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,
83 PSPPIRE_SHEET_IN_SELECTION = 1 << 4,
84 PSPPIRE_SHEET_IN_RESIZE = 1 << 5
87 #define PSPPIRE_SHEET_FLAGS(sheet) (PSPPIRE_SHEET (sheet)->flags)
88 #define PSPPIRE_SHEET_SET_FLAGS(sheet,flag) (PSPPIRE_SHEET_FLAGS (sheet) |= (flag))
89 #define PSPPIRE_SHEET_UNSET_FLAGS(sheet,flag) (PSPPIRE_SHEET_FLAGS (sheet) &= ~ (flag))
91 #define PSPPIRE_SHEET_IN_XDRAG(sheet) (PSPPIRE_SHEET_FLAGS (sheet) & PSPPIRE_SHEET_IN_XDRAG)
92 #define PSPPIRE_SHEET_IN_YDRAG(sheet) (PSPPIRE_SHEET_FLAGS (sheet) & PSPPIRE_SHEET_IN_YDRAG)
93 #define PSPPIRE_SHEET_IN_DRAG(sheet) (PSPPIRE_SHEET_FLAGS (sheet) & PSPPIRE_SHEET_IN_DRAG)
94 #define PSPPIRE_SHEET_IN_SELECTION(sheet) (PSPPIRE_SHEET_FLAGS (sheet) & PSPPIRE_SHEET_IN_SELECTION)
95 #define PSPPIRE_SHEET_IN_RESIZE(sheet) (PSPPIRE_SHEET_FLAGS (sheet) & PSPPIRE_SHEET_IN_RESIZE)
97 #define CELL_SPACING 1
99 #define TIMEOUT_HOVER 300
100 #define COLUMN_MIN_WIDTH 10
101 #define COLUMN_TITLES_HEIGHT 4
102 #define DEFAULT_COLUMN_WIDTH 80
103 #define DEFAULT_ROW_HEIGHT 25
105 static void set_entry_widget_font (PsppireSheet *sheet);
107 static void psppire_sheet_update_primary_selection (PsppireSheet *sheet);
108 static void draw_column_title_buttons_range (PsppireSheet *sheet, gint first, gint n);
109 static void draw_row_title_buttons_range (PsppireSheet *sheet, gint first, gint n);
110 static void redraw_range (PsppireSheet *sheet, PsppireSheetRange *range);
113 static void set_row_height (PsppireSheet *sheet,
117 static void destroy_hover_window (PsppireSheetHoverTitle *);
118 static PsppireSheetHoverTitle *create_hover_window (void);
120 static GtkStateType psppire_sheet_cell_get_state (PsppireSheet *sheet, gint row, gint col);
124 dispose_string (const PsppireSheet *sheet, gchar *text)
126 PsppireSheetModel *model = psppire_sheet_get_model (sheet);
131 if (psppire_sheet_model_free_strings (model))
136 /* FIXME: Why bother with these two ? */
138 /* returns the column index from a pixel location */
140 column_from_xpixel (const PsppireSheet *sheet, gint pixel)
142 return psppire_axis_unit_at_pixel (sheet->haxis, pixel);
146 row_from_ypixel (const PsppireSheet *sheet, gint pixel)
148 return psppire_axis_unit_at_pixel (sheet->vaxis, pixel);
152 /* Return the lowest row number which is wholly or partially on
153 the visible range of the sheet */
155 min_visible_row (const PsppireSheet *sheet)
157 return row_from_ypixel (sheet, sheet->vadjustment->value);
161 min_fully_visible_row (const PsppireSheet *sheet)
163 glong row = min_visible_row (sheet);
165 if ( psppire_axis_start_pixel (sheet->vaxis, row) < sheet->vadjustment->value)
172 max_visible_row (const PsppireSheet *sheet)
174 return row_from_ypixel (sheet, sheet->vadjustment->value + sheet->vadjustment->page_size);
179 max_fully_visible_row (const PsppireSheet *sheet)
181 glong row = max_visible_row (sheet);
183 if ( psppire_axis_start_pixel (sheet->vaxis, row)
185 psppire_axis_unit_size (sheet->vaxis, row)
186 > sheet->vadjustment->value)
193 /* Returns the lowest column number which is wholly or partially
196 min_visible_column (const PsppireSheet *sheet)
198 return column_from_xpixel (sheet, sheet->hadjustment->value);
202 min_fully_visible_column (const PsppireSheet *sheet)
204 glong col = min_visible_column (sheet);
206 if ( psppire_axis_start_pixel (sheet->haxis, col) < sheet->hadjustment->value)
213 /* Returns the highest column number which is wholly or partially
216 max_visible_column (const PsppireSheet *sheet)
218 return column_from_xpixel (sheet, sheet->hadjustment->value + sheet->hadjustment->page_size);
222 max_fully_visible_column (const PsppireSheet *sheet)
224 glong col = max_visible_column (sheet);
226 if ( psppire_axis_start_pixel (sheet->haxis, col)
228 psppire_axis_unit_size (sheet->haxis, col)
229 > sheet->hadjustment->value)
237 /* The size of the region (in pixels) around the row/column boundaries
238 where the height/width may be grabbed to change size */
242 on_column_boundary (const PsppireSheet *sheet, gint x, gint *column)
247 x += sheet->hadjustment->value;
252 col = column_from_xpixel (sheet, x);
254 pixel = x - DRAG_WIDTH / 2;
258 if ( column_from_xpixel (sheet, pixel) < col )
264 if ( column_from_xpixel (sheet, x + DRAG_WIDTH / 2) > col )
274 on_row_boundary (const PsppireSheet *sheet, gint y, gint *row)
279 y += sheet->vadjustment->value;
284 r = row_from_ypixel (sheet, y);
286 pixel = y - DRAG_WIDTH / 2;
290 if ( row_from_ypixel (sheet, pixel) < r )
296 if ( row_from_ypixel (sheet, y + DRAG_WIDTH / 2) > r )
306 static inline gboolean
307 POSSIBLE_DRAG (const PsppireSheet *sheet, gint x, gint y,
308 gint *drag_row, gint *drag_column)
312 /* Can't drag if nothing is selected */
313 if ( sheet->range.row0 < 0 || sheet->range.rowi < 0 ||
314 sheet->range.col0 < 0 || sheet->range.coli < 0 )
317 *drag_column = column_from_xpixel (sheet, x);
318 *drag_row = row_from_ypixel (sheet, y);
320 if (x >= psppire_axis_start_pixel (sheet->haxis, sheet->range.col0) - DRAG_WIDTH / 2 &&
321 x <= psppire_axis_start_pixel (sheet->haxis, sheet->range.coli) +
322 psppire_axis_unit_size (sheet->haxis, sheet->range.coli) + DRAG_WIDTH / 2)
324 ydrag = psppire_axis_start_pixel (sheet->vaxis, sheet->range.row0);
325 if (y >= ydrag - DRAG_WIDTH / 2 && y <= ydrag + DRAG_WIDTH / 2)
327 *drag_row = sheet->range.row0;
330 ydrag = psppire_axis_start_pixel (sheet->vaxis, sheet->range.rowi) +
331 psppire_axis_unit_size (sheet->vaxis, sheet->range.rowi);
332 if (y >= ydrag - DRAG_WIDTH / 2 && y <= ydrag + DRAG_WIDTH / 2)
334 *drag_row = sheet->range.rowi;
339 if (y >= psppire_axis_start_pixel (sheet->vaxis, sheet->range.row0) - DRAG_WIDTH / 2 &&
340 y <= psppire_axis_start_pixel (sheet->vaxis, sheet->range.rowi) +
341 psppire_axis_unit_size (sheet->vaxis, sheet->range.rowi) + DRAG_WIDTH / 2)
343 xdrag = psppire_axis_start_pixel (sheet->haxis, sheet->range.col0);
344 if (x >= xdrag - DRAG_WIDTH / 2 && x <= xdrag + DRAG_WIDTH / 2)
346 *drag_column = sheet->range.col0;
349 xdrag = psppire_axis_start_pixel (sheet->haxis, sheet->range.coli) +
350 psppire_axis_unit_size (sheet->haxis, sheet->range.coli);
351 if (x >= xdrag - DRAG_WIDTH / 2 && x <= xdrag + DRAG_WIDTH / 2)
353 *drag_column = sheet->range.coli;
361 static inline gboolean
362 POSSIBLE_RESIZE (const PsppireSheet *sheet, gint x, gint y,
363 gint *drag_row, gint *drag_column)
367 /* Can't drag if nothing is selected */
368 if ( sheet->range.row0 < 0 || sheet->range.rowi < 0 ||
369 sheet->range.col0 < 0 || sheet->range.coli < 0 )
372 xdrag = psppire_axis_start_pixel (sheet->haxis, sheet->range.coli)+
373 psppire_axis_unit_size (sheet->haxis, sheet->range.coli);
375 ydrag = psppire_axis_start_pixel (sheet->vaxis, sheet->range.rowi) +
376 psppire_axis_unit_size (sheet->vaxis, sheet->range.rowi);
378 if (sheet->state == PSPPIRE_SHEET_COLUMN_SELECTED)
379 ydrag = psppire_axis_start_pixel (sheet->vaxis, min_visible_row (sheet));
381 if (sheet->state == PSPPIRE_SHEET_ROW_SELECTED)
382 xdrag = psppire_axis_start_pixel (sheet->haxis, min_visible_column (sheet));
384 *drag_column = column_from_xpixel (sheet, x);
385 *drag_row = row_from_ypixel (sheet, y);
387 if (x >= xdrag - DRAG_WIDTH / 2 && x <= xdrag + DRAG_WIDTH / 2 &&
388 y >= ydrag - DRAG_WIDTH / 2 && y <= ydrag + DRAG_WIDTH / 2) return TRUE;
395 rectangle_from_range (PsppireSheet *sheet, const PsppireSheetRange *range,
398 g_return_val_if_fail (range, FALSE);
400 r->x = psppire_axis_start_pixel (sheet->haxis, range->col0);
401 r->x -= round (sheet->hadjustment->value);
403 r->y = psppire_axis_start_pixel (sheet->vaxis, range->row0);
404 r->y -= round (sheet->vadjustment->value);
406 r->width = psppire_axis_start_pixel (sheet->haxis, range->coli) -
407 psppire_axis_start_pixel (sheet->haxis, range->col0) +
408 psppire_axis_unit_size (sheet->haxis, range->coli);
410 r->height = psppire_axis_start_pixel (sheet->vaxis, range->rowi) -
411 psppire_axis_start_pixel (sheet->vaxis, range->row0) +
412 psppire_axis_unit_size (sheet->vaxis, range->rowi);
414 if ( sheet->column_titles_visible)
416 r->y += sheet->column_title_area.height;
419 if ( sheet->row_titles_visible)
421 r->x += sheet->row_title_area.width;
428 rectangle_from_cell (PsppireSheet *sheet, gint row, gint col,
431 PsppireSheetRange range;
432 g_return_val_if_fail (row >= 0, FALSE);
433 g_return_val_if_fail (col >= 0, FALSE);
435 range.row0 = range.rowi = row;
436 range.col0 = range.coli = col;
438 return rectangle_from_range (sheet, &range, r);
442 static void psppire_sheet_class_init (PsppireSheetClass *klass);
443 static void psppire_sheet_init (PsppireSheet *sheet);
444 static void psppire_sheet_dispose (GObject *object);
445 static void psppire_sheet_finalize (GObject *object);
446 static void psppire_sheet_style_set (GtkWidget *widget,
447 GtkStyle *previous_style);
448 static void psppire_sheet_realize (GtkWidget *widget);
449 static void psppire_sheet_unrealize (GtkWidget *widget);
450 static void psppire_sheet_map (GtkWidget *widget);
451 static void psppire_sheet_unmap (GtkWidget *widget);
452 static gint psppire_sheet_expose (GtkWidget *widget,
453 GdkEventExpose *event);
455 static void psppire_sheet_forall (GtkContainer *container,
456 gboolean include_internals,
457 GtkCallback callback,
458 gpointer callback_data);
460 static gboolean psppire_sheet_set_scroll_adjustments (PsppireSheet *sheet,
461 GtkAdjustment *hadjustment,
462 GtkAdjustment *vadjustment);
464 static gint psppire_sheet_button_press (GtkWidget *widget,
465 GdkEventButton *event);
466 static gint psppire_sheet_button_release (GtkWidget *widget,
467 GdkEventButton *event);
468 static gint psppire_sheet_motion (GtkWidget *widget,
469 GdkEventMotion *event);
470 static gboolean psppire_sheet_crossing_notify (GtkWidget *widget,
471 GdkEventCrossing *event);
472 static gint psppire_sheet_entry_key_press (GtkWidget *widget,
474 static gboolean psppire_sheet_key_press (GtkWidget *widget,
476 static void psppire_sheet_size_request (GtkWidget *widget,
477 GtkRequisition *requisition);
478 static void psppire_sheet_size_allocate (GtkWidget *widget,
479 GtkAllocation *allocation);
481 static gboolean psppire_sheet_focus_in (GtkWidget *widget,
482 GdkEventFocus *event);
486 static gboolean psppire_sheet_range_isvisible (const PsppireSheet *sheet,
487 const PsppireSheetRange *range);
488 static gboolean psppire_sheet_cell_isvisible (PsppireSheet *sheet,
489 gint row, gint column);
490 /* Drawing Routines */
493 static void psppire_sheet_cell_draw (PsppireSheet *sheet, gint row, gint column);
496 /* draw visible part of range. */
497 static void draw_sheet_region (PsppireSheet *sheet, GdkRegion *region);
500 /* highlight the visible part of the selected range */
501 static void psppire_sheet_range_draw_selection (PsppireSheet *sheet,
502 PsppireSheetRange range);
506 static void psppire_sheet_real_select_range (PsppireSheet *sheet,
507 const PsppireSheetRange *range);
508 static void psppire_sheet_real_unselect_range (PsppireSheet *sheet,
509 const PsppireSheetRange *range);
510 static void psppire_sheet_extend_selection (PsppireSheet *sheet,
511 gint row, gint column);
512 static void psppire_sheet_new_selection (PsppireSheet *sheet,
513 PsppireSheetRange *range);
514 static void psppire_sheet_draw_border (PsppireSheet *sheet,
515 PsppireSheetRange range);
517 /* Active Cell handling */
519 static void psppire_sheet_hide_entry_widget (PsppireSheet *sheet);
520 static void change_active_cell (PsppireSheet *sheet, gint row, gint col);
521 static gboolean psppire_sheet_draw_active_cell (PsppireSheet *sheet);
522 static void psppire_sheet_show_entry_widget (PsppireSheet *sheet);
523 static gboolean psppire_sheet_click_cell (PsppireSheet *sheet,
530 static void adjust_scrollbars (PsppireSheet *sheet);
531 static void vadjustment_value_changed (GtkAdjustment *adjustment,
533 static void hadjustment_value_changed (GtkAdjustment *adjustment,
537 static void draw_xor_vline (PsppireSheet *sheet);
538 static void draw_xor_hline (PsppireSheet *sheet);
539 static void draw_xor_rectangle (PsppireSheet *sheet,
540 PsppireSheetRange range);
544 static void create_global_button (PsppireSheet *sheet);
545 static void global_button_clicked (GtkWidget *widget,
549 static void create_sheet_entry (PsppireSheet *sheet);
550 static void psppire_sheet_size_allocate_entry (PsppireSheet *sheet);
552 /* Sheet button gadgets */
554 static void draw_column_title_buttons (PsppireSheet *sheet);
555 static void draw_row_title_buttons (PsppireSheet *sheet);
558 static void size_allocate_global_button (PsppireSheet *sheet);
559 static void psppire_sheet_button_size_request (PsppireSheet *sheet,
560 const PsppireSheetButton *button,
561 GtkRequisition *requisition);
563 static void psppire_sheet_real_cell_clear (PsppireSheet *sheet,
585 static GtkContainerClass *parent_class = NULL;
586 static guint sheet_signals[LAST_SIGNAL] = { 0 };
590 psppire_sheet_get_type ()
592 static GType sheet_type = 0;
596 static const GTypeInfo sheet_info =
598 sizeof (PsppireSheetClass),
601 (GClassInitFunc) psppire_sheet_class_init,
604 sizeof (PsppireSheet),
606 (GInstanceInitFunc) psppire_sheet_init,
611 g_type_register_static (GTK_TYPE_BIN, "PsppireSheet",
619 static PsppireSheetRange*
620 psppire_sheet_range_copy (const PsppireSheetRange *range)
622 PsppireSheetRange *new_range;
624 g_return_val_if_fail (range != NULL, NULL);
626 new_range = g_new (PsppireSheetRange, 1);
634 psppire_sheet_range_free (PsppireSheetRange *range)
636 g_return_if_fail (range != NULL);
642 psppire_sheet_range_get_type (void)
644 static GType sheet_range_type = 0;
646 if (!sheet_range_type)
649 g_boxed_type_register_static ("PsppireSheetRange",
650 (GBoxedCopyFunc) psppire_sheet_range_copy,
651 (GBoxedFreeFunc) psppire_sheet_range_free);
654 return sheet_range_type;
657 static PsppireSheetCell*
658 psppire_sheet_cell_copy (const PsppireSheetCell *cell)
660 PsppireSheetCell *new_cell;
662 g_return_val_if_fail (cell != NULL, NULL);
664 new_cell = g_new (PsppireSheetCell, 1);
672 psppire_sheet_cell_free (PsppireSheetCell *cell)
674 g_return_if_fail (cell != NULL);
680 psppire_sheet_cell_get_type (void)
682 static GType sheet_cell_type = 0;
684 if (!sheet_cell_type)
687 g_boxed_type_register_static ("PsppireSheetCell",
688 (GBoxedCopyFunc) psppire_sheet_cell_copy,
689 (GBoxedFreeFunc) psppire_sheet_cell_free);
692 return sheet_cell_type;
707 resize_column (PsppireSheet *sheet, gint unit, glong size)
709 PsppireSheetRange range;
711 range.coli = max_visible_column (sheet);
712 range.row0 = min_visible_row (sheet);
713 range.rowi = max_visible_row (sheet);
715 redraw_range (sheet, &range);
717 draw_column_title_buttons_range (sheet, range.col0, range.coli);
722 psppire_sheet_set_horizontal_axis (PsppireSheet *sheet, PsppireAxis *a)
725 g_object_unref (sheet->haxis);
728 g_signal_connect_swapped (a, "resize-unit", G_CALLBACK (resize_column), sheet);
731 g_object_ref (sheet->haxis);
735 resize_row (PsppireSheet *sheet, gint unit, glong size)
737 PsppireSheetRange range;
738 range.col0 = min_visible_column (sheet);
739 range.coli = max_visible_column (sheet);
741 range.rowi = max_visible_row (sheet);
743 redraw_range (sheet, &range);
745 draw_row_title_buttons_range (sheet, range.row0, range.rowi);
749 psppire_sheet_set_vertical_axis (PsppireSheet *sheet, PsppireAxis *a)
752 g_object_unref (sheet->vaxis);
756 g_signal_connect_swapped (a, "resize-unit", G_CALLBACK (resize_row), sheet);
759 g_object_ref (sheet->vaxis);
762 static const GtkBorder default_cell_padding = {3, 3, 3, 3};
765 psppire_sheet_set_property (GObject *object,
771 PsppireSheet *sheet = PSPPIRE_SHEET (object);
775 case PROP_CELL_PADDING:
776 if ( sheet->cell_padding)
777 g_boxed_free (GTK_TYPE_BORDER, sheet->cell_padding);
779 sheet->cell_padding = g_value_dup_boxed (value);
781 if (NULL == sheet->cell_padding)
782 sheet->cell_padding = g_boxed_copy (GTK_TYPE_BORDER,
783 &default_cell_padding);
786 g_object_set (sheet->vaxis, "padding",
787 sheet->cell_padding->top + sheet->cell_padding->bottom,
791 g_object_set (sheet->haxis, "padding",
792 sheet->cell_padding->left + sheet->cell_padding->right,
796 psppire_sheet_set_vertical_axis (sheet, g_value_get_pointer (value));
797 g_object_set (sheet->vaxis, "padding",
798 sheet->cell_padding->top + sheet->cell_padding->bottom,
802 psppire_sheet_set_horizontal_axis (sheet, g_value_get_pointer (value));
803 g_object_set (sheet->haxis, "padding",
804 sheet->cell_padding->left + sheet->cell_padding->right,
808 psppire_sheet_set_model (sheet, g_value_get_pointer (value));
811 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
817 psppire_sheet_get_property (GObject *object,
822 PsppireSheet *sheet = PSPPIRE_SHEET (object);
826 case PROP_CELL_PADDING:
827 g_value_set_boxed (value, sheet->cell_padding);
830 g_value_set_pointer (value, sheet->vaxis);
833 g_value_set_pointer (value, sheet->haxis);
836 g_value_set_pointer (value, sheet->model);
839 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
846 psppire_sheet_class_init (PsppireSheetClass *klass)
848 GObjectClass *object_class = G_OBJECT_CLASS (klass);
850 GParamSpec *haxis_spec ;
851 GParamSpec *vaxis_spec ;
852 GParamSpec *model_spec ;
853 GParamSpec *cell_padding_spec ;
855 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
856 GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
858 parent_class = g_type_class_peek_parent (klass);
861 * PsppireSheet::select-row
862 * @sheet: the sheet widget that emitted the signal
863 * @row: the newly selected row index
865 * A row has been selected.
