1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball, Josh MacDonald,
3 * Copyright (C) 1997-1998 Jay Painter <jpaint@serv.net><jpaint@gimp.org>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 * Boston, MA 02111-1307, USA.
19 */
20
21 /*
22 * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
23 * file for a list of people on the GTK+ Team. See the ChangeLog
24 * files for a list of changes. These files are distributed with
25 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
26 */
27
28 #include "config.h"
29
30 #include <stdlib.h>
31 #include <string.h>
32
33 #undef GDK_DISABLE_DEPRECATED
34 #undef GTK_DISABLE_DEPRECATED
35 #define __GTK_CLIST_C__
36
37 #include <gdk/gdkkeysyms.h>
38
39 #include "gtkmain.h"
40 #include "gtkobject.h"
41 #include "gtkctree.h"
42 #include "gtkclist.h"
43 #include "gtkbindings.h"
44 #include "gtkdnd.h"
45 #include "gtkmarshalers.h"
46 #include "gtkintl.h"
47
48 #include "gtkalias.h"
49
50 /* length of button_actions array */
51 #define MAX_BUTTON 5
52
53 /* the width of the column resize windows */
54 #define DRAG_WIDTH 6
55
56 /* minimum allowed width of a column */
57 #define COLUMN_MIN_WIDTH 5
58
59 /* this defigns the base grid spacing */
60 #define CELL_SPACING 1
61
62 /* added the horizontal space at the beginning and end of a row*/
63 #define COLUMN_INSET 3
64
65 /* used for auto-scrolling */
66 #define SCROLL_TIME 100
67
68 /* gives the top pixel of the given row in context of
69 * the clist's voffset */
70 #define ROW_TOP_YPIXEL(clist, row) (((clist)->row_height * (row)) + \
71 (((row) + 1) * CELL_SPACING) + \
72 (clist)->voffset)
73
74 /* returns the row index from a y pixel location in the
75 * context of the clist's voffset */
76 #define ROW_FROM_YPIXEL(clist, y) (((y) - (clist)->voffset) / \
77 ((clist)->row_height + CELL_SPACING))
78
79 /* gives the left pixel of the given column in context of
80 * the clist's hoffset */
81 #define COLUMN_LEFT_XPIXEL(clist, colnum) ((clist)->column[(colnum)].area.x + \
82 (clist)->hoffset)
83
84 /* returns the column index from a x pixel location in the
85 * context of the clist's hoffset */
86 static inline gint
COLUMN_FROM_XPIXEL(GtkCList * clist,gint x)87 COLUMN_FROM_XPIXEL (GtkCList * clist,
88 gint x)
89 {
90 gint i, cx;
91
92 for (i = 0; i < clist->columns; i++)
93 if (clist->column[i].visible)
94 {
95 cx = clist->column[i].area.x + clist->hoffset;
96
97 if (x >= (cx - (COLUMN_INSET + CELL_SPACING)) &&
98 x <= (cx + clist->column[i].area.width + COLUMN_INSET))
99 return i;
100 }
101
102 /* no match */
103 return -1;
104 }
105
106 /* returns the top pixel of the given row in the context of
107 * the list height */
108 #define ROW_TOP(clist, row) (((clist)->row_height + CELL_SPACING) * (row))
109
110 /* returns the left pixel of the given column in the context of
111 * the list width */
112 #define COLUMN_LEFT(clist, colnum) ((clist)->column[(colnum)].area.x)
113
114 /* returns the total height of the list */
115 #define LIST_HEIGHT(clist) (((clist)->row_height * ((clist)->rows)) + \
116 (CELL_SPACING * ((clist)->rows + 1)))
117
118
119 /* returns the total width of the list */
120 static inline gint
LIST_WIDTH(GtkCList * clist)121 LIST_WIDTH (GtkCList * clist)
122 {
123 gint last_column;
124
125 for (last_column = clist->columns - 1;
126 last_column >= 0 && !clist->column[last_column].visible; last_column--);
127
128 if (last_column >= 0)
129 return (clist->column[last_column].area.x +
130 clist->column[last_column].area.width +
131 COLUMN_INSET + CELL_SPACING);
132 return 0;
133 }
134
135 /* returns the GList item for the nth row */
136 #define ROW_ELEMENT(clist, row) (((row) == (clist)->rows - 1) ? \
137 (clist)->row_list_end : \
138 g_list_nth ((clist)->row_list, (row)))
139
140
141 /* redraw the list if it's not frozen */
142 #define CLIST_UNFROZEN(clist) (((GtkCList*) (clist))->freeze_count == 0)
143 #define CLIST_REFRESH(clist) G_STMT_START { \
144 if (CLIST_UNFROZEN (clist)) \
145 GTK_CLIST_GET_CLASS (clist)->refresh ((GtkCList*) (clist)); \
146 } G_STMT_END
147
148
149 /* Signals */
150 enum {
151 SELECT_ROW,
152 UNSELECT_ROW,
153 ROW_MOVE,
154 CLICK_COLUMN,
155 RESIZE_COLUMN,
156 TOGGLE_FOCUS_ROW,
157 SELECT_ALL,
158 UNSELECT_ALL,
159 UNDO_SELECTION,
160 START_SELECTION,
161 END_SELECTION,
162 TOGGLE_ADD_MODE,
163 EXTEND_SELECTION,
164 SCROLL_VERTICAL,
165 SCROLL_HORIZONTAL,
166 ABORT_COLUMN_RESIZE,
167 LAST_SIGNAL
168 };
169
170 enum {
171 SYNC_REMOVE,
172 SYNC_INSERT
173 };
174
175 enum {
176 ARG_0,
177 ARG_N_COLUMNS,
178 ARG_SHADOW_TYPE,
179 ARG_SELECTION_MODE,
180 ARG_ROW_HEIGHT,
181 ARG_TITLES_ACTIVE,
182 ARG_REORDERABLE,
183 ARG_USE_DRAG_ICONS,
184 ARG_SORT_TYPE
185 };
186
187 /* GtkCList Methods */
188 static void gtk_clist_class_init (GtkCListClass *klass);
189 static void gtk_clist_init (GtkCList *clist);
190 static GObject* gtk_clist_constructor (GType type,
191 guint n_construct_properties,
192 GObjectConstructParam *construct_params);
193
194 /* GtkObject Methods */
195 static void gtk_clist_destroy (GtkObject *object);
196 static void gtk_clist_finalize (GObject *object);
197 static void gtk_clist_set_arg (GtkObject *object,
198 GtkArg *arg,
199 guint arg_id);
200 static void gtk_clist_get_arg (GtkObject *object,
201 GtkArg *arg,
202 guint arg_id);
203
204 /* GtkWidget Methods */
205 static void gtk_clist_set_scroll_adjustments (GtkCList *clist,
206 GtkAdjustment *hadjustment,
207 GtkAdjustment *vadjustment);
208 static void gtk_clist_realize (GtkWidget *widget);
209 static void gtk_clist_unrealize (GtkWidget *widget);
210 static void gtk_clist_map (GtkWidget *widget);
211 static void gtk_clist_unmap (GtkWidget *widget);
212 static gint gtk_clist_expose (GtkWidget *widget,
213 GdkEventExpose *event);
214 static gint gtk_clist_button_press (GtkWidget *widget,
215 GdkEventButton *event);
216 static gint gtk_clist_button_release (GtkWidget *widget,
217 GdkEventButton *event);
218 static gint gtk_clist_motion (GtkWidget *widget,
219 GdkEventMotion *event);
220 static void gtk_clist_size_request (GtkWidget *widget,
221 GtkRequisition *requisition);
222 static void gtk_clist_size_allocate (GtkWidget *widget,
223 GtkAllocation *allocation);
224 static void gtk_clist_draw_focus (GtkWidget *widget);
225 static gint gtk_clist_focus_in (GtkWidget *widget,
226 GdkEventFocus *event);
227 static gint gtk_clist_focus_out (GtkWidget *widget,
228 GdkEventFocus *event);
229 static gint gtk_clist_focus (GtkWidget *widget,
230 GtkDirectionType direction);
231 static void gtk_clist_set_focus_child (GtkContainer *container,
232 GtkWidget *child);
233 static void gtk_clist_style_set (GtkWidget *widget,
234 GtkStyle *previous_style);
235 static void gtk_clist_drag_begin (GtkWidget *widget,
236 GdkDragContext *context);
237 static gint gtk_clist_drag_motion (GtkWidget *widget,
238 GdkDragContext *context,
239 gint x,
240 gint y,
241 guint time);
242 static void gtk_clist_drag_leave (GtkWidget *widget,
243 GdkDragContext *context,
244 guint time);
245 static void gtk_clist_drag_end (GtkWidget *widget,
246 GdkDragContext *context);
247 static gboolean gtk_clist_drag_drop (GtkWidget *widget,
248 GdkDragContext *context,
249 gint x,
250 gint y,
251 guint time);
252 static void gtk_clist_drag_data_get (GtkWidget *widget,
253 GdkDragContext *context,
254 GtkSelectionData *selection_data,
255 guint info,
256 guint time);
257 static void gtk_clist_drag_data_received (GtkWidget *widget,
258 GdkDragContext *context,
259 gint x,
260 gint y,
261 GtkSelectionData *selection_data,
262 guint info,
263 guint time);
264
265 /* GtkContainer Methods */
266 static void gtk_clist_forall (GtkContainer *container,
267 gboolean include_internals,
268 GtkCallback callback,
269 gpointer callback_data);
270
271 /* Selection */
272 static void toggle_row (GtkCList *clist,
273 gint row,
274 gint column,
275 GdkEvent *event);
276 static void real_select_row (GtkCList *clist,
277 gint row,
278 gint column,
279 GdkEvent *event);
280 static void real_unselect_row (GtkCList *clist,
281 gint row,
282 gint column,
283 GdkEvent *event);
284 static void update_extended_selection (GtkCList *clist,
285 gint row);
286 static GList *selection_find (GtkCList *clist,
287 gint row_number,
288 GList *row_list_element);
289 static void real_select_all (GtkCList *clist);
290 static void real_unselect_all (GtkCList *clist);
291 static void move_vertical (GtkCList *clist,
292 gint row,
293 gfloat align);
294 static void move_horizontal (GtkCList *clist,
295 gint diff);
296 static void real_undo_selection (GtkCList *clist);
297 static void fake_unselect_all (GtkCList *clist,
298 gint row);
299 static void fake_toggle_row (GtkCList *clist,
300 gint row);
301 static void resync_selection (GtkCList *clist,
302 GdkEvent *event);
303 static void sync_selection (GtkCList *clist,
304 gint row,
305 gint mode);
306 static void set_anchor (GtkCList *clist,
307 gboolean add_mode,
308 gint anchor,
309 gint undo_anchor);
310 static void start_selection (GtkCList *clist);
311 static void end_selection (GtkCList *clist);
312 static void toggle_add_mode (GtkCList *clist);
313 static void toggle_focus_row (GtkCList *clist);
314 static void extend_selection (GtkCList *clist,
315 GtkScrollType scroll_type,
316 gfloat position,
317 gboolean auto_start_selection);
318 static gint get_selection_info (GtkCList *clist,
319 gint x,
320 gint y,
321 gint *row,
322 gint *column);
323
324 /* Scrolling */
325 static void move_focus_row (GtkCList *clist,
326 GtkScrollType scroll_type,
327 gfloat position);
328 static void scroll_horizontal (GtkCList *clist,
329 GtkScrollType scroll_type,
330 gfloat position);
331 static void scroll_vertical (GtkCList *clist,
332 GtkScrollType scroll_type,
333 gfloat position);
334 static void move_horizontal (GtkCList *clist,
335 gint diff);
336 static void move_vertical (GtkCList *clist,
337 gint row,
338 gfloat align);
339 static gint horizontal_timeout (GtkCList *clist);
340 static gint vertical_timeout (GtkCList *clist);
341 static void remove_grab (GtkCList *clist);
342
343
344 /* Resize Columns */
345 static void draw_xor_line (GtkCList *clist);
346 static gint new_column_width (GtkCList *clist,
347 gint column,
348 gint *x);
349 static void column_auto_resize (GtkCList *clist,
350 GtkCListRow *clist_row,
351 gint column,
352 gint old_width);
353 static void real_resize_column (GtkCList *clist,
354 gint column,
355 gint width);
356 static void abort_column_resize (GtkCList *clist);
357 static void cell_size_request (GtkCList *clist,
358 GtkCListRow *clist_row,
359 gint column,
360 GtkRequisition *requisition);
361
362 /* Buttons */
363 static void column_button_create (GtkCList *clist,
364 gint column);
365 static void column_button_clicked (GtkWidget *widget,
366 gpointer data);
367
368 /* Adjustments */
369 static void adjust_adjustments (GtkCList *clist,
370 gboolean block_resize);
371 static void vadjustment_changed (GtkAdjustment *adjustment,
372 gpointer data);
373 static void vadjustment_value_changed (GtkAdjustment *adjustment,
374 gpointer data);
375 static void hadjustment_changed (GtkAdjustment *adjustment,
376 gpointer data);
377 static void hadjustment_value_changed (GtkAdjustment *adjustment,
378 gpointer data);
379
380 /* Drawing */
381 static void get_cell_style (GtkCList *clist,
382 GtkCListRow *clist_row,
383 gint state,
384 gint column,
385 GtkStyle **style,
386 GdkGC **fg_gc,
387 GdkGC **bg_gc);
388 static gint draw_cell_pixmap (GdkWindow *window,
389 GdkRectangle *clip_rectangle,
390 GdkGC *fg_gc,
391 GdkPixmap *pixmap,
392 GdkBitmap *mask,
393 gint x,
394 gint y,
395 gint width,
396 gint height);
397 static void draw_row (GtkCList *clist,
398 GdkRectangle *area,
399 gint row,
400 GtkCListRow *clist_row);
401 static void draw_rows (GtkCList *clist,
402 GdkRectangle *area);
403 static void clist_refresh (GtkCList *clist);
404 static void draw_drag_highlight (GtkCList *clist,
405 GtkCListRow *dest_row,
406 gint dest_row_number,
407 GtkCListDragPos drag_pos);
408
409 /* Size Allocation / Requisition */
410 static void size_allocate_title_buttons (GtkCList *clist);
411 static void size_allocate_columns (GtkCList *clist,
412 gboolean block_resize);
413 static gint list_requisition_width (GtkCList *clist);
414
415 /* Memory Allocation/Distruction Routines */
416 static GtkCListColumn *columns_new (GtkCList *clist);
417 static void column_title_new (GtkCList *clist,
418 gint column,
419 const gchar *title);
420 static void columns_delete (GtkCList *clist);
421 static GtkCListRow *row_new (GtkCList *clist);
422 static void row_delete (GtkCList *clist,
423 GtkCListRow *clist_row);
424 static void set_cell_contents (GtkCList *clist,
425 GtkCListRow *clist_row,
426 gint column,
427 GtkCellType type,
428 const gchar *text,
429 guint8 spacing,
430 GdkPixmap *pixmap,
431 GdkBitmap *mask);
432 static gint real_insert_row (GtkCList *clist,
433 gint row,
434 gchar *text[]);
435 static void real_remove_row (GtkCList *clist,
436 gint row);
437 static void real_clear (GtkCList *clist);
438
439 /* Sorting */
440 static gint default_compare (GtkCList *clist,
441 gconstpointer row1,
442 gconstpointer row2);
443 static void real_sort_list (GtkCList *clist);
444 static GList *gtk_clist_merge (GtkCList *clist,
445 GList *a,
446 GList *b);
447 static GList *gtk_clist_mergesort (GtkCList *clist,
448 GList *list,
449 gint num);
450 /* Misc */
451 static gboolean title_focus_in (GtkCList *clist,
452 gint dir);
453 static gboolean title_focus_move (GtkCList *clist,
454 gint dir);
455
456 static void real_row_move (GtkCList *clist,
457 gint source_row,
458 gint dest_row);
459 static gint column_title_passive_func (GtkWidget *widget,
460 GdkEvent *event,
461 gpointer data);
462 static void drag_dest_cell (GtkCList *clist,
463 gint x,
464 gint y,
465 GtkCListDestInfo *dest_info);
466
467
468
469 static GtkContainerClass *parent_class = NULL;
470 static guint clist_signals[LAST_SIGNAL] = {0};
471
472 static const GtkTargetEntry clist_target_table = { "gtk-clist-drag-reorder", 0, 0};
473
474 GtkType
gtk_clist_get_type(void)475 gtk_clist_get_type (void)
476 {
477 static GtkType clist_type = 0;
478
479 if (!clist_type)
480 {
481 static const GtkTypeInfo clist_info =
482 {
483 "GtkCList",
484 sizeof (GtkCList),
485 sizeof (GtkCListClass),
486 (GtkClassInitFunc) gtk_clist_class_init,
487 (GtkObjectInitFunc) gtk_clist_init,
488 /* reserved_1 */ NULL,
489 /* reserved_2 */ NULL,
490 (GtkClassInitFunc) NULL,
491 };
492
493 I_("GtkCList");
494 clist_type = gtk_type_unique (GTK_TYPE_CONTAINER, &clist_info);
495 }
496
497 return clist_type;
498 }
499
500 static void
gtk_clist_class_init(GtkCListClass * klass)501 gtk_clist_class_init (GtkCListClass *klass)
502 {
503 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
504 GtkObjectClass *object_class;
505 GtkWidgetClass *widget_class;
506 GtkContainerClass *container_class;
507 GtkBindingSet *binding_set;
508
509 gobject_class->constructor = gtk_clist_constructor;
510
511 object_class = (GtkObjectClass *) klass;
512 widget_class = (GtkWidgetClass *) klass;
513 container_class = (GtkContainerClass *) klass;
514
515 parent_class = gtk_type_class (GTK_TYPE_CONTAINER);
516
517 gobject_class->finalize = gtk_clist_finalize;
518
519 object_class->set_arg = gtk_clist_set_arg;
520 object_class->get_arg = gtk_clist_get_arg;
521 object_class->destroy = gtk_clist_destroy;
522
523
524 widget_class->realize = gtk_clist_realize;
525 widget_class->unrealize = gtk_clist_unrealize;
526 widget_class->map = gtk_clist_map;
527 widget_class->unmap = gtk_clist_unmap;
528 widget_class->button_press_event = gtk_clist_button_press;
529 widget_class->button_release_event = gtk_clist_button_release;
530 widget_class->motion_notify_event = gtk_clist_motion;
531 widget_class->expose_event = gtk_clist_expose;
532 widget_class->size_request = gtk_clist_size_request;
533 widget_class->size_allocate = gtk_clist_size_allocate;
534 widget_class->focus_in_event = gtk_clist_focus_in;
535 widget_class->focus_out_event = gtk_clist_focus_out;
536 widget_class->style_set = gtk_clist_style_set;
537 widget_class->drag_begin = gtk_clist_drag_begin;
538 widget_class->drag_end = gtk_clist_drag_end;
539 widget_class->drag_motion = gtk_clist_drag_motion;
540 widget_class->drag_leave = gtk_clist_drag_leave;
541 widget_class->drag_drop = gtk_clist_drag_drop;
542 widget_class->drag_data_get = gtk_clist_drag_data_get;
543 widget_class->drag_data_received = gtk_clist_drag_data_received;
544 widget_class->focus = gtk_clist_focus;
545
546 /* container_class->add = NULL; use the default GtkContainerClass warning */
547 /* container_class->remove=NULL; use the default GtkContainerClass warning */
548
549 container_class->forall = gtk_clist_forall;
550 container_class->set_focus_child = gtk_clist_set_focus_child;
551
552 klass->set_scroll_adjustments = gtk_clist_set_scroll_adjustments;
553 klass->refresh = clist_refresh;
554 klass->select_row = real_select_row;
555 klass->unselect_row = real_unselect_row;
556 klass->row_move = real_row_move;
557 klass->undo_selection = real_undo_selection;
558 klass->resync_selection = resync_selection;
559 klass->selection_find = selection_find;
560 klass->click_column = NULL;
561 klass->resize_column = real_resize_column;
562 klass->draw_row = draw_row;
563 klass->draw_drag_highlight = draw_drag_highlight;
564 klass->insert_row = real_insert_row;
565 klass->remove_row = real_remove_row;
566 klass->clear = real_clear;
567 klass->sort_list = real_sort_list;
568 klass->select_all = real_select_all;
569 klass->unselect_all = real_unselect_all;
570 klass->fake_unselect_all = fake_unselect_all;
571 klass->scroll_horizontal = scroll_horizontal;
572 klass->scroll_vertical = scroll_vertical;
573 klass->extend_selection = extend_selection;
574 klass->toggle_focus_row = toggle_focus_row;
575 klass->toggle_add_mode = toggle_add_mode;
576 klass->start_selection = start_selection;
577 klass->end_selection = end_selection;
578 klass->abort_column_resize = abort_column_resize;
579 klass->set_cell_contents = set_cell_contents;
580 klass->cell_size_request = cell_size_request;
581
582 gtk_object_add_arg_type ("GtkCList::n-columns",
583 GTK_TYPE_UINT,
584 GTK_ARG_READWRITE | GTK_ARG_CONSTRUCT_ONLY | G_PARAM_STATIC_NAME,
585 ARG_N_COLUMNS);
586 gtk_object_add_arg_type ("GtkCList::shadow-type",
587 GTK_TYPE_SHADOW_TYPE,
588 GTK_ARG_READWRITE | G_PARAM_STATIC_NAME,
589 ARG_SHADOW_TYPE);
590 gtk_object_add_arg_type ("GtkCList::selection-mode",
591 GTK_TYPE_SELECTION_MODE,
592 GTK_ARG_READWRITE | G_PARAM_STATIC_NAME,
593 ARG_SELECTION_MODE);
594 gtk_object_add_arg_type ("GtkCList::row-height",
595 GTK_TYPE_UINT,
596 GTK_ARG_READWRITE | G_PARAM_STATIC_NAME,
597 ARG_ROW_HEIGHT);
598 gtk_object_add_arg_type ("GtkCList::reorderable",
599 GTK_TYPE_BOOL,
600 GTK_ARG_READWRITE | G_PARAM_STATIC_NAME,
601 ARG_REORDERABLE);
602 gtk_object_add_arg_type ("GtkCList::titles-active",
603 GTK_TYPE_BOOL,
604 GTK_ARG_READWRITE | G_PARAM_STATIC_NAME,
605 ARG_TITLES_ACTIVE);
606 gtk_object_add_arg_type ("GtkCList::use-drag-icons",
607 GTK_TYPE_BOOL,
608 GTK_ARG_READWRITE | G_PARAM_STATIC_NAME,
609 ARG_USE_DRAG_ICONS);
610 gtk_object_add_arg_type ("GtkCList::sort-type",
611 GTK_TYPE_SORT_TYPE,
612 GTK_ARG_READWRITE | G_PARAM_STATIC_NAME,
613 ARG_SORT_TYPE);
614
615 widget_class->set_scroll_adjustments_signal =
616 gtk_signal_new (I_("set-scroll-adjustments"),
617 GTK_RUN_LAST,
618 GTK_CLASS_TYPE (object_class),
619 GTK_SIGNAL_OFFSET (GtkCListClass, set_scroll_adjustments),
620 _gtk_marshal_VOID__OBJECT_OBJECT,
621 GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT);
622
623 clist_signals[SELECT_ROW] =
624 gtk_signal_new (I_("select-row"),
625 GTK_RUN_FIRST,
626 GTK_CLASS_TYPE (object_class),
627 GTK_SIGNAL_OFFSET (GtkCListClass, select_row),
628 _gtk_marshal_VOID__INT_INT_BOXED,
629 GTK_TYPE_NONE, 3,
630 GTK_TYPE_INT,
631 GTK_TYPE_INT,
632 GDK_TYPE_EVENT | G_SIGNAL_TYPE_STATIC_SCOPE);
633 clist_signals[UNSELECT_ROW] =
634 gtk_signal_new (I_("unselect-row"),
635 GTK_RUN_FIRST,
636 GTK_CLASS_TYPE (object_class),
637 GTK_SIGNAL_OFFSET (GtkCListClass, unselect_row),
638 _gtk_marshal_VOID__INT_INT_BOXED,
639 GTK_TYPE_NONE, 3, GTK_TYPE_INT,
640 GTK_TYPE_INT, GDK_TYPE_EVENT);
641 clist_signals[ROW_MOVE] =
642 gtk_signal_new (I_("row-move"),
643 GTK_RUN_LAST,
644 GTK_CLASS_TYPE (object_class),
645 GTK_SIGNAL_OFFSET (GtkCListClass, row_move),
646 _gtk_marshal_VOID__INT_INT,
647 GTK_TYPE_NONE, 2, GTK_TYPE_INT, GTK_TYPE_INT);
648 clist_signals[CLICK_COLUMN] =
649 gtk_signal_new (I_("click-column"),
650 GTK_RUN_FIRST,
651 GTK_CLASS_TYPE (object_class),
652 GTK_SIGNAL_OFFSET (GtkCListClass, click_column),
653 _gtk_marshal_VOID__INT,
654 GTK_TYPE_NONE, 1, GTK_TYPE_INT);
655 clist_signals[RESIZE_COLUMN] =
656 gtk_signal_new (I_("resize-column"),
657 GTK_RUN_LAST,
658 GTK_CLASS_TYPE (object_class),
659 GTK_SIGNAL_OFFSET (GtkCListClass, resize_column),
660 _gtk_marshal_VOID__INT_INT,
661 GTK_TYPE_NONE, 2, GTK_TYPE_INT, GTK_TYPE_INT);
662
663 clist_signals[TOGGLE_FOCUS_ROW] =
664 gtk_signal_new (I_("toggle-focus-row"),
665 GTK_RUN_LAST | GTK_RUN_ACTION,
666 GTK_CLASS_TYPE (object_class),
667 GTK_SIGNAL_OFFSET (GtkCListClass, toggle_focus_row),
668 _gtk_marshal_VOID__VOID,
669 GTK_TYPE_NONE, 0);
670 clist_signals[SELECT_ALL] =
671 gtk_signal_new (I_("select-all"),
672 GTK_RUN_LAST | GTK_RUN_ACTION,
673 GTK_CLASS_TYPE (object_class),
674 GTK_SIGNAL_OFFSET (GtkCListClass, select_all),
675 _gtk_marshal_VOID__VOID,
676 GTK_TYPE_NONE, 0);
677 clist_signals[UNSELECT_ALL] =
678 gtk_signal_new (I_("unselect-all"),
679 GTK_RUN_LAST | GTK_RUN_ACTION,
680 GTK_CLASS_TYPE (object_class),
681 GTK_SIGNAL_OFFSET (GtkCListClass, unselect_all),
682 _gtk_marshal_VOID__VOID,
683 GTK_TYPE_NONE, 0);
684 clist_signals[UNDO_SELECTION] =
685 gtk_signal_new (I_("undo-selection"),
686 GTK_RUN_LAST | GTK_RUN_ACTION,
687 GTK_CLASS_TYPE (object_class),
688 GTK_SIGNAL_OFFSET (GtkCListClass, undo_selection),
689 _gtk_marshal_VOID__VOID,
690 GTK_TYPE_NONE, 0);
691 clist_signals[START_SELECTION] =
692 gtk_signal_new (I_("start-selection"),
693 GTK_RUN_LAST | GTK_RUN_ACTION,
694 GTK_CLASS_TYPE (object_class),
695 GTK_SIGNAL_OFFSET (GtkCListClass, start_selection),
696 _gtk_marshal_VOID__VOID,
697 GTK_TYPE_NONE, 0);
698 clist_signals[END_SELECTION] =
699 gtk_signal_new (I_("end-selection"),
700 GTK_RUN_LAST | GTK_RUN_ACTION,
701 GTK_CLASS_TYPE (object_class),
702 GTK_SIGNAL_OFFSET (GtkCListClass, end_selection),
703 _gtk_marshal_VOID__VOID,
704 GTK_TYPE_NONE, 0);
705 clist_signals[TOGGLE_ADD_MODE] =
706 gtk_signal_new (I_("toggle-add-mode"),
707 GTK_RUN_LAST | GTK_RUN_ACTION,
708 GTK_CLASS_TYPE (object_class),
709 GTK_SIGNAL_OFFSET (GtkCListClass, toggle_add_mode),
710 _gtk_marshal_VOID__VOID,
711 GTK_TYPE_NONE, 0);
712 clist_signals[EXTEND_SELECTION] =
713 gtk_signal_new (I_("extend-selection"),
714 GTK_RUN_LAST | GTK_RUN_ACTION,
715 GTK_CLASS_TYPE (object_class),
716 GTK_SIGNAL_OFFSET (GtkCListClass, extend_selection),
717 _gtk_marshal_VOID__ENUM_FLOAT_BOOLEAN,
718 GTK_TYPE_NONE, 3,
719 GTK_TYPE_SCROLL_TYPE, GTK_TYPE_FLOAT, GTK_TYPE_BOOL);
720 clist_signals[SCROLL_VERTICAL] =
721 gtk_signal_new (I_("scroll-vertical"),
722 GTK_RUN_LAST | GTK_RUN_ACTION,
723 GTK_CLASS_TYPE (object_class),
724 GTK_SIGNAL_OFFSET (GtkCListClass, scroll_vertical),
725 _gtk_marshal_VOID__ENUM_FLOAT,
726 GTK_TYPE_NONE, 2, GTK_TYPE_SCROLL_TYPE, GTK_TYPE_FLOAT);
727 clist_signals[SCROLL_HORIZONTAL] =
728 gtk_signal_new (I_("scroll-horizontal"),
729 GTK_RUN_LAST | GTK_RUN_ACTION,
730 GTK_CLASS_TYPE (object_class),
731 GTK_SIGNAL_OFFSET (GtkCListClass, scroll_horizontal),
732 _gtk_marshal_VOID__ENUM_FLOAT,
733 GTK_TYPE_NONE, 2, GTK_TYPE_SCROLL_TYPE, GTK_TYPE_FLOAT);
734 clist_signals[ABORT_COLUMN_RESIZE] =
735 gtk_signal_new (I_("abort-column-resize"),
736 GTK_RUN_LAST | GTK_RUN_ACTION,
737 GTK_CLASS_TYPE (object_class),
738 GTK_SIGNAL_OFFSET (GtkCListClass, abort_column_resize),
739 _gtk_marshal_VOID__VOID,
740 GTK_TYPE_NONE, 0);
741
742 binding_set = gtk_binding_set_by_class (klass);
743 gtk_binding_entry_add_signal (binding_set, GDK_Up, 0,
744 "scroll-vertical", 2,
745 GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
746 GTK_TYPE_FLOAT, 0.0);
747 gtk_binding_entry_add_signal (binding_set, GDK_KP_Up, 0,
748 "scroll-vertical", 2,
749 GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
750 GTK_TYPE_FLOAT, 0.0);
751 gtk_binding_entry_add_signal (binding_set, GDK_Down, 0,
752 "scroll-vertical", 2,
753 GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
754 GTK_TYPE_FLOAT, 0.0);
755 gtk_binding_entry_add_signal (binding_set, GDK_KP_Down, 0,
756 "scroll-vertical", 2,
757 GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
758 GTK_TYPE_FLOAT, 0.0);
759 gtk_binding_entry_add_signal (binding_set, GDK_Page_Up, 0,
760 "scroll-vertical", 2,
761 GTK_TYPE_ENUM, GTK_SCROLL_PAGE_BACKWARD,
762 GTK_TYPE_FLOAT, 0.0);
763 gtk_binding_entry_add_signal (binding_set, GDK_KP_Page_Up, 0,
764 "scroll-vertical", 2,
765 GTK_TYPE_ENUM, GTK_SCROLL_PAGE_BACKWARD,
766 GTK_TYPE_FLOAT, 0.0);
767 gtk_binding_entry_add_signal (binding_set, GDK_Page_Down, 0,
768 "scroll-vertical", 2,
769 GTK_TYPE_ENUM, GTK_SCROLL_PAGE_FORWARD,
770 GTK_TYPE_FLOAT, 0.0);
771 gtk_binding_entry_add_signal (binding_set, GDK_KP_Page_Down, 0,
772 "scroll-vertical", 2,
773 GTK_TYPE_ENUM, GTK_SCROLL_PAGE_FORWARD,
774 GTK_TYPE_FLOAT, 0.0);
775 gtk_binding_entry_add_signal (binding_set, GDK_Home, GDK_CONTROL_MASK,
776 "scroll-vertical", 2,
777 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
778 GTK_TYPE_FLOAT, 0.0);
779 gtk_binding_entry_add_signal (binding_set, GDK_KP_Home, GDK_CONTROL_MASK,
780 "scroll-vertical", 2,
781 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
782 GTK_TYPE_FLOAT, 0.0);
783 gtk_binding_entry_add_signal (binding_set, GDK_End, GDK_CONTROL_MASK,
784 "scroll-vertical", 2,
785 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
786 GTK_TYPE_FLOAT, 1.0);
787 gtk_binding_entry_add_signal (binding_set, GDK_KP_End, GDK_CONTROL_MASK,
788 "scroll-vertical", 2,
789 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
790 GTK_TYPE_FLOAT, 1.0);
791
792 gtk_binding_entry_add_signal (binding_set, GDK_Up, GDK_SHIFT_MASK,
793 "extend-selection", 3,
794 GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
795 GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
796 gtk_binding_entry_add_signal (binding_set, GDK_KP_Up, GDK_SHIFT_MASK,
797 "extend-selection", 3,
798 GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
799 GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
800 gtk_binding_entry_add_signal (binding_set, GDK_Down, GDK_SHIFT_MASK,
801 "extend-selection", 3,
802 GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
803 GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
804 gtk_binding_entry_add_signal (binding_set, GDK_KP_Down, GDK_SHIFT_MASK,
