);
1387 g_signal_connect (model, "rows_deleted",
1388 G_CALLBACK (rows_inserted_deleted_callback), sheet);
1390 g_signal_connect (model, "columns_inserted",
1391 G_CALLBACK (columns_inserted_deleted_callback), sheet);
1393 g_signal_connect (model, "columns_deleted",
1394 G_CALLBACK (columns_inserted_deleted_callback), sheet);
1400 psppire_sheet_change_entry (PsppireSheet *sheet, GtkType entry_type)
1402 g_return_if_fail (sheet != NULL);
1403 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
1405 if (sheet->select_status == PSPPIRE_SHEET_NORMAL)
1406 psppire_sheet_hide_entry_widget (sheet);
1408 sheet->entry_type = entry_type;
1410 create_sheet_entry (sheet);
1412 if (sheet->select_status == PSPPIRE_SHEET_NORMAL)
1413 psppire_sheet_show_entry_widget (sheet);
1417 psppire_sheet_show_grid (PsppireSheet *sheet, gboolean show)
1419 g_return_if_fail (sheet != NULL);
1420 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
1422 if (show == sheet->show_grid) return;
1424 sheet->show_grid = show;
1426 redraw_range (sheet, NULL);
1430 psppire_sheet_grid_visible (PsppireSheet *sheet)
1432 g_return_val_if_fail (sheet != NULL, 0);
1433 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), 0);
1435 return sheet->show_grid;
1439 psppire_sheet_get_columns_count (PsppireSheet *sheet)
1441 g_return_val_if_fail (sheet != NULL, 0);
1442 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), 0);
1444 return psppire_axis_unit_count (sheet->haxis);
1447 static void set_column_width (PsppireSheet *sheet,
1453 psppire_sheet_show_column_titles (PsppireSheet *sheet)
1455 if (sheet->column_titles_visible) return;
1457 sheet->column_titles_visible = TRUE;
1459 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
1462 gdk_window_show (sheet->column_title_window);
1463 gdk_window_move_resize (sheet->column_title_window,
1464 sheet->column_title_area.x,
1465 sheet->column_title_area.y,
1466 sheet->column_title_area.width,
1467 sheet->column_title_area.height);
1469 adjust_scrollbars (sheet);
1471 if (sheet->vadjustment)
1472 g_signal_emit_by_name (sheet->vadjustment,
1475 size_allocate_global_button (sheet);
1477 if ( sheet->row_titles_visible)
1478 gtk_widget_show (sheet->button);
1483 psppire_sheet_show_row_titles (PsppireSheet *sheet)
1485 if (sheet->row_titles_visible) return;
1487 sheet->row_titles_visible = TRUE;
1490 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
1492 gdk_window_show (sheet->row_title_window);
1493 gdk_window_move_resize (sheet->row_title_window,
1494 sheet->row_title_area.x,
1495 sheet->row_title_area.y,
1496 sheet->row_title_area.width,
1497 sheet->row_title_area.height);
1499 adjust_scrollbars (sheet);
1502 if (sheet->hadjustment)
1503 g_signal_emit_by_name (sheet->hadjustment,
1506 size_allocate_global_button (sheet);
1508 if ( sheet->column_titles_visible)
1509 gtk_widget_show (sheet->button);
1513 psppire_sheet_hide_column_titles (PsppireSheet *sheet)
1515 if (!sheet->column_titles_visible) return;
1517 sheet->column_titles_visible = FALSE;
1519 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
1521 if (sheet->column_title_window)
1522 gdk_window_hide (sheet->column_title_window);
1524 gtk_widget_hide (sheet->button);
1526 adjust_scrollbars (sheet);
1529 if (sheet->vadjustment)
1530 g_signal_emit_by_name (sheet->vadjustment,
1535 psppire_sheet_hide_row_titles (PsppireSheet *sheet)
1537 if (!sheet->row_titles_visible) return;
1539 sheet->row_titles_visible = FALSE;
1541 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
1543 if (sheet->row_title_window)
1544 gdk_window_hide (sheet->row_title_window);
1546 gtk_widget_hide (sheet->button);
1548 adjust_scrollbars (sheet);
1551 if (sheet->hadjustment)
1552 g_signal_emit_by_name (sheet->hadjustment,
1557 /* Scroll the sheet so that the cell ROW, COLUMN is visible.
1558 If {ROW,COL}_ALIGN is zero, then the cell will be placed
1559 at the {top,left} of the sheet. If it's 1, then it'll
1560 be placed at the {bottom,right}.
1561 ROW or COL may be -1, in which case scrolling in that dimension
1565 psppire_sheet_moveto (PsppireSheet *sheet,
1573 g_return_if_fail (row_align >= 0);
1574 g_return_if_fail (col_align >= 0);
1576 g_return_if_fail (row_align <= 1);
1577 g_return_if_fail (col_align <= 1);
1579 g_return_if_fail (col <
1580 psppire_axis_unit_count (sheet->haxis));
1581 g_return_if_fail (row <
1582 psppire_axis_unit_count (sheet->vaxis));
1584 gdk_drawable_get_size (sheet->sheet_window, &width, &height);
1589 gint y = psppire_axis_start_pixel (sheet->vaxis, row);
1591 gtk_adjustment_set_value (sheet->vadjustment, y - height * row_align);
1597 gint x = psppire_axis_start_pixel (sheet->haxis, col);
1599 gtk_adjustment_set_value (sheet->hadjustment, x - width * col_align);
1607 psppire_sheet_range_isvisible (const PsppireSheet *sheet,
1608 const PsppireSheetRange *range)
1610 g_return_val_if_fail (sheet != NULL, FALSE);
1612 if (range->row0 < 0 || range->row0 >= psppire_axis_unit_count (sheet->vaxis))
1615 if (range->rowi < 0 || range->rowi >= psppire_axis_unit_count (sheet->vaxis))
1618 if (range->col0 < 0 || range->col0 >= psppire_axis_unit_count (sheet->haxis))
1621 if (range->coli < 0 || range->coli >= psppire_axis_unit_count (sheet->haxis))
1624 if (range->rowi < min_visible_row (sheet))
1627 if (range->row0 > max_visible_row (sheet))
1630 if (range->coli < min_visible_column (sheet))
1633 if (range->col0 > max_visible_column (sheet))
1640 psppire_sheet_cell_isvisible (PsppireSheet *sheet,
1641 gint row, gint column)
1643 PsppireSheetRange range;
1646 range.col0 = column;
1648 range.coli = column;
1650 return psppire_sheet_range_isvisible (sheet, &range);
1654 psppire_sheet_get_visible_range (PsppireSheet *sheet, PsppireSheetRange *range)
1656 g_return_if_fail (sheet != NULL);
1657 g_return_if_fail (PSPPIRE_IS_SHEET (sheet)) ;
1658 g_return_if_fail (range != NULL);
1660 range->row0 = min_visible_row (sheet);
1661 range->col0 = min_visible_column (sheet);
1662 range->rowi = max_visible_row (sheet);
1663 range->coli = max_visible_column (sheet);
1668 psppire_sheet_set_scroll_adjustments (PsppireSheet *sheet,
1669 GtkAdjustment *hadjustment,
1670 GtkAdjustment *vadjustment)
1672 if ( sheet->vadjustment != vadjustment )
1674 if (sheet->vadjustment)
1675 g_object_unref (sheet->vadjustment);
1676 sheet->vadjustment = vadjustment;
1680 g_object_ref (vadjustment);
1682 g_signal_connect (sheet->vadjustment, "value_changed",
1683 G_CALLBACK (vadjustment_value_changed),
1688 if ( sheet->hadjustment != hadjustment )
1690 if (sheet->hadjustment)
1691 g_object_unref (sheet->hadjustment);
1693 sheet->hadjustment = hadjustment;
1697 g_object_ref (hadjustment);
1699 g_signal_connect (sheet->hadjustment, "value_changed",
1700 G_CALLBACK (hadjustment_value_changed),
1708 psppire_sheet_finalize (GObject *object)
1710 PsppireSheet *sheet;
1712 g_return_if_fail (object != NULL);
1713 g_return_if_fail (PSPPIRE_IS_SHEET (object));
1715 sheet = PSPPIRE_SHEET (object);
1717 if (G_OBJECT_CLASS (parent_class)->finalize)
1718 (*G_OBJECT_CLASS (parent_class)->finalize) (object);
1722 psppire_sheet_dispose (GObject *object)
1724 PsppireSheet *sheet = PSPPIRE_SHEET (object);
1726 g_return_if_fail (object != NULL);
1727 g_return_if_fail (PSPPIRE_IS_SHEET (object));
1729 if ( sheet->dispose_has_run )
1732 sheet->dispose_has_run = TRUE;
1734 if ( sheet->cell_padding)
1735 g_boxed_free (GTK_TYPE_BORDER, sheet->cell_padding);
1737 if (sheet->model) g_object_unref (sheet->model);
1738 if (sheet->vaxis) g_object_unref (sheet->vaxis);
1739 if (sheet->haxis) g_object_unref (sheet->haxis);
1741 g_object_unref (sheet->button);
1742 sheet->button = NULL;
1744 /* unref adjustments */
1745 if (sheet->hadjustment)
1747 g_signal_handlers_disconnect_matched (sheet->hadjustment,
1748 G_SIGNAL_MATCH_DATA,
1752 g_object_unref (sheet->hadjustment);
1753 sheet->hadjustment = NULL;
1756 if (sheet->vadjustment)
1758 g_signal_handlers_disconnect_matched (sheet->vadjustment,
1759 G_SIGNAL_MATCH_DATA,
1763 g_object_unref (sheet->vadjustment);
1765 sheet->vadjustment = NULL;
1768 if (G_OBJECT_CLASS (parent_class)->dispose)
1769 (*G_OBJECT_CLASS (parent_class)->dispose) (object);
1773 psppire_sheet_style_set (GtkWidget *widget,
1774 GtkStyle *previous_style)
1776 PsppireSheet *sheet;
1778 g_return_if_fail (widget != NULL);
1779 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
1781 if (GTK_WIDGET_CLASS (parent_class)->style_set)
1782 (*GTK_WIDGET_CLASS (parent_class)->style_set) (widget, previous_style);
1784 sheet = PSPPIRE_SHEET (widget);
1786 if (GTK_WIDGET_REALIZED (widget))
1788 gtk_style_set_background (widget->style, widget->window, widget->state);
1791 set_entry_widget_font (sheet);
1796 psppire_sheet_realize (GtkWidget *widget)
1798 PsppireSheet *sheet;
1799 GdkWindowAttr attributes;
1800 const gint attributes_mask =
1801 GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP | GDK_WA_CURSOR;
1804 GdkColormap *colormap;
1805 GdkDisplay *display;
1807 g_return_if_fail (widget != NULL);
1808 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
1810 sheet = PSPPIRE_SHEET (widget);
1812 colormap = gtk_widget_get_colormap (widget);
1813 display = gtk_widget_get_display (widget);
1815 attributes.window_type = GDK_WINDOW_CHILD;
1816 attributes.x = widget->allocation.x;
1817 attributes.y = widget->allocation.y;
1818 attributes.width = widget->allocation.width;
1819 attributes.height = widget->allocation.height;
1820 attributes.wclass = GDK_INPUT_OUTPUT;
1822 attributes.visual = gtk_widget_get_visual (widget);
1823 attributes.colormap = colormap;
1825 attributes.event_mask = gtk_widget_get_events (widget);
1826 attributes.event_mask |= (GDK_EXPOSURE_MASK |
1827 GDK_BUTTON_PRESS_MASK |
1828 GDK_BUTTON_RELEASE_MASK |
1829 GDK_KEY_PRESS_MASK |
1830 GDK_ENTER_NOTIFY_MASK |
1831 GDK_LEAVE_NOTIFY_MASK |
1832 GDK_POINTER_MOTION_MASK |
1833 GDK_POINTER_MOTION_HINT_MASK);
1835 attributes.cursor = gdk_cursor_new_for_display (display, GDK_TOP_LEFT_ARROW);
1838 widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
1840 gdk_window_set_user_data (widget->window, sheet);
1842 widget->style = gtk_style_attach (widget->style, widget->window);
1844 gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
1846 gdk_color_parse ("white", &sheet->color[BG_COLOR]);
1847 gdk_colormap_alloc_color (colormap, &sheet->color[BG_COLOR], FALSE,
1849 gdk_color_parse ("gray", &sheet->color[GRID_COLOR]);
1850 gdk_colormap_alloc_color (colormap, &sheet->color[GRID_COLOR], FALSE,
1855 attributes.width = sheet->column_title_area.width;
1856 attributes.height = sheet->column_title_area.height;
1859 /* column - title window */
1860 sheet->column_title_window =
1861 gdk_window_new (widget->window, &attributes, attributes_mask);
1862 gdk_window_set_user_data (sheet->column_title_window, sheet);
1863 gtk_style_set_background (widget->style, sheet->column_title_window,
1869 attributes.width = sheet->row_title_area.width;
1870 attributes.height = sheet->row_title_area.height;
1872 /* row - title window */
1873 sheet->row_title_window = gdk_window_new (widget->window,
1874 &attributes, attributes_mask);
1875 gdk_window_set_user_data (sheet->row_title_window, sheet);
1876 gtk_style_set_background (widget->style, sheet->row_title_window,
1879 /* sheet - window */
1880 attributes.cursor = gdk_cursor_new_for_display (display, GDK_PLUS);
1885 sheet->sheet_window = gdk_window_new (widget->window,
1886 &attributes, attributes_mask);
1887 gdk_window_set_user_data (sheet->sheet_window, sheet);
1889 gdk_cursor_unref (attributes.cursor);
1891 gdk_window_set_background (sheet->sheet_window, &widget->style->white);
