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
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
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);
2706 psppire_sheet_select_column (PsppireSheet *sheet, gint column)
2709 sheet->select_status = PSPPIRE_SHEET_COLUMN_SELECTED;
2711 sheet->range.col0 = sheet->range.coli = column;
2712 sheet->range.row0 = sheet->range.rowi = -1;
2714 rectangle_from_range (sheet, &sheet->range, &area);
2718 gdk_window_invalidate_rect (sheet->sheet_window, &area, FALSE);
2723 psppire_sheet_select_range (PsppireSheet *sheet, const PsppireSheetRange *range)
2726 sheet->select_status = PSPPIRE_SHEET_RANGE_SELECTED;
2728 sheet->range = *range;
2730 rectangle_from_range (sheet, range, &area);
2733 gdk_window_invalidate_rect (sheet->sheet_window, &area, FALSE);
2738 psppire_sheet_unselect_range (PsppireSheet *sheet)
2741 sheet->select_status = PSPPIRE_SHEET_NORMAL;
2743 rectangle_from_range (sheet, &sheet->range, &area);
2746 gdk_window_invalidate_rect (sheet->sheet_window, &area, FALSE);
2750 psppire_sheet_get_selected_range (PsppireSheet *sheet, PsppireSheetRange *range)
2752 g_return_if_fail (sheet != NULL);
2753 *range = sheet->range;
2758 psppire_sheet_expose (GtkWidget *widget, GdkEventExpose *event)
2760 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
2762 g_return_val_if_fail (event != NULL, FALSE);
2764 if (!GTK_WIDGET_DRAWABLE (widget))
2767 /* exposure events on the sheet */
2768 if (event->window == sheet->row_title_window &&
2769 sheet->row_titles_visible)
2771 draw_row_title_buttons_range (sheet,
2772 min_visible_row (sheet),
2773 max_visible_row (sheet));
2776 if (event->window == sheet->column_title_window &&
2777 sheet->column_titles_visible)
2779 draw_column_title_buttons_range (sheet,
2780 min_visible_column (sheet),
2781 max_visible_column (sheet));
2784 if (event->window == sheet->sheet_window)
2786 draw_sheet_region (sheet, event->region);
2788 if (sheet->select_status != PSPPIRE_SHEET_NORMAL)
2791 if (psppire_sheet_range_isvisible (sheet, &sheet->range))
2792 psppire_sheet_range_draw (sheet, &sheet->range);
2794 if (PSPPIRE_SHEET_IN_RESIZE (sheet) || PSPPIRE_SHEET_IN_DRAG (sheet))
2795 psppire_sheet_range_draw (sheet, &sheet->drag_range);
2801 rectangle_from_range (sheet, &sheet->range, &area);
2803 gdk_draw_rectangle (sheet->sheet_window,
2806 area.x + 1, area.y + 1,
2807 area.width, area.height);
2811 if (PSPPIRE_SHEET_IN_RESIZE (sheet) || PSPPIRE_SHEET_IN_DRAG (sheet))
2812 draw_xor_rectangle (sheet, sheet->drag_range);
2817 if ((!PSPPIRE_SHEET_IN_XDRAG (sheet)) && (!PSPPIRE_SHEET_IN_YDRAG (sheet)))
2820 PsppireSheetRange range;
2821 range.row0 = range.rowi = sheet->active_cell.row;
2822 range.col0 = range.coli = sheet->active_cell.col;
2824 rectangle_from_range (sheet, &range, &rect);
2826 if (GDK_OVERLAP_RECTANGLE_OUT !=
2827 gdk_region_rect_in (event->region, &rect))
2829 psppire_sheet_draw_active_cell (sheet);
2835 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
2842 psppire_sheet_button_press (GtkWidget *widget, GdkEventButton *event)
2844 PsppireSheet *sheet;
2845 GdkModifierType mods;
2850 g_return_val_if_fail (widget != NULL, FALSE);
2851 g_return_val_if_fail (PSPPIRE_IS_SHEET (widget), FALSE);
2852 g_return_val_if_fail (event != NULL, FALSE);
2854 sheet = PSPPIRE_SHEET (widget);
2856 /* Cancel any pending tooltips */
2857 if (sheet->motion_timer)
2859 g_source_remove (sheet->motion_timer);
2860 sheet->motion_timer = 0;
2863 gtk_widget_get_pointer (widget, &x, &y);
2864 psppire_sheet_get_pixel_info (sheet, x, y, &row, &column);
2867 if (event->window == sheet->column_title_window)
2869 sheet->x_drag = event->x;
2870 g_signal_emit (sheet,
2871 sheet_signals[BUTTON_EVENT_COLUMN], 0,
2874 if (psppire_sheet_model_get_column_sensitivity (sheet->model, column))
2876 if ( event->type == GDK_2BUTTON_PRESS && event->button == 1)
2877 g_signal_emit (sheet,
2878 sheet_signals[DOUBLE_CLICK_COLUMN], 0, column);
2882 if (event->window == sheet->row_title_window)
2884 g_signal_emit (sheet,
2885 sheet_signals[BUTTON_EVENT_ROW], 0,
2888 if (psppire_sheet_model_get_row_sensitivity (sheet->model, row))
2890 if ( event->type == GDK_2BUTTON_PRESS && event->button == 1)
2891 g_signal_emit (sheet,
2892 sheet_signals[DOUBLE_CLICK_ROW], 0, row);
2896 gdk_window_get_pointer (widget->window, NULL, NULL, &mods);
2898 if (! (mods & GDK_BUTTON1_MASK)) return TRUE;
2901 /* press on resize windows */
2902 if (event->window == sheet->column_title_window)
2904 sheet->x_drag = event->x;
2906 if (on_column_boundary (sheet, sheet->x_drag, &sheet->drag_cell.col))
2908 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_XDRAG);
2909 gdk_pointer_grab (sheet->column_title_window, FALSE,
2910 GDK_POINTER_MOTION_HINT_MASK |
2911 GDK_BUTTON1_MOTION_MASK |
2912 GDK_BUTTON_RELEASE_MASK,
2913 NULL, NULL, event->time);
2915 draw_xor_vline (sheet);
2920 if (event->window == sheet->row_title_window)
2922 sheet->y_drag = event->y;
2924 if (on_row_boundary (sheet, sheet->y_drag, &sheet->drag_cell.row))
2926 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_YDRAG);
2927 gdk_pointer_grab (sheet->row_title_window, FALSE,
2928 GDK_POINTER_MOTION_HINT_MASK |
2929 GDK_BUTTON1_MOTION_MASK |
2930 GDK_BUTTON_RELEASE_MASK,
2931 NULL, NULL, event->time);
2933 draw_xor_hline (sheet);
2938 /* the sheet itself does not handle other than single click events */
2939 if (event->type != GDK_BUTTON_PRESS) return FALSE;
2941 /* selections on the sheet */
2942 if (event->window == sheet->sheet_window)
2944 gtk_widget_get_pointer (widget, &x, &y);
2945 psppire_sheet_get_pixel_info (sheet, x, y, &row, &column);
2946 gdk_pointer_grab (sheet->sheet_window, FALSE,
2947 GDK_POINTER_MOTION_HINT_MASK |
2948 GDK_BUTTON1_MOTION_MASK |
2949 GDK_BUTTON_RELEASE_MASK,
2950 NULL, NULL, event->time);
2951 gtk_grab_add (GTK_WIDGET (sheet));
2953 if ( sheet->select_status == PSPPIRE_SHEET_NORMAL)
2955 sheet->range.row0 = row;
2956 sheet->range.col0 = column;
2960 psppire_sheet_unselect_range (sheet);
2962 psppire_sheet_click_cell (sheet, row, column);
2965 if (event->window == sheet->column_title_window)
2967 gtk_widget_get_pointer (widget, &x, &y);
2968 if ( sheet->row_titles_visible)
2969 x -= sheet->row_title_area.width;
2971 x += sheet->hadjustment->value;
2973 column = column_from_xpixel (sheet, x);
2975 if (psppire_sheet_model_get_column_sensitivity (sheet->model, column))
2977 gtk_grab_add (GTK_WIDGET (sheet));
2978 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
2982 if (event->window == sheet->row_title_window)
2984 gtk_widget_get_pointer (widget, &x, &y);