805 "extend-selection", 3,
806 GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
807 GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
808 gtk_binding_entry_add_signal (binding_set, GDK_Page_Up, GDK_SHIFT_MASK,
809 "extend-selection", 3,
810 GTK_TYPE_ENUM, GTK_SCROLL_PAGE_BACKWARD,
811 GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
812 gtk_binding_entry_add_signal (binding_set, GDK_KP_Page_Up, GDK_SHIFT_MASK,
813 "extend-selection", 3,
814 GTK_TYPE_ENUM, GTK_SCROLL_PAGE_BACKWARD,
815 GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
816 gtk_binding_entry_add_signal (binding_set, GDK_Page_Down, GDK_SHIFT_MASK,
817 "extend-selection", 3,
818 GTK_TYPE_ENUM, GTK_SCROLL_PAGE_FORWARD,
819 GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
820 gtk_binding_entry_add_signal (binding_set, GDK_KP_Page_Down, GDK_SHIFT_MASK,
821 "extend-selection", 3,
822 GTK_TYPE_ENUM, GTK_SCROLL_PAGE_FORWARD,
823 GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
824 gtk_binding_entry_add_signal (binding_set, GDK_Home,
825 GDK_SHIFT_MASK | GDK_CONTROL_MASK,
826 "extend-selection", 3,
827 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
828 GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
829 gtk_binding_entry_add_signal (binding_set, GDK_KP_Home,
830 GDK_SHIFT_MASK | GDK_CONTROL_MASK,
831 "extend-selection", 3,
832 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
833 GTK_TYPE_FLOAT, 0.0, GTK_TYPE_BOOL, TRUE);
834 gtk_binding_entry_add_signal (binding_set, GDK_End,
835 GDK_SHIFT_MASK | GDK_CONTROL_MASK,
836 "extend-selection", 3,
837 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
838 GTK_TYPE_FLOAT, 1.0, GTK_TYPE_BOOL, TRUE);
839 gtk_binding_entry_add_signal (binding_set, GDK_KP_End,
840 GDK_SHIFT_MASK | GDK_CONTROL_MASK,
841 "extend-selection", 3,
842 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
843 GTK_TYPE_FLOAT, 1.0, GTK_TYPE_BOOL, TRUE);
844
845
846 gtk_binding_entry_add_signal (binding_set, GDK_Left, 0,
847 "scroll-horizontal", 2,
848 GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
849 GTK_TYPE_FLOAT, 0.0);
850 gtk_binding_entry_add_signal (binding_set, GDK_KP_Left, 0,
851 "scroll-horizontal", 2,
852 GTK_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
853 GTK_TYPE_FLOAT, 0.0);
854
855 gtk_binding_entry_add_signal (binding_set, GDK_Right, 0,
856 "scroll-horizontal", 2,
857 GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
858 GTK_TYPE_FLOAT, 0.0);
859 gtk_binding_entry_add_signal (binding_set, GDK_KP_Right, 0,
860 "scroll-horizontal", 2,
861 GTK_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
862 GTK_TYPE_FLOAT, 0.0);
863
864 gtk_binding_entry_add_signal (binding_set, GDK_Home, 0,
865 "scroll-horizontal", 2,
866 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
867 GTK_TYPE_FLOAT, 0.0);
868 gtk_binding_entry_add_signal (binding_set, GDK_KP_Home, 0,
869 "scroll-horizontal", 2,
870 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
871 GTK_TYPE_FLOAT, 0.0);
872
873 gtk_binding_entry_add_signal (binding_set, GDK_End, 0,
874 "scroll-horizontal", 2,
875 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
876 GTK_TYPE_FLOAT, 1.0);
877
878 gtk_binding_entry_add_signal (binding_set, GDK_KP_End, 0,
879 "scroll-horizontal", 2,
880 GTK_TYPE_ENUM, GTK_SCROLL_JUMP,
881 GTK_TYPE_FLOAT, 1.0);
882
883 gtk_binding_entry_add_signal (binding_set, GDK_Escape, 0,
884 "undo-selection", 0);
885 gtk_binding_entry_add_signal (binding_set, GDK_Escape, 0,
886 "abort-column-resize", 0);
887 gtk_binding_entry_add_signal (binding_set, GDK_space, 0,
888 "toggle-focus-row", 0);
889 gtk_binding_entry_add_signal (binding_set, GDK_KP_Space, 0,
890 "toggle-focus-row", 0);
891 gtk_binding_entry_add_signal (binding_set, GDK_space, GDK_CONTROL_MASK,
892 "toggle-add-mode", 0);
893 gtk_binding_entry_add_signal (binding_set, GDK_KP_Space, GDK_CONTROL_MASK,
894 "toggle-add-mode", 0);
895 gtk_binding_entry_add_signal (binding_set, GDK_slash, GDK_CONTROL_MASK,
896 "select-all", 0);
897 gtk_binding_entry_add_signal (binding_set, GDK_KP_Divide, GDK_CONTROL_MASK,
898 "select-all", 0);
899 gtk_binding_entry_add_signal (binding_set, '\\', GDK_CONTROL_MASK,
900 "unselect-all", 0);
901 gtk_binding_entry_add_signal (binding_set, GDK_Shift_L,
902 GDK_RELEASE_MASK | GDK_SHIFT_MASK,
903 "end-selection", 0);
904 gtk_binding_entry_add_signal (binding_set, GDK_Shift_R,
905 GDK_RELEASE_MASK | GDK_SHIFT_MASK,
906 "end-selection", 0);
907 gtk_binding_entry_add_signal (binding_set, GDK_Shift_L,
908 GDK_RELEASE_MASK | GDK_SHIFT_MASK |
909 GDK_CONTROL_MASK,
910 "end-selection", 0);
911 gtk_binding_entry_add_signal (binding_set, GDK_Shift_R,
912 GDK_RELEASE_MASK | GDK_SHIFT_MASK |
913 GDK_CONTROL_MASK,
914 "end-selection", 0);
915 }
916
917 static void
gtk_clist_set_arg(GtkObject * object,GtkArg * arg,guint arg_id)918 gtk_clist_set_arg (GtkObject *object,
919 GtkArg *arg,
920 guint arg_id)
921 {
922 GtkCList *clist;
923
924 clist = GTK_CLIST (object);
925
926 switch (arg_id)
927 {
928 case ARG_N_COLUMNS: /* only set at construction time */
929 clist->columns = MAX (1, GTK_VALUE_UINT (*arg));
930 break;
931 case ARG_SHADOW_TYPE:
932 gtk_clist_set_shadow_type (clist, GTK_VALUE_ENUM (*arg));
933 break;
934 case ARG_SELECTION_MODE:
935 gtk_clist_set_selection_mode (clist, GTK_VALUE_ENUM (*arg));
936 break;
937 case ARG_ROW_HEIGHT:
938 gtk_clist_set_row_height (clist, GTK_VALUE_UINT (*arg));
939 break;
940 case ARG_REORDERABLE:
941 gtk_clist_set_reorderable (clist, GTK_VALUE_BOOL (*arg));
942 break;
943 case ARG_TITLES_ACTIVE:
944 if (GTK_VALUE_BOOL (*arg))
945 gtk_clist_column_titles_active (clist);
946 else
947 gtk_clist_column_titles_passive (clist);
948 break;
949 case ARG_USE_DRAG_ICONS:
950 gtk_clist_set_use_drag_icons (clist, GTK_VALUE_BOOL (*arg));
951 break;
952 case ARG_SORT_TYPE:
953 gtk_clist_set_sort_type (clist, GTK_VALUE_ENUM (*arg));
954 break;
955 }
956 }
957
958 static void
gtk_clist_get_arg(GtkObject * object,GtkArg * arg,guint arg_id)959 gtk_clist_get_arg (GtkObject *object,
960 GtkArg *arg,
961 guint arg_id)
962 {
963 GtkCList *clist;
964
965 clist = GTK_CLIST (object);
966
967 switch (arg_id)
968 {
969 guint i;
970
971 case ARG_N_COLUMNS:
972 GTK_VALUE_UINT (*arg) = clist->columns;
973 break;
974 case ARG_SHADOW_TYPE:
975 GTK_VALUE_ENUM (*arg) = clist->shadow_type;
976 break;
977 case ARG_SELECTION_MODE:
978 GTK_VALUE_ENUM (*arg) = clist->selection_mode;
979 break;
980 case ARG_ROW_HEIGHT:
981 GTK_VALUE_UINT (*arg) = GTK_CLIST_ROW_HEIGHT_SET(clist) ? clist->row_height : 0;
982 break;
983 case ARG_REORDERABLE:
984 GTK_VALUE_BOOL (*arg) = GTK_CLIST_REORDERABLE (clist);
985 break;
986 case ARG_TITLES_ACTIVE:
987 GTK_VALUE_BOOL (*arg) = TRUE;
988 for (i = 0; i < clist->columns; i++)
989 if (clist->column[i].button &&
990 !gtk_widget_get_sensitive (clist->column[i].button))
991 {
992 GTK_VALUE_BOOL (*arg) = FALSE;
993 break;
994 }
995 break;
996 case ARG_USE_DRAG_ICONS:
997 GTK_VALUE_BOOL (*arg) = GTK_CLIST_USE_DRAG_ICONS (clist);
998 break;
999 case ARG_SORT_TYPE:
1000 GTK_VALUE_ENUM (*arg) = clist->sort_type;
1001 break;
1002 default:
1003 arg->type = GTK_TYPE_INVALID;
1004 break;
1005 }
1006 }
1007
1008 static void
gtk_clist_init(GtkCList * clist)1009 gtk_clist_init (GtkCList *clist)
1010 {
1011 clist->flags = 0;
1012
1013 gtk_widget_set_has_window (GTK_WIDGET (clist), TRUE);
1014 gtk_widget_set_can_focus (GTK_WIDGET (clist), TRUE);
1015 GTK_CLIST_SET_FLAG (clist, CLIST_DRAW_DRAG_LINE);
1016 GTK_CLIST_SET_FLAG (clist, CLIST_USE_DRAG_ICONS);
1017
1018 clist->freeze_count = 0;
1019
1020 clist->rows = 0;
1021 clist->row_height = 0;
1022 clist->row_list = NULL;
1023 clist->row_list_end = NULL;
1024
1025 clist->columns = 0;
1026
1027 clist->title_window = NULL;
1028 clist->column_title_area.x = 0;
1029 clist->column_title_area.y = 0;
1030 clist->column_title_area.width = 1;
1031 clist->column_title_area.height = 1;
1032
1033 clist->clist_window = NULL;
1034 clist->clist_window_width = 1;
1035 clist->clist_window_height = 1;
1036
1037 clist->hoffset = 0;
1038 clist->voffset = 0;
1039
1040 clist->shadow_type = GTK_SHADOW_IN;
1041 clist->vadjustment = NULL;
1042 clist->hadjustment = NULL;
1043
1044 clist->button_actions[0] = GTK_BUTTON_SELECTS | GTK_BUTTON_DRAGS;
1045 clist->button_actions[1] = GTK_BUTTON_IGNORED;
1046 clist->button_actions[2] = GTK_BUTTON_IGNORED;
1047 clist->button_actions[3] = GTK_BUTTON_IGNORED;
1048 clist->button_actions[4] = GTK_BUTTON_IGNORED;
1049
1050 clist->cursor_drag = NULL;
1051 clist->xor_gc = NULL;
1052 clist->fg_gc = NULL;
1053 clist->bg_gc = NULL;
1054 clist->x_drag = 0;
1055
1056 clist->selection_mode = GTK_SELECTION_SINGLE;
1057 clist->selection = NULL;
1058 clist->selection_end = NULL;
1059 clist->undo_selection = NULL;
1060 clist->undo_unselection = NULL;
1061
1062 clist->focus_row = -1;
1063 clist->focus_header_column = -1;
1064 clist->undo_anchor = -1;
1065
1066 clist->anchor = -1;
1067 clist->anchor_state = GTK_STATE_SELECTED;
1068 clist->drag_pos = -1;
1069 clist->htimer = 0;
1070 clist->vtimer = 0;
1071
1072 clist->click_cell.row = -1;
1073 clist->click_cell.column = -1;
1074
1075 clist->compare = default_compare;
1076 clist->sort_type = GTK_SORT_ASCENDING;
1077 clist->sort_column = 0;
1078
1079 clist->drag_highlight_row = -1;
1080 }
1081
1082 /* Constructor */
1083 static GObject*
gtk_clist_constructor(GType type,guint n_construct_properties,GObjectConstructParam * construct_properties)1084 gtk_clist_constructor (GType type,
1085 guint n_construct_properties,
1086 GObjectConstructParam *construct_properties)
1087 {
1088 GObject *object = G_OBJECT_CLASS (parent_class)->constructor (type,
1089 n_construct_properties,
1090 construct_properties);
1091 GtkCList *clist = GTK_CLIST (object);
1092
1093 /* allocate memory for columns */
1094 clist->column = columns_new (clist);
1095
1096 /* there needs to be at least one column button
1097 * because there is alot of code that will break if it
1098 * isn't there
1099 */
1100 column_button_create (clist, 0);
1101
1102 return object;
1103 }
1104
1105 /* GTKCLIST PUBLIC INTERFACE
1106 * gtk_clist_new
1107 * gtk_clist_new_with_titles
1108 * gtk_clist_set_hadjustment
1109 * gtk_clist_set_vadjustment
1110 * gtk_clist_get_hadjustment
1111 * gtk_clist_get_vadjustment
1112 * gtk_clist_set_shadow_type
1113 * gtk_clist_set_selection_mode
1114 * gtk_clist_freeze
1115 * gtk_clist_thaw
1116 */
1117 GtkWidget*
gtk_clist_new(gint columns)1118 gtk_clist_new (gint columns)
1119 {
1120 return gtk_clist_new_with_titles (columns, NULL);
1121 }
1122
1123 GtkWidget*
gtk_clist_new_with_titles(gint columns,gchar * titles[])1124 gtk_clist_new_with_titles (gint columns,
1125 gchar *titles[])
1126 {
1127 GtkCList *clist;
1128
1129 clist = g_object_new (GTK_TYPE_CLIST,
1130 "n_columns", columns,
1131 NULL);
1132 if (titles)
1133 {
1134 guint i;
1135
1136 for (i = 0; i < clist->columns; i++)
1137 gtk_clist_set_column_title (clist, i, titles[i]);
1138 gtk_clist_column_titles_show (clist);
1139 }
1140 else
1141 gtk_clist_column_titles_hide (clist);
1142
1143 return GTK_WIDGET (clist);
1144 }
1145
1146 void
gtk_clist_set_hadjustment(GtkCList * clist,GtkAdjustment * adjustment)1147 gtk_clist_set_hadjustment (GtkCList *clist,
1148 GtkAdjustment *adjustment)
1149 {
1150 GtkAdjustment *old_adjustment;
1151
1152 g_return_if_fail (GTK_IS_CLIST (clist));
1153 if (adjustment)
1154 g_return_if_fail (GTK_IS_ADJUSTMENT (adjustment));
1155
1156 if (clist->hadjustment == adjustment)
1157 return;
1158
1159 old_adjustment = clist->hadjustment;
1160
1161 if (clist->hadjustment)
1162 {
1163 gtk_signal_disconnect_by_data (GTK_OBJECT (clist->hadjustment), clist);
1164 g_object_unref (clist->hadjustment);
1165 }
1166
1167 clist->hadjustment = adjustment;
1168
1169 if (clist->hadjustment)
1170 {
1171 g_object_ref_sink (clist->hadjustment);
1172
1173 gtk_signal_connect (GTK_OBJECT (clist->hadjustment), "changed",
1174 G_CALLBACK (hadjustment_changed),
1175 (gpointer) clist);
1176 gtk_signal_connect (GTK_OBJECT (clist->hadjustment), "value-changed",
1177 G_CALLBACK (hadjustment_value_changed),
1178 (gpointer) clist);
1179 }
1180
1181 if (!clist->hadjustment || !old_adjustment)
1182 gtk_widget_queue_resize (GTK_WIDGET (clist));
1183 }
1184
1185 GtkAdjustment *
gtk_clist_get_hadjustment(GtkCList * clist)1186 gtk_clist_get_hadjustment (GtkCList *clist)
1187 {
1188 g_return_val_if_fail (GTK_IS_CLIST (clist), NULL);
1189
1190 return clist->hadjustment;
1191 }
1192
1193 void
gtk_clist_set_vadjustment(GtkCList * clist,GtkAdjustment * adjustment)1194 gtk_clist_set_vadjustment (GtkCList *clist,
1195 GtkAdjustment *adjustment)
1196 {
1197 GtkAdjustment *old_adjustment;
1198
1199 g_return_if_fail (GTK_IS_CLIST (clist));
1200 if (adjustment)
1201 g_return_if_fail (GTK_IS_ADJUSTMENT (adjustment));
1202
1203 if (clist->vadjustment == adjustment)
1204 return;
1205
1206 old_adjustment = clist->vadjustment;
1207
1208 if (clist->vadjustment)
1209 {
1210 gtk_signal_disconnect_by_data (GTK_OBJECT (clist->vadjustment), clist);
1211 g_object_unref (clist->vadjustment);
1212 }
1213
1214 clist->vadjustment = adjustment;
1215
1216 if (clist->vadjustment)
1217 {
1218 g_object_ref_sink (clist->vadjustment);
1219
1220 gtk_signal_connect (GTK_OBJECT (clist->vadjustment), "changed",
1221 G_CALLBACK (vadjustment_changed),
1222 (gpointer) clist);
1223 gtk_signal_connect (GTK_OBJECT (clist->vadjustment), "value-changed",
1224 G_CALLBACK (vadjustment_value_changed),
1225 (gpointer) clist);
1226 }
1227
1228 if (!clist->vadjustment || !old_adjustment)
1229 gtk_widget_queue_resize (GTK_WIDGET (clist));
1230 }
1231
1232 GtkAdjustment *
gtk_clist_get_vadjustment(GtkCList * clist)1233 gtk_clist_get_vadjustment (GtkCList *clist)
1234 {
1235 g_return_val_if_fail (GTK_IS_CLIST (clist), NULL);
1236
1237 return clist->vadjustment;
1238 }
1239
1240 static void
gtk_clist_set_scroll_adjustments(GtkCList * clist,GtkAdjustment * hadjustment,GtkAdjustment * vadjustment)1241 gtk_clist_set_scroll_adjustments (GtkCList *clist,
1242 GtkAdjustment *hadjustment,
1243 GtkAdjustment *vadjustment)
1244 {
1245 if (clist->hadjustment != hadjustment)
1246 gtk_clist_set_hadjustment (clist, hadjustment);
1247 if (clist->vadjustment != vadjustment)
1248 gtk_clist_set_vadjustment (clist, vadjustment);
1249 }
1250
1251 void
gtk_clist_set_shadow_type(GtkCList * clist,GtkShadowType type)1252 gtk_clist_set_shadow_type (GtkCList *clist,
1253 GtkShadowType type)
1254 {
1255 g_return_if_fail (GTK_IS_CLIST (clist));
1256
1257 clist->shadow_type = type;
1258
1259 if (gtk_widget_get_visible (GTK_WIDGET (clist)))
1260 gtk_widget_queue_resize (GTK_WIDGET (clist));
1261 }
1262
1263 void
gtk_clist_set_selection_mode(GtkCList * clist,GtkSelectionMode mode)1264 gtk_clist_set_selection_mode (GtkCList *clist,
1265 GtkSelectionMode mode)
1266 {
1267 g_return_if_fail (GTK_IS_CLIST (clist));
1268 g_return_if_fail (mode != GTK_SELECTION_NONE);
1269
1270 if (mode == clist->selection_mode)
1271 return;
1272
1273 clist->selection_mode = mode;
1274 clist->anchor = -1;
1275 clist->anchor_state = GTK_STATE_SELECTED;
1276 clist->drag_pos = -1;
1277 clist->undo_anchor = clist->focus_row;
1278
1279 g_list_free (clist->undo_selection);
1280 g_list_free (clist->undo_unselection);
1281 clist->undo_selection = NULL;
1282 clist->undo_unselection = NULL;
1283
1284 switch (mode)
1285 {
1286 case GTK_SELECTION_MULTIPLE:
1287 return;
1288 case GTK_SELECTION_BROWSE:
1289 case GTK_SELECTION_SINGLE:
1290 gtk_clist_unselect_all (clist);
1291 break;
1292 default:
1293 /* Someone set it by hand */
1294 g_assert_not_reached ();
1295 }
1296 }
1297
1298 void
gtk_clist_freeze(GtkCList * clist)1299 gtk_clist_freeze (GtkCList *clist)
1300 {
1301 g_return_if_fail (GTK_IS_CLIST (clist));
1302
1303 clist->freeze_count++;
1304 }
1305
1306 void
gtk_clist_thaw(GtkCList * clist)1307 gtk_clist_thaw (GtkCList *clist)
1308 {
1309 g_return_if_fail (GTK_IS_CLIST (clist));
1310
1311 if (clist->freeze_count)
1312 {
1313 clist->freeze_count--;
1314 CLIST_REFRESH (clist);
1315 }
1316 }
1317
1318 /* PUBLIC COLUMN FUNCTIONS
1319 * gtk_clist_column_titles_show
1320 * gtk_clist_column_titles_hide
1321 * gtk_clist_column_title_active
1322 * gtk_clist_column_title_passive
1323 * gtk_clist_column_titles_active
1324 * gtk_clist_column_titles_passive
1325 * gtk_clist_set_column_title
1326 * gtk_clist_get_column_title
1327 * gtk_clist_set_column_widget
1328 * gtk_clist_set_column_justification
1329 * gtk_clist_set_column_visibility
1330 * gtk_clist_set_column_resizeable
1331 * gtk_clist_set_column_auto_resize
1332 * gtk_clist_optimal_column_width
1333 * gtk_clist_set_column_width
1334 * gtk_clist_set_column_min_width
1335 * gtk_clist_set_column_max_width
1336 */
1337 void
gtk_clist_column_titles_show(GtkCList * clist)1338 gtk_clist_column_titles_show (GtkCList *clist)
1339 {
1340 g_return_if_fail (GTK_IS_CLIST (clist));
1341
1342 if (!GTK_CLIST_SHOW_TITLES(clist))
1343 {
1344 GTK_CLIST_SET_FLAG (clist, CLIST_SHOW_TITLES);
1345 if (clist->title_window)
1346 gdk_window_show (clist->title_window);
1347 gtk_widget_queue_resize (GTK_WIDGET (clist));
1348 }
1349 }
1350
1351 void
gtk_clist_column_titles_hide(GtkCList * clist)1352 gtk_clist_column_titles_hide (GtkCList *clist)
1353 {
1354 g_return_if_fail (GTK_IS_CLIST (clist));
1355
1356 if (GTK_CLIST_SHOW_TITLES(clist))
1357 {
1358 GTK_CLIST_UNSET_FLAG (clist, CLIST_SHOW_TITLES);
1359 if (clist->title_window)
1360 gdk_window_hide (clist->title_window);
1361 gtk_widget_queue_resize (GTK_WIDGET (clist));
1362 }
1363 }
1364
1365 void
gtk_clist_column_title_active(GtkCList * clist,gint column)1366 gtk_clist_column_title_active (GtkCList *clist,
1367 gint column)
1368 {
1369 g_return_if_fail (GTK_IS_CLIST (clist));
1370
1371 if (column < 0 || column >= clist->columns)
1372 return;
1373 if (!clist->column[column].button || !clist->column[column].button_passive)
1374 return;
1375
1376 clist->column[column].button_passive = FALSE;
1377
1378 gtk_signal_disconnect_by_func (GTK_OBJECT (clist->column[column].button),
1379 G_CALLBACK (column_title_passive_func),
1380 NULL);
1381
1382 gtk_widget_set_can_focus (clist->column[column].button, TRUE);
1383 if (gtk_widget_get_visible (GTK_WIDGET (clist)))
1384 gtk_widget_queue_draw (clist->column[column].button);
1385 }
1386
1387 void
gtk_clist_column_title_passive(GtkCList * clist,gint column)1388 gtk_clist_column_title_passive (GtkCList *clist,
1389 gint column)
1390 {
1391 GtkButton *button;
1392
1393 g_return_if_fail (GTK_IS_CLIST (clist));
1394
1395 if (column < 0 || column >= clist->columns)
1396 return;
1397 if (!clist->column[column].button || clist->column[column].button_passive)
1398 return;
1399
1400 button = GTK_BUTTON (clist->column[column].button);
1401
1402 clist->column[column].button_passive = TRUE;
1403
1404 if (button->button_down)
1405 g_signal_emit_by_name (button, "released");
1406 if (button->in_button)
1407 g_signal_emit_by_name (button, "leave");
1408
1409 gtk_signal_connect (GTK_OBJECT (clist->column[column].button), "event",
1410 G_CALLBACK (column_title_passive_func),
1411 NULL);
1412
1413 gtk_widget_set_can_focus (clist->column[column].button, FALSE);
1414 if (gtk_widget_get_visible (GTK_WIDGET (clist)))
1415 gtk_widget_queue_draw (clist->column[column].button);
1416 }
1417
1418 void
gtk_clist_column_titles_active(GtkCList * clist)1419 gtk_clist_column_titles_active (GtkCList *clist)
1420 {
1421 gint i;
1422
1423 g_return_if_fail (GTK_IS_CLIST (clist));
1424
1425 for (i = 0; i < clist->columns; i++)
1426 gtk_clist_column_title_active (clist, i);
1427 }
1428
1429 void
gtk_clist_column_titles_passive(GtkCList * clist)1430 gtk_clist_column_titles_passive (GtkCList *clist)
1431 {
1432 gint i;
1433
1434 g_return_if_fail (GTK_IS_CLIST (clist));
1435
1436 for (i = 0; i < clist->columns; i++)
1437 gtk_clist_column_title_passive (clist, i);
1438 }
1439
1440 void
gtk_clist_set_column_title(GtkCList * clist,gint column,const gchar * title)1441 gtk_clist_set_column_title (GtkCList *clist,
1442 gint column,
1443 const gchar *title)
1444 {
1445 gint new_button = 0;
1446 GtkWidget *old_widget;
1447 GtkWidget *alignment = NULL;
1448 GtkWidget *label;
1449
1450 g_return_if_fail (GTK_IS_CLIST (clist));
1451
1452 if (column < 0 || column >= clist->columns)
1453 return;
1454
1455 /* if the column button doesn't currently exist,
1456 * it has to be created first */
1457 if (!clist->column[column].button)
1458 {
1459 column_button_create (clist, column);
1460 new_button = 1;
1461 }
1462
1463 column_title_new (clist, column, title);
1464
1465 /* remove and destroy the old widget */
1466 old_widget = GTK_BIN (clist->column[column].button)->child;
1467 if (old_widget)
1468 gtk_container_remove (GTK_CONTAINER (clist->column[column].button), old_widget);
1469
1470 /* create new alignment based no column justification */
1471 switch (clist->column[column].justification)
1472 {
1473 case GTK_JUSTIFY_LEFT:
1474 alignment = gtk_alignment_new (0.0, 0.5, 0.0, 0.0);
1475 break;
1476
1477 case GTK_JUSTIFY_RIGHT:
1478 alignment = gtk_alignment_new (1.0, 0.5, 0.0, 0.0);
1479 break;
1480
1481 case GTK_JUSTIFY_CENTER:
1482 alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
1483 break;
1484
1485 case GTK_JUSTIFY_FILL:
1486 alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
1487 break;
1488 }
1489
1490 gtk_widget_push_composite_child ();
1491 label = gtk_label_new (clist->column[column].title);
1492 gtk_widget_pop_composite_child ();
1493 gtk_container_add (GTK_CONTAINER (alignment), label);
1494 gtk_container_add (GTK_CONTAINER (clist->column[column].button), alignment);
1495 gtk_widget_show (label);
1496 gtk_widget_show (alignment);
1497
1498 /* if this button didn't previously exist, then the
1499 * column button positions have to be re-computed */
1500 if (gtk_widget_get_visible (GTK_WIDGET (clist)) && new_button)
1501 size_allocate_title_buttons (clist);
1502 }
1503
1504 gchar *
gtk_clist_get_column_title(GtkCList * clist,gint column)1505 gtk_clist_get_column_title (GtkCList *clist,
1506 gint column)
1507 {
1508 g_return_val_if_fail (GTK_IS_CLIST (clist), NULL);
1509
1510 if (column < 0 || column >= clist->columns)
1511 return NULL;
1512
1513 return clist->column[column].title;
1514 }
1515
1516 void
gtk_clist_set_column_widget(GtkCList * clist,gint column,GtkWidget * widget)1517 gtk_clist_set_column_widget (GtkCList *clist,
1518 gint column,
1519 GtkWidget *widget)
1520 {
1521 gint new_button = 0;
1522 GtkWidget *old_widget;
1523
1524 g_return_if_fail (GTK_IS_CLIST (clist));
1525
1526 if (column < 0 || column >= clist->columns)
1527 return;
1528
1529 /* if the column button doesn't currently exist,
1530 * it has to be created first */
1531 if (!clist->column[column].button)
1532 {
1533 column_button_create (clist, column);
1534 new_button = 1;
1535 }
1536
1537 column_title_new (clist, column, NULL);
1538
1539 /* remove and destroy the old widget */
1540 old_widget = GTK_BIN (clist->column[column].button)->child;
1541 if (old_widget)
1542 gtk_container_remove (GTK_CONTAINER (clist->column[column].button),
1543 old_widget);
1544
1545 /* add and show the widget */
1546 if (widget)
1547 {
1548 gtk_container_add (GTK_CONTAINER (clist->column[column].button), widget);
1549 gtk_widget_show (widget);
1550 }
1551
1552 /* if this button didn't previously exist, then the
1553 * column button positions have to be re-computed */
1554 if (gtk_widget_get_visible (GTK_WIDGET (clist)) && new_button)
1555 size_allocate_title_buttons (clist);
1556 }
1557
1558 GtkWidget *
gtk_clist_get_column_widget(GtkCList * clist,gint column)1559 gtk_clist_get_column_widget (GtkCList *clist,
1560 gint column)
1561 {
1562 g_return_val_if_fail (GTK_IS_CLIST (clist), NULL);
1563
1564 if (column < 0 || column >= clist->columns)
1565 return NULL;
1566
1567 if (clist->column[column].button)
1568 return GTK_BIN (clist->column[column].button)->child;
1569
1570 return NULL;
1571 }
1572
1573 void
gtk_clist_set_column_justification(GtkCList * clist,gint column,GtkJustification justification)1574 gtk_clist_set_column_justification (GtkCList *clist,
1575 gint column,
1576 GtkJustification justification)
1577 {
1578 GtkWidget *alignment;
1579
1580 g_return_if_fail (GTK_IS_CLIST (clist));
1581
1582 if (column < 0 || column >= clist->columns)
1583 return;
1584
1585 clist->column[column].justification = justification;
1586
1587 /* change the alinment of the button title if it's not a
1588 * custom widget */
1589 if (clist->column[column].title)
1590 {
1591 alignment = GTK_BIN (clist->column[column].button)->child;
1592
1593 switch (clist->column[column].justification)
1594 {
1595 case GTK_JUSTIFY_LEFT:
1596 gtk_alignment_set (GTK_ALIGNMENT (alignment), 0.0, 0.5, 0.0, 0.0);
1597 break;
1598
1599 case GTK_JUSTIFY_RIGHT:
1600 gtk_alignment_set (GTK_ALIGNMENT (alignment), 1.0, 0.5, 0.0, 0.0);
1601 break;
1602
1603 case GTK_JUSTIFY_CENTER:
1604 gtk_alignment_set (GTK_ALIGNMENT (alignment), 0.5, 0.5, 0.0, 0.0);
1605 break;
1606
1607 case GTK_JUSTIFY_FILL:
1608 gtk_alignment_set (GTK_ALIGNMENT (alignment), 0.5, 0.5, 0.0, 0.0);
1609 break;
1610
1611 default:
1612 break;
1613 }
1614 }
1615
1616 if (CLIST_UNFROZEN (clist))
1617 draw_rows (clist, NULL);
1618 }
1619
1620 void
gtk_clist_set_column_visibility(GtkCList * clist,gint column,gboolean visible)1621 gtk_clist_set_column_visibility (GtkCList *clist,
1622 gint column,
1623 gboolean visible)
1624 {
1625 g_return_if_fail (GTK_IS_CLIST (clist));
1626
1627 if (column < 0 || column >= clist->columns)
1628 return;
1629 if (clist->column[column].visible == visible)
1630 return;
1631
1632 /* don't hide last visible column */
1633 if (!visible)
1634 {
1635 gint i;
1636 gint vis_columns = 0;
1637
1638 for (i = 0, vis_columns = 0; i < clist->columns && vis_columns < 2; i++)
1639 if (clist->column[i].visible)
1640 vis_columns++;
1641
1642 if (vis_columns < 2)
1643 return;
1644 }
1645
1646 clist->column[column].visible = visible;
1647
1648 if (clist->column[column].button)
1649 {
1650 if (visible)
1651 gtk_widget_show (clist->column[column].button);
1652 else
1653 gtk_widget_hide (clist->column[column].button);
1654 }
1655
1656 gtk_widget_queue_resize (GTK_WIDGET(clist));
1657 }
1658
1659 void
gtk_clist_set_column_resizeable(GtkCList * clist,gint column,gboolean resizeable)1660 gtk_clist_set_column_resizeable (GtkCList *clist,
1661 gint column,
1662 gboolean resizeable)
1663 {
1664 g_return_if_fail (GTK_IS_CLIST (clist));
1665
1666 if (column < 0 || column >= clist->columns)
1667 return;
1668 if (clist->column[column].resizeable == resizeable)
1669 return;
1670
1671 clist->column[column].resizeable = resizeable;
1672 if (resizeable)
1673 clist->column[column].auto_resize = FALSE;
1674
1675 if (gtk_widget_get_visible (GTK_WIDGET (clist)))
1676 size_allocate_title_buttons (clist);
1677 }
1678
1679 void
