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c67daf87 1/* ///////////////////////////////////////////////////////////////////////////
c67d8618 2// Name: win_gtk.c
01111366 3// Purpose: native GTK+ widget for wxWindows
c801d85f 4// Author: Robert Roebling
c67d8618 5// Id: $Id$
01111366 6// Copyright: (c) 1998 Robert Roebling
c801d85f 7// Licence: wxWindows licence
c67daf87 8/////////////////////////////////////////////////////////////////////////// */
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9
10#include "wx/gtk/win_gtk.h"
034be888 11#include "gtk/gtksignal.h"
38c7b3d3 12
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13#ifdef __cplusplus
14extern "C" {
15#endif /* __cplusplus */
16
17static void gtk_myfixed_class_init (GtkMyFixedClass *klass);
18static void gtk_myfixed_init (GtkMyFixed *myfixed);
19static void gtk_myfixed_map (GtkWidget *widget);
034be888 20#if (GTK_MINOR_VERSION == 0)
c801d85f 21static void gtk_myfixed_unmap (GtkWidget *widget);
38c7b3d3 22#endif
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23static void gtk_myfixed_realize (GtkWidget *widget);
24static void gtk_myfixed_size_request (GtkWidget *widget,
25 GtkRequisition *requisition);
26static void gtk_myfixed_size_allocate (GtkWidget *widget,
27 GtkAllocation *allocation);
28static void gtk_myfixed_paint (GtkWidget *widget,
29 GdkRectangle *area);
30static void gtk_myfixed_draw (GtkWidget *widget,
31 GdkRectangle *area);
32static gint gtk_myfixed_expose (GtkWidget *widget,
33 GdkEventExpose *event);
34static void gtk_myfixed_add (GtkContainer *container,
35 GtkWidget *widget);
36static void gtk_myfixed_remove (GtkContainer *container,
37 GtkWidget *widget);
38static void gtk_myfixed_foreach (GtkContainer *container,
d345e841 39#if (GTK_MINOR_VERSION > 0)
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40 gboolean include_internals,
41#endif
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42 GtkCallback callback,
43 gpointer callback_data);
034be888 44#if (GTK_MINOR_VERSION > 0)
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45static GtkType gtk_myfixed_child_type (GtkContainer *container);
46#endif
c801d85f 47
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48#if (GTK_MINOR_VERSION > 0)
49static void gtk_myfixed_scroll_set_adjustments (GtkMyFixed *myfixed,
50 GtkAdjustment *hadj,
51 GtkAdjustment *vadj);
52#endif
c801d85f 53
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54
55
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56static GtkContainerClass *parent_class = NULL;
57
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58guint
59gtk_myfixed_get_type ()
60{
61 static guint myfixed_type = 0;
62
63 if (!myfixed_type)
64 {
65 GtkTypeInfo myfixed_info =
66 {
67 "GtkMyFixed",
68 sizeof (GtkMyFixed),
69 sizeof (GtkMyFixedClass),
70 (GtkClassInitFunc) gtk_myfixed_class_init,
71 (GtkObjectInitFunc) gtk_myfixed_init,
034be888 72#if (GTK_MINOR_VERSION > 0)
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73 /* reserved_1 */ NULL,
74 /* reserved_2 */ NULL,
75 (GtkClassInitFunc) NULL,
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76#else
77 (GtkArgSetFunc) NULL,
78 (GtkArgGetFunc) NULL,
38c7b3d3 79#endif
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80 };
81
82 myfixed_type = gtk_type_unique (gtk_container_get_type (), &myfixed_info);
83 }
84
85 return myfixed_type;
86}
87
88static void
89gtk_myfixed_class_init (GtkMyFixedClass *klass)
90{
91 GtkObjectClass *object_class;
92 GtkWidgetClass *widget_class;
93 GtkContainerClass *container_class;
94
95 object_class = (GtkObjectClass*) klass;
96 widget_class = (GtkWidgetClass*) klass;
97 container_class = (GtkContainerClass*) klass;
f5368809 98
034be888 99#if (GTK_MINOR_VERSION > 0)