2985 if ( sheet->column_titles_visible)
2986 y -= sheet->column_title_area.height;
2988 y += sheet->vadjustment->value;
2990 row = row_from_ypixel (sheet, y);
2991 if (psppire_sheet_model_get_row_sensitivity (sheet->model, row))
2993 gtk_grab_add (GTK_WIDGET (sheet));
2994 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3002 psppire_sheet_click_cell (PsppireSheet *sheet, gint row, gint column)
3004 PsppireSheetCell cell;
3005 gboolean forbid_move;
3010 if (row >= psppire_axis_unit_count (sheet->vaxis)
3011 || column >= psppire_axis_unit_count (sheet->haxis))
3016 g_signal_emit (sheet, sheet_signals[TRAVERSE], 0,
3017 &sheet->active_cell,
3023 if (sheet->select_status == PSPPIRE_SHEET_NORMAL)
3026 row = sheet->active_cell.row;
3027 column = sheet->active_cell.col;
3029 change_active_cell (sheet, row, column);
3033 if (row == -1 && column >= 0)
3035 psppire_sheet_select_column (sheet, column);
3039 if (column == -1 && row >= 0)
3041 psppire_sheet_select_row (sheet, row);
3045 if (row == -1 && column == -1)
3047 sheet->range.row0 = 0;
3048 sheet->range.col0 = 0;
3049 sheet->range.rowi = psppire_axis_unit_count (sheet->vaxis) - 1;
3051 psppire_axis_unit_count (sheet->haxis) - 1;
3052 psppire_sheet_select_range (sheet, NULL);
3056 if (sheet->select_status == PSPPIRE_SHEET_NORMAL)
3057 change_active_cell (sheet, row, column);
3059 gtk_widget_grab_focus (GTK_WIDGET (sheet->entry_widget));
3065 psppire_sheet_button_release (GtkWidget *widget,
3066 GdkEventButton *event)
3068 GdkDisplay *display = gtk_widget_get_display (widget);
3070 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3072 /* release on resize windows */
3073 if (PSPPIRE_SHEET_IN_XDRAG (sheet))
3076 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_XDRAG);
3077 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3079 gdk_display_pointer_ungrab (display, event->time);
3080 draw_xor_vline (sheet);
3083 psppire_axis_start_pixel (sheet->haxis, sheet->drag_cell.col)
3084 + sheet->hadjustment->value;
3086 set_column_width (sheet, sheet->drag_cell.col, width);
3091 if (PSPPIRE_SHEET_IN_YDRAG (sheet))
3094 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_YDRAG);
3095 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3097 gdk_display_pointer_ungrab (display, event->time);
3098 draw_xor_hline (sheet);
3101 psppire_axis_start_pixel (sheet->vaxis, sheet->drag_cell.row) +
3102 sheet->vadjustment->value;
3104 set_row_height (sheet, sheet->drag_cell.row, height);
3109 if (PSPPIRE_SHEET_IN_DRAG (sheet))
3111 PsppireSheetRange old_range;
3112 draw_xor_rectangle (sheet, sheet->drag_range);
3113 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_DRAG);
3114 gdk_display_pointer_ungrab (display, event->time);
3116 psppire_sheet_unselect_range (sheet);
3118 old_range = sheet->range;
3119 sheet->range = sheet->drag_range;
3120 sheet->drag_range = old_range;
3121 g_signal_emit (sheet, sheet_signals[MOVE_RANGE], 0,
3122 &sheet->drag_range, &sheet->range);
3123 psppire_sheet_select_range (sheet, &sheet->range);
3126 if (PSPPIRE_SHEET_IN_RESIZE (sheet))
3128 PsppireSheetRange old_range;
3129 draw_xor_rectangle (sheet, sheet->drag_range);
3130 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_RESIZE);
3131 gdk_display_pointer_ungrab (display, event->time);
3133 psppire_sheet_unselect_range (sheet);
3135 old_range = sheet->range;
3136 sheet->range = sheet->drag_range;
3137 sheet->drag_range = old_range;
3139 if (sheet->select_status == PSPPIRE_SHEET_NORMAL)
3140 sheet->select_status = PSPPIRE_SHEET_RANGE_SELECTED;
3142 g_signal_emit (sheet, sheet_signals[RESIZE_RANGE], 0,
3143 &sheet->drag_range, &sheet->range);
3144 psppire_sheet_select_range (sheet, &sheet->range);
3147 if (PSPPIRE_SHEET_IN_SELECTION (sheet))
3149 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3150 sheet->select_status = PSPPIRE_SHEET_RANGE_SELECTED;
3152 change_active_cell (sheet, sheet->active_cell.row,
3153 sheet->active_cell.col);
3156 gdk_display_pointer_ungrab (display, event->time);
3157 gtk_grab_remove (GTK_WIDGET (sheet));
3159 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3168 /* Shamelessly lifted from gtktooltips */
3170 psppire_sheet_subtitle_paint_window (GtkWidget *tip_window)
3174 gtk_widget_size_request (tip_window, &req);
3175 gtk_paint_flat_box (tip_window->style, tip_window->window,
3176 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
3177 NULL, GTK_WIDGET(tip_window), "tooltip",
3178 0, 0, req.width, req.height);
3184 destroy_hover_window (PsppireSheetHoverTitle *h)
3186 gtk_widget_destroy (h->window);
3190 static PsppireSheetHoverTitle *
3191 create_hover_window (void)
3193 PsppireSheetHoverTitle *hw = g_malloc (sizeof (*hw));
3195 hw->window = gtk_window_new (GTK_WINDOW_POPUP);
3197 #if GTK_CHECK_VERSION (2, 9, 0)
3198 gtk_window_set_type_hint (GTK_WINDOW (hw->window),
3199 GDK_WINDOW_TYPE_HINT_TOOLTIP);
3202 gtk_widget_set_app_paintable (hw->window, TRUE);
3203 gtk_window_set_resizable (GTK_WINDOW (hw->window), FALSE);
3204 gtk_widget_set_name (hw->window, "gtk-tooltips");
3205 gtk_container_set_border_width (GTK_CONTAINER (hw->window), 4);
3207 g_signal_connect (hw->window,
3209 G_CALLBACK (psppire_sheet_subtitle_paint_window),
3212 hw->label = gtk_label_new (NULL);
3215 gtk_label_set_line_wrap (GTK_LABEL (hw->label), TRUE);
3216 gtk_misc_set_alignment (GTK_MISC (hw->label), 0.5, 0.5);
3218 gtk_container_add (GTK_CONTAINER (hw->window), hw->label);
3220 gtk_widget_show (hw->label);
3222 g_signal_connect (hw->window,
3224 G_CALLBACK (gtk_widget_destroyed),
3230 #define HOVER_WINDOW_Y_OFFSET 2
3233 show_subtitle (PsppireSheet *sheet, gint row, gint column,
3234 const gchar *subtitle)
3243 gtk_label_set_text (GTK_LABEL (sheet->hover_window->label),
3247 sheet->hover_window->row = row;
3248 sheet->hover_window->column = column;
3250 gdk_window_get_origin (GTK_WIDGET (sheet)->window, &x, &y);
3252 gtk_widget_get_pointer (GTK_WIDGET (sheet), &px, &py);
3254 gtk_widget_show (sheet->hover_window->window);
3256 width = GTK_WIDGET (sheet->hover_window->label)->allocation.width;
3262 y += sheet->column_title_area.y;
3263 y += sheet->column_title_area.height;
3264 y += HOVER_WINDOW_Y_OFFSET;
3270 x += sheet->row_title_area.x;
3271 x += sheet->row_title_area.width * 2 / 3.0;
3274 gtk_window_move (GTK_WINDOW (sheet->hover_window->window),
3279 motion_timeout_callback (gpointer data)
3281 PsppireSheet *sheet = PSPPIRE_SHEET (data);
3285 gdk_threads_enter ();
3286 gtk_widget_get_pointer (GTK_WIDGET (sheet), &x, &y);
3288 if ( psppire_sheet_get_pixel_info (sheet, x, y, &row, &column) )