1892 gdk_window_show (sheet->sheet_window);
1895 sheet->fg_gc = gdk_gc_new (widget->window);
1896 sheet->bg_gc = gdk_gc_new (widget->window);
1898 values.foreground = widget->style->white;
1899 values.function = GDK_INVERT;
1900 values.subwindow_mode = GDK_INCLUDE_INFERIORS;
1901 values.line_width = MAX (sheet->cell_padding->left,
1902 MAX (sheet->cell_padding->right,
1903 MAX (sheet->cell_padding->top,
1904 sheet->cell_padding->bottom)));
1906 sheet->xor_gc = gdk_gc_new_with_values (widget->window,
1914 gtk_widget_set_parent_window (sheet->entry_widget, sheet->sheet_window);
1915 gtk_widget_set_parent (sheet->entry_widget, GTK_WIDGET (sheet));
1917 gtk_widget_set_parent_window (sheet->button, sheet->sheet_window);
1918 gtk_widget_set_parent (sheet->button, GTK_WIDGET (sheet));
1920 sheet->button->style = gtk_style_attach (sheet->button->style,
1921 sheet->sheet_window);
1924 sheet->cursor_drag = gdk_cursor_new_for_display (display, GDK_PLUS);
1926 if (sheet->column_titles_visible)
1927 gdk_window_show (sheet->column_title_window);
1928 if (sheet->row_titles_visible)
1929 gdk_window_show (sheet->row_title_window);
1931 sheet->hover_window = create_hover_window ();
1933 draw_row_title_buttons (sheet);
1934 draw_column_title_buttons (sheet);
1936 psppire_sheet_update_primary_selection (sheet);
1939 GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
1943 create_global_button (PsppireSheet *sheet)
1945 sheet->button = gtk_button_new_with_label (" ");
1947 GTK_WIDGET_UNSET_FLAGS(sheet->button, GTK_CAN_FOCUS);
1949 g_object_ref_sink (sheet->button);
1951 g_signal_connect (sheet->button,
1953 G_CALLBACK (global_button_clicked),
1958 size_allocate_global_button (PsppireSheet *sheet)
1960 GtkAllocation allocation;
1962 if (!sheet->column_titles_visible) return;
1963 if (!sheet->row_titles_visible) return;
1965 gtk_widget_size_request (sheet->button, NULL);
1969 allocation.width = sheet->row_title_area.width;
1970 allocation.height = sheet->column_title_area.height;
1972 gtk_widget_size_allocate (sheet->button, &allocation);
1976 global_button_clicked (GtkWidget *widget, gpointer data)
1978 psppire_sheet_click_cell (PSPPIRE_SHEET (data), -1, -1);
1983 psppire_sheet_unrealize (GtkWidget *widget)
1985 PsppireSheet *sheet;
1987 g_return_if_fail (widget != NULL);
1988 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
1990 sheet = PSPPIRE_SHEET (widget);
1992 gdk_cursor_unref (sheet->cursor_drag);
1993 sheet->cursor_drag = NULL;
1995 gdk_colormap_free_colors (gtk_widget_get_colormap (widget),
1996 sheet->color, n_COLORS);
1998 g_object_unref (sheet->xor_gc);
1999 g_object_unref (sheet->fg_gc);
2000 g_object_unref (sheet->bg_gc);
2002 destroy_hover_window (sheet->hover_window);
2004 gdk_window_destroy (sheet->sheet_window);
2005 gdk_window_destroy (sheet->column_title_window);
2006 gdk_window_destroy (sheet->row_title_window);
2008 gtk_widget_unparent (sheet->entry_widget);
2009 if (sheet->button != NULL)
2010 gtk_widget_unparent (sheet->button);
2012 if (GTK_WIDGET_CLASS (parent_class)->unrealize)
2013 (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
2017 psppire_sheet_map (GtkWidget *widget)
2019 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
2021 g_return_if_fail (widget != NULL);
2022 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
2024 if (!GTK_WIDGET_MAPPED (widget))
2026 GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
2028 gdk_window_show (widget->window);
2029 gdk_window_show (sheet->sheet_window);
2031 if (sheet->column_titles_visible)
2033 draw_column_title_buttons (sheet);
2034 gdk_window_show (sheet->column_title_window);
2036 if (sheet->row_titles_visible)
2038 draw_row_title_buttons (sheet);
2039 gdk_window_show (sheet->row_title_window);
2042 if (!GTK_WIDGET_MAPPED (sheet->entry_widget)
2043 && sheet->active_cell.row >= 0
2044 && sheet->active_cell.col >= 0 )
2046 gtk_widget_show (sheet->entry_widget);
2047 gtk_widget_map (sheet->entry_widget);
2050 if (!GTK_WIDGET_MAPPED (sheet->button))
2052 gtk_widget_show (sheet->button);
2053 gtk_widget_map (sheet->button);
2056 redraw_range (sheet, NULL);
2057 change_active_cell (sheet,
2058 sheet->active_cell.row,
2059 sheet->active_cell.col);
2064 psppire_sheet_unmap (GtkWidget *widget)
2066 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
2068 if (!GTK_WIDGET_MAPPED (widget))
2071 GTK_WIDGET_UNSET_FLAGS (widget, GTK_MAPPED);
2073 gdk_window_hide (sheet->sheet_window);
2074 if (sheet->column_titles_visible)
2075 gdk_window_hide (sheet->column_title_window);
2076 if (sheet->row_titles_visible)
2077 gdk_window_hide (sheet->row_title_window);
2078 gdk_window_hide (widget->window);
2080 gtk_widget_unmap (sheet->entry_widget);
2081 gtk_widget_unmap (sheet->button);
2082 gtk_widget_unmap (sheet->hover_window->window);
2085 /* get cell attributes of the given cell */
2086 /* TRUE means that the cell is currently allocated */
2087 static gboolean psppire_sheet_get_attributes (const PsppireSheet *sheet,
2089 PsppireSheetCellAttr *attributes);
2094 psppire_sheet_cell_draw (PsppireSheet *sheet, gint row, gint col)
2096 PangoLayout *layout;
2097 PangoRectangle text;
2098 PangoFontDescription *font_desc = GTK_WIDGET (sheet)->style->font_desc;
2103 PsppireSheetCellAttr attributes;
2106 g_return_if_fail (sheet != NULL);
2108 /* bail now if we aren't yet drawable */
2109 if (!GTK_WIDGET_DRAWABLE (sheet)) return;
2112 row >= psppire_axis_unit_count (sheet->vaxis))
2116 col >= psppire_axis_unit_count (sheet->haxis))
2119 psppire_sheet_get_attributes (sheet, row, col, &attributes);
2121 /* select GC for background rectangle */
2122 gdk_gc_set_foreground (sheet->fg_gc, &attributes.foreground);
2123 gdk_gc_set_foreground (sheet->bg_gc, &attributes.background);
2125 rectangle_from_cell (sheet, row, col, &area);
2127 gdk_gc_set_line_attributes (sheet->fg_gc, 1, 0, 0, 0);
2129 if (sheet->show_grid)
2131 gdk_gc_set_foreground (sheet->bg_gc, &sheet->color[GRID_COLOR]);
2133 gdk_draw_rectangle (sheet->sheet_window,
2137 area.width, area.height);
2141 label = psppire_sheet_cell_get_text (sheet, row, col);
2146 layout = gtk_widget_create_pango_layout (GTK_WIDGET (sheet), label);
2147 dispose_string (sheet, label);
2150 pango_layout_set_font_description (layout, font_desc);
2152 pango_layout_get_pixel_extents (layout, NULL, &text);
2154 gdk_gc_set_clip_rectangle (sheet->fg_gc, &area);
2156 font_height = pango_font_description_get_size (font_desc);
2157 if ( !pango_font_description_get_size_is_absolute (font_desc))
2158 font_height /= PANGO_SCALE;
2161 if ( sheet->cell_padding )
2163 area.x += sheet->cell_padding->left;
2164 area.width -= sheet->cell_padding->right
2165 + sheet->cell_padding->left;
2167 area.y += sheet->cell_padding->top;
2168 area.height -= sheet->cell_padding->bottom
2170 sheet->cell_padding->top;
2173 /* Centre the text vertically */
2174 area.y += (area.height - font_height) / 2.0;
2176 switch (attributes.justification)
2178 case GTK_JUSTIFY_RIGHT:
2179 area.x += area.width - text.width;
2181 case GTK_JUSTIFY_CENTER:
2182 area.x += (area.width - text.width) / 2.0;
2184 case GTK_JUSTIFY_LEFT:
2188 g_critical ("Unhandled justification %d in column %d\n",
2189 attributes.justification, col);
2193 gdk_draw_layout (sheet->sheet_window, sheet->fg_gc,
2198 gdk_gc_set_clip_rectangle (sheet->fg_gc, NULL);
2199 g_object_unref (layout);
2204 draw_sheet_region (PsppireSheet *sheet, GdkRegion *region)
2206 PsppireSheetRange range;
2211 PsppireSheetRange drawing_range;
2213 gdk_region_get_clipbox (region, &area);
2215 y = area.y + sheet->vadjustment->value;
2216 x = area.x + sheet->hadjustment->value;
2218 if ( sheet->column_titles_visible)
2219 y -= sheet->column_title_area.height;
2221 if ( sheet->row_titles_visible)
2222 x -= sheet->row_title_area.width;
2224 maximize_int (&x, 0);
2225 maximize_int (&y, 0);
2227 range.row0 = row_from_ypixel (sheet, y);
2228 range.rowi = row_from_ypixel (sheet, y + area.height);
2230 range.col0 = column_from_xpixel (sheet, x);
2231 range.coli = column_from_xpixel (sheet, x + area.width);
2233 g_return_if_fail (sheet != NULL);
2234 g_return_if_fail (PSPPIRE_SHEET (sheet));
2236 if (!GTK_WIDGET_DRAWABLE (GTK_WIDGET (sheet))) return;
2237 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
2238 if (!GTK_WIDGET_MAPPED (GTK_WIDGET (sheet))) return;
2241 drawing_range.row0 = MAX (range.row0, min_visible_row (sheet));
2242 drawing_range.col0 = MAX (range.col0, min_visible_column (sheet));
2243 drawing_range.rowi = MIN (range.rowi, max_visible_row (sheet));
2244 drawing_range.coli = MIN (range.coli, max_visible_column (sheet));
2246 g_return_if_fail (drawing_range.rowi >= drawing_range.row0);
2247 g_return_if_fail (drawing_range.coli >= drawing_range.col0);
2249 for (i = drawing_range.row0; i <= drawing_range.rowi; i++)
2251 for (j = drawing_range.col0; j <= drawing_range.coli; j++)
2252 psppire_sheet_cell_draw (sheet, i, j);
2255 if (sheet->select_status == PSPPIRE_SHEET_NORMAL &&
2256 sheet->active_cell.row >= drawing_range.row0 &&
2257 sheet->active_cell.row <= drawing_range.rowi &&
2258 sheet->active_cell.col >= drawing_range.col0 &&
2259 sheet->active_cell.col <= drawing_range.coli)
2260 psppire_sheet_show_entry_widget (sheet);
2266 safe_strcmp (const gchar *s1, const gchar *s2)
2268 if ( !s1 && !s2) return 0;
2269 if ( !s1) return -1;
2270 if ( !s2) return +1;
2271 return strcmp (s1, s2);
2275 psppire_sheet_set_cell (PsppireSheet *sheet, gint row, gint col,
2276 GtkJustification justification,
2279 PsppireSheetModel *model ;
2282 g_return_if_fail (sheet != NULL);
2283 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2285 if (col >= psppire_axis_unit_count (sheet->haxis)
2286 || row >= psppire_axis_unit_count (sheet->vaxis))
2289 if (col < 0 || row < 0) return;
2291 model = psppire_sheet_get_model (sheet);
2293 old_text = psppire_sheet_model_get_string (model, row, col);
2295 if (0 != safe_strcmp (old_text, text))
2297 g_signal_handler_block (sheet->model, sheet->update_handler_id);
2298 psppire_sheet_model_set_string (model, text, row, col);
2299 g_signal_handler_unblock (sheet->model, sheet->update_handler_id);
2302 if ( psppire_sheet_model_free_strings (model))
2308 psppire_sheet_cell_clear (PsppireSheet *sheet, gint row, gint column)
2310 PsppireSheetRange range;
2312 g_return_if_fail (sheet != NULL);
2313 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2314 if (column >= psppire_axis_unit_count (sheet->haxis) ||
2315 row >= psppire_axis_unit_count (sheet->vaxis)) return;
2317 if (column < 0 || row < 0) return;
2321 range.col0 = min_visible_column (sheet);
2322 range.coli = max_visible_column (sheet);
2324 psppire_sheet_real_cell_clear (sheet, row, column);
2326 redraw_range (sheet, &range);
2330 psppire_sheet_real_cell_clear (PsppireSheet *sheet, gint row, gint column)
2332 PsppireSheetModel *model = psppire_sheet_get_model (sheet);
2334 gchar *old_text = psppire_sheet_cell_get_text (sheet, row, column);
2336 if (old_text && strlen (old_text) > 0 )
2338 psppire_sheet_model_datum_clear (model, row, column);
2341 dispose_string (sheet, old_text);
2345 psppire_sheet_cell_get_text (const PsppireSheet *sheet, gint row, gint col)
2347 PsppireSheetModel *model;
2348 g_return_val_if_fail (sheet != NULL, NULL);
2349 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), NULL);
2351 if (col >= psppire_axis_unit_count (sheet->haxis) || row >= psppire_axis_unit_count (sheet->vaxis))
2353 if (col < 0 || row < 0) return NULL;
2355 model = psppire_sheet_get_model (sheet);
2360 return psppire_sheet_model_get_string (model, row, col);
