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[wxWidgets.git] / src / gtk1 / window.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: window.cpp
3 // Purpose:
4 // Author: Robert Roebling
5 // Created: 01/02/97
6 // Id:
7 // Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
10
11
12 #ifdef __GNUG__
13 #pragma implementation "window.h"
14 #endif
15
16 #include "wx/defs.h"
17 #include "wx/window.h"
18 #include "wx/dc.h"
19 #include "wx/frame.h"
20 #include "wx/app.h"
21 #include "wx/layout.h"
22 #include "wx/utils.h"
23 #include "wx/dialog.h"
24 #include "wx/msgdlg.h"
25 #include "wx/dcclient.h"
26 #include "wx/dnd.h"
27 #include "wx/mdi.h"
28 #include "wx/notebook.h"
29 #include "gdk/gdkkeysyms.h"
30 #include <math.h>
31 #include "wx/gtk/win_gtk.h"
32 #include "gdk/gdkprivate.h"
33
34 //-----------------------------------------------------------------------------
35 // data
36 //-----------------------------------------------------------------------------
37
38 extern wxList wxPendingDelete;
39 extern wxList wxTopLevelWindows;
40 extern bool g_blockEventsOnDrag;
41
42 //-----------------------------------------------------------------------------
43 // GTK callbacks for wxWindows event system
44 //-----------------------------------------------------------------------------
45
46 //-----------------------------------------------------------------------------
47 // expose (of m_wxwindow, not of m_widget)
48
49 void gtk_window_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_event, wxWindow *win )
50 {
51 if (!win->HasVMT()) return;
52 if (g_blockEventsOnDrag) return;
53
54 /*
55 printf( "OnExpose from " );
56 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
57 printf( win->GetClassInfo()->GetClassName() );
58 printf( ".\n" );
59
60 printf( "x: %d \n", gdk_event->area.x );
61 printf( "y: %d \n", gdk_event->area.y );
62 printf( "w: %d \n", gdk_event->area.width );
63 printf( "h: %d \n", gdk_event->area.height );
64 */
65
66 win->m_updateRegion.Union( gdk_event->area.x,
67 gdk_event->area.y,
68 gdk_event->area.width,
69 gdk_event->area.height );
70
71 if (gdk_event->count > 0) return;
72
73 wxPaintEvent event( win->GetId() );
74 event.SetEventObject( win );
75 win->ProcessEvent( event );
76
77 win->m_updateRegion.Clear();
78 };
79
80 //-----------------------------------------------------------------------------
81 // draw (of m_wxwindow, not of m_widget)
82
83 void gtk_window_draw_callback( GtkWidget *WXUNUSED(widget), GdkRectangle *rect, wxWindow *win )
84 {
85 if (!win->HasVMT()) return;
86 if (g_blockEventsOnDrag) return;
87
88 /*
89 printf( "OnDraw from " );
90 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
91 printf( win->GetClassInfo()->GetClassName() );
92 printf( ".\n" );
93
94 printf( "x: %d \n", rect->x );
95 printf( "y: %d \n", rect->y );
96 printf( "w: %d \n", rect->width );
97 printf( "h: %d \n", rect->height );
98 */
99
100 win->m_updateRegion.Union( rect->x, rect->y, rect->width, rect->height );
101
102 wxPaintEvent event( win->GetId() );
103 event.SetEventObject( win );
104 win->ProcessEvent( event );
105
106 win->m_updateRegion.Clear();
107 };
108
109 //-----------------------------------------------------------------------------
110 // size
111 // I don't any longer intercept GTK's internal resize events, except
112 // for frames and from within MDI and tabbed windows (client area
113 // size determined internally by GTK, not wxWin).
114
115 /*
116 void gtk_window_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
117 {
118 if (!win->HasVMT()) return;
119 if (g_blockEventsOnDrag) return;
120
121 return;
122
123 if ((win->m_x == alloc->x) &&
124 (win->m_y == alloc->y) &&
125 (win->m_width == alloc->width) &&
126 (win->m_height == alloc->height))
127 {
128 return;
129 };
130
131 printf( "OnResize from " );
132 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
133 printf( win->GetClassInfo()->GetClassName() );
134 printf( " .\n" );
135
136 printf( " Old: X: %d Y: %d ", win->m_x, win->m_y );
137 printf( " W: %d H: %d ", win->m_width, win->m_height );
138 printf( " .\n" );
139
140 printf( " New: X: %d Y: %d ", alloc->x, alloc->y );
141 printf( " W: %d H: %d ", alloc->width, alloc->height );
142 printf( " .\n" );
143
144 wxSizeEvent event( wxSize( alloc->width, alloc->height), win->GetId() );
145 event.SetEventObject( win );
146 win->ProcessEvent( event );
147 };
148 */
149
150 //-----------------------------------------------------------------------------
151 // key_press
152
153 gint gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget), GdkEventKey *gdk_event, wxWindow *win )
154 {
155 if (!win->HasVMT()) return FALSE;
156 if (g_blockEventsOnDrag) return FALSE;
157
158 /*
159 printf( "OnKeyPress from " );
160 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
161 printf( win->GetClassInfo()->GetClassName() );
162 printf( ".\n" );
163 */
164
165 long key_code = 0;
166 switch (gdk_event->keyval)
167 {
168 case GDK_BackSpace: key_code = WXK_BACK; break;
169 case GDK_Tab: key_code = WXK_TAB; break;
170 case GDK_Linefeed: key_code = WXK_RETURN; break;
171 case GDK_Clear: key_code = WXK_CLEAR; break;
172 case GDK_Return: key_code = WXK_RETURN; break;
173 case GDK_Pause: key_code = WXK_PAUSE; break;
174 case GDK_Scroll_Lock: key_code = WXK_SCROLL; break;
175 case GDK_Escape: key_code = WXK_ESCAPE; break;
176 case GDK_Delete: key_code = WXK_DELETE; break;
177 case GDK_Home: key_code = WXK_HOME; break;
178 case GDK_Left: key_code = WXK_LEFT; break;
179 case GDK_Up: key_code = WXK_UP; break;
180 case GDK_Right: key_code = WXK_RIGHT; break;
181 case GDK_Down: key_code = WXK_DOWN; break;
182 case GDK_Prior: key_code = WXK_PRIOR; break;
183 // case GDK_Page_Up: key_code = WXK_PAGEUP; break;
184 case GDK_Next: key_code = WXK_NEXT; break;
185 // case GDK_Page_Down: key_code = WXK_PAGEDOWN; break;
186 case GDK_End: key_code = WXK_END; break;
187 case GDK_Begin: key_code = WXK_HOME; break;
188 case GDK_Select: key_code = WXK_SELECT; break;
189 case GDK_Print: key_code = WXK_PRINT; break;
190 case GDK_Execute: key_code = WXK_EXECUTE; break;
191 case GDK_Insert: key_code = WXK_INSERT; break;
192 case GDK_Num_Lock: key_code = WXK_NUMLOCK; break;
193 case GDK_KP_Tab: key_code = WXK_TAB; break;
194 case GDK_KP_Enter: key_code = WXK_RETURN; break;
195 case GDK_KP_Home: key_code = WXK_HOME; break;
196 case GDK_KP_Left: key_code = WXK_LEFT; break;
197 case GDK_KP_Up: key_code = WXK_UP; break;
198 case GDK_KP_Right: key_code = WXK_RIGHT; break;
199 case GDK_KP_Down: key_code = WXK_DOWN; break;
200 case GDK_KP_Prior: key_code = WXK_PRIOR; break;
201 // case GDK_KP_Page_Up: key_code = WXK_PAGEUP; break;
202 case GDK_KP_Next: key_code = WXK_NEXT; break;
203 // case GDK_KP_Page_Down: key_code = WXK_PAGEDOWN; break;
204 case GDK_KP_End: key_code = WXK_END; break;
205 case GDK_KP_Begin: key_code = WXK_HOME; break;
206 case GDK_KP_Insert: key_code = WXK_INSERT; break;
207 case GDK_KP_Delete: key_code = WXK_DELETE; break;
208 case GDK_KP_Multiply: key_code = WXK_MULTIPLY; break;
209 case GDK_KP_Add: key_code = WXK_ADD; break;
210 case GDK_KP_Separator: key_code = WXK_SEPARATOR; break;
211 case GDK_KP_Subtract: key_code = WXK_SUBTRACT; break;
212 case GDK_KP_Decimal: key_code = WXK_DECIMAL; break;
213 case GDK_KP_Divide: key_code = WXK_DIVIDE; break;
214 case GDK_KP_0: key_code = WXK_NUMPAD0; break;
215 case GDK_KP_1: key_code = WXK_NUMPAD1; break;
216 case GDK_KP_2: key_code = WXK_NUMPAD2; break;
217 case GDK_KP_3: key_code = WXK_NUMPAD3; break;
218 case GDK_KP_4: key_code = WXK_NUMPAD4; break;
219 case GDK_KP_5: key_code = WXK_NUMPAD5; break;
220 case GDK_KP_6: key_code = WXK_NUMPAD6; break;
221 case GDK_KP_7: key_code = WXK_NUMPAD7; break;
222 case GDK_KP_8: key_code = WXK_NUMPAD7; break;
223 case GDK_KP_9: key_code = WXK_NUMPAD9; break;
224 case GDK_F1: key_code = WXK_F1; break;
225 case GDK_F2: key_code = WXK_F2; break;
226 case GDK_F3: key_code = WXK_F3; break;
227 case GDK_F4: key_code = WXK_F4; break;
228 case GDK_F5: key_code = WXK_F5; break;
229 case GDK_F6: key_code = WXK_F6; break;
230 case GDK_F7: key_code = WXK_F7; break;
231 case GDK_F8: key_code = WXK_F8; break;
232 case GDK_F9: key_code = WXK_F9; break;
233 case GDK_F10: key_code = WXK_F10; break;
234 case GDK_F11: key_code = WXK_F11; break;
235 case GDK_F12: key_code = WXK_F12; break;
236 default:
237 {
238 if ((gdk_event->keyval >= 0x20) && (gdk_event->keyval <= 0xFF))
239 key_code = gdk_event->keyval;
240 };
241 };
242
243 if (!key_code) return FALSE;
244
245 wxKeyEvent event( wxEVT_CHAR );
246 event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
247 event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
248 event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
249 event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
250 event.m_keyCode = key_code;
251 event.m_x = 0;
252 event.m_y = 0;
253 event.SetEventObject( win );
254 return win->ProcessEvent( event );
255 };
256
257 //-----------------------------------------------------------------------------
258 // button_press
259
260 gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxWindow *win )
261 {
262 if (widget->window != gdk_event->window) return FALSE;
263 if (g_blockEventsOnDrag) return FALSE;
264
265 if (win->m_wxwindow)
266 {
