sheet-control-gui.c 22.4 KB
Newer Older
Arturo Espinosa's avatar
Arturo Espinosa committed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
/*
 * sheet-view.c: Implements a view of the Sheet.
 *
 * Author:
 *    Miguel de Icaza (miguel@kernel.org)
 *
 */
#include <config.h>

#include <gnome.h>
#include <gdk/gdkkeysyms.h>
#include <gdk/gdkx.h>
#include <string.h>
#include "gnumeric.h"
#include "gnumeric-sheet.h"
Michael Meeks's avatar
Michael Meeks committed
16
#include "selection.h"
Michael Meeks's avatar
Michael Meeks committed
17
#include "sheet-object.h"
18
#include "item-cursor.h"
19
#include "utils.h"
20
#include "selection.h"
Arturo Espinosa's avatar
Arturo Espinosa committed
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44

static GtkTableClass *sheet_view_parent_class;

void
sheet_view_redraw_all (SheetView *sheet_view)
{
	g_return_if_fail (sheet_view != NULL);
	g_return_if_fail (IS_SHEET_VIEW (sheet_view));
	
	gnome_canvas_request_redraw (
		GNOME_CANVAS (sheet_view->sheet_view),
		0, 0, INT_MAX, INT_MAX);
	gnome_canvas_request_redraw (
		GNOME_CANVAS (sheet_view->col_canvas),
		0, 0, INT_MAX, INT_MAX);
	gnome_canvas_request_redraw (
		GNOME_CANVAS (sheet_view->row_canvas),
		0, 0, INT_MAX, INT_MAX);
}

void
sheet_view_redraw_cell_region (SheetView *sheet_view, int start_col, int start_row, int end_col, int end_row)
{
	GnumericSheet *gsheet;
45
	GnomeCanvas *canvas;
Arturo Espinosa's avatar
Arturo Espinosa committed
46
	Sheet *sheet = sheet_view->sheet;
Arturo Espinosa's avatar
Arturo Espinosa committed
47
	int first_col, first_row, last_col, last_row;
48
	int col, row, min_col, max_col;
Arturo Espinosa's avatar
Arturo Espinosa committed
49
50
51
52
53
54
55
	int x, y, w, h;
	
	g_return_if_fail (sheet_view != NULL);
	g_return_if_fail (IS_SHEET_VIEW (sheet_view));

	gsheet = GNUMERIC_SHEET (sheet_view->sheet_view);
	g_return_if_fail (GNUMERIC_IS_SHEET (gsheet));
56
	canvas = GNOME_CANVAS (gsheet);
Arturo Espinosa's avatar
Arturo Espinosa committed
57

58
59
60
61
62
63
64
	if ((end_col < gsheet->top_col) ||
	    (end_row < gsheet->top_row) ||
	    (start_col > gsheet->last_visible_col) ||
	    (start_row > gsheet->last_visible_row))
		return;
	
	/* The region on which we care to redraw */
Arturo Espinosa's avatar
Arturo Espinosa committed
65
66
67
68
	first_col = MAX (gsheet->top_col, start_col);
	first_row = MAX (gsheet->top_row, start_row);
	last_col =  MIN (gsheet->last_visible_col, end_col);
	last_row =  MIN (gsheet->last_visible_row, end_row);
69
70

	/* Initial values for min/max column computation */
Arturo Espinosa's avatar
Arturo Espinosa committed
71
72
	min_col = first_col;
	max_col = last_col;
73
74

	/* Find the range of columns that require a redraw */
Arturo Espinosa's avatar
Arturo Espinosa committed
75
76
	for (col = first_col; col <= last_col; col++)
		for (row = first_row; row <= last_row; row++){
77
78
79
80
81
82
83
84
85
86
87
88
89
			Cell *cell;
			int  col1, col2;

			cell = sheet_cell_get (sheet, col, row);

			if (cell){
				cell_get_span (cell, &col1, &col2);

				min_col = MIN (col1, min_col);
				max_col = MAX (col2, max_col);
			}
			
		}
Arturo Espinosa's avatar
Arturo Espinosa committed
90

91
	/* Only draw those regions that are visible */
Arturo Espinosa's avatar
Arturo Espinosa committed
92
93
	min_col = MAX (MIN (first_col, min_col), gsheet->top_col);
	max_col = MIN (MAX (last_col, max_col), gsheet->last_visible_col);
Arturo Espinosa's avatar
Arturo Espinosa committed
94

Arturo Espinosa's avatar
Arturo Espinosa committed
95
	x = sheet_col_get_distance (sheet, gsheet->top_col, min_col);
Arturo Espinosa's avatar
Arturo Espinosa committed
96
	y = sheet_row_get_distance (sheet, gsheet->top_row, first_row);
97
	w = sheet_col_get_distance (sheet, min_col, max_col+1);
Arturo Espinosa's avatar
Arturo Espinosa committed
98
	h = sheet_row_get_distance (sheet, first_row, last_row+1);
Arturo Espinosa's avatar
Arturo Espinosa committed
99