2364 /* Convert X, Y (in pixels) to *ROW, *COLUMN
2365 If the function returns FALSE, then the results will be unreliable.
2368 psppire_sheet_get_pixel_info (PsppireSheet *sheet,
2376 *column = -G_MAXINT;
2378 g_return_val_if_fail (sheet != NULL, 0);
2379 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), 0);
2381 /* bounds checking, return false if the user clicked
2389 if ( sheet->column_titles_visible)
2390 y -= sheet->column_title_area.height;
2392 y += sheet->vadjustment->value;
2394 if ( y < 0 && sheet->column_titles_visible)
2400 trow = row_from_ypixel (sheet, y);
2401 if (trow > psppire_axis_unit_count (sheet->vaxis))
2407 if ( sheet->row_titles_visible)
2408 x -= sheet->row_title_area.width;
2410 x += sheet->hadjustment->value;
2412 if ( x < 0 && sheet->row_titles_visible)
2418 tcol = column_from_xpixel (sheet, x);
2419 if (tcol > psppire_axis_unit_count (sheet->haxis))
2429 psppire_sheet_get_cell_area (PsppireSheet *sheet,
2434 g_return_val_if_fail (sheet != NULL, 0);
2435 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), 0);
2437 if (row >= psppire_axis_unit_count (sheet->vaxis) || column >= psppire_axis_unit_count (sheet->haxis))
2440 area->x = (column == -1) ? 0 : psppire_axis_start_pixel (sheet->haxis, column);
2441 area->y = (row == -1) ? 0 : psppire_axis_start_pixel (sheet->vaxis, row);
2443 area->width= (column == -1) ? sheet->row_title_area.width
2444 : psppire_axis_unit_size (sheet->haxis, column);
2446 area->height= (row == -1) ? sheet->column_title_area.height
2447 : psppire_axis_unit_size (sheet->vaxis, row);
2453 psppire_sheet_set_active_cell (PsppireSheet *sheet, gint row, gint col)
2455 g_return_if_fail (sheet != NULL);
2456 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2458 if (row < -1 || col < -1)
2461 if (row >= psppire_axis_unit_count (sheet->vaxis)
2463 col >= psppire_axis_unit_count (sheet->haxis))
2466 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
2469 if ( row == -1 || col == -1)
2471 psppire_sheet_hide_entry_widget (sheet);
2475 change_active_cell (sheet, row, col);
2479 psppire_sheet_get_active_cell (PsppireSheet *sheet, gint *row, gint *column)
2481 g_return_if_fail (sheet != NULL);
2482 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2484 if ( row ) *row = sheet->active_cell.row;
2485 if (column) *column = sheet->active_cell.col;
2489 entry_load_text (PsppireSheet *sheet)
2493 GtkJustification justification;
2494 PsppireSheetCellAttr attributes;
2496 if (!GTK_WIDGET_VISIBLE (sheet->entry_widget)) return;
2497 if (sheet->select_status != PSPPIRE_SHEET_NORMAL) return;
2499 row = sheet->active_cell.row;
2500 col = sheet->active_cell.col;
2502 if (row < 0 || col < 0) return;
2504 text = gtk_entry_get_text (psppire_sheet_get_entry (sheet));
2506 if (text && strlen (text) > 0)
2508 psppire_sheet_get_attributes (sheet, row, col, &attributes);
2509 justification = attributes.justification;
2510 psppire_sheet_set_cell (sheet, row, col, justification, text);
2516 psppire_sheet_hide_entry_widget (PsppireSheet *sheet)
2518 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
2521 if (sheet->active_cell.row < 0 ||
2522 sheet->active_cell.col < 0) return;
2524 gtk_widget_hide (sheet->entry_widget);
2525 gtk_widget_unmap (sheet->entry_widget);
2527 GTK_WIDGET_UNSET_FLAGS (GTK_WIDGET (sheet->entry_widget), GTK_VISIBLE);
2531 change_active_cell (PsppireSheet *sheet, gint row, gint col)
2533 gint old_row, old_col;
2535 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2537 if (row < 0 || col < 0)
2540 if ( row > psppire_axis_unit_count (sheet->vaxis)
2541 || col > psppire_axis_unit_count (sheet->haxis))
2544 old_row = sheet->active_cell.row;
2545 old_col = sheet->active_cell.col;
2547 entry_load_text (sheet);
2549 /* Erase the old cell border */
2550 psppire_sheet_draw_active_cell (sheet);
2552 sheet->active_cell.row = row;
2553 sheet->active_cell.col = col;
2555 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
2557 GTK_WIDGET_UNSET_FLAGS (sheet->entry_widget, GTK_HAS_FOCUS);
2559 psppire_sheet_draw_active_cell (sheet);
2560 psppire_sheet_show_entry_widget (sheet);
2562 GTK_WIDGET_SET_FLAGS (sheet->entry_widget, GTK_HAS_FOCUS);
2564 g_signal_emit (sheet, sheet_signals [ACTIVATE], 0,
2565 row, col, old_row, old_col);
2570 psppire_sheet_show_entry_widget (PsppireSheet *sheet)
2572 GtkEntry *sheet_entry;
2573 PsppireSheetCellAttr attributes;
2577 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2579 row = sheet->active_cell.row;
2580 col = sheet->active_cell.col;
2582 /* Don't show the active cell, if there is no active cell: */
2583 if (! (row >= 0 && col >= 0)) /* e.g row or coll == -1. */
2586 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
2587 if (sheet->select_status != PSPPIRE_SHEET_NORMAL) return;
2588 if (PSPPIRE_SHEET_IN_SELECTION (sheet)) return;
2590 GTK_WIDGET_SET_FLAGS (GTK_WIDGET (sheet->entry_widget), GTK_VISIBLE);
2592 sheet_entry = psppire_sheet_get_entry (sheet);
2594 psppire_sheet_get_attributes (sheet, row, col, &attributes);
2596 if (GTK_IS_ENTRY (sheet_entry))
2598 gchar *text = psppire_sheet_cell_get_text (sheet, row, col);
2599 const gchar *old_text = gtk_entry_get_text (GTK_ENTRY (sheet_entry));
2602 text = g_strdup ("");
2604 if (strcmp (old_text, text) != 0)
2605 gtk_entry_set_text (sheet_entry, text);
2607 dispose_string (sheet, text);
2610 switch (attributes.justification)
2612 case GTK_JUSTIFY_RIGHT:
2613 gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 1.0);
2615 case GTK_JUSTIFY_CENTER:
2616 gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 0.5);
2618 case GTK_JUSTIFY_LEFT:
2620 gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 0.0);
2626 psppire_sheet_size_allocate_entry (sheet);
2628 gtk_widget_set_sensitive (GTK_WIDGET (sheet_entry),
2629 psppire_sheet_model_is_editable (sheet->model,
2631 gtk_widget_map (sheet->entry_widget);
2635 psppire_sheet_draw_active_cell (PsppireSheet *sheet)
2638 PsppireSheetRange range;
2640 row = sheet->active_cell.row;
2641 col = sheet->active_cell.col;
2643 if (row < 0 || col < 0) return FALSE;
2645 if (!psppire_sheet_cell_isvisible (sheet, row, col))
2648 range.col0 = range.coli = col;
2649 range.row0 = range.rowi = row;
2651 psppire_sheet_draw_border (sheet, range);
2659 psppire_sheet_draw_border (PsppireSheet *sheet, PsppireSheetRange new_range)
2663 rectangle_from_range (sheet, &new_range, &area);
2668 gdk_gc_set_clip_rectangle (sheet->xor_gc, &area);
2670 area.x += sheet->cell_padding->left / 2;
2671 area.y += sheet->cell_padding->top / 2;
2672 area.width -= (sheet->cell_padding->left + sheet->cell_padding->right ) / 2;
2673 area.height -= (sheet->cell_padding->top + sheet->cell_padding->bottom ) / 2;
2675 gdk_draw_rectangle (sheet->sheet_window, sheet->xor_gc,
2682 gdk_gc_set_clip_rectangle (sheet->xor_gc, NULL);
2687 /* Selection related functions */
2690 psppire_sheet_select_row (PsppireSheet *sheet, gint row)
2693 sheet->select_status = PSPPIRE_SHEET_ROW_SELECTED;
2695 sheet->range.col0 = sheet->range.coli = -1;
2696 sheet->range.row0 = sheet->range.rowi = row;
2698 rectangle_from_range (sheet, &sheet->range, &area);
2702 gdk_window_invalidate_rect (sheet->sheet_window, &area, FALSE);
2704 g_signal_emit (sheet, sheet_signals [SELECT_ROW], 0, row);
2708 psppire_sheet_select_column (PsppireSheet *sheet, gint column)
2711 sheet->select_status = PSPPIRE_SHEET_COLUMN_SELECTED;
2713 sheet->range.col0 = sheet->range.coli = column;
2714 sheet->range.row0 = sheet->range.rowi = -1;
2716 rectangle_from_range (sheet, &sheet->range, &area);
2720 gdk_window_invalidate_rect (sheet->sheet_window, &area, FALSE);
2722 g_signal_emit (sheet, sheet_signals [SELECT_COLUMN], 0, column);
2727 psppire_sheet_select_range (PsppireSheet *sheet, const PsppireSheetRange *range)
2730 sheet->select_status = PSPPIRE_SHEET_RANGE_SELECTED;
2732 sheet->range = *range;
2734 rectangle_from_range (sheet, range, &area);
2737 gdk_window_invalidate_rect (sheet->sheet_window, &area, FALSE);
2742 psppire_sheet_unselect_range (PsppireSheet *sheet)
2745 sheet->select_status = PSPPIRE_SHEET_NORMAL;
2747 rectangle_from_range (sheet, &sheet->range, &area);
2750 gdk_window_invalidate_rect (sheet->sheet_window, &area, FALSE);
2752 g_signal_emit (sheet, sheet_signals [SELECT_COLUMN], 0, -1);
2753 g_signal_emit (sheet, sheet_signals [SELECT_ROW], 0, -1);
2757 psppire_sheet_get_selected_range (PsppireSheet *sheet, PsppireSheetRange *range)
2759 g_return_if_fail (sheet != NULL);
2760 *range = sheet->range;
2765 psppire_sheet_expose (GtkWidget *widget, GdkEventExpose *event)
2767 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
2769 g_return_val_if_fail (event != NULL, FALSE);
2771 if (!GTK_WIDGET_DRAWABLE (widget))
2774 /* exposure events on the sheet */
2775 if (event->window == sheet->row_title_window &&
2776 sheet->row_titles_visible)
2778 draw_row_title_buttons_range (sheet,
2779 min_visible_row (sheet),
2780 max_visible_row (sheet));
2783 if (event->window == sheet->column_title_window &&
2784 sheet->column_titles_visible)
2786 draw_column_title_buttons_range (sheet,
2787 min_visible_column (sheet),
2788 max_visible_column (sheet));
2791 if (event->window == sheet->sheet_window)
2793 draw_sheet_region (sheet, event->region);
2795 if (sheet->select_status != PSPPIRE_SHEET_NORMAL)
2798 if (psppire_sheet_range_isvisible (sheet, &sheet->range))
2799 psppire_sheet_range_draw (sheet, &sheet->range);
2801 if (PSPPIRE_SHEET_IN_RESIZE (sheet) || PSPPIRE_SHEET_IN_DRAG (sheet))
2802 psppire_sheet_range_draw (sheet, &sheet->drag_range);
2808 rectangle_from_range (sheet, &sheet->range, &area);
2810 gdk_draw_rectangle (sheet->sheet_window,
2813 area.x + 1, area.y + 1,
2814 area.width, area.height);
2818 if (PSPPIRE_SHEET_IN_RESIZE (sheet) || PSPPIRE_SHEET_IN_DRAG (sheet))
2819 draw_xor_rectangle (sheet, sheet->drag_range);
2824 if ((!PSPPIRE_SHEET_IN_XDRAG (sheet)) && (!PSPPIRE_SHEET_IN_YDRAG (sheet)))
2827 PsppireSheetRange range;
2828 range.row0 = range.rowi = sheet->active_cell.row;