267 if (GTK_WIDGET_CAN_FOCUS(win->m_wxwindow) && !GTK_WIDGET_HAS_FOCUS (win->m_wxwindow) )
268 {
269 gtk_widget_grab_focus (win->m_wxwindow);
270
271 /*
272 printf( "GrabFocus from " );
273 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
274 printf( win->GetClassInfo()->GetClassName() );
275 printf( ".\n" );
276 */
277
278 };
279 };
280
281 if (!win->HasVMT()) return FALSE;
282
283 /*
284 printf( "OnButtonPress from " );
285 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
286 printf( win->GetClassInfo()->GetClassName() );
287 printf( ".\n" );
288 */
289
290 wxEventType event_type = wxEVT_LEFT_DOWN;
291
292 if (gdk_event->button == 1)
293 {
294 switch (gdk_event->type)
295 {
296 case GDK_BUTTON_PRESS: event_type = wxEVT_LEFT_DOWN; break;
297 case GDK_2BUTTON_PRESS: event_type = wxEVT_LEFT_DCLICK; break;
298 default: break;
299 };
300 }
301 else if (gdk_event->button == 2)
302 {
303 switch (gdk_event->type)
304 {
305 case GDK_BUTTON_PRESS: event_type = wxEVT_MIDDLE_DOWN; break;
306 case GDK_2BUTTON_PRESS: event_type = wxEVT_MIDDLE_DCLICK; break;
307 default: break;
308 };
309 }
310 else if (gdk_event->button == 3)
311 {
312 switch (gdk_event->type)
313 {
314 case GDK_BUTTON_PRESS: event_type = wxEVT_RIGHT_DOWN; break;
315 case GDK_2BUTTON_PRESS: event_type = wxEVT_RIGHT_DCLICK; break;
316 default: break;
317 };
318 };
319
320 wxMouseEvent event( event_type );
321 event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
322 event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
323 event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
324 event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
325 event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
326 event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
327 event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
328
329 event.m_x = (long)gdk_event->x;
330 event.m_y = (long)gdk_event->y;
331 event.SetEventObject( win );
332
333 win->ProcessEvent( event );
334
335 return TRUE;
336 };
337
338 //-----------------------------------------------------------------------------
339 // button_release
340
341 gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxWindow *win )
342 {
343 if (widget->window != gdk_event->window) return TRUE;
344
345 if (g_blockEventsOnDrag) return FALSE;
346
347 if (!win->HasVMT()) return FALSE;
348
349 /*
350 printf( "OnButtonRelease from " );
351 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
352 printf( win->GetClassInfo()->GetClassName() );
353 printf( ".\n" );
354 */
355
356 wxEventType event_type = wxEVT_NULL;
357
358 switch (gdk_event->button)
359 {
360 case 1: event_type = wxEVT_LEFT_UP; break;
361 case 2: event_type = wxEVT_MIDDLE_UP; break;
362 case 3: event_type = wxEVT_RIGHT_UP; break;
363 };
364
365 wxMouseEvent event( event_type );
366 event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
367 event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
368 event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
369 event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
370 event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
371 event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
372 event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
373 event.m_x = (long)gdk_event->x;
374 event.m_y = (long)gdk_event->y;
375 event.SetEventObject( win );
376
377 return win->ProcessEvent( event );
378 };
379
380 //-----------------------------------------------------------------------------
381 // motion_notify
382
383 gint gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion *gdk_event, wxWindow *win )
384 {
385 if (widget->window != gdk_event->window) return TRUE;
386
387 if (g_blockEventsOnDrag) return FALSE;
388
389 if (!win->HasVMT()) return FALSE;
390
391 /*
392 printf( "OnMotion from " );
393 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
394 printf( win->GetClassInfo()->GetClassName() );
395 printf( ".\n" );
396 */
397
398 wxMouseEvent event( wxEVT_MOTION );
399 event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
400 event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
401 event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
402 event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
403 event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
404 event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
405 event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
406
407 event.m_x = (long)gdk_event->x;
408 event.m_y = (long)gdk_event->y;
409 event.SetEventObject( win );
410
411 win->ProcessEvent( event );
412
413 return FALSE;
414 };
415
416 //-----------------------------------------------------------------------------
417 // focus_in
418
419 gint gtk_window_focus_in_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxWindow *win )
420 {
421 if (g_blockEventsOnDrag) return FALSE;
422 if (win->m_wxwindow)
423 {
424 if (GTK_WIDGET_CAN_FOCUS(win->m_wxwindow))
425 {
426 GTK_WIDGET_SET_FLAGS (win->m_wxwindow, GTK_HAS_FOCUS);
427 /*
428 printf( "SetFocus flag from " );
429 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
430 printf( win->GetClassInfo()->GetClassName() );
431 printf( ".\n" );
432 */
433 };
434 };
435
436 if (!win->HasVMT()) return FALSE;
437
438 /*
439 printf( "OnSetFocus from " );
440 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
441 printf( win->GetClassInfo()->GetClassName() );
442 printf( " " );
443 printf( WXSTRINGCAST win->GetLabel() );
444 printf( ".\n" );
445 */
446
447 wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() );
448 event.SetEventObject( win );
449 return win->ProcessEvent( event );
450 };
451
452 //-----------------------------------------------------------------------------
453 // focus out
454
455 gint gtk_window_focus_out_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxWindow *win )
456 {
457 if (g_blockEventsOnDrag) return FALSE;
458 if (win->m_wxwindow)
459 {
460 if (GTK_WIDGET_CAN_FOCUS(win->m_wxwindow))
461 GTK_WIDGET_UNSET_FLAGS (win->m_wxwindow, GTK_HAS_FOCUS);
462 };
463
464 if (!win->HasVMT()) return FALSE;
465
466 /*
467 printf( "OnKillFocus from " );
468 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
469 printf( win->GetClassInfo()->GetClassName() );
470 printf( ".\n" );
471 */
472
473 wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
474 event.SetEventObject( win );
475 return win->ProcessEvent( event );
476 };
477
478 //-----------------------------------------------------------------------------
479 // vertical scroll
480
481 void gtk_window_vscroll_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
482 {
483 if (g_blockEventsOnDrag) return;
484
485 /*
486 printf( "OnVScroll from " );
487 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
488 printf( win->GetClassInfo()->GetClassName() );
489 printf( ".\n" );
490 */
491
492 if (!win->HasVMT()) return;
493
494 float diff = win->m_vAdjust->value - win->m_oldVerticalPos;
495 if (fabs(diff) < 0.2) return;
496
497 /*
498 int i = (int)(win->m_oldVerticalPos+0.5);
499 printf( "Old value: %d.\n", i );
500 i = (int)(win->m_vAdjust->value+0.5);
501 printf( "Sending new value: %d.\n", i );
502 */
503
504 wxEventType command = wxEVT_NULL;
505
506 float line_step = win->m_vAdjust->step_increment;
507 float page_step = win->m_vAdjust->page_increment;
508
509 if (fabs(diff-line_step) < 0.2) command = wxEVT_SCROLL_LINEDOWN;
510 else if (fabs(diff+line_step) < 0.2) command = wxEVT_SCROLL_LINEUP;
511 else if (fabs(diff-page_step) < 0.2) command = wxEVT_SCROLL_PAGEDOWN;
512 else if (fabs(diff+page_step) < 0.2) command = wxEVT_SCROLL_PAGEUP;
513 else command = wxEVT_SCROLL_THUMBTRACK;
514
515 int value = (int)(win->m_vAdjust->value+0.5);
516
517 wxScrollEvent event( command, win->GetId(), value, wxVERTICAL );
518 event.SetEventObject( win );
519 win->ProcessEvent( event );
520 };
521
522 //-----------------------------------------------------------------------------
523 // horizontal scroll
524
525 void gtk_window_hscroll_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
526 {
527 if (g_blockEventsOnDrag) return;
528
529 /*
530 printf( "OnHScroll from " );
531 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
532 printf( win->GetClassInfo()->GetClassName() );
533 printf( ".\n" );
534 */
535
536 if (!win->HasVMT()) return;
537
538 float diff = win->m_hAdjust->value - win->m_oldHorizontalPos;
539 if (fabs(diff) < 0.2) return;
540
541 /*
542 int i = (int)(win->m_oldHorizontalPos+0.5);
543 printf( "Old value: %d.\n", i );
544 i = (int)(win->m_hAdjust->value+0.5);
545 printf( "Sending new value: %d.\n", i );
546 */
547
548 wxEventType command = wxEVT_NULL;
549
550 float line_step = win->m_hAdjust->step_increment;
551 float page_step = win->m_hAdjust->page_increment;
552
553 if (fabs(diff-line_step) < 0.2) command = wxEVT_SCROLL_LINEDOWN;
554 else if (fabs(diff+line_step) < 0.2) command = wxEVT_SCROLL_LINEUP;
555 else if (fabs(diff-page_step) < 0.2) command = wxEVT_SCROLL_PAGEDOWN;
556 else if (fabs(diff+page_step) < 0.2) command = wxEVT_SCROLL_PAGEUP;
557 else command = wxEVT_SCROLL_THUMBTRACK;
558
559 int value = (int)(win->m_hAdjust->value+0.5);
560
561 wxScrollEvent event( command, win->GetId(), value, wxHORIZONTAL );
562 event.SetEventObject( win );
563 win->ProcessEvent( event );
564 };
565