100
101
	x += canvas->layout.xoffset - canvas->zoom_xofs;
	y += canvas->layout.yoffset - canvas->zoom_yofs;
102
103
104
	gnome_canvas_request_redraw (GNOME_CANVAS (gsheet),
				     x, y,
				     x+w, y+h);
Arturo Espinosa's avatar
Arturo Espinosa committed
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
}

void
sheet_view_redraw_columns (SheetView *sheet_view)
{
	g_return_if_fail (sheet_view != NULL);
	g_return_if_fail (IS_SHEET_VIEW (sheet_view));

	gnome_canvas_request_redraw (
		GNOME_CANVAS (sheet_view->col_canvas),
		0, 0, INT_MAX, INT_MAX);
}

void
sheet_view_redraw_rows (SheetView *sheet_view)
{
	g_return_if_fail (sheet_view != NULL);
	g_return_if_fail (IS_SHEET_VIEW (sheet_view));

	gnome_canvas_request_redraw (
		GNOME_CANVAS (sheet_view->row_canvas),
		0, 0, INT_MAX, INT_MAX);
}

void
sheet_view_set_zoom_factor (SheetView *sheet_view, double factor)
{
	g_return_if_fail (sheet_view != NULL);
	g_return_if_fail (IS_SHEET_VIEW (sheet_view));
	
	gnome_canvas_set_pixels_per_unit (GNOME_CANVAS (sheet_view->sheet_view), factor);
	gnome_canvas_set_pixels_per_unit (GNOME_CANVAS (sheet_view->col_canvas), factor);
	gnome_canvas_set_pixels_per_unit (GNOME_CANVAS (sheet_view->row_canvas), factor);
	
	gnome_canvas_scroll_to (GNOME_CANVAS (sheet_view->sheet_view), 0, 0);
	gnome_canvas_scroll_to (GNOME_CANVAS (sheet_view->col_canvas), 0, 0);
	gnome_canvas_scroll_to (GNOME_CANVAS (sheet_view->row_canvas), 0, 0);
}

static void
canvas_bar_realized (GtkWidget *widget, gpointer data)
{
	gdk_window_set_back_pixmap (GTK_LAYOUT (widget)->bin_window, NULL, FALSE);
}

static GnomeCanvas *
new_canvas_bar (SheetView *sheet_view, GtkOrientation o, GnomeCanvasItem **itemp)
{
	GnomeCanvasGroup *group;
	GnomeCanvasItem *item;
	GtkWidget *canvas;
	int w, h;
	
	canvas = gnome_canvas_new ();

	gtk_signal_connect (GTK_OBJECT (canvas), "realize",
			    (GtkSignalFunc) canvas_bar_realized,
			    NULL);

	/* FIXME: need to set the correct scrolling regions.  This will do for now */

	if (o == GTK_ORIENTATION_VERTICAL){
		w = 60;
168
		h = -1;
Arturo Espinosa's avatar
Arturo Espinosa committed
169
170
		gnome_canvas_set_scroll_region (GNOME_CANVAS (canvas), 0, 0, w, 1000000);
	} else {
171
		w = -1;
Arturo Espinosa's avatar
Arturo Espinosa committed
172
173
174
		h = 20;
		gnome_canvas_set_scroll_region (GNOME_CANVAS (canvas), 0, 0, 1000000, h);
	}
175
	gtk_widget_set_usize (canvas, w, h);
Arturo Espinosa's avatar
Arturo Espinosa committed
176
177
178
179
180
181
182
183
184
185
186
187
188
189
	group = GNOME_CANVAS_GROUP (GNOME_CANVAS (canvas)->root);
	item = gnome_canvas_item_new (group,
				      item_bar_get_type (),
				      "ItemBar::SheetView", sheet_view,
				      "ItemBar::Orientation", o,
				      "ItemBar::First", 0,
				      NULL);

	*itemp = GNOME_CANVAS_ITEM (item);
	gtk_widget_show (canvas);
	
	return GNOME_CANVAS (canvas);
}

Jody Goldberg's avatar
Jody Goldberg committed
190
191
192
/* Manages the scrollbar dimensions and paging parameters. */
void
sheet_view_scrollbar_config (SheetView const *sheet_view)
Arturo Espinosa's avatar
Arturo Espinosa committed
193
194
195
196
{
	GtkAdjustment *va = GTK_ADJUSTMENT (sheet_view->va);
	GtkAdjustment *ha = GTK_ADJUSTMENT (sheet_view->ha);
	GnumericSheet *gsheet = GNUMERIC_SHEET (sheet_view->sheet_view);
Jody Goldberg's avatar
Jody Goldberg committed
197
198
199
	Sheet         *sheet = sheet_view->sheet;
	int const last_col = gsheet->last_full_col;
	int const last_row = gsheet->last_full_row;
Arturo Espinosa's avatar
Arturo Espinosa committed
200