2829 range.col0 = range.coli = sheet->active_cell.col;
2831 rectangle_from_range (sheet, &range, &rect);
2833 if (GDK_OVERLAP_RECTANGLE_OUT !=
2834 gdk_region_rect_in (event->region, &rect))
2836 psppire_sheet_draw_active_cell (sheet);
2842 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
2849 psppire_sheet_button_press (GtkWidget *widget, GdkEventButton *event)
2851 PsppireSheet *sheet;
2852 GdkModifierType mods;
2857 g_return_val_if_fail (widget != NULL, FALSE);
2858 g_return_val_if_fail (PSPPIRE_IS_SHEET (widget), FALSE);
2859 g_return_val_if_fail (event != NULL, FALSE);
2861 sheet = PSPPIRE_SHEET (widget);
2863 /* Cancel any pending tooltips */
2864 if (sheet->motion_timer)
2866 g_source_remove (sheet->motion_timer);
2867 sheet->motion_timer = 0;
2870 gtk_widget_get_pointer (widget, &x, &y);
2871 psppire_sheet_get_pixel_info (sheet, x, y, &row, &column);
2874 if (event->window == sheet->column_title_window)
2876 sheet->x_drag = event->x;
2877 g_signal_emit (sheet,
2878 sheet_signals[BUTTON_EVENT_COLUMN], 0,
2881 if (psppire_sheet_model_get_column_sensitivity (sheet->model, column))
2883 if ( event->type == GDK_2BUTTON_PRESS && event->button == 1)
2884 g_signal_emit (sheet,
2885 sheet_signals[DOUBLE_CLICK_COLUMN], 0, column);
2889 if (event->window == sheet->row_title_window)
2891 g_signal_emit (sheet,
2892 sheet_signals[BUTTON_EVENT_ROW], 0,
2895 if (psppire_sheet_model_get_row_sensitivity (sheet->model, row))
2897 if ( event->type == GDK_2BUTTON_PRESS && event->button == 1)
2898 g_signal_emit (sheet,
2899 sheet_signals[DOUBLE_CLICK_ROW], 0, row);
2903 gdk_window_get_pointer (widget->window, NULL, NULL, &mods);
2905 if (! (mods & GDK_BUTTON1_MASK)) return TRUE;
2908 /* press on resize windows */
2909 if (event->window == sheet->column_title_window)
2911 sheet->x_drag = event->x;
2913 if (on_column_boundary (sheet, sheet->x_drag, &sheet->drag_cell.col))
2915 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_XDRAG);
2916 gdk_pointer_grab (sheet->column_title_window, FALSE,
2917 GDK_POINTER_MOTION_HINT_MASK |
2918 GDK_BUTTON1_MOTION_MASK |
2919 GDK_BUTTON_RELEASE_MASK,
2920 NULL, NULL, event->time);
2922 draw_xor_vline (sheet);
2927 if (event->window == sheet->row_title_window)
2929 sheet->y_drag = event->y;
2931 if (on_row_boundary (sheet, sheet->y_drag, &sheet->drag_cell.row))
2933 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_YDRAG);
2934 gdk_pointer_grab (sheet->row_title_window, FALSE,
2935 GDK_POINTER_MOTION_HINT_MASK |
2936 GDK_BUTTON1_MOTION_MASK |
2937 GDK_BUTTON_RELEASE_MASK,
2938 NULL, NULL, event->time);
2940 draw_xor_hline (sheet);
2945 /* the sheet itself does not handle other than single click events */
2946 if (event->type != GDK_BUTTON_PRESS) return FALSE;
2948 /* selections on the sheet */
2949 if (event->window == sheet->sheet_window)
2951 gtk_widget_get_pointer (widget, &x, &y);
2952 psppire_sheet_get_pixel_info (sheet, x, y, &row, &column);
2953 gdk_pointer_grab (sheet->sheet_window, FALSE,
2954 GDK_POINTER_MOTION_HINT_MASK |
2955 GDK_BUTTON1_MOTION_MASK |
2956 GDK_BUTTON_RELEASE_MASK,
2957 NULL, NULL, event->time);
2958 gtk_grab_add (GTK_WIDGET (sheet));
2960 if ( sheet->select_status == PSPPIRE_SHEET_NORMAL)
2962 sheet->range.row0 = row;
2963 sheet->range.col0 = column;
2967 psppire_sheet_unselect_range (sheet);
2969 psppire_sheet_click_cell (sheet, row, column);
2972 if (event->window == sheet->column_title_window)
2974 gtk_widget_get_pointer (widget, &x, &y);
2975 if ( sheet->row_titles_visible)
2976 x -= sheet->row_title_area.width;
2978 x += sheet->hadjustment->value;
2980 column = column_from_xpixel (sheet, x);
2982 if (psppire_sheet_model_get_column_sensitivity (sheet->model, column))
2984 gtk_grab_add (GTK_WIDGET (sheet));
2985 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
2989 if (event->window == sheet->row_title_window)
2991 gtk_widget_get_pointer (widget, &x, &y);
2992 if ( sheet->column_titles_visible)
2993 y -= sheet->column_title_area.height;
2995 y += sheet->vadjustment->value;
2997 row = row_from_ypixel (sheet, y);
2998 if (psppire_sheet_model_get_row_sensitivity (sheet->model, row))
3000 gtk_grab_add (GTK_WIDGET (sheet));
3001 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3009 psppire_sheet_click_cell (PsppireSheet *sheet, gint row, gint column)
3011 PsppireSheetCell cell;
3012 gboolean forbid_move;
3017 if (row >= psppire_axis_unit_count (sheet->vaxis)
3018 || column >= psppire_axis_unit_count (sheet->haxis))
3023 g_signal_emit (sheet, sheet_signals[TRAVERSE], 0,
3024 &sheet->active_cell,
3030 if (sheet->select_status == PSPPIRE_SHEET_NORMAL)
3033 row = sheet->active_cell.row;
3034 column = sheet->active_cell.col;
3036 change_active_cell (sheet, row, column);
3040 if (row == -1 && column >= 0)
3042 psppire_sheet_select_column (sheet, column);
3046 if (column == -1 && row >= 0)
3048 psppire_sheet_select_row (sheet, row);
3052 if (row == -1 && column == -1)
3054 sheet->range.row0 = 0;
3055 sheet->range.col0 = 0;
3056 sheet->range.rowi = psppire_axis_unit_count (sheet->vaxis) - 1;
3058 psppire_axis_unit_count (sheet->haxis) - 1;
3059 psppire_sheet_select_range (sheet, NULL);
3063 if (sheet->select_status == PSPPIRE_SHEET_NORMAL)
3064 change_active_cell (sheet, row, column);
3066 gtk_widget_grab_focus (GTK_WIDGET (sheet->entry_widget));
3072 psppire_sheet_button_release (GtkWidget *widget,
3073 GdkEventButton *event)
3075 GdkDisplay *display = gtk_widget_get_display (widget);
3077 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3079 /* release on resize windows */
3080 if (PSPPIRE_SHEET_IN_XDRAG (sheet))
3083 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_XDRAG);
3084 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3086 gdk_display_pointer_ungrab (display, event->time);
3087 draw_xor_vline (sheet);
3090 psppire_axis_start_pixel (sheet->haxis, sheet->drag_cell.col)
3091 + sheet->hadjustment->value;
3093 set_column_width (sheet, sheet->drag_cell.col, width);
3098 if (PSPPIRE_SHEET_IN_YDRAG (sheet))
3101 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_YDRAG);
3102 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3104 gdk_display_pointer_ungrab (display, event->time);
3105 draw_xor_hline (sheet);
3108 psppire_axis_start_pixel (sheet->vaxis, sheet->drag_cell.row) +
3109 sheet->vadjustment->value;
3111 set_row_height (sheet, sheet->drag_cell.row, height);
3116 if (PSPPIRE_SHEET_IN_DRAG (sheet))
3118 PsppireSheetRange old_range;
3119 draw_xor_rectangle (sheet, sheet->drag_range);
3120 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_DRAG);
3121 gdk_display_pointer_ungrab (display, event->time);
3123 psppire_sheet_unselect_range (sheet);
3125 old_range = sheet->range;
3126 sheet->range = sheet->drag_range;
3127 sheet->drag_range = old_range;
3128 g_signal_emit (sheet, sheet_signals[MOVE_RANGE], 0,
3129 &sheet->drag_range, &sheet->range);
3130 psppire_sheet_select_range (sheet, &sheet->range);
3133 if (PSPPIRE_SHEET_IN_RESIZE (sheet))
3135 PsppireSheetRange old_range;
3136 draw_xor_rectangle (sheet, sheet->drag_range);
3137 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_RESIZE);
3138 gdk_display_pointer_ungrab (display, event->time);
3140 psppire_sheet_unselect_range (sheet);
3142 old_range = sheet->range;
3143 sheet->range = sheet->drag_range;
3144 sheet->drag_range = old_range;
3146 if (sheet->select_status == PSPPIRE_SHEET_NORMAL)
3147 sheet->select_status = PSPPIRE_SHEET_RANGE_SELECTED;
3149 g_signal_emit (sheet, sheet_signals[RESIZE_RANGE], 0,
3150 &sheet->drag_range, &sheet->range);
3151 psppire_sheet_select_range (sheet, &sheet->range);
3154 if (PSPPIRE_SHEET_IN_SELECTION (sheet))
3156 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3157 sheet->select_status = PSPPIRE_SHEET_RANGE_SELECTED;
3159 change_active_cell (sheet, sheet->active_cell.row,
3160 sheet->active_cell.col);
3163 gdk_display_pointer_ungrab (display, event->time);
3164 gtk_grab_remove (GTK_WIDGET (sheet));
3166 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3175 /* Shamelessly lifted from gtktooltips */
3177 psppire_sheet_subtitle_paint_window (GtkWidget *tip_window)
3181 gtk_widget_size_request (tip_window, &req);
3182 gtk_paint_flat_box (tip_window->style, tip_window->window,
3183 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
3184 NULL, GTK_WIDGET(tip_window), "tooltip",
3185 0, 0, req.width, req.height);
3191 destroy_hover_window (PsppireSheetHoverTitle *h)
3193 gtk_widget_destroy (h->window);
3197 static PsppireSheetHoverTitle *
3198 create_hover_window (void)
3200 PsppireSheetHoverTitle *hw = g_malloc (sizeof (*hw));
3202 hw->window = gtk_window_new (GTK_WINDOW_POPUP);
3204 #if GTK_CHECK_VERSION (2, 9, 0)
3205 gtk_window_set_type_hint (GTK_WINDOW (hw->window),
3206 GDK_WINDOW_TYPE_HINT_TOOLTIP);
3209 gtk_widget_set_app_paintable (hw->window, TRUE);
3210 gtk_window_set_resizable (GTK_WINDOW (hw->window), FALSE);
3211 gtk_widget_set_name (hw->window, "gtk-tooltips");
3212 gtk_container_set_border_width (GTK_CONTAINER (hw->window), 4);
3214 g_signal_connect (hw->window,
3216 G_CALLBACK (psppire_sheet_subtitle_paint_window),
3219 hw->label = gtk_label_new (NULL);
3222 gtk_label_set_line_wrap (GTK_LABEL (hw->label), TRUE);
3223 gtk_misc_set_alignment (GTK_MISC (hw->label), 0.5, 0.5);
3225 gtk_container_add (GTK_CONTAINER (hw->window), hw->label);
3227 gtk_widget_show (hw->label);
3229 g_signal_connect (hw->window,
3231 G_CALLBACK (gtk_widget_destroyed),
3237 #define HOVER_WINDOW_Y_OFFSET 2
3240 show_subtitle (PsppireSheet *sheet, gint row, gint column,
3241 const gchar *subtitle)
3250 gtk_label_set_text (GTK_LABEL (sheet->hover_window->label),
3254 sheet->hover_window->row = row;
3255 sheet->hover_window->column = column;
3257 gdk_window_get_origin (GTK_WIDGET (sheet)->window, &x, &y);
3259 gtk_widget_get_pointer (GTK_WIDGET (sheet), &px, &py);
3261 gtk_widget_show (sheet->hover_window->window);
3263 width = GTK_WIDGET (sheet->hover_window->label)->allocation.width;
3269 y += sheet->column_title_area.y;