867 sheet_signals[SELECT_ROW] =
868 g_signal_new ("select-row",
869 G_TYPE_FROM_CLASS (object_class),
871 offsetof (PsppireSheetClass, select_row),
873 g_cclosure_marshal_VOID__INT,
880 * PsppireSheet::select - column
881 * @sheet: the sheet widget that emitted the signal
882 * @column: the newly selected column index
884 * A column has been selected.
886 sheet_signals[SELECT_COLUMN] =
887 g_signal_new ("select-column",
888 G_TYPE_FROM_CLASS (object_class),
890 offsetof (PsppireSheetClass, select_column),
892 g_cclosure_marshal_VOID__INT,
899 * PsppireSheet::double-click-row
900 * @sheet: the sheet widget that emitted the signal
901 * @row: the row that was double clicked.
903 * A row's title button has been double clicked
905 sheet_signals[DOUBLE_CLICK_ROW] =
906 g_signal_new ("double-click-row",
907 G_TYPE_FROM_CLASS (object_class),
911 g_cclosure_marshal_VOID__INT,
918 * PsppireSheet::double-click-column
919 * @sheet: the sheet widget that emitted the signal
920 * @column: the column that was double clicked.
922 * A column's title button has been double clicked
924 sheet_signals[DOUBLE_CLICK_COLUMN] =
925 g_signal_new ("double-click-column",
926 G_TYPE_FROM_CLASS (object_class),
930 g_cclosure_marshal_VOID__INT,
937 * PsppireSheet::button-event-column
938 * @sheet: the sheet widget that emitted the signal
939 * @column: the column on which the event occured.
941 * A button event occured on a column title button
943 sheet_signals[BUTTON_EVENT_COLUMN] =
944 g_signal_new ("button-event-column",
945 G_TYPE_FROM_CLASS (object_class),
949 psppire_marshal_VOID__INT_POINTER,
958 * PsppireSheet::button-event-row
959 * @sheet: the sheet widget that emitted the signal
960 * @column: the column on which the event occured.
962 * A button event occured on a row title button
964 sheet_signals[BUTTON_EVENT_ROW] =
965 g_signal_new ("button-event-row",
966 G_TYPE_FROM_CLASS (object_class),
970 psppire_marshal_VOID__INT_POINTER,
978 sheet_signals[SELECT_RANGE] =
979 g_signal_new ("select-range",
980 G_TYPE_FROM_CLASS (object_class),
982 offsetof (PsppireSheetClass, select_range),
984 g_cclosure_marshal_VOID__BOXED,
987 PSPPIRE_TYPE_SHEET_RANGE);
990 sheet_signals[RESIZE_RANGE] =
991 g_signal_new ("resize-range",
992 G_TYPE_FROM_CLASS (object_class),
994 offsetof (PsppireSheetClass, resize_range),
996 psppire_marshal_VOID__BOXED_BOXED,
999 PSPPIRE_TYPE_SHEET_RANGE, PSPPIRE_TYPE_SHEET_RANGE
1002 sheet_signals[MOVE_RANGE] =
1003 g_signal_new ("move-range",
1004 G_TYPE_FROM_CLASS (object_class),
1006 offsetof (PsppireSheetClass, move_range),
1008 psppire_marshal_VOID__BOXED_BOXED,
1011 PSPPIRE_TYPE_SHEET_RANGE, PSPPIRE_TYPE_SHEET_RANGE
1014 sheet_signals[TRAVERSE] =
1015 g_signal_new ("traverse",
1016 G_TYPE_FROM_CLASS (object_class),
1018 offsetof (PsppireSheetClass, traverse),
1020 psppire_marshal_BOOLEAN__BOXED_POINTER,
1022 PSPPIRE_TYPE_SHEET_CELL,
1026 sheet_signals[ACTIVATE] =
1027 g_signal_new ("activate",
1028 G_TYPE_FROM_CLASS (object_class),
1030 offsetof (PsppireSheetClass, activate),
1032 psppire_marshal_VOID__INT_INT_INT_INT,
1034 G_TYPE_INT, G_TYPE_INT,
1035 G_TYPE_INT, G_TYPE_INT);
1037 widget_class->set_scroll_adjustments_signal =
1038 g_signal_new ("set-scroll-adjustments",
1039 G_TYPE_FROM_CLASS (object_class),
1041 offsetof (PsppireSheetClass, set_scroll_adjustments),
1043 psppire_marshal_VOID__OBJECT_OBJECT,
1044 G_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT);
1047 container_class->add = NULL;
1048 container_class->remove = NULL;
1049 container_class->forall = psppire_sheet_forall;
1050 container_class->set_focus_child = NULL;
1052 object_class->dispose = psppire_sheet_dispose;
1053 object_class->finalize = psppire_sheet_finalize;
1056 g_param_spec_boxed ("cell-padding",
1058 "The space between a cell's contents and its border",
1060 G_PARAM_CONSTRUCT | G_PARAM_READABLE | G_PARAM_WRITABLE);
1063 g_param_spec_pointer ("vertical-axis",
1065 "A pointer to the PsppireAxis object for the rows",
1066 G_PARAM_READABLE | G_PARAM_WRITABLE );
1069 g_param_spec_pointer ("horizontal-axis",
1071 "A pointer to the PsppireAxis object for the columns",
1072 G_PARAM_READABLE | G_PARAM_WRITABLE );
1075 g_param_spec_pointer ("model",
1077 "A pointer to the data model",
1078 G_PARAM_READABLE | G_PARAM_WRITABLE );
1081 object_class->set_property = psppire_sheet_set_property;
1082 object_class->get_property = psppire_sheet_get_property;
1084 g_object_class_install_property (object_class,
1088 g_object_class_install_property (object_class,
1092 g_object_class_install_property (object_class,
1096 g_object_class_install_property (object_class,
1101 widget_class->realize = psppire_sheet_realize;
1102 widget_class->unrealize = psppire_sheet_unrealize;
1103 widget_class->map = psppire_sheet_map;
1104 widget_class->unmap = psppire_sheet_unmap;
1105 widget_class->style_set = psppire_sheet_style_set;
1106 widget_class->button_press_event = psppire_sheet_button_press;
1107 widget_class->button_release_event = psppire_sheet_button_release;
1108 widget_class->motion_notify_event = psppire_sheet_motion;
1109 widget_class->enter_notify_event = psppire_sheet_crossing_notify;
1110 widget_class->leave_notify_event = psppire_sheet_crossing_notify;
1111 widget_class->key_press_event = psppire_sheet_key_press;
1112 widget_class->expose_event = psppire_sheet_expose;
1113 widget_class->size_request = psppire_sheet_size_request;
1114 widget_class->size_allocate = psppire_sheet_size_allocate;
1115 widget_class->focus_in_event = psppire_sheet_focus_in;
1116 widget_class->focus_out_event = NULL;
1118 klass->set_scroll_adjustments = psppire_sheet_set_scroll_adjustments;
1119 klass->select_row = NULL;
1120 klass->select_column = NULL;
1121 klass->select_range = NULL;
1122 klass->resize_range = NULL;
1123 klass->move_range = NULL;
1124 klass->traverse = NULL;
1125 klass->activate = NULL;
1126 klass->changed = NULL;
1130 psppire_sheet_init (PsppireSheet *sheet)
1132 sheet->model = NULL;
1133 sheet->haxis = NULL;
1134 sheet->vaxis = NULL;
1137 sheet->selection_mode = GTK_SELECTION_NONE;
1138 sheet->state = PSPPIRE_SHEET_NORMAL;
1140 GTK_WIDGET_UNSET_FLAGS (sheet, GTK_NO_WINDOW);
1141 GTK_WIDGET_SET_FLAGS (sheet, GTK_CAN_FOCUS);
1143 sheet->column_title_window = NULL;
1144 sheet->column_title_area.x = 0;
1145 sheet->column_title_area.y = 0;
1146 sheet->column_title_area.width = 0;
1147 sheet->column_title_area.height = DEFAULT_ROW_HEIGHT;
1149 sheet->row_title_window = NULL;
1150 sheet->row_title_area.x = 0;
1151 sheet->row_title_area.y = 0;
1152 sheet->row_title_area.width = DEFAULT_COLUMN_WIDTH;
1153 sheet->row_title_area.height = 0;
1156 sheet->active_cell.row = 0;
1157 sheet->active_cell.col = 0;
1158 sheet->selection_cell.row = 0;
1159 sheet->selection_cell.col = 0;
1161 sheet->range.row0 = 0;
1162 sheet->range.rowi = 0;
1163 sheet->range.col0 = 0;
1164 sheet->range.coli = 0;
1166 sheet->state = PSPPIRE_SHEET_NORMAL;
1168 sheet->sheet_window = NULL;
1169 sheet->entry_widget = NULL;
1170 sheet->button = NULL;
1172 sheet->hadjustment = NULL;
1173 sheet->vadjustment = NULL;
1175 sheet->cursor_drag = NULL;
1177 sheet->xor_gc = NULL;
1178 sheet->fg_gc = NULL;
1179 sheet->bg_gc = NULL;
1182 sheet->show_grid = TRUE;
1184 sheet->motion_timer = 0;
1186 sheet->row_titles_visible = TRUE;
1187 sheet->row_title_area.width = DEFAULT_COLUMN_WIDTH;
1189 sheet->column_titles_visible = TRUE;
1192 /* create sheet entry */
1193 sheet->entry_type = GTK_TYPE_ENTRY;
1194 create_sheet_entry (sheet);
1196 /* create global selection button */
1197 create_global_button (sheet);
1201 /* Cause RANGE to be redrawn. If RANGE is null, then the
1202 entire visible range will be redrawn.
1205 redraw_range (PsppireSheet *sheet, PsppireSheetRange *range)
1209 if ( ! GTK_WIDGET_REALIZED (sheet))
1212 if ( NULL != range )
1213 rectangle_from_range (sheet, range, &rect);
1216 GdkRegion *r = gdk_drawable_get_visible_region (sheet->sheet_window);
1217 gdk_region_get_clipbox (r, &rect);
1219 if ( sheet->column_titles_visible)
1221 rect.y += sheet->column_title_area.height;
1222 rect.height -= sheet->column_title_area.height;
1225 if ( sheet->row_titles_visible)
1227 rect.x += sheet->row_title_area.width;
1228 rect.width -= sheet->row_title_area.width;
1232 gdk_window_invalidate_rect (sheet->sheet_window, &rect, FALSE);
1236 /* Callback which occurs whenever columns are inserted / deleted in the model */
1238 columns_inserted_deleted_callback (PsppireSheetModel *model, gint first_column,
1242 PsppireSheet *sheet = PSPPIRE_SHEET (data);
1244 PsppireSheetRange range;
1245 gint model_columns = psppire_sheet_model_get_column_count (model);
1248 /* Need to update all the columns starting from the first column and onwards.
1249 * Previous column are unchanged, so don't need to be updated.
1251 range.col0 = first_column;
1253 range.coli = psppire_axis_unit_count (sheet->haxis) - 1;
1254 range.rowi = psppire_axis_unit_count (sheet->vaxis) - 1;
1256 adjust_scrollbars (sheet);
1258 if (sheet->active_cell.col >= model_columns)
1259 change_active_cell (sheet, sheet->active_cell.row, model_columns - 1);
1261 draw_column_title_buttons_range (sheet,
1262 first_column, max_visible_column (sheet));
1265 redraw_range (sheet, &range);
1271 /* Callback which occurs whenever rows are inserted / deleted in the model */
1273 rows_inserted_deleted_callback (PsppireSheetModel *model, gint first_row,
1274 gint n_rows, gpointer data)
1276 PsppireSheet *sheet = PSPPIRE_SHEET (data);
1278 PsppireSheetRange range;
1280 gint model_rows = psppire_sheet_model_get_row_count (model);
1282 /* Need to update all the rows starting from the first row and onwards.
1283 * Previous rows are unchanged, so don't need to be updated.
1285 range.row0 = first_row;
1287 range.rowi = psppire_axis_unit_count (sheet->vaxis) - 1;
1288 range.coli = psppire_axis_unit_count (sheet->haxis) - 1;
1290 adjust_scrollbars (sheet);
1292 if (sheet->active_cell.row >= model_rows)
1293 change_active_cell (sheet, model_rows - 1, sheet->active_cell.col);
1295 draw_row_title_buttons_range (sheet, first_row, max_visible_row (sheet));
1297 redraw_range (sheet, &range);
1301 If row0 or rowi are negative, then all rows will be updated.
1302 If col0 or coli are negative, then all columns will be updated.
1305 range_update_callback (PsppireSheetModel *m, gint row0, gint col0,
1306 gint rowi, gint coli, gpointer data)
1308 PsppireSheet *sheet = PSPPIRE_SHEET (data);
1310 PsppireSheetRange range;
1317 if ( !GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
1320 if ( ( row0 < 0 && col0 < 0 ) || ( rowi < 0 && coli < 0 ) )
1322 redraw_range (sheet, NULL);
1323 adjust_scrollbars (sheet);
1325 draw_row_title_buttons_range (sheet, min_visible_row (sheet),
1326 max_visible_row (sheet));
1328 draw_column_title_buttons_range (sheet, min_visible_column (sheet),
1329 max_visible_column (sheet));
1333 else if ( row0 < 0 || rowi < 0 )
1335 range.row0 = min_visible_row (sheet);
1336 range.rowi = max_visible_row (sheet);
1338 else if ( col0 < 0 || coli < 0 )
1340 range.col0 = min_visible_column (sheet);
1341 range.coli = max_visible_column (sheet);
1344 redraw_range (sheet, &range);
1349 * psppire_sheet_new:
1350 * @rows: initial number of rows
1351 * @columns: initial number of columns
1352 * @title: sheet title
1353 * @model: the model to use for the sheet data
1355 * Creates a new sheet widget with the given number of rows and columns.
1357 * Returns: the new sheet widget
1360 psppire_sheet_new (PsppireSheetModel *model)
1362 GtkWidget *widget = g_object_new (PSPPIRE_TYPE_SHEET,
1370 * psppire_sheet_set_model
1371 * @sheet: the sheet to set the model for
1372 * @model: the model to use for the sheet data
1374 * Sets the model for a PsppireSheet
1378 psppire_sheet_set_model (PsppireSheet *sheet, PsppireSheetModel *model)
1380 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
1382 if (sheet->model ) g_object_unref (sheet->model);
1384 sheet->model = model;
1388 g_object_ref (model);
1390 sheet->update_handler_id = g_signal_connect (model, "range_changed",
1391 G_CALLBACK (range_update_callback),
1394 g_signal_connect (model, "rows_inserted",
1395 G_CALLBACK (rows_inserted_deleted_callback), sheet);
1397 g_signal_connect (model, "rows_deleted",
1398 G_CALLBACK (rows_inserted_deleted_callback), sheet);
1400 g_signal_connect (model, "columns_inserted",
1401 G_CALLBACK (columns_inserted_deleted_callback), sheet);
1403 g_signal_connect (model, "columns_deleted",
1404 G_CALLBACK (columns_inserted_deleted_callback), sheet);
1410 psppire_sheet_change_entry (PsppireSheet *sheet, GtkType entry_type)
1414 g_return_if_fail (sheet != NULL);
1415 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
1417 state = sheet->state;
1419 if (sheet->state == PSPPIRE_SHEET_NORMAL)
1420 psppire_sheet_hide_entry_widget (sheet);
1422 sheet->entry_type = entry_type;
1424 create_sheet_entry (sheet);
1426 if (state == PSPPIRE_SHEET_NORMAL)
1428 psppire_sheet_show_entry_widget (sheet);
1434 psppire_sheet_show_grid (PsppireSheet *sheet, gboolean show)
1436 g_return_if_fail (sheet != NULL);
1437 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
1439 if (show == sheet->show_grid) return;
1441 sheet->show_grid = show;
1443 redraw_range (sheet, NULL);
1447 psppire_sheet_grid_visible (PsppireSheet *sheet)
1449 g_return_val_if_fail (sheet != NULL, 0);
1450 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), 0);
1452 return sheet->show_grid;
1456 psppire_sheet_get_columns_count (PsppireSheet *sheet)
1458 g_return_val_if_fail (sheet != NULL, 0);
1459 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), 0);
1461 return psppire_axis_unit_count (sheet->haxis);
1464 static void set_column_width (PsppireSheet *sheet,
1470 psppire_sheet_show_column_titles (PsppireSheet *sheet)
1472 if (sheet->column_titles_visible) return;
1474 sheet->column_titles_visible = TRUE;
1476 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
1479 gdk_window_show (sheet->column_title_window);
1480 gdk_window_move_resize (sheet->column_title_window,
1481 sheet->column_title_area.x,
1482 sheet->column_title_area.y,
1483 sheet->column_title_area.width,
1484 sheet->column_title_area.height);
1486 adjust_scrollbars (sheet);
1488 if (sheet->vadjustment)
1489 g_signal_emit_by_name (sheet->vadjustment,
1492 size_allocate_global_button (sheet);
1494 if ( sheet->row_titles_visible)
1495 gtk_widget_show (sheet->button);
1500 psppire_sheet_show_row_titles (PsppireSheet *sheet)
1502 if (sheet->row_titles_visible) return;
1504 sheet->row_titles_visible = TRUE;
1507 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
1509 gdk_window_show (sheet->row_title_window);
1510 gdk_window_move_resize (sheet->row_title_window,
1511 sheet->row_title_area.x,
1512 sheet->row_title_area.y,
1513 sheet->row_title_area.width,
1514 sheet->row_title_area.height);
1516 adjust_scrollbars (sheet);
1519 if (sheet->hadjustment)
1520 g_signal_emit_by_name (sheet->hadjustment,
1523 size_allocate_global_button (sheet);
1525 if ( sheet->column_titles_visible)
1526 gtk_widget_show (sheet->button);
1530 psppire_sheet_hide_column_titles (PsppireSheet *sheet)
1532 if (!sheet->column_titles_visible) return;
1534 sheet->column_titles_visible = FALSE;
1536 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
1538 if (sheet->column_title_window)
1539 gdk_window_hide (sheet->column_title_window);
1541 gtk_widget_hide (sheet->button);
1543 adjust_scrollbars (sheet);
1546 if (sheet->vadjustment)
1547 g_signal_emit_by_name (sheet->vadjustment,
1552 psppire_sheet_hide_row_titles (PsppireSheet *sheet)
1554 if (!sheet->row_titles_visible) return;
1556 sheet->row_titles_visible = FALSE;
1558 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
1560 if (sheet->row_title_window)
1561 gdk_window_hide (sheet->row_title_window);
1563 gtk_widget_hide (sheet->button);
1565 adjust_scrollbars (sheet);
1568 if (sheet->hadjustment)
1569 g_signal_emit_by_name (sheet->hadjustment,
1574 /* Scroll the sheet so that the cell ROW, COLUMN is visible.