38c7b3d3 100 parent_class = gtk_type_class (GTK_TYPE_CONTAINER);
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101#else
102 parent_class = gtk_type_class (gtk_container_get_type ());
38c7b3d3 103#endif
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104
105 widget_class->map = gtk_myfixed_map;
034be888 106#if (GTK_MINOR_VERSION == 0)
c801d85f 107 widget_class->unmap = gtk_myfixed_unmap;
38c7b3d3 108#endif
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109 widget_class->realize = gtk_myfixed_realize;
110 widget_class->size_request = gtk_myfixed_size_request;
111 widget_class->size_allocate = gtk_myfixed_size_allocate;
112 widget_class->draw = gtk_myfixed_draw;
113 widget_class->expose_event = gtk_myfixed_expose;
114
115 container_class->add = gtk_myfixed_add;
116 container_class->remove = gtk_myfixed_remove;
d345e841 117#if (GTK_MINOR_VERSION > 0)
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118 container_class->forall = gtk_myfixed_foreach;
119#else
c801d85f 120 container_class->foreach = gtk_myfixed_foreach;
75ed1d15 121#endif
38c7b3d3 122
034be888 123#if (GTK_MINOR_VERSION > 0)
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124 container_class->child_type = gtk_myfixed_child_type;
125#endif
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126
127#if (GTK_MINOR_VERSION > 0)
128 klass->set_scroll_adjustments = gtk_myfixed_scroll_set_adjustments;
129
130 widget_class->set_scroll_adjustments_signal =
131 gtk_signal_new ("set_scroll_adjustments",
132 GTK_RUN_LAST,
133 object_class->type,
134 GTK_SIGNAL_OFFSET (GtkMyFixedClass, set_scroll_adjustments),
135 gtk_marshal_NONE__POINTER_POINTER,
136 GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT);
137#endif
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138}
139
034be888 140#if (GTK_MINOR_VERSION > 0)
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141static GtkType
142gtk_myfixed_child_type (GtkContainer *container)
143{
144 return GTK_TYPE_WIDGET;
c801d85f 145}
38c7b3d3 146#endif
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147
148static void
149gtk_myfixed_init (GtkMyFixed *myfixed)
150{
151 GTK_WIDGET_UNSET_FLAGS (myfixed, GTK_NO_WINDOW);
38c7b3d3 152
034be888 153#if (GTK_MINOR_VERSION == 0)
c801d85f 154 GTK_WIDGET_SET_FLAGS (myfixed, GTK_BASIC);
38c7b3d3 155#endif
f5368809 156
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157#if (GTK_MINOR_VERSION > 0)
158 myfixed->shadow_type = GTK_SHADOW_NONE;
159#endif
160
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161 myfixed->children = NULL;
162}
163
164GtkWidget*
165gtk_myfixed_new ()
166{
167 GtkMyFixed *myfixed;
168
169 myfixed = gtk_type_new (gtk_myfixed_get_type ());
170
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171 return GTK_WIDGET (myfixed);
172}
173
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174#if (GTK_MINOR_VERSION > 0)
175void gtk_myfixed_scroll_set_adjustments (GtkMyFixed *myfixed,
176 GtkAdjustment *hadj,
177 GtkAdjustment *vadj)
178{
179 /* OK, this is embarassing, but this function has to be here */
180}
181
182void
183gtk_myfixed_set_shadow_type (GtkMyFixed *myfixed,
184 GtkShadowType type)
185{
186 g_return_if_fail (myfixed != NULL);
187 g_return_if_fail (GTK_IS_MYFIXED (myfixed));
188
189 if ((GtkShadowType) myfixed->shadow_type != type)
190 {
191 myfixed->shadow_type = type;
192
193 if (GTK_WIDGET_VISIBLE (myfixed))
194 {
195 gtk_widget_size_allocate (GTK_WIDGET (myfixed), &(GTK_WIDGET (myfixed)->allocation));
196 gtk_widget_queue_draw (GTK_WIDGET (myfixed));
197 }
198 }
199}
200#endif
201
c801d85f 202void
034be888 203gtk_myfixed_put (GtkMyFixed *myfixed,
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204 GtkWidget *widget,
205 gint16 x,
206 gint16 y)
207{
208 GtkMyFixedChild *child_info;
209