gtk_clist_set_column_auto_resize(GtkCList * clist,gint column,gboolean auto_resize)1680 gtk_clist_set_column_auto_resize (GtkCList *clist,
1681 gint column,
1682 gboolean auto_resize)
1683 {
1684 g_return_if_fail (GTK_IS_CLIST (clist));
1685
1686 if (column < 0 || column >= clist->columns)
1687 return;
1688 if (clist->column[column].auto_resize == auto_resize)
1689 return;
1690
1691 clist->column[column].auto_resize = auto_resize;
1692 if (auto_resize)
1693 {
1694 clist->column[column].resizeable = FALSE;
1695 if (!GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
1696 {
1697 gint width;
1698
1699 width = gtk_clist_optimal_column_width (clist, column);
1700 gtk_clist_set_column_width (clist, column, width);
1701 }
1702 }
1703
1704 if (gtk_widget_get_visible (GTK_WIDGET (clist)))
1705 size_allocate_title_buttons (clist);
1706 }
1707
1708 gint
gtk_clist_columns_autosize(GtkCList * clist)1709 gtk_clist_columns_autosize (GtkCList *clist)
1710 {
1711 gint i;
1712 gint width;
1713
1714 g_return_val_if_fail (GTK_IS_CLIST (clist), 0);
1715
1716 gtk_clist_freeze (clist);
1717 width = 0;
1718 for (i = 0; i < clist->columns; i++)
1719 {
1720 gtk_clist_set_column_width (clist, i,
1721 gtk_clist_optimal_column_width (clist, i));
1722
1723 width += clist->column[i].width;
1724 }
1725
1726 gtk_clist_thaw (clist);
1727 return width;
1728 }
1729
1730 gint
gtk_clist_optimal_column_width(GtkCList * clist,gint column)1731 gtk_clist_optimal_column_width (GtkCList *clist,
1732 gint column)
1733 {
1734 GtkRequisition requisition;
1735 GList *list;
1736 gint width;
1737
1738 g_return_val_if_fail (GTK_CLIST (clist), 0);
1739
1740 if (column < 0 || column >= clist->columns)
1741 return 0;
1742
1743 if (GTK_CLIST_SHOW_TITLES(clist) && clist->column[column].button)
1744 width = (clist->column[column].button->requisition.width)
1745 #if 0
1746 (CELL_SPACING + (2 * COLUMN_INSET)))
1747 #endif
1748 ;
1749 else
1750 width = 0;
1751
1752 for (list = clist->row_list; list; list = list->next)
1753 {
1754 GTK_CLIST_GET_CLASS (clist)->cell_size_request
1755 (clist, GTK_CLIST_ROW (list), column, &requisition);
1756 width = MAX (width, requisition.width);
1757 }
1758
1759 return width;
1760 }
1761
1762 void
gtk_clist_set_column_width(GtkCList * clist,gint column,gint width)1763 gtk_clist_set_column_width (GtkCList *clist,
1764 gint column,
1765 gint width)
1766 {
1767 g_return_if_fail (GTK_IS_CLIST (clist));
1768
1769 if (column < 0 || column >= clist->columns)
1770 return;
1771
1772 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[RESIZE_COLUMN],
1773 column, width);
1774 }
1775
1776 void
gtk_clist_set_column_min_width(GtkCList * clist,gint column,gint min_width)1777 gtk_clist_set_column_min_width (GtkCList *clist,
1778 gint column,
1779 gint min_width)
1780 {
1781 g_return_if_fail (GTK_IS_CLIST (clist));
1782
1783 if (column < 0 || column >= clist->columns)
1784 return;
1785 if (clist->column[column].min_width == min_width)
1786 return;
1787
1788 if (clist->column[column].max_width >= 0 &&
1789 clist->column[column].max_width < min_width)
1790 clist->column[column].min_width = clist->column[column].max_width;
1791 else
1792 clist->column[column].min_width = min_width;
1793
1794 if (clist->column[column].area.width < clist->column[column].min_width)
1795 gtk_clist_set_column_width (clist, column,clist->column[column].min_width);
1796 }
1797
1798 void
gtk_clist_set_column_max_width(GtkCList * clist,gint column,gint max_width)1799 gtk_clist_set_column_max_width (GtkCList *clist,
1800 gint column,
1801 gint max_width)
1802 {
1803 g_return_if_fail (GTK_IS_CLIST (clist));
1804
1805 if (column < 0 || column >= clist->columns)
1806 return;
1807 if (clist->column[column].max_width == max_width)
1808 return;
1809
1810 if (clist->column[column].min_width >= 0 && max_width >= 0 &&
1811 clist->column[column].min_width > max_width)
1812 clist->column[column].max_width = clist->column[column].min_width;
1813 else
1814 clist->column[column].max_width = max_width;
1815
1816 if (clist->column[column].area.width > clist->column[column].max_width)
1817 gtk_clist_set_column_width (clist, column,clist->column[column].max_width);
1818 }
1819
1820 /* PRIVATE COLUMN FUNCTIONS
1821 * column_auto_resize
1822 * real_resize_column
1823 * abort_column_resize
1824 * size_allocate_title_buttons
1825 * size_allocate_columns
1826 * list_requisition_width
1827 * new_column_width
1828 * column_button_create
1829 * column_button_clicked
1830 * column_title_passive_func
1831 */
1832 static void
column_auto_resize(GtkCList * clist,GtkCListRow * clist_row,gint column,gint old_width)1833 column_auto_resize (GtkCList *clist,
1834 GtkCListRow *clist_row,
1835 gint column,
1836 gint old_width)
1837 {
1838 /* resize column if needed for auto_resize */
1839 GtkRequisition requisition;
1840
1841 if (!clist->column[column].auto_resize ||
1842 GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
1843 return;
1844
1845 if (clist_row)
1846 GTK_CLIST_GET_CLASS (clist)->cell_size_request (clist, clist_row,
1847 column, &requisition);
1848 else
1849 requisition.width = 0;
1850
1851 if (requisition.width > clist->column[column].width)
1852 gtk_clist_set_column_width (clist, column, requisition.width);
1853 else if (requisition.width < old_width &&
1854 old_width == clist->column[column].width)
1855 {
1856 GList *list;
1857 gint new_width = 0;
1858
1859 /* run a "gtk_clist_optimal_column_width" but break, if
1860 * the column doesn't shrink */
1861 if (GTK_CLIST_SHOW_TITLES(clist) && clist->column[column].button)
1862 new_width = (clist->column[column].button->requisition.width -
1863 (CELL_SPACING + (2 * COLUMN_INSET)));
1864 else
1865 new_width = 0;
1866
1867 for (list = clist->row_list; list; list = list->next)
1868 {
1869 GTK_CLIST_GET_CLASS (clist)->cell_size_request
1870 (clist, GTK_CLIST_ROW (list), column, &requisition);
1871 new_width = MAX (new_width, requisition.width);
1872 if (new_width == clist->column[column].width)
1873 break;
1874 }
1875 if (new_width < clist->column[column].width)
1876 gtk_clist_set_column_width
1877 (clist, column, MAX (new_width, clist->column[column].min_width));
1878 }
1879 }
1880
1881 static void
real_resize_column(GtkCList * clist,gint column,gint width)1882 real_resize_column (GtkCList *clist,
1883 gint column,
1884 gint width)
1885 {
1886 g_return_if_fail (GTK_IS_CLIST (clist));
1887
1888 if (column < 0 || column >= clist->columns)
1889 return;
1890
1891 if (width < MAX (COLUMN_MIN_WIDTH, clist->column[column].min_width))
1892 width = MAX (COLUMN_MIN_WIDTH, clist->column[column].min_width);
1893 if (clist->column[column].max_width >= 0 &&
1894 width > clist->column[column].max_width)
1895 width = clist->column[column].max_width;
1896
1897 clist->column[column].width = width;
1898 clist->column[column].width_set = TRUE;
1899
1900 /* FIXME: this is quite expensive to do if the widget hasn't
1901 * been size_allocated yet, and pointless. Should
1902 * a flag be kept
1903 */
1904 size_allocate_columns (clist, TRUE);
1905 size_allocate_title_buttons (clist);
1906
1907 CLIST_REFRESH (clist);
1908 }
1909
1910 static void
abort_column_resize(GtkCList * clist)1911 abort_column_resize (GtkCList *clist)
1912 {
1913 g_return_if_fail (GTK_IS_CLIST (clist));
1914
1915 if (!GTK_CLIST_IN_DRAG(clist))
1916 return;
1917
1918 GTK_CLIST_UNSET_FLAG (clist, CLIST_IN_DRAG);
1919 gtk_grab_remove (GTK_WIDGET (clist));
1920 gdk_display_pointer_ungrab (gtk_widget_get_display (GTK_WIDGET (clist)),
1921 GDK_CURRENT_TIME);
1922 clist->drag_pos = -1;
1923
1924 if (clist->x_drag >= 0 && clist->x_drag <= clist->clist_window_width - 1)
1925 draw_xor_line (clist);
1926
1927 if (GTK_CLIST_ADD_MODE(clist))
1928 {
1929 gint8 dashes[] = { 4, 4 };
1930
1931 gdk_gc_set_line_attributes (clist->xor_gc, 1, GDK_LINE_ON_OFF_DASH, 0,0);
1932 gdk_gc_set_dashes (clist->xor_gc, 0, dashes, G_N_ELEMENTS (dashes));
1933 }
1934 }
1935
1936 static void
size_allocate_title_buttons(GtkCList * clist)1937 size_allocate_title_buttons (GtkCList *clist)
1938 {
1939 GtkAllocation button_allocation;
1940 gint last_column;
1941 gint last_button = 0;
1942 gint i;
1943
1944 if (!gtk_widget_get_realized (GTK_WIDGET (clist)))
1945 return;
1946
1947 button_allocation.x = clist->hoffset;
1948 button_allocation.y = 0;
1949 button_allocation.width = 0;
1950 button_allocation.height = clist->column_title_area.height;
1951
1952 /* find last visible column */
1953 for (last_column = clist->columns - 1; last_column >= 0; last_column--)
1954 if (clist->column[last_column].visible)
1955 break;
1956
1957 for (i = 0; i < last_column; i++)
1958 {
1959 if (!clist->column[i].visible)
1960 {
1961 last_button = i + 1;
1962 gdk_window_hide (clist->column[i].window);
1963 continue;
1964 }
1965
1966 button_allocation.width += (clist->column[i].area.width +
1967 CELL_SPACING + 2 * COLUMN_INSET);
1968
1969 if (!clist->column[i + 1].button)
1970 {
1971 gdk_window_hide (clist->column[i].window);
1972 continue;
1973 }
1974
1975 gtk_widget_size_allocate (clist->column[last_button].button,
1976 &button_allocation);
1977 button_allocation.x += button_allocation.width;
1978 button_allocation.width = 0;
1979
1980 if (clist->column[last_button].resizeable)
1981 {
1982 gdk_window_show (clist->column[last_button].window);
1983 gdk_window_move_resize (clist->column[last_button].window,
1984 button_allocation.x - (DRAG_WIDTH / 2),
1985 0, DRAG_WIDTH,
1986 clist->column_title_area.height);
1987 }
1988 else
1989 gdk_window_hide (clist->column[last_button].window);
1990
1991 last_button = i + 1;
1992 }
1993
1994 button_allocation.width += (clist->column[last_column].area.width +
1995 2 * (CELL_SPACING + COLUMN_INSET));
1996 gtk_widget_size_allocate (clist->column[last_button].button,
1997 &button_allocation);
1998
1999 if (clist->column[last_button].resizeable)
2000 {
2001 button_allocation.x += button_allocation.width;
2002
2003 gdk_window_show (clist->column[last_button].window);
2004 gdk_window_move_resize (clist->column[last_button].window,
2005 button_allocation.x - (DRAG_WIDTH / 2),
2006 0, DRAG_WIDTH, clist->column_title_area.height);
2007 }
2008 else
2009 gdk_window_hide (clist->column[last_button].window);
2010 }
2011
2012 static void
size_allocate_columns(GtkCList * clist,gboolean block_resize)2013 size_allocate_columns (GtkCList *clist,
2014 gboolean block_resize)
2015 {
2016 gint xoffset = CELL_SPACING + COLUMN_INSET;
2017 gint last_column;
2018 gint i;
2019
2020 /* find last visible column and calculate correct column width */
2021 for (last_column = clist->columns - 1;
2022 last_column >= 0 && !clist->column[last_column].visible; last_column--);
2023
2024 if (last_column < 0)
2025 return;
2026
2027 for (i = 0; i <= last_column; i++)
2028 {
2029 if (!clist->column[i].visible)
2030 continue;
2031 clist->column[i].area.x = xoffset;
2032 if (clist->column[i].width_set)
2033 {
2034 if (!block_resize && GTK_CLIST_SHOW_TITLES(clist) &&
2035 clist->column[i].auto_resize && clist->column[i].button)
2036 {
2037 gint width;
2038
2039 width = (clist->column[i].button->requisition.width -
2040 (CELL_SPACING + (2 * COLUMN_INSET)));
2041
2042 if (width > clist->column[i].width)
2043 gtk_clist_set_column_width (clist, i, width);
2044 }
2045
2046 clist->column[i].area.width = clist->column[i].width;
2047 xoffset += clist->column[i].width + CELL_SPACING + (2* COLUMN_INSET);
2048 }
2049 else if (GTK_CLIST_SHOW_TITLES(clist) && clist->column[i].button)
2050 {
2051 clist->column[i].area.width =
2052 clist->column[i].button->requisition.width -
2053 (CELL_SPACING + (2 * COLUMN_INSET));
2054 xoffset += clist->column[i].button->requisition.width;
2055 }
2056 }
2057
2058 clist->column[last_column].area.width = clist->column[last_column].area.width
2059 + MAX (0, clist->clist_window_width + COLUMN_INSET - xoffset);
2060 }
2061
2062 static gint
list_requisition_width(GtkCList * clist)2063 list_requisition_width (GtkCList *clist)
2064 {
2065 gint width = CELL_SPACING;
2066 gint i;
2067
2068 for (i = clist->columns - 1; i >= 0; i--)
2069 {
2070 if (!clist->column[i].visible)
2071 continue;
2072
2073 if (clist->column[i].width_set)
2074 width += clist->column[i].width + CELL_SPACING + (2 * COLUMN_INSET);
2075 else if (GTK_CLIST_SHOW_TITLES(clist) && clist->column[i].button)
2076 width += clist->column[i].button->requisition.width;
2077 }
2078
2079 return width;
2080 }
2081
2082 /* this function returns the new width of the column being resized given
2083 * the column and x position of the cursor; the x cursor position is passed
2084 * in as a pointer and automagicly corrected if it's beyond min/max limits */
2085 static gint
new_column_width(GtkCList * clist,gint column,gint * x)2086 new_column_width (GtkCList *clist,
2087 gint column,
2088 gint *x)
2089 {
2090 gint xthickness = GTK_WIDGET (clist)->style->xthickness;
2091 gint width;
2092 gint cx;
2093 gint dx;
2094 gint last_column;
2095
2096 /* first translate the x position from widget->window
2097 * to clist->clist_window */
2098 cx = *x - xthickness;
2099
2100 for (last_column = clist->columns - 1;
2101 last_column >= 0 && !clist->column[last_column].visible; last_column--);
2102
2103 /* calculate new column width making sure it doesn't end up
2104 * less than the minimum width */
2105 dx = (COLUMN_LEFT_XPIXEL (clist, column) + COLUMN_INSET +
2106 (column < last_column) * CELL_SPACING);
2107 width = cx - dx;
2108
2109 if (width < MAX (COLUMN_MIN_WIDTH, clist->column[column].min_width))
2110 {
2111 width = MAX (COLUMN_MIN_WIDTH, clist->column[column].min_width);
2112 cx = dx + width;
2113 *x = cx + xthickness;
2114 }
2115 else if (clist->column[column].max_width >= COLUMN_MIN_WIDTH &&
2116 width > clist->column[column].max_width)
2117 {
2118 width = clist->column[column].max_width;
2119 cx = dx + clist->column[column].max_width;
2120 *x = cx + xthickness;
2121 }
2122
2123 if (cx < 0 || cx > clist->clist_window_width)
2124 *x = -1;
2125
2126 return width;
2127 }
2128
2129 static void
column_button_create(GtkCList * clist,gint column)2130 column_button_create (GtkCList *clist,
2131 gint column)
2132 {
2133 GtkWidget *button;
2134
2135 gtk_widget_push_composite_child ();
2136 button = clist->column[column].button = gtk_button_new ();
2137 gtk_widget_pop_composite_child ();
2138
2139 if (gtk_widget_get_realized (GTK_WIDGET (clist)) && clist->title_window)
2140 gtk_widget_set_parent_window (clist->column[column].button,
2141 clist->title_window);
2142 gtk_widget_set_parent (button, GTK_WIDGET (clist));
2143
2144 gtk_signal_connect (GTK_OBJECT (button), "clicked",
2145 G_CALLBACK (column_button_clicked),
2146 (gpointer) clist);
2147 gtk_widget_show (button);
2148 }
2149
2150 static void
column_button_clicked(GtkWidget * widget,gpointer data)2151 column_button_clicked (GtkWidget *widget,
2152 gpointer data)
2153 {
2154 gint i;
2155 GtkCList *clist;
2156
2157 g_return_if_fail (widget != NULL);
2158 g_return_if_fail (GTK_IS_CLIST (data));
2159
2160 clist = GTK_CLIST (data);
2161
2162 /* find the column who's button was pressed */
2163 for (i = 0; i < clist->columns; i++)
2164 if (clist->column[i].button == widget)
2165 break;
2166
2167 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[CLICK_COLUMN], i);
2168 }
2169
2170 static gint
column_title_passive_func(GtkWidget * widget,GdkEvent * event,gpointer data)2171 column_title_passive_func (GtkWidget *widget,
2172 GdkEvent *event,
2173 gpointer data)
2174 {
2175 g_return_val_if_fail (event != NULL, FALSE);
2176
2177 switch (event->type)
2178 {
2179 case GDK_MOTION_NOTIFY:
2180 case GDK_BUTTON_PRESS:
2181 case GDK_2BUTTON_PRESS:
2182 case GDK_3BUTTON_PRESS:
2183 case GDK_BUTTON_RELEASE:
2184 case GDK_ENTER_NOTIFY:
2185 case GDK_LEAVE_NOTIFY:
2186 return TRUE;
2187 default:
2188 break;
2189 }
2190 return FALSE;
2191 }
2192
2193
2194 /* PUBLIC CELL FUNCTIONS
2195 * gtk_clist_get_cell_type
2196 * gtk_clist_set_text
2197 * gtk_clist_get_text
2198 * gtk_clist_set_pixmap
2199 * gtk_clist_get_pixmap
2200 * gtk_clist_set_pixtext
2201 * gtk_clist_get_pixtext
2202 * gtk_clist_set_shift
2203 */
2204 GtkCellType
gtk_clist_get_cell_type(GtkCList * clist,gint row,gint column)2205 gtk_clist_get_cell_type (GtkCList *clist,
2206 gint row,
2207 gint column)
2208 {
2209 GtkCListRow *clist_row;
2210
2211 g_return_val_if_fail (GTK_IS_CLIST (clist), -1);
2212
2213 if (row < 0 || row >= clist->rows)
2214 return -1;
2215 if (column < 0 || column >= clist->columns)
2216 return -1;
2217
2218 clist_row = ROW_ELEMENT (clist, row)->data;
2219
2220 return clist_row->cell[column].type;
2221 }
2222
2223 void
gtk_clist_set_text(GtkCList * clist,gint row,gint column,const gchar * text)2224 gtk_clist_set_text (GtkCList *clist,
2225 gint row,
2226 gint column,
2227 const gchar *text)
2228 {
2229 GtkCListRow *clist_row;
2230
2231 g_return_if_fail (GTK_IS_CLIST (clist));
2232
2233 if (row < 0 || row >= clist->rows)
2234 return;
2235 if (column < 0 || column >= clist->columns)
2236 return;
2237
2238 clist_row = ROW_ELEMENT (clist, row)->data;
2239
2240 /* if text is null, then the cell is empty */
2241 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
2242 (clist, clist_row, column, GTK_CELL_TEXT, text, 0, NULL, NULL);
2243
2244 /* redraw the list if it's not frozen */
2245 if (CLIST_UNFROZEN (clist))
2246 {
2247 if (gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE)
2248 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, clist_row);
2249 }
2250 }
2251
2252 gint
gtk_clist_get_text(GtkCList * clist,gint row,gint column,gchar ** text)2253 gtk_clist_get_text (GtkCList *clist,
2254 gint row,
2255 gint column,
2256 gchar **text)
2257 {
2258 GtkCListRow *clist_row;
2259
2260 g_return_val_if_fail (GTK_IS_CLIST (clist), 0);
2261
2262 if (row < 0 || row >= clist->rows)
2263 return 0;
2264 if (column < 0 || column >= clist->columns)
2265 return 0;
2266
2267 clist_row = ROW_ELEMENT (clist, row)->data;
2268
2269 if (clist_row->cell[column].type != GTK_CELL_TEXT)
2270 return 0;
2271
2272 if (text)
2273 *text = GTK_CELL_TEXT (clist_row->cell[column])->text;
2274
2275 return 1;
2276 }
2277
2278 /**
2279 * gtk_clist_set_pixmap:
2280 * @mask: (allow-none):
2281 */
2282 void
gtk_clist_set_pixmap(GtkCList * clist,gint row,gint column,GdkPixmap * pixmap,GdkBitmap * mask)2283 gtk_clist_set_pixmap (GtkCList *clist,
2284 gint row,
2285 gint column,
2286 GdkPixmap *pixmap,
2287 GdkBitmap *mask)
2288 {
2289 GtkCListRow *clist_row;
2290
2291 g_return_if_fail (GTK_IS_CLIST (clist));
2292
2293 if (row < 0 || row >= clist->rows)
2294 return;
2295 if (column < 0 || column >= clist->columns)
2296 return;
2297
2298 clist_row = ROW_ELEMENT (clist, row)->data;
2299
2300 g_object_ref (pixmap);
2301
2302 if (mask) g_object_ref (mask);
2303
2304 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
2305 (clist, clist_row, column, GTK_CELL_PIXMAP, NULL, 0, pixmap, mask);
2306
2307 /* redraw the list if it's not frozen */
2308 if (CLIST_UNFROZEN (clist))
2309 {
2310 if (gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE)
2311 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, clist_row);
2312 }
2313 }
2314
2315 gint
gtk_clist_get_pixmap(GtkCList * clist,gint row,gint column,GdkPixmap ** pixmap,GdkBitmap ** mask)2316 gtk_clist_get_pixmap (GtkCList *clist,
2317 gint row,
2318 gint column,
2319 GdkPixmap **pixmap,
2320 GdkBitmap **mask)
2321 {
2322 GtkCListRow *clist_row;
2323
2324 g_return_val_if_fail (GTK_IS_CLIST (clist), 0);
2325
2326 if (row < 0 || row >= clist->rows)
2327 return 0;
2328 if (column < 0 || column >= clist->columns)
2329 return 0;
2330
2331 clist_row = ROW_ELEMENT (clist, row)->data;
2332
2333 if (clist_row->cell[column].type != GTK_CELL_PIXMAP)
2334 return 0;
2335
2336 if (pixmap)
2337 {
2338 *pixmap = GTK_CELL_PIXMAP (clist_row->cell[column])->pixmap;
2339 /* mask can be NULL */
2340 *mask = GTK_CELL_PIXMAP (clist_row->cell[column])->mask;
2341 }
2342
2343 return 1;
2344 }
2345
2346 void
gtk_clist_set_pixtext(GtkCList * clist,gint row,gint column,const gchar * text,guint8 spacing,GdkPixmap * pixmap,GdkBitmap * mask)2347 gtk_clist_set_pixtext (GtkCList *clist,
2348 gint row,
2349 gint column,
2350 const gchar *text,
2351 guint8 spacing,
2352 GdkPixmap *pixmap,
2353 GdkBitmap *mask)
2354 {
2355 GtkCListRow *clist_row;
2356
2357 g_return_if_fail (GTK_IS_CLIST (clist));
2358
2359 if (row < 0 || row >= clist->rows)
2360 return;
2361 if (column < 0 || column >= clist->columns)
2362 return;
2363
2364 clist_row = ROW_ELEMENT (clist, row)->data;
2365
2366 g_object_ref (pixmap);
2367 if (mask) g_object_ref (mask);
2368 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
2369 (clist, clist_row, column, GTK_CELL_PIXTEXT, text, spacing, pixmap, mask);
2370
2371 /* redraw the list if it's not frozen */
2372 if (CLIST_UNFROZEN (clist))
2373 {
2374 if (gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE)
2375 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, clist_row);
2376 }
2377 }
2378
2379 gint
gtk_clist_get_pixtext(GtkCList * clist,gint row,gint column,gchar ** text,guint8 * spacing,GdkPixmap ** pixmap,GdkBitmap ** mask)2380 gtk_clist_get_pixtext (GtkCList *clist,
2381 gint row,
2382 gint column,
2383 gchar **text,
2384 guint8 *spacing,
2385 GdkPixmap **pixmap,
2386 GdkBitmap **mask)
2387 {
2388 GtkCListRow *clist_row;
2389
2390 g_return_val_if_fail (GTK_IS_CLIST (clist), 0);
2391
2392 if (row < 0 || row >= clist->rows)
2393 return 0;
2394 if (column < 0 || column >= clist->columns)
2395 return 0;
2396
2397 clist_row = ROW_ELEMENT (clist, row)->data;
2398
2399 if (clist_row->cell[column].type != GTK_CELL_PIXTEXT)
2400 return 0;
2401
2402 if (text)
2403 *text = GTK_CELL_PIXTEXT (clist_row->cell[column])->text;
2404 if (spacing)
2405 *spacing = GTK_CELL_PIXTEXT (clist_row->cell[column])->spacing;
2406 if (pixmap)
2407 *pixmap = GTK_CELL_PIXTEXT (clist_row->cell[column])->pixmap;
2408
2409 /* mask can be NULL */
2410 if (mask)
2411 *mask = GTK_CELL_PIXTEXT (clist_row->cell[column])->mask;
2412
2413 return 1;
2414 }
2415
2416 void
gtk_clist_set_shift(GtkCList * clist,gint row,gint column,gint vertical,gint horizontal)2417 gtk_clist_set_shift (GtkCList *clist,
2418 gint row,
2419 gint column,
2420 gint vertical,
2421 gint horizontal)
2422 {
2423 GtkRequisition requisition = { 0 };
2424 GtkCListRow *clist_row;
2425
2426 g_return_if_fail (GTK_IS_CLIST (clist));
2427
2428 if (row < 0 || row >= clist->rows)
2429 return;
2430 if (column < 0 || column >= clist->columns)
2431 return;
2432
2433 clist_row = ROW_ELEMENT (clist, row)->data;
2434
2435 if (clist->column[column].auto_resize &&
2436 !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2437 GTK_CLIST_GET_CLASS (clist)->cell_size_request (clist, clist_row,
2438 column, &requisition);
2439
2440 clist_row->cell[column].vertical = vertical;
2441 clist_row->cell[column].horizontal = horizontal;
2442
2443 column_auto_resize (clist, clist_row, column, requisition.width);
2444
2445 if (CLIST_UNFROZEN (clist) && gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE)
2446 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, clist_row);
2447 }
2448
2449 /* PRIVATE CELL FUNCTIONS
2450 * set_cell_contents
2451 * cell_size_request
2452 */
2453 static void
set_cell_contents(GtkCList * clist,GtkCListRow * clist_row,gint column,GtkCellType type,const gchar * text,guint8 spacing,GdkPixmap * pixmap,GdkBitmap * mask)2454 set_cell_contents (GtkCList *clist,
2455 GtkCListRow *clist_row,
2456 gint column,
2457 GtkCellType type,
2458 const gchar *text,
2459 guint8 spacing,
2460 GdkPixmap *pixmap,
2461 GdkBitmap *mask)
2462 {
2463 GtkRequisition requisition;
2464 gchar *old_text = NULL;
2465 GdkPixmap *old_pixmap = NULL;
2466 GdkBitmap *old_mask = NULL;
2467
2468 g_return_if_fail (GTK_IS_CLIST (clist));
2469 g_return_if_fail (clist_row != NULL);
2470
2471 if (clist->column[column].auto_resize &&
2472 !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2473 GTK_CLIST_GET_CLASS (clist)->cell_size_request (clist, clist_row,
2474 column, &requisition);
2475
2476 switch (clist_row->cell[column].type)
2477 {
2478 case GTK_CELL_EMPTY:
2479 break;
2480 case GTK_CELL_TEXT:
2481 old_text = GTK_CELL_TEXT (clist_row->cell[column])->text;
2482 break;
2483 case GTK_CELL_PIXMAP:
2484 old_pixmap = GTK_CELL_PIXMAP (clist_row->cell[column])->pixmap;
2485 old_mask = GTK_CELL_PIXMAP (clist_row->cell[column])->mask;
2486 break;
2487 case GTK_CELL_PIXTEXT:
2488 old_text = GTK_CELL_PIXTEXT (clist_row->cell[column])->text;
2489 old_pixmap = GTK_CELL_PIXTEXT (clist_row->cell[column])->pixmap;
2490 old_mask = GTK_CELL_PIXTEXT (clist_row->cell[column])->mask;
2491 break;
2492 case GTK_CELL_WIDGET:
2493 /* unimplemented */
2494 break;
2495 default:
2496 break;
2497 }
2498
2499 clist_row->cell[column].type = GTK_CELL_EMPTY;
2500
2501 /* Note that pixmap and mask were already ref'ed by the caller
2502 */
2503 switch (type)
2504 {
2505 case GTK_CELL_TEXT:
2506 if (text)
2507 {
2508 clist_row->cell[column].type = GTK_CELL_TEXT;
2509 GTK_CELL_TEXT (clist_row->cell[column])->text = g_strdup (text);
2510 }
2511 break;
2512 case GTK_CELL_PIXMAP:
2513 if (pixmap)
2514 {
2515 clist_row->cell[column].type = GTK_CELL_PIXMAP;
2516 GTK_CELL_PIXMAP (clist_row->cell[column])->pixmap = pixmap;
2517 /* We set the mask even if it is NULL */
2518 GTK_CELL_PIXMAP (clist_row->cell[column])->mask = mask;
2519 }
2520 break;
2521 case GTK_CELL_PIXTEXT:
2522 if (text && pixmap)
2523 {
2524 clist_row->cell[column].type = GTK_CELL_PIXTEXT;
2525 GTK_CELL_PIXTEXT (clist_row->cell[column])->text = g_strdup (text);
2526 GTK_CELL_PIXTEXT (clist_row->cell[column])->spacing = spacing;
2527 GTK_CELL_PIXTEXT (clist_row->cell[column])->pixmap = pixmap;
2528 GTK_CELL_PIXTEXT (clist_row->cell[column])->mask = mask;
2529 }
2530 break;
2531 default:
2532 break;
2533 }
2534
2535 if (clist->column[column].auto_resize &&
2536 !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
2537 column_auto_resize (clist, clist_row, column, requisition.width);
2538
2539 g_free (old_text);
2540 if (old_pixmap)
2541 g_object_unref (old_pixmap);
2542 if (old_mask)
2543 g_object_unref (old_mask);
2544 }
2545
2546 PangoLayout *
_gtk_clist_create_cell_layout(GtkCList * clist,GtkCListRow * clist_row,gint column)2547 _gtk_clist_create_cell_layout (GtkCList *clist,
2548 GtkCListRow *clist_row,
2549 gint column)
2550 {
2551 PangoLayout *layout;
2552 GtkStyle *style;
2553 GtkCell *cell;
2554 gchar *text;
2555
2556 get_cell_style (clist, clist_row, GTK_STATE_NORMAL, column, &style,
2557 NULL, NULL);
2558
2559
2560 cell = &clist_row->cell[column];
2561 switch (cell->type)
2562 {
2563 case GTK_CELL_TEXT:
2564 case GTK_CELL_PIXTEXT:
2565 text = ((cell->type == GTK_CELL_PIXTEXT) ?
2566 GTK_CELL_PIXTEXT (*cell)->text :
2567 GTK_CELL_TEXT (*cell)->text);
2568
2569 if (!text)
2570 return NULL;
2571
2572 layout = gtk_widget_create_pango_layout (GTK_WIDGET (clist),
2573 ((cell->type == GTK_CELL_PIXTEXT) ?