Jody Goldberg's avatar
Jody Goldberg committed
201
	va->upper = MAX (MAX (last_row,
202
			      sheet_view->sheet->rows.max_used),
Jody Goldberg's avatar
Jody Goldberg committed
203
			 sheet->cursor_row);
Arturo Espinosa's avatar
Arturo Espinosa committed
204
	va->page_size = last_row - gsheet->top_row;
Jody Goldberg's avatar
Jody Goldberg committed
205
206
	va->step_increment = va->page_increment =
	    va->page_size / 2;
Arturo Espinosa's avatar
Arturo Espinosa committed
207
	
Jody Goldberg's avatar
Jody Goldberg committed
208
	ha->upper = MAX (MAX (last_col,
209
			      sheet_view->sheet->cols.max_used),
Jody Goldberg's avatar
Jody Goldberg committed
210
			 sheet->cursor_col);
Arturo Espinosa's avatar
Arturo Espinosa committed
211
	ha->page_size = last_col - gsheet->top_col;
Jody Goldberg's avatar
Jody Goldberg committed
212
213
	ha->step_increment = ha->page_increment =
	    ha->page_size / 2;
Arturo Espinosa's avatar
Arturo Espinosa committed
214
215
216
217
218

	gtk_adjustment_changed (va);
	gtk_adjustment_changed (ha);
}

Jody Goldberg's avatar
Jody Goldberg committed
219
220
221
222
223
224
static void
sheet_view_size_allocate (GtkWidget *widget, GtkAllocation *alloc, SheetView *sheet_view)
{
	sheet_view_scrollbar_config (sheet_view);
}

Arturo Espinosa's avatar
Arturo Espinosa committed
225
static void
226
sheet_view_col_selection_changed (ItemBar *item_bar, int column, int modifiers, SheetView *sheet_view)
Arturo Espinosa's avatar
Arturo Espinosa committed
227
228
229
{	
	Sheet *sheet = sheet_view->sheet;
	
230
231
	/* Ensure that col row exists, ignore result */
	sheet_col_fetch (sheet, column);
232
	
233
234
235
236
237
	if (modifiers){
		if ((modifiers & GDK_SHIFT_MASK) && sheet->selections){
			SheetSelection *ss = sheet->selections->data;
			int start_col, end_col;
			
238
239
			start_col = MIN (ss->base.col, column);
			end_col = MAX (ss->base.col, column);
240
241
242
243
244
245
			
			sheet_selection_set (sheet,
					     start_col, 0,
					     end_col, SHEET_MAX_ROWS-1);
			return;
		}
246
247

		sheet_cursor_move (sheet, column, sheet->cursor_row, FALSE, FALSE);
248
249
		if (!(modifiers & GDK_CONTROL_MASK))
			sheet_selection_reset_only (sheet);
250

Arturo Espinosa's avatar
Arturo Espinosa committed
251
252
253
254
255
		sheet_selection_append_range (sheet,
					      column, 0,
					      column, 0,
					      column, SHEET_MAX_ROWS-1);
	} else
256
		sheet_selection_extend_to (sheet, column, SHEET_MAX_ROWS - 1);
Arturo Espinosa's avatar
Arturo Espinosa committed
257
258
259
260
261
262
}

static void
sheet_view_col_size_changed (ItemBar *item_bar, int col, int width, SheetView *sheet_view)
{
	Sheet *sheet = sheet_view->sheet;
263
264
265
266
	ItemBarSelectionType type;

	type = sheet_col_selection_type (sheet, col);

267
268
269
270
271
272
 	if (type == ITEM_BAR_FULL_SELECTION) {
		int i = sheet->cols.max_used;
		for (;i >= 0 ; --i) {
 			ColRowInfo *ci = sheet_col_get (sheet, i);
			if (ci == NULL)
				continue;
273
274
275
276
 
 			if (sheet_col_selection_type (sheet, ci->pos) == ITEM_BAR_FULL_SELECTION)
 				sheet_col_set_width (sheet, ci->pos, width);
 		}
277
	} else
278
 		sheet_col_set_width (sheet, col, width);
279
	
Arturo Espinosa's avatar
Arturo Espinosa committed
280
281
282
283
	gnumeric_sheet_compute_visible_ranges (GNUMERIC_SHEET (sheet_view->sheet_view));
}

static void
284
sheet_view_row_selection_changed (ItemBar *item_bar, int row, int modifiers, SheetView *sheet_view)
Arturo Espinosa's avatar
Arturo Espinosa committed
285
286
{
	Sheet *sheet = sheet_view->sheet;
287