3270 y += sheet->column_title_area.height;
3271 y += HOVER_WINDOW_Y_OFFSET;
3277 x += sheet->row_title_area.x;
3278 x += sheet->row_title_area.width * 2 / 3.0;
3281 gtk_window_move (GTK_WINDOW (sheet->hover_window->window),
3286 motion_timeout_callback (gpointer data)
3288 PsppireSheet *sheet = PSPPIRE_SHEET (data);
3292 gdk_threads_enter ();
3293 gtk_widget_get_pointer (GTK_WIDGET (sheet), &x, &y);
3295 if ( psppire_sheet_get_pixel_info (sheet, x, y, &row, &column) )
3297 if (sheet->row_title_under && row >= 0)
3299 gchar *text = psppire_sheet_model_get_row_subtitle (sheet->model, row);
3301 show_subtitle (sheet, row, -1, text);
3305 if (sheet->column_title_under && column >= 0)
3307 gchar *text = psppire_sheet_model_get_column_subtitle (sheet->model,
3310 show_subtitle (sheet, -1, column, text);
3316 gdk_threads_leave ();
3321 psppire_sheet_motion (GtkWidget *widget, GdkEventMotion *event)
3323 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3324 GdkModifierType mods;
3325 GdkCursorType new_cursor;
3328 GdkDisplay *display;
3330 g_return_val_if_fail (event != NULL, FALSE);
3332 display = gtk_widget_get_display (widget);
3334 /* selections on the sheet */
3338 if (!GTK_WIDGET_VISIBLE (sheet->hover_window->window))
3340 if ( sheet->motion_timer > 0 )
3341 g_source_remove (sheet->motion_timer);
3342 sheet->motion_timer =
3343 g_timeout_add (TIMEOUT_HOVER, motion_timeout_callback, sheet);
3349 gtk_widget_get_pointer (widget, &wx, &wy);
3351 if ( psppire_sheet_get_pixel_info (sheet, wx, wy, &row, &column) )
3353 if ( row != sheet->hover_window->row ||
3354 column != sheet->hover_window->column)
3356 gtk_widget_hide (sheet->hover_window->window);
3361 if (event->window == sheet->column_title_window)
3363 if (!PSPPIRE_SHEET_IN_SELECTION (sheet) &&
3364 on_column_boundary (sheet, x, &column))
3366 new_cursor = GDK_SB_H_DOUBLE_ARROW;
3367 if (new_cursor != sheet->cursor_drag->type)
3369 gdk_cursor_unref (sheet->cursor_drag);
3370 sheet->cursor_drag =
3371 gdk_cursor_new_for_display (display, new_cursor);
3373 gdk_window_set_cursor (sheet->column_title_window,
3374 sheet->cursor_drag);
3379 new_cursor = GDK_TOP_LEFT_ARROW;
3380 if (!PSPPIRE_SHEET_IN_XDRAG (sheet) &&
3381 new_cursor != sheet->cursor_drag->type)
3383 gdk_cursor_unref (sheet->cursor_drag);
3384 sheet->cursor_drag =
3385 gdk_cursor_new_for_display (display, new_cursor);
3386 gdk_window_set_cursor (sheet->column_title_window,
3387 sheet->cursor_drag);
3391 else if (event->window == sheet->row_title_window)
3393 if (!PSPPIRE_SHEET_IN_SELECTION (sheet) &&
3394 on_row_boundary (sheet, y, &row))
3396 new_cursor = GDK_SB_V_DOUBLE_ARROW;
3397 if (new_cursor != sheet->cursor_drag->type)
3399 gdk_cursor_unref (sheet->cursor_drag);
3400 sheet->cursor_drag =
3401 gdk_cursor_new_for_display (display, new_cursor);
3402 gdk_window_set_cursor (sheet->row_title_window,
3403 sheet->cursor_drag);
3408 new_cursor = GDK_TOP_LEFT_ARROW;
3409 if (!PSPPIRE_SHEET_IN_YDRAG (sheet) &&
3410 new_cursor != sheet->cursor_drag->type)
3412 gdk_cursor_unref (sheet->cursor_drag);
3413 sheet->cursor_drag =
3414 gdk_cursor_new_for_display (display, new_cursor);
3415 gdk_window_set_cursor (sheet->row_title_window,
3416 sheet->cursor_drag);
3421 new_cursor = GDK_PLUS;
3422 if ( event->window == sheet->sheet_window &&
3423 !POSSIBLE_DRAG (sheet, x, y, &row, &column) &&
3424 !PSPPIRE_SHEET_IN_DRAG (sheet) &&
3425 !POSSIBLE_RESIZE (sheet, x, y, &row, &column) &&
3426 !PSPPIRE_SHEET_IN_RESIZE (sheet) &&
3427 new_cursor != sheet->cursor_drag->type)
3429 gdk_cursor_unref (sheet->cursor_drag);
3430 sheet->cursor_drag = gdk_cursor_new_for_display (display, GDK_PLUS);
3431 gdk_window_set_cursor (sheet->sheet_window, sheet->cursor_drag);
3434 new_cursor = GDK_TOP_LEFT_ARROW;
3435 if ( event->window == sheet->sheet_window &&
3436 ! (POSSIBLE_RESIZE (sheet, x, y, &row, &column) ||
3437 PSPPIRE_SHEET_IN_RESIZE (sheet)) &&
3438 (POSSIBLE_DRAG (sheet, x, y, &row, &column) ||
3439 PSPPIRE_SHEET_IN_DRAG (sheet)) &&
3440 new_cursor != sheet->cursor_drag->type)
3442 gdk_cursor_unref (sheet->cursor_drag);
3443 sheet->cursor_drag = gdk_cursor_new_for_display (display, GDK_TOP_LEFT_ARROW);
3444 gdk_window_set_cursor (sheet->sheet_window, sheet->cursor_drag);
3447 gdk_window_get_pointer (widget->window, &x, &y, &mods);
3448 if (! (mods & GDK_BUTTON1_MASK)) return FALSE;
3450 if (PSPPIRE_SHEET_IN_XDRAG (sheet))
3452 if (event->x != sheet->x_drag)
3454 draw_xor_vline (sheet);
3455 sheet->x_drag = event->x;
3456 draw_xor_vline (sheet);
3462 if (PSPPIRE_SHEET_IN_YDRAG (sheet))
3464 if (event->y != sheet->y_drag)
3466 draw_xor_hline (sheet);
3467 sheet->y_drag = event->y;
3468 draw_xor_hline (sheet);
3474 if (PSPPIRE_SHEET_IN_DRAG (sheet))
3476 PsppireSheetRange aux;
3477 column = column_from_xpixel (sheet, x)- sheet->drag_cell.col;
3478 row = row_from_ypixel (sheet, y) - sheet->drag_cell.row;
3479 if (sheet->select_status == PSPPIRE_SHEET_COLUMN_SELECTED) row = 0;
3480 if (sheet->select_status == PSPPIRE_SHEET_ROW_SELECTED) column = 0;
3484 if (aux.row0 + row >= 0 && aux.rowi + row < psppire_axis_unit_count (sheet->vaxis) &&
3485 aux.col0 + column >= 0 && aux.coli + column < psppire_axis_unit_count (sheet->haxis))
3487 aux = sheet->drag_range;
3488 sheet->drag_range.row0 = sheet->range.row0 + row;
3489 sheet->drag_range.col0 = sheet->range.col0 + column;
3490 sheet->drag_range.rowi = sheet->range.rowi + row;
3491 sheet->drag_range.coli = sheet->range.coli + column;
3492 if (aux.row0 != sheet->drag_range.row0 ||
3493 aux.col0 != sheet->drag_range.col0)
3495 draw_xor_rectangle (sheet, aux);
3496 draw_xor_rectangle (sheet, sheet->drag_range);
3502 if (PSPPIRE_SHEET_IN_RESIZE (sheet))
3504 PsppireSheetRange aux;
3505 gint v_h, current_col, current_row, col_threshold, row_threshold;
3507 if (abs (x - psppire_axis_start_pixel (sheet->haxis, sheet->drag_cell.col)) >
3508 abs (y - psppire_axis_start_pixel (sheet->vaxis, sheet->drag_cell.row))) v_h = 2;
3510 current_col = column_from_xpixel (sheet, x);
3511 current_row = row_from_ypixel (sheet, y);
3512 column = current_col - sheet->drag_cell.col;
3513 row = current_row - sheet->drag_cell.row;
3515 /*use half of column width resp. row height as threshold to
3517 col_threshold = psppire_axis_start_pixel (sheet->haxis, current_col) +
3518 psppire_axis_unit_size (sheet->haxis, current_col) / 2;
3521 if (x < col_threshold)
3524 else if (column < 0)
3526 if (x > col_threshold)
3529 row_threshold = psppire_axis_start_pixel (sheet->vaxis, current_row) +
3530 psppire_axis_unit_size (sheet->vaxis, current_row)/2;
3533 if (y < row_threshold)
3538 if (y > row_threshold)
3542 if (sheet->select_status == PSPPIRE_SHEET_COLUMN_SELECTED) row = 0;
3543 if (sheet->select_status == PSPPIRE_SHEET_ROW_SELECTED) column = 0;
3553 if (aux.row0 + row >= 0 && aux.rowi + row < psppire_axis_unit_count (sheet->vaxis) &&
3554 aux.col0 + column >= 0 && aux.coli + column < psppire_axis_unit_count (sheet->haxis))
3556 aux = sheet->drag_range;
3557 sheet->drag_range = sheet->range;
3559 if (row < 0) sheet->drag_range.row0 = sheet->range.row0 + row;
3560 if (row > 0) sheet->drag_range.rowi = sheet->range.rowi + row;
3561 if (column < 0) sheet->drag_range.col0 = sheet->range.col0 + column;
3562 if (column > 0) sheet->drag_range.coli = sheet->range.coli + column;
3564 if (aux.row0 != sheet->drag_range.row0 ||
3565 aux.rowi != sheet->drag_range.rowi ||
3566 aux.col0 != sheet->drag_range.col0 ||
3567 aux.coli != sheet->drag_range.coli)
3569 draw_xor_rectangle (sheet, aux);
3570 draw_xor_rectangle (sheet, sheet->drag_range);
3576 psppire_sheet_get_pixel_info (sheet, x, y, &row, &column);
3578 if (sheet->select_status == PSPPIRE_SHEET_NORMAL && row == sheet->active_cell.row &&
3579 column == sheet->active_cell.col) return TRUE;
3581 if ( mods & GDK_BUTTON1_MASK)
3583 if (PSPPIRE_SHEET_IN_SELECTION (sheet) )
3585 /* Redraw the old range */
3586 psppire_sheet_unselect_range (sheet);
3588 sheet->range.rowi = row;
3589 sheet->range.coli = column;
3591 /* Redraw the new range */
3592 psppire_sheet_select_range (sheet, &sheet->range);
3596 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3604 psppire_sheet_crossing_notify (GtkWidget *widget,
3605 GdkEventCrossing *event)
3607 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3609 if (event->window == sheet->column_title_window)
3610 sheet->column_title_under = event->type == GDK_ENTER_NOTIFY;
3611 else if (event->window == sheet->row_title_window)
3612 sheet->row_title_under = event->type == GDK_ENTER_NOTIFY;
3614 if (event->type == GDK_LEAVE_NOTIFY)
3615 gtk_widget_hide (sheet->hover_window->window);
3622 psppire_sheet_focus_in (GtkWidget *w,
3623 GdkEventFocus *event)
3625 PsppireSheet *sheet = PSPPIRE_SHEET (w);
3627 gtk_widget_grab_focus (sheet->entry_widget);
3635 psppire_sheet_entry_key_press (GtkWidget *widget,
3639 g_signal_emit_by_name (widget, "key_press_event", key, &focus);
3644 /* Number of rows in a step-increment */
3645 #define ROWS_PER_STEP 1
3649 page_vertical (PsppireSheet *sheet, GtkScrollType dir)
3651 gint old_row = sheet->active_cell.row ;
3652 glong vpixel = psppire_axis_start_pixel (sheet->vaxis, old_row);
3656 vpixel -= psppire_axis_start_pixel (sheet->vaxis,
3657 min_visible_row (sheet));
3661 case GTK_SCROLL_PAGE_DOWN:
3662 gtk_adjustment_set_value (sheet->vadjustment,
3663 sheet->vadjustment->value +
3664 sheet->vadjustment->page_increment);
3666 case GTK_SCROLL_PAGE_UP:
3667 gtk_adjustment_set_value (sheet->vadjustment,
3668 sheet->vadjustment->value -
3669 sheet->vadjustment->page_increment);
3673 g_assert_not_reached ();
3678 vpixel += psppire_axis_start_pixel (sheet->vaxis,
3679 min_visible_row (sheet));
3681 new_row = row_from_ypixel (sheet, vpixel);
3683 change_active_cell (sheet, new_row,
3684 sheet->active_cell.col);
3689 step_sheet (PsppireSheet *sheet, GtkScrollType dir)
3691 gint current_row = sheet->active_cell.row;
3692 gint current_col = sheet->active_cell.col;
3693 PsppireSheetCell new_cell ;
3694 gboolean forbidden = FALSE;
