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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: app.cpp | |
3 | // Purpose: wxApp | |
4 | // Author: David Webster | |
5 | // Modified by: | |
6 | // Created: 10/13/99 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) David Webster | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifdef __GNUG__ | |
13 | #pragma implementation "app.h" | |
14 | #endif | |
15 | ||
16 | // For compilers that support precompilation, includes "wx.h". | |
17 | #include "wx/wxprec.h" | |
18 | ||
19 | #ifndef WX_PRECOMP | |
20 | #include "wx/frame.h" | |
21 | #include "wx/app.h" | |
22 | #include "wx/utils.h" | |
23 | #include "wx/gdicmn.h" | |
24 | #include "wx/pen.h" | |
25 | #include "wx/brush.h" | |
26 | #include "wx/cursor.h" | |
27 | #include "wx/icon.h" | |
28 | #include "wx/palette.h" | |
29 | #include "wx/dc.h" | |
30 | #include "wx/dialog.h" | |
31 | #include "wx/msgdlg.h" | |
32 | #include "wx/intl.h" | |
33 | #include "wx/dynarray.h" | |
34 | #include "wx/wxchar.h" | |
35 | #include "wx/icon.h" | |
36 | #include "wx/timer.h" | |
37 | #endif | |
38 | ||
39 | #include "wx/log.h" | |
40 | #include "wx/module.h" | |
41 | ||
42 | #include "wx/os2/private.h" | |
43 | ||
44 | #ifdef __EMX__ | |
45 | ||
46 | #include <sys/ioctl.h> | |
47 | #include <sys/select.h> | |
48 | ||
49 | #else | |
50 | ||
51 | #include <nerrno.h> | |
52 | #include <sys/ioctl.h> | |
53 | #include <sys/select.h> | |
54 | #include <sys/time.h> | |
55 | ||
56 | #endif // | |
57 | ||
58 | #ifndef __EMX__ | |
59 | ||
60 | #define select(a,b,c,d,e) bsdselect(a,b,c,d,e) | |
61 | extern "C" int _System bsdselect(int, | |
62 | struct fd_set *, | |
63 | struct fd_set *, | |
64 | struct fd_set *, | |
65 | struct timeval *); | |
66 | #endif | |
67 | ||
68 | #if wxUSE_THREADS | |
69 | #include "wx/thread.h" | |
70 | ||
71 | // define the array of QMSG strutures | |
72 | WX_DECLARE_OBJARRAY(QMSG, wxMsgArray); | |
73 | ||
74 | #include "wx/arrimpl.cpp" | |
75 | ||
76 | WX_DEFINE_OBJARRAY(wxMsgArray); | |
77 | #endif // wxUSE_THREADS | |
78 | ||
79 | #if wxUSE_WX_RESOURCES | |
80 | #include "wx/resource.h" | |
81 | #endif | |
82 | ||
83 | #if wxUSE_TOOLTIPS | |
84 | #include "wx/tooltip.h" | |
85 | #endif // wxUSE_TOOLTIPS | |
86 | ||
87 | #include <string.h> | |
88 | #include <ctype.h> | |
89 | ||
90 | // --------------------------------------------------------------------------- | |
91 | // global variables | |
92 | // --------------------------------------------------------------------------- | |
93 | ||
94 | extern wxChar* wxBuffer; | |
95 | extern wxList* wxWinHandleList; | |
96 | extern wxList WXDLLEXPORT wxPendingDelete; | |
97 | extern wxCursor* g_globalCursor; | |
98 | ||
99 | HAB vHabmain = NULLHANDLE; | |
100 | QMSG svCurrentMsg; | |
101 | wxApp* wxTheApp = NULL; | |
102 | ||
103 | ||
104 | HICON wxSTD_FRAME_ICON = (HICON) NULL; | |
105 | HICON wxSTD_MDICHILDFRAME_ICON = (HICON) NULL; | |
106 | HICON wxSTD_MDIPARENTFRAME_ICON = (HICON) NULL; | |
107 | ||
108 | HICON wxDEFAULT_FRAME_ICON = (HICON) NULL; | |
109 | HICON wxDEFAULT_MDICHILDFRAME_ICON = (HICON) NULL; | |
110 | HICON wxDEFAULT_MDIPARENTFRAME_ICON = (HICON) NULL; | |
111 | ||
112 | HBRUSH wxDisableButtonBrush = (HBRUSH) 0; | |
113 | ||
114 | MRESULT EXPENTRY wxWndProc( HWND hWnd,ULONG message,MPARAM mp1,MPARAM mp2); | |
115 | MRESULT EXPENTRY wxFrameWndProc( HWND hWnd,ULONG message,MPARAM mp1,MPARAM mp2); | |
116 | ||
117 | // =========================================================================== | |
118 | // implementation | |
119 | // =========================================================================== | |
120 | ||
121 | // --------------------------------------------------------------------------- | |
122 | // helper struct and functions for socket handling | |
123 | // --------------------------------------------------------------------------- | |
124 | ||
125 | struct GsocketCallbackInfo{ | |
126 | void (*proc)(void *); | |
127 | int type; | |
128 | int handle; | |
129 | void* gsock; | |
130 | }; | |
131 | ||