288
289
	/* Ensure that the row exists, ignore result */
	sheet_row_fetch (sheet, row);
290
	
291
292
293
294
295
	if (modifiers){
		if ((modifiers & GDK_SHIFT_MASK) && sheet->selections){
			SheetSelection *ss = sheet->selections->data;
			int start_row, end_row;
			
296
297
			start_row = MIN (ss->base.row, row);
			end_row = MAX (ss->base.row, row);
298
299
300
301
302
303
			
			sheet_selection_set (sheet,
					     0, start_row,
					     SHEET_MAX_COLS-1, end_row);
			return;
		}
304
305

		sheet_cursor_move (sheet, sheet->cursor_col, row, FALSE, FALSE);
306
307
		if (!(modifiers & GDK_CONTROL_MASK))
 			sheet_selection_reset_only (sheet);
Arturo Espinosa's avatar
Arturo Espinosa committed
308
309
310
311
312
313
	
		sheet_selection_append_range (sheet,
					      0, row,
					      0, row,
					      SHEET_MAX_COLS-1, row);
	} else
314
		sheet_selection_extend_to (sheet, SHEET_MAX_COLS-1, row);
Arturo Espinosa's avatar
Arturo Espinosa committed
315
316
317
318
319
320
}

static void
sheet_view_row_size_changed (ItemBar *item_bar, int row, int height, SheetView *sheet_view)
{
	Sheet *sheet = sheet_view->sheet;
321
322
323
324
	ItemBarSelectionType type;

	type = sheet_row_selection_type (sheet, row);

325
326
327
328
329
330
	if (type == ITEM_BAR_FULL_SELECTION) {
		int i;
		for (i = sheet->rows.max_used; i >= 0 ; --i) {
 			ColRowInfo *ri = sheet_row_get (sheet, i);
			if (ri == NULL)
				continue;
331
			
332
			if (sheet_row_selection_type (sheet, ri->pos) == ITEM_BAR_FULL_SELECTION)
333
334
					sheet_row_set_height (sheet, ri->pos, height, TRUE);
		}
335
	} else
336
		sheet_row_set_height (sheet, row, height, TRUE);
Arturo Espinosa's avatar
Arturo Espinosa committed
337
338
339
340
341
342
343
344
345
346
347
}

static void
button_select_all (GtkWidget *the_button, SheetView *sheet_view)
{
	sheet_select_all (sheet_view->sheet);
}

static void
set_tip_label (SheetView *sheet_view, char *format, GtkAdjustment *adj, int horizontal)
{
Arturo Espinosa's avatar
Arturo Espinosa committed
348
	char buffer [20 + sizeof (long) * 4];
Arturo Espinosa's avatar
Arturo Espinosa committed
349
350
351
352
353
354

	if (horizontal)
		snprintf (buffer, sizeof (buffer), format, col_name (adj->value));
	else
		snprintf (buffer, sizeof (buffer), format, (int) adj->value + 1);

355
	gtk_label_set_text (GTK_LABEL (sheet_view->tip), buffer);
Arturo Espinosa's avatar
Arturo Espinosa committed
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
}

static void
vertical_scroll_change (GtkAdjustment *adj, SheetView *sheet_view)
{
	if (sheet_view->tip)
		set_tip_label (sheet_view, _("Row: %d"), adj, 0);
}

static void
horizontal_scroll_change (GtkAdjustment *adj, SheetView *sheet_view)
{
	if (sheet_view->tip)
		set_tip_label (sheet_view, _("Column: %s"), adj, 1);
}

static GtkWidget *
create_tip (void)
{
	GtkWidget *tip, *label;

	tip = gtk_window_new (GTK_WINDOW_POPUP);
	label = gtk_label_new ("");
	
	gtk_container_add (GTK_CONTAINER (tip), label);
	
	return label;
}

static void
position_tooltip (SheetView *sheet_view, int horizontal)
{
	GtkRequisition req;
	int  x, y;

	gtk_widget_size_request (sheet_view->tip, &req);
	gdk_window_get_pointer (NULL, &x, &y, NULL);
	if (horizontal){
		x = x - req.width/2;
		y = y - req.height - 20;
	} else {
		x = x - req.width - 20;
		y = y - req.height/2;
	}
	gtk_widget_set_uposition (gtk_widget_get_toplevel (sheet_view->tip), x, y);
}

static int
horizontal_scroll_event (GtkScrollbar *scroll, GdkEvent *event, SheetView *sheet_view)
{
	if (event->type == GDK_BUTTON_PRESS){
		sheet_view->tip = create_tip ();
		set_tip_label (sheet_view, _("Column: %s"), GTK_ADJUSTMENT (sheet_view->ha), 1);
		position_tooltip (sheet_view, 1);
		gtk_widget_show_all (gtk_widget_get_toplevel (sheet_view->tip));
411
412
413
414
	}
	else if (event->type == GDK_BUTTON_RELEASE)
	{
		GnumericSheet  *gsheet = GNUMERIC_SHEET (sheet_view->sheet_view);
415
		int col;
Arturo Espinosa's avatar
Arturo Espinosa committed
416
417
418
419
		
		gtk_widget_destroy (gtk_widget_get_toplevel (sheet_view->tip));
		sheet_view->tip = NULL;