3290 if (sheet->row_title_under && row >= 0)
3292 gchar *text = psppire_sheet_model_get_row_subtitle (sheet->model, row);
3294 show_subtitle (sheet, row, -1, text);
3298 if (sheet->column_title_under && column >= 0)
3300 gchar *text = psppire_sheet_model_get_column_subtitle (sheet->model,
3303 show_subtitle (sheet, -1, column, text);
3309 gdk_threads_leave ();
3314 psppire_sheet_motion (GtkWidget *widget, GdkEventMotion *event)
3316 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3317 GdkModifierType mods;
3318 GdkCursorType new_cursor;
3321 GdkDisplay *display;
3323 g_return_val_if_fail (event != NULL, FALSE);
3325 display = gtk_widget_get_display (widget);
3327 /* selections on the sheet */
3331 if (!GTK_WIDGET_VISIBLE (sheet->hover_window->window))
3333 if ( sheet->motion_timer > 0 )
3334 g_source_remove (sheet->motion_timer);
3335 sheet->motion_timer =
3336 g_timeout_add (TIMEOUT_HOVER, motion_timeout_callback, sheet);
3342 gtk_widget_get_pointer (widget, &wx, &wy);
3344 if ( psppire_sheet_get_pixel_info (sheet, wx, wy, &row, &column) )
3346 if ( row != sheet->hover_window->row ||
3347 column != sheet->hover_window->column)
3349 gtk_widget_hide (sheet->hover_window->window);
3354 if (event->window == sheet->column_title_window)
3356 if (!PSPPIRE_SHEET_IN_SELECTION (sheet) &&
3357 on_column_boundary (sheet, x, &column))
3359 new_cursor = GDK_SB_H_DOUBLE_ARROW;
3360 if (new_cursor != sheet->cursor_drag->type)
3362 gdk_cursor_unref (sheet->cursor_drag);
3363 sheet->cursor_drag =
3364 gdk_cursor_new_for_display (display, new_cursor);
3366 gdk_window_set_cursor (sheet->column_title_window,
3367 sheet->cursor_drag);
3372 new_cursor = GDK_TOP_LEFT_ARROW;
3373 if (!PSPPIRE_SHEET_IN_XDRAG (sheet) &&
3374 new_cursor != sheet->cursor_drag->type)
3376 gdk_cursor_unref (sheet->cursor_drag);
3377 sheet->cursor_drag =
3378 gdk_cursor_new_for_display (display, new_cursor);
3379 gdk_window_set_cursor (sheet->column_title_window,
3380 sheet->cursor_drag);
3384 else if (event->window == sheet->row_title_window)
3386 if (!PSPPIRE_SHEET_IN_SELECTION (sheet) &&
3387 on_row_boundary (sheet, y, &row))
3389 new_cursor = GDK_SB_V_DOUBLE_ARROW;
3390 if (new_cursor != sheet->cursor_drag->type)
3392 gdk_cursor_unref (sheet->cursor_drag);
3393 sheet->cursor_drag =
3394 gdk_cursor_new_for_display (display, new_cursor);
3395 gdk_window_set_cursor (sheet->row_title_window,
3396 sheet->cursor_drag);
3401 new_cursor = GDK_TOP_LEFT_ARROW;
3402 if (!PSPPIRE_SHEET_IN_YDRAG (sheet) &&
3403 new_cursor != sheet->cursor_drag->type)
3405 gdk_cursor_unref (sheet->cursor_drag);
3406 sheet->cursor_drag =
3407 gdk_cursor_new_for_display (display, new_cursor);
3408 gdk_window_set_cursor (sheet->row_title_window,
3409 sheet->cursor_drag);
3414 new_cursor = GDK_PLUS;
3415 if ( event->window == sheet->sheet_window &&
3416 !POSSIBLE_DRAG (sheet, x, y, &row, &column) &&
3417 !PSPPIRE_SHEET_IN_DRAG (sheet) &&
3418 !POSSIBLE_RESIZE (sheet, x, y, &row, &column) &&
3419 !PSPPIRE_SHEET_IN_RESIZE (sheet) &&
3420 new_cursor != sheet->cursor_drag->type)
3422 gdk_cursor_unref (sheet->cursor_drag);
3423 sheet->cursor_drag = gdk_cursor_new_for_display (display, GDK_PLUS);
3424 gdk_window_set_cursor (sheet->sheet_window, sheet->cursor_drag);
3427 new_cursor = GDK_TOP_LEFT_ARROW;
3428 if ( event->window == sheet->sheet_window &&
3429 ! (POSSIBLE_RESIZE (sheet, x, y, &row, &column) ||
3430 PSPPIRE_SHEET_IN_RESIZE (sheet)) &&
3431 (POSSIBLE_DRAG (sheet, x, y, &row, &column) ||
3432 PSPPIRE_SHEET_IN_DRAG (sheet)) &&
3433 new_cursor != sheet->cursor_drag->type)
3435 gdk_cursor_unref (sheet->cursor_drag);
3436 sheet->cursor_drag = gdk_cursor_new_for_display (display, GDK_TOP_LEFT_ARROW);
3437 gdk_window_set_cursor (sheet->sheet_window, sheet->cursor_drag);
3440 gdk_window_get_pointer (widget->window, &x, &y, &mods);
3441 if (! (mods & GDK_BUTTON1_MASK)) return FALSE;
3443 if (PSPPIRE_SHEET_IN_XDRAG (sheet))
3445 if (event->x != sheet->x_drag)
3447 draw_xor_vline (sheet);
3448 sheet->x_drag = event->x;
3449 draw_xor_vline (sheet);
3455 if (PSPPIRE_SHEET_IN_YDRAG (sheet))
3457 if (event->y != sheet->y_drag)
3459 draw_xor_hline (sheet);
3460 sheet->y_drag = event->y;
3461 draw_xor_hline (sheet);
3467 if (PSPPIRE_SHEET_IN_DRAG (sheet))
3469 PsppireSheetRange aux;
3470 column = column_from_xpixel (sheet, x)- sheet->drag_cell.col;
3471 row = row_from_ypixel (sheet, y) - sheet->drag_cell.row;
3472 if (sheet->select_status == PSPPIRE_SHEET_COLUMN_SELECTED) row = 0;
3473 if (sheet->select_status == PSPPIRE_SHEET_ROW_SELECTED) column = 0;
3477 if (aux.row0 + row >= 0 && aux.rowi + row < psppire_axis_unit_count (sheet->vaxis) &&
3478 aux.col0 + column >= 0 && aux.coli + column < psppire_axis_unit_count (sheet->haxis))
3480 aux = sheet->drag_range;
3481 sheet->drag_range.row0 = sheet->range.row0 + row;
3482 sheet->drag_range.col0 = sheet->range.col0 + column;
3483 sheet->drag_range.rowi = sheet->range.rowi + row;
3484 sheet->drag_range.coli = sheet->range.coli + column;
3485 if (aux.row0 != sheet->drag_range.row0 ||
3486 aux.col0 != sheet->drag_range.col0)
3488 draw_xor_rectangle (sheet, aux);
3489 draw_xor_rectangle (sheet, sheet->drag_range);
3495 if (PSPPIRE_SHEET_IN_RESIZE (sheet))
3497 PsppireSheetRange aux;
3498 gint v_h, current_col, current_row, col_threshold, row_threshold;
3500 if (abs (x - psppire_axis_start_pixel (sheet->haxis, sheet->drag_cell.col)) >
3501 abs (y - psppire_axis_start_pixel (sheet->vaxis, sheet->drag_cell.row))) v_h = 2;
3503 current_col = column_from_xpixel (sheet, x);
3504 current_row = row_from_ypixel (sheet, y);
3505 column = current_col - sheet->drag_cell.col;
3506 row = current_row - sheet->drag_cell.row;
3508 /*use half of column width resp. row height as threshold to
3510 col_threshold = psppire_axis_start_pixel (sheet->haxis, current_col) +
3511 psppire_axis_unit_size (sheet->haxis, current_col) / 2;
3514 if (x < col_threshold)
3517 else if (column < 0)
3519 if (x > col_threshold)
3522 row_threshold = psppire_axis_start_pixel (sheet->vaxis, current_row) +
3523 psppire_axis_unit_size (sheet->vaxis, current_row)/2;
3526 if (y < row_threshold)
3531 if (y > row_threshold)
3535 if (sheet->select_status == PSPPIRE_SHEET_COLUMN_SELECTED) row = 0;
3536 if (sheet->select_status == PSPPIRE_SHEET_ROW_SELECTED) column = 0;
3546 if (aux.row0 + row >= 0 && aux.rowi + row < psppire_axis_unit_count (sheet->vaxis) &&
3547 aux.col0 + column >= 0 && aux.coli + column < psppire_axis_unit_count (sheet->haxis))
3549 aux = sheet->drag_range;
3550 sheet->drag_range = sheet->range;
3552 if (row < 0) sheet->drag_range.row0 = sheet->range.row0 + row;