1575 If {ROW,COL}_ALIGN is zero, then the cell will be placed
1576 at the {top,left} of the sheet. If it's 1, then it'll
1577 be placed at the {bottom,right}.
1578 ROW or COL may be -1, in which case scrolling in that dimension
1582 psppire_sheet_moveto (PsppireSheet *sheet,
1590 g_return_if_fail (row_align >= 0);
1591 g_return_if_fail (col_align >= 0);
1593 g_return_if_fail (row_align <= 1);
1594 g_return_if_fail (col_align <= 1);
1596 g_return_if_fail (col <
1597 psppire_axis_unit_count (sheet->haxis));
1598 g_return_if_fail (row <
1599 psppire_axis_unit_count (sheet->vaxis));
1601 gdk_drawable_get_size (sheet->sheet_window, &width, &height);
1606 gint y = psppire_axis_start_pixel (sheet->vaxis, row);
1608 gtk_adjustment_set_value (sheet->vadjustment, y - height * row_align);
1614 gint x = psppire_axis_start_pixel (sheet->haxis, col);
1616 gtk_adjustment_set_value (sheet->hadjustment, x - width * col_align);
1622 psppire_sheet_select_row (PsppireSheet *sheet, gint row)
1624 g_return_if_fail (sheet != NULL);
1625 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
1627 if (row < 0 || row >= psppire_axis_unit_count (sheet->vaxis))
1630 if (sheet->state != PSPPIRE_SHEET_NORMAL)
1631 psppire_sheet_real_unselect_range (sheet, NULL);
1633 sheet->state = PSPPIRE_SHEET_ROW_SELECTED;
1634 sheet->range.row0 = row;
1635 sheet->range.col0 = 0;
1636 sheet->range.rowi = row;
1637 sheet->range.coli = psppire_axis_unit_count (sheet->haxis) - 1;
1638 sheet->active_cell.row = row;
1640 g_signal_emit (sheet, sheet_signals[SELECT_ROW], 0, row);
1641 psppire_sheet_real_select_range (sheet, NULL);
1646 psppire_sheet_select_column (PsppireSheet *sheet, gint column)
1648 g_return_if_fail (sheet != NULL);
1649 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
1651 if (column < 0 || column >= psppire_axis_unit_count (sheet->haxis))
1654 if (sheet->state != PSPPIRE_SHEET_NORMAL)
1655 psppire_sheet_real_unselect_range (sheet, NULL);
1657 sheet->state = PSPPIRE_SHEET_COLUMN_SELECTED;
1658 sheet->range.row0 = 0;
1659 sheet->range.col0 = column;
1660 sheet->range.rowi = psppire_axis_unit_count (sheet->vaxis) - 1;
1661 sheet->range.coli = column;
1662 sheet->active_cell.col = column;
1664 g_signal_emit (sheet, sheet_signals[SELECT_COLUMN], 0, column);
1665 psppire_sheet_real_select_range (sheet, NULL);
1672 psppire_sheet_range_isvisible (const PsppireSheet *sheet,
1673 const PsppireSheetRange *range)
1675 g_return_val_if_fail (sheet != NULL, FALSE);
1677 if (range->row0 < 0 || range->row0 >= psppire_axis_unit_count (sheet->vaxis))
1680 if (range->rowi < 0 || range->rowi >= psppire_axis_unit_count (sheet->vaxis))
1683 if (range->col0 < 0 || range->col0 >= psppire_axis_unit_count (sheet->haxis))
1686 if (range->coli < 0 || range->coli >= psppire_axis_unit_count (sheet->haxis))
1689 if (range->rowi < min_visible_row (sheet))
1692 if (range->row0 > max_visible_row (sheet))
1695 if (range->coli < min_visible_column (sheet))
1698 if (range->col0 > max_visible_column (sheet))
1705 psppire_sheet_cell_isvisible (PsppireSheet *sheet,
1706 gint row, gint column)
1708 PsppireSheetRange range;
1711 range.col0 = column;
1713 range.coli = column;
1715 return psppire_sheet_range_isvisible (sheet, &range);
1719 psppire_sheet_get_visible_range (PsppireSheet *sheet, PsppireSheetRange *range)
1721 g_return_if_fail (sheet != NULL);
1722 g_return_if_fail (PSPPIRE_IS_SHEET (sheet)) ;
1723 g_return_if_fail (range != NULL);
1725 range->row0 = min_visible_row (sheet);
1726 range->col0 = min_visible_column (sheet);
1727 range->rowi = max_visible_row (sheet);
1728 range->coli = max_visible_column (sheet);
1733 psppire_sheet_set_scroll_adjustments (PsppireSheet *sheet,
1734 GtkAdjustment *hadjustment,
1735 GtkAdjustment *vadjustment)
1737 if ( sheet->vadjustment != vadjustment )
1739 if (sheet->vadjustment)
1740 g_object_unref (sheet->vadjustment);
1741 sheet->vadjustment = vadjustment;
1745 g_object_ref (vadjustment);
1747 g_signal_connect (sheet->vadjustment, "value_changed",
1748 G_CALLBACK (vadjustment_value_changed),
1753 if ( sheet->hadjustment != hadjustment )
1755 if (sheet->hadjustment)
1756 g_object_unref (sheet->hadjustment);
1758 sheet->hadjustment = hadjustment;
1762 g_object_ref (hadjustment);
1764 g_signal_connect (sheet->hadjustment, "value_changed",
1765 G_CALLBACK (hadjustment_value_changed),
1773 psppire_sheet_finalize (GObject *object)
1775 PsppireSheet *sheet;
1777 g_return_if_fail (object != NULL);
1778 g_return_if_fail (PSPPIRE_IS_SHEET (object));
1780 sheet = PSPPIRE_SHEET (object);
1782 if (G_OBJECT_CLASS (parent_class)->finalize)
1783 (*G_OBJECT_CLASS (parent_class)->finalize) (object);
1787 psppire_sheet_dispose (GObject *object)
1789 PsppireSheet *sheet = PSPPIRE_SHEET (object);
1791 g_return_if_fail (object != NULL);
1792 g_return_if_fail (PSPPIRE_IS_SHEET (object));
1794 if ( sheet->dispose_has_run )
1797 sheet->dispose_has_run = TRUE;
1799 if ( sheet->cell_padding)
1800 g_boxed_free (GTK_TYPE_BORDER, sheet->cell_padding);
1802 if (sheet->model) g_object_unref (sheet->model);
1803 if (sheet->vaxis) g_object_unref (sheet->vaxis);
1804 if (sheet->haxis) g_object_unref (sheet->haxis);
1806 g_object_unref (sheet->button);
1807 sheet->button = NULL;
1809 /* unref adjustments */
1810 if (sheet->hadjustment)
1812 g_signal_handlers_disconnect_matched (sheet->hadjustment,
1813 G_SIGNAL_MATCH_DATA,
1817 g_object_unref (sheet->hadjustment);
1818 sheet->hadjustment = NULL;
1821 if (sheet->vadjustment)
1823 g_signal_handlers_disconnect_matched (sheet->vadjustment,
1824 G_SIGNAL_MATCH_DATA,
1828 g_object_unref (sheet->vadjustment);
1830 sheet->vadjustment = NULL;
1833 if (G_OBJECT_CLASS (parent_class)->dispose)
1834 (*G_OBJECT_CLASS (parent_class)->dispose) (object);
1838 psppire_sheet_style_set (GtkWidget *widget,
1839 GtkStyle *previous_style)
1841 PsppireSheet *sheet;
1843 g_return_if_fail (widget != NULL);
1844 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
1846 if (GTK_WIDGET_CLASS (parent_class)->style_set)
1847 (*GTK_WIDGET_CLASS (parent_class)->style_set) (widget, previous_style);
1849 sheet = PSPPIRE_SHEET (widget);
1851 if (GTK_WIDGET_REALIZED (widget))
1853 gtk_style_set_background (widget->style, widget->window, widget->state);
1856 set_entry_widget_font (sheet);
1861 psppire_sheet_realize (GtkWidget *widget)
1863 PsppireSheet *sheet;
1864 GdkWindowAttr attributes;
1865 const gint attributes_mask =
1866 GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP | GDK_WA_CURSOR;
1869 GdkColormap *colormap;
1870 GdkDisplay *display;
1872 g_return_if_fail (widget != NULL);
1873 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
1875 sheet = PSPPIRE_SHEET (widget);
1877 colormap = gtk_widget_get_colormap (widget);
1878 display = gtk_widget_get_display (widget);
1880 attributes.window_type = GDK_WINDOW_CHILD;
1881 attributes.x = widget->allocation.x;
1882 attributes.y = widget->allocation.y;
1883 attributes.width = widget->allocation.width;
1884 attributes.height = widget->allocation.height;
1885 attributes.wclass = GDK_INPUT_OUTPUT;
1887 attributes.visual = gtk_widget_get_visual (widget);
1888 attributes.colormap = colormap;
1890 attributes.event_mask = gtk_widget_get_events (widget);
1891 attributes.event_mask |= (GDK_EXPOSURE_MASK |
1892 GDK_BUTTON_PRESS_MASK |
1893 GDK_BUTTON_RELEASE_MASK |
1894 GDK_KEY_PRESS_MASK |
1895 GDK_ENTER_NOTIFY_MASK |
1896 GDK_LEAVE_NOTIFY_MASK |
1897 GDK_POINTER_MOTION_MASK |
1898 GDK_POINTER_MOTION_HINT_MASK);
1900 attributes.cursor = gdk_cursor_new_for_display (display, GDK_TOP_LEFT_ARROW);
1903 widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
1905 gdk_window_set_user_data (widget->window, sheet);
1907 widget->style = gtk_style_attach (widget->style, widget->window);
1909 gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
1911 gdk_color_parse ("white", &sheet->color[BG_COLOR]);
1912 gdk_colormap_alloc_color (colormap, &sheet->color[BG_COLOR], FALSE,
1914 gdk_color_parse ("gray", &sheet->color[GRID_COLOR]);
1915 gdk_colormap_alloc_color (colormap, &sheet->color[GRID_COLOR], FALSE,
1920 attributes.width = sheet->column_title_area.width;
1921 attributes.height = sheet->column_title_area.height;
1924 /* column - title window */
1925 sheet->column_title_window =
1926 gdk_window_new (widget->window, &attributes, attributes_mask);
1927 gdk_window_set_user_data (sheet->column_title_window, sheet);
1928 gtk_style_set_background (widget->style, sheet->column_title_window,
1934 attributes.width = sheet->row_title_area.width;
1935 attributes.height = sheet->row_title_area.height;
1937 /* row - title window */
1938 sheet->row_title_window = gdk_window_new (widget->window,
1939 &attributes, attributes_mask);
1940 gdk_window_set_user_data (sheet->row_title_window, sheet);
1941 gtk_style_set_background (widget->style, sheet->row_title_window,
1944 /* sheet - window */
1945 attributes.cursor = gdk_cursor_new_for_display (display, GDK_PLUS);
1950 sheet->sheet_window = gdk_window_new (widget->window,
1951 &attributes, attributes_mask);
1952 gdk_window_set_user_data (sheet->sheet_window, sheet);
1954 gdk_cursor_unref (attributes.cursor);
1956 gdk_window_set_background (sheet->sheet_window, &widget->style->white);
1957 gdk_window_show (sheet->sheet_window);
1960 sheet->fg_gc = gdk_gc_new (widget->window);
1961 sheet->bg_gc = gdk_gc_new (widget->window);
1963 values.foreground = widget->style->white;
1964 values.function = GDK_INVERT;
1965 values.subwindow_mode = GDK_INCLUDE_INFERIORS;
1966 values.line_width = MAX (sheet->cell_padding->left,
1967 MAX (sheet->cell_padding->right,
1968 MAX (sheet->cell_padding->top,
1969 sheet->cell_padding->bottom)));
1971 sheet->xor_gc = gdk_gc_new_with_values (widget->window,
1979 gtk_widget_set_parent_window (sheet->entry_widget, sheet->sheet_window);
1980 gtk_widget_set_parent (sheet->entry_widget, GTK_WIDGET (sheet));
1982 gtk_widget_set_parent_window (sheet->button, sheet->sheet_window);
1983 gtk_widget_set_parent (sheet->button, GTK_WIDGET (sheet));
1985 sheet->button->style = gtk_style_attach (sheet->button->style,
1986 sheet->sheet_window);
1989 sheet->cursor_drag = gdk_cursor_new_for_display (display, GDK_PLUS);
1991 if (sheet->column_titles_visible)
1992 gdk_window_show (sheet->column_title_window);
1993 if (sheet->row_titles_visible)
1994 gdk_window_show (sheet->row_title_window);
1996 sheet->hover_window = create_hover_window ();
1998 draw_row_title_buttons (sheet);
1999 draw_column_title_buttons (sheet);
2001 psppire_sheet_update_primary_selection (sheet);
2004 GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
2008 create_global_button (PsppireSheet *sheet)
2010 sheet->button = gtk_button_new_with_label (" ");
2012 GTK_WIDGET_UNSET_FLAGS(sheet->button, GTK_CAN_FOCUS);
2014 g_object_ref_sink (sheet->button);
2016 g_signal_connect (sheet->button,
2018 G_CALLBACK (global_button_clicked),
2023 size_allocate_global_button (PsppireSheet *sheet)
2025 GtkAllocation allocation;
2027 if (!sheet->column_titles_visible) return;
2028 if (!sheet->row_titles_visible) return;
2030 gtk_widget_size_request (sheet->button, NULL);
2034 allocation.width = sheet->row_title_area.width;
2035 allocation.height = sheet->column_title_area.height;
2037 gtk_widget_size_allocate (sheet->button, &allocation);
2041 global_button_clicked (GtkWidget *widget, gpointer data)
2043 psppire_sheet_click_cell (PSPPIRE_SHEET (data), -1, -1);
2048 psppire_sheet_unrealize (GtkWidget *widget)
2050 PsppireSheet *sheet;
2052 g_return_if_fail (widget != NULL);
2053 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
2055 sheet = PSPPIRE_SHEET (widget);
2057 gdk_cursor_unref (sheet->cursor_drag);
2058 sheet->cursor_drag = NULL;
2060 gdk_colormap_free_colors (gtk_widget_get_colormap (widget),
2061 sheet->color, n_COLORS);
2063 g_object_unref (sheet->xor_gc);
2064 g_object_unref (sheet->fg_gc);
2065 g_object_unref (sheet->bg_gc);
2067 destroy_hover_window (sheet->hover_window);
2069 gdk_window_destroy (sheet->sheet_window);
2070 gdk_window_destroy (sheet->column_title_window);
2071 gdk_window_destroy (sheet->row_title_window);
2073 gtk_widget_unparent (sheet->entry_widget);
2074 if (sheet->button != NULL)
2075 gtk_widget_unparent (sheet->button);
2077 if (GTK_WIDGET_CLASS (parent_class)->unrealize)
2078 (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
2082 psppire_sheet_map (GtkWidget *widget)
2084 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
2086 g_return_if_fail (widget != NULL);
2087 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
2089 if (!GTK_WIDGET_MAPPED (widget))
2091 GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
2093 gdk_window_show (widget->window);
2094 gdk_window_show (sheet->sheet_window);
2096 if (sheet->column_titles_visible)
2098 draw_column_title_buttons (sheet);
2099 gdk_window_show (sheet->column_title_window);
2101 if (sheet->row_titles_visible)
2103 draw_row_title_buttons (sheet);
2104 gdk_window_show (sheet->row_title_window);
2107 if (!GTK_WIDGET_MAPPED (sheet->entry_widget)
2108 && sheet->active_cell.row >= 0
2109 && sheet->active_cell.col >= 0 )
2111 gtk_widget_show (sheet->entry_widget);
2112 gtk_widget_map (sheet->entry_widget);
2115 if (!GTK_WIDGET_MAPPED (sheet->button))
2117 gtk_widget_show (sheet->button);
2118 gtk_widget_map (sheet->button);
2121 redraw_range (sheet, NULL);
2122 change_active_cell (sheet,
2123 sheet->active_cell.row,
2124 sheet->active_cell.col);
2129 psppire_sheet_unmap (GtkWidget *widget)
2131 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
2133 if (!GTK_WIDGET_MAPPED (widget))
2136 GTK_WIDGET_UNSET_FLAGS (widget, GTK_MAPPED);
2138 gdk_window_hide (sheet->sheet_window);
2139 if (sheet->column_titles_visible)
2140 gdk_window_hide (sheet->column_title_window);
2141 if (sheet->row_titles_visible)
2142 gdk_window_hide (sheet->row_title_window);
2143 gdk_window_hide (widget->window);
2145 gtk_widget_unmap (sheet->entry_widget);
2146 gtk_widget_unmap (sheet->button);
2147 gtk_widget_unmap (sheet->hover_window->window);
2150 /* get cell attributes of the given cell */
2151 /* TRUE means that the cell is currently allocated */
2152 static gboolean psppire_sheet_get_attributes (const PsppireSheet *sheet,
2154 PsppireSheetCellAttr *attributes);
2159 psppire_sheet_cell_draw (PsppireSheet *sheet, gint row, gint col)
2161 PangoLayout *layout;
2162 PangoRectangle text;
2163 PangoFontDescription *font_desc = GTK_WIDGET (sheet)->style->font_desc;
2168 PsppireSheetCellAttr attributes;
2171 g_return_if_fail (sheet != NULL);
2173 /* bail now if we aren't yet drawable */
2174 if (!GTK_WIDGET_DRAWABLE (sheet)) return;
2177 row >= psppire_axis_unit_count (sheet->vaxis))
2181 col >= psppire_axis_unit_count (sheet->haxis))
2184 psppire_sheet_get_attributes (sheet, row, col, &attributes);
2186 /* select GC for background rectangle */
2187 gdk_gc_set_foreground (sheet->fg_gc, &attributes.foreground);
2188 gdk_gc_set_foreground (sheet->bg_gc, &attributes.background);
2190 rectangle_from_cell (sheet, row, col, &area);
2192 gdk_gc_set_line_attributes (sheet->fg_gc, 1, 0, 0, 0);
2194 if (sheet->show_grid)
2196 gdk_gc_set_foreground (sheet->bg_gc, &sheet->color[GRID_COLOR]);
2198 gdk_draw_rectangle (sheet->sheet_window,
2202 area.width, area.height);
2206 label = psppire_sheet_cell_get_text (sheet, row, col);
2211 layout = gtk_widget_create_pango_layout (GTK_WIDGET (sheet), label);
2212 dispose_string (sheet, label);
2215 pango_layout_set_font_description (layout, font_desc);
2217 pango_layout_get_pixel_extents (layout, NULL, &text);
2219 gdk_gc_set_clip_rectangle (sheet->fg_gc, &area);
2221 font_height = pango_font_description_get_size (font_desc);
2222 if ( !pango_font_description_get_size_is_absolute (font_desc))