420
421
422
		col = GTK_ADJUSTMENT (sheet_view->ha)->value;

		gnumeric_sheet_set_top_col (gsheet, col);
423
		/* NOTE : Excel does not move the cursor, just scrolls the sheet. */
Arturo Espinosa's avatar
Arturo Espinosa committed
424
425
426
427
428
429
430
431
432
433
434
435
436
	}
	
	return FALSE;
}

static int
vertical_scroll_event (GtkScrollbar *scroll, GdkEvent *event, SheetView *sheet_view)
{
	if (event->type == GDK_BUTTON_PRESS){
		sheet_view->tip = create_tip ();
		set_tip_label (sheet_view, _("Row: %d"), GTK_ADJUSTMENT (sheet_view->va), 0);
		position_tooltip (sheet_view, 0);
		gtk_widget_show_all (gtk_widget_get_toplevel (sheet_view->tip));
437
438
439
440
	}
	else if (event->type == GDK_BUTTON_RELEASE)
	{
		GnumericSheet  *gsheet = GNUMERIC_SHEET (sheet_view->sheet_view);
441
		int row;
Arturo Espinosa's avatar
Arturo Espinosa committed
442
443
444
445
		
		gtk_widget_destroy (gtk_widget_get_toplevel (sheet_view->tip));
		sheet_view->tip = NULL;

446
447
448
		row = GTK_ADJUSTMENT (sheet_view->va)->value;
		
		gnumeric_sheet_set_top_row (gsheet, row);
449
		/* NOTE : Excel does not move the cursor, just scrolls the sheet. */
Arturo Espinosa's avatar
Arturo Espinosa committed
450
451
452
453
454
	}

	return FALSE;
}

455
456
457
458
459
460
461
462
463
static void
sheet_view_init (SheetView *sheet_view)
{
	GtkTable *table = GTK_TABLE (sheet_view);
	
	table->homogeneous = FALSE;
	gtk_table_resize (table, 4, 4);
}

Arturo Espinosa's avatar
Arturo Espinosa committed
464
465
466
static void
sheet_view_construct (SheetView *sheet_view)
{
467
	GnomeCanvasGroup *root_group;
Arturo Espinosa's avatar
Arturo Espinosa committed
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
	GtkTable  *table = GTK_TABLE (sheet_view);
	GtkWidget *select_all;
	Sheet *sheet = sheet_view->sheet;
	
	/* Column canvas */
	sheet_view->col_canvas = new_canvas_bar (sheet_view, GTK_ORIENTATION_HORIZONTAL, &sheet_view->col_item);
	gtk_table_attach (table, GTK_WIDGET (sheet_view->col_canvas),
			  1, 2, 0, 1,
			  GTK_EXPAND | GTK_FILL | GTK_SHRINK,
			  GTK_FILL,
			  0, 0);
	gtk_signal_connect (GTK_OBJECT (sheet_view->col_item), "selection_changed",
			    GTK_SIGNAL_FUNC (sheet_view_col_selection_changed),
			    sheet_view);
	gtk_signal_connect (GTK_OBJECT (sheet_view->col_item), "size_changed",
			    GTK_SIGNAL_FUNC (sheet_view_col_size_changed),
			    sheet_view);

	/* Row canvas */
	sheet_view->row_canvas = new_canvas_bar (sheet_view, GTK_ORIENTATION_VERTICAL, &sheet_view->row_item);
	
	gtk_table_attach (table, GTK_WIDGET (sheet_view->row_canvas),
			  0, 1, 1, 2,
			  GTK_FILL, GTK_EXPAND | GTK_FILL | GTK_SHRINK,
			  0, 0);
	gtk_signal_connect (GTK_OBJECT (sheet_view->row_item), "selection_changed",
			    GTK_SIGNAL_FUNC (sheet_view_row_selection_changed),
			    sheet_view);
	gtk_signal_connect (GTK_OBJECT (sheet_view->row_item), "size_changed",
			    GTK_SIGNAL_FUNC (sheet_view_row_size_changed),
			    sheet_view);