566 //-----------------------------------------------------------------------------
567 // vertical scroll change
568
569 void gtk_window_vscroll_change_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
570 {
571 if (g_blockEventsOnDrag) return;
572
573 /*
574 printf( "OnVScroll change from " );
575 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
576 printf( win->GetClassInfo()->GetClassName() );
577 printf( ".\n" );
578 */
579
580 if (!win->HasVMT()) return;
581
582 wxEventType command = wxEVT_SCROLL_THUMBTRACK;
583 int value = (int)(win->m_vAdjust->value+0.5);
584
585 wxScrollEvent event( command, win->GetId(), value, wxVERTICAL );
586 event.SetEventObject( win );
587 win->ProcessEvent( event );
588 };
589
590 //-----------------------------------------------------------------------------
591 // horizontal scroll change
592
593 void gtk_window_hscroll_change_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
594 {
595 if (g_blockEventsOnDrag) return;
596
597 /*
598 printf( "OnHScroll change from " );
599 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
600 printf( win->GetClassInfo()->GetClassName() );
601 printf( ".\n" );
602 */
603
604 if (!win->HasVMT()) return;
605
606 wxEventType command = wxEVT_SCROLL_THUMBTRACK;
607 int value = (int)(win->m_hAdjust->value+0.5);
608
609 wxScrollEvent event( command, win->GetId(), value, wxHORIZONTAL );
610 event.SetEventObject( win );
611 win->ProcessEvent( event );
612 };
613
614 //-----------------------------------------------------------------------------
615 // drop
616
617 void gtk_window_drop_callback( GtkWidget *widget, GdkEvent *event, wxWindow *win )
618 {
619 printf( "OnDrop.\n" );
620
621 if (win->GetDropTarget())
622 {
623 int x = 0;
624 int y = 0;
625 gdk_window_get_pointer( widget->window, &x, &y, NULL );
626 win->GetDropTarget()->Drop( event, x, y );
627 };
628
629 /*
630 g_free (event->dropdataavailable.data);
631 g_free (event->dropdataavailable.data_type);
632 */
633 }
634
635 //-----------------------------------------------------------------------------
636 // destroy
637
638 bool gtk_window_destroy_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxWindow *win )
639 {
640 printf( "OnDestroy from " );
641 if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
642 printf( win->GetClassInfo()->GetClassName() );
643 printf( ".\n" );
644 printf( "Goodbye.\n" );
645 printf( " Robert Roebling.\n" );
646
647 return FALSE;
648 };
649
650 //-----------------------------------------------------------------------------
651 // enter
652
653 bool gtk_window_enter_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxWindow *win )
654 {
655 if (widget->window != gdk_event->window) return TRUE;
656
657 if (g_blockEventsOnDrag) return FALSE;
658
659 if (widget->window)
660 gdk_window_set_cursor( widget->window, win->m_cursor->GetCursor() );
661
662 wxMouseEvent event( wxEVT_ENTER_WINDOW );
663 event.SetEventObject( win );
664 return win->ProcessEvent( event );
665 };
666
667 //-----------------------------------------------------------------------------
668 // leave
669
670 bool gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxWindow *win )
671 {
672 if (widget->window != gdk_event->window) return TRUE;
673
674 if (g_blockEventsOnDrag) return FALSE;
675
676 if (widget->window)
677 gdk_window_set_cursor( widget->window, wxSTANDARD_CURSOR->GetCursor() );
678
679 wxMouseEvent event( wxEVT_LEAVE_WINDOW );
680 event.SetEventObject( win );
681 return win->ProcessEvent( event );
682 };
683
684 //-----------------------------------------------------------------------------
685 // wxWindow implementation
686 //-----------------------------------------------------------------------------
687
688 IMPLEMENT_DYNAMIC_CLASS(wxWindow,wxEvtHandler)
689
690 BEGIN_EVENT_TABLE(wxWindow, wxEvtHandler)
691 // EVT_CHAR(wxWindow::OnChar)
692 EVT_SIZE(wxWindow::OnSize)
693 // EVT_ERASE_BACKGROUND(wxWindow::OnEraseBackground)
694 EVT_SYS_COLOUR_CHANGED(wxWindow::OnSysColourChanged)
695 EVT_INIT_DIALOG(wxWindow::OnInitDialog)
696 // EVT_IDLE(wxWindow::OnIdle)
697 END_EVENT_TABLE()
698
699 wxWindow::wxWindow()
700 {
701 m_widget = NULL;
702 m_wxwindow = NULL;
703 m_parent = NULL;
704 m_children.DeleteContents( FALSE );
705 m_x = 0;
706 m_y = 0;
707 m_width = 0;
708 m_height = 0;
709 m_retCode = 0;
710 m_eventHandler = this;
711 m_windowValidator = NULL;
712 m_windowId = -1;
713 m_cursor = new wxCursor( wxCURSOR_ARROW );
714 m_font = *wxSWISS_FONT;
715 m_windowStyle = 0;
716 m_windowName = "noname";
717 m_constraints = NULL;
718 m_constraintsInvolvedIn = NULL;
719 m_windowSizer = NULL;
720 m_sizerParent = NULL;
721 m_autoLayout = FALSE;
722 m_sizeSet = FALSE;
723 m_hasVMT = FALSE;
724 m_needParent = TRUE;
725 m_hasScrolling = FALSE;
726 m_hAdjust = NULL;
727 m_vAdjust = NULL;
728 m_oldHorizontalPos = 0.0;
729 m_oldVerticalPos = 0.0;
730 m_isShown = FALSE;
731 m_isEnabled = TRUE;
732 m_drawingOffsetX = 0;
733 m_drawingOffsetY = 0;
734 m_pDropTarget = NULL;
735 m_resizing = FALSE;
736 };
737
738 wxWindow::wxWindow( wxWindow *parent, wxWindowID id,
739 const wxPoint &pos, const wxSize &size,
740 long style, const wxString &name )
741 {
742 Create( parent, id, pos, size, style, name );
743 };
744
745 bool wxWindow::Create( wxWindow *parent, wxWindowID id,
746 const wxPoint &pos, const wxSize &size,
747 long style, const wxString &name )
748 {
749 m_isShown = FALSE;
750 m_isEnabled = TRUE;
751 m_needParent = TRUE;
752
753 PreCreation( parent, id, pos, size, style, name );
754
755 m_widget = gtk_scrolled_window_new( NULL, NULL );
756 m_hasScrolling = TRUE;
757
758 GtkScrolledWindow *s_window;
759 s_window = GTK_SCROLLED_WINDOW(m_widget);
760
761 GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
762 scroll_class->scrollbar_spacing = 0;
763
764 gtk_scrolled_window_set_policy( s_window, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
765
766 m_oldHorizontalPos = 0.0;
767 m_oldVerticalPos = 0.0;
768
769 m_hAdjust = gtk_range_get_adjustment( GTK_RANGE(s_window->hscrollbar) );
770 m_vAdjust = gtk_range_get_adjustment( GTK_RANGE(s_window->vscrollbar) );
771
772 gtk_signal_connect (GTK_OBJECT (m_hAdjust), "value_changed",
773 (GtkSignalFunc) gtk_window_hscroll_callback, (gpointer) this );
774 gtk_signal_connect (GTK_OBJECT (m_vAdjust), "value_changed",
775 (GtkSignalFunc) gtk_window_vscroll_callback, (gpointer) this );
776
777 gtk_signal_connect (GTK_OBJECT (m_hAdjust), "changed",
778 (GtkSignalFunc) gtk_window_hscroll_change_callback, (gpointer) this );
779 gtk_signal_connect (GTK_OBJECT (m_vAdjust), "changed",
780 (GtkSignalFunc) gtk_window_vscroll_change_callback, (gpointer) this );
781
782 GtkViewport *viewport;
783 viewport = GTK_VIEWPORT(s_window->viewport);
784
785 if (m_windowStyle & wxRAISED_BORDER)
786 {
787 gtk_viewport_set_shadow_type( viewport, GTK_SHADOW_OUT );
788 }
789 else if (m_windowStyle & wxSUNKEN_BORDER)
790 {
791 gtk_viewport_set_shadow_type( viewport, GTK_SHADOW_IN );
792 }
793 else
794 {
795 gtk_viewport_set_shadow_type( viewport, GTK_SHADOW_NONE );
796 };
797
798 m_wxwindow = gtk_myfixed_new();
799
800 if (m_windowStyle & wxTAB_TRAVERSAL == wxTAB_TRAVERSAL)
801 GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
802 else
803 GTK_WIDGET_SET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
804
805 gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
806
807 // shut the viewport up
808 gtk_viewport_set_hadjustment( viewport, (GtkAdjustment*) gtk_adjustment_new( 0.0, 0.0, 0.0, 0.0, 0.0, 0.0) );
809 gtk_viewport_set_vadjustment( viewport, (GtkAdjustment*) gtk_adjustment_new( 0.0, 0.0, 0.0, 0.0, 0.0, 0.0) );
810
811 // I _really_ don't want scrollbars in the beginning
812 m_vAdjust->lower = 0.0;
813 m_vAdjust->upper = 1.0;
814 m_vAdjust->value = 0.0;
815 m_vAdjust->step_increment = 1.0;
816 m_vAdjust->page_increment = 1.0;
817 m_vAdjust->page_size = 5.0;
818 gtk_signal_emit_by_name( GTK_OBJECT(m_vAdjust), "changed" );
819 m_hAdjust->lower = 0.0;
820 m_hAdjust->upper = 1.0;
821 m_hAdjust->value = 0.0;
822 m_hAdjust->step_increment = 1.0;
823 m_hAdjust->page_increment = 1.0;
824 m_hAdjust->page_size = 5.0;
825 gtk_signal_emit_by_name( GTK_OBJECT(m_hAdjust), "changed" );
826
827 gtk_widget_show( m_wxwindow );
828
829 PostCreation();
830
831 Show( TRUE );
832
833 return TRUE;
834 };
835
836 wxWindow::~wxWindow(void)
837 {
838 m_hasVMT = FALSE;
839
840 if (m_pDropTarget) delete m_pDropTarget;
841
842 if (m_parent) m_parent->RemoveChild( this );
843 if (m_widget) Show( FALSE );
844
845 DestroyChildren();
846
847 if (m_wxwindow) gtk_widget_destroy( m_wxwindow );
848
849 if (m_widget) gtk_widget_destroy( m_widget );
850
851 // delete m_cursor;
852
853 DeleteRelatedConstraints();
854 if (m_constraints)
855 {
856 // This removes any dangling pointers to this window
857 // in other windows' constraintsInvolvedIn lists.
858 UnsetConstraints(m_constraints);
859 delete m_constraints;
860 m_constraints = NULL;
861 }
862 if (m_windowSizer)
863 {
864 delete m_windowSizer;
865 m_windowSizer = NULL;
866 }
867 // If this is a child of a sizer, remove self from parent
868 if (m_sizerParent)
869 m_sizerParent->RemoveChild((wxWindow *)this);
870
871 // Just in case the window has been Closed, but
872 // we're then deleting immediately: don't leave
873 // dangling pointers.