2574 GTK_CELL_PIXTEXT (*cell)->text :
2575 GTK_CELL_TEXT (*cell)->text));
2576 pango_layout_set_font_description (layout, style->font_desc);
2577
2578 return layout;
2579
2580 default:
2581 return NULL;
2582 }
2583 }
2584
2585 static void
cell_size_request(GtkCList * clist,GtkCListRow * clist_row,gint column,GtkRequisition * requisition)2586 cell_size_request (GtkCList *clist,
2587 GtkCListRow *clist_row,
2588 gint column,
2589 GtkRequisition *requisition)
2590 {
2591 gint width;
2592 gint height;
2593 PangoLayout *layout;
2594 PangoRectangle logical_rect;
2595
2596 g_return_if_fail (GTK_IS_CLIST (clist));
2597 g_return_if_fail (requisition != NULL);
2598
2599 layout = _gtk_clist_create_cell_layout (clist, clist_row, column);
2600 if (layout)
2601 {
2602 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
2603
2604 requisition->width = logical_rect.width;
2605 requisition->height = logical_rect.height;
2606
2607 g_object_unref (layout);
2608 }
2609 else
2610 {
2611 requisition->width = 0;
2612 requisition->height = 0;
2613 }
2614
2615 if (layout && clist_row->cell[column].type == GTK_CELL_PIXTEXT)
2616 requisition->width += GTK_CELL_PIXTEXT (clist_row->cell[column])->spacing;
2617
2618 switch (clist_row->cell[column].type)
2619 {
2620 case GTK_CELL_PIXTEXT:
2621 gdk_drawable_get_size (GTK_CELL_PIXTEXT (clist_row->cell[column])->pixmap,
2622 &width, &height);
2623 requisition->width += width;
2624 requisition->height = MAX (requisition->height, height);
2625 break;
2626 case GTK_CELL_PIXMAP:
2627 gdk_drawable_get_size (GTK_CELL_PIXMAP (clist_row->cell[column])->pixmap,
2628 &width, &height);
2629 requisition->width += width;
2630 requisition->height = MAX (requisition->height, height);
2631 break;
2632
2633 default:
2634 break;
2635 }
2636
2637 requisition->width += clist_row->cell[column].horizontal;
2638 requisition->height += clist_row->cell[column].vertical;
2639 }
2640
2641 /* PUBLIC INSERT/REMOVE ROW FUNCTIONS
2642 * gtk_clist_prepend
2643 * gtk_clist_append
2644 * gtk_clist_insert
2645 * gtk_clist_remove
2646 * gtk_clist_clear
2647 */
2648 gint
gtk_clist_prepend(GtkCList * clist,gchar * text[])2649 gtk_clist_prepend (GtkCList *clist,
2650 gchar *text[])
2651 {
2652 g_return_val_if_fail (GTK_IS_CLIST (clist), -1);
2653 g_return_val_if_fail (text != NULL, -1);
2654
2655 return GTK_CLIST_GET_CLASS (clist)->insert_row (clist, 0, text);
2656 }
2657
2658 gint
gtk_clist_append(GtkCList * clist,gchar * text[])2659 gtk_clist_append (GtkCList *clist,
2660 gchar *text[])
2661 {
2662 g_return_val_if_fail (GTK_IS_CLIST (clist), -1);
2663 g_return_val_if_fail (text != NULL, -1);
2664
2665 return GTK_CLIST_GET_CLASS (clist)->insert_row (clist, clist->rows, text);
2666 }
2667
2668 gint
gtk_clist_insert(GtkCList * clist,gint row,gchar * text[])2669 gtk_clist_insert (GtkCList *clist,
2670 gint row,
2671 gchar *text[])
2672 {
2673 g_return_val_if_fail (GTK_IS_CLIST (clist), -1);
2674 g_return_val_if_fail (text != NULL, -1);
2675
2676 if (row < 0 || row > clist->rows)
2677 row = clist->rows;
2678
2679 return GTK_CLIST_GET_CLASS (clist)->insert_row (clist, row, text);
2680 }
2681
2682 void
gtk_clist_remove(GtkCList * clist,gint row)2683 gtk_clist_remove (GtkCList *clist,
2684 gint row)
2685 {
2686 GTK_CLIST_GET_CLASS (clist)->remove_row (clist, row);
2687 }
2688
2689 void
gtk_clist_clear(GtkCList * clist)2690 gtk_clist_clear (GtkCList *clist)
2691 {
2692 g_return_if_fail (GTK_IS_CLIST (clist));
2693
2694 GTK_CLIST_GET_CLASS (clist)->clear (clist);
2695 }
2696
2697 /* PRIVATE INSERT/REMOVE ROW FUNCTIONS
2698 * real_insert_row
2699 * real_remove_row
2700 * real_clear
2701 * real_row_move
2702 */
2703 static gint
real_insert_row(GtkCList * clist,gint row,gchar * text[])2704 real_insert_row (GtkCList *clist,
2705 gint row,
2706 gchar *text[])
2707 {
2708 gint i;
2709 GtkCListRow *clist_row;
2710
2711 g_return_val_if_fail (GTK_IS_CLIST (clist), -1);
2712 g_return_val_if_fail (text != NULL, -1);
2713
2714 /* return if out of bounds */
2715 if (row < 0 || row > clist->rows)
2716 return -1;
2717
2718 /* create the row */
2719 clist_row = row_new (clist);
2720
2721 /* set the text in the row's columns */
2722 for (i = 0; i < clist->columns; i++)
2723 if (text[i])
2724 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
2725 (clist, clist_row, i, GTK_CELL_TEXT, text[i], 0, NULL ,NULL);
2726
2727 if (!clist->rows)
2728 {
2729 clist->row_list = g_list_append (clist->row_list, clist_row);
2730 clist->row_list_end = clist->row_list;
2731 }
2732 else
2733 {
2734 if (GTK_CLIST_AUTO_SORT(clist)) /* override insertion pos */
2735 {
2736 GList *work;
2737
2738 row = 0;
2739 work = clist->row_list;
2740
2741 if (clist->sort_type == GTK_SORT_ASCENDING)
2742 {
2743 while (row < clist->rows &&
2744 clist->compare (clist, clist_row,
2745 GTK_CLIST_ROW (work)) > 0)
2746 {
2747 row++;
2748 work = work->next;
2749 }
2750 }
2751 else
2752 {
2753 while (row < clist->rows &&
2754 clist->compare (clist, clist_row,
2755 GTK_CLIST_ROW (work)) < 0)
2756 {
2757 row++;
2758 work = work->next;
2759 }
2760 }
2761 }
2762
2763 /* reset the row end pointer if we're inserting at the end of the list */
2764 if (row == clist->rows)
2765 clist->row_list_end = (g_list_append (clist->row_list_end,
2766 clist_row))->next;
2767 else
2768 clist->row_list = g_list_insert (clist->row_list, clist_row, row);
2769
2770 }
2771 clist->rows++;
2772
2773 if (row < ROW_FROM_YPIXEL (clist, 0))
2774 clist->voffset -= (clist->row_height + CELL_SPACING);
2775
2776 /* syncronize the selection list */
2777 sync_selection (clist, row, SYNC_INSERT);
2778
2779 if (clist->rows == 1)
2780 {
2781 clist->focus_row = 0;
2782 if (clist->selection_mode == GTK_SELECTION_BROWSE)
2783 gtk_clist_select_row (clist, 0, -1);
2784 }
2785
2786 /* redraw the list if it isn't frozen */
2787 if (CLIST_UNFROZEN (clist))
2788 {
2789 adjust_adjustments (clist, FALSE);
2790
2791 if (gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE)
2792 draw_rows (clist, NULL);
2793 }
2794
2795 return row;
2796 }
2797
2798 static void
real_remove_row(GtkCList * clist,gint row)2799 real_remove_row (GtkCList *clist,
2800 gint row)
2801 {
2802 gint was_visible;
2803 GList *list;
2804 GtkCListRow *clist_row;
2805
2806 g_return_if_fail (GTK_IS_CLIST (clist));
2807
2808 /* return if out of bounds */
2809 if (row < 0 || row > (clist->rows - 1))
2810 return;
2811
2812 was_visible = (gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE);
2813
2814 /* get the row we're going to delete */
2815 list = ROW_ELEMENT (clist, row);
2816 g_assert (list != NULL);
2817 clist_row = list->data;
2818
2819 /* if we're removing a selected row, we have to make sure
2820 * it's properly unselected, and then sync up the clist->selected
2821 * list to reflect the deincrimented indexies of rows after the
2822 * removal */
2823 if (clist_row->state == GTK_STATE_SELECTED)
2824 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[UNSELECT_ROW],
2825 row, -1, NULL);
2826
2827 sync_selection (clist, row, SYNC_REMOVE);
2828
2829 /* reset the row end pointer if we're removing at the end of the list */
2830 clist->rows--;
2831 if (clist->row_list == list)
2832 clist->row_list = g_list_next (list);
2833 if (clist->row_list_end == list)
2834 clist->row_list_end = g_list_previous (list);
2835 list = g_list_remove (list, clist_row);
2836
2837 if (row < ROW_FROM_YPIXEL (clist, 0))
2838 clist->voffset += clist->row_height + CELL_SPACING;
2839
2840 if (clist->selection_mode == GTK_SELECTION_BROWSE && !clist->selection &&
2841 clist->focus_row >= 0)
2842 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[SELECT_ROW],
2843 clist->focus_row, -1, NULL);
2844
2845 /* toast the row */
2846 row_delete (clist, clist_row);
2847
2848 /* redraw the row if it isn't frozen */
2849 if (CLIST_UNFROZEN (clist))
2850 {
2851 adjust_adjustments (clist, FALSE);
2852
2853 if (was_visible)
2854 draw_rows (clist, NULL);
2855 }
2856 }
2857
2858 static void
real_clear(GtkCList * clist)2859 real_clear (GtkCList *clist)
2860 {
2861 GList *list;
2862 GList *free_list;
2863 gint i;
2864
2865 g_return_if_fail (GTK_IS_CLIST (clist));
2866
2867 /* free up the selection list */
2868 g_list_free (clist->selection);
2869 g_list_free (clist->undo_selection);
2870 g_list_free (clist->undo_unselection);
2871
2872 clist->selection = NULL;
2873 clist->selection_end = NULL;
2874 clist->undo_selection = NULL;
2875 clist->undo_unselection = NULL;
2876 clist->voffset = 0;
2877 clist->focus_row = -1;
2878 clist->anchor = -1;
2879 clist->undo_anchor = -1;
2880 clist->anchor_state = GTK_STATE_SELECTED;
2881 clist->drag_pos = -1;
2882
2883 /* remove all the rows */
2884 GTK_CLIST_SET_FLAG (clist, CLIST_AUTO_RESIZE_BLOCKED);
2885 free_list = clist->row_list;
2886 clist->row_list = NULL;
2887 clist->row_list_end = NULL;
2888 clist->rows = 0;
2889 for (list = free_list; list; list = list->next)
2890 row_delete (clist, GTK_CLIST_ROW (list));
2891 g_list_free (free_list);
2892 GTK_CLIST_UNSET_FLAG (clist, CLIST_AUTO_RESIZE_BLOCKED);
2893 for (i = 0; i < clist->columns; i++)
2894 if (clist->column[i].auto_resize)
2895 {
2896 if (GTK_CLIST_SHOW_TITLES(clist) && clist->column[i].button)
2897 gtk_clist_set_column_width
2898 (clist, i, (clist->column[i].button->requisition.width -
2899 (CELL_SPACING + (2 * COLUMN_INSET))));
2900 else
2901 gtk_clist_set_column_width (clist, i, 0);
2902 }
2903 /* zero-out the scrollbars */
2904 if (clist->vadjustment)
2905 {
2906 gtk_adjustment_set_value (clist->vadjustment, 0.0);
2907 CLIST_REFRESH (clist);
2908 }
2909 else
2910 gtk_widget_queue_resize (GTK_WIDGET (clist));
2911 }
2912
2913 static void
real_row_move(GtkCList * clist,gint source_row,gint dest_row)2914 real_row_move (GtkCList *clist,
2915 gint source_row,
2916 gint dest_row)
2917 {
2918 GtkCListRow *clist_row;
2919 GList *list;
2920 gint first, last;
2921 gint d;
2922
2923 g_return_if_fail (GTK_IS_CLIST (clist));
2924
2925 if (GTK_CLIST_AUTO_SORT(clist))
2926 return;
2927
2928 if (source_row < 0 || source_row >= clist->rows ||
2929 dest_row < 0 || dest_row >= clist->rows ||
2930 source_row == dest_row)
2931 return;
2932
2933 gtk_clist_freeze (clist);
2934
2935 /* unlink source row */
2936 clist_row = ROW_ELEMENT (clist, source_row)->data;
2937 if (source_row == clist->rows - 1)
2938 clist->row_list_end = clist->row_list_end->prev;
2939 clist->row_list = g_list_remove (clist->row_list, clist_row);
2940 clist->rows--;
2941
2942 /* relink source row */
2943 clist->row_list = g_list_insert (clist->row_list, clist_row, dest_row);
2944 if (dest_row == clist->rows)
2945 clist->row_list_end = clist->row_list_end->next;
2946 clist->rows++;
2947
2948 /* sync selection */
2949 if (source_row > dest_row)
2950 {
2951 first = dest_row;
2952 last = source_row;
2953 d = 1;
2954 }
2955 else
2956 {
2957 first = source_row;
2958 last = dest_row;
2959 d = -1;
2960 }
2961
2962 for (list = clist->selection; list; list = list->next)
2963 {
2964 if (list->data == GINT_TO_POINTER (source_row))
2965 list->data = GINT_TO_POINTER (dest_row);
2966 else if (first <= GPOINTER_TO_INT (list->data) &&
2967 last >= GPOINTER_TO_INT (list->data))
2968 list->data = GINT_TO_POINTER (GPOINTER_TO_INT (list->data) + d);
2969 }
2970
2971 if (clist->focus_row == source_row)
2972 clist->focus_row = dest_row;
2973 else if (clist->focus_row > first)
2974 clist->focus_row += d;
2975
2976 gtk_clist_thaw (clist);
2977 }
2978
2979 /* PUBLIC ROW FUNCTIONS
2980 * gtk_clist_moveto
2981 * gtk_clist_set_row_height
2982 * gtk_clist_set_row_data
2983 * gtk_clist_set_row_data_full
2984 * gtk_clist_get_row_data
2985 * gtk_clist_find_row_from_data
2986 * gtk_clist_swap_rows
2987 * gtk_clist_row_move
2988 * gtk_clist_row_is_visible
2989 * gtk_clist_set_foreground
2990 * gtk_clist_set_background
2991 */
2992 void
gtk_clist_moveto(GtkCList * clist,gint row,gint column,gfloat row_align,gfloat col_align)2993 gtk_clist_moveto (GtkCList *clist,
2994 gint row,
2995 gint column,
2996 gfloat row_align,
2997 gfloat col_align)
2998 {
2999 g_return_if_fail (GTK_IS_CLIST (clist));
3000
3001 if (row < -1 || row >= clist->rows)
3002 return;
3003 if (column < -1 || column >= clist->columns)
3004 return;
3005
3006 row_align = CLAMP (row_align, 0, 1);
3007 col_align = CLAMP (col_align, 0, 1);
3008
3009 /* adjust horizontal scrollbar */
3010 if (clist->hadjustment && column >= 0)
3011 {
3012 gint x;
3013
3014 x = (COLUMN_LEFT (clist, column) - CELL_SPACING - COLUMN_INSET -
3015 (col_align * (clist->clist_window_width - 2 * COLUMN_INSET -
3016 CELL_SPACING - clist->column[column].area.width)));
3017 if (x < 0)
3018 gtk_adjustment_set_value (clist->hadjustment, 0.0);
3019 else if (x > LIST_WIDTH (clist) - clist->clist_window_width)
3020 gtk_adjustment_set_value
3021 (clist->hadjustment, LIST_WIDTH (clist) - clist->clist_window_width);
3022 else
3023 gtk_adjustment_set_value (clist->hadjustment, x);
3024 }
3025
3026 /* adjust vertical scrollbar */
3027 if (clist->vadjustment && row >= 0)
3028 move_vertical (clist, row, row_align);
3029 }
3030
3031 void
gtk_clist_set_row_height(GtkCList * clist,guint height)3032 gtk_clist_set_row_height (GtkCList *clist,
3033 guint height)
3034 {
3035 GtkWidget *widget;
3036
3037 g_return_if_fail (GTK_IS_CLIST (clist));
3038
3039 widget = GTK_WIDGET (clist);
3040
3041 if (height > 0)
3042 {
3043 clist->row_height = height;
3044 GTK_CLIST_SET_FLAG (clist, CLIST_ROW_HEIGHT_SET);
3045 }
3046 else
3047 {
3048 GTK_CLIST_UNSET_FLAG (clist, CLIST_ROW_HEIGHT_SET);
3049 clist->row_height = 0;
3050 }
3051
3052 if (widget->style->font_desc)
3053 {
3054 PangoContext *context = gtk_widget_get_pango_context (widget);
3055 PangoFontMetrics *metrics;
3056
3057 metrics = pango_context_get_metrics (context,
3058 widget->style->font_desc,
3059 pango_context_get_language (context));
3060
3061 if (!GTK_CLIST_ROW_HEIGHT_SET(clist))
3062 {
3063 clist->row_height = (pango_font_metrics_get_ascent (metrics) +
3064 pango_font_metrics_get_descent (metrics));
3065 clist->row_height = PANGO_PIXELS (clist->row_height);
3066 }
3067
3068 pango_font_metrics_unref (metrics);
3069 }
3070
3071 CLIST_REFRESH (clist);
3072 }
3073
3074 void
gtk_clist_set_row_data(GtkCList * clist,gint row,gpointer data)3075 gtk_clist_set_row_data (GtkCList *clist,
3076 gint row,
3077 gpointer data)
3078 {
3079 gtk_clist_set_row_data_full (clist, row, data, NULL);
3080 }
3081
3082 void
gtk_clist_set_row_data_full(GtkCList * clist,gint row,gpointer data,GDestroyNotify destroy)3083 gtk_clist_set_row_data_full (GtkCList *clist,
3084 gint row,
3085 gpointer data,
3086 GDestroyNotify destroy)
3087 {
3088 GtkCListRow *clist_row;
3089
3090 g_return_if_fail (GTK_IS_CLIST (clist));
3091
3092 if (row < 0 || row > (clist->rows - 1))
3093 return;
3094
3095 clist_row = ROW_ELEMENT (clist, row)->data;
3096
3097 if (clist_row->destroy)
3098 clist_row->destroy (clist_row->data);
3099
3100 clist_row->data = data;
3101 clist_row->destroy = destroy;
3102 }
3103
3104 gpointer
gtk_clist_get_row_data(GtkCList * clist,gint row)3105 gtk_clist_get_row_data (GtkCList *clist,
3106 gint row)
3107 {
3108 GtkCListRow *clist_row;
3109
3110 g_return_val_if_fail (GTK_IS_CLIST (clist), NULL);
3111
3112 if (row < 0 || row > (clist->rows - 1))
3113 return NULL;
3114
3115 clist_row = ROW_ELEMENT (clist, row)->data;
3116 return clist_row->data;
3117 }
3118
3119 gint
gtk_clist_find_row_from_data(GtkCList * clist,gpointer data)3120 gtk_clist_find_row_from_data (GtkCList *clist,
3121 gpointer data)
3122 {
3123 GList *list;
3124 gint n;
3125
3126 g_return_val_if_fail (GTK_IS_CLIST (clist), -1);
3127
3128 for (n = 0, list = clist->row_list; list; n++, list = list->next)
3129 if (GTK_CLIST_ROW (list)->data == data)
3130 return n;
3131
3132 return -1;
3133 }
3134
3135 void
gtk_clist_swap_rows(GtkCList * clist,gint row1,gint row2)3136 gtk_clist_swap_rows (GtkCList *clist,
3137 gint row1,
3138 gint row2)
3139 {
3140 gint first, last;
3141
3142 g_return_if_fail (GTK_IS_CLIST (clist));
3143 g_return_if_fail (row1 != row2);
3144
3145 if (GTK_CLIST_AUTO_SORT(clist))
3146 return;
3147
3148 gtk_clist_freeze (clist);
3149
3150 first = MIN (row1, row2);
3151 last = MAX (row1, row2);
3152
3153 gtk_clist_row_move (clist, last, first);
3154 gtk_clist_row_move (clist, first + 1, last);
3155
3156 gtk_clist_thaw (clist);
3157 }
3158
3159 void
gtk_clist_row_move(GtkCList * clist,gint source_row,gint dest_row)3160 gtk_clist_row_move (GtkCList *clist,
3161 gint source_row,
3162 gint dest_row)
3163 {
3164 g_return_if_fail (GTK_IS_CLIST (clist));
3165
3166 if (GTK_CLIST_AUTO_SORT(clist))
3167 return;
3168
3169 if (source_row < 0 || source_row >= clist->rows ||
3170 dest_row < 0 || dest_row >= clist->rows ||
3171 source_row == dest_row)
3172 return;
3173
3174 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[ROW_MOVE],
3175 source_row, dest_row);
3176 }
3177
3178 GtkVisibility
gtk_clist_row_is_visible(GtkCList * clist,gint row)3179 gtk_clist_row_is_visible (GtkCList *clist,
3180 gint row)
3181 {
3182 gint top;
3183
3184 g_return_val_if_fail (GTK_IS_CLIST (clist), 0);
3185
3186 if (row < 0 || row >= clist->rows)
3187 return GTK_VISIBILITY_NONE;
3188
3189 if (clist->row_height == 0)
3190 return GTK_VISIBILITY_NONE;
3191
3192 if (row < ROW_FROM_YPIXEL (clist, 0))
3193 return GTK_VISIBILITY_NONE;
3194
3195 if (row > ROW_FROM_YPIXEL (clist, clist->clist_window_height))
3196 return GTK_VISIBILITY_NONE;
3197
3198 top = ROW_TOP_YPIXEL (clist, row);
3199
3200 if ((top < 0)
3201 || ((top + clist->row_height) >= clist->clist_window_height))
3202 return GTK_VISIBILITY_PARTIAL;
3203
3204 return GTK_VISIBILITY_FULL;
3205 }
3206
3207 void
gtk_clist_set_foreground(GtkCList * clist,gint row,const GdkColor * color)3208 gtk_clist_set_foreground (GtkCList *clist,
3209 gint row,
3210 const GdkColor *color)
3211 {
3212 GtkCListRow *clist_row;
3213
3214 g_return_if_fail (GTK_IS_CLIST (clist));
3215
3216 if (row < 0 || row >= clist->rows)
3217 return;
3218
3219 clist_row = ROW_ELEMENT (clist, row)->data;
3220
3221 if (color)
3222 {
3223 clist_row->foreground = *color;
3224 clist_row->fg_set = TRUE;
3225 if (gtk_widget_get_realized (GTK_WIDGET (clist)))
3226 gdk_colormap_alloc_color (gtk_widget_get_colormap (GTK_WIDGET (clist)),
3227 &clist_row->foreground, FALSE, TRUE);
3228 }
3229 else
3230 clist_row->fg_set = FALSE;
3231
3232 if (CLIST_UNFROZEN (clist) && gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE)
3233 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, clist_row);
3234 }
3235
3236 void
gtk_clist_set_background(GtkCList * clist,gint row,const GdkColor * color)3237 gtk_clist_set_background (GtkCList *clist,
3238 gint row,
3239 const GdkColor *color)
3240 {
3241 GtkCListRow *clist_row;
3242
3243 g_return_if_fail (GTK_IS_CLIST (clist));
3244
3245 if (row < 0 || row >= clist->rows)
3246 return;
3247
3248 clist_row = ROW_ELEMENT (clist, row)->data;
3249
3250 if (color)
3251 {
3252 clist_row->background = *color;
3253 clist_row->bg_set = TRUE;
3254 if (gtk_widget_get_realized (GTK_WIDGET (clist)))
3255 gdk_colormap_alloc_color (gtk_widget_get_colormap (GTK_WIDGET (clist)),
3256 &clist_row->background, FALSE, TRUE);
3257 }
3258 else
3259 clist_row->bg_set = FALSE;
3260
3261 if (CLIST_UNFROZEN (clist)
3262 && (gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE))
3263 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, clist_row);
3264 }
3265
3266 /* PUBLIC ROW/CELL STYLE FUNCTIONS
3267 * gtk_clist_set_cell_style
3268 * gtk_clist_get_cell_style
3269 * gtk_clist_set_row_style
3270 * gtk_clist_get_row_style
3271 */
3272 void
gtk_clist_set_cell_style(GtkCList * clist,gint row,gint column,GtkStyle * style)3273 gtk_clist_set_cell_style (GtkCList *clist,
3274 gint row,
3275 gint column,
3276 GtkStyle *style)
3277 {
3278 GtkRequisition requisition = { 0 };
3279 GtkCListRow *clist_row;
3280
3281 g_return_if_fail (GTK_IS_CLIST (clist));
3282
3283 if (row < 0 || row >= clist->rows)
3284 return;
3285 if (column < 0 || column >= clist->columns)
3286 return;
3287
3288 clist_row = ROW_ELEMENT (clist, row)->data;
3289
3290 if (clist_row->cell[column].style == style)
3291 return;
3292
3293 if (clist->column[column].auto_resize &&
3294 !GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
3295 GTK_CLIST_GET_CLASS (clist)->cell_size_request (clist, clist_row,
3296 column, &requisition);
3297
3298 if (clist_row->cell[column].style)
3299 {
3300 if (gtk_widget_get_realized (GTK_WIDGET (clist)))
3301 gtk_style_detach (clist_row->cell[column].style);
3302 g_object_unref (clist_row->cell[column].style);
3303 }
3304
3305 clist_row->cell[column].style = style;
3306
3307 if (clist_row->cell[column].style)
3308 {
3309 g_object_ref (clist_row->cell[column].style);
3310
3311 if (gtk_widget_get_realized (GTK_WIDGET (clist)))
3312 clist_row->cell[column].style =
3313 gtk_style_attach (clist_row->cell[column].style,
3314 clist->clist_window);
3315 }
3316
3317 column_auto_resize (clist, clist_row, column, requisition.width);
3318
3319 /* redraw the list if it's not frozen */
3320 if (CLIST_UNFROZEN (clist))
3321 {
3322 if (gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE)
3323 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, clist_row);
3324 }
3325 }
3326
3327 GtkStyle *
gtk_clist_get_cell_style(GtkCList * clist,gint row,gint column)3328 gtk_clist_get_cell_style (GtkCList *clist,
3329 gint row,
3330 gint column)
3331 {
3332 GtkCListRow *clist_row;
3333
3334 g_return_val_if_fail (GTK_IS_CLIST (clist), NULL);
3335
3336 if (row < 0 || row >= clist->rows || column < 0 || column >= clist->columns)
3337 return NULL;
3338
3339 clist_row = ROW_ELEMENT (clist, row)->data;
3340
3341 return clist_row->cell[column].style;
3342 }
3343
3344 void
gtk_clist_set_row_style(GtkCList * clist,gint row,GtkStyle * style)3345 gtk_clist_set_row_style (GtkCList *clist,
3346 gint row,
3347 GtkStyle *style)
3348 {
3349 GtkRequisition requisition;
3350 GtkCListRow *clist_row;
3351 gint *old_width;
3352 gint i;
3353
3354 g_return_if_fail (GTK_IS_CLIST (clist));
3355
3356 if (row < 0 || row >= clist->rows)
3357 return;
3358
3359 clist_row = ROW_ELEMENT (clist, row)->data;
3360
3361 if (clist_row->style == style)
3362 return;
3363
3364 old_width = g_new (gint, clist->columns);
3365
3366 if (!GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
3367 {
3368 for (i = 0; i < clist->columns; i++)
3369 if (clist->column[i].auto_resize)
3370 {
3371 GTK_CLIST_GET_CLASS (clist)->cell_size_request (clist, clist_row,
3372 i, &requisition);
3373 old_width[i] = requisition.width;
3374 }
3375 }
3376
3377 if (clist_row->style)
3378 {
3379 if (gtk_widget_get_realized (GTK_WIDGET (clist)))
3380 gtk_style_detach (clist_row->style);
3381 g_object_unref (clist_row->style);
3382 }
3383
3384 clist_row->style = style;
3385
3386 if (clist_row->style)
3387 {
3388 g_object_ref (clist_row->style);
3389
3390 if (gtk_widget_get_realized (GTK_WIDGET (clist)))
3391 clist_row->style = gtk_style_attach (clist_row->style,
3392 clist->clist_window);
3393 }
3394
3395 if (GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
3396 for (i = 0; i < clist->columns; i++)
3397 column_auto_resize (clist, clist_row, i, old_width[i]);
3398
3399 g_free (old_width);
3400
3401 /* redraw the list if it's not frozen */
3402 if (CLIST_UNFROZEN (clist))
3403 {
3404 if (gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE)
3405 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, clist_row);
3406 }
3407 }
3408
3409 GtkStyle *
gtk_clist_get_row_style(GtkCList * clist,gint row)3410 gtk_clist_get_row_style (GtkCList *clist,
3411 gint row)
3412 {
3413 GtkCListRow *clist_row;
3414
3415 g_return_val_if_fail (GTK_IS_CLIST (clist), NULL);
3416
3417 if (row < 0 || row >= clist->rows)
3418 return NULL;
3419
3420 clist_row = ROW_ELEMENT (clist, row)->data;
3421
3422 return clist_row->style;
3423 }
3424
3425 /* PUBLIC SELECTION FUNCTIONS
3426 * gtk_clist_set_selectable
3427 * gtk_clist_get_selectable
3428 * gtk_clist_select_row
3429 * gtk_clist_unselect_row
3430 * gtk_clist_select_all
3431 * gtk_clist_unselect_all
3432 * gtk_clist_undo_selection
3433 */
3434 void
gtk_clist_set_selectable(GtkCList * clist,gint row,gboolean selectable)3435 gtk_clist_set_selectable (GtkCList *clist,
3436 gint row,
3437 gboolean selectable)
3438 {
3439 GtkCListRow *clist_row;
3440
3441 g_return_if_fail (GTK_IS_CLIST (clist));
3442
3443 if (row < 0 || row >= clist->rows)
3444 return;
3445
3446 clist_row = ROW_ELEMENT (clist, row)->data;
3447
3448 if (selectable == clist_row->selectable)
3449 return;
3450
3451 clist_row->selectable = selectable;
3452
3453 if (!selectable && clist_row->state == GTK_STATE_SELECTED)
3454 {
3455 if (clist->anchor >= 0 &&
3456 clist->selection_mode == GTK_SELECTION_MULTIPLE)
3457 {
3458 clist->drag_button = 0;
3459 remove_grab (clist);
3460 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
3461 }
3462 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[UNSELECT_ROW],
3463 row, -1, NULL);
3464 }
3465 }
3466
3467 gboolean
gtk_clist_get_selectable(GtkCList * clist,gint row)3468 gtk_clist_get_selectable (GtkCList *clist,
3469 gint row)
3470 {
3471 g_return_val_if_fail (GTK_IS_CLIST (clist), FALSE);
3472
3473 if (row < 0 || row >= clist->rows)
3474 return FALSE;
3475
3476 return GTK_CLIST_ROW (ROW_ELEMENT (clist, row))->selectable;
3477 }
3478
3479 void
gtk_clist_select_row(GtkCList * clist,gint row,gint column)3480 gtk_clist_select_row (GtkCList *clist,
3481 gint row,
3482 gint column)
3483 {
3484 g_return_if_fail (GTK_IS_CLIST (clist));
3485
3486 if (row < 0 || row >= clist->rows)
3487 return;
3488 if (column < -1 || column >= clist->columns)
3489 return;
3490
3491 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[SELECT_ROW],
3492 row, column, NULL);
3493 }
3494
3495 void
gtk_clist_unselect_row(GtkCList * clist,gint row,gint column)3496 gtk_clist_unselect_row (GtkCList *clist,
3497 gint row,
3498 gint column)
3499 {
3500 g_return_if_fail (GTK_IS_CLIST (clist));
3501
3502 if (row < 0 || row >= clist->rows)
3503 return;
3504 if (column < -1 || column >= clist->columns)
3505 return;
3506
3507 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[UNSELECT_ROW],
3508 row, column, NULL);
3509 }
3510
3511 void
gtk_clist_select_all(GtkCList * clist)3512 gtk_clist_select_all (GtkCList *clist)
3513 {
3514 g_return_if_fail (GTK_IS_CLIST (clist));
3515
3516 GTK_CLIST_GET_CLASS (clist)->select_all (clist);
3517 }
3518
3519 void
gtk_clist_unselect_all(GtkCList * clist)3520 gtk_clist_unselect_all (GtkCList *clist)
3521 {
3522 g_return_if_fail (GTK_IS_CLIST (clist));
3523
3524 GTK_CLIST_GET_CLASS (clist)->unselect_all (clist);
3525 }
3526
3527 void
gtk_clist_undo_selection(GtkCList * clist)3528 gtk_clist_undo_selection (GtkCList *clist)
3529 {
3530 g_return_if_fail (GTK_IS_CLIST (clist));
3531
3532 if (clist->selection_mode == GTK_SELECTION_MULTIPLE &&
3533 (clist->undo_selection || clist->undo_unselection))
3534 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[UNDO_SELECTION]);
3535 }
3536
3537 /* PRIVATE SELECTION FUNCTIONS
3538 * selection_find
3539 * toggle_row
3540 * fake_toggle_row
3541 * toggle_focus_row
3542 * toggle_add_mode
3543 * real_select_row
3544 * real_unselect_row
3545 * real_select_all
3546 * real_unselect_all
3547 * fake_unselect_all
3548 * real_undo_selection
3549 * set_anchor
3550 * resync_selection
3551 * update_extended_selection
3552 * start_selection
3553 * end_selection
3554 * extend_selection
3555 * sync_selection
3556 */
3557 static GList *
selection_find(GtkCList * clist,gint row_number,GList * row_list_element)3558 selection_find (GtkCList *clist,
3559 gint row_number,
3560 GList *row_list_element)
3561 {
3562 return g_list_find (clist->selection, GINT_TO_POINTER (row_number));
3563 }
3564
3565 static void
toggle_row(GtkCList * clist,gint row,gint column,GdkEvent * event)3566 toggle_row (GtkCList *clist,
3567 gint row,
3568 gint column,
3569 GdkEvent *event)
3570 {
3571 GtkCListRow *clist_row;
3572
3573 switch (clist->selection_mode)
3574 {
3575 case GTK_SELECTION_MULTIPLE:
3576 case GTK_SELECTION_SINGLE:
3577 clist_row = ROW_ELEMENT (clist, row)->data;
3578
3579 if (!clist_row)
3580 return;
3581
3582 if (clist_row->state == GTK_STATE_SELECTED)
3583 {
3584 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[UNSELECT_ROW],
3585 row, column, event);
3586 return;
3587 }
3588 case GTK_SELECTION_BROWSE:
3589 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[SELECT_ROW],
3590 row, column, event);
3591 break;
3592 default:
3593 g_assert_not_reached ();
3594 }
3595 }
3596
3597 static void