2223 font_height /= PANGO_SCALE;
2226 if ( sheet->cell_padding )
2228 area.x += sheet->cell_padding->left;
2229 area.width -= sheet->cell_padding->right
2230 + sheet->cell_padding->left;
2232 area.y += sheet->cell_padding->top;
2233 area.height -= sheet->cell_padding->bottom
2235 sheet->cell_padding->top;
2238 /* Centre the text vertically */
2239 area.y += (area.height - font_height) / 2.0;
2241 switch (attributes.justification)
2243 case GTK_JUSTIFY_RIGHT:
2244 area.x += area.width - text.width;
2246 case GTK_JUSTIFY_CENTER:
2247 area.x += (area.width - text.width) / 2.0;
2249 case GTK_JUSTIFY_LEFT:
2253 g_critical ("Unhandled justification %d in column %d\n",
2254 attributes.justification, col);
2258 gdk_draw_layout (sheet->sheet_window, sheet->fg_gc,
2263 gdk_gc_set_clip_rectangle (sheet->fg_gc, NULL);
2264 g_object_unref (layout);
2269 draw_sheet_region (PsppireSheet *sheet, GdkRegion *region)
2271 PsppireSheetRange range;
2276 PsppireSheetRange drawing_range;
2278 gdk_region_get_clipbox (region, &area);
2280 y = area.y + sheet->vadjustment->value;
2281 x = area.x + sheet->hadjustment->value;
2283 if ( sheet->column_titles_visible)
2284 y -= sheet->column_title_area.height;
2286 if ( sheet->row_titles_visible)
2287 x -= sheet->row_title_area.width;
2289 maximize_int (&x, 0);
2290 maximize_int (&y, 0);
2292 range.row0 = row_from_ypixel (sheet, y);
2293 range.rowi = row_from_ypixel (sheet, y + area.height);
2295 range.col0 = column_from_xpixel (sheet, x);
2296 range.coli = column_from_xpixel (sheet, x + area.width);
2298 g_return_if_fail (sheet != NULL);
2299 g_return_if_fail (PSPPIRE_SHEET (sheet));
2301 if (!GTK_WIDGET_DRAWABLE (GTK_WIDGET (sheet))) return;
2302 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
2303 if (!GTK_WIDGET_MAPPED (GTK_WIDGET (sheet))) return;
2306 drawing_range.row0 = MAX (range.row0, min_visible_row (sheet));
2307 drawing_range.col0 = MAX (range.col0, min_visible_column (sheet));
2308 drawing_range.rowi = MIN (range.rowi, max_visible_row (sheet));
2309 drawing_range.coli = MIN (range.coli, max_visible_column (sheet));
2311 g_return_if_fail (drawing_range.rowi >= drawing_range.row0);
2312 g_return_if_fail (drawing_range.coli >= drawing_range.col0);
2314 for (i = drawing_range.row0; i <= drawing_range.rowi; i++)
2316 for (j = drawing_range.col0; j <= drawing_range.coli; j++)
2317 psppire_sheet_cell_draw (sheet, i, j);
2320 if (sheet->state != PSPPIRE_SHEET_NORMAL &&
2321 psppire_sheet_range_isvisible (sheet, &sheet->range))
2322 psppire_sheet_range_draw_selection (sheet, drawing_range);
2325 if (sheet->state == GTK_STATE_NORMAL &&
2326 sheet->active_cell.row >= drawing_range.row0 &&
2327 sheet->active_cell.row <= drawing_range.rowi &&
2328 sheet->active_cell.col >= drawing_range.col0 &&
2329 sheet->active_cell.col <= drawing_range.coli)
2330 psppire_sheet_show_entry_widget (sheet);
2335 psppire_sheet_range_draw_selection (PsppireSheet *sheet, PsppireSheetRange range)
2339 PsppireSheetRange aux;
2341 if (range.col0 > sheet->range.coli || range.coli < sheet->range.col0 ||
2342 range.row0 > sheet->range.rowi || range.rowi < sheet->range.row0)
2345 if (!psppire_sheet_range_isvisible (sheet, &range)) return;
2346 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
2350 range.col0 = MAX (sheet->range.col0, range.col0);
2351 range.coli = MIN (sheet->range.coli, range.coli);
2352 range.row0 = MAX (sheet->range.row0, range.row0);
2353 range.rowi = MIN (sheet->range.rowi, range.rowi);
2355 range.col0 = MAX (range.col0, min_visible_column (sheet));
2356 range.coli = MIN (range.coli, max_visible_column (sheet));
2357 range.row0 = MAX (range.row0, min_visible_row (sheet));
2358 range.rowi = MIN (range.rowi, max_visible_row (sheet));
2360 for (i = range.row0; i <= range.rowi; i++)
2362 for (j = range.col0; j <= range.coli; j++)
2364 if (psppire_sheet_cell_get_state (sheet, i, j) == GTK_STATE_SELECTED)
2366 rectangle_from_cell (sheet, i, j, &area);
2368 if (i == sheet->range.row0)
2370 area.y = area.y + 2;
2371 area.height = area.height - 2;
2373 if (i == sheet->range.rowi) area.height = area.height - 3;
2374 if (j == sheet->range.col0)
2376 area.x = area.x + 2;
2377 area.width = area.width - 2;
2379 if (j == sheet->range.coli) area.width = area.width - 3;
2381 if (i != sheet->active_cell.row || j != sheet->active_cell.col)
2383 gdk_draw_rectangle (sheet->sheet_window,
2386 area.x + 1, area.y + 1,
2387 area.width, area.height);
2394 psppire_sheet_draw_border (sheet, sheet->range);
2398 safe_strcmp (const gchar *s1, const gchar *s2)
2400 if ( !s1 && !s2) return 0;
2401 if ( !s1) return -1;
2402 if ( !s2) return +1;
2403 return strcmp (s1, s2);
2407 psppire_sheet_set_cell (PsppireSheet *sheet, gint row, gint col,
2408 GtkJustification justification,
2411 PsppireSheetModel *model ;
2414 g_return_if_fail (sheet != NULL);
2415 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2417 if (col >= psppire_axis_unit_count (sheet->haxis)
2418 || row >= psppire_axis_unit_count (sheet->vaxis))
2421 if (col < 0 || row < 0) return;
2423 model = psppire_sheet_get_model (sheet);
2425 old_text = psppire_sheet_model_get_string (model, row, col);
2427 if (0 != safe_strcmp (old_text, text))
2429 g_signal_handler_block (sheet->model, sheet->update_handler_id);
2430 psppire_sheet_model_set_string (model, text, row, col);
2431 g_signal_handler_unblock (sheet->model, sheet->update_handler_id);
2434 if ( psppire_sheet_model_free_strings (model))
2440 psppire_sheet_cell_clear (PsppireSheet *sheet, gint row, gint column)
2442 PsppireSheetRange range;
2444 g_return_if_fail (sheet != NULL);
2445 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2446 if (column >= psppire_axis_unit_count (sheet->haxis) ||
2447 row >= psppire_axis_unit_count (sheet->vaxis)) return;
2449 if (column < 0 || row < 0) return;
2453 range.col0 = min_visible_column (sheet);
2454 range.coli = max_visible_column (sheet);
2456 psppire_sheet_real_cell_clear (sheet, row, column);
2458 redraw_range (sheet, &range);
2462 psppire_sheet_real_cell_clear (PsppireSheet *sheet, gint row, gint column)
2464 PsppireSheetModel *model = psppire_sheet_get_model (sheet);
2466 gchar *old_text = psppire_sheet_cell_get_text (sheet, row, column);
2468 if (old_text && strlen (old_text) > 0 )
2470 psppire_sheet_model_datum_clear (model, row, column);
2473 dispose_string (sheet, old_text);
2477 psppire_sheet_cell_get_text (const PsppireSheet *sheet, gint row, gint col)
2479 PsppireSheetModel *model;
2480 g_return_val_if_fail (sheet != NULL, NULL);
2481 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), NULL);
2483 if (col >= psppire_axis_unit_count (sheet->haxis) || row >= psppire_axis_unit_count (sheet->vaxis))
2485 if (col < 0 || row < 0) return NULL;
2487 model = psppire_sheet_get_model (sheet);
2492 return psppire_sheet_model_get_string (model, row, col);
2497 psppire_sheet_cell_get_state (PsppireSheet *sheet, gint row, gint col)
2500 PsppireSheetRange *range;
2502 g_return_val_if_fail (sheet != NULL, 0);
2503 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), 0);
2504 if (col >= psppire_axis_unit_count (sheet->haxis) || row >= psppire_axis_unit_count (sheet->vaxis)) return 0;
2505 if (col < 0 || row < 0) return 0;
2507 state = sheet->state;
2508 range = &sheet->range;
2512 case PSPPIRE_SHEET_NORMAL:
2513 return GTK_STATE_NORMAL;
2515 case PSPPIRE_SHEET_ROW_SELECTED:
2516 if (row >= range->row0 && row <= range->rowi)
2517 return GTK_STATE_SELECTED;
2519 case PSPPIRE_SHEET_COLUMN_SELECTED:
2520 if (col >= range->col0 && col <= range->coli)
2521 return GTK_STATE_SELECTED;
2523 case PSPPIRE_SHEET_RANGE_SELECTED:
2524 if (row >= range->row0 && row <= range->rowi && \
2525 col >= range->col0 && col <= range->coli)
2526 return GTK_STATE_SELECTED;
2529 return GTK_STATE_NORMAL;
2532 /* Convert X, Y (in pixels) to *ROW, *COLUMN
2533 If the function returns FALSE, then the results will be unreliable.
2536 psppire_sheet_get_pixel_info (PsppireSheet *sheet,
2544 *column = -G_MAXINT;
2546 g_return_val_if_fail (sheet != NULL, 0);
2547 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), 0);
2549 /* bounds checking, return false if the user clicked
2557 if ( sheet->column_titles_visible)
2558 y -= sheet->column_title_area.height;
2560 y += sheet->vadjustment->value;
2562 if ( y < 0 && sheet->column_titles_visible)
2568 trow = row_from_ypixel (sheet, y);
2569 if (trow > psppire_axis_unit_count (sheet->vaxis))
2575 if ( sheet->row_titles_visible)
2576 x -= sheet->row_title_area.width;
2578 x += sheet->hadjustment->value;
2580 if ( x < 0 && sheet->row_titles_visible)
2586 tcol = column_from_xpixel (sheet, x);
2587 if (tcol > psppire_axis_unit_count (sheet->haxis))
2597 psppire_sheet_get_cell_area (PsppireSheet *sheet,
2602 g_return_val_if_fail (sheet != NULL, 0);
2603 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), 0);
2605 if (row >= psppire_axis_unit_count (sheet->vaxis) || column >= psppire_axis_unit_count (sheet->haxis))
2608 area->x = (column == -1) ? 0 : psppire_axis_start_pixel (sheet->haxis, column);
2609 area->y = (row == -1) ? 0 : psppire_axis_start_pixel (sheet->vaxis, row);
2611 area->width= (column == -1) ? sheet->row_title_area.width
2612 : psppire_axis_unit_size (sheet->haxis, column);
2614 area->height= (row == -1) ? sheet->column_title_area.height
2615 : psppire_axis_unit_size (sheet->vaxis, row);
2621 psppire_sheet_set_active_cell (PsppireSheet *sheet, gint row, gint col)
2623 g_return_if_fail (sheet != NULL);
2624 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2626 if (row < -1 || col < -1)
2629 if (row >= psppire_axis_unit_count (sheet->vaxis)
2631 col >= psppire_axis_unit_count (sheet->haxis))
2634 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
2637 if ( row == -1 || col == -1)
2639 psppire_sheet_hide_entry_widget (sheet);
2643 change_active_cell (sheet, row, col);
2647 psppire_sheet_get_active_cell (PsppireSheet *sheet, gint *row, gint *column)
2649 g_return_if_fail (sheet != NULL);
2650 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2652 if ( row ) *row = sheet->active_cell.row;
2653 if (column) *column = sheet->active_cell.col;
2657 entry_load_text (PsppireSheet *sheet)
2661 GtkJustification justification;
2662 PsppireSheetCellAttr attributes;
2664 if (!GTK_WIDGET_VISIBLE (sheet->entry_widget)) return;
2665 if (sheet->state != GTK_STATE_NORMAL) return;
2667 row = sheet->active_cell.row;
2668 col = sheet->active_cell.col;
2670 if (row < 0 || col < 0) return;
2672 text = gtk_entry_get_text (psppire_sheet_get_entry (sheet));
2674 if (text && strlen (text) > 0)
2676 psppire_sheet_get_attributes (sheet, row, col, &attributes);
2677 justification = attributes.justification;
2678 psppire_sheet_set_cell (sheet, row, col, justification, text);
2684 psppire_sheet_hide_entry_widget (PsppireSheet *sheet)
2686 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
2689 if (sheet->active_cell.row < 0 ||
2690 sheet->active_cell.col < 0) return;
2692 gtk_widget_hide (sheet->entry_widget);
2693 gtk_widget_unmap (sheet->entry_widget);
2695 GTK_WIDGET_UNSET_FLAGS (GTK_WIDGET (sheet->entry_widget), GTK_VISIBLE);
2699 change_active_cell (PsppireSheet *sheet, gint row, gint col)
2701 gint old_row, old_col;
2703 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2705 if (row < 0 || col < 0)
2708 if ( row > psppire_axis_unit_count (sheet->vaxis)
2709 || col > psppire_axis_unit_count (sheet->haxis))
2712 if (sheet->state != PSPPIRE_SHEET_NORMAL)
2714 sheet->state = PSPPIRE_SHEET_NORMAL;
2715 psppire_sheet_real_unselect_range (sheet, NULL);
2718 old_row = sheet->active_cell.row;
2719 old_col = sheet->active_cell.col;
2721 /* Erase the old cell */
2722 psppire_sheet_draw_active_cell (sheet);
2724 entry_load_text (sheet);
2726 sheet->range.row0 = row;
2727 sheet->range.col0 = col;
2728 sheet->range.rowi = row;
2729 sheet->range.coli = col;
2730 sheet->active_cell.row = row;
2731 sheet->active_cell.col = col;
2732 sheet->selection_cell.row = row;
2733 sheet->selection_cell.col = col;
2735 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
2737 GTK_WIDGET_UNSET_FLAGS (sheet->entry_widget, GTK_HAS_FOCUS);
2739 psppire_sheet_draw_active_cell (sheet);
2740 psppire_sheet_show_entry_widget (sheet);
2742 GTK_WIDGET_SET_FLAGS (sheet->entry_widget, GTK_HAS_FOCUS);
2744 g_signal_emit (sheet, sheet_signals [ACTIVATE], 0,
2745 row, col, old_row, old_col);
2750 psppire_sheet_show_entry_widget (PsppireSheet *sheet)
2752 GtkEntry *sheet_entry;
2753 PsppireSheetCellAttr attributes;
2757 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
2759 row = sheet->active_cell.row;
2760 col = sheet->active_cell.col;
2762 /* Don't show the active cell, if there is no active cell: */
2763 if (! (row >= 0 && col >= 0)) /* e.g row or coll == -1. */
2766 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
2767 if (sheet->state != PSPPIRE_SHEET_NORMAL) return;
2768 if (PSPPIRE_SHEET_IN_SELECTION (sheet)) return;
2770 GTK_WIDGET_SET_FLAGS (GTK_WIDGET (sheet->entry_widget), GTK_VISIBLE);
2772 sheet_entry = psppire_sheet_get_entry (sheet);
2774 psppire_sheet_get_attributes (sheet, row, col, &attributes);
2776 if (GTK_IS_ENTRY (sheet_entry))
2778 gchar *text = psppire_sheet_cell_get_text (sheet, row, col);
2779 const gchar *old_text = gtk_entry_get_text (GTK_ENTRY (sheet_entry));
2782 text = g_strdup ("");
2784 if (strcmp (old_text, text) != 0)
2785 gtk_entry_set_text (sheet_entry, text);
2787 dispose_string (sheet, text);
2790 switch (attributes.justification)
2792 case GTK_JUSTIFY_RIGHT:
2793 gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 1.0);
2795 case GTK_JUSTIFY_CENTER:
2796 gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 0.5);
2798 case GTK_JUSTIFY_LEFT:
2800 gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 0.0);
2806 psppire_sheet_size_allocate_entry (sheet);
2808 gtk_widget_set_sensitive (GTK_WIDGET (sheet_entry),
2809 psppire_sheet_model_is_editable (sheet->model,
2811 gtk_widget_map (sheet->entry_widget);
2815 psppire_sheet_draw_active_cell (PsppireSheet *sheet)
2818 PsppireSheetRange range;
2820 row = sheet->active_cell.row;
2821 col = sheet->active_cell.col;
2823 if (row < 0 || col < 0) return FALSE;
2825 if (!psppire_sheet_cell_isvisible (sheet, row, col))
2828 range.col0 = range.coli = col;
2829 range.row0 = range.rowi = row;
2831 psppire_sheet_draw_border (sheet, range);
2839 psppire_sheet_new_selection (PsppireSheet *sheet, PsppireSheetRange *range)
2841 gint i, j, mask1, mask2;
2842 gint state, selected;
2843 gint x, y, width, height;
2844 PsppireSheetRange new_range, aux_range;
2846 g_return_if_fail (sheet != NULL);
2848 if (range == NULL) range=&sheet->range;
2852 range->row0 = MIN (range->row0, sheet->range.row0);
2853 range->rowi = MAX (range->rowi, sheet->range.rowi);
2854 range->col0 = MIN (range->col0, sheet->range.col0);
2855 range->coli = MAX (range->coli, sheet->range.coli);
2857 range->row0 = MAX (range->row0, min_visible_row (sheet));
2858 range->rowi = MIN (range->rowi, max_visible_row (sheet));
2859 range->col0 = MAX (range->col0, min_visible_column (sheet));
2860 range->coli = MIN (range->coli, max_visible_column (sheet));
2862 aux_range.row0 = MAX (new_range.row0, min_visible_row (sheet));
2863 aux_range.rowi = MIN (new_range.rowi, max_visible_row (sheet));
2864 aux_range.col0 = MAX (new_range.col0, min_visible_column (sheet));
2865 aux_range.coli = MIN (new_range.coli, max_visible_column (sheet));
2867 for (i = range->row0; i <= range->rowi; i++)
2869 for (j = range->col0; j <= range->coli; j++)
2872 state = psppire_sheet_cell_get_state (sheet, i, j);
2873 selected= (i <= new_range.rowi && i >= new_range.row0 &&
2874 j <= new_range.coli && j >= new_range.col0) ? TRUE : FALSE;