874 wxPendingDelete.DeleteObject(this);
875
876 // Just in case we've loaded a top-level window via
877 // wxWindow::LoadNativeDialog but we weren't a dialog
878 // class
879 wxTopLevelWindows.DeleteObject(this);
880
881 };
882
883 void wxWindow::PreCreation( wxWindow *parent, wxWindowID id,
884 const wxPoint &pos, const wxSize &size,
885 long style, const wxString &name )
886 {
887 if (m_needParent && (parent == NULL))
888 wxFatalError( "Need complete parent.", name );
889
890 m_widget = NULL;
891 m_hasVMT = FALSE;
892 m_parent = parent;
893 m_children.DeleteContents( FALSE );
894 m_x = (int)pos.x;
895 m_y = (int)pos.y;
896 m_width = size.x;
897 if (m_width == -1) m_width = 20;
898 m_height = size.y;
899 if (m_height == -1) m_height = 20;
900 m_retCode = 0;
901 m_eventHandler = this;
902 m_windowValidator = NULL;
903 m_windowId = id;
904 m_sizeSet = FALSE;
905 m_cursor = new wxCursor( wxCURSOR_ARROW );
906 m_font = *wxSWISS_FONT;
907 m_backgroundColour = wxWHITE;
908 m_foregroundColour = wxBLACK;
909 m_windowStyle = style;
910 m_windowName = name;
911 m_constraints = NULL;
912 m_constraintsInvolvedIn = NULL;
913 m_windowSizer = NULL;
914 m_sizerParent = NULL;
915 m_autoLayout = FALSE;
916 m_drawingOffsetX = 0;
917 m_drawingOffsetY = 0;
918 m_pDropTarget = NULL;
919 m_resizing = FALSE;
920 }
921
922 void wxWindow::PostCreation(void)
923 {
924 if (m_parent) m_parent->AddChild( this );
925
926 // GtkStyle *style = m_widget->style;
927 // style->font = m_font.GetInternalFont( 1.0 ); // destroy old font ?
928
929 GtkWidget *connect_widget = m_widget;
930 if (m_wxwindow) connect_widget = m_wxwindow;
931
932 gtk_object_set_data (GTK_OBJECT (connect_widget), "MyWxWindow", (gpointer)this );
933
934 if (m_wxwindow)
935 {
936 gtk_signal_connect( GTK_OBJECT(m_wxwindow), "expose_event",
937 GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this );
938
939 gtk_signal_connect( GTK_OBJECT(m_wxwindow), "draw",
940 GTK_SIGNAL_FUNC(gtk_window_draw_callback), (gpointer)this );
941 };
942
943 /*
944 gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
945 GTK_SIGNAL_FUNC(gtk_window_size_callback), (gpointer)this );
946 */
947
948 gtk_signal_connect( GTK_OBJECT(connect_widget), "key_press_event",
949 GTK_SIGNAL_FUNC(gtk_window_key_press_callback), (gpointer)this );
950
951 gtk_signal_connect( GTK_OBJECT(connect_widget), "button_press_event",
952 GTK_SIGNAL_FUNC(gtk_window_button_press_callback), (gpointer)this );
953
954 gtk_signal_connect( GTK_OBJECT(connect_widget), "button_release_event",
955 GTK_SIGNAL_FUNC(gtk_window_button_release_callback), (gpointer)this );
956
957 gtk_signal_connect( GTK_OBJECT(connect_widget), "motion_notify_event",
958 GTK_SIGNAL_FUNC(gtk_window_motion_notify_callback), (gpointer)this );
959
960 gtk_signal_connect( GTK_OBJECT(connect_widget), "focus_in_event",
961 GTK_SIGNAL_FUNC(gtk_window_focus_in_callback), (gpointer)this );
962
963 gtk_signal_connect( GTK_OBJECT(connect_widget), "focus_out_event",
964 GTK_SIGNAL_FUNC(gtk_window_focus_out_callback), (gpointer)this );
965
966 gtk_signal_connect( GTK_OBJECT(connect_widget), "drop_data_available_event",
967 GTK_SIGNAL_FUNC(gtk_window_drop_callback), (gpointer)this );
968
969 // Only for cursor handling
970
971 gtk_signal_connect( GTK_OBJECT(m_widget), "enter_notify_event",
972 GTK_SIGNAL_FUNC(gtk_window_enter_callback), (gpointer)this );
973
974 gtk_signal_connect( GTK_OBJECT(m_widget), "leave_notify_event",
975 GTK_SIGNAL_FUNC(gtk_window_leave_callback), (gpointer)this );
976
977 if (m_wxwindow)
978 {
979 gtk_signal_connect( GTK_OBJECT(m_wxwindow), "enter_notify_event",
980 GTK_SIGNAL_FUNC(gtk_window_enter_callback), (gpointer)this );
981
982 gtk_signal_connect( GTK_OBJECT(m_wxwindow), "leave_notify_event",
983 GTK_SIGNAL_FUNC(gtk_window_leave_callback), (gpointer)this );
984 };
985
986 /*
987 // Does destroy ever get called ?
988
989 gtk_signal_connect( GTK_OBJECT(m_widget), "destroy_event",
990 GTK_SIGNAL_FUNC(gtk_window_destroy_callback), (gpointer)this );
991
992 if (m_wxwindow)
993 {
994 gtk_signal_connect( GTK_OBJECT(m_wxwindow), "destroy_event",
995 GTK_SIGNAL_FUNC(gtk_window_destroy_callback), (gpointer)this );
996 };
997 */
998
999 if (m_widget && m_parent) gtk_widget_realize( m_widget );
1000 if (m_wxwindow) gtk_widget_realize( m_wxwindow );
1001
1002 SetCursor( wxSTANDARD_CURSOR );
1003
1004 m_hasVMT = TRUE;
1005 };
1006
1007 bool wxWindow::HasVMT(void)
1008 {
1009 return m_hasVMT;
1010 };
1011
1012 bool wxWindow::Close( bool force )
1013 {
1014 wxCloseEvent event(wxEVT_CLOSE_WINDOW, m_windowId);
1015 event.SetEventObject(this);
1016 event.SetForce(force);
1017
1018 return GetEventHandler()->ProcessEvent(event);
1019 };
1020
1021 bool wxWindow::Destroy(void)
1022 {
1023 m_hasVMT = FALSE;
1024 delete this;
1025 return TRUE;
1026 };
1027
1028 bool wxWindow::DestroyChildren(void)
1029 {
1030 if (GetChildren())
1031 {
1032 wxNode *node;
1033 while ((node = GetChildren()->First()) != (wxNode *)NULL)
1034 {
1035 wxWindow *child;
1036 if ((child = (wxWindow *)node->Data()) != (wxWindow *)NULL)
1037 {
1038 delete child;
1039 if (GetChildren()->Member(child)) delete node;
1040 };
1041 };
1042 };
1043 return TRUE;
1044 };
1045
1046 void wxWindow::PrepareDC( wxDC &WXUNUSED(dc) )
1047 {
1048 // are we to set fonts here ?
1049 };
1050
1051 void wxWindow::ImplementSetSize(void)
1052 {
1053 gtk_widget_set_usize( m_widget, m_width, m_height );
1054 };
1055
1056 void wxWindow::ImplementSetPosition(void)
1057 {
1058 if (!m_parent)
1059 {
1060 if (IsKindOf(CLASSINFO(wxFrame)) ||
1061 IsKindOf(CLASSINFO(wxDialog)))
1062 {
1063 gtk_widget_set_uposition( m_widget, m_x, m_y );
1064 }
1065 else
1066 {
1067 printf( "wxWindow::SetSize error.\n" );
1068 }
1069 return;
1070 }
1071
1072 if ((m_parent) && (m_parent->m_wxwindow))
1073 gtk_myfixed_move( GTK_MYFIXED(m_parent->m_wxwindow), m_widget, m_x, m_y );
1074
1075 // Don't do anything for children of wxNotebook and wxMDIChildFrame
1076 };
1077
1078 void wxWindow::SetSize( int x, int y, int width, int height, int sizeFlags )
1079 {
1080 if (m_resizing) return; // I don't like recursions
1081 m_resizing = TRUE;
1082
1083 int newX = x;
1084 int newY = y;
1085 int newW = width;
1086 int newH = height;
1087
1088 if ((sizeFlags & wxSIZE_USE_EXISTING) == wxSIZE_USE_EXISTING)
1089 {
1090 if (newX == -1) newX = m_x;
1091 if (newY == -1) newY = m_y;
1092 if (newW == -1) newW = m_width;
1093 if (newH == -1) newH = m_height;
1094 };
1095
1096 if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
1097 {
1098 if (newW == -1) newW = 80;
1099 };
1100
1101 if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
1102 {
1103 if (newH == -1) newH = 26;
1104 };
1105
1106 if ((m_x != newX) || (m_y != newY) || (!m_sizeSet))
1107 {
1108 m_x = newX;
1109 m_y = newY;
1110 ImplementSetPosition();
1111 };
1112 if ((m_width != newW) || (m_height != newH) || (!m_sizeSet))
1113 {
1114 m_width = newW;
1115 m_height = newH;
1116 ImplementSetSize();
1117 };
1118 m_sizeSet = TRUE;
1119
1120 wxSizeEvent event( wxSize(m_width,m_height), GetId() );
1121 event.SetEventObject( this );
1122 ProcessEvent( event );
1123
1124 m_resizing = FALSE;
1125 };
1126
1127 void wxWindow::SetSize( int width, int height )
1128 {
1129 SetSize( -1, -1, width, height, wxSIZE_USE_EXISTING );
1130 };
1131
1132 void wxWindow::Move( int x, int y )
1133 {
1134 SetSize( x, y, -1, -1, wxSIZE_USE_EXISTING );
1135 };
1136
1137 void wxWindow::GetSize( int *width, int *height ) const
1138 {
1139 if (width) (*width) = m_width;
1140 if (height) (*height) = m_height;
1141 };
1142
1143 void wxWindow::SetClientSize( int width, int height )
1144 {
1145 if (!m_wxwindow)
1146 {
1147 SetSize( width, height );
1148 }
1149 else
1150 {
1151 int dw = 0;
1152 int dh = 0;
1153
1154 if (!m_hasScrolling)
1155 {
1156 /*
1157 do we have sunken dialogs ?
1158
1159 GtkStyleClass *window_class = m_wxwindow->style->klass;
1160
1161 dw += 2 * window_class->xthickness;
1162 dh += 2 * window_class->ythickness;
1163 */
1164 }
1165 else
1166 {
1167 GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
1168 GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
1169
1170 GtkWidget *viewport = scroll_window->viewport;
1171 GtkStyleClass *viewport_class = viewport->style->klass;
1172
1173 GtkWidget *hscrollbar = scroll_window->hscrollbar;
1174 GtkWidget *vscrollbar = scroll_window->vscrollbar;
1175
1176 if ((m_windowStyle & wxRAISED_BORDER) ||
1177 (m_windowStyle & wxSUNKEN_BORDER)
1178 )
1179 {
1180 dw += 2 * viewport_class->xthickness;
1181 dh += 2 * viewport_class->ythickness;
1182 };
1183
1184 if (GTK_WIDGET_VISIBLE(vscrollbar))
1185 {
1186 dw += vscrollbar->allocation.width;
1187 dw += scroll_class->scrollbar_spacing;
1188 };
1189
1190 if (GTK_WIDGET_VISIBLE(hscrollbar))
1191 {
1192 dh += hscrollbar->allocation.height;
1193 dw += scroll_class->scrollbar_spacing;
1194 };
1195 };
1196
1197 SetSize( width+dw, height+dh );
1198 };
1199 };
1200
1201 void wxWindow::GetClientSize( int *width, int *height ) const
1202 {
1203 if (!m_wxwindow)
1204 {
1205 if (width) (*width) = m_width;
1206 if (height) (*height) = m_height;
1207 }
1208 else
1209 {
1210 int dw = 0;
1211 int dh = 0;
1212
1213 if (!m_hasScrolling)
1214 {
1215 /*
1216 do we have sunken dialogs ?