fake_toggle_row(GtkCList * clist,gint row)3598 fake_toggle_row (GtkCList *clist,
3599 gint row)
3600 {
3601 GList *work;
3602
3603 work = ROW_ELEMENT (clist, row);
3604
3605 if (!work || !GTK_CLIST_ROW (work)->selectable)
3606 return;
3607
3608 if (GTK_CLIST_ROW (work)->state == GTK_STATE_NORMAL)
3609 clist->anchor_state = GTK_CLIST_ROW (work)->state = GTK_STATE_SELECTED;
3610 else
3611 clist->anchor_state = GTK_CLIST_ROW (work)->state = GTK_STATE_NORMAL;
3612
3613 if (CLIST_UNFROZEN (clist) &&
3614 gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE)
3615 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row,
3616 GTK_CLIST_ROW (work));
3617 }
3618
3619 static gboolean
clist_has_grab(GtkCList * clist)3620 clist_has_grab (GtkCList *clist)
3621 {
3622 return (GTK_WIDGET_HAS_GRAB (clist) &&
3623 gdk_display_pointer_is_grabbed (gtk_widget_get_display (GTK_WIDGET (clist))));
3624 }
3625
3626 static void
toggle_focus_row(GtkCList * clist)3627 toggle_focus_row (GtkCList *clist)
3628 {
3629 g_return_if_fail (clist != 0);
3630 g_return_if_fail (GTK_IS_CLIST (clist));
3631
3632 if (clist_has_grab (clist) ||
3633 clist->focus_row < 0 || clist->focus_row >= clist->rows)
3634 return;
3635
3636 switch (clist->selection_mode)
3637 {
3638 case GTK_SELECTION_SINGLE:
3639 toggle_row (clist, clist->focus_row, 0, NULL);
3640 break;
3641 case GTK_SELECTION_MULTIPLE:
3642 g_list_free (clist->undo_selection);
3643 g_list_free (clist->undo_unselection);
3644 clist->undo_selection = NULL;
3645 clist->undo_unselection = NULL;
3646
3647 clist->anchor = clist->focus_row;
3648 clist->drag_pos = clist->focus_row;
3649 clist->undo_anchor = clist->focus_row;
3650
3651 if (GTK_CLIST_ADD_MODE(clist))
3652 fake_toggle_row (clist, clist->focus_row);
3653 else
3654 GTK_CLIST_GET_CLASS (clist)->fake_unselect_all (clist,clist->focus_row);
3655
3656 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
3657 break;
3658 default:
3659 break;
3660 }
3661 }
3662
3663 static void
toggle_add_mode(GtkCList * clist)3664 toggle_add_mode (GtkCList *clist)
3665 {
3666 g_return_if_fail (clist != 0);
3667 g_return_if_fail (GTK_IS_CLIST (clist));
3668
3669 if (clist_has_grab (clist) ||
3670 clist->selection_mode != GTK_SELECTION_MULTIPLE)
3671 return;
3672
3673 gtk_clist_draw_focus (GTK_WIDGET (clist));
3674 if (!GTK_CLIST_ADD_MODE(clist))
3675 {
3676 gint8 dashes[] = { 4, 4 };
3677
3678 GTK_CLIST_SET_FLAG (clist, CLIST_ADD_MODE);
3679 gdk_gc_set_line_attributes (clist->xor_gc, 1,
3680 GDK_LINE_ON_OFF_DASH, 0, 0);
3681 gdk_gc_set_dashes (clist->xor_gc, 0, dashes, G_N_ELEMENTS (dashes));
3682 }
3683 else
3684 {
3685 GTK_CLIST_UNSET_FLAG (clist, CLIST_ADD_MODE);
3686 gdk_gc_set_line_attributes (clist->xor_gc, 1, GDK_LINE_SOLID, 0, 0);
3687 clist->anchor_state = GTK_STATE_SELECTED;
3688 }
3689 gtk_clist_draw_focus (GTK_WIDGET (clist));
3690 }
3691
3692 static void
real_select_row(GtkCList * clist,gint row,gint column,GdkEvent * event)3693 real_select_row (GtkCList *clist,
3694 gint row,
3695 gint column,
3696 GdkEvent *event)
3697 {
3698 GtkCListRow *clist_row;
3699 GList *list;
3700 gint sel_row;
3701 gboolean row_selected;
3702
3703 g_return_if_fail (GTK_IS_CLIST (clist));
3704
3705 if (row < 0 || row > (clist->rows - 1))
3706 return;
3707
3708 switch (clist->selection_mode)
3709 {
3710 case GTK_SELECTION_SINGLE:
3711 case GTK_SELECTION_BROWSE:
3712
3713 row_selected = FALSE;
3714 list = clist->selection;
3715
3716 while (list)
3717 {
3718 sel_row = GPOINTER_TO_INT (list->data);
3719 list = list->next;
3720
3721 if (row == sel_row)
3722 row_selected = TRUE;
3723 else
3724 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[UNSELECT_ROW],
3725 sel_row, column, event);
3726 }
3727
3728 if (row_selected)
3729 return;
3730
3731 default:
3732 break;
3733 }
3734
3735 clist_row = ROW_ELEMENT (clist, row)->data;
3736
3737 if (clist_row->state != GTK_STATE_NORMAL || !clist_row->selectable)
3738 return;
3739
3740 clist_row->state = GTK_STATE_SELECTED;
3741 if (!clist->selection)
3742 {
3743 clist->selection = g_list_append (clist->selection,
3744 GINT_TO_POINTER (row));
3745 clist->selection_end = clist->selection;
3746 }
3747 else
3748 clist->selection_end =
3749 g_list_append (clist->selection_end, GINT_TO_POINTER (row))->next;
3750
3751 if (CLIST_UNFROZEN (clist)
3752 && (gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE))
3753 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, clist_row);
3754 }
3755
3756 static void
real_unselect_row(GtkCList * clist,gint row,gint column,GdkEvent * event)3757 real_unselect_row (GtkCList *clist,
3758 gint row,
3759 gint column,
3760 GdkEvent *event)
3761 {
3762 GtkCListRow *clist_row;
3763
3764 g_return_if_fail (GTK_IS_CLIST (clist));
3765
3766 if (row < 0 || row > (clist->rows - 1))
3767 return;
3768
3769 clist_row = ROW_ELEMENT (clist, row)->data;
3770
3771 if (clist_row->state == GTK_STATE_SELECTED)
3772 {
3773 clist_row->state = GTK_STATE_NORMAL;
3774
3775 if (clist->selection_end &&
3776 clist->selection_end->data == GINT_TO_POINTER (row))
3777 clist->selection_end = clist->selection_end->prev;
3778
3779 clist->selection = g_list_remove (clist->selection,
3780 GINT_TO_POINTER (row));
3781
3782 if (CLIST_UNFROZEN (clist)
3783 && (gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE))
3784 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row, clist_row);
3785 }
3786 }
3787
3788 static void
real_select_all(GtkCList * clist)3789 real_select_all (GtkCList *clist)
3790 {
3791 g_return_if_fail (GTK_IS_CLIST (clist));
3792
3793 if (clist_has_grab (clist))
3794 return;
3795
3796 switch (clist->selection_mode)
3797 {
3798 case GTK_SELECTION_SINGLE:
3799 case GTK_SELECTION_BROWSE:
3800 return;
3801
3802 case GTK_SELECTION_MULTIPLE:
3803 g_list_free (clist->undo_selection);
3804 g_list_free (clist->undo_unselection);
3805 clist->undo_selection = NULL;
3806 clist->undo_unselection = NULL;
3807
3808 if (clist->rows &&
3809 ((GtkCListRow *) (clist->row_list->data))->state !=
3810 GTK_STATE_SELECTED)
3811 fake_toggle_row (clist, 0);
3812
3813 clist->anchor_state = GTK_STATE_SELECTED;
3814 clist->anchor = 0;
3815 clist->drag_pos = 0;
3816 clist->undo_anchor = clist->focus_row;
3817 update_extended_selection (clist, clist->rows);
3818 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
3819 return;
3820 default:
3821 g_assert_not_reached ();
3822 }
3823 }
3824
3825 static void
real_unselect_all(GtkCList * clist)3826 real_unselect_all (GtkCList *clist)
3827 {
3828 GList *list;
3829 gint i;
3830
3831 g_return_if_fail (GTK_IS_CLIST (clist));
3832
3833 if (clist_has_grab (clist))
3834 return;
3835
3836 switch (clist->selection_mode)
3837 {
3838 case GTK_SELECTION_BROWSE:
3839 if (clist->focus_row >= 0)
3840 {
3841 gtk_signal_emit (GTK_OBJECT (clist),
3842 clist_signals[SELECT_ROW],
3843 clist->focus_row, -1, NULL);
3844 return;
3845 }
3846 break;
3847 case GTK_SELECTION_MULTIPLE:
3848 g_list_free (clist->undo_selection);
3849 g_list_free (clist->undo_unselection);
3850 clist->undo_selection = NULL;
3851 clist->undo_unselection = NULL;
3852
3853 clist->anchor = -1;
3854 clist->drag_pos = -1;
3855 clist->undo_anchor = clist->focus_row;
3856 break;
3857 default:
3858 break;
3859 }
3860
3861 list = clist->selection;
3862 while (list)
3863 {
3864 i = GPOINTER_TO_INT (list->data);
3865 list = list->next;
3866 gtk_signal_emit (GTK_OBJECT (clist),
3867 clist_signals[UNSELECT_ROW], i, -1, NULL);
3868 }
3869 }
3870
3871 static void
fake_unselect_all(GtkCList * clist,gint row)3872 fake_unselect_all (GtkCList *clist,
3873 gint row)
3874 {
3875 GList *list;
3876 GList *work;
3877 gint i;
3878
3879 if (row >= 0 && (work = ROW_ELEMENT (clist, row)))
3880 {
3881 if (GTK_CLIST_ROW (work)->state == GTK_STATE_NORMAL &&
3882 GTK_CLIST_ROW (work)->selectable)
3883 {
3884 GTK_CLIST_ROW (work)->state = GTK_STATE_SELECTED;
3885
3886 if (CLIST_UNFROZEN (clist) &&
3887 gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE)
3888 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, row,
3889 GTK_CLIST_ROW (work));
3890 }
3891 }
3892
3893 clist->undo_selection = clist->selection;
3894 clist->selection = NULL;
3895 clist->selection_end = NULL;
3896
3897 for (list = clist->undo_selection; list; list = list->next)
3898 {
3899 if ((i = GPOINTER_TO_INT (list->data)) == row ||
3900 !(work = g_list_nth (clist->row_list, i)))
3901 continue;
3902
3903 GTK_CLIST_ROW (work)->state = GTK_STATE_NORMAL;
3904 if (CLIST_UNFROZEN (clist) &&
3905 gtk_clist_row_is_visible (clist, i) != GTK_VISIBILITY_NONE)
3906 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, NULL, i,
3907 GTK_CLIST_ROW (work));
3908 }
3909 }
3910
3911 static void
real_undo_selection(GtkCList * clist)3912 real_undo_selection (GtkCList *clist)
3913 {
3914 GList *work;
3915
3916 g_return_if_fail (GTK_IS_CLIST (clist));
3917
3918 if (clist_has_grab (clist) ||
3919 clist->selection_mode != GTK_SELECTION_MULTIPLE)
3920 return;
3921
3922 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
3923
3924 if (!(clist->undo_selection || clist->undo_unselection))
3925 {
3926 gtk_clist_unselect_all (clist);
3927 return;
3928 }
3929
3930 for (work = clist->undo_selection; work; work = work->next)
3931 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[SELECT_ROW],
3932 GPOINTER_TO_INT (work->data), -1, NULL);
3933
3934 for (work = clist->undo_unselection; work; work = work->next)
3935 {
3936 /* g_print ("unselect %d\n",GPOINTER_TO_INT (work->data)); */
3937 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[UNSELECT_ROW],
3938 GPOINTER_TO_INT (work->data), -1, NULL);
3939 }
3940
3941 if (gtk_widget_has_focus (GTK_WIDGET (clist)) && clist->focus_row != clist->undo_anchor)
3942 {
3943 gtk_clist_draw_focus (GTK_WIDGET (clist));
3944 clist->focus_row = clist->undo_anchor;
3945 gtk_clist_draw_focus (GTK_WIDGET (clist));
3946 }
3947 else
3948 clist->focus_row = clist->undo_anchor;
3949
3950 clist->undo_anchor = -1;
3951
3952 g_list_free (clist->undo_selection);
3953 g_list_free (clist->undo_unselection);
3954 clist->undo_selection = NULL;
3955 clist->undo_unselection = NULL;
3956
3957 if (ROW_TOP_YPIXEL (clist, clist->focus_row) + clist->row_height >
3958 clist->clist_window_height)
3959 gtk_clist_moveto (clist, clist->focus_row, -1, 1, 0);
3960 else if (ROW_TOP_YPIXEL (clist, clist->focus_row) < 0)
3961 gtk_clist_moveto (clist, clist->focus_row, -1, 0, 0);
3962 }
3963
3964 static void
set_anchor(GtkCList * clist,gboolean add_mode,gint anchor,gint undo_anchor)3965 set_anchor (GtkCList *clist,
3966 gboolean add_mode,
3967 gint anchor,
3968 gint undo_anchor)
3969 {
3970 g_return_if_fail (GTK_IS_CLIST (clist));
3971
3972 if (clist->selection_mode != GTK_SELECTION_MULTIPLE || clist->anchor >= 0)
3973 return;
3974
3975 g_list_free (clist->undo_selection);
3976 g_list_free (clist->undo_unselection);
3977 clist->undo_selection = NULL;
3978 clist->undo_unselection = NULL;
3979
3980 if (add_mode)
3981 fake_toggle_row (clist, anchor);
3982 else
3983 {
3984 GTK_CLIST_GET_CLASS (clist)->fake_unselect_all (clist, anchor);
3985 clist->anchor_state = GTK_STATE_SELECTED;
3986 }
3987
3988 clist->anchor = anchor;
3989 clist->drag_pos = anchor;
3990 clist->undo_anchor = undo_anchor;
3991 }
3992
3993 static void
resync_selection(GtkCList * clist,GdkEvent * event)3994 resync_selection (GtkCList *clist,
3995 GdkEvent *event)
3996 {
3997 gint i;
3998 gint e;
3999 gint row;
4000 GList *list;
4001 GtkCListRow *clist_row;
4002
4003 if (clist->selection_mode != GTK_SELECTION_MULTIPLE)
4004 return;
4005
4006 if (clist->anchor < 0 || clist->drag_pos < 0)
4007 return;
4008
4009 gtk_clist_freeze (clist);
4010
4011 i = MIN (clist->anchor, clist->drag_pos);
4012 e = MAX (clist->anchor, clist->drag_pos);
4013
4014 if (clist->undo_selection)
4015 {
4016 list = clist->selection;
4017 clist->selection = clist->undo_selection;
4018 clist->selection_end = g_list_last (clist->selection);
4019 clist->undo_selection = list;
4020 list = clist->selection;
4021 while (list)
4022 {
4023 row = GPOINTER_TO_INT (list->data);
4024 list = list->next;
4025 if (row < i || row > e)
4026 {
4027 clist_row = g_list_nth (clist->row_list, row)->data;
4028 if (clist_row->selectable)
4029 {
4030 clist_row->state = GTK_STATE_SELECTED;
4031 gtk_signal_emit (GTK_OBJECT (clist),
4032 clist_signals[UNSELECT_ROW],
4033 row, -1, event);
4034 clist->undo_selection = g_list_prepend
4035 (clist->undo_selection, GINT_TO_POINTER (row));
4036 }
4037 }
4038 }
4039 }
4040
4041 if (clist->anchor < clist->drag_pos)
4042 {
4043 for (list = g_list_nth (clist->row_list, i); i <= e;
4044 i++, list = list->next)
4045 if (GTK_CLIST_ROW (list)->selectable)
4046 {
4047 if (g_list_find (clist->selection, GINT_TO_POINTER(i)))
4048 {
4049 if (GTK_CLIST_ROW (list)->state == GTK_STATE_NORMAL)
4050 {
4051 GTK_CLIST_ROW (list)->state = GTK_STATE_SELECTED;
4052 gtk_signal_emit (GTK_OBJECT (clist),
4053 clist_signals[UNSELECT_ROW],
4054 i, -1, event);
4055 clist->undo_selection =
4056 g_list_prepend (clist->undo_selection,
4057 GINT_TO_POINTER (i));
4058 }
4059 }
4060 else if (GTK_CLIST_ROW (list)->state == GTK_STATE_SELECTED)
4061 {
4062 GTK_CLIST_ROW (list)->state = GTK_STATE_NORMAL;
4063 clist->undo_unselection =
4064 g_list_prepend (clist->undo_unselection,
4065 GINT_TO_POINTER (i));
4066 }
4067 }
4068 }
4069 else
4070 {
4071 for (list = g_list_nth (clist->row_list, e); i <= e;
4072 e--, list = list->prev)
4073 if (GTK_CLIST_ROW (list)->selectable)
4074 {
4075 if (g_list_find (clist->selection, GINT_TO_POINTER(e)))
4076 {
4077 if (GTK_CLIST_ROW (list)->state == GTK_STATE_NORMAL)
4078 {
4079 GTK_CLIST_ROW (list)->state = GTK_STATE_SELECTED;
4080 gtk_signal_emit (GTK_OBJECT (clist),
4081 clist_signals[UNSELECT_ROW],
4082 e, -1, event);
4083 clist->undo_selection =
4084 g_list_prepend (clist->undo_selection,
4085 GINT_TO_POINTER (e));
4086 }
4087 }
4088 else if (GTK_CLIST_ROW (list)->state == GTK_STATE_SELECTED)
4089 {
4090 GTK_CLIST_ROW (list)->state = GTK_STATE_NORMAL;
4091 clist->undo_unselection =
4092 g_list_prepend (clist->undo_unselection,
4093 GINT_TO_POINTER (e));
4094 }
4095 }
4096 }
4097
4098 clist->undo_unselection = g_list_reverse (clist->undo_unselection);
4099 for (list = clist->undo_unselection; list; list = list->next)
4100 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[SELECT_ROW],
4101 GPOINTER_TO_INT (list->data), -1, event);
4102
4103 clist->anchor = -1;
4104 clist->drag_pos = -1;
4105
4106 gtk_clist_thaw (clist);
4107 }
4108
4109 static void
update_extended_selection(GtkCList * clist,gint row)4110 update_extended_selection (GtkCList *clist,
4111 gint row)
4112 {
4113 gint i;
4114 GList *list;
4115 GdkRectangle area;
4116 gint s1 = -1;
4117 gint s2 = -1;
4118 gint e1 = -1;
4119 gint e2 = -1;
4120 gint y1 = clist->clist_window_height;
4121 gint y2 = clist->clist_window_height;
4122 gint h1 = 0;
4123 gint h2 = 0;
4124 gint top;
4125
4126 if (clist->selection_mode != GTK_SELECTION_MULTIPLE || clist->anchor == -1)
4127 return;
4128
4129 if (row < 0)
4130 row = 0;
4131 if (row >= clist->rows)
4132 row = clist->rows - 1;
4133
4134 /* extending downwards */
4135 if (row > clist->drag_pos && clist->anchor <= clist->drag_pos)
4136 {
4137 s2 = clist->drag_pos + 1;
4138 e2 = row;
4139 }
4140 /* extending upwards */
4141 else if (row < clist->drag_pos && clist->anchor >= clist->drag_pos)
4142 {
4143 s2 = row;
4144 e2 = clist->drag_pos - 1;
4145 }
4146 else if (row < clist->drag_pos && clist->anchor < clist->drag_pos)
4147 {
4148 e1 = clist->drag_pos;
4149 /* row and drag_pos on different sides of anchor :
4150 take back the selection between anchor and drag_pos,
4151 select between anchor and row */
4152 if (row < clist->anchor)
4153 {
4154 s1 = clist->anchor + 1;
4155 s2 = row;
4156 e2 = clist->anchor - 1;
4157 }
4158 /* take back the selection between anchor and drag_pos */
4159 else
4160 s1 = row + 1;
4161 }
4162 else if (row > clist->drag_pos && clist->anchor > clist->drag_pos)
4163 {
4164 s1 = clist->drag_pos;
4165 /* row and drag_pos on different sides of anchor :
4166 take back the selection between anchor and drag_pos,
4167 select between anchor and row */
4168 if (row > clist->anchor)
4169 {
4170 e1 = clist->anchor - 1;
4171 s2 = clist->anchor + 1;
4172 e2 = row;
4173 }
4174 /* take back the selection between anchor and drag_pos */
4175 else
4176 e1 = row - 1;
4177 }
4178
4179 clist->drag_pos = row;
4180
4181 area.x = 0;
4182 area.width = clist->clist_window_width;
4183
4184 /* restore the elements between s1 and e1 */
4185 if (s1 >= 0)
4186 {
4187 for (i = s1, list = g_list_nth (clist->row_list, i); i <= e1;
4188 i++, list = list->next)
4189 if (GTK_CLIST_ROW (list)->selectable)
4190 {
4191 if (GTK_CLIST_GET_CLASS (clist)->selection_find (clist, i, list))
4192 GTK_CLIST_ROW (list)->state = GTK_STATE_SELECTED;
4193 else
4194 GTK_CLIST_ROW (list)->state = GTK_STATE_NORMAL;
4195 }
4196
4197 top = ROW_TOP_YPIXEL (clist, clist->focus_row);
4198
4199 if (top + clist->row_height <= 0)
4200 {
4201 area.y = 0;
4202 area.height = ROW_TOP_YPIXEL (clist, e1) + clist->row_height;
4203 draw_rows (clist, &area);
4204 gtk_clist_moveto (clist, clist->focus_row, -1, 0, 0);
4205 }
4206 else if (top >= clist->clist_window_height)
4207 {
4208 area.y = ROW_TOP_YPIXEL (clist, s1) - 1;
4209 area.height = clist->clist_window_height - area.y;
4210 draw_rows (clist, &area);
4211 gtk_clist_moveto (clist, clist->focus_row, -1, 1, 0);
4212 }
4213 else if (top < 0)
4214 gtk_clist_moveto (clist, clist->focus_row, -1, 0, 0);
4215 else if (top + clist->row_height > clist->clist_window_height)
4216 gtk_clist_moveto (clist, clist->focus_row, -1, 1, 0);
4217
4218 y1 = ROW_TOP_YPIXEL (clist, s1) - 1;
4219 h1 = (e1 - s1 + 1) * (clist->row_height + CELL_SPACING);
4220 }
4221
4222 /* extend the selection between s2 and e2 */
4223 if (s2 >= 0)
4224 {
4225 for (i = s2, list = g_list_nth (clist->row_list, i); i <= e2;
4226 i++, list = list->next)
4227 if (GTK_CLIST_ROW (list)->selectable &&
4228 GTK_CLIST_ROW (list)->state != clist->anchor_state)
4229 GTK_CLIST_ROW (list)->state = clist->anchor_state;
4230
4231 top = ROW_TOP_YPIXEL (clist, clist->focus_row);
4232
4233 if (top + clist->row_height <= 0)
4234 {
4235 area.y = 0;
4236 area.height = ROW_TOP_YPIXEL (clist, e2) + clist->row_height;
4237 draw_rows (clist, &area);
4238 gtk_clist_moveto (clist, clist->focus_row, -1, 0, 0);
4239 }
4240 else if (top >= clist->clist_window_height)
4241 {
4242 area.y = ROW_TOP_YPIXEL (clist, s2) - 1;
4243 area.height = clist->clist_window_height - area.y;
4244 draw_rows (clist, &area);
4245 gtk_clist_moveto (clist, clist->focus_row, -1, 1, 0);
4246 }
4247 else if (top < 0)
4248 gtk_clist_moveto (clist, clist->focus_row, -1, 0, 0);
4249 else if (top + clist->row_height > clist->clist_window_height)
4250 gtk_clist_moveto (clist, clist->focus_row, -1, 1, 0);
4251
4252 y2 = ROW_TOP_YPIXEL (clist, s2) - 1;
4253 h2 = (e2 - s2 + 1) * (clist->row_height + CELL_SPACING);
4254 }
4255
4256 area.y = MAX (0, MIN (y1, y2));
4257 if (area.y > clist->clist_window_height)
4258 area.y = 0;
4259 area.height = MIN (clist->clist_window_height, h1 + h2);
4260 if (s1 >= 0 && s2 >= 0)
4261 area.height += (clist->row_height + CELL_SPACING);
4262 draw_rows (clist, &area);
4263 }
4264
4265 static void
start_selection(GtkCList * clist)4266 start_selection (GtkCList *clist)
4267 {
4268 g_return_if_fail (GTK_IS_CLIST (clist));
4269
4270 if (clist_has_grab (clist))
4271 return;
4272
4273 set_anchor (clist, GTK_CLIST_ADD_MODE(clist), clist->focus_row,
4274 clist->focus_row);
4275 }
4276
4277 static void
end_selection(GtkCList * clist)4278 end_selection (GtkCList *clist)
4279 {
4280 g_return_if_fail (GTK_IS_CLIST (clist));
4281
4282 if (gdk_display_pointer_is_grabbed (gtk_widget_get_display (GTK_WIDGET (clist))) &&
4283 gtk_widget_has_focus (GTK_WIDGET (clist)))
4284 return;
4285
4286 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
4287 }
4288
4289 static void
extend_selection(GtkCList * clist,GtkScrollType scroll_type,gfloat position,gboolean auto_start_selection)4290 extend_selection (GtkCList *clist,
4291 GtkScrollType scroll_type,
4292 gfloat position,
4293 gboolean auto_start_selection)
4294 {
4295 g_return_if_fail (GTK_IS_CLIST (clist));
4296
4297 if (clist_has_grab (clist) ||
4298 clist->selection_mode != GTK_SELECTION_MULTIPLE)
4299 return;
4300
4301 if (auto_start_selection)
4302 set_anchor (clist, GTK_CLIST_ADD_MODE(clist), clist->focus_row,
4303 clist->focus_row);
4304 else if (clist->anchor == -1)
4305 return;
4306
4307 move_focus_row (clist, scroll_type, position);
4308
4309 if (ROW_TOP_YPIXEL (clist, clist->focus_row) + clist->row_height >
4310 clist->clist_window_height)
4311 gtk_clist_moveto (clist, clist->focus_row, -1, 1, 0);
4312 else if (ROW_TOP_YPIXEL (clist, clist->focus_row) < 0)
4313 gtk_clist_moveto (clist, clist->focus_row, -1, 0, 0);
4314
4315 update_extended_selection (clist, clist->focus_row);
4316 }
4317
4318 static void
sync_selection(GtkCList * clist,gint row,gint mode)4319 sync_selection (GtkCList *clist,
4320 gint row,
4321 gint mode)
4322 {
4323 GList *list;
4324 gint d;
4325
4326 if (mode == SYNC_INSERT)
4327 d = 1;
4328 else
4329 d = -1;
4330
4331 if (clist->focus_row >= row)
4332 {
4333 if (d > 0 || clist->focus_row > row)
4334 clist->focus_row += d;
4335 if (clist->focus_row == -1 && clist->rows >= 1)
4336 clist->focus_row = 0;
4337 else if (d < 0 && clist->focus_row >= clist->rows - 1)
4338 clist->focus_row = clist->rows - 2;
4339 else if (clist->focus_row >= clist->rows) /* Paranoia */
4340 clist->focus_row = clist->rows - 1;
4341 }
4342
4343 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
4344
4345 g_list_free (clist->undo_selection);
4346 g_list_free (clist->undo_unselection);
4347 clist->undo_selection = NULL;
4348 clist->undo_unselection = NULL;
4349
4350 clist->anchor = -1;
4351 clist->drag_pos = -1;
4352 clist->undo_anchor = clist->focus_row;
4353
4354 list = clist->selection;
4355
4356 while (list)
4357 {
4358 if (GPOINTER_TO_INT (list->data) >= row)
4359 list->data = ((gchar*) list->data) + d;
4360 list = list->next;
4361 }
4362 }
4363
4364 /* GTKOBJECT
4365 * gtk_clist_destroy
4366 * gtk_clist_finalize
4367 */
4368 static void
gtk_clist_destroy(GtkObject * object)4369 gtk_clist_destroy (GtkObject *object)
4370 {
4371 gint i;
4372 GtkCList *clist;
4373
4374 g_return_if_fail (GTK_IS_CLIST (object));
4375
4376 clist = GTK_CLIST (object);
4377
4378 /* freeze the list */
4379 clist->freeze_count++;
4380
4381 /* get rid of all the rows */
4382 gtk_clist_clear (clist);
4383
4384 /* Since we don't have a _remove method, unparent the children
4385 * instead of destroying them so the focus will be unset properly.
4386 * (For other containers, the _remove method takes care of the
4387 * unparent) The destroy will happen when the refcount drops
4388 * to zero.
4389 */
4390
4391 /* unref adjustments */
4392 if (clist->hadjustment)
4393 {
4394 gtk_signal_disconnect_by_data (GTK_OBJECT (clist->hadjustment), clist);
4395 g_object_unref (clist->hadjustment);
4396 clist->hadjustment = NULL;
4397 }
4398 if (clist->vadjustment)
4399 {
4400 gtk_signal_disconnect_by_data (GTK_OBJECT (clist->vadjustment), clist);
4401 g_object_unref (clist->vadjustment);
4402 clist->vadjustment = NULL;
4403 }
4404
4405 remove_grab (clist);
4406
4407 /* destroy the column buttons */
4408 for (i = 0; i < clist->columns; i++)
4409 if (clist->column[i].button)
4410 {
4411 gtk_widget_unparent (clist->column[i].button);
4412 clist->column[i].button = NULL;
4413 }
4414
4415 GTK_OBJECT_CLASS (parent_class)->destroy (object);
4416 }
4417
4418 static void
gtk_clist_finalize(GObject * object)4419 gtk_clist_finalize (GObject *object)
4420 {
4421 GtkCList *clist;
4422
4423 g_return_if_fail (GTK_IS_CLIST (object));
4424
4425 clist = GTK_CLIST (object);
4426
4427 columns_delete (clist);
4428
4429 G_OBJECT_CLASS (parent_class)->finalize (object);
4430 }
4431
4432 /* GTKWIDGET
4433 * gtk_clist_realize
4434 * gtk_clist_unrealize
4435 * gtk_clist_map
4436 * gtk_clist_unmap
4437 * gtk_clist_expose
4438 * gtk_clist_style_set
4439 * gtk_clist_button_press
4440 * gtk_clist_button_release
4441 * gtk_clist_motion
4442 * gtk_clist_size_request
4443 * gtk_clist_size_allocate
4444 */
4445 static void
gtk_clist_realize(GtkWidget * widget)4446 gtk_clist_realize (GtkWidget *widget)
4447 {
4448 GtkCList *clist;
4449 GdkWindowAttr attributes;
4450 GdkGCValues values;
4451 GtkCListRow *clist_row;
4452 GList *list;
4453 gint attributes_mask;
4454 gint border_width;
4455 gint i;
4456 gint j;
4457
4458 g_return_if_fail (GTK_IS_CLIST (widget));
4459
4460 clist = GTK_CLIST (widget);
4461
4462 gtk_widget_set_realized (widget, TRUE);
4463
4464 border_width = GTK_CONTAINER (widget)->border_width;
4465
4466 attributes.window_type = GDK_WINDOW_CHILD;
4467 attributes.x = widget->allocation.x + border_width;
4468 attributes.y = widget->allocation.y + border_width;
4469 attributes.width = widget->allocation.width - border_width * 2;
4470 attributes.height = widget->allocation.height - border_width * 2;
4471 attributes.wclass = GDK_INPUT_OUTPUT;
4472 attributes.visual = gtk_widget_get_visual (widget);
4473 attributes.colormap = gtk_widget_get_colormap (widget);
4474 attributes.event_mask = gtk_widget_get_events (widget);
4475 attributes.event_mask |= (GDK_EXPOSURE_MASK |
4476 GDK_BUTTON_PRESS_MASK |
4477 GDK_BUTTON_RELEASE_MASK |
4478 GDK_KEY_RELEASE_MASK);
4479 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
4480
4481 /* main window */
4482 widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
4483 &attributes, attributes_mask);
4484 gdk_window_set_user_data (widget->window, clist);
4485
4486 widget->style = gtk_style_attach (widget->style, widget->window);
4487
4488 gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
4489
4490 /* column-title window */
4491
4492 attributes.x = clist->column_title_area.x;
4493 attributes.y = clist->column_title_area.y;
4494 attributes.width = clist->column_title_area.width;
4495 attributes.height = clist->column_title_area.height;
4496
4497 clist->title_window = gdk_window_new (widget->window, &attributes,
4498 attributes_mask);
4499 gdk_window_set_user_data (clist->title_window, clist);
4500
4501 gtk_style_set_background (widget->style, clist->title_window,
4502 GTK_STATE_NORMAL);
4503 gdk_window_show (clist->title_window);
4504
4505 /* set things up so column buttons are drawn in title window */
4506 for (i = 0; i < clist->columns; i++)
4507 if (clist->column[i].button)
4508 gtk_widget_set_parent_window (clist->column[i].button,
4509 clist->title_window);
4510
4511 /* clist-window */
4512 attributes.x = (clist->internal_allocation.x +
4513 widget->style->xthickness);
4514 attributes.y = (clist->internal_allocation.y +
4515 widget->style->ythickness +
4516 clist->column_title_area.height);
4517 attributes.width = clist->clist_window_width;
4518 attributes.height = clist->clist_window_height;
4519
4520 clist->clist_window = gdk_window_new (widget->window, &attributes,
4521 attributes_mask);
4522 gdk_window_set_user_data (clist->clist_window, clist);
4523
4524 gdk_window_set_background (clist->clist_window,
4525 &widget->style->base[GTK_STATE_NORMAL]);
4526 gdk_window_show (clist->clist_window);
4527 gdk_drawable_get_size (clist->clist_window, &clist->clist_window_width,
4528 &clist->clist_window_height);
4529
4530 /* create resize windows */
4531 attributes.wclass = GDK_INPUT_ONLY;
4532 attributes.event_mask = (GDK_BUTTON_PRESS_MASK |
4533 GDK_BUTTON_RELEASE_MASK |
4534 GDK_POINTER_MOTION_MASK |
4535 GDK_POINTER_MOTION_HINT_MASK);
4536 attributes_mask = GDK_WA_CURSOR;
4537 attributes.cursor = gdk_cursor_new_for_display (gtk_widget_get_display (widget),
4538 GDK_SB_H_DOUBLE_ARROW);
4539 clist->cursor_drag = attributes.cursor;
4540
4541 attributes.x = LIST_WIDTH (clist) + 1;
4542 attributes.y = 0;
4543 attributes.width = 0;
4544 attributes.height = 0;
4545
4546 for (i = 0; i < clist->columns; i++)
4547 {
4548 clist->column[i].window = gdk_window_new (clist->title_window,
4549 &attributes, attributes_mask);
4550 gdk_window_set_user_data (clist->column[i].window, clist);
4551 }
4552
4553 /* This is slightly less efficient than creating them with the
4554 * right size to begin with, but easier
4555 */
4556 size_allocate_title_buttons (clist);
4557
4558 /* GCs */
4559 clist->fg_gc = gdk_gc_new (widget->window);
4560 clist->bg_gc = gdk_gc_new (widget->window);
4561
4562 /* We'll use this gc to do scrolling as well */
4563 gdk_gc_set_exposures (clist->fg_gc, TRUE);
4564
4565 values.foreground = (widget->style->white.pixel==0 ?