3553 if (row > 0) sheet->drag_range.rowi = sheet->range.rowi + row;
3554 if (column < 0) sheet->drag_range.col0 = sheet->range.col0 + column;
3555 if (column > 0) sheet->drag_range.coli = sheet->range.coli + column;
3557 if (aux.row0 != sheet->drag_range.row0 ||
3558 aux.rowi != sheet->drag_range.rowi ||
3559 aux.col0 != sheet->drag_range.col0 ||
3560 aux.coli != sheet->drag_range.coli)
3562 draw_xor_rectangle (sheet, aux);
3563 draw_xor_rectangle (sheet, sheet->drag_range);
3569 psppire_sheet_get_pixel_info (sheet, x, y, &row, &column);
3571 if (sheet->select_status == PSPPIRE_SHEET_NORMAL && row == sheet->active_cell.row &&
3572 column == sheet->active_cell.col) return TRUE;
3574 if ( mods & GDK_BUTTON1_MASK)
3576 if (PSPPIRE_SHEET_IN_SELECTION (sheet) )
3578 /* Redraw the old range */
3579 psppire_sheet_unselect_range (sheet);
3581 sheet->range.rowi = row;
3582 sheet->range.coli = column;
3584 /* Redraw the new range */
3585 psppire_sheet_select_range (sheet, &sheet->range);
3589 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3597 psppire_sheet_crossing_notify (GtkWidget *widget,
3598 GdkEventCrossing *event)
3600 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3602 if (event->window == sheet->column_title_window)
3603 sheet->column_title_under = event->type == GDK_ENTER_NOTIFY;
3604 else if (event->window == sheet->row_title_window)
3605 sheet->row_title_under = event->type == GDK_ENTER_NOTIFY;
3607 if (event->type == GDK_LEAVE_NOTIFY)
3608 gtk_widget_hide (sheet->hover_window->window);
3615 psppire_sheet_focus_in (GtkWidget *w,
3616 GdkEventFocus *event)
3618 PsppireSheet *sheet = PSPPIRE_SHEET (w);
3620 gtk_widget_grab_focus (sheet->entry_widget);
3628 psppire_sheet_entry_key_press (GtkWidget *widget,
3632 g_signal_emit_by_name (widget, "key_press_event", key, &focus);
3637 /* Number of rows in a step-increment */
3638 #define ROWS_PER_STEP 1
3642 page_vertical (PsppireSheet *sheet, GtkScrollType dir)
3644 gint old_row = sheet->active_cell.row ;
3645 glong vpixel = psppire_axis_start_pixel (sheet->vaxis, old_row);
3649 vpixel -= psppire_axis_start_pixel (sheet->vaxis,
3650 min_visible_row (sheet));
3654 case GTK_SCROLL_PAGE_DOWN:
3655 gtk_adjustment_set_value (sheet->vadjustment,
3656 sheet->vadjustment->value +
3657 sheet->vadjustment->page_increment);
3659 case GTK_SCROLL_PAGE_UP:
3660 gtk_adjustment_set_value (sheet->vadjustment,
3661 sheet->vadjustment->value -
3662 sheet->vadjustment->page_increment);
3666 g_assert_not_reached ();
3671 vpixel += psppire_axis_start_pixel (sheet->vaxis,
3672 min_visible_row (sheet));
3674 new_row = row_from_ypixel (sheet, vpixel);
3676 change_active_cell (sheet, new_row,
3677 sheet->active_cell.col);
3682 step_sheet (PsppireSheet *sheet, GtkScrollType dir)
3684 gint current_row = sheet->active_cell.row;
3685 gint current_col = sheet->active_cell.col;
3686 PsppireSheetCell new_cell ;
3687 gboolean forbidden = FALSE;
3689 new_cell.row = current_row;
3690 new_cell.col = current_col;
3694 case GTK_SCROLL_STEP_DOWN:
3697 case GTK_SCROLL_STEP_UP:
3700 case GTK_SCROLL_STEP_RIGHT:
3703 case GTK_SCROLL_STEP_LEFT:
3706 case GTK_SCROLL_STEP_FORWARD:
3709 psppire_sheet_model_get_column_count (sheet->model))
3715 case GTK_SCROLL_STEP_BACKWARD:
3717 if (new_cell.col < 0)
3720 psppire_sheet_model_get_column_count (sheet->model) - 1;
3725 g_assert_not_reached ();
3729 g_signal_emit (sheet, sheet_signals[TRAVERSE], 0,
3730 &sheet->active_cell,
3738 maximize_int (&new_cell.row, 0);
3739 maximize_int (&new_cell.col, 0);
3741 minimize_int (&new_cell.row,
3742 psppire_axis_unit_count (sheet->vaxis) - 1);
3744 minimize_int (&new_cell.col,
3745 psppire_axis_unit_count (sheet->haxis) - 1);
3747 change_active_cell (sheet, new_cell.row, new_cell.col);
3750 if ( new_cell.col > max_fully_visible_column (sheet))
3753 psppire_axis_start_pixel (sheet->haxis,
3755 hpos -= sheet->hadjustment->page_size;
3757 gtk_adjustment_set_value (sheet->hadjustment,
3760 else if ( new_cell.col < min_fully_visible_column (sheet))
3763 psppire_axis_start_pixel (sheet->haxis,
3766 gtk_adjustment_set_value (sheet->hadjustment,
3771 if ( new_cell.row > max_fully_visible_row (sheet))
3774 psppire_axis_start_pixel (sheet->vaxis,
3776 vpos -= sheet->vadjustment->page_size;
3778 gtk_adjustment_set_value (sheet->vadjustment,
3781 else if ( new_cell.row < min_fully_visible_row (sheet))
3784 psppire_axis_start_pixel (sheet->vaxis,
3787 gtk_adjustment_set_value (sheet->vadjustment,
3791 gtk_widget_grab_focus (GTK_WIDGET (sheet->entry_widget));
3796 psppire_sheet_key_press (GtkWidget *widget,
3799 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3801 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3803 switch (key->keyval)
3806 step_sheet (sheet, GTK_SCROLL_STEP_FORWARD);
3809 step_sheet (sheet, GTK_SCROLL_STEP_RIGHT);
3811 case GDK_ISO_Left_Tab:
3812 step_sheet (sheet, GTK_SCROLL_STEP_BACKWARD);
3815 step_sheet (sheet, GTK_SCROLL_STEP_LEFT);
3819 step_sheet (sheet, GTK_SCROLL_STEP_DOWN);
3822 step_sheet (sheet, GTK_SCROLL_STEP_UP);
3826 page_vertical (sheet, GTK_SCROLL_PAGE_DOWN);
3829 page_vertical (sheet, GTK_SCROLL_PAGE_UP);
3833 gtk_adjustment_set_value (sheet->vadjustment,
3834 sheet->vadjustment->lower);
3836 change_active_cell (sheet, 0,
3837 sheet->active_cell.col);
3842 gtk_adjustment_set_value (sheet->vadjustment,
3843 sheet->vadjustment->upper -
3844 sheet->vadjustment->page_size -
3845 sheet->vadjustment->page_increment);
3848 change_active_cellx (sheet,
3849 psppire_axis_unit_count (sheet->vaxis) - 1,
3850 sheet->active_cell.col);
3854 psppire_sheet_real_cell_clear (sheet, sheet->active_cell.row, sheet->active_cell.col);
3865 psppire_sheet_size_request (GtkWidget *widget,
3866 GtkRequisition *requisition)
3868 PsppireSheet *sheet;
3870 g_return_if_fail (widget != NULL);
3871 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
3872 g_return_if_fail (requisition != NULL);
3874 sheet = PSPPIRE_SHEET (widget);
3876 requisition->width = 3 * DEFAULT_COLUMN_WIDTH;
3877 requisition->height = 3 * DEFAULT_ROW_HEIGHT;
3879 /* compute the size of the column title area */
3880 if (sheet->column_titles_visible)
3881 requisition->height += sheet->column_title_area.height;
3883 /* compute the size of the row title area */
3884 if (sheet->row_titles_visible)
3885 requisition->width += sheet->row_title_area.width;
3890 psppire_sheet_size_allocate (GtkWidget *widget,
3891 GtkAllocation *allocation)
3893 PsppireSheet *sheet;
3894 GtkAllocation sheet_allocation;
3897 g_return_if_fail (widget != NULL);
3898 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