	/* Create the gnumeric sheet canvas */
	sheet_view->sheet_view = gnumeric_sheet_new (
		sheet_view,
		ITEM_BAR (sheet_view->col_item),
		ITEM_BAR (sheet_view->row_item));
Michael Meeks's avatar
Michael Meeks committed
506

Arturo Espinosa's avatar
Arturo Espinosa committed
507
508
509
510
	gtk_signal_connect_after (
		GTK_OBJECT (sheet_view), "size_allocate",
		GTK_SIGNAL_FUNC (sheet_view_size_allocate), sheet_view);

511
512
513
	/* Create the object group inside the GnumericSheet */
	root_group = GNOME_CANVAS_GROUP (
		GNOME_CANVAS (sheet_view->sheet_view)->root);
514
515
516
517
518
519
520
	sheet_view->object_group = GNOME_CANVAS_GROUP (
		gnome_canvas_item_new (
			root_group,
			gnome_canvas_group_get_type (),
			"x", 0.0,
			"y", 0.0,
			NULL));
521
		
Arturo Espinosa's avatar
Arturo Espinosa committed
522
523
524
525
526
527
528
529
	/* Attach the GnumericSheet */
	gtk_table_attach (table, sheet_view->sheet_view,
			  1, 2, 1, 2,
			  GTK_EXPAND | GTK_FILL | GTK_SHRINK,
			  GTK_EXPAND | GTK_FILL | GTK_SHRINK,
			  0, 0);
	gtk_widget_show (sheet_view->sheet_view);

530
531
532
533
534
535
536
537
538
539
540
	/*
	 * The selection group
	 */
	sheet_view->selection_group = GNOME_CANVAS_GROUP (
		gnome_canvas_item_new (
			root_group,
			gnome_canvas_group_get_type (),
			"x", 0.0,
			"y", 0.0,
			NULL));
	
Arturo Espinosa's avatar
Arturo Espinosa committed
541
542
	/* The select-all button */
	select_all = gtk_button_new ();
543
	GTK_WIDGET_UNSET_FLAGS (select_all, GTK_CAN_FOCUS);
Arturo Espinosa's avatar
Arturo Espinosa committed
544
545
546
547
548
	gtk_table_attach (table, select_all, 0, 1, 0, 1, GTK_FILL, GTK_FILL, 0, 0);
	gtk_signal_connect (GTK_OBJECT (select_all), "clicked",
			    GTK_SIGNAL_FUNC (button_select_all), sheet_view);
	
	/* Scroll bars and their adjustments */
549
550
	sheet_view->va = gtk_adjustment_new (0.0, 0.0, sheet->rows.max_used, 1.0, 1.0, 1.0);
	sheet_view->ha = gtk_adjustment_new (0.0, 0.0, sheet->cols.max_used, 1.0, 1.0, 1.0);
Arturo Espinosa's avatar
Arturo Espinosa committed
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
	sheet_view->hs = gtk_hscrollbar_new (GTK_ADJUSTMENT (sheet_view->ha));
	sheet_view->vs = gtk_vscrollbar_new (GTK_ADJUSTMENT (sheet_view->va));

	gtk_signal_connect (GTK_OBJECT (sheet_view->ha), "value_changed",
			    GTK_SIGNAL_FUNC (horizontal_scroll_change), sheet_view);
	gtk_signal_connect (GTK_OBJECT (sheet_view->va), "value_changed",
			    GTK_SIGNAL_FUNC (vertical_scroll_change), sheet_view);
	gtk_signal_connect (GTK_OBJECT (sheet_view->hs), "event",
			    GTK_SIGNAL_FUNC (horizontal_scroll_event), sheet_view);
	gtk_signal_connect (GTK_OBJECT (sheet_view->vs), "event",
			    GTK_SIGNAL_FUNC (vertical_scroll_event), sheet_view);
	
	/* Attach the horizontal scroll */
	gtk_table_attach (table, sheet_view->hs,
			  1, 2, 2, 3,
			  GTK_EXPAND | GTK_FILL | GTK_SHRINK,
			  GTK_FILL,
			  0, 0);

	/* Attach the vertical scroll */
	gtk_table_attach (table, sheet_view->vs,
			  2, 3, 1, 2,
			  GTK_FILL,
			  GTK_EXPAND | GTK_FILL | GTK_SHRINK,
			  0, 0);
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
}

void
sheet_view_set_header_visibility (SheetView *sheet_view,
				  gboolean col_headers_visible,
				  gboolean row_headers_visible)
{
	g_return_if_fail (sheet_view != NULL);
	g_return_if_fail (IS_SHEET_VIEW (sheet_view));

	if (col_headers_visible){
		if (!GTK_WIDGET_VISIBLE (GTK_WIDGET (sheet_view->col_canvas)))
			gtk_widget_show (GTK_WIDGET (sheet_view->col_canvas));
	} else {
		if (GTK_WIDGET_VISIBLE (GTK_WIDGET (sheet_view->col_canvas)))
			gtk_widget_hide (GTK_WIDGET (sheet_view->col_canvas));
	}
Arturo Espinosa's avatar
Arturo Espinosa committed
593
	