2876 if (state == GTK_STATE_SELECTED && selected &&
2877 (i == sheet->range.row0 || i == sheet->range.rowi ||
2878 j == sheet->range.col0 || j == sheet->range.coli ||
2879 i == new_range.row0 || i == new_range.rowi ||
2880 j == new_range.col0 || j == new_range.coli))
2883 mask1 = i == sheet->range.row0 ? 1 : 0;
2884 mask1 = i == sheet->range.rowi ? mask1 + 2 : mask1;
2885 mask1 = j == sheet->range.col0 ? mask1 + 4 : mask1;
2886 mask1 = j == sheet->range.coli ? mask1 + 8 : mask1;
2888 mask2 = i == new_range.row0 ? 1 : 0;
2889 mask2 = i == new_range.rowi ? mask2 + 2 : mask2;
2890 mask2 = j == new_range.col0 ? mask2 + 4 : mask2;
2891 mask2 = j == new_range.coli ? mask2 + 8 : mask2;
2895 x = psppire_axis_start_pixel (sheet->haxis, j);
2896 y = psppire_axis_start_pixel (sheet->vaxis, i);
2897 width = psppire_axis_start_pixel (sheet->haxis, j)- x+
2898 psppire_axis_unit_size (sheet->haxis, j);
2899 height = psppire_axis_start_pixel (sheet->vaxis, i) - y + psppire_axis_unit_size (sheet->vaxis, i);
2901 if (i == sheet->range.row0)
2904 height = height + 3;
2906 if (i == sheet->range.rowi) height = height + 3;
2907 if (j == sheet->range.col0)
2912 if (j == sheet->range.coli) width = width + 3;
2914 if (i != sheet->active_cell.row || j != sheet->active_cell.col)
2916 x = psppire_axis_start_pixel (sheet->haxis, j);
2917 y = psppire_axis_start_pixel (sheet->vaxis, i);
2918 width = psppire_axis_start_pixel (sheet->haxis, j)- x+
2919 psppire_axis_unit_size (sheet->haxis, j);
2921 height = psppire_axis_start_pixel (sheet->vaxis, i) - y + psppire_axis_unit_size (sheet->vaxis, i);
2923 if (i == new_range.row0)
2926 height = height - 2;
2928 if (i == new_range.rowi) height = height - 3;
2929 if (j == new_range.col0)
2934 if (j == new_range.coli) width = width - 3;
2936 gdk_draw_rectangle (sheet->sheet_window,
2947 for (i = range->row0; i <= range->rowi; i++)
2949 for (j = range->col0; j <= range->coli; j++)
2952 state = psppire_sheet_cell_get_state (sheet, i, j);
2953 selected= (i <= new_range.rowi && i >= new_range.row0 &&
2954 j <= new_range.coli && j >= new_range.col0) ? TRUE : FALSE;
2956 if (state == GTK_STATE_SELECTED && !selected)
2959 x = psppire_axis_start_pixel (sheet->haxis, j);
2960 y = psppire_axis_start_pixel (sheet->vaxis, i);
2961 width = psppire_axis_start_pixel (sheet->haxis, j) - x + psppire_axis_unit_size (sheet->haxis, j);
2962 height = psppire_axis_start_pixel (sheet->vaxis, i) - y + psppire_axis_unit_size (sheet->vaxis, i);
2964 if (i == sheet->range.row0)
2967 height = height + 3;
2969 if (i == sheet->range.rowi) height = height + 3;
2970 if (j == sheet->range.col0)
2975 if (j == sheet->range.coli) width = width + 3;
2981 for (i = range->row0; i <= range->rowi; i++)
2983 for (j = range->col0; j <= range->coli; j++)
2986 state = psppire_sheet_cell_get_state (sheet, i, j);
2987 selected= (i <= new_range.rowi && i >= new_range.row0 &&
2988 j <= new_range.coli && j >= new_range.col0) ? TRUE : FALSE;
2990 if (state != GTK_STATE_SELECTED && selected &&
2991 (i != sheet->active_cell.row || j != sheet->active_cell.col))
2994 x = psppire_axis_start_pixel (sheet->haxis, j);
2995 y = psppire_axis_start_pixel (sheet->vaxis, i);
2996 width = psppire_axis_start_pixel (sheet->haxis, j) - x + psppire_axis_unit_size (sheet->haxis, j);
2997 height = psppire_axis_start_pixel (sheet->vaxis, i) - y + psppire_axis_unit_size (sheet->vaxis, i);
2999 if (i == new_range.row0)
3002 height = height - 2;
3004 if (i == new_range.rowi) height = height - 3;
3005 if (j == new_range.col0)
3010 if (j == new_range.coli) width = width - 3;
3012 gdk_draw_rectangle (sheet->sheet_window,
3023 for (i = aux_range.row0; i <= aux_range.rowi; i++)
3025 for (j = aux_range.col0; j <= aux_range.coli; j++)
3027 state = psppire_sheet_cell_get_state (sheet, i, j);
3029 mask1 = i == sheet->range.row0 ? 1 : 0;
3030 mask1 = i == sheet->range.rowi ? mask1 + 2 : mask1;
3031 mask1 = j == sheet->range.col0 ? mask1 + 4 : mask1;
3032 mask1 = j == sheet->range.coli ? mask1 + 8 : mask1;
3034 mask2 = i == new_range.row0 ? 1 : 0;
3035 mask2 = i == new_range.rowi ? mask2 + 2 : mask2;
3036 mask2 = j == new_range.col0 ? mask2 + 4 : mask2;
3037 mask2 = j == new_range.coli ? mask2 + 8 : mask2;
3038 if (mask2 != mask1 || (mask2 == mask1 && state != GTK_STATE_SELECTED))
3040 x = psppire_axis_start_pixel (sheet->haxis, j);
3041 y = psppire_axis_start_pixel (sheet->vaxis, i);
3042 width = psppire_axis_unit_size (sheet->haxis, j);
3043 height = psppire_axis_unit_size (sheet->vaxis, i);
3045 gdk_draw_rectangle (sheet->sheet_window,
3053 gdk_draw_rectangle (sheet->sheet_window,
3056 x + 1, y + height - 1,
3060 gdk_draw_rectangle (sheet->sheet_window,
3068 gdk_draw_rectangle (sheet->sheet_window,
3071 x + width - 1, y + 1,
3083 psppire_sheet_draw_border (PsppireSheet *sheet, PsppireSheetRange new_range)
3087 rectangle_from_range (sheet, &new_range, &area);
3092 gdk_gc_set_clip_rectangle (sheet->xor_gc, &area);
3094 area.x += sheet->cell_padding->left / 2;
3095 area.y += sheet->cell_padding->top / 2;
3096 area.width -= (sheet->cell_padding->left + sheet->cell_padding->right ) / 2;
3097 area.height -= (sheet->cell_padding->top + sheet->cell_padding->bottom ) / 2;
3099 gdk_draw_rectangle (sheet->sheet_window, sheet->xor_gc,
3106 gdk_gc_set_clip_rectangle (sheet->xor_gc, NULL);
3111 psppire_sheet_real_select_range (PsppireSheet *sheet,
3112 const PsppireSheetRange *range)
3116 g_return_if_fail (sheet != NULL);
3118 if (range == NULL) range = &sheet->range;
3120 memcpy (&sheet->range, range, sizeof (*range));
3122 if (range->row0 < 0 || range->rowi < 0) return;
3123 if (range->col0 < 0 || range->coli < 0) return;
3125 state = sheet->state;
3128 if (range->coli != sheet->range.coli || range->col0 != sheet->range.col0 ||
3129 range->rowi != sheet->range.rowi || range->row0 != sheet->range.row0)
3131 psppire_sheet_new_selection (sheet, &sheet->range);
3135 psppire_sheet_range_draw_selection (sheet, sheet->range);
3139 psppire_sheet_update_primary_selection (sheet);
3141 g_signal_emit (sheet, sheet_signals[SELECT_RANGE], 0, &sheet->range);
3146 psppire_sheet_get_selected_range (PsppireSheet *sheet, PsppireSheetRange *range)
3148 g_return_if_fail (sheet != NULL);
3149 *range = sheet->range;
3154 psppire_sheet_select_range (PsppireSheet *sheet, const PsppireSheetRange *range)
3156 g_return_if_fail (sheet != NULL);
3158 if (range == NULL) range=&sheet->range;
3160 if (range->row0 < 0 || range->rowi < 0) return;
3161 if (range->col0 < 0 || range->coli < 0) return;
3164 if (sheet->state != PSPPIRE_SHEET_NORMAL)
3165 psppire_sheet_real_unselect_range (sheet, NULL);
3167 sheet->range.row0 = range->row0;
3168 sheet->range.rowi = range->rowi;
3169 sheet->range.col0 = range->col0;
3170 sheet->range.coli = range->coli;
3171 sheet->active_cell.row = range->row0;
3172 sheet->active_cell.col = range->col0;
3173 sheet->selection_cell.row = range->rowi;
3174 sheet->selection_cell.col = range->coli;
3176 sheet->state = PSPPIRE_SHEET_RANGE_SELECTED;
3177 psppire_sheet_real_select_range (sheet, NULL);
3181 psppire_sheet_unselect_range (PsppireSheet *sheet)
3183 if (! GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
3186 psppire_sheet_real_unselect_range (sheet, NULL);
3187 sheet->state = GTK_STATE_NORMAL;
3189 change_active_cell (sheet,
3190 sheet->active_cell.row, sheet->active_cell.col);
3195 psppire_sheet_real_unselect_range (PsppireSheet *sheet,
3196 const PsppireSheetRange *range)
3198 g_return_if_fail (sheet != NULL);
3199 g_return_if_fail (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)));
3202 range = &sheet->range;
3204 if (range->row0 < 0 || range->rowi < 0) return;
3205 if (range->col0 < 0 || range->coli < 0) return;
3207 g_signal_emit (sheet, sheet_signals[SELECT_COLUMN], 0, -1);
3208 g_signal_emit (sheet, sheet_signals[SELECT_ROW], 0, -1);
3210 sheet->range.row0 = -1;
3211 sheet->range.rowi = -1;
3212 sheet->range.col0 = -1;
3213 sheet->range.coli = -1;
3218 psppire_sheet_expose (GtkWidget *widget,
3219 GdkEventExpose *event)
3221 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3223 g_return_val_if_fail (event != NULL, FALSE);
3225 if (!GTK_WIDGET_DRAWABLE (widget))
3228 /* exposure events on the sheet */
3229 if (event->window == sheet->row_title_window &&
3230 sheet->row_titles_visible)
3232 draw_row_title_buttons_range (sheet,
3233 min_visible_row (sheet),
3234 max_visible_row (sheet));
3237 if (event->window == sheet->column_title_window &&
3238 sheet->column_titles_visible)
3240 draw_column_title_buttons_range (sheet,
3241 min_visible_column (sheet),
3242 max_visible_column (sheet));
3245 if (event->window == sheet->sheet_window)
3247 draw_sheet_region (sheet, event->region);
3250 if (sheet->state != PSPPIRE_SHEET_NORMAL)
3252 if (psppire_sheet_range_isvisible (sheet, &sheet->range))
3253 psppire_sheet_range_draw (sheet, &sheet->range);
3255 if (PSPPIRE_SHEET_IN_RESIZE (sheet) || PSPPIRE_SHEET_IN_DRAG (sheet))
3256 psppire_sheet_range_draw (sheet, &sheet->drag_range);
3258 if (psppire_sheet_range_isvisible (sheet, &sheet->range))
3259 psppire_sheet_range_draw_selection (sheet, sheet->range);
3260 if (PSPPIRE_SHEET_IN_RESIZE (sheet) || PSPPIRE_SHEET_IN_DRAG (sheet))
3261 draw_xor_rectangle (sheet, sheet->drag_range);
3265 if ((!PSPPIRE_SHEET_IN_XDRAG (sheet)) && (!PSPPIRE_SHEET_IN_YDRAG (sheet)))
3268 PsppireSheetRange range;
3269 range.row0 = range.rowi = sheet->active_cell.row;
3270 range.col0 = range.coli = sheet->active_cell.col;
3272 rectangle_from_range (sheet, &range, &rect);
3274 if (GDK_OVERLAP_RECTANGLE_OUT !=
3275 gdk_region_rect_in (event->region, &rect))
3277 psppire_sheet_draw_active_cell (sheet);
3283 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
3290 psppire_sheet_button_press (GtkWidget *widget,
3291 GdkEventButton *event)
3293 PsppireSheet *sheet;
3294 GdkModifierType mods;
3299 g_return_val_if_fail (widget != NULL, FALSE);
3300 g_return_val_if_fail (PSPPIRE_IS_SHEET (widget), FALSE);
3301 g_return_val_if_fail (event != NULL, FALSE);
3303 sheet = PSPPIRE_SHEET (widget);
3305 /* Cancel any pending tooltips */
3306 if (sheet->motion_timer)
3308 g_source_remove (sheet->motion_timer);
3309 sheet->motion_timer = 0;
3312 gtk_widget_get_pointer (widget, &x, &y);
3313 psppire_sheet_get_pixel_info (sheet, x, y, &row, &column);
3316 if (event->window == sheet->column_title_window)
3318 sheet->x_drag = event->x;
3319 g_signal_emit (sheet,
3320 sheet_signals[BUTTON_EVENT_COLUMN], 0,
3323 if (psppire_sheet_model_get_column_sensitivity (sheet->model, column))
3325 if ( event->type == GDK_2BUTTON_PRESS && event->button == 1)
3326 g_signal_emit (sheet,
3327 sheet_signals[DOUBLE_CLICK_COLUMN], 0, column);
3330 else if (event->window == sheet->row_title_window)
3332 g_signal_emit (sheet,
3333 sheet_signals[BUTTON_EVENT_ROW], 0,
3336 if (psppire_sheet_model_get_row_sensitivity (sheet->model, row))
3338 if ( event->type == GDK_2BUTTON_PRESS && event->button == 1)
3339 g_signal_emit (sheet,
3340 sheet_signals[DOUBLE_CLICK_ROW], 0, row);
3344 gdk_window_get_pointer (widget->window, NULL, NULL, &mods);
3346 if (! (mods & GDK_BUTTON1_MASK)) return TRUE;
3349 /* press on resize windows */
3350 if (event->window == sheet->column_title_window)
3352 sheet->x_drag = event->x;
3354 if (on_column_boundary (sheet, sheet->x_drag, &sheet->drag_cell.col))
3356 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_XDRAG);
3357 gdk_pointer_grab (sheet->column_title_window, FALSE,
3358 GDK_POINTER_MOTION_HINT_MASK |
3359 GDK_BUTTON1_MOTION_MASK |
3360 GDK_BUTTON_RELEASE_MASK,
3361 NULL, NULL, event->time);
3363 draw_xor_vline (sheet);
3368 if (event->window == sheet->row_title_window)
3370 sheet->y_drag = event->y;
3372 if (on_row_boundary (sheet, sheet->y_drag, &sheet->drag_cell.row))
3374 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_YDRAG);
3375 gdk_pointer_grab (sheet->row_title_window, FALSE,
3376 GDK_POINTER_MOTION_HINT_MASK |
3377 GDK_BUTTON1_MOTION_MASK |
3378 GDK_BUTTON_RELEASE_MASK,
3379 NULL, NULL, event->time);
3381 draw_xor_hline (sheet);
3386 /* the sheet itself does not handle other than single click events */
3387 if (event->type != GDK_BUTTON_PRESS) return FALSE;
3389 /* selections on the sheet */
3390 if (event->window == sheet->sheet_window)
3392 gtk_widget_get_pointer (widget, &x, &y);
3393 psppire_sheet_get_pixel_info (sheet, x, y, &row, &column);
3394 gdk_pointer_grab (sheet->sheet_window, FALSE,
3395 GDK_POINTER_MOTION_HINT_MASK |
3396 GDK_BUTTON1_MOTION_MASK |
3397 GDK_BUTTON_RELEASE_MASK,
3398 NULL, NULL, event->time);
3399 gtk_grab_add (GTK_WIDGET (sheet));
3401 if (psppire_sheet_click_cell (sheet, row, column))
3402 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3405 if (event->window == sheet->column_title_window)
3407 gtk_widget_get_pointer (widget, &x, &y);
3408 if ( sheet->row_titles_visible)
3409 x -= sheet->row_title_area.width;
3411 x += sheet->hadjustment->value;
3413 column = column_from_xpixel (sheet, x);
3415 if (psppire_sheet_model_get_column_sensitivity (sheet->model, column))
3417 gtk_grab_add (GTK_WIDGET (sheet));
3418 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3422 if (event->window == sheet->row_title_window)
3424 gtk_widget_get_pointer (widget, &x, &y);
3425 if ( sheet->column_titles_visible)
3426 y -= sheet->column_title_area.height;
3428 y += sheet->vadjustment->value;
3430 row = row_from_ypixel (sheet, y);
3431 if (psppire_sheet_model_get_row_sensitivity (sheet->model, row))
3433 gtk_grab_add (GTK_WIDGET (sheet));
3434 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3442 psppire_sheet_click_cell (PsppireSheet *sheet, gint row, gint column)
3444 PsppireSheetCell cell;
3445 gboolean forbid_move;
3450 if (row >= psppire_axis_unit_count (sheet->vaxis)
3451 || column >= psppire_axis_unit_count (sheet->haxis))
3456 g_signal_emit (sheet, sheet_signals[TRAVERSE], 0,
3457 &sheet->active_cell,
3463 if (sheet->state == GTK_STATE_NORMAL)
3466 row = sheet->active_cell.row;
3467 column = sheet->active_cell.col;
3469 change_active_cell (sheet, row, column);
3473 if (row == -1 && column >= 0)
3475 psppire_sheet_select_column (sheet, column);
3479 if (column == -1 && row >= 0)
3481 psppire_sheet_select_row (sheet, row);
3485 if (row == -1 && column == -1)
3487 sheet->range.row0 = 0;
3488 sheet->range.col0 = 0;
3489 sheet->range.rowi = psppire_axis_unit_count (sheet->vaxis) - 1;
3491 psppire_axis_unit_count (sheet->haxis) - 1;
3492 sheet->active_cell.row = 0;
3493 sheet->active_cell.col = 0;
3494 psppire_sheet_select_range (sheet, NULL);
3498 if (sheet->state != PSPPIRE_SHEET_NORMAL)
3500 sheet->state = PSPPIRE_SHEET_NORMAL;
3501 psppire_sheet_real_unselect_range (sheet, NULL);
3505 change_active_cell (sheet, row, column);
3508 sheet->active_cell.row = row;
3509 sheet->active_cell.col = column;
3510 sheet->selection_cell.row = row;
3511 sheet->selection_cell.col = column;
3512 sheet->range.row0 = row;
3513 sheet->range.col0 = column;
3514 sheet->range.rowi = row;
3515 sheet->range.coli = column;
3516 sheet->state = PSPPIRE_SHEET_NORMAL;
3517 PSPPIRE_SHEET_SET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3519 gtk_widget_grab_focus (GTK_WIDGET (sheet->entry_widget));
3525 psppire_sheet_button_release (GtkWidget *widget,
3526 GdkEventButton *event)
3528 GdkDisplay *display = gtk_widget_get_display (widget);
3530 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3532 /* release on resize windows */
3533 if (PSPPIRE_SHEET_IN_XDRAG (sheet))
3536 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_XDRAG);
3537 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3539 gdk_display_pointer_ungrab (display, event->time);
3540 draw_xor_vline (sheet);
3543 psppire_axis_start_pixel (sheet->haxis, sheet->drag_cell.col)