3899 g_return_if_fail (allocation != NULL);
3901 sheet = PSPPIRE_SHEET (widget);
3902 widget->allocation = *allocation;
3903 border_width = GTK_CONTAINER (widget)->border_width;
3905 if (GTK_WIDGET_REALIZED (widget))
3906 gdk_window_move_resize (widget->window,
3907 allocation->x + border_width,
3908 allocation->y + border_width,
3909 allocation->width - 2 * border_width,
3910 allocation->height - 2 * border_width);
3912 sheet_allocation.x = 0;
3913 sheet_allocation.y = 0;
3914 sheet_allocation.width = allocation->width - 2 * border_width;
3915 sheet_allocation.height = allocation->height - 2 * border_width;
3917 if (GTK_WIDGET_REALIZED (widget))
3918 gdk_window_move_resize (sheet->sheet_window,
3921 sheet_allocation.width,
3922 sheet_allocation.height);
3924 /* position the window which holds the column title buttons */
3925 sheet->column_title_area.x = 0;
3926 sheet->column_title_area.y = 0;
3927 sheet->column_title_area.width = sheet_allocation.width ;
3930 /* position the window which holds the row title buttons */
3931 sheet->row_title_area.x = 0;
3932 sheet->row_title_area.y = 0;
3933 sheet->row_title_area.height = sheet_allocation.height;
3935 if (sheet->row_titles_visible)
3936 sheet->column_title_area.x += sheet->row_title_area.width;
3938 if (sheet->column_titles_visible)
3939 sheet->row_title_area.y += sheet->column_title_area.height;
3941 if (GTK_WIDGET_REALIZED (widget) && sheet->column_titles_visible)
3942 gdk_window_move_resize (sheet->column_title_window,
3943 sheet->column_title_area.x,
3944 sheet->column_title_area.y,
3945 sheet->column_title_area.width,
3946 sheet->column_title_area.height);
3949 if (GTK_WIDGET_REALIZED (widget) && sheet->row_titles_visible)
3950 gdk_window_move_resize (sheet->row_title_window,
3951 sheet->row_title_area.x,
3952 sheet->row_title_area.y,
3953 sheet->row_title_area.width,
3954 sheet->row_title_area.height);
3956 size_allocate_global_button (sheet);
3960 gint width = sheet->column_title_area.width;
3962 if ( sheet->row_titles_visible)
3963 width -= sheet->row_title_area.width;
3965 g_object_set (sheet->haxis,
3966 "minimum-extent", width,
3973 gint height = sheet->row_title_area.height;
3975 if ( sheet->column_titles_visible)
3976 height -= sheet->column_title_area.height;
3978 g_object_set (sheet->vaxis,
3979 "minimum-extent", height,
3984 /* set the scrollbars adjustments */
3985 adjust_scrollbars (sheet);
3989 draw_column_title_buttons (PsppireSheet *sheet)
3993 if (!sheet->column_titles_visible) return;
3994 if (!GTK_WIDGET_REALIZED (sheet))
3997 gdk_drawable_get_size (sheet->sheet_window, &width, NULL);
4000 if (sheet->row_titles_visible)
4002 x = sheet->row_title_area.width;
4005 if (sheet->column_title_area.width != width || sheet->column_title_area.x != x)
4007 sheet->column_title_area.width = width;
4008 sheet->column_title_area.x = x;
4009 gdk_window_move_resize (sheet->column_title_window,
4010 sheet->column_title_area.x,
4011 sheet->column_title_area.y,
4012 sheet->column_title_area.width,
4013 sheet->column_title_area.height);
4016 if (max_visible_column (sheet) ==
4017 psppire_axis_unit_count (sheet->haxis) - 1)
4018 gdk_window_clear_area (sheet->column_title_window,
4020 sheet->column_title_area.width,
4021 sheet->column_title_area.height);
4023 if (!GTK_WIDGET_DRAWABLE (sheet)) return;
4025 draw_column_title_buttons_range (sheet, min_visible_column (sheet),
4026 max_visible_column (sheet));
4030 draw_row_title_buttons (PsppireSheet *sheet)
4035 if (!sheet->row_titles_visible) return;
4036 if (!GTK_WIDGET_REALIZED (sheet))
4039 gdk_drawable_get_size (sheet->sheet_window, NULL, &height);
4041 if (sheet->column_titles_visible)
4043 y = sheet->column_title_area.height;
4046 if (sheet->row_title_area.height != height || sheet->row_title_area.y != y)
4048 sheet->row_title_area.y = y;
4049 sheet->row_title_area.height = height;
4050 gdk_window_move_resize (sheet->row_title_window,
4051 sheet->row_title_area.x,
4052 sheet->row_title_area.y,
4053 sheet->row_title_area.width,
4054 sheet->row_title_area.height);
4057 if (max_visible_row (sheet) == psppire_axis_unit_count (sheet->vaxis) - 1)
4058 gdk_window_clear_area (sheet->row_title_window,
4060 sheet->row_title_area.width,
4061 sheet->row_title_area.height);
4063 if (!GTK_WIDGET_DRAWABLE (sheet)) return;
4065 draw_row_title_buttons_range (sheet, min_visible_row (sheet),
4066 max_visible_row (sheet));
4071 psppire_sheet_size_allocate_entry (PsppireSheet *sheet)
4073 GtkAllocation entry_alloc;
4074 PsppireSheetCellAttr attributes = { 0 };
4075 GtkEntry *sheet_entry;
4077 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
4078 if (!GTK_WIDGET_MAPPED (GTK_WIDGET (sheet))) return;
4080 sheet_entry = psppire_sheet_get_entry (sheet);
4082 if ( ! psppire_sheet_get_attributes (sheet, sheet->active_cell.row,
4083 sheet->active_cell.col,
4087 if ( GTK_WIDGET_REALIZED (sheet->entry_widget) )
4089 GtkStyle *style = GTK_WIDGET (sheet_entry)->style;
4091 style->bg[GTK_STATE_NORMAL] = attributes.background;
4092 style->fg[GTK_STATE_NORMAL] = attributes.foreground;
4093 style->text[GTK_STATE_NORMAL] = attributes.foreground;
4094 style->bg[GTK_STATE_ACTIVE] = attributes.background;
4095 style->fg[GTK_STATE_ACTIVE] = attributes.foreground;
4096 style->text[GTK_STATE_ACTIVE] = attributes.foreground;
4099 rectangle_from_cell (sheet, sheet->active_cell.row,
4100 sheet->active_cell.col, &entry_alloc);
4102 entry_alloc.x += sheet->cell_padding->left;
4103 entry_alloc.y += sheet->cell_padding->right;
4104 entry_alloc.width -= sheet->cell_padding->left + sheet->cell_padding->right;
4105 entry_alloc.height -= sheet->cell_padding->top + sheet->cell_padding->bottom;
4108 gtk_widget_set_size_request (sheet->entry_widget, entry_alloc.width,
4109 entry_alloc.height);
4110 gtk_widget_size_allocate (sheet->entry_widget, &entry_alloc);
4114 /* Copy the sheet's font to the entry widget */
4116 set_entry_widget_font (PsppireSheet *sheet)
4118 GtkRcStyle *style = gtk_widget_get_modifier_style (sheet->entry_widget);
4120 pango_font_description_free (style->font_desc);
4121 style->font_desc = pango_font_description_copy (GTK_WIDGET (sheet)->style->font_desc);
4123 gtk_widget_modify_style (sheet->entry_widget, style);
4127 create_sheet_entry (PsppireSheet *sheet)
4129 if (sheet->entry_widget)
4131 gtk_widget_unparent (sheet->entry_widget);
4134 sheet->entry_widget = g_object_new (sheet->entry_type, NULL);
4135 g_object_ref_sink (sheet->entry_widget);
4137 gtk_widget_size_request (sheet->entry_widget, NULL);
4139 if ( GTK_IS_ENTRY (sheet->entry_widget))