594
595
596
597
598
599
600
	if (row_headers_visible){
		if (!GTK_WIDGET_VISIBLE (GTK_WIDGET (sheet_view->row_canvas)))
			gtk_widget_show (GTK_WIDGET (sheet_view->row_canvas));
	} else {
		if (GTK_WIDGET_VISIBLE (GTK_WIDGET (sheet_view->row_canvas)))
			gtk_widget_hide (GTK_WIDGET (sheet_view->row_canvas));
	}
Arturo Espinosa's avatar
Arturo Espinosa committed
601
602
}

603
604
/* This seems unused comment it out for now */
#if 0
605
static void
606
607
608
sheet_view_scrollbar_display (SheetView *sheet_view,
			      gboolean show_col_scrollbar,
			      gboolean show_row_scrollbar)
Arturo Espinosa's avatar
Arturo Espinosa committed
609
{
610
611
	g_return_if_fail (sheet_view != NULL);
	g_return_if_fail (IS_SHEET_VIEW (sheet_view));
Arturo Espinosa's avatar
Arturo Espinosa committed
612

613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
	if (show_col_scrollbar){
		if (!GTK_WIDGET_VISIBLE (sheet_view->hs))
			gtk_widget_show (sheet_view->hs);
	} else {
		if (GTK_WIDGET_VISIBLE (sheet_view->hs))
			gtk_widget_hide (sheet_view->hs);
	}
	
	if (show_row_scrollbar){
		if (!GTK_WIDGET_VISIBLE (sheet_view->vs))
			gtk_widget_show (sheet_view->vs);
	} else {
		if (GTK_WIDGET_VISIBLE (sheet_view->vs))
			gtk_widget_hide (sheet_view->vs);
	}
Arturo Espinosa's avatar
Arturo Espinosa committed
628
}
629
#endif
Arturo Espinosa's avatar
Arturo Espinosa committed
630
631
632
633
634
635
636
637

GtkWidget *
sheet_view_new (Sheet *sheet)
{
	SheetView *sheet_view;

	sheet_view = gtk_type_new (sheet_view_get_type ());
	sheet_view->sheet = sheet;
638

Arturo Espinosa's avatar
Arturo Espinosa committed
639
640
641
642
643
644
645
646
647
648
649
650
	sheet_view_construct (sheet_view);
	
	return GTK_WIDGET (sheet_view);
}

static void
sheet_view_destroy (GtkObject *object)
{
	SheetView *sheet_view = SHEET_VIEW (object);

	/* Add shutdown code here */
	if (sheet_view->tip)
651
		gtk_object_unref (GTK_OBJECT (sheet_view->tip));
Arturo Espinosa's avatar
Arturo Espinosa committed
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
	
	if (GTK_OBJECT_CLASS (sheet_view_parent_class)->destroy)
		(*GTK_OBJECT_CLASS (sheet_view_parent_class)->destroy)(object);
}

static void
sheet_view_class_init (SheetViewClass *class)
{
	GtkObjectClass *object_class;

	object_class = (GtkObjectClass *) class;

	sheet_view_parent_class = gtk_type_class (gtk_table_get_type ());
	
	object_class->destroy = sheet_view_destroy;
}

GtkType
sheet_view_get_type (void)
{
	static GtkType sheet_view_type = 0;

	if (!sheet_view_type){
		GtkTypeInfo sheet_view_info = {
			"SheetView",
			sizeof (SheetView),
			sizeof (SheetViewClass),
			(GtkClassInitFunc) sheet_view_class_init,
			(GtkObjectInitFunc) sheet_view_init,
			NULL, /* reserved 1 */
			NULL, /* reserved 2 */
			(GtkClassInitFunc) NULL
		};

		sheet_view_type = gtk_type_unique (gtk_table_get_type (), &sheet_view_info);
	}

	return sheet_view_type;
}
		     
Miguel de Icaza's avatar
New:    
Miguel de Icaza committed
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
void
sheet_view_hide_cursor (SheetView *sheet_view)
{
	GnumericSheet *gsheet = GNUMERIC_SHEET (sheet_view->sheet_view);

	item_cursor_set_visibility (gsheet->item_cursor, FALSE);
}

void
sheet_view_show_cursor (SheetView *sheet_view)
{
	GnumericSheet *gsheet = GNUMERIC_SHEET (sheet_view->sheet_view);