3696 new_cell.row = current_row;
3697 new_cell.col = current_col;
3701 case GTK_SCROLL_STEP_DOWN:
3704 case GTK_SCROLL_STEP_UP:
3707 case GTK_SCROLL_STEP_RIGHT:
3710 case GTK_SCROLL_STEP_LEFT:
3713 case GTK_SCROLL_STEP_FORWARD:
3716 psppire_sheet_model_get_column_count (sheet->model))
3722 case GTK_SCROLL_STEP_BACKWARD:
3724 if (new_cell.col < 0)
3727 psppire_sheet_model_get_column_count (sheet->model) - 1;
3732 g_assert_not_reached ();
3736 g_signal_emit (sheet, sheet_signals[TRAVERSE], 0,
3737 &sheet->active_cell,
3745 maximize_int (&new_cell.row, 0);
3746 maximize_int (&new_cell.col, 0);
3748 minimize_int (&new_cell.row,
3749 psppire_axis_unit_count (sheet->vaxis) - 1);
3751 minimize_int (&new_cell.col,
3752 psppire_axis_unit_count (sheet->haxis) - 1);
3754 change_active_cell (sheet, new_cell.row, new_cell.col);
3757 if ( new_cell.col > max_fully_visible_column (sheet))
3760 psppire_axis_start_pixel (sheet->haxis,
3762 hpos -= sheet->hadjustment->page_size;
3764 gtk_adjustment_set_value (sheet->hadjustment,
3767 else if ( new_cell.col < min_fully_visible_column (sheet))
3770 psppire_axis_start_pixel (sheet->haxis,
3773 gtk_adjustment_set_value (sheet->hadjustment,
3778 if ( new_cell.row > max_fully_visible_row (sheet))
3781 psppire_axis_start_pixel (sheet->vaxis,
3783 vpos -= sheet->vadjustment->page_size;
3785 gtk_adjustment_set_value (sheet->vadjustment,
3788 else if ( new_cell.row < min_fully_visible_row (sheet))
3791 psppire_axis_start_pixel (sheet->vaxis,
3794 gtk_adjustment_set_value (sheet->vadjustment,
3798 gtk_widget_grab_focus (GTK_WIDGET (sheet->entry_widget));
3803 psppire_sheet_key_press (GtkWidget *widget,
3806 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3808 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3810 switch (key->keyval)
3813 step_sheet (sheet, GTK_SCROLL_STEP_FORWARD);
3816 step_sheet (sheet, GTK_SCROLL_STEP_RIGHT);
3818 case GDK_ISO_Left_Tab:
3819 step_sheet (sheet, GTK_SCROLL_STEP_BACKWARD);
3822 step_sheet (sheet, GTK_SCROLL_STEP_LEFT);
3826 step_sheet (sheet, GTK_SCROLL_STEP_DOWN);
3829 step_sheet (sheet, GTK_SCROLL_STEP_UP);
3833 page_vertical (sheet, GTK_SCROLL_PAGE_DOWN);
3836 page_vertical (sheet, GTK_SCROLL_PAGE_UP);
3840 gtk_adjustment_set_value (sheet->vadjustment,
3841 sheet->vadjustment->lower);
3843 change_active_cell (sheet, 0,
3844 sheet->active_cell.col);
3849 gtk_adjustment_set_value (sheet->vadjustment,
3850 sheet->vadjustment->upper -
3851 sheet->vadjustment->page_size -
3852 sheet->vadjustment->page_increment);
3855 change_active_cellx (sheet,
3856 psppire_axis_unit_count (sheet->vaxis) - 1,
3857 sheet->active_cell.col);
3861 psppire_sheet_real_cell_clear (sheet, sheet->active_cell.row, sheet->active_cell.col);
3872 psppire_sheet_size_request (GtkWidget *widget,
3873 GtkRequisition *requisition)
3875 PsppireSheet *sheet;
3877 g_return_if_fail (widget != NULL);
3878 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
3879 g_return_if_fail (requisition != NULL);
3881 sheet = PSPPIRE_SHEET (widget);
3883 requisition->width = 3 * DEFAULT_COLUMN_WIDTH;
3884 requisition->height = 3 * DEFAULT_ROW_HEIGHT;
3886 /* compute the size of the column title area */
3887 if (sheet->column_titles_visible)
3888 requisition->height += sheet->column_title_area.height;
3890 /* compute the size of the row title area */
3891 if (sheet->row_titles_visible)
3892 requisition->width += sheet->row_title_area.width;
3897 psppire_sheet_size_allocate (GtkWidget *widget,
3898 GtkAllocation *allocation)
3900 PsppireSheet *sheet;
3901 GtkAllocation sheet_allocation;
3904 g_return_if_fail (widget != NULL);
3905 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
3906 g_return_if_fail (allocation != NULL);
3908 sheet = PSPPIRE_SHEET (widget);
3909 widget->allocation = *allocation;
3910 border_width = GTK_CONTAINER (widget)->border_width;
3912 if (GTK_WIDGET_REALIZED (widget))
3913 gdk_window_move_resize (widget->window,
3914 allocation->x + border_width,
3915 allocation->y + border_width,
3916 allocation->width - 2 * border_width,
3917 allocation->height - 2 * border_width);
3919 sheet_allocation.x = 0;
3920 sheet_allocation.y = 0;
3921 sheet_allocation.width = allocation->width - 2 * border_width;
3922 sheet_allocation.height = allocation->height - 2 * border_width;
3924 if (GTK_WIDGET_REALIZED (widget))
3925 gdk_window_move_resize (sheet->sheet_window,
3928 sheet_allocation.width,
3929 sheet_allocation.height);
3931 /* position the window which holds the column title buttons */
3932 sheet->column_title_area.x = 0;
3933 sheet->column_title_area.y = 0;
3934 sheet->column_title_area.width = sheet_allocation.width ;
3937 /* position the window which holds the row title buttons */
3938 sheet->row_title_area.x = 0;
3939 sheet->row_title_area.y = 0;
3940 sheet->row_title_area.height = sheet_allocation.height;
3942 if (sheet->row_titles_visible)
3943 sheet->column_title_area.x += sheet->row_title_area.width;
3945 if (sheet->column_titles_visible)
3946 sheet->row_title_area.y += sheet->column_title_area.height;
3948 if (GTK_WIDGET_REALIZED (widget) && sheet->column_titles_visible)
3949 gdk_window_move_resize (sheet->column_title_window,
3950 sheet->column_title_area.x,
3951 sheet->column_title_area.y,
3952 sheet->column_title_area.width,
3953 sheet->column_title_area.height);
3956 if (GTK_WIDGET_REALIZED (widget) && sheet->row_titles_visible)
3957 gdk_window_move_resize (sheet->row_title_window,
3958 sheet->row_title_area.x,
3959 sheet->row_title_area.y,
3960 sheet->row_title_area.width,
3961 sheet->row_title_area.height);
3963 size_allocate_global_button (sheet);
3967 gint width = sheet->column_title_area.width;
3969 if ( sheet->row_titles_visible)
3970 width -= sheet->row_title_area.width;
3972 g_object_set (sheet->haxis,
3973 "minimum-extent", width,
3980 gint height = sheet->row_title_area.height;
3982 if ( sheet->column_titles_visible)
3983 height -= sheet->column_title_area.height;
3985 g_object_set (sheet->vaxis,
3986 "minimum-extent", height,
3991 /* set the scrollbars adjustments */
3992 adjust_scrollbars (sheet);
3996 draw_column_title_buttons (PsppireSheet *sheet)
4000 if (!sheet->column_titles_visible) return;
4001 if (!GTK_WIDGET_REALIZED (sheet))
4004 gdk_drawable_get_size (sheet->sheet_window, &width, NULL);
4007 if (sheet->row_titles_visible)
4009 x = sheet->row_title_area.width;
4012 if (sheet->column_title_area.width != width || sheet->column_title_area.x != x)
4014 sheet->column_title_area.width = width;
4015 sheet->column_title_area.x = x;
4016 gdk_window_move_resize (sheet->column_title_window,
4017 sheet->column_title_area.x,
4018 sheet->column_title_area.y,
4019 sheet->column_title_area.width,
4020 sheet->column_title_area.height);
4023 if (max_visible_column (sheet) ==
4024 psppire_axis_unit_count (sheet->haxis) - 1)
4025 gdk_window_clear_area (sheet->column_title_window,
4027 sheet->column_title_area.width,
4028 sheet->column_title_area.height);
4030 if (!GTK_WIDGET_DRAWABLE (sheet)) return;
4032 draw_column_title_buttons_range (sheet, min_visible_column (sheet),
4033 max_visible_column (sheet));
4037 draw_row_title_buttons (PsppireSheet *sheet)
4042 if (!sheet->row_titles_visible) return;
4043 if (!GTK_WIDGET_REALIZED (sheet))
4046 gdk_drawable_get_size (sheet->sheet_window, NULL, &height);
4048 if (sheet->column_titles_visible)
4050 y = sheet->column_title_area.height;
4053 if (sheet->row_title_area.height != height || sheet->row_title_area.y != y)
4055 sheet->row_title_area.y = y;
4056 sheet->row_title_area.height = height;
4057 gdk_window_move_resize (sheet->row_title_window,
4058 sheet->row_title_area.x,
4059 sheet->row_title_area.y,
4060 sheet->row_title_area.width,
4061 sheet->row_title_area.height);
4064 if (max_visible_row (sheet) == psppire_axis_unit_count (sheet->vaxis) - 1)
4065 gdk_window_clear_area (sheet->row_title_window,
4067 sheet->row_title_area.width,
4068 sheet->row_title_area.height);
4070 if (!GTK_WIDGET_DRAWABLE (sheet)) return;
4072 draw_row_title_buttons_range (sheet, min_visible_row (sheet),
4073 max_visible_row (sheet));
4078 psppire_sheet_size_allocate_entry (PsppireSheet *sheet)
4080 GtkAllocation entry_alloc;
4081 PsppireSheetCellAttr attributes = { 0 };
4082 GtkEntry *sheet_entry;
4084 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
4085 if (!GTK_WIDGET_MAPPED (GTK_WIDGET (sheet))) return;
4087 sheet_entry = psppire_sheet_get_entry (sheet);
4089 if ( ! psppire_sheet_get_attributes (sheet, sheet->active_cell.row,
4090 sheet->active_cell.col,
4094 if ( GTK_WIDGET_REALIZED (sheet->entry_widget) )
4096 GtkStyle *style = GTK_WIDGET (sheet_entry)->style;
4098 style->bg[GTK_STATE_NORMAL] = attributes.background;
4099 style->fg[GTK_STATE_NORMAL] = attributes.foreground;
4100 style->text[GTK_STATE_NORMAL] = attributes.foreground;
4101 style->bg[GTK_STATE_ACTIVE] = attributes.background;
4102 style->fg[GTK_STATE_ACTIVE] = attributes.foreground;
4103 style->text[GTK_STATE_ACTIVE] = attributes.foreground;
4106 rectangle_from_cell (sheet, sheet->active_cell.row,
4107 sheet->active_cell.col, &entry_alloc);
4109 entry_alloc.x += sheet->cell_padding->left;
4110 entry_alloc.y += sheet->cell_padding->right;
4111 entry_alloc.width -= sheet->cell_padding->left + sheet->cell_padding->right;
4112 entry_alloc.height -= sheet->cell_padding->top + sheet->cell_padding->bottom;
4115 gtk_widget_set_size_request (sheet->entry_widget, entry_alloc.width,
4116 entry_alloc.height);
4117 gtk_widget_size_allocate (sheet->entry_widget, &entry_alloc);
4121 /* Copy the sheet's font to the entry widget */
4123 set_entry_widget_font (PsppireSheet *sheet)
4125 GtkRcStyle *style = gtk_widget_get_modifier_style (sheet->entry_widget);
4127 pango_font_description_free (style->font_desc);
4128 style->font_desc = pango_font_description_copy (GTK_WIDGET (sheet)->style->font_desc);
4130 gtk_widget_modify_style (sheet->entry_widget, style);
4134 create_sheet_entry (PsppireSheet *sheet)
4136 if (sheet->entry_widget)
4138 gtk_widget_unparent (sheet->entry_widget);