4141 g_object_set (sheet->entry_widget,
4146 if (GTK_WIDGET_REALIZED (sheet))
4148 gtk_widget_set_parent_window (sheet->entry_widget, sheet->sheet_window);
4149 gtk_widget_set_parent (sheet->entry_widget, GTK_WIDGET (sheet));
4150 gtk_widget_realize (sheet->entry_widget);
4153 g_signal_connect_swapped (sheet->entry_widget, "key_press_event",
4154 G_CALLBACK (psppire_sheet_entry_key_press),
4157 set_entry_widget_font (sheet);
4159 gtk_widget_show (sheet->entry_widget);
4163 /* Finds the last child widget that happens to be of type GtkEntry */
4165 find_entry (GtkWidget *w, gpointer user_data)
4167 GtkWidget **entry = user_data;
4168 if ( GTK_IS_ENTRY (w))
4176 psppire_sheet_get_entry (PsppireSheet *sheet)
4178 GtkWidget *w = sheet->entry_widget;
4180 g_return_val_if_fail (sheet != NULL, NULL);
4181 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), NULL);
4182 g_return_val_if_fail (sheet->entry_widget != NULL, NULL);
4184 while (! GTK_IS_ENTRY (w))
4186 GtkWidget *entry = NULL;
4188 if (GTK_IS_CONTAINER (w))
4190 gtk_container_forall (GTK_CONTAINER (w), find_entry, &entry);
4199 return GTK_ENTRY (w);
4204 draw_button (PsppireSheet *sheet, GdkWindow *window,
4205 PsppireSheetButton *button, gboolean is_sensitive,
4206 GdkRectangle allocation)
4208 GtkShadowType shadow_type;
4209 gint text_width = 0, text_height = 0;
4210 PangoAlignment align = PANGO_ALIGN_LEFT;
4216 g_return_if_fail (sheet != NULL);
4217 g_return_if_fail (button != NULL);
4220 rtl = gtk_widget_get_direction (GTK_WIDGET (sheet)) == GTK_TEXT_DIR_RTL;
4222 gdk_window_clear_area (window,
4223 allocation.x, allocation.y,
4224 allocation.width, allocation.height);
4226 gtk_widget_ensure_style (sheet->button);
4228 gtk_paint_box (sheet->button->style, window,
4229 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
4231 GTK_WIDGET (sheet->button),
4233 allocation.x, allocation.y,
4234 allocation.width, allocation.height);
4236 state = button->state;
4237 if (!is_sensitive) state = GTK_STATE_INSENSITIVE;
4239 if (state == GTK_STATE_ACTIVE)
4240 shadow_type = GTK_SHADOW_IN;
4242 shadow_type = GTK_SHADOW_OUT;
4244 if (state != GTK_STATE_NORMAL && state != GTK_STATE_INSENSITIVE)
4245 gtk_paint_box (sheet->button->style, window,
4246 button->state, shadow_type,
4247 &allocation, GTK_WIDGET (sheet->button),
4249 allocation.x, allocation.y,
4250 allocation.width, allocation.height);
4252 if ( button->overstruck)
4254 GdkPoint points[2] = {
4255 {allocation.x, allocation.y},
4256 {allocation.x + allocation.width,
4257 allocation.y + allocation.height}
4260 gtk_paint_polygon (sheet->button->style,
4272 if (button->label_visible)
4274 text_height = DEFAULT_ROW_HEIGHT -
4275 2 * COLUMN_TITLES_HEIGHT;
4277 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->fg_gc[button->state],
4279 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->white_gc,
4282 allocation.y += 2 * sheet->button->style->ythickness;
4284 if (button->label && strlen (button->label) > 0)
4286 PangoRectangle rect;
4287 gchar *line = button->label;
4289 PangoLayout *layout = NULL;
4290 gint real_x = allocation.x;
4291 gint real_y = allocation.y;
4293 layout = gtk_widget_create_pango_layout (GTK_WIDGET (sheet), line);
4294 pango_layout_get_extents (layout, NULL, &rect);
4296 text_width = PANGO_PIXELS (rect.width);
4297 switch (button->justification)
4299 case GTK_JUSTIFY_LEFT:
4300 real_x = allocation.x + COLUMN_TITLES_HEIGHT;
4301 align = rtl ? PANGO_ALIGN_RIGHT : PANGO_ALIGN_LEFT;
4303 case GTK_JUSTIFY_RIGHT:
4304 real_x = allocation.x + allocation.width - text_width - COLUMN_TITLES_HEIGHT;
4305 align = rtl ? PANGO_ALIGN_LEFT : PANGO_ALIGN_RIGHT;
4307 case GTK_JUSTIFY_CENTER:
4309 real_x = allocation.x + (allocation.width - text_width)/2;
4310 align = rtl ? PANGO_ALIGN_RIGHT : PANGO_ALIGN_LEFT;
4311 pango_layout_set_justify (layout, TRUE);
4313 pango_layout_set_alignment (layout, align);
4314 gtk_paint_layout (GTK_WIDGET (sheet)->style,
4323 g_object_unref (layout);
4326 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->fg_gc[button->state],
4328 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->white_gc, NULL);
4332 psppire_sheet_button_free (button);
4336 /* Draw the column title buttons FIRST through to LAST */
4338 draw_column_title_buttons_range (PsppireSheet *sheet, gint first, gint last)
4342 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
4344 if (!sheet->column_titles_visible) return;
4346 g_return_if_fail (first >= min_visible_column (sheet));
4347 g_return_if_fail (last <= max_visible_column (sheet));
4350 rect.height = sheet->column_title_area.height;
4351 rect.x = psppire_axis_start_pixel (sheet->haxis, first) + CELL_SPACING;
4352 rect.width = psppire_axis_start_pixel (sheet->haxis, last) + CELL_SPACING
4353 + psppire_axis_unit_size (sheet->haxis, last);
4355 rect.x -= sheet->hadjustment->value;
4357 minimize_int (&rect.width, sheet->column_title_area.width);
4358 maximize_int (&rect.x, 0);
4360 gdk_window_begin_paint_rect (sheet->column_title_window, &rect);
4362 for (col = first ; col <= last ; ++col)
4364 GdkRectangle allocation;
4365 gboolean is_sensitive = FALSE;
4367 PsppireSheetButton *
4368 button = psppire_sheet_model_get_column_button (sheet->model, col);
4370 allocation.x = psppire_axis_start_pixel (sheet->haxis, col)
4372 allocation.x -= sheet->hadjustment->value;
4374 allocation.height = sheet->column_title_area.height;
4375 allocation.width = psppire_axis_unit_size (sheet->haxis, col);
4376 is_sensitive = psppire_sheet_model_get_column_sensitivity (sheet->model, col);
4378 draw_button (sheet, sheet->column_title_window,
4379 button, is_sensitive, allocation);
4382 gdk_window_end_paint (sheet->column_title_window);
4387 draw_row_title_buttons_range (PsppireSheet *sheet, gint first, gint last)
4391 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
4393 if (!sheet->row_titles_visible) return;
4395 g_return_if_fail (first >= min_visible_row (sheet));
4396 g_return_if_fail (last <= max_visible_row (sheet));
4399 rect.width = sheet->row_title_area.width;
4400 rect.y = psppire_axis_start_pixel (sheet->vaxis, first) + CELL_SPACING;
4401 rect.height = psppire_axis_start_pixel (sheet->vaxis, last) + CELL_SPACING
4402 + psppire_axis_unit_size (sheet->vaxis, last);
4404 rect.y -= sheet->vadjustment->value;
4406 minimize_int (&rect.height, sheet->row_title_area.height);
4407 maximize_int (&rect.y, 0);
4409 gdk_window_begin_paint_rect (sheet->row_title_window, &rect);
4410 for (row = first; row <= last; ++row)
4412 GdkRectangle allocation;
4414 gboolean is_sensitive = FALSE;
4416 PsppireSheetButton *button =