3544 + sheet->hadjustment->value;
3546 set_column_width (sheet, sheet->drag_cell.col, width);
3551 if (PSPPIRE_SHEET_IN_YDRAG (sheet))
3554 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_YDRAG);
3555 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3557 gdk_display_pointer_ungrab (display, event->time);
3558 draw_xor_hline (sheet);
3561 psppire_axis_start_pixel (sheet->vaxis, sheet->drag_cell.row) +
3562 sheet->vadjustment->value;
3564 set_row_height (sheet, sheet->drag_cell.row, height);
3569 if (PSPPIRE_SHEET_IN_DRAG (sheet))
3571 PsppireSheetRange old_range;
3572 draw_xor_rectangle (sheet, sheet->drag_range);
3573 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_DRAG);
3574 gdk_display_pointer_ungrab (display, event->time);
3576 psppire_sheet_real_unselect_range (sheet, NULL);
3578 sheet->active_cell.row = sheet->active_cell.row +
3579 (sheet->drag_range.row0 - sheet->range.row0);
3580 sheet->active_cell.col = sheet->active_cell.col +
3581 (sheet->drag_range.col0 - sheet->range.col0);
3582 sheet->selection_cell.row = sheet->selection_cell.row +
3583 (sheet->drag_range.row0 - sheet->range.row0);
3584 sheet->selection_cell.col = sheet->selection_cell.col +
3585 (sheet->drag_range.col0 - sheet->range.col0);
3586 old_range = sheet->range;
3587 sheet->range = sheet->drag_range;
3588 sheet->drag_range = old_range;
3589 g_signal_emit (sheet, sheet_signals[MOVE_RANGE], 0,
3590 &sheet->drag_range, &sheet->range);
3591 psppire_sheet_select_range (sheet, &sheet->range);
3594 if (PSPPIRE_SHEET_IN_RESIZE (sheet))
3596 PsppireSheetRange old_range;
3597 draw_xor_rectangle (sheet, sheet->drag_range);
3598 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_RESIZE);
3599 gdk_display_pointer_ungrab (display, event->time);
3601 psppire_sheet_real_unselect_range (sheet, NULL);
3603 sheet->active_cell.row = sheet->active_cell.row +
3604 (sheet->drag_range.row0 - sheet->range.row0);
3605 sheet->active_cell.col = sheet->active_cell.col +
3606 (sheet->drag_range.col0 - sheet->range.col0);
3607 if (sheet->drag_range.row0 < sheet->range.row0)
3608 sheet->selection_cell.row = sheet->drag_range.row0;
3609 if (sheet->drag_range.rowi >= sheet->range.rowi)
3610 sheet->selection_cell.row = sheet->drag_range.rowi;
3611 if (sheet->drag_range.col0 < sheet->range.col0)
3612 sheet->selection_cell.col = sheet->drag_range.col0;
3613 if (sheet->drag_range.coli >= sheet->range.coli)
3614 sheet->selection_cell.col = sheet->drag_range.coli;
3615 old_range = sheet->range;
3616 sheet->range = sheet->drag_range;
3617 sheet->drag_range = old_range;
3619 if (sheet->state == GTK_STATE_NORMAL) sheet->state = PSPPIRE_SHEET_RANGE_SELECTED;
3620 g_signal_emit (sheet, sheet_signals[RESIZE_RANGE], 0,
3621 &sheet->drag_range, &sheet->range);
3622 psppire_sheet_select_range (sheet, &sheet->range);
3625 if (sheet->state == PSPPIRE_SHEET_NORMAL && PSPPIRE_SHEET_IN_SELECTION (sheet))
3627 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3628 gdk_display_pointer_ungrab (display, event->time);
3629 change_active_cell (sheet, sheet->active_cell.row,
3630 sheet->active_cell.col);
3633 if (PSPPIRE_SHEET_IN_SELECTION)
3634 gdk_display_pointer_ungrab (display, event->time);
3635 gtk_grab_remove (GTK_WIDGET (sheet));
3637 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
3646 /* Shamelessly lifted from gtktooltips */
3648 psppire_sheet_subtitle_paint_window (GtkWidget *tip_window)
3652 gtk_widget_size_request (tip_window, &req);
3653 gtk_paint_flat_box (tip_window->style, tip_window->window,
3654 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
3655 NULL, GTK_WIDGET(tip_window), "tooltip",
3656 0, 0, req.width, req.height);
3662 destroy_hover_window (PsppireSheetHoverTitle *h)
3664 gtk_widget_destroy (h->window);
3668 static PsppireSheetHoverTitle *
3669 create_hover_window (void)
3671 PsppireSheetHoverTitle *hw = g_malloc (sizeof (*hw));
3673 hw->window = gtk_window_new (GTK_WINDOW_POPUP);
3675 #if GTK_CHECK_VERSION (2, 9, 0)
3676 gtk_window_set_type_hint (GTK_WINDOW (hw->window),
3677 GDK_WINDOW_TYPE_HINT_TOOLTIP);
3680 gtk_widget_set_app_paintable (hw->window, TRUE);
3681 gtk_window_set_resizable (GTK_WINDOW (hw->window), FALSE);
3682 gtk_widget_set_name (hw->window, "gtk-tooltips");
3683 gtk_container_set_border_width (GTK_CONTAINER (hw->window), 4);
3685 g_signal_connect (hw->window,
3687 G_CALLBACK (psppire_sheet_subtitle_paint_window),
3690 hw->label = gtk_label_new (NULL);
3693 gtk_label_set_line_wrap (GTK_LABEL (hw->label), TRUE);
3694 gtk_misc_set_alignment (GTK_MISC (hw->label), 0.5, 0.5);
3696 gtk_container_add (GTK_CONTAINER (hw->window), hw->label);
3698 gtk_widget_show (hw->label);
3700 g_signal_connect (hw->window,
3702 G_CALLBACK (gtk_widget_destroyed),
3708 #define HOVER_WINDOW_Y_OFFSET 2
3711 show_subtitle (PsppireSheet *sheet, gint row, gint column,
3712 const gchar *subtitle)
3721 gtk_label_set_text (GTK_LABEL (sheet->hover_window->label),
3725 sheet->hover_window->row = row;
3726 sheet->hover_window->column = column;
3728 gdk_window_get_origin (GTK_WIDGET (sheet)->window, &x, &y);
3730 gtk_widget_get_pointer (GTK_WIDGET (sheet), &px, &py);
3732 gtk_widget_show (sheet->hover_window->window);
3734 width = GTK_WIDGET (sheet->hover_window->label)->allocation.width;
3740 y += sheet->column_title_area.y;
3741 y += sheet->column_title_area.height;
3742 y += HOVER_WINDOW_Y_OFFSET;
3748 x += sheet->row_title_area.x;
3749 x += sheet->row_title_area.width * 2 / 3.0;
3752 gtk_window_move (GTK_WINDOW (sheet->hover_window->window),
3757 motion_timeout_callback (gpointer data)
3759 PsppireSheet *sheet = PSPPIRE_SHEET (data);
3763 gdk_threads_enter ();
3764 gtk_widget_get_pointer (GTK_WIDGET (sheet), &x, &y);
3766 if ( psppire_sheet_get_pixel_info (sheet, x, y, &row, &column) )
3768 if (sheet->row_title_under && row >= 0)
3770 gchar *text = psppire_sheet_model_get_row_subtitle (sheet->model, row);
3772 show_subtitle (sheet, row, -1, text);
3776 if (sheet->column_title_under && column >= 0)
3778 gchar *text = psppire_sheet_model_get_column_subtitle (sheet->model,
3781 show_subtitle (sheet, -1, column, text);
3787 gdk_threads_leave ();
3792 psppire_sheet_motion (GtkWidget *widget, GdkEventMotion *event)
3794 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
3795 GdkModifierType mods;
3796 GdkCursorType new_cursor;
3799 GdkDisplay *display;
3801 g_return_val_if_fail (event != NULL, FALSE);
3803 display = gtk_widget_get_display (widget);
3805 /* selections on the sheet */
3809 if (!GTK_WIDGET_VISIBLE (sheet->hover_window->window))
3811 if ( sheet->motion_timer > 0 )
3812 g_source_remove (sheet->motion_timer);
3813 sheet->motion_timer =
3814 g_timeout_add (TIMEOUT_HOVER, motion_timeout_callback, sheet);
3820 gtk_widget_get_pointer (widget, &wx, &wy);
3822 if ( psppire_sheet_get_pixel_info (sheet, wx, wy, &row, &column) )
3824 if ( row != sheet->hover_window->row ||
3825 column != sheet->hover_window->column)
3827 gtk_widget_hide (sheet->hover_window->window);
3832 if (event->window == sheet->column_title_window)
3834 if (!PSPPIRE_SHEET_IN_SELECTION (sheet) &&
3835 on_column_boundary (sheet, x, &column))
3837 new_cursor = GDK_SB_H_DOUBLE_ARROW;
3838 if (new_cursor != sheet->cursor_drag->type)
3840 gdk_cursor_unref (sheet->cursor_drag);
3841 sheet->cursor_drag =
3842 gdk_cursor_new_for_display (display, new_cursor);
3844 gdk_window_set_cursor (sheet->column_title_window,
3845 sheet->cursor_drag);
3850 new_cursor = GDK_TOP_LEFT_ARROW;
3851 if (!PSPPIRE_SHEET_IN_XDRAG (sheet) &&
3852 new_cursor != sheet->cursor_drag->type)
3854 gdk_cursor_unref (sheet->cursor_drag);
3855 sheet->cursor_drag =
3856 gdk_cursor_new_for_display (display, new_cursor);
3857 gdk_window_set_cursor (sheet->column_title_window,
3858 sheet->cursor_drag);
3862 else if (event->window == sheet->row_title_window)
3864 if (!PSPPIRE_SHEET_IN_SELECTION (sheet) &&
3865 on_row_boundary (sheet, y, &row))
3867 new_cursor = GDK_SB_V_DOUBLE_ARROW;
3868 if (new_cursor != sheet->cursor_drag->type)
3870 gdk_cursor_unref (sheet->cursor_drag);
3871 sheet->cursor_drag =
3872 gdk_cursor_new_for_display (display, new_cursor);
3873 gdk_window_set_cursor (sheet->row_title_window,
3874 sheet->cursor_drag);
3879 new_cursor = GDK_TOP_LEFT_ARROW;
3880 if (!PSPPIRE_SHEET_IN_YDRAG (sheet) &&
3881 new_cursor != sheet->cursor_drag->type)
3883 gdk_cursor_unref (sheet->cursor_drag);
3884 sheet->cursor_drag =
3885 gdk_cursor_new_for_display (display, new_cursor);
3886 gdk_window_set_cursor (sheet->row_title_window,
3887 sheet->cursor_drag);
3892 new_cursor = GDK_PLUS;
3893 if ( event->window == sheet->sheet_window &&
3894 !POSSIBLE_DRAG (sheet, x, y, &row, &column) &&
3895 !PSPPIRE_SHEET_IN_DRAG (sheet) &&
3896 !POSSIBLE_RESIZE (sheet, x, y, &row, &column) &&
3897 !PSPPIRE_SHEET_IN_RESIZE (sheet) &&
3898 new_cursor != sheet->cursor_drag->type)
3900 gdk_cursor_unref (sheet->cursor_drag);
3901 sheet->cursor_drag = gdk_cursor_new_for_display (display, GDK_PLUS);
3902 gdk_window_set_cursor (sheet->sheet_window, sheet->cursor_drag);
3905 new_cursor = GDK_TOP_LEFT_ARROW;
3906 if ( event->window == sheet->sheet_window &&
3907 ! (POSSIBLE_RESIZE (sheet, x, y, &row, &column) ||
3908 PSPPIRE_SHEET_IN_RESIZE (sheet)) &&
3909 (POSSIBLE_DRAG (sheet, x, y, &row, &column) ||
3910 PSPPIRE_SHEET_IN_DRAG (sheet)) &&
3911 new_cursor != sheet->cursor_drag->type)
3913 gdk_cursor_unref (sheet->cursor_drag);
3914 sheet->cursor_drag = gdk_cursor_new_for_display (display, GDK_TOP_LEFT_ARROW);
3915 gdk_window_set_cursor (sheet->sheet_window, sheet->cursor_drag);
3918 new_cursor = GDK_SIZING;
3919 if ( event->window == sheet->sheet_window &&
3920 sheet->selection_mode != GTK_SELECTION_NONE &&
3921 !PSPPIRE_SHEET_IN_DRAG (sheet) &&
3922 (POSSIBLE_RESIZE (sheet, x, y, &row, &column) ||
3923 PSPPIRE_SHEET_IN_RESIZE (sheet)) &&
3924 new_cursor != sheet->cursor_drag->type)
3926 gdk_cursor_unref (sheet->cursor_drag);
3927 sheet->cursor_drag = gdk_cursor_new_for_display (display, GDK_SIZING);
3928 gdk_window_set_cursor (sheet->sheet_window, sheet->cursor_drag);
3932 gdk_window_get_pointer (widget->window, &x, &y, &mods);
3933 if (! (mods & GDK_BUTTON1_MASK)) return FALSE;
3935 if (PSPPIRE_SHEET_IN_XDRAG (sheet))
3937 if (event->x != sheet->x_drag)
3939 draw_xor_vline (sheet);
3940 sheet->x_drag = event->x;
3941 draw_xor_vline (sheet);
3947 if (PSPPIRE_SHEET_IN_YDRAG (sheet))
3949 if (event->y != sheet->y_drag)
3951 draw_xor_hline (sheet);
3952 sheet->y_drag = event->y;
3953 draw_xor_hline (sheet);
3959 if (PSPPIRE_SHEET_IN_DRAG (sheet))
3961 PsppireSheetRange aux;
3962 column = column_from_xpixel (sheet, x)- sheet->drag_cell.col;
3963 row = row_from_ypixel (sheet, y) - sheet->drag_cell.row;
3964 if (sheet->state == PSPPIRE_SHEET_COLUMN_SELECTED) row = 0;
3965 if (sheet->state == PSPPIRE_SHEET_ROW_SELECTED) column = 0;
3969 if (aux.row0 + row >= 0 && aux.rowi + row < psppire_axis_unit_count (sheet->vaxis) &&
3970 aux.col0 + column >= 0 && aux.coli + column < psppire_axis_unit_count (sheet->haxis))
3972 aux = sheet->drag_range;
3973 sheet->drag_range.row0 = sheet->range.row0 + row;
3974 sheet->drag_range.col0 = sheet->range.col0 + column;
3975 sheet->drag_range.rowi = sheet->range.rowi + row;
3976 sheet->drag_range.coli = sheet->range.coli + column;
3977 if (aux.row0 != sheet->drag_range.row0 ||
3978 aux.col0 != sheet->drag_range.col0)
3980 draw_xor_rectangle (sheet, aux);
3981 draw_xor_rectangle (sheet, sheet->drag_range);
3987 if (PSPPIRE_SHEET_IN_RESIZE (sheet))
3989 PsppireSheetRange aux;
3990 gint v_h, current_col, current_row, col_threshold, row_threshold;
3992 if (abs (x - psppire_axis_start_pixel (sheet->haxis, sheet->drag_cell.col)) >
3993 abs (y - psppire_axis_start_pixel (sheet->vaxis, sheet->drag_cell.row))) v_h = 2;
3995 current_col = column_from_xpixel (sheet, x);
3996 current_row = row_from_ypixel (sheet, y);
3997 column = current_col - sheet->drag_cell.col;
3998 row = current_row - sheet->drag_cell.row;
4000 /*use half of column width resp. row height as threshold to
4002 col_threshold = psppire_axis_start_pixel (sheet->haxis, current_col) +
4003 psppire_axis_unit_size (sheet->haxis, current_col) / 2;
4006 if (x < col_threshold)
4009 else if (column < 0)
4011 if (x > col_threshold)
4014 row_threshold = psppire_axis_start_pixel (sheet->vaxis, current_row) +
4015 psppire_axis_unit_size (sheet->vaxis, current_row)/2;
4018 if (y < row_threshold)
4023 if (y > row_threshold)
4027 if (sheet->state == PSPPIRE_SHEET_COLUMN_SELECTED) row = 0;
4028 if (sheet->state == PSPPIRE_SHEET_ROW_SELECTED) column = 0;
4038 if (aux.row0 + row >= 0 && aux.rowi + row < psppire_axis_unit_count (sheet->vaxis) &&
4039 aux.col0 + column >= 0 && aux.coli + column < psppire_axis_unit_count (sheet->haxis))
4041 aux = sheet->drag_range;
4042 sheet->drag_range = sheet->range;
4044 if (row < 0) sheet->drag_range.row0 = sheet->range.row0 + row;
4045 if (row > 0) sheet->drag_range.rowi = sheet->range.rowi + row;
4046 if (column < 0) sheet->drag_range.col0 = sheet->range.col0 + column;
4047 if (column > 0) sheet->drag_range.coli = sheet->range.coli + column;
4049 if (aux.row0 != sheet->drag_range.row0 ||
4050 aux.rowi != sheet->drag_range.rowi ||
4051 aux.col0 != sheet->drag_range.col0 ||
4052 aux.coli != sheet->drag_range.coli)
4054 draw_xor_rectangle (sheet, aux);
4055 draw_xor_rectangle (sheet, sheet->drag_range);
4061 psppire_sheet_get_pixel_info (sheet, x, y, &row, &column);
4063 if (sheet->state == PSPPIRE_SHEET_NORMAL && row == sheet->active_cell.row &&
4064 column == sheet->active_cell.col) return TRUE;
4066 if (PSPPIRE_SHEET_IN_SELECTION (sheet) && mods&GDK_BUTTON1_MASK)
4067 psppire_sheet_extend_selection (sheet, row, column);
4073 psppire_sheet_crossing_notify (GtkWidget *widget,
4074 GdkEventCrossing *event)
4076 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
4078 if (event->window == sheet->column_title_window)
4079 sheet->column_title_under = event->type == GDK_ENTER_NOTIFY;
4080 else if (event->window == sheet->row_title_window)
4081 sheet->row_title_under = event->type == GDK_ENTER_NOTIFY;
4083 if (event->type == GDK_LEAVE_NOTIFY)
4084 gtk_widget_hide (sheet->hover_window->window);
4091 psppire_sheet_focus_in (GtkWidget *w,
4092 GdkEventFocus *event)
4094 PsppireSheet *sheet = PSPPIRE_SHEET (w);
4096 gtk_widget_grab_focus (sheet->entry_widget);
4103 psppire_sheet_extend_selection (PsppireSheet *sheet, gint row, gint column)
4105 PsppireSheetRange range;
4109 if (row == sheet->selection_cell.row && column == sheet->selection_cell.col)
4112 if (sheet->selection_mode == GTK_SELECTION_SINGLE) return;
4114 gtk_widget_grab_focus (GTK_WIDGET (sheet));
4116 if (PSPPIRE_SHEET_IN_DRAG (sheet)) return;
4118 state = sheet->state;
4120 switch (sheet->state)
4122 case PSPPIRE_SHEET_ROW_SELECTED:
4123 column = psppire_axis_unit_count (sheet->haxis) - 1;
4125 case PSPPIRE_SHEET_COLUMN_SELECTED:
4126 row = psppire_axis_unit_count (sheet->vaxis) - 1;
4128 case PSPPIRE_SHEET_NORMAL:
4129 sheet->state = PSPPIRE_SHEET_RANGE_SELECTED;
4130 r = sheet->active_cell.row;
4131 c = sheet->active_cell.col;
4132 sheet->range.col0 = c;
4133 sheet->range.row0 = r;
4134 sheet->range.coli = c;
4135 sheet->range.rowi = r;
4136 psppire_sheet_range_draw_selection (sheet, sheet->range);
4137 case PSPPIRE_SHEET_RANGE_SELECTED:
4138 sheet->state = PSPPIRE_SHEET_RANGE_SELECTED;
4141 sheet->selection_cell.row = row;
4142 sheet->selection_cell.col = column;
4144 range.col0 = MIN (column, sheet->active_cell.col);
4145 range.coli = MAX (column, sheet->active_cell.col);
4146 range.row0 = MIN (row, sheet->active_cell.row);
4147 range.rowi = MAX (row, sheet->active_cell.row);
4149 if (range.row0 != sheet->range.row0 || range.rowi != sheet->range.rowi ||