1217
1218 GtkStyleClass *window_class = m_wxwindow->style->klass;
1219
1220 dw += 2 * window_class->xthickness;
1221 dh += 2 * window_class->ythickness;
1222 */
1223 }
1224 else
1225 {
1226 GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
1227 GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
1228
1229 GtkWidget *viewport = scroll_window->viewport;
1230 GtkStyleClass *viewport_class = viewport->style->klass;
1231
1232 GtkWidget *hscrollbar = scroll_window->hscrollbar;
1233 GtkWidget *vscrollbar = scroll_window->vscrollbar;
1234
1235 if ((m_windowStyle & wxRAISED_BORDER) ||
1236 (m_windowStyle & wxSUNKEN_BORDER)
1237 )
1238 {
1239 dw += 2 * viewport_class->xthickness;
1240 dh += 2 * viewport_class->ythickness;
1241 };
1242
1243 if (GTK_WIDGET_VISIBLE(vscrollbar))
1244 {
1245 // dw += vscrollbar->allocation.width;
1246 dw += 15; // range.slider_width = 11 + 2*2pts edge
1247 dw += scroll_class->scrollbar_spacing;
1248 };
1249
1250 if (GTK_WIDGET_VISIBLE(hscrollbar))
1251 {
1252 // dh += hscrollbar->allocation.height;
1253 dh += 15;
1254 dh += scroll_class->scrollbar_spacing;
1255 };
1256 };
1257
1258 if (width) (*width) = m_width - dw;
1259 if (height) (*height) = m_height - dh;
1260 };
1261 };
1262
1263 void wxWindow::GetPosition( int *x, int *y ) const
1264 {
1265 if (x) (*x) = m_x;
1266 if (y) (*y) = m_y;
1267 };
1268
1269 void wxWindow::ClientToScreen( int *x, int *y )
1270 {
1271 // Does this look simple ?
1272
1273 GdkWindow *source = NULL;
1274 if (m_wxwindow)
1275 source = m_wxwindow->window;
1276 else
1277 source = m_widget->window;
1278
1279 int org_x = 0;
1280 int org_y = 0;
1281 gdk_window_get_origin( source, &org_x, &org_y );
1282
1283 if (!m_wxwindow)
1284 {
1285 if (GTK_WIDGET_NO_WINDOW (m_widget))
1286 {
1287 org_x += m_widget->allocation.x;
1288 org_y += m_widget->allocation.y;
1289 };
1290 };
1291
1292 if (x) *x += org_x;
1293 if (y) *y += org_y;
1294 };
1295
1296 void wxWindow::ScreenToClient( int *x, int *y )
1297 {
1298 GdkWindow *source = NULL;
1299 if (m_wxwindow)
1300 source = m_wxwindow->window;
1301 else
1302 source = m_widget->window;
1303
1304 int org_x = 0;
1305 int org_y = 0;
1306 gdk_window_get_origin( source, &org_x, &org_y );
1307
1308 if (!m_wxwindow)
1309 {
1310 if (GTK_WIDGET_NO_WINDOW (m_widget))
1311 {
1312 org_x += m_widget->allocation.x;
1313 org_y += m_widget->allocation.y;
1314 };
1315 };
1316
1317 if (x) *x -= org_x;
1318 if (y) *y -= org_y;
1319 };
1320
1321 void wxWindow::Centre( int direction )
1322 {
1323 int x = 0;
1324 int y = 0;
1325 GetPosition( &x, &y );
1326 if (this->IsKindOf(CLASSINFO(wxDialog)) || this->IsKindOf(CLASSINFO(wxFrame)))
1327 {
1328 if (direction & wxHORIZONTAL == wxHORIZONTAL) x = (gdk_screen_width () - m_width) / 2;
1329 if (direction & wxVERTICAL == wxVERTICAL) y = (gdk_screen_height () - m_height) / 2;
1330 gtk_widget_set_uposition( m_widget, x, y );
1331 }
1332 else
1333 {
1334 if (m_parent)
1335 {
1336 int p_w = 0;
1337 int p_h = 0;
1338 m_parent->GetSize( &p_w, &p_h );
1339 if (direction & wxHORIZONTAL == wxHORIZONTAL) x = (p_w - m_width) / 2;
1340 if (direction & wxVERTICAL == wxVERTICAL) y = (p_h - m_height) / 2;
1341 gtk_widget_set_uposition( m_widget, x, y );
1342 };
1343 }
1344 };
1345
1346 void wxWindow::Fit(void)
1347 {
1348 int maxX = 0;
1349 int maxY = 0;
1350 wxNode *node = GetChildren()->First();
1351 while ( node )
1352 {
1353 wxWindow *win = (wxWindow *)node->Data();
1354 int wx, wy, ww, wh;
1355 win->GetPosition(&wx, &wy);
1356 win->GetSize(&ww, &wh);
1357 if ( wx + ww > maxX )
1358 maxX = wx + ww;
1359 if ( wy + wh > maxY )
1360 maxY = wy + wh;
1361
1362 node = node->Next();
1363 }
1364 SetClientSize(maxX + 5, maxY + 5);
1365 };
1366
1367 void wxWindow::OnSize( wxSizeEvent &WXUNUSED(event) )
1368 {
1369 //if (GetAutoLayout()) Layout();
1370 };
1371
1372 bool wxWindow::Show( bool show )
1373 {
1374 if (show)
1375 gtk_widget_show( m_widget );
1376 else
1377 gtk_widget_hide( m_widget );
1378 m_isShown = show;
1379 return TRUE;
1380 };
1381
1382 void wxWindow::Enable( bool enable )
1383 {
1384 m_isEnabled = enable;
1385 gtk_widget_set_sensitive( m_widget, enable );
1386 if (m_wxwindow) gtk_widget_set_sensitive( m_wxwindow, enable );
1387 };
1388
1389 void wxWindow::MakeModal( bool modal )
1390 {
1391 return;
1392 // Disable all other windows
1393 if (this->IsKindOf(CLASSINFO(wxDialog)) || this->IsKindOf(CLASSINFO(wxFrame)))
1394 {
1395 wxNode *node = wxTopLevelWindows.First();
1396 while (node)
1397 {
1398 wxWindow *win = (wxWindow *)node->Data();
1399 if (win != this)
1400 win->Enable(!modal);
1401
1402 node = node->Next();
1403 }
1404 }
1405 }
1406
1407 void wxWindow::SetFocus(void)
1408 {
1409 GtkWidget *connect_widget = m_widget;
1410 if (m_wxwindow) connect_widget = m_wxwindow;
1411 if (connect_widget)
1412 {
1413 if (GTK_WIDGET_CAN_FOCUS(connect_widget) && !GTK_WIDGET_HAS_FOCUS (connect_widget) )
1414 {
1415 gtk_widget_grab_focus (connect_widget);
1416 };
1417 };
1418 };
1419
1420 bool wxWindow::OnClose(void)
1421 {
1422 printf( "OnClose event.\n" );
1423 return TRUE;
1424 };
1425
1426 void wxWindow::AddChild( wxWindow *child )
1427 {
1428 // Addchild is (often) called before the program
1429 // has left the parents constructor so that no
1430 // virtual tables work yet. The approach below
1431 // practically imitates virtual tables, i.e. it
1432 // implements a different AddChild() behaviour
1433 // for wxFrame, wxDialog, wxWindow and
1434 // wxMDIParentFrame.