4566 widget->style->black:widget->style->white);
4567 values.function = GDK_XOR;
4568 values.subwindow_mode = GDK_INCLUDE_INFERIORS;
4569 clist->xor_gc = gdk_gc_new_with_values (widget->window,
4570 &values,
4571 GDK_GC_FOREGROUND |
4572 GDK_GC_FUNCTION |
4573 GDK_GC_SUBWINDOW);
4574
4575 /* attach optional row/cell styles, allocate foreground/background colors */
4576 list = clist->row_list;
4577 for (i = 0; i < clist->rows; i++)
4578 {
4579 clist_row = list->data;
4580 list = list->next;
4581
4582 if (clist_row->style)
4583 clist_row->style = gtk_style_attach (clist_row->style,
4584 clist->clist_window);
4585
4586 if (clist_row->fg_set || clist_row->bg_set)
4587 {
4588 GdkColormap *colormap;
4589
4590 colormap = gtk_widget_get_colormap (widget);
4591 if (clist_row->fg_set)
4592 gdk_colormap_alloc_color (colormap, &clist_row->foreground,
4593 FALSE, TRUE);
4594 if (clist_row->bg_set)
4595 gdk_colormap_alloc_color (colormap, &clist_row->background,
4596 FALSE, TRUE);
4597 }
4598
4599 for (j = 0; j < clist->columns; j++)
4600 if (clist_row->cell[j].style)
4601 clist_row->cell[j].style =
4602 gtk_style_attach (clist_row->cell[j].style, clist->clist_window);
4603 }
4604 }
4605
4606 static void
gtk_clist_unrealize(GtkWidget * widget)4607 gtk_clist_unrealize (GtkWidget *widget)
4608 {
4609 gint i;
4610 GtkCList *clist;
4611
4612 g_return_if_fail (GTK_IS_CLIST (widget));
4613
4614 clist = GTK_CLIST (widget);
4615
4616 /* freeze the list */
4617 clist->freeze_count++;
4618
4619 if (gtk_widget_get_mapped (widget))
4620 gtk_clist_unmap (widget);
4621
4622 gtk_widget_set_mapped (widget, FALSE);
4623
4624 /* detach optional row/cell styles */
4625 if (gtk_widget_get_realized (widget))
4626 {
4627 GtkCListRow *clist_row;
4628 GList *list;
4629 gint j;
4630
4631 list = clist->row_list;
4632 for (i = 0; i < clist->rows; i++)
4633 {
4634 clist_row = list->data;
4635 list = list->next;
4636
4637 if (clist_row->style)
4638 gtk_style_detach (clist_row->style);
4639 for (j = 0; j < clist->columns; j++)
4640 if (clist_row->cell[j].style)
4641 gtk_style_detach (clist_row->cell[j].style);
4642 }
4643 }
4644
4645 gdk_cursor_unref (clist->cursor_drag);
4646 g_object_unref (clist->xor_gc);
4647 g_object_unref (clist->fg_gc);
4648 g_object_unref (clist->bg_gc);
4649
4650 for (i = 0; i < clist->columns; i++)
4651 {
4652 if (clist->column[i].button)
4653 gtk_widget_unrealize (clist->column[i].button);
4654 if (clist->column[i].window)
4655 {
4656 gdk_window_set_user_data (clist->column[i].window, NULL);
4657 gdk_window_destroy (clist->column[i].window);
4658 clist->column[i].window = NULL;
4659 }
4660 }
4661
4662 gdk_window_set_user_data (clist->clist_window, NULL);
4663 gdk_window_destroy (clist->clist_window);
4664 clist->clist_window = NULL;
4665
4666 gdk_window_set_user_data (clist->title_window, NULL);
4667 gdk_window_destroy (clist->title_window);
4668 clist->title_window = NULL;
4669
4670 clist->cursor_drag = NULL;
4671 clist->xor_gc = NULL;
4672 clist->fg_gc = NULL;
4673 clist->bg_gc = NULL;
4674
4675 GTK_WIDGET_CLASS (parent_class)->unrealize (widget);
4676 }
4677
4678 static void
gtk_clist_map(GtkWidget * widget)4679 gtk_clist_map (GtkWidget *widget)
4680 {
4681 gint i;
4682 GtkCList *clist;
4683
4684 g_return_if_fail (GTK_IS_CLIST (widget));
4685
4686 clist = GTK_CLIST (widget);
4687
4688 if (!gtk_widget_get_mapped (widget))
4689 {
4690 gtk_widget_set_mapped (widget, TRUE);
4691
4692 /* map column buttons */
4693 for (i = 0; i < clist->columns; i++)
4694 {
4695 if (clist->column[i].button &&
4696 gtk_widget_get_visible (clist->column[i].button) &&
4697 !gtk_widget_get_mapped (clist->column[i].button))
4698 gtk_widget_map (clist->column[i].button);
4699 }
4700
4701 for (i = 0; i < clist->columns; i++)
4702 if (clist->column[i].window && clist->column[i].button)
4703 {
4704 gdk_window_raise (clist->column[i].window);
4705 gdk_window_show (clist->column[i].window);
4706 }
4707
4708 gdk_window_show (clist->title_window);
4709 gdk_window_show (clist->clist_window);
4710 gdk_window_show (widget->window);
4711
4712 /* unfreeze the list */
4713 clist->freeze_count = 0;
4714 }
4715 }
4716
4717 static void
gtk_clist_unmap(GtkWidget * widget)4718 gtk_clist_unmap (GtkWidget *widget)
4719 {
4720 gint i;
4721 GtkCList *clist;
4722
4723 g_return_if_fail (GTK_IS_CLIST (widget));
4724
4725 clist = GTK_CLIST (widget);
4726
4727 if (gtk_widget_get_mapped (widget))
4728 {
4729 gtk_widget_set_mapped (widget, FALSE);
4730
4731 if (clist_has_grab (clist))
4732 {
4733 remove_grab (clist);
4734
4735 GTK_CLIST_GET_CLASS (widget)->resync_selection (clist, NULL);
4736
4737 clist->click_cell.row = -1;
4738 clist->click_cell.column = -1;
4739 clist->drag_button = 0;
4740
4741 if (GTK_CLIST_IN_DRAG(clist))
4742 {
4743 gpointer drag_data;
4744
4745 GTK_CLIST_UNSET_FLAG (clist, CLIST_IN_DRAG);
4746 drag_data = gtk_object_get_data (GTK_OBJECT (clist),
4747 "gtk-site-data");
4748 if (drag_data)
4749 gtk_signal_handler_unblock_by_data (GTK_OBJECT (clist),
4750 drag_data);
4751 }
4752 }
4753
4754 for (i = 0; i < clist->columns; i++)
4755 if (clist->column[i].window)
4756 gdk_window_hide (clist->column[i].window);
4757
4758 gdk_window_hide (clist->clist_window);
4759 gdk_window_hide (clist->title_window);
4760 gdk_window_hide (widget->window);
4761
4762 /* unmap column buttons */
4763 for (i = 0; i < clist->columns; i++)
4764 if (clist->column[i].button &&
4765 gtk_widget_get_mapped (clist->column[i].button))
4766 gtk_widget_unmap (clist->column[i].button);
4767
4768 /* freeze the list */
4769 clist->freeze_count++;
4770 }
4771 }
4772
4773 static gint
gtk_clist_expose(GtkWidget * widget,GdkEventExpose * event)4774 gtk_clist_expose (GtkWidget *widget,
4775 GdkEventExpose *event)
4776 {
4777 GtkCList *clist;
4778
4779 g_return_val_if_fail (GTK_IS_CLIST (widget), FALSE);
4780 g_return_val_if_fail (event != NULL, FALSE);
4781
4782 if (GTK_WIDGET_DRAWABLE (widget))
4783 {
4784 clist = GTK_CLIST (widget);
4785
4786 /* draw border */
4787 if (event->window == widget->window)
4788 gtk_draw_shadow (widget->style, widget->window,
4789 GTK_STATE_NORMAL, clist->shadow_type,
4790 0, 0,
4791 clist->clist_window_width +
4792 (2 * widget->style->xthickness),
4793 clist->clist_window_height +
4794 (2 * widget->style->ythickness) +
4795 clist->column_title_area.height);
4796
4797 /* exposure events on the list */
4798 if (event->window == clist->clist_window)
4799 draw_rows (clist, &event->area);
4800
4801 if (event->window == clist->clist_window &&
4802 clist->drag_highlight_row >= 0)
4803 GTK_CLIST_GET_CLASS (clist)->draw_drag_highlight
4804 (clist, g_list_nth (clist->row_list,
4805 clist->drag_highlight_row)->data,
4806 clist->drag_highlight_row, clist->drag_highlight_pos);
4807
4808 if (event->window == clist->title_window)
4809 {
4810 gint i;
4811
4812 for (i = 0; i < clist->columns; i++)
4813 {
4814 if (clist->column[i].button)
4815 gtk_container_propagate_expose (GTK_CONTAINER (clist),
4816 clist->column[i].button,
4817 event);
4818 }
4819 }
4820 }
4821
4822 return FALSE;
4823 }
4824
4825 static void
gtk_clist_style_set(GtkWidget * widget,GtkStyle * previous_style)4826 gtk_clist_style_set (GtkWidget *widget,
4827 GtkStyle *previous_style)
4828 {
4829 GtkCList *clist = GTK_CLIST (widget);
4830
4831 GTK_WIDGET_CLASS (parent_class)->style_set (widget, previous_style);
4832
4833 if (gtk_widget_get_realized (widget))
4834 {
4835 gtk_style_set_background (widget->style, widget->window, widget->state);
4836 gtk_style_set_background (widget->style, clist->title_window, GTK_STATE_SELECTED);
4837 gdk_window_set_background (clist->clist_window, &widget->style->base[GTK_STATE_NORMAL]);
4838 }
4839
4840 /* Fill in data after widget has correct style */
4841
4842 /* text properties */
4843 if (!GTK_CLIST_ROW_HEIGHT_SET(clist))
4844 /* Reset clist->row_height */
4845 gtk_clist_set_row_height (clist, 0);
4846
4847 /* Column widths */
4848 if (!GTK_CLIST_AUTO_RESIZE_BLOCKED (clist))
4849 {
4850 gint width;
4851 gint i;
4852
4853 for (i = 0; i < clist->columns; i++)
4854 if (clist->column[i].auto_resize)
4855 {
4856 width = gtk_clist_optimal_column_width (clist, i);
4857 if (width != clist->column[i].width)
4858 gtk_clist_set_column_width (clist, i, width);
4859 }
4860 }
4861 }
4862
4863 static gint
gtk_clist_button_press(GtkWidget * widget,GdkEventButton * event)4864 gtk_clist_button_press (GtkWidget *widget,
4865 GdkEventButton *event)
4866 {
4867 gint i;
4868 GtkCList *clist;
4869 gint x;
4870 gint y;
4871 gint row;
4872 gint column;
4873 gint button_actions;
4874
4875 g_return_val_if_fail (GTK_IS_CLIST (widget), FALSE);
4876 g_return_val_if_fail (event != NULL, FALSE);
4877
4878 clist = GTK_CLIST (widget);
4879
4880 button_actions = clist->button_actions[event->button - 1];
4881
4882 if (button_actions == GTK_BUTTON_IGNORED)
4883 return FALSE;
4884
4885 /* selections on the list */
4886 if (event->window == clist->clist_window)
4887 {
4888 x = event->x;
4889 y = event->y;
4890
4891 if (get_selection_info (clist, x, y, &row, &column))
4892 {
4893 gint old_row = clist->focus_row;
4894
4895 if (clist->focus_row == -1)
4896 old_row = row;
4897
4898 if (event->type == GDK_BUTTON_PRESS)
4899 {
4900 GdkEventMask mask = ((1 << (4 + event->button)) |
4901 GDK_POINTER_MOTION_HINT_MASK |
4902 GDK_BUTTON_RELEASE_MASK);
4903
4904 if (gdk_pointer_grab (clist->clist_window, FALSE, mask,
4905 NULL, NULL, event->time))
4906 return FALSE;
4907 gtk_grab_add (widget);
4908
4909 clist->click_cell.row = row;
4910 clist->click_cell.column = column;
4911 clist->drag_button = event->button;
4912 }
4913 else
4914 {
4915 clist->click_cell.row = -1;
4916 clist->click_cell.column = -1;
4917
4918 clist->drag_button = 0;
4919 remove_grab (clist);
4920 }
4921
4922 if (button_actions & GTK_BUTTON_SELECTS)
4923 {
4924 if (GTK_CLIST_ADD_MODE(clist))
4925 {
4926 GTK_CLIST_UNSET_FLAG (clist, CLIST_ADD_MODE);
4927 if (gtk_widget_has_focus (widget))
4928 {
4929 gtk_clist_draw_focus (widget);
4930 gdk_gc_set_line_attributes (clist->xor_gc, 1,
4931 GDK_LINE_SOLID, 0, 0);
4932 clist->focus_row = row;
4933 gtk_clist_draw_focus (widget);
4934 }
4935 else
4936 {
4937 gdk_gc_set_line_attributes (clist->xor_gc, 1,
4938 GDK_LINE_SOLID, 0, 0);
4939 clist->focus_row = row;
4940 }
4941 }
4942 else if (row != clist->focus_row)
4943 {
4944 if (gtk_widget_has_focus (widget))
4945 {
4946 gtk_clist_draw_focus (widget);
4947 clist->focus_row = row;
4948 gtk_clist_draw_focus (widget);
4949 }
4950 else
4951 clist->focus_row = row;
4952 }
4953 }
4954
4955 if (!gtk_widget_has_focus (widget))
4956 gtk_widget_grab_focus (widget);
4957
4958 if (button_actions & GTK_BUTTON_SELECTS)
4959 {
4960 switch (clist->selection_mode)
4961 {
4962 case GTK_SELECTION_SINGLE:
4963 if (event->type != GDK_BUTTON_PRESS)
4964 {
4965 gtk_signal_emit (GTK_OBJECT (clist),
4966 clist_signals[SELECT_ROW],
4967 row, column, event);
4968 clist->anchor = -1;
4969 }
4970 else
4971 clist->anchor = row;
4972 break;
4973 case GTK_SELECTION_BROWSE:
4974 gtk_signal_emit (GTK_OBJECT (clist),
4975 clist_signals[SELECT_ROW],
4976 row, column, event);
4977 break;
4978 case GTK_SELECTION_MULTIPLE:
4979 if (event->type != GDK_BUTTON_PRESS)
4980 {
4981 if (clist->anchor != -1)
4982 {
4983 update_extended_selection (clist, clist->focus_row);
4984 GTK_CLIST_GET_CLASS (clist)->resync_selection
4985 (clist, (GdkEvent *) event);
4986 }
4987 gtk_signal_emit (GTK_OBJECT (clist),
4988 clist_signals[SELECT_ROW],
4989 row, column, event);
4990 break;
4991 }
4992
4993 if (event->state & GDK_CONTROL_MASK)
4994 {
4995 if (event->state & GDK_SHIFT_MASK)
4996 {
4997 if (clist->anchor < 0)
4998 {
4999 g_list_free (clist->undo_selection);
5000 g_list_free (clist->undo_unselection);
5001 clist->undo_selection = NULL;
5002 clist->undo_unselection = NULL;
5003 clist->anchor = old_row;
5004 clist->drag_pos = old_row;
5005 clist->undo_anchor = old_row;
5006 }
5007 update_extended_selection (clist, clist->focus_row);
5008 }
5009 else
5010 {
5011 if (clist->anchor == -1)
5012 set_anchor (clist, TRUE, row, old_row);
5013 else
5014 update_extended_selection (clist,
5015 clist->focus_row);
5016 }
5017 break;
5018 }
5019
5020 if (event->state & GDK_SHIFT_MASK)
5021 {
5022 set_anchor (clist, FALSE, old_row, old_row);
5023 update_extended_selection (clist, clist->focus_row);
5024 break;
5025 }
5026
5027 if (clist->anchor == -1)
5028 set_anchor (clist, FALSE, row, old_row);
5029 else
5030 update_extended_selection (clist, clist->focus_row);
5031 break;
5032 default:
5033 break;
5034 }
5035 }
5036 }
5037 return TRUE;
5038 }
5039
5040 /* press on resize windows */
5041 for (i = 0; i < clist->columns; i++)
5042 if (clist->column[i].resizeable && clist->column[i].window &&
5043 event->window == clist->column[i].window)
5044 {
5045 gpointer drag_data;
5046
5047 if (gdk_pointer_grab (clist->column[i].window, FALSE,
5048 GDK_POINTER_MOTION_HINT_MASK |
5049 GDK_BUTTON1_MOTION_MASK |
5050 GDK_BUTTON_RELEASE_MASK,
5051 NULL, NULL, event->time))
5052 return FALSE;
5053
5054 gtk_grab_add (widget);
5055 GTK_CLIST_SET_FLAG (clist, CLIST_IN_DRAG);
5056
5057 /* block attached dnd signal handler */
5058 drag_data = gtk_object_get_data (GTK_OBJECT (clist), "gtk-site-data");
5059 if (drag_data)
5060 gtk_signal_handler_block_by_data (GTK_OBJECT (clist), drag_data);
5061
5062 if (!gtk_widget_has_focus (widget))
5063 gtk_widget_grab_focus (widget);
5064
5065 clist->drag_pos = i;
5066 clist->x_drag = (COLUMN_LEFT_XPIXEL(clist, i) + COLUMN_INSET +
5067 clist->column[i].area.width + CELL_SPACING);
5068
5069 if (GTK_CLIST_ADD_MODE(clist))
5070 gdk_gc_set_line_attributes (clist->xor_gc, 1, GDK_LINE_SOLID, 0, 0);
5071 draw_xor_line (clist);
5072
5073 return TRUE;
5074 }
5075
5076 return FALSE;
5077 }
5078
5079 static gint
gtk_clist_button_release(GtkWidget * widget,GdkEventButton * event)5080 gtk_clist_button_release (GtkWidget *widget,
5081 GdkEventButton *event)
5082 {
5083 GtkCList *clist;
5084 gint button_actions;
5085
5086 g_return_val_if_fail (GTK_IS_CLIST (widget), FALSE);
5087 g_return_val_if_fail (event != NULL, FALSE);
5088
5089 clist = GTK_CLIST (widget);
5090
5091 button_actions = clist->button_actions[event->button - 1];
5092 if (button_actions == GTK_BUTTON_IGNORED)
5093 return FALSE;
5094
5095 /* release on resize windows */
5096 if (GTK_CLIST_IN_DRAG(clist))
5097 {
5098 gpointer drag_data;
5099 gint width;
5100 gint x;
5101 gint i;
5102
5103 i = clist->drag_pos;
5104 clist->drag_pos = -1;
5105
5106 /* unblock attached dnd signal handler */
5107 drag_data = gtk_object_get_data (GTK_OBJECT (clist), "gtk-site-data");
5108 if (drag_data)
5109 gtk_signal_handler_unblock_by_data (GTK_OBJECT (clist), drag_data);
5110
5111 GTK_CLIST_UNSET_FLAG (clist, CLIST_IN_DRAG);
5112 gtk_widget_get_pointer (widget, &x, NULL);
5113 gtk_grab_remove (widget);
5114 gdk_display_pointer_ungrab (gtk_widget_get_display (widget), event->time);
5115
5116 if (clist->x_drag >= 0)
5117 draw_xor_line (clist);
5118
5119 if (GTK_CLIST_ADD_MODE(clist))
5120 {
5121 gint8 dashes[] = { 4, 4 };
5122
5123 gdk_gc_set_line_attributes (clist->xor_gc, 1,
5124 GDK_LINE_ON_OFF_DASH, 0, 0);
5125 gdk_gc_set_dashes (clist->xor_gc, 0, dashes, G_N_ELEMENTS (dashes));
5126 }
5127
5128 width = new_column_width (clist, i, &x);
5129 gtk_clist_set_column_width (clist, i, width);
5130
5131 return TRUE;
5132 }
5133
5134 if (clist->drag_button == event->button)
5135 {
5136 gint row;
5137 gint column;
5138
5139 clist->drag_button = 0;
5140 clist->click_cell.row = -1;
5141 clist->click_cell.column = -1;
5142
5143 remove_grab (clist);
5144
5145 if (button_actions & GTK_BUTTON_SELECTS)
5146 {
5147 switch (clist->selection_mode)
5148 {
5149 case GTK_SELECTION_MULTIPLE:
5150 if (!(event->state & GDK_SHIFT_MASK) ||
5151 !GTK_WIDGET_CAN_FOCUS (widget) ||
5152 event->x < 0 || event->x >= clist->clist_window_width ||
5153 event->y < 0 || event->y >= clist->clist_window_height)
5154 GTK_CLIST_GET_CLASS (clist)->resync_selection
5155 (clist, (GdkEvent *) event);
5156 break;
5157 case GTK_SELECTION_SINGLE:
5158 if (get_selection_info (clist, event->x, event->y,
5159 &row, &column))
5160 {
5161 if (row >= 0 && row < clist->rows && clist->anchor == row)
5162 toggle_row (clist, row, column, (GdkEvent *) event);
5163 }
5164 clist->anchor = -1;
5165 break;
5166 default:
5167 break;
5168 }
5169 }
5170
5171 return TRUE;
5172 }
5173
5174 return FALSE;
5175 }
5176
5177 static gint
gtk_clist_motion(GtkWidget * widget,GdkEventMotion * event)5178 gtk_clist_motion (GtkWidget *widget,
5179 GdkEventMotion *event)
5180 {
5181 GtkCList *clist;
5182 gint x;
5183 gint y;
5184 gint row;
5185 gint new_width;
5186 gint button_actions = 0;
5187
5188 g_return_val_if_fail (GTK_IS_CLIST (widget), FALSE);
5189
5190 clist = GTK_CLIST (widget);
5191 if (!clist_has_grab (clist))
5192 return FALSE;
5193
5194 if (clist->drag_button > 0)
5195 button_actions = clist->button_actions[clist->drag_button - 1];
5196
5197 if (GTK_CLIST_IN_DRAG(clist))
5198 {
5199 if (event->is_hint || event->window != widget->window)
5200 gtk_widget_get_pointer (widget, &x, NULL);
5201 else
5202 x = event->x;
5203
5204 new_width = new_column_width (clist, clist->drag_pos, &x);
5205 if (x != clist->x_drag)
5206 {
5207 /* x_drag < 0 indicates that the xor line is already invisible */
5208 if (clist->x_drag >= 0)
5209 draw_xor_line (clist);
5210
5211 clist->x_drag = x;
5212
5213 if (clist->x_drag >= 0)
5214 draw_xor_line (clist);
5215 }
5216
5217 if (new_width <= MAX (COLUMN_MIN_WIDTH + 1,
5218 clist->column[clist->drag_pos].min_width + 1))
5219 {
5220 if (COLUMN_LEFT_XPIXEL (clist, clist->drag_pos) < 0 && x < 0)
5221 gtk_clist_moveto (clist, -1, clist->drag_pos, 0, 0);
5222 return FALSE;
5223 }
5224 if (clist->column[clist->drag_pos].max_width >= COLUMN_MIN_WIDTH &&
5225 new_width >= clist->column[clist->drag_pos].max_width)
5226 {
5227 if (COLUMN_LEFT_XPIXEL (clist, clist->drag_pos) + new_width >
5228 clist->clist_window_width && x < 0)
5229 move_horizontal (clist,
5230 COLUMN_LEFT_XPIXEL (clist, clist->drag_pos) +
5231 new_width - clist->clist_window_width +
5232 COLUMN_INSET + CELL_SPACING);
5233 return FALSE;
5234 }
5235 }
5236
5237 if (event->is_hint || event->window != clist->clist_window)
5238 gdk_window_get_pointer (clist->clist_window, &x, &y, NULL);
5239 else
5240 {
5241 x = event->x;
5242 y = event->y;
5243 }
5244
5245 if (GTK_CLIST_REORDERABLE(clist) && button_actions & GTK_BUTTON_DRAGS)
5246 {
5247 /* delayed drag start */
5248 if (event->window == clist->clist_window &&
5249 clist->click_cell.row >= 0 && clist->click_cell.column >= 0 &&
5250 (y < 0 || y >= clist->clist_window_height ||
5251 x < 0 || x >= clist->clist_window_width ||
5252 y < ROW_TOP_YPIXEL (clist, clist->click_cell.row) ||
5253 y >= (ROW_TOP_YPIXEL (clist, clist->click_cell.row) +
5254 clist->row_height) ||
5255 x < COLUMN_LEFT_XPIXEL (clist, clist->click_cell.column) ||
5256 x >= (COLUMN_LEFT_XPIXEL(clist, clist->click_cell.column) +
5257 clist->column[clist->click_cell.column].area.width)))
5258 {
5259 GtkTargetList *target_list;
5260
5261 target_list = gtk_target_list_new (&clist_target_table, 1);
5262 gtk_drag_begin (widget, target_list, GDK_ACTION_MOVE,
5263 clist->drag_button, (GdkEvent *)event);
5264
5265 }
5266 return TRUE;
5267 }
5268
5269 /* horizontal autoscrolling */
5270 if (clist->hadjustment && LIST_WIDTH (clist) > clist->clist_window_width &&
5271 (x < 0 || x >= clist->clist_window_width))
5272 {
5273 if (clist->htimer)
5274 return FALSE;
5275
5276 clist->htimer = gdk_threads_add_timeout
5277 (SCROLL_TIME, (GSourceFunc) horizontal_timeout, clist);
5278
5279 if (!((x < 0 && clist->hadjustment->value == 0) ||
5280 (x >= clist->clist_window_width &&
5281 clist->hadjustment->value ==
5282 LIST_WIDTH (clist) - clist->clist_window_width)))
5283 {
5284 if (x < 0)
5285 move_horizontal (clist, -1 + (x/2));
5286 else
5287 move_horizontal (clist, 1 + (x - clist->clist_window_width) / 2);
5288 }
5289 }
5290
5291 if (GTK_CLIST_IN_DRAG(clist))
5292 return FALSE;
5293
5294 /* vertical autoscrolling */
5295 row = ROW_FROM_YPIXEL (clist, y);
5296
5297 /* don't scroll on last pixel row if it's a cell spacing */
5298 if (y == clist->clist_window_height - 1 &&
5299 y == ROW_TOP_YPIXEL (clist, row-1) + clist->row_height)
5300 return FALSE;
5301
5302 if (LIST_HEIGHT (clist) > clist->clist_window_height &&
5303 (y < 0 || y >= clist->clist_window_height))
5304 {
5305 if (clist->vtimer)
5306 return FALSE;
5307
5308 clist->vtimer = gdk_threads_add_timeout (SCROLL_TIME,
5309 (GSourceFunc) vertical_timeout, clist);
5310
5311 if (clist->drag_button &&
5312 ((y < 0 && clist->focus_row == 0) ||
5313 (y >= clist->clist_window_height &&
5314 clist->focus_row == clist->rows - 1)))
5315 return FALSE;
5316 }
5317
5318 row = CLAMP (row, 0, clist->rows - 1);
5319
5320 if (button_actions & GTK_BUTTON_SELECTS &
5321 !gtk_object_get_data (GTK_OBJECT (widget), "gtk-site-data"))
5322 {
5323 if (row == clist->focus_row)
5324 return FALSE;
5325
5326 gtk_clist_draw_focus (widget);
5327 clist->focus_row = row;
5328 gtk_clist_draw_focus (widget);
5329
5330 switch (clist->selection_mode)
5331 {
5332 case GTK_SELECTION_BROWSE:
5333 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[SELECT_ROW],
5334 clist->focus_row, -1, event);
5335 break;
5336 case GTK_SELECTION_MULTIPLE:
5337 update_extended_selection (clist, clist->focus_row);
5338 break;
5339 default:
5340 break;
5341 }
5342 }
5343
5344 if (ROW_TOP_YPIXEL(clist, row) < 0)
5345 move_vertical (clist, row, 0);
5346 else if (ROW_TOP_YPIXEL(clist, row) + clist->row_height >
5347 clist->clist_window_height)
5348 move_vertical (clist, row, 1);
5349
5350 return FALSE;
5351 }
5352
5353 static void
gtk_clist_size_request(GtkWidget * widget,GtkRequisition * requisition)5354 gtk_clist_size_request (GtkWidget *widget,
5355 GtkRequisition *requisition)
5356 {
5357 GtkCList *clist;
5358 gint i;
5359
5360 g_return_if_fail (GTK_IS_CLIST (widget));
5361 g_return_if_fail (requisition != NULL);
5362
5363 clist = GTK_CLIST (widget);
5364
5365 requisition->width = 0;
5366 requisition->height = 0;
5367
5368 /* compute the size of the column title (title) area */
5369 clist->column_title_area.height = 0;
5370 if (GTK_CLIST_SHOW_TITLES(clist))
5371 for (i = 0; i < clist->columns; i++)
5372 if (clist->column[i].button)
5373 {
5374 GtkRequisition child_requisition;
5375
5376 gtk_widget_size_request (clist->column[i].button,
5377 &child_requisition);
5378 clist->column_title_area.height =
5379 MAX (clist->column_title_area.height,
5380 child_requisition.height);
5381 }
5382
5383 requisition->width += (widget->style->xthickness +
5384 GTK_CONTAINER (widget)->border_width) * 2;
5385 requisition->height += (clist->column_title_area.height +
5386 (widget->style->ythickness +
5387 GTK_CONTAINER (widget)->border_width) * 2);
5388
5389 /* if (!clist->hadjustment) */
5390 requisition->width += list_requisition_width (clist);
5391 /* if (!clist->vadjustment) */
5392 requisition->height += LIST_HEIGHT (clist);
5393 }
5394
5395 static void
gtk_clist_size_allocate(GtkWidget * widget,GtkAllocation * allocation)5396 gtk_clist_size_allocate (GtkWidget *widget,
5397 GtkAllocation *allocation)
5398 {
5399 GtkCList *clist;
5400 GtkAllocation clist_allocation;
5401 gint border_width;
5402
5403 g_return_if_fail (GTK_IS_CLIST (widget));
5404 g_return_if_fail (allocation != NULL);
5405
5406 clist = GTK_CLIST (widget);
5407 widget->allocation = *allocation;
5408 border_width = GTK_CONTAINER (widget)->border_width;
5409
5410 if (gtk_widget_get_realized (widget))
5411 {
5412 gdk_window_move_resize (widget->window,
5413 allocation->x + border_width,
5414 allocation->y + border_width,
5415 allocation->width - border_width * 2,
5416 allocation->height - border_width * 2);
5417 }
5418
5419 /* use internal allocation structure for all the math
5420 * because it's easier than always subtracting the container
5421 * border width */
5422 clist->internal_allocation.x = 0;
5423 clist->internal_allocation.y = 0;
5424 clist->internal_allocation.width = MAX (1, (gint)allocation->width -
5425 border_width * 2);
5426 clist->internal_allocation.height = MAX (1, (gint)allocation->height -
5427 border_width * 2);
5428
5429 /* allocate clist window assuming no scrollbars */
5430 clist_allocation.x = (clist->internal_allocation.x +
5431 widget->style->xthickness);
5432 clist_allocation.y = (clist->internal_allocation.y +
5433 widget->style->ythickness +
5434 clist->column_title_area.height);
5435 clist_allocation.width = MAX (1, (gint)clist->internal_allocation.width -
5436 (2 * (gint)widget->style->xthickness));
5437 clist_allocation.height = MAX (1, (gint)clist->internal_allocation.height -
5438 (2 * (gint)widget->style->ythickness) -
5439 (gint)clist->column_title_area.height);
5440
5441 clist->clist_window_width = clist_allocation.width;
5442 clist->clist_window_height = clist_allocation.height;
5443
5444 if (gtk_widget_get_realized (widget))
5445 {
5446 gdk_window_move_resize (clist->clist_window,
5447 clist_allocation.x,
5448 clist_allocation.y,
5449 clist_allocation.width,
5450 clist_allocation.height);
5451 }
5452
5453 /* position the window which holds the column title buttons */
5454 clist->column_title_area.x = widget->style->xthickness;
5455 clist->column_title_area.y = widget->style->ythickness;
5456 clist->column_title_area.width = clist_allocation.width;
5457
5458 if (gtk_widget_get_realized (widget))
5459 {
5460 gdk_window_move_resize (clist->title_window,
5461 clist->column_title_area.x,
5462 clist->column_title_area.y,
5463 clist->column_title_area.width,
5464 clist->column_title_area.height);
5465 }
5466
5467 /* column button allocation */
5468 size_allocate_columns (clist, FALSE);
5469 size_allocate_title_buttons (clist);
5470
5471 adjust_adjustments (clist, TRUE);
5472 }
5473
5474 /* GTKCONTAINER
5475 * gtk_clist_forall
5476 */
5477 static void
gtk_clist_forall(GtkContainer * container,gboolean include_internals,GtkCallback callback,gpointer callback_data)5478 gtk_clist_forall (GtkContainer *container,
5479 gboolean include_internals,
5480 GtkCallback callback,
5481 gpointer callback_data)
5482 {
5483 GtkCList *clist;
5484 guint i;
5485
5486 g_return_if_fail (GTK_IS_CLIST (container));
5487 g_return_if_fail (callback != NULL);
5488
5489 if (!include_internals)
5490 return;
5491
5492 clist = GTK_CLIST (container);
5493
5494 /* callback for the column buttons */
5495 for (i = 0; i < clist->columns; i++)
5496 if (clist->column[i].button)
5497 (*callback) (clist->column[i].button, callback_data);
5498 }
5499
5500 /* PRIVATE DRAWING FUNCTIONS
5501 * get_cell_style
5502 * draw_cell_pixmap
5503 * draw_row
5504 * draw_rows
5505 * draw_xor_line
5506 * clist_refresh
5507 */
5508 static void
get_cell_style(GtkCList * clist,GtkCListRow * clist_row,gint state,gint column,GtkStyle ** style,GdkGC ** fg_gc,GdkGC ** bg_gc)5509 get_cell_style (GtkCList *clist,
5510 GtkCListRow *clist_row,
5511 gint state,
5512 gint column,
5513 GtkStyle **style,
5514 GdkGC **fg_gc,
5515 GdkGC **bg_gc)
5516 {
5517 gint fg_state;
5518
5519 if ((state == GTK_STATE_NORMAL) &&
5520 (GTK_WIDGET (clist)->state == GTK_STATE_INSENSITIVE))
5521 fg_state = GTK_STATE_INSENSITIVE;
5522 else
5523 fg_state = state;
5524
5525 if (clist_row->cell[column].style)
5526 {
5527 if (style)
5528 *style = clist_row->cell[column].style;
5529 if (fg_gc)
5530 *fg_gc = clist_row->cell[column].style->fg_gc[fg_state];
5531 if (bg_gc) {
5532 if (state == GTK_STATE_SELECTED)
5533 *bg_gc = clist_row->cell[column].style->bg_gc[state];
5534 else
5535 *bg_gc = clist_row->cell[column].style->base_gc[state];
5536 }
5537 }
5538 else if (clist_row->style)
5539 {
5540 if (style)
5541 *style = clist_row->style;
5542 if (fg_gc)
5543 *fg_gc = clist_row->style->fg_gc[fg_state];
5544 if (bg_gc) {
5545 if (state == GTK_STATE_SELECTED)
5546 *bg_gc = clist_row->style->bg_gc[state];
5547 else
5548 *bg_gc = clist_row->style->base_gc[state];
5549 }
5550 }
5551 else
5552 {
5553 if (style)
5554 *style = GTK_WIDGET (clist)->style;
5555 if (fg_gc)
5556 *fg_gc = GTK_WIDGET (clist)->style->fg_gc[fg_state];
5557 if (bg_gc) {
5558 if (state == GTK_STATE_SELECTED)
5559 *bg_gc = GTK_WIDGET (clist)->style->bg_gc[state];
5560 else
5561 *bg_gc = GTK_WIDGET (clist)->style->base_gc[state];
5562 }
5563
5564 if (state != GTK_STATE_SELECTED)
5565 {
5566 if (fg_gc && clist_row->fg_set)
5567 *fg_gc = clist->fg_gc;
5568 if (bg_gc && clist_row->bg_set)
5569 *bg_gc = clist->bg_gc;
5570 }
5571 }
5572 }
5573
5574 static gint
draw_cell_pixmap(GdkWindow * window,GdkRectangle * clip_rectangle,GdkGC * fg_gc,GdkPixmap * pixmap,GdkBitmap * mask,gint x,gint y,gint width,gint height)5575 draw_cell_pixmap (GdkWindow *window,
5576 GdkRectangle *clip_rectangle,
5577 GdkGC *fg_gc,
5578 GdkPixmap *pixmap,
5579 GdkBitmap *mask,
5580 gint x,
5581 gint y,
5582 gint width,
5583 gint height)
5584 {
5585 gint xsrc = 0;
5586 gint ysrc = 0;
5587
5588 if (mask)
5589 {
5590 gdk_gc_set_clip_mask (fg_gc, mask);
5591 gdk_gc_set_clip_origin (fg_gc, x, y);
5592 }
5593
5594 if (x < clip_rectangle->x)
5595 {
5596 xsrc = clip_rectangle->x - x;
5597 width -= xsrc;
5598 x = clip_rectangle->x;
5599 }
5600 if (x + width > clip_rectangle->x + clip_rectangle->width)
5601 width = clip_rectangle->x + clip_rectangle->width - x;
5602
5603 if (y < clip_rectangle->y)
5604 {
5605 ysrc = clip_rectangle->y - y;
5606 height -= ysrc;
5607 y = clip_rectangle->y;
5608 }
5609 if (y + height > clip_rectangle->y + clip_rectangle->height)
5610 height = clip_rectangle->y + clip_rectangle->height - y;
5611
5612 gdk_draw_drawable (window, fg_gc, pixmap, xsrc, ysrc, x, y, width, height);
5613 gdk_gc_set_clip_origin (fg_gc, 0, 0);
5614 if (mask)
5615 gdk_gc_set_clip_mask (fg_gc, NULL);
5616
5617 return x + MAX (width, 0);
5618 }
5619
5620 static void
draw_row(GtkCList * clist,GdkRectangle * area,gint row,GtkCListRow * clist_row)5621 draw_row (GtkCList *clist,
5622 GdkRectangle *area,
5623 gint row,
5624 GtkCListRow *clist_row)
5625 {
5626 GtkWidget *widget;
5627 GdkRectangle *rect;
5628 GdkRectangle row_rectangle;
5629 GdkRectangle cell_rectangle;
5630 GdkRectangle clip_rectangle;
5631 GdkRectangle intersect_rectangle;
5632 gint last_column;
5633 gint state;
5634 gint i;
5635
5636 g_return_if_fail (clist != NULL);
5637
5638 /* bail now if we arn't drawable yet */
5639 if (!GTK_WIDGET_DRAWABLE (clist) || row < 0 || row >= clist->rows)
5640 return;
5641
5642 widget = GTK_WIDGET (clist);
5643
5644 /* if the function is passed the pointer to the row instead of null,
5645 * it avoids this expensive lookup */
5646 if (!clist_row)
5647 clist_row = ROW_ELEMENT (clist, row)->data;
5648
5649 /* rectangle of the entire row */
5650 row_rectangle.x = 0;
5651 row_rectangle.y = ROW_TOP_YPIXEL (clist, row);
5652 row_rectangle.width = clist->clist_window_width;
5653 row_rectangle.height = clist->row_height;
5654
5655 /* rectangle of the cell spacing above the row */
5656 cell_rectangle.x = 0;
5657 cell_rectangle.y = row_rectangle.y - CELL_SPACING;
5658 cell_rectangle.width = row_rectangle.width;
5659 cell_rectangle.height = CELL_SPACING;
5660
5661 /* rectangle used to clip drawing operations, its y and height
5662 * positions only need to be set once, so we set them once here.