4141 sheet->entry_widget = g_object_new (sheet->entry_type, NULL);
4142 g_object_ref_sink (sheet->entry_widget);
4144 gtk_widget_size_request (sheet->entry_widget, NULL);
4146 if ( GTK_IS_ENTRY (sheet->entry_widget))
4148 g_object_set (sheet->entry_widget,
4153 if (GTK_WIDGET_REALIZED (sheet))
4155 gtk_widget_set_parent_window (sheet->entry_widget, sheet->sheet_window);
4156 gtk_widget_set_parent (sheet->entry_widget, GTK_WIDGET (sheet));
4157 gtk_widget_realize (sheet->entry_widget);
4160 g_signal_connect_swapped (sheet->entry_widget, "key_press_event",
4161 G_CALLBACK (psppire_sheet_entry_key_press),
4164 set_entry_widget_font (sheet);
4166 gtk_widget_show (sheet->entry_widget);
4170 /* Finds the last child widget that happens to be of type GtkEntry */
4172 find_entry (GtkWidget *w, gpointer user_data)
4174 GtkWidget **entry = user_data;
4175 if ( GTK_IS_ENTRY (w))
4183 psppire_sheet_get_entry (PsppireSheet *sheet)
4185 GtkWidget *w = sheet->entry_widget;
4187 g_return_val_if_fail (sheet != NULL, NULL);
4188 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), NULL);
4189 g_return_val_if_fail (sheet->entry_widget != NULL, NULL);
4191 while (! GTK_IS_ENTRY (w))
4193 GtkWidget *entry = NULL;
4195 if (GTK_IS_CONTAINER (w))
4197 gtk_container_forall (GTK_CONTAINER (w), find_entry, &entry);
4206 return GTK_ENTRY (w);
4211 draw_button (PsppireSheet *sheet, GdkWindow *window,
4212 PsppireSheetButton *button, gboolean is_sensitive,
4213 GdkRectangle allocation)
4215 GtkShadowType shadow_type;
4216 gint text_width = 0, text_height = 0;
4217 PangoAlignment align = PANGO_ALIGN_LEFT;
4223 g_return_if_fail (sheet != NULL);
4224 g_return_if_fail (button != NULL);
4227 rtl = gtk_widget_get_direction (GTK_WIDGET (sheet)) == GTK_TEXT_DIR_RTL;
4229 gdk_window_clear_area (window,
4230 allocation.x, allocation.y,
4231 allocation.width, allocation.height);
4233 gtk_widget_ensure_style (sheet->button);
4235 gtk_paint_box (sheet->button->style, window,
4236 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
4238 GTK_WIDGET (sheet->button),
4240 allocation.x, allocation.y,
4241 allocation.width, allocation.height);
4243 state = button->state;
4244 if (!is_sensitive) state = GTK_STATE_INSENSITIVE;
4246 if (state == GTK_STATE_ACTIVE)
4247 shadow_type = GTK_SHADOW_IN;
4249 shadow_type = GTK_SHADOW_OUT;
4251 if (state != GTK_STATE_NORMAL && state != GTK_STATE_INSENSITIVE)
4252 gtk_paint_box (sheet->button->style, window,
4253 button->state, shadow_type,
4254 &allocation, GTK_WIDGET (sheet->button),
4256 allocation.x, allocation.y,
4257 allocation.width, allocation.height);
4259 if ( button->overstruck)
4261 GdkPoint points[2] = {
4262 {allocation.x, allocation.y},
4263 {allocation.x + allocation.width,
4264 allocation.y + allocation.height}
4267 gtk_paint_polygon (sheet->button->style,
4279 if (button->label_visible)
4281 text_height = DEFAULT_ROW_HEIGHT -
4282 2 * COLUMN_TITLES_HEIGHT;
4284 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->fg_gc[button->state],
4286 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->white_gc,
4289 allocation.y += 2 * sheet->button->style->ythickness;
4291 if (button->label && strlen (button->label) > 0)
4293 PangoRectangle rect;
4294 gchar *line = button->label;
4296 PangoLayout *layout = NULL;
4297 gint real_x = allocation.x;
4298 gint real_y = allocation.y;
4300 layout = gtk_widget_create_pango_layout (GTK_WIDGET (sheet), line);
4301 pango_layout_get_extents (layout, NULL, &rect);
4303 text_width = PANGO_PIXELS (rect.width);
4304 switch (button->justification)
4306 case GTK_JUSTIFY_LEFT:
4307 real_x = allocation.x + COLUMN_TITLES_HEIGHT;
4308 align = rtl ? PANGO_ALIGN_RIGHT : PANGO_ALIGN_LEFT;
4310 case GTK_JUSTIFY_RIGHT:
4311 real_x = allocation.x + allocation.width - text_width - COLUMN_TITLES_HEIGHT;
4312 align = rtl ? PANGO_ALIGN_LEFT : PANGO_ALIGN_RIGHT;
4314 case GTK_JUSTIFY_CENTER:
4316 real_x = allocation.x + (allocation.width - text_width)/2;
4317 align = rtl ? PANGO_ALIGN_RIGHT : PANGO_ALIGN_LEFT;
4318 pango_layout_set_justify (layout, TRUE);
4320 pango_layout_set_alignment (layout, align);
4321 gtk_paint_layout (GTK_WIDGET (sheet)->style,
4330 g_object_unref (layout);
4333 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->fg_gc[button->state],
4335 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->white_gc, NULL);
4339 psppire_sheet_button_free (button);
4343 /* Draw the column title buttons FIRST through to LAST */
4345 draw_column_title_buttons_range (PsppireSheet *sheet, gint first, gint last)
4349 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
4351 if (!sheet->column_titles_visible) return;
4353 g_return_if_fail (first >= min_visible_column (sheet));
4354 g_return_if_fail (last <= max_visible_column (sheet));
4357 rect.height = sheet->column_title_area.height;
4358 rect.x = psppire_axis_start_pixel (sheet->haxis, first) + CELL_SPACING;
4359 rect.width = psppire_axis_start_pixel (sheet->haxis, last) + CELL_SPACING
4360 + psppire_axis_unit_size (sheet->haxis, last);
4362 rect.x -= sheet->hadjustment->value;
4364 minimize_int (&rect.width, sheet->column_title_area.width);
4365 maximize_int (&rect.x, 0);
4367 gdk_window_begin_paint_rect (sheet->column_title_window, &rect);
4369 for (col = first ; col <= last ; ++col)
4371 GdkRectangle allocation;
4372 gboolean is_sensitive = FALSE;
4374 PsppireSheetButton *
4375 button = psppire_sheet_model_get_column_button (sheet->model, col);
4377 allocation.x = psppire_axis_start_pixel (sheet->haxis, col)
4379 allocation.x -= sheet->hadjustment->value;
4381 allocation.height = sheet->column_title_area.height;
4382 allocation.width = psppire_axis_unit_size (sheet->haxis, col);
4383 is_sensitive = psppire_sheet_model_get_column_sensitivity (sheet->model, col);
4385 draw_button (sheet, sheet->column_title_window,
4386 button, is_sensitive, allocation);
4389 gdk_window_end_paint (sheet->column_title_window);
4394 draw_row_title_buttons_range (PsppireSheet *sheet, gint first, gint last)
4398 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
4400 if (!sheet->row_titles_visible) return;
4402 g_return_if_fail (first >= min_visible_row (sheet));
4403 g_return_if_fail (last <= max_visible_row (sheet));
4406 rect.width = sheet->row_title_area.width;
4407 rect.y = psppire_axis_start_pixel (sheet->vaxis, first) + CELL_SPACING;
4408 rect.height = psppire_axis_start_pixel (sheet->vaxis, last) + CELL_SPACING
4409 + psppire_axis_unit_size (sheet->vaxis, last);
4411 rect.y -= sheet->vadjustment->value;
4413 minimize_int (&rect.height, sheet->row_title_area.height);
4414 maximize_int (&rect.y, 0);
4416 gdk_window_begin_paint_rect (sheet->row_title_window, &rect);
4417 for (row = first; row <= last; ++row)
4419 GdkRectangle allocation;
4421 gboolean is_sensitive = FALSE;
4423 PsppireSheetButton *button =
4424 psppire_sheet_model_get_row_button (sheet->model, row);
4426 allocation.y = psppire_axis_start_pixel (sheet->vaxis, row)
4428 allocation.y -= sheet->vadjustment->value;
4430 allocation.width = sheet->row_title_area.width;
4431 allocation.height = psppire_axis_unit_size (sheet->vaxis, row);
4432 is_sensitive = psppire_sheet_model_get_row_sensitivity (sheet->model, row);
4434 draw_button (sheet, sheet->row_title_window,
4435 button, is_sensitive, allocation);
4438 gdk_window_end_paint (sheet->row_title_window);
4445 * vadjustment_value_changed
4446 * hadjustment_value_changed */
4450 update_adjustment (GtkAdjustment *adj, PsppireAxis *axis, gint page_size)
4453 (adj->value + adj->page_size)
4455 (adj->upper - adj->lower);
4457 const glong last_item = psppire_axis_unit_count (axis) - 1;
4459 if (isnan (position) || position < 0)
4463 psppire_axis_start_pixel (axis, last_item)
4465 psppire_axis_unit_size (axis, last_item)
4469 adj->page_size = page_size;
4472 adj->value = position * (adj->upper - adj->lower) - adj->page_size;
4474 if ( adj->value < adj->lower)
4475 adj->value = adj->lower;
4478 gtk_adjustment_changed (adj);
4483 adjust_scrollbars (PsppireSheet *sheet)
4487 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
4490 gdk_drawable_get_size (sheet->sheet_window, &width, &height);
4492 if ( sheet->row_titles_visible)
4493 width -= sheet->row_title_area.width;
4495 if (sheet->column_titles_visible)
4496 height -= sheet->column_title_area.height;
4498 if (sheet->vadjustment)
4500 glong last_row = psppire_axis_unit_count (sheet->vaxis) - 1;
4502 sheet->vadjustment->step_increment =
4504 psppire_axis_unit_size (sheet->vaxis, last_row);
4506 sheet->vadjustment->page_increment =
4508 sheet->column_title_area.height -
4509 psppire_axis_unit_size (sheet->vaxis, last_row);
4511 update_adjustment (sheet->vadjustment, sheet->vaxis, height);
4514 if (sheet->hadjustment)
4516 gint last_col = psppire_axis_unit_count (sheet->haxis) - 1;
4517 sheet->hadjustment->step_increment = 1;
4519 sheet->hadjustment->page_increment = width;
4521 sheet->hadjustment->upper =
4522 psppire_axis_start_pixel (sheet->haxis, last_col)
4524 psppire_axis_unit_size (sheet->haxis, last_col)
4527 update_adjustment (sheet->hadjustment, sheet->haxis, width);
4531 /* Subtracts the region of WIDGET from REGION */
4533 subtract_widget_region (GdkRegion *region, GtkWidget *widget)
4536 GdkRectangle intersect;
4539 gdk_region_get_clipbox (region, &rect);
4540 gtk_widget_intersect (widget,
4544 region2 = gdk_region_rectangle (&intersect);
4545 gdk_region_subtract (region, region2);
4546 gdk_region_destroy (region2);
4550 vadjustment_value_changed (GtkAdjustment *adjustment,
4554 PsppireSheet *sheet = PSPPIRE_SHEET (data);
4556 g_return_if_fail (adjustment != NULL);
4558 if ( ! GTK_WIDGET_REALIZED (sheet)) return;
4560 gtk_widget_hide (sheet->entry_widget);
4563 gdk_drawable_get_visible_region (GDK_DRAWABLE (sheet->sheet_window));
4565 subtract_widget_region (region, sheet->button);
4566 gdk_window_begin_paint_region (sheet->sheet_window, region);
4568 draw_sheet_region (sheet, region);
4570 draw_row_title_buttons (sheet);
4571 psppire_sheet_draw_active_cell (sheet);