1435
1436 if (IsKindOf(CLASSINFO(wxMDIParentFrame)))
1437 {
1438 if (child->IsKindOf(CLASSINFO(wxMDIChildFrame)))
1439 {
1440 wxMDIClientWindow *client = ((wxMDIParentFrame*)this)->GetClientWindow();
1441 if (client)
1442 {
1443 client->AddChild( child );
1444 return;
1445 };
1446 };
1447 };
1448
1449 // wxNotebooks are very special, so they have their own AddChild
1450
1451 if (IsKindOf(CLASSINFO(wxNotebook)))
1452 {
1453 wxNotebook *tab = (wxNotebook*)this;
1454 tab->AddChild( child );
1455 return;
1456 };
1457
1458 m_children.Append( child );
1459 if (child->IsKindOf(CLASSINFO(wxFrame)) || child->IsKindOf(CLASSINFO(wxDialog)))
1460 {
1461 if ((child->m_x != -1) && (child->m_y != -1))
1462 gtk_widget_set_uposition( child->m_widget, child->m_x, child->m_y );
1463 }
1464 else
1465 {
1466 if (m_wxwindow)
1467 gtk_myfixed_put( GTK_MYFIXED(m_wxwindow), child->m_widget, child->m_x, child->m_y );
1468 };
1469 gtk_widget_set_usize( child->m_widget, child->m_width, child->m_height );
1470 };
1471
1472 wxList *wxWindow::GetChildren(void)
1473 {
1474 return (&m_children);
1475 };
1476
1477 void wxWindow::RemoveChild( wxWindow *child )
1478 {
1479 if (GetChildren())
1480 GetChildren()->DeleteObject( child );
1481 child->m_parent = NULL;
1482 };
1483
1484 void wxWindow::SetReturnCode( int retCode )
1485 {
1486 m_retCode = retCode;
1487 };
1488
1489 int wxWindow::GetReturnCode(void)
1490 {
1491 return m_retCode;
1492 };
1493
1494 wxWindow *wxWindow::GetParent(void)
1495 {
1496 return m_parent;
1497 };
1498
1499 wxEvtHandler *wxWindow::GetEventHandler(void)
1500 {
1501 return m_eventHandler;
1502 };
1503
1504 void wxWindow::SetEventhandler( wxEvtHandler *handler )
1505 {
1506 m_eventHandler = handler;
1507 };
1508
1509 wxValidator *wxWindow::GetValidator(void)
1510 {
1511 return m_windowValidator;
1512 };
1513
1514 void wxWindow::SetValidator( wxValidator *validator )
1515 {
1516 m_windowValidator = validator;
1517 };
1518
1519 bool wxWindow::IsBeingDeleted(void)
1520 {
1521 return FALSE;
1522 };
1523
1524 void wxWindow::SetId( wxWindowID id )
1525 {
1526 m_windowId = id;
1527 };
1528
1529 wxWindowID wxWindow::GetId(void)
1530 {
1531 return m_windowId;
1532 };
1533
1534 void wxWindow::SetCursor( const wxCursor &cursor )
1535 {
1536 if (*m_cursor == cursor) return;
1537 (*m_cursor) = cursor;
1538 if (m_widget->window)
1539 gdk_window_set_cursor( m_widget->window, m_cursor->GetCursor() );
1540 if (m_wxwindow && m_wxwindow->window)
1541 gdk_window_set_cursor( m_wxwindow->window, m_cursor->GetCursor() );
1542 };
1543
1544 void wxWindow::Refresh( bool eraseBackground, const wxRect *rect )
1545 {
1546 if (eraseBackground && m_wxwindow && m_wxwindow->window)
1547 {
1548 if (rect)
1549 gdk_window_clear_area( m_wxwindow->window,
1550 rect->x,
1551 rect->y,
1552 rect->width,
1553 rect->height );
1554 else
1555 Clear();
1556 };
1557 if (!rect)
1558 {
1559 if (m_wxwindow)
1560 {
1561 wxClientDC dc(this);
1562 PrepareDC(dc);
1563 long x = 0;
1564 long y = 0;
1565 dc.GetInternalDeviceOrigin( &x, &y );
1566
1567 int w = 0;
1568 int h = 0;
1569 GetClientSize( &w, &h );
1570
1571 GdkRectangle gdk_rect;
1572 gdk_rect.x = x;
1573 gdk_rect.y = y;
1574 gdk_rect.width = w;
1575 gdk_rect.height = h;
1576 gtk_widget_draw( m_wxwindow, &gdk_rect );
1577 };
1578 }
1579 else
1580 {
1581 GdkRectangle gdk_rect;
1582 gdk_rect.x = rect->x;
1583 gdk_rect.y = rect->y;
1584 gdk_rect.width = rect->width;
1585 gdk_rect.height = rect->height;
1586 if (m_wxwindow)
1587 gtk_widget_draw( m_wxwindow, &gdk_rect );
1588 else
1589 gtk_widget_draw( m_widget, &gdk_rect );
1590 };
1591 };
1592
1593 bool wxWindow::IsExposed( long x, long y )
1594 {
1595 return (m_updateRegion.Contains( x, y ) != wxOutRegion );
1596 };
1597
1598 bool wxWindow::IsExposed( long x, long y, long width, long height )
1599 {
1600 return (m_updateRegion.Contains( x, y, width, height ) != wxOutRegion );
1601 };
1602
1603 void wxWindow::Clear(void)
1604 {
1605 if (m_wxwindow && m_wxwindow->window) gdk_window_clear( m_wxwindow->window );
1606 };
1607
1608 wxColour wxWindow::GetBackgroundColour(void) const
1609 {
1610 return m_backgroundColour;
1611 };
1612
1613 void wxWindow::SetBackgroundColour( const wxColour &colour )
1614 {
1615 m_backgroundColour = colour;
1616 if (m_wxwindow)
1617 {
1618 m_backgroundColour.CalcPixel( m_wxwindow->style->colormap );
1619 gdk_window_set_background( m_wxwindow->window, m_backgroundColour.GetColor() );
1620 gdk_window_clear( m_wxwindow->window );
1621 };
1622 // do something ?
1623 };
1624
1625 bool wxWindow::Validate(void)
1626 {
1627 wxNode *node = GetChildren()->First();
1628 while (node)
1629 {
1630 wxWindow *child = (wxWindow *)node->Data();
1631 if (child->GetValidator() && /* child->GetValidator()->Ok() && */ !child->GetValidator()->Validate(this))
1632 { return FALSE; }
1633 node = node->Next();
1634 };
1635 return TRUE;
1636 };
1637
1638 bool wxWindow::TransferDataToWindow(void)
1639 {
1640 wxNode *node = GetChildren()->First();
1641 while (node)
1642 {
1643 wxWindow *child = (wxWindow *)node->Data();
1644 if (child->GetValidator() && /* child->GetValidator()->Ok() && */
1645 !child->GetValidator()->TransferToWindow() )
1646 {
1647 wxMessageBox( "Application Error", "Could not transfer data to window", wxOK|wxICON_EXCLAMATION );
1648 return FALSE;
1649 };
1650 node = node->Next();
1651 };
1652 return TRUE;
1653 };
1654
1655 bool wxWindow::TransferDataFromWindow(void)
1656 {
1657 wxNode *node = GetChildren()->First();
1658 while (node)
1659 {
1660 wxWindow *child = (wxWindow *)node->Data();
1661 if ( child->GetValidator() && /* child->GetValidator()->Ok() && */ !child->GetValidator()->TransferFromWindow() )
1662 { return FALSE; }
1663 node = node->Next();
1664 }
1665 return TRUE;
1666 };
1667
1668 void wxWindow::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) )
1669 {
1670 TransferDataToWindow();
1671 };
1672
1673 void wxWindow::InitDialog(void)
1674 {
1675 wxInitDialogEvent event(GetId());
1676 event.SetEventObject( this );
1677 GetEventHandler()->ProcessEvent(event);
1678 };
1679
1680 void wxWindow::SetDropTarget( wxDropTarget *dropTarget )
1681 {
1682 GtkWidget *connect_widget = m_widget;
1683 if (m_wxwindow) connect_widget = m_wxwindow;
1684 if (m_pDropTarget)
1685 {
1686 m_pDropTarget->UnregisterWidget( connect_widget );
1687 delete m_pDropTarget;
1688 };
1689 m_pDropTarget = dropTarget;
1690 if (m_pDropTarget)
1691 {
1692 m_pDropTarget->RegisterWidget( connect_widget );
1693 };
1694 };
1695
1696 wxDropTarget *wxWindow::GetDropTarget() const
1697 {
1698 return m_pDropTarget;
1699 };
1700
1701 void wxWindow::SetFont( const wxFont &font )
1702 {
1703 m_font = font;
1704 /*
1705 create new style
1706 copy old style values to new one
1707 set font in new style
1708 -> takes to many resources
1709
1710 GtkStyle *style = gtk_style_new();
1711 ...
1712 */
1713 };
1714
1715 wxFont *wxWindow::GetFont(void)
1716 {
1717 return &m_font;
1718 };
1719
1720 void wxWindow::SetWindowStyleFlag( long flag )
1721 {
1722 m_windowStyle = flag;
1723 };
1724
1725 long wxWindow::GetWindowStyleFlag(void) const
1726 {
1727 return m_windowStyle;
1728 };
1729
1730 void wxWindow::CaptureMouse(void)
1731 {
1732 GtkWidget *connect_widget = m_widget;
1733 if (m_wxwindow) connect_widget = m_wxwindow;
1734 gtk_grab_add( connect_widget );
1735 gdk_pointer_grab ( connect_widget->window, FALSE,
1736 (GdkEventMask)
1737 (GDK_BUTTON_PRESS_MASK |
1738 GDK_BUTTON_RELEASE_MASK |
1739 GDK_POINTER_MOTION_MASK),
1740 NULL, NULL, GDK_CURRENT_TIME );
1741 };
1742
1743 void wxWindow::ReleaseMouse(void)
1744 {
1745 GtkWidget *connect_widget = m_widget;
1746 if (m_wxwindow) connect_widget = m_wxwindow;
1747 gtk_grab_remove( connect_widget );
1748 gdk_pointer_ungrab ( GDK_CURRENT_TIME );
1749 };
1750
1751 void wxWindow::SetTitle( const wxString &WXUNUSED(title) )
1752 {
1753 };
1754
1755 wxString wxWindow::GetTitle(void) const
1756 {
1757 return (wxString&)m_windowName;
1758 };
1759
1760 wxString wxWindow::GetLabel(void) const
1761 {
1762 return GetTitle();
1763 };
1764
1765 void wxWindow::SetName( const wxString &name )
1766 {
1767 m_windowName = name;
1768 };
1769
1770 wxString wxWindow::GetName(void) const
1771 {
1772 return (wxString&)m_windowName;
1773 };
1774
1775 bool wxWindow::IsShown(void) const
1776 {
1777 return m_isShown;
1778 };
1779
1780 bool wxWindow::IsRetained(void)
1781 {
1782 return FALSE;
1783 };
1784
1785 wxWindow *wxWindow::FindWindow( long id )
1786 {
1787 if (id == m_windowId) return this;
1788 wxNode *node = m_children.First();
1789 while (node)
1790 {
1791 wxWindow *child = (wxWindow*)node->Data();
1792 wxWindow *res = child->FindWindow( id );
1793 if (res) return res;
1794 node = node->Next();
1795 };
1796 return NULL;
1797 };
1798
1799 wxWindow *wxWindow::FindWindow( const wxString& name )
1800 {
1801 if (name == m_windowName) return this;
1802 wxNode *node = m_children.First();
1803 while (node)
1804 {
1805 wxWindow *child = (wxWindow*)node->Data();
1806 wxWindow *res = child->FindWindow( name );
1807 if (res) return res;
1808 node = node->Next();
1809 };
1810 return NULL;
1811 };
1812
1813 void wxWindow::SetScrollbar( int orient, int pos, int thumbVisible,
1814 int range, bool WXUNUSED(refresh) )
1815 {
1816 if (!m_wxwindow) return;
1817
1818 if (orient == wxHORIZONTAL)
1819 {
1820 float fpos = (float)pos;
1821 m_oldHorizontalPos = fpos;
1822 float frange = (float)range;
1823 float fthumb = (float)thumbVisible;
1824
1825 if ((fabs(fpos-m_hAdjust->value) < 0.2) &&
1826 (fabs(frange-m_hAdjust->upper) < 0.2) &&
1827 (fabs(fthumb-m_hAdjust->page_size) < 0.2))
1828 return;
1829
1830 m_hAdjust->lower = 0.0;
1831 m_hAdjust->upper = frange;
1832 m_hAdjust->value = fpos;
1833 m_hAdjust->step_increment = 1.0;
1834 m_hAdjust->page_increment = (float)(wxMax(fthumb-2,0));
1835 m_hAdjust->page_size = fthumb;