5663 * the x and width are set withing the drawing loop below once per
5664 * column */
5665 clip_rectangle.y = row_rectangle.y;
5666 clip_rectangle.height = row_rectangle.height;
5667
5668 if (clist_row->state == GTK_STATE_NORMAL)
5669 {
5670 if (clist_row->fg_set)
5671 gdk_gc_set_foreground (clist->fg_gc, &clist_row->foreground);
5672 if (clist_row->bg_set)
5673 gdk_gc_set_foreground (clist->bg_gc, &clist_row->background);
5674 }
5675
5676 state = clist_row->state;
5677
5678 /* draw the cell borders and background */
5679 if (area)
5680 {
5681 rect = &intersect_rectangle;
5682 if (gdk_rectangle_intersect (area, &cell_rectangle,
5683 &intersect_rectangle))
5684 gdk_draw_rectangle (clist->clist_window,
5685 widget->style->base_gc[GTK_STATE_NORMAL],
5686 TRUE,
5687 intersect_rectangle.x,
5688 intersect_rectangle.y,
5689 intersect_rectangle.width,
5690 intersect_rectangle.height);
5691
5692 /* the last row has to clear its bottom cell spacing too */
5693 if (clist_row == clist->row_list_end->data)
5694 {
5695 cell_rectangle.y += clist->row_height + CELL_SPACING;
5696
5697 if (gdk_rectangle_intersect (area, &cell_rectangle,
5698 &intersect_rectangle))
5699 gdk_draw_rectangle (clist->clist_window,
5700 widget->style->base_gc[GTK_STATE_NORMAL],
5701 TRUE,
5702 intersect_rectangle.x,
5703 intersect_rectangle.y,
5704 intersect_rectangle.width,
5705 intersect_rectangle.height);
5706 }
5707
5708 if (!gdk_rectangle_intersect (area, &row_rectangle,&intersect_rectangle))
5709 return;
5710
5711 }
5712 else
5713 {
5714 rect = &clip_rectangle;
5715 gdk_draw_rectangle (clist->clist_window,
5716 widget->style->base_gc[GTK_STATE_NORMAL],
5717 TRUE,
5718 cell_rectangle.x,
5719 cell_rectangle.y,
5720 cell_rectangle.width,
5721 cell_rectangle.height);
5722
5723 /* the last row has to clear its bottom cell spacing too */
5724 if (clist_row == clist->row_list_end->data)
5725 {
5726 cell_rectangle.y += clist->row_height + CELL_SPACING;
5727
5728 gdk_draw_rectangle (clist->clist_window,
5729 widget->style->base_gc[GTK_STATE_NORMAL],
5730 TRUE,
5731 cell_rectangle.x,
5732 cell_rectangle.y,
5733 cell_rectangle.width,
5734 cell_rectangle.height);
5735 }
5736 }
5737
5738 for (last_column = clist->columns - 1;
5739 last_column >= 0 && !clist->column[last_column].visible; last_column--)
5740 ;
5741
5742 /* iterate and draw all the columns (row cells) and draw their contents */
5743 for (i = 0; i < clist->columns; i++)
5744 {
5745 GtkStyle *style;
5746 GdkGC *fg_gc;
5747 GdkGC *bg_gc;
5748 PangoLayout *layout;
5749 PangoRectangle logical_rect;
5750
5751 gint width;
5752 gint height;
5753 gint pixmap_width;
5754 gint offset = 0;
5755
5756 if (!clist->column[i].visible)
5757 continue;
5758
5759 get_cell_style (clist, clist_row, state, i, &style, &fg_gc, &bg_gc);
5760
5761 clip_rectangle.x = clist->column[i].area.x + clist->hoffset;
5762 clip_rectangle.width = clist->column[i].area.width;
5763
5764 /* calculate clipping region clipping region */
5765 clip_rectangle.x -= COLUMN_INSET + CELL_SPACING;
5766 clip_rectangle.width += (2 * COLUMN_INSET + CELL_SPACING +
5767 (i == last_column) * CELL_SPACING);
5768
5769 if (area && !gdk_rectangle_intersect (area, &clip_rectangle,
5770 &intersect_rectangle))
5771 continue;
5772
5773 gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE,
5774 rect->x, rect->y, rect->width, rect->height);
5775
5776 clip_rectangle.x += COLUMN_INSET + CELL_SPACING;
5777 clip_rectangle.width -= (2 * COLUMN_INSET + CELL_SPACING +
5778 (i == last_column) * CELL_SPACING);
5779
5780
5781 /* calculate real width for column justification */
5782
5783 layout = _gtk_clist_create_cell_layout (clist, clist_row, i);
5784 if (layout)
5785 {
5786 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
5787 width = logical_rect.width;
5788 }
5789 else
5790 width = 0;
5791
5792 pixmap_width = 0;
5793 offset = 0;
5794 switch (clist_row->cell[i].type)
5795 {
5796 case GTK_CELL_PIXMAP:
5797 gdk_drawable_get_size (GTK_CELL_PIXMAP (clist_row->cell[i])->pixmap,
5798 &pixmap_width, &height);
5799 width += pixmap_width;
5800 break;
5801 case GTK_CELL_PIXTEXT:
5802 gdk_drawable_get_size (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
5803 &pixmap_width, &height);
5804 width += pixmap_width + GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
5805 break;
5806 default:
5807 break;
5808 }
5809
5810 switch (clist->column[i].justification)
5811 {
5812 case GTK_JUSTIFY_LEFT:
5813 offset = clip_rectangle.x + clist_row->cell[i].horizontal;
5814 break;
5815 case GTK_JUSTIFY_RIGHT:
5816 offset = (clip_rectangle.x + clist_row->cell[i].horizontal +
5817 clip_rectangle.width - width);
5818 break;
5819 case GTK_JUSTIFY_CENTER:
5820 case GTK_JUSTIFY_FILL:
5821 offset = (clip_rectangle.x + clist_row->cell[i].horizontal +
5822 (clip_rectangle.width / 2) - (width / 2));
5823 break;
5824 };
5825
5826 /* Draw Text and/or Pixmap */
5827 switch (clist_row->cell[i].type)
5828 {
5829 case GTK_CELL_PIXMAP:
5830 draw_cell_pixmap (clist->clist_window, &clip_rectangle, fg_gc,
5831 GTK_CELL_PIXMAP (clist_row->cell[i])->pixmap,
5832 GTK_CELL_PIXMAP (clist_row->cell[i])->mask,
5833 offset,
5834 clip_rectangle.y + clist_row->cell[i].vertical +
5835 (clip_rectangle.height - height) / 2,
5836 pixmap_width, height);
5837 break;
5838 case GTK_CELL_PIXTEXT:
5839 offset =
5840 draw_cell_pixmap (clist->clist_window, &clip_rectangle, fg_gc,
5841 GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap,
5842 GTK_CELL_PIXTEXT (clist_row->cell[i])->mask,
5843 offset,
5844 clip_rectangle.y + clist_row->cell[i].vertical+
5845 (clip_rectangle.height - height) / 2,
5846 pixmap_width, height);
5847 offset += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing;
5848
5849 /* Fall through */
5850 case GTK_CELL_TEXT:
5851 if (layout)
5852 {
5853 gint row_center_offset = (clist->row_height - logical_rect.height - 1) / 2;
5854
5855 gdk_gc_set_clip_rectangle (fg_gc, &clip_rectangle);
5856 gdk_draw_layout (clist->clist_window, fg_gc,
5857 offset,
5858 row_rectangle.y + row_center_offset + clist_row->cell[i].vertical,
5859 layout);
5860 g_object_unref (layout);
5861 gdk_gc_set_clip_rectangle (fg_gc, NULL);
5862 }
5863 break;
5864 default:
5865 break;
5866 }
5867 }
5868
5869 /* draw focus rectangle */
5870 if (clist->focus_row == row &&
5871 GTK_WIDGET_CAN_FOCUS (widget) && gtk_widget_has_focus (widget))
5872 {
5873 if (!area)
5874 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE,
5875 row_rectangle.x, row_rectangle.y,
5876 row_rectangle.width - 1, row_rectangle.height - 1);
5877 else if (gdk_rectangle_intersect (area, &row_rectangle,
5878 &intersect_rectangle))
5879 {
5880 gdk_gc_set_clip_rectangle (clist->xor_gc, &intersect_rectangle);
5881 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE,
5882 row_rectangle.x, row_rectangle.y,
5883 row_rectangle.width - 1,
5884 row_rectangle.height - 1);
5885 gdk_gc_set_clip_rectangle (clist->xor_gc, NULL);
5886 }
5887 }
5888 }
5889
5890 static void
draw_rows(GtkCList * clist,GdkRectangle * area)5891 draw_rows (GtkCList *clist,
5892 GdkRectangle *area)
5893 {
5894 GList *list;
5895 GtkCListRow *clist_row;
5896 gint i;
5897 gint first_row;
5898 gint last_row;
5899
5900 g_return_if_fail (GTK_IS_CLIST (clist));
5901
5902 if (clist->row_height == 0 ||
5903 !GTK_WIDGET_DRAWABLE (clist))
5904 return;
5905
5906 if (area)
5907 {
5908 first_row = ROW_FROM_YPIXEL (clist, area->y);
5909 last_row = ROW_FROM_YPIXEL (clist, area->y + area->height);
5910 }
5911 else
5912 {
5913 first_row = ROW_FROM_YPIXEL (clist, 0);
5914 last_row = ROW_FROM_YPIXEL (clist, clist->clist_window_height);
5915 }
5916
5917 /* this is a small special case which exposes the bottom cell line
5918 * on the last row -- it might go away if I change the wall the cell
5919 * spacings are drawn
5920 */
5921 if (clist->rows == first_row)
5922 first_row--;
5923
5924 list = ROW_ELEMENT (clist, first_row);
5925 i = first_row;
5926 while (list)
5927 {
5928 clist_row = list->data;
5929 list = list->next;
5930
5931 if (i > last_row)
5932 return;
5933
5934 GTK_CLIST_GET_CLASS (clist)->draw_row (clist, area, i, clist_row);
5935 i++;
5936 }
5937
5938 if (!area)
5939 {
5940 int w, h, y;
5941 gdk_drawable_get_size (GDK_DRAWABLE (clist->clist_window), &w, &h);
5942 y = ROW_TOP_YPIXEL (clist, i);
5943 gdk_window_clear_area (clist->clist_window,
5944 0, y,
5945 w, h - y);
5946 }
5947 }
5948
5949 static void
draw_xor_line(GtkCList * clist)5950 draw_xor_line (GtkCList *clist)
5951 {
5952 GtkWidget *widget;
5953
5954 g_return_if_fail (clist != NULL);
5955
5956 widget = GTK_WIDGET (clist);
5957
5958 gdk_draw_line (widget->window, clist->xor_gc,
5959 clist->x_drag,
5960 widget->style->ythickness,
5961 clist->x_drag,
5962 clist->column_title_area.height +
5963 clist->clist_window_height + 1);
5964 }
5965
5966 static void
clist_refresh(GtkCList * clist)5967 clist_refresh (GtkCList *clist)
5968 {
5969 g_return_if_fail (GTK_IS_CLIST (clist));
5970
5971 if (CLIST_UNFROZEN (clist))
5972 {
5973 adjust_adjustments (clist, FALSE);
5974 draw_rows (clist, NULL);
5975 }
5976 }
5977
5978 /* get cell from coordinates
5979 * get_selection_info
5980 * gtk_clist_get_selection_info
5981 */
5982 static gint
get_selection_info(GtkCList * clist,gint x,gint y,gint * row,gint * column)5983 get_selection_info (GtkCList *clist,
5984 gint x,
5985 gint y,
5986 gint *row,
5987 gint *column)
5988 {
5989 gint trow, tcol;
5990
5991 g_return_val_if_fail (GTK_IS_CLIST (clist), 0);
5992
5993 /* bounds checking, return false if the user clicked
5994 * on a blank area */
5995 trow = ROW_FROM_YPIXEL (clist, y);
5996 if (trow >= clist->rows)
5997 return 0;
5998
5999 if (row)
6000 *row = trow;
6001
6002 tcol = COLUMN_FROM_XPIXEL (clist, x);
6003 if (tcol >= clist->columns)
6004 return 0;
6005
6006 if (column)
6007 *column = tcol;
6008
6009 return 1;
6010 }
6011
6012 gint
gtk_clist_get_selection_info(GtkCList * clist,gint x,gint y,gint * row,gint * column)6013 gtk_clist_get_selection_info (GtkCList *clist,
6014 gint x,
6015 gint y,
6016 gint *row,
6017 gint *column)
6018 {
6019 g_return_val_if_fail (GTK_IS_CLIST (clist), 0);
6020 return get_selection_info (clist, x, y, row, column);
6021 }
6022
6023 /* PRIVATE ADJUSTMENT FUNCTIONS
6024 * adjust_adjustments
6025 * vadjustment_changed
6026 * hadjustment_changed
6027 * vadjustment_value_changed
6028 * hadjustment_value_changed
6029 * check_exposures
6030 */
6031 static void
adjust_adjustments(GtkCList * clist,gboolean block_resize)6032 adjust_adjustments (GtkCList *clist,
6033 gboolean block_resize)
6034 {
6035 if (clist->vadjustment)
6036 {
6037 clist->vadjustment->page_size = clist->clist_window_height;
6038 clist->vadjustment->step_increment = clist->row_height;
6039 clist->vadjustment->page_increment =
6040 MAX (clist->vadjustment->page_size - clist->vadjustment->step_increment,
6041 clist->vadjustment->page_size / 2);
6042 clist->vadjustment->lower = 0;
6043 clist->vadjustment->upper = LIST_HEIGHT (clist);
6044
6045 if (clist->clist_window_height - clist->voffset > LIST_HEIGHT (clist) ||
6046 (clist->voffset + (gint)clist->vadjustment->value) != 0)
6047 {
6048 clist->vadjustment->value = MAX (0, (LIST_HEIGHT (clist) -
6049 clist->clist_window_height));
6050 gtk_signal_emit_by_name (GTK_OBJECT (clist->vadjustment),
6051 "value-changed");
6052 }
6053 gtk_signal_emit_by_name (GTK_OBJECT (clist->vadjustment), "changed");
6054 }
6055
6056 if (clist->hadjustment)
6057 {
6058 clist->hadjustment->page_size = clist->clist_window_width;
6059 clist->hadjustment->step_increment = 10;
6060 clist->hadjustment->page_increment =
6061 MAX (clist->hadjustment->page_size - clist->hadjustment->step_increment,
6062 clist->hadjustment->page_size / 2);
6063 clist->hadjustment->lower = 0;
6064 clist->hadjustment->upper = LIST_WIDTH (clist);
6065
6066 if (clist->clist_window_width - clist->hoffset > LIST_WIDTH (clist) ||
6067 (clist->hoffset + (gint)clist->hadjustment->value) != 0)
6068 {
6069 clist->hadjustment->value = MAX (0, (LIST_WIDTH (clist) -
6070 clist->clist_window_width));
6071 gtk_signal_emit_by_name (GTK_OBJECT (clist->hadjustment),
6072 "value-changed");
6073 }
6074 gtk_signal_emit_by_name (GTK_OBJECT (clist->hadjustment), "changed");
6075 }
6076
6077 if (!block_resize && (!clist->vadjustment || !clist->hadjustment))
6078 {
6079 GtkWidget *widget;
6080 GtkRequisition requisition;
6081
6082 widget = GTK_WIDGET (clist);
6083 gtk_widget_size_request (widget, &requisition);
6084
6085 if ((!clist->hadjustment &&
6086 requisition.width != widget->allocation.width) ||
6087 (!clist->vadjustment &&
6088 requisition.height != widget->allocation.height))
6089 gtk_widget_queue_resize (widget);
6090 }
6091 }
6092
6093 static void
vadjustment_changed(GtkAdjustment * adjustment,gpointer data)6094 vadjustment_changed (GtkAdjustment *adjustment,
6095 gpointer data)
6096 {
6097 GtkCList *clist;
6098
6099 g_return_if_fail (adjustment != NULL);
6100 g_return_if_fail (data != NULL);
6101
6102 clist = GTK_CLIST (data);
6103 }
6104
6105 static void
hadjustment_changed(GtkAdjustment * adjustment,gpointer data)6106 hadjustment_changed (GtkAdjustment *adjustment,
6107 gpointer data)
6108 {
6109 GtkCList *clist;
6110
6111 g_return_if_fail (adjustment != NULL);
6112 g_return_if_fail (data != NULL);
6113
6114 clist = GTK_CLIST (data);
6115 }
6116
6117 static void
vadjustment_value_changed(GtkAdjustment * adjustment,gpointer data)6118 vadjustment_value_changed (GtkAdjustment *adjustment,
6119 gpointer data)
6120 {
6121 GtkCList *clist;
6122 gint dy, value;
6123
6124 g_return_if_fail (adjustment != NULL);
6125 g_return_if_fail (GTK_IS_CLIST (data));
6126
6127 clist = GTK_CLIST (data);
6128
6129 if (adjustment != clist->vadjustment)
6130 return;
6131
6132 value = -adjustment->value;
6133 dy = value - clist->voffset;
6134 clist->voffset = value;
6135
6136 if (GTK_WIDGET_DRAWABLE (clist))
6137 {
6138 gdk_window_scroll (clist->clist_window, 0, dy);
6139 gdk_window_process_updates (clist->clist_window, FALSE);
6140 }
6141
6142 return;
6143 }
6144
6145 typedef struct
6146 {
6147 GdkWindow *window;
6148 gint dx;
6149 } ScrollData;
6150
6151 /* The window to which widget->window is relative */
6152 #define ALLOCATION_WINDOW(widget) \
6153 (!gtk_widget_get_has_window (widget) ? \
6154 (widget)->window : \
6155 gdk_window_get_parent ((widget)->window))
6156
6157 static void
adjust_allocation_recurse(GtkWidget * widget,gpointer data)6158 adjust_allocation_recurse (GtkWidget *widget,
6159 gpointer data)
6160 {
6161 ScrollData *scroll_data = data;
6162
6163 if (!gtk_widget_get_realized (widget))
6164 {
6165 if (gtk_widget_get_visible (widget))
6166 {
6167 GdkRectangle tmp_rectangle = widget->allocation;
6168 tmp_rectangle.x += scroll_data->dx;
6169
6170 gtk_widget_size_allocate (widget, &tmp_rectangle);
6171 }
6172 }
6173 else
6174 {
6175 if (ALLOCATION_WINDOW (widget) == scroll_data->window)
6176 {
6177 widget->allocation.x += scroll_data->dx;
6178
6179 if (GTK_IS_CONTAINER (widget))
6180 gtk_container_forall (GTK_CONTAINER (widget),
6181 adjust_allocation_recurse,
6182 data);
6183 }
6184 }
6185 }
6186
6187 static void
adjust_allocation(GtkWidget * widget,gint dx)6188 adjust_allocation (GtkWidget *widget,
6189 gint dx)
6190 {
6191 ScrollData scroll_data;
6192
6193 if (gtk_widget_get_realized (widget))
6194 scroll_data.window = ALLOCATION_WINDOW (widget);
6195 else
6196 scroll_data.window = NULL;
6197
6198 scroll_data.dx = dx;
6199
6200 adjust_allocation_recurse (widget, &scroll_data);
6201 }
6202
6203 static void
hadjustment_value_changed(GtkAdjustment * adjustment,gpointer data)6204 hadjustment_value_changed (GtkAdjustment *adjustment,
6205 gpointer data)
6206 {
6207 GtkCList *clist;
6208 GtkContainer *container;
6209 GdkRectangle area;
6210 gint i;
6211 gint y = 0;
6212 gint value;
6213 gint dx;
6214
6215 g_return_if_fail (adjustment != NULL);
6216 g_return_if_fail (GTK_IS_CLIST (data));
6217
6218 clist = GTK_CLIST (data);
6219 container = GTK_CONTAINER (data);
6220
6221 if (adjustment != clist->hadjustment)
6222 return;
6223
6224 value = adjustment->value;
6225
6226 dx = -value - clist->hoffset;
6227
6228 if (gtk_widget_get_realized (GTK_WIDGET (clist)))
6229 gdk_window_scroll (clist->title_window, dx, 0);
6230
6231 /* adjust the column button's allocations */
6232 for (i = 0; i < clist->columns; i++)
6233 if (clist->column[i].button)
6234 adjust_allocation (clist->column[i].button, dx);
6235
6236 clist->hoffset = -value;
6237
6238 if (GTK_WIDGET_DRAWABLE (clist))
6239 {
6240 if (GTK_WIDGET_CAN_FOCUS(clist) && gtk_widget_has_focus (GTK_WIDGET (clist)) &&
6241 !container->focus_child && GTK_CLIST_ADD_MODE(clist))
6242 {
6243 y = ROW_TOP_YPIXEL (clist, clist->focus_row);
6244
6245 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE, 0, y,
6246 clist->clist_window_width - 1,
6247 clist->row_height - 1);
6248 }
6249
6250 gdk_window_scroll (clist->clist_window, dx, 0);
6251 gdk_window_process_updates (clist->clist_window, FALSE);
6252
6253 if (GTK_WIDGET_CAN_FOCUS(clist) && gtk_widget_has_focus (GTK_WIDGET (clist)) &&
6254 !container->focus_child)
6255 {
6256 if (GTK_CLIST_ADD_MODE(clist))
6257 {
6258 gint focus_row;
6259
6260 focus_row = clist->focus_row;
6261 clist->focus_row = -1;
6262 draw_rows (clist, &area);
6263 clist->focus_row = focus_row;
6264
6265 gdk_draw_rectangle (clist->clist_window, clist->xor_gc,
6266 FALSE, 0, y, clist->clist_window_width - 1,
6267 clist->row_height - 1);
6268 return;
6269 }
6270 else if (ABS(dx) < clist->clist_window_width - 1)
6271 {
6272 gint x0;
6273 gint x1;
6274
6275 if (dx > 0)
6276 {
6277 x0 = clist->clist_window_width - 1;
6278 x1 = dx;
6279 }
6280 else
6281 {
6282 x0 = 0;
6283 x1 = clist->clist_window_width - 1 + dx;
6284 }
6285
6286 y = ROW_TOP_YPIXEL (clist, clist->focus_row);
6287 gdk_draw_line (clist->clist_window, clist->xor_gc,
6288 x0, y + 1, x0, y + clist->row_height - 2);
6289 gdk_draw_line (clist->clist_window, clist->xor_gc,
6290 x1, y + 1, x1, y + clist->row_height - 2);
6291 }
6292 }
6293 }
6294 }
6295
6296 /* PRIVATE
6297 * Memory Allocation/Distruction Routines for GtkCList stuctures
6298 *
6299 * functions:
6300 * columns_new
6301 * column_title_new
6302 * columns_delete
6303 * row_new
6304 * row_delete
6305 */
6306 static GtkCListColumn *
columns_new(GtkCList * clist)6307 columns_new (GtkCList *clist)
6308 {
6309 GtkCListColumn *column;
6310 gint i;
6311
6312 column = g_new (GtkCListColumn, clist->columns);
6313
6314 for (i = 0; i < clist->columns; i++)
6315 {
6316 column[i].area.x = 0;
6317 column[i].area.y = 0;
6318 column[i].area.width = 0;
6319 column[i].area.height = 0;
6320 column[i].title = NULL;
6321 column[i].button = NULL;
6322 column[i].window = NULL;
6323 column[i].width = 0;
6324 column[i].min_width = -1;
6325 column[i].max_width = -1;
6326 column[i].visible = TRUE;
6327 column[i].width_set = FALSE;
6328 column[i].resizeable = TRUE;
6329 column[i].auto_resize = FALSE;
6330 column[i].button_passive = FALSE;
6331 column[i].justification = GTK_JUSTIFY_LEFT;
6332 }
6333
6334 return column;
6335 }
6336
6337 static void
column_title_new(GtkCList * clist,gint column,const gchar * title)6338 column_title_new (GtkCList *clist,
6339 gint column,
6340 const gchar *title)
6341 {
6342 g_free (clist->column[column].title);
6343
6344 clist->column[column].title = g_strdup (title);
6345 }
6346
6347 static void
columns_delete(GtkCList * clist)6348 columns_delete (GtkCList *clist)
6349 {
6350 gint i;
6351
6352 for (i = 0; i < clist->columns; i++)
6353 g_free (clist->column[i].title);
6354
6355 g_free (clist->column);
6356 }
6357
6358 static GtkCListRow *
row_new(GtkCList * clist)6359 row_new (GtkCList *clist)
6360 {
6361 int i;
6362 GtkCListRow *clist_row;
6363
6364 clist_row = g_slice_new (GtkCListRow);
6365 clist_row->cell = g_slice_alloc (sizeof (GtkCell) * clist->columns);
6366
6367 for (i = 0; i < clist->columns; i++)
6368 {
6369 clist_row->cell[i].type = GTK_CELL_EMPTY;
6370 clist_row->cell[i].vertical = 0;
6371 clist_row->cell[i].horizontal = 0;
6372 clist_row->cell[i].style = NULL;
6373 }
6374
6375 clist_row->fg_set = FALSE;
6376 clist_row->bg_set = FALSE;
6377 clist_row->style = NULL;
6378 clist_row->selectable = TRUE;
6379 clist_row->state = GTK_STATE_NORMAL;
6380 clist_row->data = NULL;
6381 clist_row->destroy = NULL;
6382
6383 return clist_row;
6384 }
6385
6386 static void
row_delete(GtkCList * clist,GtkCListRow * clist_row)6387 row_delete (GtkCList *clist,
6388 GtkCListRow *clist_row)
6389 {
6390 gint i;
6391
6392 for (i = 0; i < clist->columns; i++)
6393 {
6394 GTK_CLIST_GET_CLASS (clist)->set_cell_contents
6395 (clist, clist_row, i, GTK_CELL_EMPTY, NULL, 0, NULL, NULL);
6396 if (clist_row->cell[i].style)
6397 {
6398 if (gtk_widget_get_realized (GTK_WIDGET (clist)))
6399 gtk_style_detach (clist_row->cell[i].style);
6400 g_object_unref (clist_row->cell[i].style);
6401 }
6402 }
6403
6404 if (clist_row->style)
6405 {
6406 if (gtk_widget_get_realized (GTK_WIDGET (clist)))
6407 gtk_style_detach (clist_row->style);
6408 g_object_unref (clist_row->style);
6409 }
6410
6411 if (clist_row->destroy)
6412 clist_row->destroy (clist_row->data);
6413
6414 g_slice_free1 (sizeof (GtkCell) * clist->columns, clist_row->cell);
6415 g_slice_free (GtkCListRow, clist_row);
6416 }
6417
6418 /* FOCUS FUNCTIONS
6419 * gtk_clist_focus_content_area
6420 * gtk_clist_focus
6421 * gtk_clist_draw_focus
6422 * gtk_clist_focus_in
6423 * gtk_clist_focus_out
6424 * title_focus
6425 */
6426 static void
gtk_clist_focus_content_area(GtkCList * clist)6427 gtk_clist_focus_content_area (GtkCList *clist)
6428 {
6429 if (clist->focus_row < 0)
6430 {
6431 clist->focus_row = 0;
6432
6433 if ((clist->selection_mode == GTK_SELECTION_BROWSE ||
6434 clist->selection_mode == GTK_SELECTION_MULTIPLE) &&
6435 !clist->selection)
6436 gtk_signal_emit (GTK_OBJECT (clist),
6437 clist_signals[SELECT_ROW],
6438 clist->focus_row, -1, NULL);
6439 }
6440 gtk_widget_grab_focus (GTK_WIDGET (clist));
6441 }
6442
6443 static gboolean
gtk_clist_focus(GtkWidget * widget,GtkDirectionType direction)6444 gtk_clist_focus (GtkWidget *widget,
6445 GtkDirectionType direction)
6446 {
6447 GtkCList *clist = GTK_CLIST (widget);
6448 GtkWidget *focus_child;
6449 gboolean is_current_focus;
6450
6451 if (!gtk_widget_is_sensitive (widget))
6452 return FALSE;
6453
6454 focus_child = GTK_CONTAINER (widget)->focus_child;
6455
6456 is_current_focus = gtk_widget_is_focus (GTK_WIDGET (clist));
6457
6458 if (focus_child &&
6459 gtk_widget_child_focus (focus_child, direction))
6460 return TRUE;
6461
6462 switch (direction)
6463 {
6464 case GTK_DIR_LEFT:
6465 case GTK_DIR_RIGHT:
6466 if (focus_child)
6467 {
6468 if (title_focus_move (clist, direction))
6469 return TRUE;
6470 }
6471 else if (!is_current_focus)
6472 {
6473 gtk_clist_focus_content_area (clist);
6474 return TRUE;
6475 }
6476 break;
6477 case GTK_DIR_DOWN:
6478 case GTK_DIR_TAB_FORWARD:
6479 if (!focus_child && !is_current_focus)
6480 {
6481 if (title_focus_in (clist, direction))
6482 return TRUE;
6483 }
6484
6485 if (!is_current_focus && clist->rows)
6486 {
6487 gtk_clist_focus_content_area (clist);
6488 return TRUE;
6489 }
6490 break;
6491 case GTK_DIR_UP:
6492 case GTK_DIR_TAB_BACKWARD:
6493 if (!focus_child && is_current_focus)
6494 {
6495 if (title_focus_in (clist, direction))
6496 return TRUE;
6497 }
6498
6499 if (!is_current_focus && !focus_child && clist->rows)
6500 {
6501 gtk_clist_focus_content_area (clist);
6502 return TRUE;
6503 }
6504 break;
6505 default:
6506 break;
6507 }
6508
6509 return FALSE;
6510 }
6511
6512 static void
gtk_clist_set_focus_child(GtkContainer * container,GtkWidget * child)6513 gtk_clist_set_focus_child (GtkContainer *container,
6514 GtkWidget *child)
6515 {
6516 GtkCList *clist = GTK_CLIST (container);
6517 gint i;
6518
6519 for (i = 0; i < clist->columns; i++)
6520 if (clist->column[i].button == child)
6521 clist->focus_header_column = i;
6522
6523 parent_class->set_focus_child (container, child);
6524 }
6525
6526 static void
gtk_clist_draw_focus(GtkWidget * widget)6527 gtk_clist_draw_focus (GtkWidget *widget)
6528 {
6529 GtkCList *clist;
6530
6531 g_return_if_fail (GTK_IS_CLIST (widget));
6532
6533 if (!GTK_WIDGET_DRAWABLE (widget) || !GTK_WIDGET_CAN_FOCUS (widget))
6534 return;
6535
6536 clist = GTK_CLIST (widget);
6537 if (clist->focus_row >= 0)
6538 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE,
6539 0, ROW_TOP_YPIXEL(clist, clist->focus_row),
6540 clist->clist_window_width - 1,
6541 clist->row_height - 1);
6542 }
6543
6544 static gint
gtk_clist_focus_in(GtkWidget * widget,GdkEventFocus * event)6545 gtk_clist_focus_in (GtkWidget *widget,
6546 GdkEventFocus *event)
6547 {
6548 GtkCList *clist = GTK_CLIST (widget);
6549
6550 if (clist->selection_mode == GTK_SELECTION_BROWSE &&
6551 clist->selection == NULL && clist->focus_row > -1)
6552 {
6553 GList *list;
6554
6555 list = g_list_nth (clist->row_list, clist->focus_row);
6556 if (list && GTK_CLIST_ROW (list)->selectable)
6557 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[SELECT_ROW],
6558 clist->focus_row, -1, event);
6559 else
6560 gtk_clist_draw_focus (widget);
6561 }
6562 else
6563 gtk_clist_draw_focus (widget);
6564
6565 return FALSE;
6566 }
6567
6568 static gint
gtk_clist_focus_out(GtkWidget * widget,GdkEventFocus * event)6569 gtk_clist_focus_out (GtkWidget *widget,
6570 GdkEventFocus *event)
6571 {
6572 GtkCList *clist = GTK_CLIST (widget);
6573
6574 gtk_clist_draw_focus (widget);
6575
6576 GTK_CLIST_GET_CLASS (widget)->resync_selection (clist, (GdkEvent *) event);
6577
6578 return FALSE;
6579 }
6580
6581 static gboolean
focus_column(GtkCList * clist,gint column,gint dir)6582 focus_column (GtkCList *clist, gint column, gint dir)
6583 {
6584 GtkWidget *child = clist->column[column].button;
6585
6586 if (gtk_widget_child_focus (child, dir))
6587 {
6588 return TRUE;
6589 }
6590 else if (GTK_WIDGET_CAN_FOCUS (child))
6591 {
6592 gtk_widget_grab_focus (child);
6593 return TRUE;
6594 }
6595
6596 return FALSE;
6597 }
6598
6599 /* Focus moved onto the headers. Focus first focusable and visible child.
6600 * (FIXME: focus the last focused child if visible)
6601 */
6602 static gboolean
title_focus_in(GtkCList * clist,gint dir)6603 title_focus_in (GtkCList *clist, gint dir)
6604 {
6605 gint i;
6606 gint left, right;
6607
6608 if (!GTK_CLIST_SHOW_TITLES (clist))
6609 return FALSE;
6610
6611 /* Check last focused column */
6612 if (clist->focus_header_column != -1)
6613 {
6614 i = clist->focus_header_column;
6615
6616 left = COLUMN_LEFT_XPIXEL (clist, i);
6617 right = left + clist->column[i].area.width;
6618
6619 if (left >= 0 && right <= clist->clist_window_width)
6620 {
6621 if (focus_column (clist, i, dir))
6622 return TRUE;
6623 }
6624 }
6625
6626 /* Check fully visible columns */
6627 for (i = 0 ; i < clist->columns ; i++)
6628 {
6629 left = COLUMN_LEFT_XPIXEL (clist, i);
6630 right = left + clist->column[i].area.width;
6631
6632 if (left >= 0 && right <= clist->clist_window_width)
6633 {
6634 if (focus_column (clist, i, dir))
6635 return TRUE;
6636 }
6637 }
6638
6639 /* Check partially visible columns */
6640 for (i = 0 ; i < clist->columns ; i++)
6641 {
6642 left = COLUMN_LEFT_XPIXEL (clist, i);
6643 right = left + clist->column[i].area.width;
6644
6645 if ((left < 0 && right > 0) ||
6646 (left < clist->clist_window_width && right > clist->clist_window_width))
6647 {
6648 if (focus_column (clist, i, dir))
6649 return TRUE;
6650 }
6651 }
6652
6653 return FALSE;
6654 }
6655
6656 /* Move the focus right or left within the title buttons, scrolling
6657 * as necessary to keep the focused child visible.
6658 */
6659 static gboolean
title_focus_move(GtkCList * clist,gint dir)6660 title_focus_move (GtkCList *clist,
6661 gint dir)
6662 {
6663 GtkWidget *focus_child;
6664 gboolean return_val = FALSE;
6665 gint d = 0;
6666 gint i = -1;
6667 gint j;
6668
6669 if (!GTK_CLIST_SHOW_TITLES(clist))
6670 return FALSE;
6671
6672 focus_child = GTK_CONTAINER (clist)->focus_child;
6673 g_assert (focus_child);
6674
6675 /* Movement direction within headers
6676 */
6677 switch (dir)
6678 {
6679 case GTK_DIR_RIGHT:
6680 d = 1;
6681 break;
6682 case GTK_DIR_LEFT:
6683 d = -1;
6684 break;
6685 }
6686
6687 for (i = 0; i < clist->columns; i++)
6688 if (clist->column[i].button == focus_child)
6689 break;
6690
6691 g_assert (i != -1); /* Have a starting column */
6692
6693 j = i + d;
6694 while (!return_val && j >= 0 && j < clist->columns)
6695 {
6696 if (clist->column[j].button &&
6697 gtk_widget_get_visible (clist->column[j].button))
6698 {
6699 if (focus_column (clist, j, dir))
6700 {
6701 return_val = TRUE;
6702 break;
6703 }
6704 }
6705 j += d;
6706 }
6707
6708 /* If we didn't find it, wrap around and keep looking
6709 */
6710 if (!return_val)
6711 {
6712 j = d > 0 ? 0 : clist->columns - 1;
6713
6714 while (!return_val && j != i)
6715 {
6716 if (clist->column[j].button &&
6717 gtk_widget_get_visible (clist->column[j].button))
6718 {
6719 if (focus_column (clist, j, dir))
6720 {
6721 return_val = TRUE;
6722 break;
6723 }
6724 }
6725 j += d;
6726 }
6727 }
6728
6729 /* Scroll horizontally so focused column is visible
6730 */
6731 if (return_val)
6732 {
6733 if (COLUMN_LEFT_XPIXEL (clist, j) < CELL_SPACING + COLUMN_INSET)
6734 gtk_clist_moveto (clist, -1, j, 0, 0);
6735 else if (COLUMN_LEFT_XPIXEL(clist, j) + clist->column[j].area.width >
6736 clist->clist_window_width)
6737 {
6738 gint last_column;
6739
6740 for (last_column = clist->columns - 1;
6741 last_column >= 0 && !clist->column[last_column].visible; last_column--);
6742
6743 if (j == last_column)
6744 gtk_clist_moveto (clist, -1, j, 0, 0);
6745 else
6746 gtk_clist_moveto (clist, -1, j, 0, 1);
6747 }
6748 }
6749 return TRUE; /* Even if we didn't find a new one, we can keep the
6750 * focus in the same place.