210 g_return_if_fail (myfixed != NULL);
211 g_return_if_fail (GTK_IS_MYFIXED (myfixed));
212 g_return_if_fail (widget != NULL);
213
214 child_info = g_new (GtkMyFixedChild, 1);
215 child_info->widget = widget;
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216 child_info->x = x;
217 child_info->y = y;
d4c99d6f 218
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219 gtk_widget_set_parent (widget, GTK_WIDGET (myfixed));
220
221 myfixed->children = g_list_append (myfixed->children, child_info);
222
223 if (GTK_WIDGET_REALIZED (myfixed) && !GTK_WIDGET_REALIZED (widget))
224 gtk_widget_realize (widget);
225
226 if (GTK_WIDGET_MAPPED (myfixed) && !GTK_WIDGET_MAPPED (widget))
227 gtk_widget_map (widget);
228
229 if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (myfixed))
230 gtk_widget_queue_resize (GTK_WIDGET (myfixed));
231}
232
233void
234gtk_myfixed_move (GtkMyFixed *myfixed,
235 GtkWidget *widget,
236 gint16 x,
237 gint16 y)
238{
239 GtkMyFixedChild *child;
240 GList *children;
241
242 g_return_if_fail (myfixed != NULL);
243 g_return_if_fail (GTK_IS_MYFIXED (myfixed));
244 g_return_if_fail (widget != NULL);
245
246 children = myfixed->children;
247 while (children)
248 {
249 child = children->data;
250 children = children->next;
251
252 if (child->widget == widget)
253 {
463c1fa1 254 if ((child->x == x) && (child->y == y)) return;
fb1585ae 255
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256 child->x = x;
257 child->y = y;
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258
259 if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (myfixed))
260 gtk_widget_queue_resize (GTK_WIDGET (myfixed));
261
262 break;
263 }
264 }
265}
266
267static void
268gtk_myfixed_map (GtkWidget *widget)
269{
270 GtkMyFixed *myfixed;
271 GtkMyFixedChild *child;
272 GList *children;
273
274 g_return_if_fail (widget != NULL);
275 g_return_if_fail (GTK_IS_MYFIXED (widget));
276
277 GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
278 myfixed = GTK_MYFIXED (widget);
279
280 gdk_window_show (widget->window);
281
282 children = myfixed->children;
283 while (children)
284 {
285 child = children->data;
286 children = children->next;
287
288 if (GTK_WIDGET_VISIBLE (child->widget) &&
289 !GTK_WIDGET_MAPPED (child->widget))
290 gtk_widget_map (child->widget);
291 }
292}
293
034be888 294#if (GTK_MINOR_VERSION == 0)
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295static void
296gtk_myfixed_unmap (GtkWidget *widget)
297{
298 g_return_if_fail (widget != NULL);
299 g_return_if_fail (GTK_IS_MYFIXED (widget));
300
301 GTK_WIDGET_UNSET_FLAGS (widget, GTK_MAPPED);
302}
38c7b3d3 303#endif
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304
305static void
306gtk_myfixed_realize (GtkWidget *widget)
307{
d4c99d6f 308 GtkMyFixed *myfixed;
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309 GdkWindowAttr attributes;
310 gint attributes_mask;
311
312 g_return_if_fail (widget != NULL);
313 g_return_if_fail (GTK_IS_MYFIXED (widget));
314
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315 myfixed = GTK_MYFIXED (widget);
316
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317 GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
318
319 attributes.window_type = GDK_WINDOW_CHILD;
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320
321#if (GTK_MINOR_VERSION > 0)
322 if (myfixed->shadow_type != GTK_SHADOW_NONE)
323 {
324 attributes.x = 2;
325 attributes.y = 2;
326 }
327 else
328 {
329 attributes.x = 0;
330 attributes.y = 0;
331 }
332 attributes.width = MAX (1, (gint)widget->allocation.width - attributes.x * 2 );
333 attributes.height = MAX (1, (gint)widget->allocation.height - attributes.y * 2 );
334#else
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335 attributes.x = widget->allocation.x;