4417 psppire_sheet_model_get_row_button (sheet->model, row);
4419 allocation.y = psppire_axis_start_pixel (sheet->vaxis, row)
4421 allocation.y -= sheet->vadjustment->value;
4423 allocation.width = sheet->row_title_area.width;
4424 allocation.height = psppire_axis_unit_size (sheet->vaxis, row);
4425 is_sensitive = psppire_sheet_model_get_row_sensitivity (sheet->model, row);
4427 draw_button (sheet, sheet->row_title_window,
4428 button, is_sensitive, allocation);
4431 gdk_window_end_paint (sheet->row_title_window);
4438 * vadjustment_value_changed
4439 * hadjustment_value_changed */
4443 update_adjustment (GtkAdjustment *adj, PsppireAxis *axis, gint page_size)
4446 (adj->value + adj->page_size)
4448 (adj->upper - adj->lower);
4450 const glong last_item = psppire_axis_unit_count (axis) - 1;
4452 if (isnan (position) || position < 0)
4456 psppire_axis_start_pixel (axis, last_item)
4458 psppire_axis_unit_size (axis, last_item)
4462 adj->page_size = page_size;
4465 adj->value = position * (adj->upper - adj->lower) - adj->page_size;
4467 if ( adj->value < adj->lower)
4468 adj->value = adj->lower;
4471 gtk_adjustment_changed (adj);
4476 adjust_scrollbars (PsppireSheet *sheet)
4480 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
4483 gdk_drawable_get_size (sheet->sheet_window, &width, &height);
4485 if ( sheet->row_titles_visible)
4486 width -= sheet->row_title_area.width;
4488 if (sheet->column_titles_visible)
4489 height -= sheet->column_title_area.height;
4491 if (sheet->vadjustment)
4493 glong last_row = psppire_axis_unit_count (sheet->vaxis) - 1;
4495 sheet->vadjustment->step_increment =
4497 psppire_axis_unit_size (sheet->vaxis, last_row);
4499 sheet->vadjustment->page_increment =
4501 sheet->column_title_area.height -
4502 psppire_axis_unit_size (sheet->vaxis, last_row);
4504 update_adjustment (sheet->vadjustment, sheet->vaxis, height);
4507 if (sheet->hadjustment)
4509 gint last_col = psppire_axis_unit_count (sheet->haxis) - 1;
4510 sheet->hadjustment->step_increment = 1;
4512 sheet->hadjustment->page_increment = width;
4514 sheet->hadjustment->upper =
4515 psppire_axis_start_pixel (sheet->haxis, last_col)
4517 psppire_axis_unit_size (sheet->haxis, last_col)
4520 update_adjustment (sheet->hadjustment, sheet->haxis, width);
4524 /* Subtracts the region of WIDGET from REGION */
4526 subtract_widget_region (GdkRegion *region, GtkWidget *widget)
4529 GdkRectangle intersect;
4532 gdk_region_get_clipbox (region, &rect);
4533 gtk_widget_intersect (widget,
4537 region2 = gdk_region_rectangle (&intersect);
4538 gdk_region_subtract (region, region2);
4539 gdk_region_destroy (region2);
4543 vadjustment_value_changed (GtkAdjustment *adjustment,
4547 PsppireSheet *sheet = PSPPIRE_SHEET (data);
4549 g_return_if_fail (adjustment != NULL);
4551 if ( ! GTK_WIDGET_REALIZED (sheet)) return;
4553 gtk_widget_hide (sheet->entry_widget);
4556 gdk_drawable_get_visible_region (GDK_DRAWABLE (sheet->sheet_window));
4558 subtract_widget_region (region, sheet->button);
4559 gdk_window_begin_paint_region (sheet->sheet_window, region);
4561 draw_sheet_region (sheet, region);
4563 draw_row_title_buttons (sheet);
4564 psppire_sheet_draw_active_cell (sheet);
4566 gdk_window_end_paint (sheet->sheet_window);
4567 gdk_region_destroy (region);
4572 hadjustment_value_changed (GtkAdjustment *adjustment,
4576 PsppireSheet *sheet = PSPPIRE_SHEET (data);
4578 g_return_if_fail (adjustment != NULL);
4580 if ( ! GTK_WIDGET_REALIZED (sheet)) return;
4582 gtk_widget_hide (sheet->entry_widget);
4586 gdk_drawable_get_visible_region (GDK_DRAWABLE (sheet->sheet_window));
4588 subtract_widget_region (region, sheet->button);
4589 gdk_window_begin_paint_region (sheet->sheet_window, region);
4591 draw_sheet_region (sheet, region);
4593 draw_column_title_buttons (sheet);
4595 psppire_sheet_draw_active_cell (sheet);
4597 gdk_window_end_paint (sheet->sheet_window);
4599 gdk_region_destroy (region);
4603 /* COLUMN RESIZING */
4605 draw_xor_vline (PsppireSheet *sheet)
4608 gint xpos = sheet->x_drag;
4609 gdk_drawable_get_size (sheet->sheet_window,
4612 if (sheet->row_titles_visible)
4613 xpos += sheet->row_title_area.width;
4615 gdk_draw_line (GTK_WIDGET (sheet)->window, sheet->xor_gc,
4617 sheet->column_title_area.height,
4619 height + CELL_SPACING);
4624 draw_xor_hline (PsppireSheet *sheet)
4628 gint ypos = sheet->y_drag;
4630 gdk_drawable_get_size (sheet->sheet_window,
4634 if (sheet->column_titles_visible)
4635 ypos += sheet->column_title_area.height;
4637 gdk_draw_line (GTK_WIDGET (sheet)->window, sheet->xor_gc,
4638 sheet->row_title_area.width,
4640 width + CELL_SPACING,
4644 /* SELECTED RANGE */
4646 draw_xor_rectangle (PsppireSheet *sheet, PsppireSheetRange range)
4649 GdkRectangle clip_area, area;
4652 area.x = psppire_axis_start_pixel (sheet->haxis, range.col0);
4653 area.y = psppire_axis_start_pixel (sheet->vaxis, range.row0);
4654 area.width = psppire_axis_start_pixel (sheet->haxis, range.coli)- area.x+
4655 psppire_axis_unit_size (sheet->haxis, range.coli);
4656 area.height = psppire_axis_start_pixel (sheet->vaxis, range.rowi)- area.y +
4657 psppire_axis_unit_size (sheet->vaxis, range.rowi);
4659 clip_area.x = sheet->row_title_area.width;
4660 clip_area.y = sheet->column_title_area.height;
4662 gdk_drawable_get_size (sheet->sheet_window,
4663 &clip_area.width, &clip_area.height);
4665 if (!sheet->row_titles_visible) clip_area.x = 0;
4666 if (!sheet->column_titles_visible) clip_area.y = 0;
4670 area.width = area.width + area.x;
4673 if (area.width > clip_area.width) area.width = clip_area.width + 10;
4676 area.height = area.height + area.y;
4679 if (area.height > clip_area.height) area.height = clip_area.height + 10;
4683 clip_area.width += 3;
4684 clip_area.height += 3;
4686 gdk_gc_get_values (sheet->xor_gc, &values);
4688 gdk_gc_set_clip_rectangle (sheet->xor_gc, &clip_area);
4690 gdk_draw_rectangle (sheet->sheet_window,
4693 area.x + i, area.y + i,
4694 area.width - 2 * i, area.height - 2 * i);
4697 gdk_gc_set_clip_rectangle (sheet->xor_gc, NULL);
4699 gdk_gc_set_foreground (sheet->xor_gc, &values.foreground);
4704 set_column_width (PsppireSheet *sheet,
4708 g_return_if_fail (sheet != NULL);
4709 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
4711 if (column < 0 || column >= psppire_axis_unit_count (sheet->haxis))
4717 psppire_axis_resize (sheet->haxis, column,
4718 width - sheet->cell_padding->left -
4719 sheet->cell_padding->right);
4721 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
4723 draw_column_title_buttons (sheet);
4724 adjust_scrollbars (sheet);
4725 psppire_sheet_size_allocate_entry (sheet);