4150 range.col0 != sheet->range.col0 || range.coli != sheet->range.coli ||
4151 state == PSPPIRE_SHEET_NORMAL)
4152 psppire_sheet_real_select_range (sheet, &range);
4157 psppire_sheet_entry_key_press (GtkWidget *widget,
4161 g_signal_emit_by_name (widget, "key_press_event", key, &focus);
4166 /* Number of rows in a step-increment */
4167 #define ROWS_PER_STEP 1
4171 page_vertical (PsppireSheet *sheet, GtkScrollType dir)
4173 gint old_row = sheet->active_cell.row ;
4174 glong vpixel = psppire_axis_start_pixel (sheet->vaxis, old_row);
4178 vpixel -= psppire_axis_start_pixel (sheet->vaxis,
4179 min_visible_row (sheet));
4183 case GTK_SCROLL_PAGE_DOWN:
4184 gtk_adjustment_set_value (sheet->vadjustment,
4185 sheet->vadjustment->value +
4186 sheet->vadjustment->page_increment);
4188 case GTK_SCROLL_PAGE_UP:
4189 gtk_adjustment_set_value (sheet->vadjustment,
4190 sheet->vadjustment->value -
4191 sheet->vadjustment->page_increment);
4195 g_assert_not_reached ();
4200 vpixel += psppire_axis_start_pixel (sheet->vaxis,
4201 min_visible_row (sheet));
4203 new_row = row_from_ypixel (sheet, vpixel);
4205 change_active_cell (sheet, new_row,
4206 sheet->active_cell.col);
4211 step_sheet (PsppireSheet *sheet, GtkScrollType dir)
4213 gint current_row = sheet->active_cell.row;
4214 gint current_col = sheet->active_cell.col;
4215 PsppireSheetCell new_cell ;
4216 gboolean forbidden = FALSE;
4218 new_cell.row = current_row;
4219 new_cell.col = current_col;
4223 case GTK_SCROLL_STEP_DOWN:
4226 case GTK_SCROLL_STEP_UP:
4229 case GTK_SCROLL_STEP_RIGHT:
4232 case GTK_SCROLL_STEP_LEFT:
4235 case GTK_SCROLL_STEP_FORWARD:
4238 psppire_sheet_model_get_column_count (sheet->model))
4244 case GTK_SCROLL_STEP_BACKWARD:
4246 if (new_cell.col < 0)
4249 psppire_sheet_model_get_column_count (sheet->model) - 1;
4254 g_assert_not_reached ();
4258 g_signal_emit (sheet, sheet_signals[TRAVERSE], 0,
4259 &sheet->active_cell,
4267 maximize_int (&new_cell.row, 0);
4268 maximize_int (&new_cell.col, 0);
4270 minimize_int (&new_cell.row,
4271 psppire_axis_unit_count (sheet->vaxis) - 1);
4273 minimize_int (&new_cell.col,
4274 psppire_axis_unit_count (sheet->haxis) - 1);
4276 change_active_cell (sheet, new_cell.row, new_cell.col);
4279 if ( new_cell.col > max_fully_visible_column (sheet))
4282 psppire_axis_start_pixel (sheet->haxis,
4284 hpos -= sheet->hadjustment->page_size;
4286 gtk_adjustment_set_value (sheet->hadjustment,
4289 else if ( new_cell.col < min_fully_visible_column (sheet))
4292 psppire_axis_start_pixel (sheet->haxis,
4295 gtk_adjustment_set_value (sheet->hadjustment,
4300 if ( new_cell.row > max_fully_visible_row (sheet))
4303 psppire_axis_start_pixel (sheet->vaxis,
4305 vpos -= sheet->vadjustment->page_size;
4307 gtk_adjustment_set_value (sheet->vadjustment,
4310 else if ( new_cell.row < min_fully_visible_row (sheet))
4313 psppire_axis_start_pixel (sheet->vaxis,
4316 gtk_adjustment_set_value (sheet->vadjustment,
4320 gtk_widget_grab_focus (GTK_WIDGET (sheet->entry_widget));
4325 psppire_sheet_key_press (GtkWidget *widget,
4328 PsppireSheet *sheet = PSPPIRE_SHEET (widget);
4330 PSPPIRE_SHEET_UNSET_FLAGS (sheet, PSPPIRE_SHEET_IN_SELECTION);
4332 switch (key->keyval)
4335 step_sheet (sheet, GTK_SCROLL_STEP_FORWARD);
4338 step_sheet (sheet, GTK_SCROLL_STEP_RIGHT);
4340 case GDK_ISO_Left_Tab:
4341 step_sheet (sheet, GTK_SCROLL_STEP_BACKWARD);
4344 step_sheet (sheet, GTK_SCROLL_STEP_LEFT);
4348 step_sheet (sheet, GTK_SCROLL_STEP_DOWN);
4351 step_sheet (sheet, GTK_SCROLL_STEP_UP);
4355 page_vertical (sheet, GTK_SCROLL_PAGE_DOWN);
4358 page_vertical (sheet, GTK_SCROLL_PAGE_UP);
4362 gtk_adjustment_set_value (sheet->vadjustment,
4363 sheet->vadjustment->lower);
4365 change_active_cell (sheet, 0,
4366 sheet->active_cell.col);
4371 gtk_adjustment_set_value (sheet->vadjustment,
4372 sheet->vadjustment->upper -
4373 sheet->vadjustment->page_size -
4374 sheet->vadjustment->page_increment);
4377 change_active_cellx (sheet,
4378 psppire_axis_unit_count (sheet->vaxis) - 1,
4379 sheet->active_cell.col);
4383 psppire_sheet_real_cell_clear (sheet, sheet->active_cell.row, sheet->active_cell.col);
4394 psppire_sheet_size_request (GtkWidget *widget,
4395 GtkRequisition *requisition)
4397 PsppireSheet *sheet;
4399 g_return_if_fail (widget != NULL);
4400 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
4401 g_return_if_fail (requisition != NULL);
4403 sheet = PSPPIRE_SHEET (widget);
4405 requisition->width = 3 * DEFAULT_COLUMN_WIDTH;
4406 requisition->height = 3 * DEFAULT_ROW_HEIGHT;
4408 /* compute the size of the column title area */
4409 if (sheet->column_titles_visible)
4410 requisition->height += sheet->column_title_area.height;
4412 /* compute the size of the row title area */
4413 if (sheet->row_titles_visible)
4414 requisition->width += sheet->row_title_area.width;
4419 psppire_sheet_size_allocate (GtkWidget *widget,
4420 GtkAllocation *allocation)
4422 PsppireSheet *sheet;
4423 GtkAllocation sheet_allocation;
4426 g_return_if_fail (widget != NULL);
4427 g_return_if_fail (PSPPIRE_IS_SHEET (widget));
4428 g_return_if_fail (allocation != NULL);
4430 sheet = PSPPIRE_SHEET (widget);
4431 widget->allocation = *allocation;
4432 border_width = GTK_CONTAINER (widget)->border_width;
4434 if (GTK_WIDGET_REALIZED (widget))
4435 gdk_window_move_resize (widget->window,
4436 allocation->x + border_width,
4437 allocation->y + border_width,
4438 allocation->width - 2 * border_width,
4439 allocation->height - 2 * border_width);
4441 sheet_allocation.x = 0;
4442 sheet_allocation.y = 0;
4443 sheet_allocation.width = allocation->width - 2 * border_width;
4444 sheet_allocation.height = allocation->height - 2 * border_width;
4446 if (GTK_WIDGET_REALIZED (widget))
4447 gdk_window_move_resize (sheet->sheet_window,
4450 sheet_allocation.width,
4451 sheet_allocation.height);
4453 /* position the window which holds the column title buttons */
4454 sheet->column_title_area.x = 0;
4455 sheet->column_title_area.y = 0;
4456 sheet->column_title_area.width = sheet_allocation.width ;
4459 /* position the window which holds the row title buttons */
4460 sheet->row_title_area.x = 0;
4461 sheet->row_title_area.y = 0;
4462 sheet->row_title_area.height = sheet_allocation.height;
4464 if (sheet->row_titles_visible)
4465 sheet->column_title_area.x += sheet->row_title_area.width;
4467 if (sheet->column_titles_visible)
4468 sheet->row_title_area.y += sheet->column_title_area.height;
4470 if (GTK_WIDGET_REALIZED (widget) && sheet->column_titles_visible)
4471 gdk_window_move_resize (sheet->column_title_window,
4472 sheet->column_title_area.x,
4473 sheet->column_title_area.y,
4474 sheet->column_title_area.width,
4475 sheet->column_title_area.height);
4478 if (GTK_WIDGET_REALIZED (widget) && sheet->row_titles_visible)
4479 gdk_window_move_resize (sheet->row_title_window,
4480 sheet->row_title_area.x,
4481 sheet->row_title_area.y,
4482 sheet->row_title_area.width,
4483 sheet->row_title_area.height);
4485 size_allocate_global_button (sheet);
4489 gint width = sheet->column_title_area.width;
4491 if ( sheet->row_titles_visible)
4492 width -= sheet->row_title_area.width;
4494 g_object_set (sheet->haxis,
4495 "minimum-extent", width,
4502 gint height = sheet->row_title_area.height;
4504 if ( sheet->column_titles_visible)
4505 height -= sheet->column_title_area.height;
4507 g_object_set (sheet->vaxis,
4508 "minimum-extent", height,
4513 /* set the scrollbars adjustments */
4514 adjust_scrollbars (sheet);
4518 draw_column_title_buttons (PsppireSheet *sheet)
4522 if (!sheet->column_titles_visible) return;
4523 if (!GTK_WIDGET_REALIZED (sheet))
4526 gdk_drawable_get_size (sheet->sheet_window, &width, NULL);
4529 if (sheet->row_titles_visible)
4531 x = sheet->row_title_area.width;
4534 if (sheet->column_title_area.width != width || sheet->column_title_area.x != x)
4536 sheet->column_title_area.width = width;
4537 sheet->column_title_area.x = x;
4538 gdk_window_move_resize (sheet->column_title_window,
4539 sheet->column_title_area.x,
4540 sheet->column_title_area.y,
4541 sheet->column_title_area.width,
4542 sheet->column_title_area.height);
4545 if (max_visible_column (sheet) ==
4546 psppire_axis_unit_count (sheet->haxis) - 1)
4547 gdk_window_clear_area (sheet->column_title_window,
4549 sheet->column_title_area.width,
4550 sheet->column_title_area.height);
4552 if (!GTK_WIDGET_DRAWABLE (sheet)) return;
4554 draw_column_title_buttons_range (sheet, min_visible_column (sheet),
4555 max_visible_column (sheet));
4559 draw_row_title_buttons (PsppireSheet *sheet)
4564 if (!sheet->row_titles_visible) return;
4565 if (!GTK_WIDGET_REALIZED (sheet))
4568 gdk_drawable_get_size (sheet->sheet_window, NULL, &height);
4570 if (sheet->column_titles_visible)
4572 y = sheet->column_title_area.height;
4575 if (sheet->row_title_area.height != height || sheet->row_title_area.y != y)
4577 sheet->row_title_area.y = y;
4578 sheet->row_title_area.height = height;
4579 gdk_window_move_resize (sheet->row_title_window,
4580 sheet->row_title_area.x,
4581 sheet->row_title_area.y,
4582 sheet->row_title_area.width,
4583 sheet->row_title_area.height);
4586 if (max_visible_row (sheet) == psppire_axis_unit_count (sheet->vaxis) - 1)
4587 gdk_window_clear_area (sheet->row_title_window,
4589 sheet->row_title_area.width,
4590 sheet->row_title_area.height);
4592 if (!GTK_WIDGET_DRAWABLE (sheet)) return;
4594 draw_row_title_buttons_range (sheet, min_visible_row (sheet),
4595 max_visible_row (sheet));
4600 psppire_sheet_size_allocate_entry (PsppireSheet *sheet)
4602 GtkAllocation entry_alloc;
4603 PsppireSheetCellAttr attributes = { 0 };
4604 GtkEntry *sheet_entry;
4606 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
4607 if (!GTK_WIDGET_MAPPED (GTK_WIDGET (sheet))) return;
4609 sheet_entry = psppire_sheet_get_entry (sheet);
4611 if ( ! psppire_sheet_get_attributes (sheet, sheet->active_cell.row,
4612 sheet->active_cell.col,
4616 if ( GTK_WIDGET_REALIZED (sheet->entry_widget) )
4618 GtkStyle *style = GTK_WIDGET (sheet_entry)->style;
4620 style->bg[GTK_STATE_NORMAL] = attributes.background;
4621 style->fg[GTK_STATE_NORMAL] = attributes.foreground;
4622 style->text[GTK_STATE_NORMAL] = attributes.foreground;
4623 style->bg[GTK_STATE_ACTIVE] = attributes.background;
4624 style->fg[GTK_STATE_ACTIVE] = attributes.foreground;
4625 style->text[GTK_STATE_ACTIVE] = attributes.foreground;
4628 rectangle_from_cell (sheet, sheet->active_cell.row,
4629 sheet->active_cell.col, &entry_alloc);
4631 entry_alloc.x += sheet->cell_padding->left;
4632 entry_alloc.y += sheet->cell_padding->right;
4633 entry_alloc.width -= sheet->cell_padding->left + sheet->cell_padding->right;
4634 entry_alloc.height -= sheet->cell_padding->top + sheet->cell_padding->bottom;
4637 gtk_widget_set_size_request (sheet->entry_widget, entry_alloc.width,
4638 entry_alloc.height);
4639 gtk_widget_size_allocate (sheet->entry_widget, &entry_alloc);
4643 /* Copy the sheet's font to the entry widget */
4645 set_entry_widget_font (PsppireSheet *sheet)
4647 GtkRcStyle *style = gtk_widget_get_modifier_style (sheet->entry_widget);
4649 pango_font_description_free (style->font_desc);
4650 style->font_desc = pango_font_description_copy (GTK_WIDGET (sheet)->style->font_desc);
4652 gtk_widget_modify_style (sheet->entry_widget, style);
4656 create_sheet_entry (PsppireSheet *sheet)
4658 if (sheet->entry_widget)
4660 gtk_widget_unparent (sheet->entry_widget);
4663 sheet->entry_widget = g_object_new (sheet->entry_type, NULL);
4664 g_object_ref_sink (sheet->entry_widget);
4666 gtk_widget_size_request (sheet->entry_widget, NULL);
4668 if ( GTK_IS_ENTRY (sheet->entry_widget))
4670 g_object_set (sheet->entry_widget,
4675 if (GTK_WIDGET_REALIZED (sheet))
4677 gtk_widget_set_parent_window (sheet->entry_widget, sheet->sheet_window);
4678 gtk_widget_set_parent (sheet->entry_widget, GTK_WIDGET (sheet));
4679 gtk_widget_realize (sheet->entry_widget);
4682 g_signal_connect_swapped (sheet->entry_widget, "key_press_event",
4683 G_CALLBACK (psppire_sheet_entry_key_press),
4686 set_entry_widget_font (sheet);
4688 gtk_widget_show (sheet->entry_widget);
4692 /* Finds the last child widget that happens to be of type GtkEntry */
4694 find_entry (GtkWidget *w, gpointer user_data)
4696 GtkWidget **entry = user_data;
4697 if ( GTK_IS_ENTRY (w))
4705 psppire_sheet_get_entry (PsppireSheet *sheet)
4707 GtkWidget *w = sheet->entry_widget;
4709 g_return_val_if_fail (sheet != NULL, NULL);
4710 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), NULL);
4711 g_return_val_if_fail (sheet->entry_widget != NULL, NULL);
4713 while (! GTK_IS_ENTRY (w))
4715 GtkWidget *entry = NULL;
4717 if (GTK_IS_CONTAINER (w))
4719 gtk_container_forall (GTK_CONTAINER (w), find_entry, &entry);
4728 return GTK_ENTRY (w);
4733 draw_button (PsppireSheet *sheet, GdkWindow *window,
4734 PsppireSheetButton *button, gboolean is_sensitive,
4735 GdkRectangle allocation)
4737 GtkShadowType shadow_type;
4738 gint text_width = 0, text_height = 0;
4739 PangoAlignment align = PANGO_ALIGN_LEFT;
4745 g_return_if_fail (sheet != NULL);
4746 g_return_if_fail (button != NULL);
4749 rtl = gtk_widget_get_direction (GTK_WIDGET (sheet)) == GTK_TEXT_DIR_RTL;
4751 gdk_window_clear_area (window,
4752 allocation.x, allocation.y,
4753 allocation.width, allocation.height);
4755 gtk_widget_ensure_style (sheet->button);
4757 gtk_paint_box (sheet->button->style, window,
4758 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
4760 GTK_WIDGET (sheet->button),
4762 allocation.x, allocation.y,
4763 allocation.width, allocation.height);
4765 state = button->state;
4766 if (!is_sensitive) state = GTK_STATE_INSENSITIVE;
4768 if (state == GTK_STATE_ACTIVE)
4769 shadow_type = GTK_SHADOW_IN;
4771 shadow_type = GTK_SHADOW_OUT;
4773 if (state != GTK_STATE_NORMAL && state != GTK_STATE_INSENSITIVE)
4774 gtk_paint_box (sheet->button->style, window,
4775 button->state, shadow_type,
4776 &allocation, GTK_WIDGET (sheet->button),
4778 allocation.x, allocation.y,
4779 allocation.width, allocation.height);
4781 if ( button->overstruck)
4783 GdkPoint points[2] = {
4784 {allocation.x, allocation.y},
4785 {allocation.x + allocation.width,
4786 allocation.y + allocation.height}
4789 gtk_paint_polygon (sheet->button->style,
4801 if (button->label_visible)
4803 text_height = DEFAULT_ROW_HEIGHT -
4804 2 * COLUMN_TITLES_HEIGHT;
4806 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->fg_gc[button->state],
4808 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->white_gc,
4811 allocation.y += 2 * sheet->button->style->ythickness;
4813 if (button->label && strlen (button->label) > 0)
4815 PangoRectangle rect;
4816 gchar *line = button->label;
4818 PangoLayout *layout = NULL;
4819 gint real_x = allocation.x;
4820 gint real_y = allocation.y;
4822 layout = gtk_widget_create_pango_layout (GTK_WIDGET (sheet), line);
4823 pango_layout_get_extents (layout, NULL, &rect);
4825 text_width = PANGO_PIXELS (rect.width);
4826 switch (button->justification)
4828 case GTK_JUSTIFY_LEFT:
4829 real_x = allocation.x + COLUMN_TITLES_HEIGHT;
4830 align = rtl ? PANGO_ALIGN_RIGHT : PANGO_ALIGN_LEFT;
4832 case GTK_JUSTIFY_RIGHT:
4833 real_x = allocation.x + allocation.width - text_width - COLUMN_TITLES_HEIGHT;
4834 align = rtl ? PANGO_ALIGN_LEFT : PANGO_ALIGN_RIGHT;
4836 case GTK_JUSTIFY_CENTER:
4838 real_x = allocation.x + (allocation.width - text_width)/2;
4839 align = rtl ? PANGO_ALIGN_RIGHT : PANGO_ALIGN_LEFT;
4840 pango_layout_set_justify (layout, TRUE);
4842 pango_layout_set_alignment (layout, align);
4843 gtk_paint_layout (GTK_WIDGET (sheet)->style,
4852 g_object_unref (layout);
4855 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->fg_gc[button->state],