1836 }
1837 else
1838 {
1839 float fpos = (float)pos;
1840 m_oldVerticalPos = fpos;
1841 float frange = (float)range;
1842 float fthumb = (float)thumbVisible;
1843
1844 if ((fabs(fpos-m_vAdjust->value) < 0.2) &&
1845 (fabs(frange-m_vAdjust->upper) < 0.2) &&
1846 (fabs(fthumb-m_vAdjust->page_size) < 0.2))
1847 return;
1848
1849 m_vAdjust->lower = 0.0;
1850 m_vAdjust->upper = frange;
1851 m_vAdjust->value = fpos;
1852 m_vAdjust->step_increment = 1.0;
1853 m_vAdjust->page_increment = (float)(wxMax(fthumb-2,0));
1854 m_vAdjust->page_size = fthumb;
1855 };
1856
1857 if (m_wxwindow->window)
1858 {
1859 if (orient == wxHORIZONTAL)
1860 gtk_signal_emit_by_name( GTK_OBJECT(m_hAdjust), "changed" );
1861 else
1862 gtk_signal_emit_by_name( GTK_OBJECT(m_vAdjust), "changed" );
1863
1864 gtk_widget_set_usize( m_widget, m_width, m_height );
1865 };
1866 };
1867
1868 void wxWindow::SetScrollPos( int orient, int pos, bool WXUNUSED(refresh) )
1869 {
1870 if (!m_wxwindow) return;
1871
1872 if (orient == wxHORIZONTAL)
1873 {
1874 float fpos = (float)pos;
1875 m_oldHorizontalPos = fpos;
1876
1877 if (fabs(fpos-m_hAdjust->value) < 0.2) return;
1878 m_hAdjust->value = fpos;
1879 }
1880 else
1881 {
1882 float fpos = (float)pos;
1883 m_oldVerticalPos = fpos;
1884 if (fabs(fpos-m_vAdjust->value) < 0.2) return;
1885 m_vAdjust->value = fpos;
1886 };
1887
1888 if (m_wxwindow->window)
1889 {
1890 if (orient == wxHORIZONTAL)
1891 gtk_signal_emit_by_name( GTK_OBJECT(m_hAdjust), "value_changed" );
1892 else
1893 gtk_signal_emit_by_name( GTK_OBJECT(m_vAdjust), "value_changed" );
1894 };
1895 };
1896
1897 int wxWindow::GetScrollThumb( int orient ) const
1898 {
1899 if (!m_wxwindow) return 0;
1900
1901 if (orient == wxHORIZONTAL)
1902 return (int)(m_hAdjust->page_size+0.5);
1903 else
1904 return (int)(m_vAdjust->page_size+0.5);
1905 };
1906
1907 int wxWindow::GetScrollPos( int orient ) const
1908 {
1909 if (!m_wxwindow) return 0;
1910
1911 if (orient == wxHORIZONTAL)
1912 return (int)(m_hAdjust->value+0.5);
1913 else
1914 return (int)(m_vAdjust->value+0.5);
1915 };
1916
1917 int wxWindow::GetScrollRange( int orient ) const
1918 {
1919 if (!m_wxwindow) return 0;
1920
1921 if (orient == wxHORIZONTAL)
1922 return (int)(m_hAdjust->upper+0.5);
1923 else
1924 return (int)(m_vAdjust->upper+0.5);
1925 };
1926
1927 void wxWindow::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
1928 {
1929 if (!m_wxwindow) return;
1930
1931 m_drawingOffsetX += dx;
1932 m_drawingOffsetY += dy;
1933
1934 // printf( "X: %d Y: %d \n", (int)m_drawingOffsetX, (int)m_drawingOffsetY );
1935
1936 gtk_myfixed_set_offset( GTK_MYFIXED(m_wxwindow), m_drawingOffsetX, m_drawingOffsetY );
1937
1938 /*
1939 The code here is very nifty, but it doesn't work with
1940 overlapping windows...
1941
1942 int cw = 0;
1943 int ch = 0;
1944 GetClientSize( &cw, &ch );
1945
1946 int w = cw - abs(dx);
1947 int h = ch - abs(dy);
1948 if ((h < 0) || (w < 0))
1949 {
1950 Refresh();
1951 return;
1952 };
1953 int s_x = 0;
1954 int s_y = 0;
1955 if (dx < 0) s_x = -dx;
1956 if (dy < 0) s_y = -dy;
1957 int d_x = 0;
1958 int d_y = 0;
1959 if (dx > 0) d_x = dx;
1960 if (dy > 0) d_y = dy;
1961 gdk_window_copy_area( m_wxwindow->window, m_wxwindow->style->fg_gc[0], d_x, d_y,
1962 m_wxwindow->window, s_x, s_y, w, h );
1963
1964 wxRect rect;
1965 if (dx < 0) rect.x = cw+dx; else rect.x = 0;
1966 if (dy < 0) rect.y = ch+dy; else rect.y = 0;
1967 if (dy != 0) rect.width = cw; else rect.width = abs(dx);
1968 if (dx != 0) rect.height = ch; else rect.height = abs(dy);
1969
1970 Refresh( TRUE, &rect );
1971 */
1972 };
1973
1974 void wxWindow::GetDrawingOffset( long *x, long *y )
1975 {
1976 if (x) *x = m_drawingOffsetX;
1977 if (y) *y = m_drawingOffsetY;
1978 };
1979
1980 //-------------------------------------------------------------------------------------
1981 // Layout
1982 //-------------------------------------------------------------------------------------
1983
1984 wxLayoutConstraints *wxWindow::GetConstraints(void) const
1985 {
1986 return m_constraints;
1987 };
1988
1989 void wxWindow::SetConstraints( wxLayoutConstraints *constraints )
1990 {
1991 if (m_constraints)
1992 {
1993 UnsetConstraints(m_constraints);
1994 delete m_constraints;
1995 }
1996 m_constraints = constraints;
1997 if (m_constraints)
1998 {
1999 // Make sure other windows know they're part of a 'meaningful relationship'
2000 if (m_constraints->left.GetOtherWindow() && (m_constraints->left.GetOtherWindow() != this))
2001 m_constraints->left.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2002 if (m_constraints->top.GetOtherWindow() && (m_constraints->top.GetOtherWindow() != this))
2003 m_constraints->top.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2004 if (m_constraints->right.GetOtherWindow() && (m_constraints->right.GetOtherWindow() != this))
2005 m_constraints->right.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2006 if (m_constraints->bottom.GetOtherWindow() && (m_constraints->bottom.GetOtherWindow() != this))
2007 m_constraints->bottom.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2008 if (m_constraints->width.GetOtherWindow() && (m_constraints->width.GetOtherWindow() != this))
2009 m_constraints->width.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2010 if (m_constraints->height.GetOtherWindow() && (m_constraints->height.GetOtherWindow() != this))
2011 m_constraints->height.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2012 if (m_constraints->centreX.GetOtherWindow() && (m_constraints->centreX.GetOtherWindow() != this))
2013 m_constraints->centreX.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2014 if (m_constraints->centreY.GetOtherWindow() && (m_constraints->centreY.GetOtherWindow() != this))
2015 m_constraints->centreY.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2016 }
2017 ;
2018 }
2019 ;
2020
2021 void wxWindow::SetAutoLayout( bool autoLayout )
2022 {
2023 m_autoLayout = autoLayout;
2024 };
2025
2026 bool wxWindow::GetAutoLayout(void) const
2027 {
2028 return m_autoLayout;
2029 };
2030
2031 wxSizer *wxWindow::GetSizer(void) const
2032 {
2033 return m_windowSizer;
2034 };
2035
2036 void wxWindow::SetSizerParent( wxWindow *win )
2037 {
2038 m_sizerParent = win;
2039 };
2040
2041 wxWindow *wxWindow::GetSizerParent(void) const
2042 {
2043 return m_sizerParent;
2044 };
2045
2046 // This removes any dangling pointers to this window
2047 // in other windows' constraintsInvolvedIn lists.
2048 void wxWindow::UnsetConstraints(wxLayoutConstraints *c)
2049 {
2050 if (c)
2051 {
2052 if (c->left.GetOtherWindow() && (c->top.GetOtherWindow() != this))
2053 c->left.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2054 if (c->top.GetOtherWindow() && (c->top.GetOtherWindow() != this))
2055 c->top.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2056 if (c->right.GetOtherWindow() && (c->right.GetOtherWindow() != this))
2057 c->right.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2058 if (c->bottom.GetOtherWindow() && (c->bottom.GetOtherWindow() != this))
2059 c->bottom.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2060 if (c->width.GetOtherWindow() && (c->width.GetOtherWindow() != this))
2061 c->width.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2062 if (c->height.GetOtherWindow() && (c->height.GetOtherWindow() != this))
2063 c->height.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2064 if (c->centreX.GetOtherWindow() && (c->centreX.GetOtherWindow() != this))
2065 c->centreX.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2066 if (c->centreY.GetOtherWindow() && (c->centreY.GetOtherWindow() != this))
2067 c->centreY.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2068 }
2069 }
2070
2071 // Back-pointer to other windows we're involved with, so if we delete
2072 // this window, we must delete any constraints we're involved with.
2073 void wxWindow::AddConstraintReference(wxWindow *otherWin)
2074 {
2075 if (!m_constraintsInvolvedIn)
2076 m_constraintsInvolvedIn = new wxList;
2077 if (!m_constraintsInvolvedIn->Member(otherWin))
2078 m_constraintsInvolvedIn->Append(otherWin);
2079 }
2080
2081 // REMOVE back-pointer to other windows we're involved with.
2082 void wxWindow::RemoveConstraintReference(wxWindow *otherWin)
2083 {
2084 if (m_constraintsInvolvedIn)
2085 m_constraintsInvolvedIn->DeleteObject(otherWin);
2086 }
2087
2088 // Reset any constraints that mention this window
2089 void wxWindow::DeleteRelatedConstraints(void)
2090 {
2091 if (m_constraintsInvolvedIn)
2092 {
2093 wxNode *node = m_constraintsInvolvedIn->First();
2094 while (node)
2095 {
2096 wxWindow *win = (wxWindow *)node->Data();
2097 wxNode *next = node->Next();
2098 wxLayoutConstraints *constr = win->GetConstraints();
2099
2100 // Reset any constraints involving this window
2101 if (constr)
2102 {
2103 constr->left.ResetIfWin((wxWindow *)this);
2104 constr->top.ResetIfWin((wxWindow *)this);
2105 constr->right.ResetIfWin((wxWindow *)this);
2106 constr->bottom.ResetIfWin((wxWindow *)this);
2107 constr->width.ResetIfWin((wxWindow *)this);
2108 constr->height.ResetIfWin((wxWindow *)this);
2109 constr->centreX.ResetIfWin((wxWindow *)this);
2110 constr->centreY.ResetIfWin((wxWindow *)this);
2111 }
2112 delete node;
2113 node = next;
2114 }
2115 delete m_constraintsInvolvedIn;
2116 m_constraintsInvolvedIn = NULL;
2117 }
2118 }
2119
2120 void wxWindow::SetSizer(wxSizer *sizer)
2121 {
2122 m_windowSizer = sizer;
2123 if (sizer)
2124 sizer->SetSizerParent((wxWindow *)this);
2125 }
2126
2127 /*
2128 * New version
2129 */
2130
2131 bool wxWindow::Layout(void)
2132 {
2133 if (GetConstraints())
2134 {
2135 int w, h;
2136 GetClientSize(&w, &h);
2137 GetConstraints()->width.SetValue(w);
2138 GetConstraints()->height.SetValue(h);
2139 }
2140
2141 // If top level (one sizer), evaluate the sizer's constraints.