6751 */
6752 }
6753
6754 /* PRIVATE SCROLLING FUNCTIONS
6755 * move_focus_row
6756 * scroll_horizontal
6757 * scroll_vertical
6758 * move_horizontal
6759 * move_vertical
6760 * horizontal_timeout
6761 * vertical_timeout
6762 * remove_grab
6763 */
6764 static void
move_focus_row(GtkCList * clist,GtkScrollType scroll_type,gfloat position)6765 move_focus_row (GtkCList *clist,
6766 GtkScrollType scroll_type,
6767 gfloat position)
6768 {
6769 GtkWidget *widget;
6770
6771 g_return_if_fail (clist != 0);
6772 g_return_if_fail (GTK_IS_CLIST (clist));
6773
6774 widget = GTK_WIDGET (clist);
6775
6776 switch (scroll_type)
6777 {
6778 case GTK_SCROLL_STEP_UP:
6779 case GTK_SCROLL_STEP_BACKWARD:
6780 if (clist->focus_row <= 0)
6781 return;
6782 gtk_clist_draw_focus (widget);
6783 clist->focus_row--;
6784 gtk_clist_draw_focus (widget);
6785 break;
6786
6787 case GTK_SCROLL_STEP_DOWN:
6788 case GTK_SCROLL_STEP_FORWARD:
6789 if (clist->focus_row >= clist->rows - 1)
6790 return;
6791 gtk_clist_draw_focus (widget);
6792 clist->focus_row++;
6793 gtk_clist_draw_focus (widget);
6794 break;
6795 case GTK_SCROLL_PAGE_UP:
6796 case GTK_SCROLL_PAGE_BACKWARD:
6797 if (clist->focus_row <= 0)
6798 return;
6799 gtk_clist_draw_focus (widget);
6800 clist->focus_row = MAX (0, clist->focus_row -
6801 (2 * clist->clist_window_height -
6802 clist->row_height - CELL_SPACING) /
6803 (2 * (clist->row_height + CELL_SPACING)));
6804 gtk_clist_draw_focus (widget);
6805 break;
6806 case GTK_SCROLL_PAGE_DOWN:
6807 case GTK_SCROLL_PAGE_FORWARD:
6808 if (clist->focus_row >= clist->rows - 1)
6809 return;
6810 gtk_clist_draw_focus (widget);
6811 clist->focus_row = MIN (clist->rows - 1, clist->focus_row +
6812 (2 * clist->clist_window_height -
6813 clist->row_height - CELL_SPACING) /
6814 (2 * (clist->row_height + CELL_SPACING)));
6815 gtk_clist_draw_focus (widget);
6816 break;
6817 case GTK_SCROLL_JUMP:
6818 if (position >= 0 && position <= 1)
6819 {
6820 gtk_clist_draw_focus (widget);
6821 clist->focus_row = position * (clist->rows - 1);
6822 gtk_clist_draw_focus (widget);
6823 }
6824 break;
6825 default:
6826 break;
6827 }
6828 }
6829
6830 static void
scroll_horizontal(GtkCList * clist,GtkScrollType scroll_type,gfloat position)6831 scroll_horizontal (GtkCList *clist,
6832 GtkScrollType scroll_type,
6833 gfloat position)
6834 {
6835 gint column = 0;
6836 gint last_column;
6837
6838 g_return_if_fail (clist != 0);
6839 g_return_if_fail (GTK_IS_CLIST (clist));
6840
6841 if (clist_has_grab (clist))
6842 return;
6843
6844 for (last_column = clist->columns - 1;
6845 last_column >= 0 && !clist->column[last_column].visible; last_column--)
6846 ;
6847
6848 switch (scroll_type)
6849 {
6850 case GTK_SCROLL_STEP_BACKWARD:
6851 column = COLUMN_FROM_XPIXEL (clist, 0);
6852 if (COLUMN_LEFT_XPIXEL (clist, column) - CELL_SPACING - COLUMN_INSET >= 0
6853 && column > 0)
6854 column--;
6855 break;
6856 case GTK_SCROLL_STEP_FORWARD:
6857 column = COLUMN_FROM_XPIXEL (clist, clist->clist_window_width);
6858 if (column < 0)
6859 return;
6860 if (COLUMN_LEFT_XPIXEL (clist, column) +
6861 clist->column[column].area.width +
6862 CELL_SPACING + COLUMN_INSET - 1 <= clist->clist_window_width &&
6863 column < last_column)
6864 column++;
6865 break;
6866 case GTK_SCROLL_PAGE_BACKWARD:
6867 case GTK_SCROLL_PAGE_FORWARD:
6868 return;
6869 case GTK_SCROLL_JUMP:
6870 if (position >= 0 && position <= 1)
6871 {
6872 gint vis_columns = 0;
6873 gint i;
6874
6875 for (i = 0; i <= last_column; i++)
6876 if (clist->column[i].visible)
6877 vis_columns++;
6878
6879 column = position * vis_columns;
6880
6881 for (i = 0; i <= last_column && column > 0; i++)
6882 if (clist->column[i].visible)
6883 column--;
6884
6885 column = i;
6886 }
6887 else
6888 return;
6889 break;
6890 default:
6891 break;
6892 }
6893
6894 if (COLUMN_LEFT_XPIXEL (clist, column) < CELL_SPACING + COLUMN_INSET)
6895 gtk_clist_moveto (clist, -1, column, 0, 0);
6896 else if (COLUMN_LEFT_XPIXEL (clist, column) + CELL_SPACING + COLUMN_INSET - 1
6897 + clist->column[column].area.width > clist->clist_window_width)
6898 {
6899 if (column == last_column)
6900 gtk_clist_moveto (clist, -1, column, 0, 0);
6901 else
6902 gtk_clist_moveto (clist, -1, column, 0, 1);
6903 }
6904 }
6905
6906 static void
scroll_vertical(GtkCList * clist,GtkScrollType scroll_type,gfloat position)6907 scroll_vertical (GtkCList *clist,
6908 GtkScrollType scroll_type,
6909 gfloat position)
6910 {
6911 gint old_focus_row;
6912
6913 g_return_if_fail (GTK_IS_CLIST (clist));
6914
6915 if (clist_has_grab (clist))
6916 return;
6917
6918 switch (clist->selection_mode)
6919 {
6920 case GTK_SELECTION_MULTIPLE:
6921 if (clist->anchor >= 0)
6922 return;
6923 case GTK_SELECTION_BROWSE:
6924
6925 old_focus_row = clist->focus_row;
6926 move_focus_row (clist, scroll_type, position);
6927
6928 if (old_focus_row != clist->focus_row)
6929 {
6930 if (clist->selection_mode == GTK_SELECTION_BROWSE)
6931 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[UNSELECT_ROW],
6932 old_focus_row, -1, NULL);
6933 else if (!GTK_CLIST_ADD_MODE(clist))
6934 {
6935 gtk_clist_unselect_all (clist);
6936 clist->undo_anchor = old_focus_row;
6937 }
6938 }
6939
6940 switch (gtk_clist_row_is_visible (clist, clist->focus_row))
6941 {
6942 case GTK_VISIBILITY_NONE:
6943 if (old_focus_row != clist->focus_row &&
6944 !(clist->selection_mode == GTK_SELECTION_MULTIPLE &&
6945 GTK_CLIST_ADD_MODE(clist)))
6946 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[SELECT_ROW],
6947 clist->focus_row, -1, NULL);
6948 switch (scroll_type)
6949 {
6950 case GTK_SCROLL_PAGE_UP:
6951 case GTK_SCROLL_STEP_UP:
6952 case GTK_SCROLL_STEP_BACKWARD:
6953 case GTK_SCROLL_PAGE_BACKWARD:
6954 gtk_clist_moveto (clist, clist->focus_row, -1, 0, 0);
6955 break;
6956 case GTK_SCROLL_PAGE_DOWN:
6957 case GTK_SCROLL_STEP_DOWN:
6958 case GTK_SCROLL_STEP_FORWARD:
6959 case GTK_SCROLL_PAGE_FORWARD:
6960 gtk_clist_moveto (clist, clist->focus_row, -1, 1, 0);
6961 break;
6962 case GTK_SCROLL_JUMP:
6963 gtk_clist_moveto (clist, clist->focus_row, -1, 0.5, 0);
6964 break;
6965 default:
6966 break;
6967 }
6968 break;
6969 case GTK_VISIBILITY_PARTIAL:
6970 switch (scroll_type)
6971 {
6972 case GTK_SCROLL_STEP_BACKWARD:
6973 case GTK_SCROLL_PAGE_BACKWARD:
6974 gtk_clist_moveto (clist, clist->focus_row, -1, 0, 0);
6975 break;
6976 case GTK_SCROLL_STEP_FORWARD:
6977 case GTK_SCROLL_PAGE_FORWARD:
6978 gtk_clist_moveto (clist, clist->focus_row, -1, 1, 0);
6979 break;
6980 case GTK_SCROLL_JUMP:
6981 gtk_clist_moveto (clist, clist->focus_row, -1, 0.5, 0);
6982 break;
6983 default:
6984 break;
6985 }
6986 default:
6987 if (old_focus_row != clist->focus_row &&
6988 !(clist->selection_mode == GTK_SELECTION_MULTIPLE &&
6989 GTK_CLIST_ADD_MODE(clist)))
6990 gtk_signal_emit (GTK_OBJECT (clist), clist_signals[SELECT_ROW],
6991 clist->focus_row, -1, NULL);
6992 break;
6993 }
6994 break;
6995 default:
6996 move_focus_row (clist, scroll_type, position);
6997
6998 if (ROW_TOP_YPIXEL (clist, clist->focus_row) + clist->row_height >
6999 clist->clist_window_height)
7000 gtk_clist_moveto (clist, clist->focus_row, -1, 1, 0);
7001 else if (ROW_TOP_YPIXEL (clist, clist->focus_row) < 0)
7002 gtk_clist_moveto (clist, clist->focus_row, -1, 0, 0);
7003 break;
7004 }
7005 }
7006
7007 static void
move_horizontal(GtkCList * clist,gint diff)7008 move_horizontal (GtkCList *clist,
7009 gint diff)
7010 {
7011 gdouble value;
7012
7013 if (!clist->hadjustment)
7014 return;
7015
7016 value = CLAMP (clist->hadjustment->value + diff, 0.0,
7017 clist->hadjustment->upper - clist->hadjustment->page_size);
7018 gtk_adjustment_set_value (clist->hadjustment, value);
7019 }
7020
7021 static void
move_vertical(GtkCList * clist,gint row,gfloat align)7022 move_vertical (GtkCList *clist,
7023 gint row,
7024 gfloat align)
7025 {
7026 gdouble value;
7027
7028 if (!clist->vadjustment)
7029 return;
7030
7031 value = (ROW_TOP_YPIXEL (clist, row) - clist->voffset -
7032 align * (clist->clist_window_height - clist->row_height) +
7033 (2 * align - 1) * CELL_SPACING);
7034
7035 if (value + clist->vadjustment->page_size > clist->vadjustment->upper)
7036 value = clist->vadjustment->upper - clist->vadjustment->page_size;
7037
7038 gtk_adjustment_set_value (clist->vadjustment, value);
7039 }
7040
7041 static void
do_fake_motion(GtkWidget * widget)7042 do_fake_motion (GtkWidget *widget)
7043 {
7044 GdkEvent *event = gdk_event_new (GDK_MOTION_NOTIFY);
7045
7046 event->motion.send_event = TRUE;
7047
7048 gtk_clist_motion (widget, (GdkEventMotion *)event);
7049 gdk_event_free (event);
7050 }
7051
7052 static gint
horizontal_timeout(GtkCList * clist)7053 horizontal_timeout (GtkCList *clist)
7054 {
7055 clist->htimer = 0;
7056 do_fake_motion (GTK_WIDGET (clist));
7057
7058 return FALSE;
7059 }
7060
7061 static gint
vertical_timeout(GtkCList * clist)7062 vertical_timeout (GtkCList *clist)
7063 {
7064 clist->vtimer = 0;
7065 do_fake_motion (GTK_WIDGET (clist));
7066
7067 return FALSE;
7068 }
7069
7070 static void
remove_grab(GtkCList * clist)7071 remove_grab (GtkCList *clist)
7072 {
7073 GtkWidget *widget = GTK_WIDGET (clist);
7074
7075 if (GTK_WIDGET_HAS_GRAB (clist))
7076 {
7077 GdkDisplay *display = gtk_widget_get_display (widget);
7078
7079 gtk_grab_remove (widget);
7080 if (gdk_display_pointer_is_grabbed (display))
7081 gdk_display_pointer_ungrab (display, GDK_CURRENT_TIME);
7082 }
7083
7084 if (clist->htimer)
7085 {
7086 g_source_remove (clist->htimer);
7087 clist->htimer = 0;
7088 }
7089
7090 if (clist->vtimer)
7091 {
7092 g_source_remove (clist->vtimer);
7093 clist->vtimer = 0;
7094 }
7095 }
7096
7097 /* PUBLIC SORTING FUNCTIONS
7098 * gtk_clist_sort
7099 * gtk_clist_set_compare_func
7100 * gtk_clist_set_auto_sort
7101 * gtk_clist_set_sort_type
7102 * gtk_clist_set_sort_column
7103 */
7104 void
gtk_clist_sort(GtkCList * clist)7105 gtk_clist_sort (GtkCList *clist)
7106 {
7107 g_return_if_fail (GTK_IS_CLIST (clist));
7108
7109 GTK_CLIST_GET_CLASS (clist)->sort_list (clist);
7110 }
7111
7112 void
gtk_clist_set_compare_func(GtkCList * clist,GtkCListCompareFunc cmp_func)7113 gtk_clist_set_compare_func (GtkCList *clist,
7114 GtkCListCompareFunc cmp_func)
7115 {
7116 g_return_if_fail (GTK_IS_CLIST (clist));
7117
7118 clist->compare = (cmp_func) ? cmp_func : default_compare;
7119 }
7120
7121 void
gtk_clist_set_auto_sort(GtkCList * clist,gboolean auto_sort)7122 gtk_clist_set_auto_sort (GtkCList *clist,
7123 gboolean auto_sort)
7124 {
7125 g_return_if_fail (GTK_IS_CLIST (clist));
7126
7127 if (GTK_CLIST_AUTO_SORT(clist) && !auto_sort)
7128 GTK_CLIST_UNSET_FLAG (clist, CLIST_AUTO_SORT);
7129 else if (!GTK_CLIST_AUTO_SORT(clist) && auto_sort)
7130 {
7131 GTK_CLIST_SET_FLAG (clist, CLIST_AUTO_SORT);
7132 gtk_clist_sort (clist);
7133 }
7134 }
7135
7136 void
gtk_clist_set_sort_type(GtkCList * clist,GtkSortType sort_type)7137 gtk_clist_set_sort_type (GtkCList *clist,
7138 GtkSortType sort_type)
7139 {
7140 g_return_if_fail (GTK_IS_CLIST (clist));
7141
7142 clist->sort_type = sort_type;
7143 }
7144
7145 void
gtk_clist_set_sort_column(GtkCList * clist,gint column)7146 gtk_clist_set_sort_column (GtkCList *clist,
7147 gint column)
7148 {
7149 g_return_if_fail (GTK_IS_CLIST (clist));
7150
7151 if (column < 0 || column >= clist->columns)
7152 return;
7153
7154 clist->sort_column = column;
7155 }
7156
7157 /* PRIVATE SORTING FUNCTIONS
7158 * default_compare
7159 * real_sort_list
7160 * gtk_clist_merge
7161 * gtk_clist_mergesort
7162 */
7163 static gint
default_compare(GtkCList * clist,gconstpointer ptr1,gconstpointer ptr2)7164 default_compare (GtkCList *clist,
7165 gconstpointer ptr1,
7166 gconstpointer ptr2)
7167 {
7168 char *text1 = NULL;
7169 char *text2 = NULL;
7170
7171 GtkCListRow *row1 = (GtkCListRow *) ptr1;
7172 GtkCListRow *row2 = (GtkCListRow *) ptr2;
7173
7174 switch (row1->cell[clist->sort_column].type)
7175 {
7176 case GTK_CELL_TEXT:
7177 text1 = GTK_CELL_TEXT (row1->cell[clist->sort_column])->text;
7178 break;
7179 case GTK_CELL_PIXTEXT:
7180 text1 = GTK_CELL_PIXTEXT (row1->cell[clist->sort_column])->text;
7181 break;
7182 default:
7183 break;
7184 }
7185
7186 switch (row2->cell[clist->sort_column].type)
7187 {
7188 case GTK_CELL_TEXT:
7189 text2 = GTK_CELL_TEXT (row2->cell[clist->sort_column])->text;
7190 break;
7191 case GTK_CELL_PIXTEXT:
7192 text2 = GTK_CELL_PIXTEXT (row2->cell[clist->sort_column])->text;
7193 break;
7194 default:
7195 break;
7196 }
7197
7198 if (!text2)
7199 return (text1 != NULL);
7200
7201 if (!text1)
7202 return -1;
7203
7204 return strcmp (text1, text2);
7205 }
7206
7207 static void
real_sort_list(GtkCList * clist)7208 real_sort_list (GtkCList *clist)
7209 {
7210 GList *list;
7211 GList *work;
7212 gint i;
7213
7214 g_return_if_fail (GTK_IS_CLIST (clist));
7215
7216 if (clist->rows <= 1)
7217 return;
7218
7219 if (clist_has_grab (clist))
7220 return;
7221
7222 gtk_clist_freeze (clist);
7223
7224 if (clist->anchor != -1 && clist->selection_mode == GTK_SELECTION_MULTIPLE)
7225 {
7226 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
7227 g_list_free (clist->undo_selection);
7228 g_list_free (clist->undo_unselection);
7229 clist->undo_selection = NULL;
7230 clist->undo_unselection = NULL;
7231 }
7232
7233 clist->row_list = gtk_clist_mergesort (clist, clist->row_list, clist->rows);
7234
7235 work = clist->selection;
7236
7237 for (i = 0, list = clist->row_list; i < clist->rows; i++, list = list->next)
7238 {
7239 if (GTK_CLIST_ROW (list)->state == GTK_STATE_SELECTED)
7240 {
7241 work->data = GINT_TO_POINTER (i);
7242 work = work->next;
7243 }
7244
7245 if (i == clist->rows - 1)
7246 clist->row_list_end = list;
7247 }
7248
7249 gtk_clist_thaw (clist);
7250 }
7251
7252 static GList *
gtk_clist_merge(GtkCList * clist,GList * a,GList * b)7253 gtk_clist_merge (GtkCList *clist,
7254 GList *a, /* first list to merge */
7255 GList *b) /* second list to merge */
7256 {
7257 GList z = { 0 }; /* auxiliary node */
7258 GList *c;
7259 gint cmp;
7260
7261 c = &z;
7262
7263 while (a || b)
7264 {
7265 if (a && !b)
7266 {
7267 c->next = a;
7268 a->prev = c;
7269 c = a;
7270 a = a->next;
7271 break;
7272 }
7273 else if (!a && b)
7274 {
7275 c->next = b;
7276 b->prev = c;
7277 c = b;
7278 b = b->next;
7279 break;
7280 }
7281 else /* a && b */
7282 {
7283 cmp = clist->compare (clist, GTK_CLIST_ROW (a), GTK_CLIST_ROW (b));
7284 if ((cmp >= 0 && clist->sort_type == GTK_SORT_DESCENDING) ||
7285 (cmp <= 0 && clist->sort_type == GTK_SORT_ASCENDING) ||
7286 (a && !b))
7287 {
7288 c->next = a;
7289 a->prev = c;
7290 c = a;
7291 a = a->next;
7292 }
7293 else
7294 {
7295 c->next = b;
7296 b->prev = c;
7297 c = b;
7298 b = b->next;
7299 }
7300 }
7301 }
7302
7303 z.next->prev = NULL;
7304 return z.next;
7305 }
7306
7307 static GList *
gtk_clist_mergesort(GtkCList * clist,GList * list,gint num)7308 gtk_clist_mergesort (GtkCList *clist,
7309 GList *list, /* the list to sort */
7310 gint num) /* the list's length */
7311 {
7312 GList *half;
7313 gint i;
7314
7315 if (num <= 1)
7316 {
7317 return list;
7318 }
7319 else
7320 {
7321 /* move "half" to the middle */
7322 half = list;
7323 for (i = 0; i < num / 2; i++)
7324 half = half->next;
7325
7326 /* cut the list in two */
7327 half->prev->next = NULL;
7328 half->prev = NULL;
7329
7330 /* recursively sort both lists */
7331 return gtk_clist_merge (clist,
7332 gtk_clist_mergesort (clist, list, num / 2),
7333 gtk_clist_mergesort (clist, half, num - num / 2));
7334 }
7335 }
7336
7337 /************************/
7338
7339 static void
drag_source_info_destroy(gpointer data)7340 drag_source_info_destroy (gpointer data)
7341 {
7342 GtkCListCellInfo *info = data;
7343
7344 g_free (info);
7345 }
7346
7347 static void
drag_dest_info_destroy(gpointer data)7348 drag_dest_info_destroy (gpointer data)
7349 {
7350 GtkCListDestInfo *info = data;
7351
7352 g_free (info);
7353 }
7354
7355 static void
drag_dest_cell(GtkCList * clist,gint x,gint y,GtkCListDestInfo * dest_info)7356 drag_dest_cell (GtkCList *clist,
7357 gint x,
7358 gint y,
7359 GtkCListDestInfo *dest_info)
7360 {
7361 GtkWidget *widget;
7362
7363 widget = GTK_WIDGET (clist);
7364
7365 dest_info->insert_pos = GTK_CLIST_DRAG_NONE;
7366
7367 y -= (GTK_CONTAINER (clist)->border_width +
7368 widget->style->ythickness +
7369 clist->column_title_area.height);
7370
7371 dest_info->cell.row = ROW_FROM_YPIXEL (clist, y);
7372 if (dest_info->cell.row >= clist->rows)
7373 {
7374 dest_info->cell.row = clist->rows - 1;
7375 y = ROW_TOP_YPIXEL (clist, dest_info->cell.row) + clist->row_height;
7376 }
7377 if (dest_info->cell.row < -1)
7378 dest_info->cell.row = -1;
7379
7380 x -= GTK_CONTAINER (widget)->border_width + widget->style->xthickness;
7381
7382 dest_info->cell.column = COLUMN_FROM_XPIXEL (clist, x);
7383
7384 if (dest_info->cell.row >= 0)
7385 {
7386 gint y_delta;
7387 gint h = 0;
7388
7389 y_delta = y - ROW_TOP_YPIXEL (clist, dest_info->cell.row);
7390
7391 if (GTK_CLIST_DRAW_DRAG_RECT(clist))
7392 {
7393 dest_info->insert_pos = GTK_CLIST_DRAG_INTO;
7394 h = clist->row_height / 4;
7395 }
7396 else if (GTK_CLIST_DRAW_DRAG_LINE(clist))
7397 {
7398 dest_info->insert_pos = GTK_CLIST_DRAG_BEFORE;
7399 h = clist->row_height / 2;
7400 }
7401
7402 if (GTK_CLIST_DRAW_DRAG_LINE(clist))
7403 {
7404 if (y_delta < h)
7405 dest_info->insert_pos = GTK_CLIST_DRAG_BEFORE;
7406 else if (clist->row_height - y_delta < h)
7407 dest_info->insert_pos = GTK_CLIST_DRAG_AFTER;
7408 }
7409 }
7410 }
7411
7412 static void
gtk_clist_drag_begin(GtkWidget * widget,GdkDragContext * context)7413 gtk_clist_drag_begin (GtkWidget *widget,
7414 GdkDragContext *context)
7415 {
7416 GtkCList *clist;
7417 GtkCListCellInfo *info;
7418
7419 g_return_if_fail (GTK_IS_CLIST (widget));
7420 g_return_if_fail (context != NULL);
7421
7422 clist = GTK_CLIST (widget);
7423
7424 clist->drag_button = 0;
7425 remove_grab (clist);
7426
7427 switch (clist->selection_mode)
7428 {
7429 case GTK_SELECTION_MULTIPLE:
7430 update_extended_selection (clist, clist->focus_row);
7431 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
7432 break;
7433 case GTK_SELECTION_SINGLE:
7434 clist->anchor = -1;
7435 case GTK_SELECTION_BROWSE:
7436 break;
7437 default:
7438 g_assert_not_reached ();
7439 }
7440
7441 info = g_dataset_get_data (context, "gtk-clist-drag-source");
7442
7443 if (!info)
7444 {
7445 info = g_new (GtkCListCellInfo, 1);
7446
7447 if (clist->click_cell.row < 0)
7448 clist->click_cell.row = 0;
7449 else if (clist->click_cell.row >= clist->rows)
7450 clist->click_cell.row = clist->rows - 1;
7451 info->row = clist->click_cell.row;
7452 info->column = clist->click_cell.column;
7453
7454 g_dataset_set_data_full (context, "gtk-clist-drag-source", info,
7455 drag_source_info_destroy);
7456 }
7457
7458 if (GTK_CLIST_USE_DRAG_ICONS (clist))
7459 gtk_drag_set_icon_default (context);
7460 }
7461
7462 static void
gtk_clist_drag_end(GtkWidget * widget,GdkDragContext * context)7463 gtk_clist_drag_end (GtkWidget *widget,
7464 GdkDragContext *context)
7465 {
7466 GtkCList *clist;
7467
7468 g_return_if_fail (GTK_IS_CLIST (widget));
7469 g_return_if_fail (context != NULL);
7470
7471 clist = GTK_CLIST (widget);
7472
7473 clist->click_cell.row = -1;
7474 clist->click_cell.column = -1;
7475 }
7476
7477 static void
gtk_clist_drag_leave(GtkWidget * widget,GdkDragContext * context,guint time)7478 gtk_clist_drag_leave (GtkWidget *widget,
7479 GdkDragContext *context,
7480 guint time)
7481 {
7482 GtkCList *clist;
7483 GtkCListDestInfo *dest_info;
7484
7485 g_return_if_fail (GTK_IS_CLIST (widget));
7486 g_return_if_fail (context != NULL);
7487
7488 clist = GTK_CLIST (widget);
7489
7490 dest_info = g_dataset_get_data (context, "gtk-clist-drag-dest");
7491
7492 if (dest_info)
7493 {
7494 if (dest_info->cell.row >= 0 &&
7495 GTK_CLIST_REORDERABLE(clist) &&
7496 gtk_drag_get_source_widget (context) == widget)
7497 {
7498 GList *list;
7499 GdkAtom atom = gdk_atom_intern_static_string ("gtk-clist-drag-reorder");
7500
7501 list = context->targets;
7502 while (list)
7503 {
7504 if (atom == GDK_POINTER_TO_ATOM (list->data))
7505 {
7506 GTK_CLIST_GET_CLASS (clist)->draw_drag_highlight
7507 (clist,
7508 g_list_nth (clist->row_list, dest_info->cell.row)->data,
7509 dest_info->cell.row, dest_info->insert_pos);
7510 clist->drag_highlight_row = -1;
7511 break;
7512 }
7513 list = list->next;
7514 }
7515 }
7516 g_dataset_remove_data (context, "gtk-clist-drag-dest");
7517 }
7518 }
7519
7520 static gint
gtk_clist_drag_motion(GtkWidget * widget,GdkDragContext * context,gint x,gint y,guint time)7521 gtk_clist_drag_motion (GtkWidget *widget,
7522 GdkDragContext *context,
7523 gint x,
7524 gint y,
7525 guint time)
7526 {
7527 GtkCList *clist;
7528 GtkCListDestInfo new_info;
7529 GtkCListDestInfo *dest_info;
7530
7531 g_return_val_if_fail (GTK_IS_CLIST (widget), FALSE);
7532
7533 clist = GTK_CLIST (widget);
7534
7535 dest_info = g_dataset_get_data (context, "gtk-clist-drag-dest");
7536
7537 if (!dest_info)
7538 {
7539 dest_info = g_new (GtkCListDestInfo, 1);
7540
7541 dest_info->insert_pos = GTK_CLIST_DRAG_NONE;
7542 dest_info->cell.row = -1;
7543 dest_info->cell.column = -1;
7544
7545 g_dataset_set_data_full (context, "gtk-clist-drag-dest", dest_info,
7546 drag_dest_info_destroy);
7547 }
7548
7549 drag_dest_cell (clist, x, y, &new_info);
7550
7551 if (GTK_CLIST_REORDERABLE (clist))
7552 {
7553 GList *list;
7554 GdkAtom atom = gdk_atom_intern_static_string ("gtk-clist-drag-reorder");
7555
7556 list = context->targets;
7557 while (list)
7558 {
7559 if (atom == GDK_POINTER_TO_ATOM (list->data))
7560 break;
7561 list = list->next;
7562 }
7563
7564 if (list)
7565 {
7566 if (gtk_drag_get_source_widget (context) != widget ||
7567 new_info.insert_pos == GTK_CLIST_DRAG_NONE ||
7568 new_info.cell.row == clist->click_cell.row ||
7569 (new_info.cell.row == clist->click_cell.row - 1 &&
7570 new_info.insert_pos == GTK_CLIST_DRAG_AFTER) ||
7571 (new_info.cell.row == clist->click_cell.row + 1 &&
7572 new_info.insert_pos == GTK_CLIST_DRAG_BEFORE))
7573 {
7574 if (dest_info->cell.row < 0)
7575 {
7576 gdk_drag_status (context, GDK_ACTION_DEFAULT, time);
7577 return FALSE;
7578 }
7579 return TRUE;
7580 }
7581
7582 if (new_info.cell.row != dest_info->cell.row ||
7583 (new_info.cell.row == dest_info->cell.row &&
7584 dest_info->insert_pos != new_info.insert_pos))
7585 {
7586 if (dest_info->cell.row >= 0)
7587 GTK_CLIST_GET_CLASS (clist)->draw_drag_highlight
7588 (clist, g_list_nth (clist->row_list,
7589 dest_info->cell.row)->data,
7590 dest_info->cell.row, dest_info->insert_pos);
7591
7592 dest_info->insert_pos = new_info.insert_pos;
7593 dest_info->cell.row = new_info.cell.row;
7594 dest_info->cell.column = new_info.cell.column;
7595
7596 GTK_CLIST_GET_CLASS (clist)->draw_drag_highlight
7597 (clist, g_list_nth (clist->row_list,
7598 dest_info->cell.row)->data,
7599 dest_info->cell.row, dest_info->insert_pos);
7600
7601 clist->drag_highlight_row = dest_info->cell.row;
7602 clist->drag_highlight_pos = dest_info->insert_pos;
7603
7604 gdk_drag_status (context, context->suggested_action, time);
7605 }
7606 return TRUE;
7607 }
7608 }
7609
7610 dest_info->insert_pos = new_info.insert_pos;
7611 dest_info->cell.row = new_info.cell.row;
7612 dest_info->cell.column = new_info.cell.column;
7613 return TRUE;
7614 }
7615
7616 static gboolean
gtk_clist_drag_drop(GtkWidget * widget,GdkDragContext * context,gint x,gint y,guint time)7617 gtk_clist_drag_drop (GtkWidget *widget,
7618 GdkDragContext *context,
7619 gint x,
7620 gint y,
7621 guint time)
7622 {
7623 g_return_val_if_fail (GTK_IS_CLIST (widget), FALSE);
7624 g_return_val_if_fail (context != NULL, FALSE);
7625
7626 if (GTK_CLIST_REORDERABLE (widget) &&
7627 gtk_drag_get_source_widget (context) == widget)
7628 {
7629 GList *list;
7630 GdkAtom atom = gdk_atom_intern_static_string ("gtk-clist-drag-reorder");
7631
7632 list = context->targets;
7633 while (list)
7634 {
7635 if (atom == GDK_POINTER_TO_ATOM (list->data))
7636 return TRUE;
7637 list = list->next;
7638 }
7639 }
7640 return FALSE;
7641 }
7642
7643 static void
gtk_clist_drag_data_received(GtkWidget * widget,GdkDragContext * context,gint x,gint y,GtkSelectionData * selection_data,guint info,guint time)7644 gtk_clist_drag_data_received (GtkWidget *widget,
7645 GdkDragContext *context,
7646 gint x,
7647 gint y,
7648 GtkSelectionData *selection_data,
7649 guint info,
7650 guint time)
7651 {
7652 GtkCList *clist;
7653
7654 g_return_if_fail (GTK_IS_CLIST (widget));
7655 g_return_if_fail (context != NULL);
7656 g_return_if_fail (selection_data != NULL);
7657
7658 clist = GTK_CLIST (widget);
7659
7660 if (GTK_CLIST_REORDERABLE (clist) &&
7661 gtk_drag_get_source_widget (context) == widget &&
7662 selection_data->target ==
7663 gdk_atom_intern_static_string ("gtk-clist-drag-reorder") &&
7664 selection_data->format == 8 &&
7665 selection_data->length == sizeof (GtkCListCellInfo))
7666 {
7667 GtkCListCellInfo *source_info;
7668
7669 source_info = (GtkCListCellInfo *)(selection_data->data);
7670 if (source_info)
7671 {
7672 GtkCListDestInfo dest_info;
7673
7674 drag_dest_cell (clist, x, y, &dest_info);
7675
7676 if (dest_info.insert_pos == GTK_CLIST_DRAG_AFTER)
7677 dest_info.cell.row++;
7678 if (source_info->row < dest_info.cell.row)
7679 dest_info.cell.row--;
7680 if (dest_info.cell.row != source_info->row)
7681 gtk_clist_row_move (clist, source_info->row, dest_info.cell.row);
7682
7683 g_dataset_remove_data (context, "gtk-clist-drag-dest");
7684 }
7685 }
7686 }
7687
7688 static void
gtk_clist_drag_data_get(GtkWidget * widget,GdkDragContext * context,GtkSelectionData * selection_data,guint info,guint time)7689 gtk_clist_drag_data_get (GtkWidget *widget,
7690 GdkDragContext *context,
7691 GtkSelectionData *selection_data,
7692 guint info,
7693 guint time)
7694 {
7695 g_return_if_fail (GTK_IS_CLIST (widget));
7696 g_return_if_fail (context != NULL);
7697 g_return_if_fail (selection_data != NULL);
7698
7699 if (selection_data->target == gdk_atom_intern_static_string ("gtk-clist-drag-reorder"))
7700 {
7701 GtkCListCellInfo *info;
7702
7703 info = g_dataset_get_data (context, "gtk-clist-drag-source");
7704
7705 if (info)
7706 {
7707 GtkCListCellInfo ret_info;
7708
7709 ret_info.row = info->row;
7710 ret_info.column = info->column;
7711
7712 gtk_selection_data_set (selection_data, selection_data->target,
7713 8, (guchar *) &ret_info,
7714 sizeof (GtkCListCellInfo));
7715 }
7716 }
7717 }
7718
7719 static void
draw_drag_highlight(GtkCList * clist,GtkCListRow * dest_row,gint dest_row_number,GtkCListDragPos drag_pos)7720 draw_drag_highlight (GtkCList *clist,
7721 GtkCListRow *dest_row,
7722 gint dest_row_number,
7723 GtkCListDragPos drag_pos)
7724 {
7725 gint y;
7726
7727 y = ROW_TOP_YPIXEL (clist, dest_row_number) - 1;
7728
7729 switch (drag_pos)
7730 {
7731 case GTK_CLIST_DRAG_NONE:
7732 break;
7733 case GTK_CLIST_DRAG_AFTER:
7734 y += clist->row_height + 1;
7735 case GTK_CLIST_DRAG_BEFORE:
7736 gdk_draw_line (clist->clist_window, clist->xor_gc,
7737 0, y, clist->clist_window_width, y);
7738 break;
7739 case GTK_CLIST_DRAG_INTO:
7740 gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE, 0, y,
7741 clist->clist_window_width - 1, clist->row_height);
7742 break;
7743 }
7744 }
7745
7746 void
gtk_clist_set_reorderable(GtkCList * clist,gboolean reorderable)7747 gtk_clist_set_reorderable (GtkCList *clist,
7748 gboolean reorderable)
7749 {
7750 GtkWidget *widget;
7751
7752 g_return_if_fail (GTK_IS_CLIST (clist));
7753
7754 if ((GTK_CLIST_REORDERABLE(clist) != 0) == reorderable)
7755 return;
7756
7757 widget = GTK_WIDGET (clist);
7758
7759 if (reorderable)
7760 {
7761 GTK_CLIST_SET_FLAG (clist, CLIST_REORDERABLE);
7762 gtk_drag_dest_set (widget,
7763 GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP,
7764 &clist_target_table, 1, GDK_ACTION_MOVE);
7765 }
7766 else
7767 {
7768 GTK_CLIST_UNSET_FLAG (clist, CLIST_REORDERABLE);
7769 gtk_drag_dest_unset (GTK_WIDGET (clist));
7770 }
7771 }
7772
7773 void
gtk_clist_set_use_drag_icons(GtkCList * clist,gboolean use_icons)7774 gtk_clist_set_use_drag_icons (GtkCList *clist,
7775 gboolean use_icons)
7776 {
7777 g_return_if_fail (GTK_IS_CLIST (clist));
7778
7779 if (use_icons != 0)
7780 GTK_CLIST_SET_FLAG (clist, CLIST_USE_DRAG_ICONS);
7781 else
7782 GTK_CLIST_UNSET_FLAG (clist, CLIST_USE_DRAG_ICONS);
7783 }
7784
7785 void
gtk_clist_set_button_actions(GtkCList * clist,guint button,guint8 button_actions)7786 gtk_clist_set_button_actions (GtkCList *clist,
7787 guint button,
7788 guint8 button_actions)
7789 {
7790 g_return_if_fail (GTK_IS_CLIST (clist));
7791
7792 if (button < MAX_BUTTON)
7793 {
7794 if (gdk_display_pointer_is_grabbed (gtk_widget_get_display (GTK_WIDGET (clist))) ||
7795 GTK_WIDGET_HAS_GRAB (clist))
7796 {
7797 remove_grab (clist);
7798 clist->drag_button = 0;
7799 }
7800
7801 GTK_CLIST_GET_CLASS (clist)->resync_selection (clist, NULL);
7802
7803 clist->button_actions[button] = button_actions;
7804 }
7805 }
7806
7807 #include "gtkaliasdef.c"
7808