336 attributes.y = widget->allocation.y;
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337 attributes.width = 32000;
338 attributes.height = 32000;
034be888 339#endif
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340 attributes.wclass = GDK_INPUT_OUTPUT;
341 attributes.visual = gtk_widget_get_visual (widget);
342 attributes.colormap = gtk_widget_get_colormap (widget);
343 attributes.event_mask = gtk_widget_get_events (widget);
344 attributes.event_mask |=
345 GDK_EXPOSURE_MASK |
346 GDK_POINTER_MOTION_MASK |
aae24d21 347 GDK_POINTER_MOTION_HINT_MASK |
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348 GDK_BUTTON_MOTION_MASK |
349 GDK_BUTTON1_MOTION_MASK |
350 GDK_BUTTON2_MOTION_MASK |
351 GDK_BUTTON3_MOTION_MASK |
352 GDK_BUTTON_PRESS_MASK |
353 GDK_BUTTON_RELEASE_MASK |
354 GDK_KEY_PRESS_MASK |
355 GDK_KEY_RELEASE_MASK |
356 GDK_ENTER_NOTIFY_MASK |
357 GDK_LEAVE_NOTIFY_MASK |
358 GDK_FOCUS_CHANGE_MASK;
359
360 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
361
362 widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes,
363 attributes_mask);
364 gdk_window_set_user_data (widget->window, widget);
365
366 widget->style = gtk_style_attach (widget->style, widget->window);
367 gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
368}
369
370static void
371gtk_myfixed_size_request (GtkWidget *widget,
372 GtkRequisition *requisition)
373{
374 GtkMyFixed *myfixed;
375 GtkMyFixedChild *child;
376 GList *children;
377
378 g_return_if_fail (widget != NULL);
379 g_return_if_fail (GTK_IS_MYFIXED (widget));
380 g_return_if_fail (requisition != NULL);
381
382 myfixed = GTK_MYFIXED (widget);
383
384 requisition->width = 0;
385 requisition->height = 0;
386
387 children = myfixed->children;
388 while (children)
389 {
390 child = children->data;
391 children = children->next;
392
393 if (GTK_WIDGET_VISIBLE (child->widget))
394 {
395 gtk_widget_size_request (child->widget, &child->widget->requisition);
396 }
397 }
398}
399
400static void
401gtk_myfixed_size_allocate (GtkWidget *widget,
402 GtkAllocation *allocation)
403{
404 GtkMyFixed *myfixed;
034be888 405 gint border;
c801d85f 406 GtkMyFixedChild *child;
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407 GtkAllocation child_allocation;
408 GList *children;
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409
410 g_return_if_fail (widget != NULL);
411 g_return_if_fail (GTK_IS_MYFIXED(widget));
412 g_return_if_fail (allocation != NULL);
413
414 myfixed = GTK_MYFIXED (widget);
415
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416 if (myfixed->shadow_type == GTK_SHADOW_NONE)
417 border = 0;
418 else
419 border = 2;
420
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421 widget->allocation = *allocation;
422 if (GTK_WIDGET_REALIZED (widget))
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423 {
424 gdk_window_move_resize( widget->window,
425 allocation->x+border, allocation->y+border,
426#if (GTK_MINOR_VERSION > 0)
427 allocation->width-border*2, allocation->height-border*2 );
428#else
429 32000, 32000 );
430#endif
431 }
c801d85f 432
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433 children = myfixed->children;
434 while (children)
435 {
436 child = children->data;
437 children = children->next;
438
439 if (GTK_WIDGET_VISIBLE (child->widget))
440 {
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441 child_allocation.x = child->x;
442 child_allocation.y = child->y;
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443 child_allocation.width = child->widget->requisition.width;
444 child_allocation.height = child->widget->requisition.height;
445 gtk_widget_size_allocate (child->widget, &child_allocation);
446 }
447 }
448}
449
450static void
451gtk_myfixed_paint (GtkWidget *widget,