4857 gdk_gc_set_clip_rectangle (GTK_WIDGET (sheet)->style->white_gc, NULL);
4861 psppire_sheet_button_free (button);
4865 /* Draw the column title buttons FIRST through to LAST */
4867 draw_column_title_buttons_range (PsppireSheet *sheet, gint first, gint last)
4871 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
4873 if (!sheet->column_titles_visible) return;
4875 g_return_if_fail (first >= min_visible_column (sheet));
4876 g_return_if_fail (last <= max_visible_column (sheet));
4879 rect.height = sheet->column_title_area.height;
4880 rect.x = psppire_axis_start_pixel (sheet->haxis, first) + CELL_SPACING;
4881 rect.width = psppire_axis_start_pixel (sheet->haxis, last) + CELL_SPACING
4882 + psppire_axis_unit_size (sheet->haxis, last);
4884 rect.x -= sheet->hadjustment->value;
4886 minimize_int (&rect.width, sheet->column_title_area.width);
4887 maximize_int (&rect.x, 0);
4889 gdk_window_begin_paint_rect (sheet->column_title_window, &rect);
4891 for (col = first ; col <= last ; ++col)
4893 GdkRectangle allocation;
4894 gboolean is_sensitive = FALSE;
4896 PsppireSheetButton *
4897 button = psppire_sheet_model_get_column_button (sheet->model, col);
4899 allocation.x = psppire_axis_start_pixel (sheet->haxis, col)
4901 allocation.x -= sheet->hadjustment->value;
4903 allocation.height = sheet->column_title_area.height;
4904 allocation.width = psppire_axis_unit_size (sheet->haxis, col);
4905 is_sensitive = psppire_sheet_model_get_column_sensitivity (sheet->model, col);
4907 draw_button (sheet, sheet->column_title_window,
4908 button, is_sensitive, allocation);
4911 gdk_window_end_paint (sheet->column_title_window);
4916 draw_row_title_buttons_range (PsppireSheet *sheet, gint first, gint last)
4920 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
4922 if (!sheet->row_titles_visible) return;
4924 g_return_if_fail (first >= min_visible_row (sheet));
4925 g_return_if_fail (last <= max_visible_row (sheet));
4928 rect.width = sheet->row_title_area.width;
4929 rect.y = psppire_axis_start_pixel (sheet->vaxis, first) + CELL_SPACING;
4930 rect.height = psppire_axis_start_pixel (sheet->vaxis, last) + CELL_SPACING
4931 + psppire_axis_unit_size (sheet->vaxis, last);
4933 rect.y -= sheet->vadjustment->value;
4935 minimize_int (&rect.height, sheet->row_title_area.height);
4936 maximize_int (&rect.y, 0);
4938 gdk_window_begin_paint_rect (sheet->row_title_window, &rect);
4939 for (row = first; row <= last; ++row)
4941 GdkRectangle allocation;
4943 gboolean is_sensitive = FALSE;
4945 PsppireSheetButton *button =
4946 psppire_sheet_model_get_row_button (sheet->model, row);
4948 allocation.y = psppire_axis_start_pixel (sheet->vaxis, row)
4950 allocation.y -= sheet->vadjustment->value;
4952 allocation.width = sheet->row_title_area.width;
4953 allocation.height = psppire_axis_unit_size (sheet->vaxis, row);
4954 is_sensitive = psppire_sheet_model_get_row_sensitivity (sheet->model, row);
4956 draw_button (sheet, sheet->row_title_window,
4957 button, is_sensitive, allocation);
4960 gdk_window_end_paint (sheet->row_title_window);
4967 * vadjustment_value_changed
4968 * hadjustment_value_changed */
4972 update_adjustment (GtkAdjustment *adj, PsppireAxis *axis, gint page_size)
4975 (adj->value + adj->page_size)
4977 (adj->upper - adj->lower);
4979 const glong last_item = psppire_axis_unit_count (axis) - 1;
4981 if (isnan (position) || position < 0)
4985 psppire_axis_start_pixel (axis, last_item)
4987 psppire_axis_unit_size (axis, last_item)
4991 adj->page_size = page_size;
4994 adj->value = position * (adj->upper - adj->lower) - adj->page_size;
4996 if ( adj->value < adj->lower)
4997 adj->value = adj->lower;
5000 gtk_adjustment_changed (adj);
5005 adjust_scrollbars (PsppireSheet *sheet)
5009 if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
5012 gdk_drawable_get_size (sheet->sheet_window, &width, &height);
5014 if ( sheet->row_titles_visible)
5015 width -= sheet->row_title_area.width;
5017 if (sheet->column_titles_visible)
5018 height -= sheet->column_title_area.height;
5020 if (sheet->vadjustment)
5022 glong last_row = psppire_axis_unit_count (sheet->vaxis) - 1;
5024 sheet->vadjustment->step_increment =
5026 psppire_axis_unit_size (sheet->vaxis, last_row);
5028 sheet->vadjustment->page_increment =
5030 sheet->column_title_area.height -
5031 psppire_axis_unit_size (sheet->vaxis, last_row);
5033 update_adjustment (sheet->vadjustment, sheet->vaxis, height);
5036 if (sheet->hadjustment)
5038 gint last_col = psppire_axis_unit_count (sheet->haxis) - 1;
5039 sheet->hadjustment->step_increment = 1;
5041 sheet->hadjustment->page_increment = width;
5043 sheet->hadjustment->upper =
5044 psppire_axis_start_pixel (sheet->haxis, last_col)
5046 psppire_axis_unit_size (sheet->haxis, last_col)
5049 update_adjustment (sheet->hadjustment, sheet->haxis, width);
5053 /* Subtracts the region of WIDGET from REGION */
5055 subtract_widget_region (GdkRegion *region, GtkWidget *widget)
5058 GdkRectangle intersect;
5061 gdk_region_get_clipbox (region, &rect);
5062 gtk_widget_intersect (widget,
5066 region2 = gdk_region_rectangle (&intersect);
5067 gdk_region_subtract (region, region2);
5068 gdk_region_destroy (region2);
5072 vadjustment_value_changed (GtkAdjustment *adjustment,
5076 PsppireSheet *sheet = PSPPIRE_SHEET (data);
5078 g_return_if_fail (adjustment != NULL);
5080 if ( ! GTK_WIDGET_REALIZED (sheet)) return;
5082 gtk_widget_hide (sheet->entry_widget);
5085 gdk_drawable_get_visible_region (GDK_DRAWABLE (sheet->sheet_window));
5087 subtract_widget_region (region, sheet->button);
5088 gdk_window_begin_paint_region (sheet->sheet_window, region);
5090 draw_sheet_region (sheet, region);
5092 draw_row_title_buttons (sheet);
5093 psppire_sheet_draw_active_cell (sheet);
5095 gdk_window_end_paint (sheet->sheet_window);
5096 gdk_region_destroy (region);
5101 hadjustment_value_changed (GtkAdjustment *adjustment,
5105 PsppireSheet *sheet = PSPPIRE_SHEET (data);
5107 g_return_if_fail (adjustment != NULL);
5109 if ( ! GTK_WIDGET_REALIZED (sheet)) return;
5111 gtk_widget_hide (sheet->entry_widget);
5115 gdk_drawable_get_visible_region (GDK_DRAWABLE (sheet->sheet_window));
5117 subtract_widget_region (region, sheet->button);
5118 gdk_window_begin_paint_region (sheet->sheet_window, region);
5120 draw_sheet_region (sheet, region);
5122 draw_column_title_buttons (sheet);
5124 psppire_sheet_draw_active_cell (sheet);
5126 gdk_window_end_paint (sheet->sheet_window);
5128 gdk_region_destroy (region);
5132 /* COLUMN RESIZING */
5134 draw_xor_vline (PsppireSheet *sheet)
5137 gint xpos = sheet->x_drag;
5138 gdk_drawable_get_size (sheet->sheet_window,
5141 if (sheet->row_titles_visible)
5142 xpos += sheet->row_title_area.width;
5144 gdk_draw_line (GTK_WIDGET (sheet)->window, sheet->xor_gc,
5146 sheet->column_title_area.height,
5148 height + CELL_SPACING);
5153 draw_xor_hline (PsppireSheet *sheet)
5157 gint ypos = sheet->y_drag;
5159 gdk_drawable_get_size (sheet->sheet_window,
5163 if (sheet->column_titles_visible)
5164 ypos += sheet->column_title_area.height;
5166 gdk_draw_line (GTK_WIDGET (sheet)->window, sheet->xor_gc,
5167 sheet->row_title_area.width,
5169 width + CELL_SPACING,
5173 /* SELECTED RANGE */
5175 draw_xor_rectangle (PsppireSheet *sheet, PsppireSheetRange range)
5178 GdkRectangle clip_area, area;
5181 area.x = psppire_axis_start_pixel (sheet->haxis, range.col0);
5182 area.y = psppire_axis_start_pixel (sheet->vaxis, range.row0);
5183 area.width = psppire_axis_start_pixel (sheet->haxis, range.coli)- area.x+
5184 psppire_axis_unit_size (sheet->haxis, range.coli);
5185 area.height = psppire_axis_start_pixel (sheet->vaxis, range.rowi)- area.y +
5186 psppire_axis_unit_size (sheet->vaxis, range.rowi);
5188 clip_area.x = sheet->row_title_area.width;
5189 clip_area.y = sheet->column_title_area.height;
5191 gdk_drawable_get_size (sheet->sheet_window,
5192 &clip_area.width, &clip_area.height);
5194 if (!sheet->row_titles_visible) clip_area.x = 0;
5195 if (!sheet->column_titles_visible) clip_area.y = 0;
5199 area.width = area.width + area.x;
5202 if (area.width > clip_area.width) area.width = clip_area.width + 10;
5205 area.height = area.height + area.y;
5208 if (area.height > clip_area.height) area.height = clip_area.height + 10;
5212 clip_area.width += 3;
5213 clip_area.height += 3;
5215 gdk_gc_get_values (sheet->xor_gc, &values);
5217 gdk_gc_set_clip_rectangle (sheet->xor_gc, &clip_area);
5219 gdk_draw_rectangle (sheet->sheet_window,
5222 area.x + i, area.y + i,
5223 area.width - 2 * i, area.height - 2 * i);
5226 gdk_gc_set_clip_rectangle (sheet->xor_gc, NULL);
5228 gdk_gc_set_foreground (sheet->xor_gc, &values.foreground);
5233 set_column_width (PsppireSheet *sheet,
5237 g_return_if_fail (sheet != NULL);
5238 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
5240 if (column < 0 || column >= psppire_axis_unit_count (sheet->haxis))
5246 psppire_axis_resize (sheet->haxis, column,
5247 width - sheet->cell_padding->left -
5248 sheet->cell_padding->right);
5250 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
5252 draw_column_title_buttons (sheet);
5253 adjust_scrollbars (sheet);
5254 psppire_sheet_size_allocate_entry (sheet);
5255 redraw_range (sheet, NULL);
5260 set_row_height (PsppireSheet *sheet,
5264 g_return_if_fail (sheet != NULL);
5265 g_return_if_fail (PSPPIRE_IS_SHEET (sheet));
5267 if (row < 0 || row >= psppire_axis_unit_count (sheet->vaxis))
5273 psppire_axis_resize (sheet->vaxis, row,
5274 height - sheet->cell_padding->top -
5275 sheet->cell_padding->bottom);
5277 if (GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)) )
5279 draw_row_title_buttons (sheet);
5280 adjust_scrollbars (sheet);
5281 psppire_sheet_size_allocate_entry (sheet);
5282 redraw_range (sheet, NULL);
5287 psppire_sheet_get_attributes (const PsppireSheet *sheet, gint row, gint col,
5288 PsppireSheetCellAttr *attr)
5291 const GtkJustification *j ;
5292 GdkColormap *colormap;
5294 g_return_val_if_fail (sheet != NULL, FALSE);
5295 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), FALSE);
5297 if (row < 0 || col < 0) return FALSE;
5299 attr->foreground = GTK_WIDGET (sheet)->style->black;
5300 attr->background = sheet->color[BG_COLOR];
5302 attr->border.width = 0;
5303 attr->border.line_style = GDK_LINE_SOLID;
5304 attr->border.cap_style = GDK_CAP_NOT_LAST;
5305 attr->border.join_style = GDK_JOIN_MITER;
5306 attr->border.mask = 0;
5307 attr->border.color = GTK_WIDGET (sheet)->style->black;
5309 colormap = gtk_widget_get_colormap (GTK_WIDGET (sheet));
5310 fg = psppire_sheet_model_get_foreground (sheet->model, row, col);
5313 gdk_colormap_alloc_color (colormap, fg, TRUE, TRUE);
5314 attr->foreground = *fg;
5317 bg = psppire_sheet_model_get_background (sheet->model, row, col);
5320 gdk_colormap_alloc_color (colormap, bg, TRUE, TRUE);
5321 attr->background = *bg;
5324 attr->justification =
5325 psppire_sheet_model_get_column_justification (sheet->model, col);
5327 j = psppire_sheet_model_get_justification (sheet->model, row, col);
5329 attr->justification = *j;
5335 psppire_sheet_button_size_request (PsppireSheet *sheet,
5336 const PsppireSheetButton *button,
5337 GtkRequisition *button_requisition)
5339 GtkRequisition requisition;
5340 GtkRequisition label_requisition;
5342 label_requisition.height = DEFAULT_ROW_HEIGHT;
5343 label_requisition.width = COLUMN_MIN_WIDTH;
5345 requisition.height = DEFAULT_ROW_HEIGHT;
5346 requisition.width = COLUMN_MIN_WIDTH;
5349 *button_requisition = requisition;
5350 button_requisition->width = MAX (requisition.width, label_requisition.width);
5351 button_requisition->height = MAX (requisition.height, label_requisition.height);
5356 psppire_sheet_forall (GtkContainer *container,
5357 gboolean include_internals,
5358 GtkCallback callback,
5359 gpointer callback_data)
5361 PsppireSheet *sheet = PSPPIRE_SHEET (container);
5363 g_return_if_fail (callback != NULL);
5365 if (sheet->button && sheet->button->parent)
5366 (* callback) (sheet->button, callback_data);
5368 if (sheet->entry_widget && GTK_IS_CONTAINER (sheet->entry_widget))
5369 (* callback) (sheet->entry_widget, callback_data);
5374 psppire_sheet_get_model (const PsppireSheet *sheet)
5376 g_return_val_if_fail (PSPPIRE_IS_SHEET (sheet), NULL);
5378 return sheet->model;
5382 PsppireSheetButton *
5383 psppire_sheet_button_new (void)
5385 PsppireSheetButton *button = g_malloc (sizeof (PsppireSheetButton));
5387 button->state = GTK_STATE_NORMAL;
5388 button->label = NULL;
5389 button->label_visible = TRUE;
5390 button->justification = GTK_JUSTIFY_FILL;
5391 button->overstruck = FALSE;
5398 psppire_sheet_button_free (PsppireSheetButton *button)
5400 if (!button) return ;
5402 g_free (button->label);
5407 append_cell_text (GString *string, const PsppireSheet *sheet, gint r, gint c)
5409 gchar *celltext = psppire_sheet_cell_get_text (sheet, r, c);
5411 if ( NULL == celltext)
5414 g_string_append (string, celltext);
5420 range_to_text (const PsppireSheet *sheet)
5425 if ( !psppire_sheet_range_isvisible (sheet, &sheet->range))
5428 string = g_string_sized_new (80);
5430 for (r = sheet->range.row0; r <= sheet->range.rowi; ++r)
5432 for (c = sheet->range.col0; c < sheet->range.coli; ++c)
5434 append_cell_text (string, sheet, r, c);
5435 g_string_append (string, "\t");
5437 append_cell_text (string, sheet, r, c);
5438 if ( r < sheet->range.rowi)
5439 g_string_append (string, "\n");
5446 range_to_html (const PsppireSheet *sheet)
5451 if ( !psppire_sheet_range_isvisible (sheet, &sheet->range))
5454 string = g_string_sized_new (480);
5456 g_string_append (string, "<html>\n");
5457 g_string_append (string, "<body>\n");
5458 g_string_append (string, "<table>\n");
5459 for (r = sheet->range.row0; r <= sheet->range.rowi; ++r)
5461 g_string_append (string, "<tr>\n");
5462 for (c = sheet->range.col0; c <= sheet->range.coli; ++c)
5464 g_string_append (string, "<td>");
5465 append_cell_text (string, sheet, r, c);
5466 g_string_append (string, "</td>\n");
5468 g_string_append (string, "</tr>\n");
5470 g_string_append (string, "</table>\n");
5471 g_string_append (string, "</body>\n");
5472 g_string_append (string, "</html>\n");
5484 primary_get_cb (GtkClipboard *clipboard,
5485 GtkSelectionData *selection_data,
5489 PsppireSheet *sheet = PSPPIRE_SHEET (data);
5490 GString *string = NULL;
5494 case SELECT_FMT_TEXT:
5495 string = range_to_text (sheet);
5497 case SELECT_FMT_HTML:
5498 string = range_to_html (sheet);
5501 g_assert_not_reached ();
5504 gtk_selection_data_set (selection_data, selection_data->target,
5506 (const guchar *) string->str, string->len);
5507 g_string_free (string, TRUE);
5511 primary_clear_cb (GtkClipboard *clipboard,
5514 PsppireSheet *sheet = PSPPIRE_SHEET (data);
5515 if ( ! GTK_WIDGET_REALIZED (GTK_WIDGET (sheet)))
5518 psppire_sheet_real_unselect_range (sheet, NULL);
5522 psppire_sheet_update_primary_selection (PsppireSheet *sheet)
5524 static const GtkTargetEntry targets[] = {
5525 { "UTF8_STRING", 0, SELECT_FMT_TEXT },
5526 { "STRING", 0, SELECT_FMT_TEXT },
5527 { "TEXT", 0, SELECT_FMT_TEXT },
5528 { "COMPOUND_TEXT", 0, SELECT_FMT_TEXT },
5529 { "text/plain;charset=utf-8", 0, SELECT_FMT_TEXT },
5530 { "text/plain", 0, SELECT_FMT_TEXT },
5531 { "text/html", 0, SELECT_FMT_HTML }
5534 GtkClipboard *clipboard;
5536 if (!GTK_WIDGET_REALIZED (sheet))
5539 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (sheet),
5540 GDK_SELECTION_PRIMARY);
5542 if (psppire_sheet_range_isvisible (sheet, &sheet->range))
5544 if (!gtk_clipboard_set_with_owner (clipboard, targets,
5545 G_N_ELEMENTS (targets),
5546 primary_get_cb, primary_clear_cb,
5548 primary_clear_cb (clipboard, sheet);
5552 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (sheet))
5553 gtk_clipboard_clear (clipboard);