4573 gdk_window_end_paint (sheet->sheet_window);
4574 gdk_region_destroy (region);
4579 hadjustment_value_changed (GtkAdjustment *adjustment,
4583 PsppireSheet *sheet = PSPPIRE_SHEET (data);
4585 g_return_if_fail (adjustment != NULL);
4587 if ( ! GTK_WIDGET_REALIZED (sheet)) return;
4589 gtk_widget_hide (sheet->entry_widget);
4593 gdk_drawable_get_visible_region (GDK_DRAWABLE (sheet->sheet_window));
4595 subtract_widget_region (region, sheet->button);
4596 gdk_window_begin_paint_region (sheet->sheet_window, region);
4598 draw_sheet_region (sheet, region);
4600 draw_column_title_buttons (sheet);
4602 psppire_sheet_draw_active_cell (sheet);
4604 gdk_window_end_paint (sheet->sheet_window);
4606 gdk_region_destroy (region);
4610 /* COLUMN RESIZING */
4612 draw_xor_vline (PsppireSheet *sheet)
4615 gint xpos = sheet->x_drag;
4616 gdk_drawable_get_size (sheet->sheet_window,
4619 if (sheet->row_titles_visible)
4620 xpos += sheet->row_title_area.width;
4622 gdk_draw_line (GTK_WIDGET (sheet)->window, sheet->xor_gc,
4624 sheet->column_title_area.height,
4626 height + CELL_SPACING);
4631 draw_xor_hline (PsppireSheet *sheet)
4635 gint ypos = sheet->y_drag;
4637 gdk_drawable_get_size (sheet->sheet_window,
4641 if (sheet->column_titles_visible)
4642 ypos += sheet->column_title_area.height;
4644 gdk_draw_line (GTK_WIDGET (sheet)->window, sheet->xor_gc,
4645 sheet->row_title_area.width,
4647 width + CELL_SPACING,
4651 /* SELECTED RANGE */
4653 draw_xor_rectangle (PsppireSheet *sheet, PsppireSheetRange range)
4656 GdkRectangle clip_area, area;
4659 area.x = psppire_axis_start_pixel (sheet->haxis, range.col0);
4660 area.y = psppire_axis_start_pixel (sheet->vaxis, range.row0);
4661 area.width = psppire_axis_start_pixel (sheet->haxis, range.coli)- area.x+
4662 psppire_axis_unit_size (sheet->haxis, range.coli);
4663 area.height = psppire_axis_start_pixel (sheet->vaxis, range.rowi)- area.y +
4664 psppire_axis_unit_size (sheet->vaxis, range.rowi);
4666 clip_area.x = sheet->row_title_area.width;
4667 clip_area.y = sheet->column_title_area.height;
4669 gdk_drawable_get_size (sheet->sheet_window,
4670 &clip_area.width, &clip_area.height);
4672 if (!sheet->row_titles_visible) clip_area.x = 0;
4673 if (!sheet->column_titles_visible) clip_area.y = 0;
4677 area.width = area.width + area.x;
4680 if (area.width > clip_area.width) area.width = clip_area.width + 10;
4683 area.height = area.height + area.y;
4686 if (area.height > clip_area.height) area.height = clip_area.height + 10;
4690 clip_area.width += 3;
4691 clip_area.height += 3;
4693 gdk_gc_get_values (sheet->xor_gc, &values);
4695 gdk_gc_set_clip_rectangle (sheet->xor_gc, &clip_area);
4697 gdk_draw_rectangle (sheet->sheet_window,
4700 area.x + i, area.y + i,
4701 area.width - 2 * i, area.height - 2 * i);
4704 gdk_gc_set_clip_rectangle (sheet->xor_gc, NULL);
4706 gdk_gc_set_foreground (sheet->xor_gc, &values.foreground);
4711 set_column_width (PsppireSheet *sheet,
4715 g_return_if_fail (sheet != NULL);
4716 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
4718 if (column < 0 || column >= psppire_axis_unit_count (sheet->haxis))
4724 psppire_axis_resize (sheet->haxis, column,
4725 width - sheet->cell_padding->left -
4726 sheet->cell_padding->right);
4728 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
4730 draw_column_title_buttons (sheet);
4731 adjust_scrollbars (sheet);
4732 psppire_sheet_size_allocate_entry (sheet);
4733 redraw_range (sheet, NULL);
4738 set_row_height (PsppireSheet *sheet,
4742 g_return_if_fail (sheet != NULL);
4743 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
4745 if (row < 0 || row >= psppire_axis_unit_count (sheet->vaxis))
4751 psppire_axis_resize (sheet->vaxis, row,
4752 height - sheet->cell_padding->top -
4753 sheet->cell_padding->bottom);
4755 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)) )
4757 draw_row_title_buttons (sheet);
4758 adjust_scrollbars (sheet);
4759 psppire_sheet_size_allocate_entry (sheet);
4760 redraw_range (sheet, NULL);
4765 psppire_sheet_get_attributes (const PsppireSheet *sheet, gint row, gint col,
4766 PsppireSheetCellAttr *attr)
4769 const GtkJustification *j ;
4770 GdkColormap *colormap;
4772 g_return_val_if_fail (sheet != NULL, FALSE);
4773 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), FALSE);
4775 if (row < 0 || col < 0) return FALSE;
4777 attr->foreground = GTK_WIDGET (sheet)->style->black;
4778 attr->background = sheet->color[BG_COLOR];
4780 attr->border.width = 0;
4781 attr->border.line_style = GDK_LINE_SOLID;
4782 attr->border.cap_style = GDK_CAP_NOT_LAST;
4783 attr->border.join_style = GDK_JOIN_MITER;
4784 attr->border.mask = 0;
4785 attr->border.color = GTK_WIDGET (sheet)->style->black;
4787 colormap = gtk_widget_get_colormap (GTK_WIDGET (sheet));
4788 fg = psppire_sheet_model_get_foreground (sheet->model, row, col);
4791 gdk_colormap_alloc_color (colormap, fg, TRUE, TRUE);
4792 attr->foreground = *fg;
4795 bg = psppire_sheet_model_get_background (sheet->model, row, col);
4798 gdk_colormap_alloc_color (colormap, bg, TRUE, TRUE);
4799 attr->background = *bg;
4802 attr->justification =
4803 psppire_sheet_model_get_column_justification (sheet->model, col);
4805 j = psppire_sheet_model_get_justification (sheet->model, row, col);
4807 attr->justification = *j;
4813 psppire_sheet_button_size_request (PsppireSheet *sheet,
4814 const PsppireSheetButton *button,
4815 GtkRequisition *button_requisition)
4817 GtkRequisition requisition;
4818 GtkRequisition label_requisition;
4820 label_requisition.height = DEFAULT_ROW_HEIGHT;
4821 label_requisition.width = COLUMN_MIN_WIDTH;
4823 requisition.height = DEFAULT_ROW_HEIGHT;
4824 requisition.width = COLUMN_MIN_WIDTH;
4827 *button_requisition = requisition;
4828 button_requisition->width = MAX (requisition.width, label_requisition.width);
4829 button_requisition->height = MAX (requisition.height, label_requisition.height);
4834 psppire_sheet_forall (GtkContainer *container,
4835 gboolean include_internals,
4836 GtkCallback callback,
4837 gpointer callback_data)
4839 PsppireSheet *sheet = PSPPIRE_SHEET (container);
4841 g_return_if_fail (callback != NULL);
4843 if (sheet->button && sheet->button->parent)
4844 (* callback) (sheet->button, callback_data);
4846 if (sheet->entry_widget && GTK_IS_CONTAINER (sheet->entry_widget))
4847 (* callback) (sheet->entry_widget, callback_data);
4852 psppire_sheet_get_model (const PsppireSheet *sheet)
4854 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), NULL);
4856 return sheet->model;
4860 PsppireSheetButton *
4861 psppire_sheet_button_new (void)
4863 PsppireSheetButton *button = g_malloc (sizeof (PsppireSheetButton));
4865 button->state = GTK_STATE_NORMAL;
4866 button->label = NULL;
4867 button->label_visible = TRUE;
4868 button->justification = GTK_JUSTIFY_FILL;
4869 button->overstruck = FALSE;
4876 psppire_sheet_button_free (PsppireSheetButton *button)
4878 if (!button) return ;
4880 g_free (button->label);
4885 append_cell_text (GString *string, const PsppireSheet *sheet, gint r, gint c)
4887 gchar *celltext = psppire_sheet_cell_get_text (sheet, r, c);
4889 if ( NULL == celltext)
4892 g_string_append (string, celltext);
4898 range_to_text (const PsppireSheet *sheet)
4903 if ( !psppire_sheet_range_isvisible (sheet, &sheet->range))
4906 string = g_string_sized_new (80);
4908 for (r = sheet->range.row0; r <= sheet->range.rowi; ++r)
4910 for (c = sheet->range.col0; c < sheet->range.coli; ++c)
4912 append_cell_text (string, sheet, r, c);
4913 g_string_append (string, "\t");
4915 append_cell_text (string, sheet, r, c);
4916 if ( r < sheet->range.rowi)
4917 g_string_append (string, "\n");
4924 range_to_html (const PsppireSheet *sheet)
4929 if ( !psppire_sheet_range_isvisible (sheet, &sheet->range))
4932 string = g_string_sized_new (480);
4934 g_string_append (string, "<html>\n");
4935 g_string_append (string, "<body>\n");
4936 g_string_append (string, "<table>\n");
4937 for (r = sheet->range.row0; r <= sheet->range.rowi; ++r)
4939 g_string_append (string, "<tr>\n");
4940 for (c = sheet->range.col0; c <= sheet->range.coli; ++c)
4942 g_string_append (string, "<td>");
4943 append_cell_text (string, sheet, r, c);
4944 g_string_append (string, "</td>\n");
4946 g_string_append (string, "</tr>\n");
4948 g_string_append (string, "</table>\n");
4949 g_string_append (string, "</body>\n");
4950 g_string_append (string, "</html>\n");
4962 primary_get_cb (GtkClipboard *clipboard,
4963 GtkSelectionData *selection_data,
4967 PsppireSheet *sheet = PSPPIRE_SHEET (data);
4968 GString *string = NULL;
4972 case SELECT_FMT_TEXT:
4973 string = range_to_text (sheet);
4975 case SELECT_FMT_HTML:
4976 string = range_to_html (sheet);
4979 g_assert_not_reached ();
4982 gtk_selection_data_set (selection_data, selection_data->target,
4984 (const guchar *) string->str, string->len);
4985 g_string_free (string, TRUE);
4989 primary_clear_cb (GtkClipboard *clipboard,
4992 PsppireSheet *sheet = PSPPIRE_SHEET (data);
4993 if ( ! GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
4996 psppire_sheet_unselect_range (sheet);
5000 psppire_sheet_update_primary_selection (PsppireSheet *sheet)
5002 static const GtkTargetEntry targets[] = {
5003 { "UTF8_STRING", 0, SELECT_FMT_TEXT },
5004 { "STRING", 0, SELECT_FMT_TEXT },
5005 { "TEXT", 0, SELECT_FMT_TEXT },
5006 { "COMPOUND_TEXT", 0, SELECT_FMT_TEXT },
5007 { "text/plain;charset=utf-8", 0, SELECT_FMT_TEXT },
5008 { "text/plain", 0, SELECT_FMT_TEXT },
5009 { "text/html", 0, SELECT_FMT_HTML }
5012 GtkClipboard *clipboard;
5014 if (!GTK_WIDGET_REALIZED (sheet))
5017 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (sheet),
5018 GDK_SELECTION_PRIMARY);
5020 if (psppire_sheet_range_isvisible (sheet, &sheet->range))
5022 if (!gtk_clipboard_set_with_owner (clipboard, targets,
5023 G_N_ELEMENTS (targets),
5024 primary_get_cb, primary_clear_cb,
5026 primary_clear_cb (clipboard, sheet);
5030 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (sheet))
5031 gtk_clipboard_clear (clipboard);