2142 if (GetSizer())
2143 {
2144 int noChanges;
2145 GetSizer()->ResetConstraints(); // Mark all constraints as unevaluated
2146 GetSizer()->LayoutPhase1(&noChanges);
2147 GetSizer()->LayoutPhase2(&noChanges);
2148 GetSizer()->SetConstraintSizes(); // Recursively set the real window sizes
2149 return TRUE;
2150 }
2151 else
2152 {
2153 // Otherwise, evaluate child constraints
2154 ResetConstraints(); // Mark all constraints as unevaluated
2155 DoPhase(1); // Just one phase need if no sizers involved
2156 DoPhase(2);
2157 SetConstraintSizes(); // Recursively set the real window sizes
2158 }
2159 return TRUE;
2160 }
2161
2162
2163 // Do a phase of evaluating constraints:
2164 // the default behaviour. wxSizers may do a similar
2165 // thing, but also impose their own 'constraints'
2166 // and order the evaluation differently.
2167 bool wxWindow::LayoutPhase1(int *noChanges)
2168 {
2169 wxLayoutConstraints *constr = GetConstraints();
2170 if (constr)
2171 {
2172 return constr->SatisfyConstraints((wxWindow *)this, noChanges);
2173 }
2174 else
2175 return TRUE;
2176 }
2177
2178 bool wxWindow::LayoutPhase2(int *noChanges)
2179 {
2180 *noChanges = 0;
2181
2182 // Layout children
2183 DoPhase(1);
2184 DoPhase(2);
2185 return TRUE;
2186 }
2187
2188 // Do a phase of evaluating child constraints
2189 bool wxWindow::DoPhase(int phase)
2190 {
2191 int noIterations = 0;
2192 int maxIterations = 500;
2193 int noChanges = 1;
2194 int noFailures = 0;
2195 wxList succeeded;
2196 while ((noChanges > 0) && (noIterations < maxIterations))
2197 {
2198 noChanges = 0;
2199 noFailures = 0;
2200 wxNode *node = GetChildren()->First();
2201 while (node)
2202 {
2203 wxWindow *child = (wxWindow *)node->Data();
2204 if (!child->IsKindOf(CLASSINFO(wxFrame)) && !child->IsKindOf(CLASSINFO(wxDialog)))
2205 {
2206 wxLayoutConstraints *constr = child->GetConstraints();
2207 if (constr)
2208 {
2209 if (succeeded.Member(child))
2210 {
2211 }
2212 else
2213 {
2214 int tempNoChanges = 0;
2215 bool success = ( (phase == 1) ? child->LayoutPhase1(&tempNoChanges) : child->LayoutPhase2(&tempNoChanges) ) ;
2216 noChanges += tempNoChanges;
2217 if (success)
2218 {
2219 succeeded.Append(child);
2220 }
2221 }
2222 }
2223 }
2224 node = node->Next();
2225 }
2226 noIterations ++;
2227 }
2228 return TRUE;
2229 }
2230
2231 void wxWindow::ResetConstraints(void)
2232 {
2233 wxLayoutConstraints *constr = GetConstraints();
2234 if (constr)
2235 {
2236 constr->left.SetDone(FALSE);
2237 constr->top.SetDone(FALSE);
2238 constr->right.SetDone(FALSE);
2239 constr->bottom.SetDone(FALSE);
2240 constr->width.SetDone(FALSE);
2241 constr->height.SetDone(FALSE);
2242 constr->centreX.SetDone(FALSE);
2243 constr->centreY.SetDone(FALSE);
2244 }
2245 wxNode *node = GetChildren()->First();
2246 while (node)
2247 {
2248 wxWindow *win = (wxWindow *)node->Data();
2249 if (!win->IsKindOf(CLASSINFO(wxFrame)) && !win->IsKindOf(CLASSINFO(wxDialog)))
2250 win->ResetConstraints();
2251 node = node->Next();
2252 }
2253 }
2254
2255 // Need to distinguish between setting the 'fake' size for
2256 // windows and sizers, and setting the real values.
2257 void wxWindow::SetConstraintSizes(bool recurse)
2258 {
2259 wxLayoutConstraints *constr = GetConstraints();
2260 if (constr && constr->left.GetDone() && constr->right.GetDone() &&
2261 constr->width.GetDone() && constr->height.GetDone())
2262 {
2263 int x = constr->left.GetValue();
2264 int y = constr->top.GetValue();
2265 int w = constr->width.GetValue();
2266 int h = constr->height.GetValue();
2267
2268 // If we don't want to resize this window, just move it...
2269 if ((constr->width.GetRelationship() != wxAsIs) ||
2270 (constr->height.GetRelationship() != wxAsIs))
2271 {
2272 // Calls Layout() recursively. AAAGH. How can we stop that.
2273 // Simply take Layout() out of non-top level OnSizes.
2274 SizerSetSize(x, y, w, h);
2275 }
2276 else
2277 {
2278 SizerMove(x, y);
2279 }
2280 }
2281 else if (constr)
2282 {
2283 char *windowClass = this->GetClassInfo()->GetClassName();
2284
2285 wxString winName;
2286 if (GetName() == "")
2287 winName = "unnamed";
2288 else
2289 winName = GetName();
2290 wxDebugMsg("Constraint(s) not satisfied for window of type %s, name %s:\n", (const char *)windowClass, (const char *)winName);
2291 if (!constr->left.GetDone())
2292 wxDebugMsg(" unsatisfied 'left' constraint.\n");
2293 if (!constr->right.GetDone())
2294 wxDebugMsg(" unsatisfied 'right' constraint.\n");
2295 if (!constr->width.GetDone())
2296 wxDebugMsg(" unsatisfied 'width' constraint.\n");
2297 if (!constr->height.GetDone())
2298 wxDebugMsg(" unsatisfied 'height' constraint.\n");
2299 wxDebugMsg("Please check constraints: try adding AsIs() constraints.\n");
2300 }
2301
2302 if (recurse)
2303 {
2304 wxNode *node = GetChildren()->First();
2305 while (node)
2306 {
2307 wxWindow *win = (wxWindow *)node->Data();
2308 if (!win->IsKindOf(CLASSINFO(wxFrame)) && !win->IsKindOf(CLASSINFO(wxDialog)))
2309 win->SetConstraintSizes();
2310 node = node->Next();
2311 }
2312 }
2313 }
2314
2315 // This assumes that all sizers are 'on' the same
2316 // window, i.e. the parent of this window.
2317 void wxWindow::TransformSizerToActual(int *x, int *y) const
2318 {
2319 if (!m_sizerParent || m_sizerParent->IsKindOf(CLASSINFO(wxDialog)) ||
2320 m_sizerParent->IsKindOf(CLASSINFO(wxFrame)) )
2321 return;
2322
2323 int xp, yp;
2324 m_sizerParent->GetPosition(&xp, &yp);
2325 m_sizerParent->TransformSizerToActual(&xp, &yp);
2326 *x += xp;
2327 *y += yp;
2328 }
2329
2330 void wxWindow::SizerSetSize(int x, int y, int w, int h)
2331 {
2332 int xx = x;
2333 int yy = y;
2334 TransformSizerToActual(&xx, &yy);
2335 SetSize(xx, yy, w, h);
2336 }
2337
2338 void wxWindow::SizerMove(int x, int y)
2339 {
2340 int xx = x;
2341 int yy = y;
2342 TransformSizerToActual(&xx, &yy);
2343 Move(xx, yy);
2344 }
2345
2346 // Only set the size/position of the constraint (if any)
2347 void wxWindow::SetSizeConstraint(int x, int y, int w, int h)
2348 {
2349 wxLayoutConstraints *constr = GetConstraints();
2350 if (constr)
2351 {
2352 if (x != -1)
2353 {
2354 constr->left.SetValue(x);
2355 constr->left.SetDone(TRUE);
2356 }
2357 if (y != -1)
2358 {
2359 constr->top.SetValue(y);
2360 constr->top.SetDone(TRUE);
2361 }
2362 if (w != -1)
2363 {
2364 constr->width.SetValue(w);
2365 constr->width.SetDone(TRUE);
2366 }
2367 if (h != -1)
2368 {
2369 constr->height.SetValue(h);
2370 constr->height.SetDone(TRUE);
2371 }
2372 }
2373 }
2374
2375 void wxWindow::MoveConstraint(int x, int y)
2376 {
2377 wxLayoutConstraints *constr = GetConstraints();
2378 if (constr)
2379 {
2380 if (x != -1)
2381 {
2382 constr->left.SetValue(x);
2383 constr->left.SetDone(TRUE);
2384 }
2385 if (y != -1)
2386 {
2387 constr->top.SetValue(y);
2388 constr->top.SetDone(TRUE);
2389 }
2390 }
2391 }
2392
2393 void wxWindow::GetSizeConstraint(int *w, int *h) const
2394 {
2395 wxLayoutConstraints *constr = GetConstraints();
2396 if (constr)
2397 {
2398 *w = constr->width.GetValue();
2399 *h = constr->height.GetValue();
2400 }
2401 else
2402 GetSize(w, h);
2403 }
2404
2405 void wxWindow::GetClientSizeConstraint(int *w, int *h) const
2406 {
2407 wxLayoutConstraints *constr = GetConstraints();
2408 if (constr)
2409 {
2410 *w = constr->width.GetValue();
2411 *h = constr->height.GetValue();
2412 }
2413 else
2414 GetClientSize(w, h);
2415 }
2416
2417 void wxWindow::GetPositionConstraint(int *x, int *y) const
2418 {
2419 wxLayoutConstraints *constr = GetConstraints();
2420 if (constr)
2421 {
2422 *x = constr->left.GetValue();
2423 *y = constr->top.GetValue();
2424 }
2425 else
2426 GetPosition(x, y);
2427 }
2428
2429 bool wxWindow::AcceptsFocus() const
2430 {
2431 return IsEnabled() && IsShown();
2432 }
wxWidgets (Impactor)