452 GdkRectangle *area)
453{
454 g_return_if_fail (widget != NULL);
455 g_return_if_fail (GTK_IS_MYFIXED (widget));
456 g_return_if_fail (area != NULL);
457
458 if (GTK_WIDGET_DRAWABLE (widget))
459 gdk_window_clear_area (widget->window,
460 area->x, area->y,
461 area->width, area->height);
462}
463
464static void
465gtk_myfixed_draw (GtkWidget *widget,
466 GdkRectangle *area)
467{
468 GtkMyFixed *myfixed;
469 GtkMyFixedChild *child;
470 GdkRectangle child_area;
471 GList *children;
472
473 g_return_if_fail (widget != NULL);
474 g_return_if_fail (GTK_IS_MYFIXED (widget));
475
476 if (GTK_WIDGET_DRAWABLE (widget))
477 {
478 myfixed = GTK_MYFIXED (widget);
479 gtk_myfixed_paint (widget, area);
480
481 children = myfixed->children;
482 while (children)
483 {
484 child = children->data;
485 children = children->next;
486
487 if (gtk_widget_intersect (child->widget, area, &child_area))
488 gtk_widget_draw (child->widget, &child_area);
489 }
490 }
491}
492
493static gint
494gtk_myfixed_expose (GtkWidget *widget,
495 GdkEventExpose *event)
496{
497 GtkMyFixed *myfixed;
498 GtkMyFixedChild *child;
499 GdkEventExpose child_event;
500 GList *children;
501
502 g_return_val_if_fail (widget != NULL, FALSE);
503 g_return_val_if_fail (GTK_IS_MYFIXED (widget), FALSE);
504 g_return_val_if_fail (event != NULL, FALSE);
505
506 if (GTK_WIDGET_DRAWABLE (widget))
507 {
508 myfixed = GTK_MYFIXED (widget);
509
510 child_event = *event;
511
512 children = myfixed->children;
513 while (children)
514 {
515 child = children->data;
516 children = children->next;
517
518 if (GTK_WIDGET_NO_WINDOW (child->widget) &&
519 gtk_widget_intersect (child->widget, &event->area,
520 &child_event.area))
521 gtk_widget_event (child->widget, (GdkEvent*) &child_event);
522 }
523 }
524
525 return FALSE;
526}
527
528static void
529gtk_myfixed_add (GtkContainer *container,
530 GtkWidget *widget)
531{
532 g_return_if_fail (container != NULL);
533 g_return_if_fail (GTK_IS_MYFIXED (container));
534 g_return_if_fail (widget != NULL);
535
536 gtk_myfixed_put (GTK_MYFIXED (container), widget, 0, 0);
537}
538
539static void
540gtk_myfixed_remove (GtkContainer *container,
541 GtkWidget *widget)
542{
543 GtkMyFixed *myfixed;
544 GtkMyFixedChild *child;
545 GList *children;
546
547 g_return_if_fail (container != NULL);
548 g_return_if_fail (GTK_IS_MYFIXED (container));
549 g_return_if_fail (widget != NULL);
550
551 myfixed = GTK_MYFIXED (container);
552
553 children = myfixed->children;
554 while (children)
555 {
556 child = children->data;
557
558 if (child->widget == widget)
559 {
560 gtk_widget_unparent (widget);
561
562 myfixed->children = g_list_remove_link (myfixed->children, children);
563 g_list_free (children);
564 g_free (child);
565
566 if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (container))
567 gtk_widget_queue_resize (GTK_WIDGET (container));
568
569 break;
570 }
571
572 children = children->next;
573 }
574}
575
576static void
577gtk_myfixed_foreach (GtkContainer *container,
d345e841 578#if (GTK_MINOR_VERSION > 0)
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579 gboolean include_internals,
580#endif
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581 GtkCallback callback,
582 gpointer callback_data)
583{
584 GtkMyFixed *myfixed;
585 GtkMyFixedChild *child;
586 GList *children;
587
588 g_return_if_fail (container != NULL);
589 g_return_if_fail (GTK_IS_MYFIXED (container));
590 g_return_if_fail (callback != NULL);
591
592 myfixed = GTK_MYFIXED (container);
593
594 children = myfixed->children;
595 while (children)
596 {
597 child = children->data;
598 children = children->next;
599
600 (* callback) (child->widget, callback_data);
601 }
602}
603
604
605#ifdef __cplusplus
606}
607#endif /* __cplusplus */
608