4726 redraw_range (sheet, NULL);
4731 set_row_height (PsppireSheet *sheet,
4735 g_return_if_fail (sheet != NULL);
4736 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
4738 if (row < 0 || row >= psppire_axis_unit_count (sheet->vaxis))
4744 psppire_axis_resize (sheet->vaxis, row,
4745 height - sheet->cell_padding->top -
4746 sheet->cell_padding->bottom);
4748 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)) )
4750 draw_row_title_buttons (sheet);
4751 adjust_scrollbars (sheet);
4752 psppire_sheet_size_allocate_entry (sheet);
4753 redraw_range (sheet, NULL);
4758 psppire_sheet_get_attributes (const PsppireSheet *sheet, gint row, gint col,
4759 PsppireSheetCellAttr *attr)
4762 const GtkJustification *j ;
4763 GdkColormap *colormap;
4765 g_return_val_if_fail (sheet != NULL, FALSE);
4766 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), FALSE);
4768 if (row < 0 || col < 0) return FALSE;
4770 attr->foreground = GTK_WIDGET (sheet)->style->black;
4771 attr->background = sheet->color[BG_COLOR];
4773 attr->border.width = 0;
4774 attr->border.line_style = GDK_LINE_SOLID;
4775 attr->border.cap_style = GDK_CAP_NOT_LAST;
4776 attr->border.join_style = GDK_JOIN_MITER;
4777 attr->border.mask = 0;
4778 attr->border.color = GTK_WIDGET (sheet)->style->black;
4780 colormap = gtk_widget_get_colormap (GTK_WIDGET (sheet));
4781 fg = psppire_sheet_model_get_foreground (sheet->model, row, col);
4784 gdk_colormap_alloc_color (colormap, fg, TRUE, TRUE);
4785 attr->foreground = *fg;
4788 bg = psppire_sheet_model_get_background (sheet->model, row, col);
4791 gdk_colormap_alloc_color (colormap, bg, TRUE, TRUE);
4792 attr->background = *bg;
4795 attr->justification =
4796 psppire_sheet_model_get_column_justification (sheet->model, col);
4798 j = psppire_sheet_model_get_justification (sheet->model, row, col);
4800 attr->justification = *j;
4806 psppire_sheet_button_size_request (PsppireSheet *sheet,
4807 const PsppireSheetButton *button,
4808 GtkRequisition *button_requisition)
4810 GtkRequisition requisition;
4811 GtkRequisition label_requisition;
4813 label_requisition.height = DEFAULT_ROW_HEIGHT;
4814 label_requisition.width = COLUMN_MIN_WIDTH;
4816 requisition.height = DEFAULT_ROW_HEIGHT;
4817 requisition.width = COLUMN_MIN_WIDTH;
4820 *button_requisition = requisition;
4821 button_requisition->width = MAX (requisition.width, label_requisition.width);
4822 button_requisition->height = MAX (requisition.height, label_requisition.height);
4827 psppire_sheet_forall (GtkContainer *container,
4828 gboolean include_internals,
4829 GtkCallback callback,
4830 gpointer callback_data)
4832 PsppireSheet *sheet = PSPPIRE_SHEET (container);
4834 g_return_if_fail (callback != NULL);
4836 if (sheet->button && sheet->button->parent)
4837 (* callback) (sheet->button, callback_data);
4839 if (sheet->entry_widget && GTK_IS_CONTAINER (sheet->entry_widget))
4840 (* callback) (sheet->entry_widget, callback_data);
4845 psppire_sheet_get_model (const PsppireSheet *sheet)
4847 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), NULL);
4849 return sheet->model;
4853 PsppireSheetButton *
4854 psppire_sheet_button_new (void)
4856 PsppireSheetButton *button = g_malloc (sizeof (PsppireSheetButton));
4858 button->state = GTK_STATE_NORMAL;
4859 button->label = NULL;
4860 button->label_visible = TRUE;
4861 button->justification = GTK_JUSTIFY_FILL;
4862 button->overstruck = FALSE;
4869 psppire_sheet_button_free (PsppireSheetButton *button)
4871 if (!button) return ;
4873 g_free (button->label);
4878 append_cell_text (GString *string, const PsppireSheet *sheet, gint r, gint c)
4880 gchar *celltext = psppire_sheet_cell_get_text (sheet, r, c);
4882 if ( NULL == celltext)
4885 g_string_append (string, celltext);
4891 range_to_text (const PsppireSheet *sheet)
4896 if ( !psppire_sheet_range_isvisible (sheet, &sheet->range))
4899 string = g_string_sized_new (80);
4901 for (r = sheet->range.row0; r <= sheet->range.rowi; ++r)
4903 for (c = sheet->range.col0; c < sheet->range.coli; ++c)
4905 append_cell_text (string, sheet, r, c);
4906 g_string_append (string, "\t");
4908 append_cell_text (string, sheet, r, c);
4909 if ( r < sheet->range.rowi)
4910 g_string_append (string, "\n");
4917 range_to_html (const PsppireSheet *sheet)
4922 if ( !psppire_sheet_range_isvisible (sheet, &sheet->range))
4925 string = g_string_sized_new (480);
4927 g_string_append (string, "<html>\n");
4928 g_string_append (string, "<body>\n");
4929 g_string_append (string, "<table>\n");
4930 for (r = sheet->range.row0; r <= sheet->range.rowi; ++r)
4932 g_string_append (string, "<tr>\n");
4933 for (c = sheet->range.col0; c <= sheet->range.coli; ++c)
4935 g_string_append (string, "<td>");
4936 append_cell_text (string, sheet, r, c);
4937 g_string_append (string, "</td>\n");
4939 g_string_append (string, "</tr>\n");
4941 g_string_append (string, "</table>\n");
4942 g_string_append (string, "</body>\n");
4943 g_string_append (string, "</html>\n");
4955 primary_get_cb (GtkClipboard *clipboard,
4956 GtkSelectionData *selection_data,
4960 PsppireSheet *sheet = PSPPIRE_SHEET (data);
4961 GString *string = NULL;
4965 case SELECT_FMT_TEXT:
4966 string = range_to_text (sheet);
4968 case SELECT_FMT_HTML:
4969 string = range_to_html (sheet);
4972 g_assert_not_reached ();
4975 gtk_selection_data_set (selection_data, selection_data->target,
4977 (const guchar *) string->str, string->len);
4978 g_string_free (string, TRUE);
4982 primary_clear_cb (GtkClipboard *clipboard,
4985 PsppireSheet *sheet = PSPPIRE_SHEET (data);
4986 if ( ! GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
4989 psppire_sheet_unselect_range (sheet);
4993 psppire_sheet_update_primary_selection (PsppireSheet *sheet)
4995 static const GtkTargetEntry targets[] = {
4996 { "UTF8_STRING", 0, SELECT_FMT_TEXT },
4997 { "STRING", 0, SELECT_FMT_TEXT },
4998 { "TEXT", 0, SELECT_FMT_TEXT },
4999 { "COMPOUND_TEXT", 0, SELECT_FMT_TEXT },
5000 { "text/plain;charset=utf-8", 0, SELECT_FMT_TEXT },
5001 { "text/plain", 0, SELECT_FMT_TEXT },
5002 { "text/html", 0, SELECT_FMT_HTML }
5005 GtkClipboard *clipboard;
5007 if (!GTK_WIDGET_REALIZED (sheet))
5010 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (sheet),
5011 GDK_SELECTION_PRIMARY);
5013 if (psppire_sheet_range_isvisible (sheet, &sheet->range))
5015 if (!gtk_clipboard_set_with_owner (clipboard, targets,
5016 G_N_ELEMENTS (targets),
5017 primary_get_cb, primary_clear_cb,
5019 primary_clear_cb (clipboard, sheet);
5023 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (sheet))
5024 gtk_clipboard_clear (clipboard);