	item_cursor_set_visibility (gsheet->item_cursor, TRUE);
}
707
708
709

#define TRIANGLE_WIDTH 6

710
711
static GnomeCanvasPoints *
sheet_view_comment_get_points (SheetView *sheet_view, int col, int row)
712
713
{
	GnomeCanvasPoints *points;
714
	int x, y, i;
715
716
717
718
719
720
721
722
723
724
725
726
727

	points = gnome_canvas_points_new (3);

	x = sheet_col_get_distance (sheet_view->sheet, 0, col+1);
	y = 1+sheet_row_get_distance (sheet_view->sheet, 0, row);

	points->coords [0] = x - TRIANGLE_WIDTH;
	points->coords [1] = y;
	points->coords [2] = x;
	points->coords [3] = y;
	points->coords [4] = x;
	points->coords [5] = y + TRIANGLE_WIDTH;

728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
	for (i = 0; i < 3; i++){
		gnome_canvas_c2w (GNOME_CANVAS (sheet_view->sheet_view),
				  points->coords [i*2],
				  points->coords [i*2+1],
				  &(points->coords [i*2]),
				  &(points->coords [i*2+1]));
	}
	return points;
}

GnomeCanvasItem *
sheet_view_comment_create_marker (SheetView *sheet_view, int col, int row)
{
	GnomeCanvasPoints *points;
	GnomeCanvasGroup *group;
	GnomeCanvasItem *i;
	
	g_return_val_if_fail (sheet_view != NULL, NULL);
	g_return_val_if_fail (IS_SHEET_VIEW (sheet_view), NULL);

	group = GNOME_CANVAS_GROUP (GNOME_CANVAS (sheet_view->sheet_view)->root);
	points = sheet_view_comment_get_points (sheet_view, col, row);

751
752
753
754
755
756
757
758
	i = gnome_canvas_item_new (
		group, gnome_canvas_polygon_get_type (),
		"points",     points,
		"fill_color", "red",
		NULL);

	return i;
}
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774

void
sheet_view_comment_relocate (SheetView *sheet_view, int col, int row, GnomeCanvasItem *o)
{
	GnomeCanvasPoints *points;

	g_return_if_fail (sheet_view != NULL);
	g_return_if_fail (IS_SHEET_VIEW (sheet_view));
	g_return_if_fail (o != NULL);
	g_return_if_fail (GNOME_IS_CANVAS_ITEM (o));

	points = sheet_view_comment_get_points (sheet_view, col, row);

	gnome_canvas_item_set (o, "points", points, NULL);
}

775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
void
sheet_view_selection_unant (SheetView *sheet_view)
{
	GList *l;

	g_return_if_fail (sheet_view != NULL);
	g_return_if_fail (IS_SHEET_VIEW (sheet_view));

	if (sheet_view->anted_cursors == NULL)
		return;

	for (l = sheet_view->anted_cursors; l; l = l->next)
		gtk_object_destroy (GTK_OBJECT (l->data));

	g_list_free (sheet_view->anted_cursors);
	sheet_view->anted_cursors = NULL;
}

void
sheet_view_selection_ant (SheetView *sheet_view)
{
	GnomeCanvasGroup *group;
	ItemGrid *grid;
	GList *l;
	
	g_return_if_fail (sheet_view != NULL);
	g_return_if_fail (IS_SHEET_VIEW (sheet_view));
	
	if (sheet_view->anted_cursors)
		sheet_view_selection_unant (sheet_view);

	group = sheet_view->selection_group;
	grid = GNUMERIC_SHEET (sheet_view->sheet_view)->item_grid;
	
	for (l = sheet_view->sheet->selections; l; l = l->next){
		SheetSelection *ss = l->data;
		ItemCursor *item_cursor;
		
		item_cursor = ITEM_CURSOR (gnome_canvas_item_new (
			group, item_cursor_get_type (),
			"Sheet", sheet_view->sheet,
			"Grid",  grid,
			"Style", ITEM_CURSOR_ANTED,
			NULL));
		item_cursor_set_bounds (
			item_cursor,
			ss->user.start.col, ss->user.start.row,
			ss->user.end.col, ss->user.end.row);

		sheet_view->anted_cursors = g_list_prepend (sheet_view->anted_cursors, item_cursor);
	}
}


829
#if 0
830
831
#ifdef ENABLE_BONOBO
void
832
sheet_view_insert_object (SheetView *sheet_view, GnomeObjectClient *object)
833
{
Michael Meeks's avatar
Michael Meeks committed
834
/*	GtkWidget *view;*/
835
836
837
838
839
840
841

	/*
	 * Commented out because the new_view api changed and it isn't
	 * used anyways.
	 */
	   
	/* view = gnome_bonobo_object_new_view (object); */
842
843
844
	g_warning ("Stick this into the SheetView");
}
#endif
845
#endif