132 | // These defines and wrapper functions are used here and in gsockpm.c | |
133 | #define wxSockReadMask 0x01 | |
134 | #define wxSockWriteMask 0x02 | |
135 | ||
136 | #ifdef __EMX__ | |
137 | extern "C" | |
138 | int wxAppAddSocketHandler(int handle, int mask, | |
139 | void (*callback)(void*), void * gsock) | |
140 | { | |
141 | return wxTheApp->AddSocketHandler(handle, mask, callback, gsock); | |
142 | } | |
143 | extern "C" | |
144 | void wxAppRemoveSocketHandler(int handle) | |
145 | { | |
146 | wxTheApp->RemoveSocketHandler(handle); | |
147 | } | |
148 | #else | |
149 | // Linkage mode problems using callbacks with extern C in a .cpp module | |
150 | int wxAppAddSocketHandler(int handle, int mask, | |
151 | void (*callback)(void*), void * gsock) | |
152 | { | |
153 | return wxTheApp->AddSocketHandler(handle, mask, callback, gsock); | |
154 | } | |
155 | void wxAppRemoveSocketHandler(int handle) | |
156 | { | |
157 | wxTheApp->RemoveSocketHandler(handle); | |
158 | } | |
159 | #endif | |
160 | ||
161 | void wxApp::HandleSockets() | |
162 | { | |
163 | bool pendingEvent = FALSE; | |
164 | ||
165 | // Check whether it's time for Gsocket operation | |
166 | if (m_maxSocketHandles > 0 && m_maxSocketNr > 0) | |
167 | { | |
168 | fd_set readfds = m_readfds; | |
169 | fd_set writefds = m_writefds; | |
170 | struct timeval timeout; | |
171 | int i; | |
172 | struct GsocketCallbackInfo | |
173 | *CallbackInfo = (struct GsocketCallbackInfo *)m_sockCallbackInfo; | |
174 | int r = 0; | |
175 | timeout.tv_sec = 0; | |
176 | timeout.tv_usec = 0; | |
177 | if ( select(m_maxSocketNr, &readfds, &writefds, 0, &timeout) > 0) | |
178 | { | |
179 | for (i = m_lastUsedHandle + 1; i != m_lastUsedHandle; i++) | |
180 | { | |
181 | if (i == m_maxSocketNr) | |
182 | i = 0; | |
183 | if (FD_ISSET(i, &readfds)) | |
184 | { | |
185 | int r; | |
186 | for (r = 0; r < m_maxSocketHandles; r++){ | |
187 | if(CallbackInfo[r].handle == i && | |
188 | CallbackInfo[r].type == wxSockReadMask) | |
189 | break; | |
190 | } | |
191 | if (r < m_maxSocketHandles) | |
192 | { | |
193 | CallbackInfo[r].proc(CallbackInfo[r].gsock); | |
194 | pendingEvent = TRUE; | |
195 | wxYield(); | |
196 | } | |
197 | } | |
198 | if (FD_ISSET(i, &writefds)) | |
199 | { | |
200 | int r; | |
201 | for (r = 0; r < m_maxSocketHandles; r++) | |
202 | if(CallbackInfo[r].handle == i && | |
203 | CallbackInfo[r].type == wxSockWriteMask) | |
204 | break; | |
205 | if (r < m_maxSocketHandles) | |
206 | { | |
207 | CallbackInfo[r].proc(CallbackInfo[r].gsock); | |
208 | pendingEvent = TRUE; | |
209 | wxYield(); | |
210 | } | |
211 | } | |
212 | } | |
213 | m_lastUsedHandle = i; | |
214 | } | |
215 | if (pendingEvent) | |
216 | wxYield(); | |
217 | } | |
218 | } | |
219 | // --------------------------------------------------------------------------- | |
220 | // wxApp | |
221 | // --------------------------------------------------------------------------- | |
222 | ||
223 | IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) | |
224 | ||
225 | BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) | |
226 | EVT_IDLE(wxApp::OnIdle) | |
227 | EVT_END_SESSION(wxApp::OnEndSession) | |
228 | EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession) | |
229 | END_EVENT_TABLE() | |
230 | ||
231 | // | |
232 | // Initialize | |
233 | // | |
234 | bool wxApp::Initialize( | |
235 | HAB vHab | |
236 | ) | |
237 | { | |
238 | #if defined(wxUSE_CONSOLEDEBUG) | |
239 | #if wxUSE_CONSOLEDEBUG | |
240 | /***********************************************/ | |
241 | /* Code for using stdout debug */ | |
242 | /* To use it you mast link app as "Window" - EK*/ | |
243 | /***********************************************/ | |
244 | { | |
245 | PPIB pib; | |
246 | PTIB tib; | |
247 | ||
248 | printf("In console\n"); | |
249 | ||
250 | DosGetInfoBlocks(&tib, &pib); | |
251 | /* Try morphing into a PM application. */ | |
252 | // if(pib->pib_ultype == 2) /* VIO */ | |
253 | pib->pib_ultype = 3; | |
254 | } | |
255 | /**********************************************/ | |
256 | /**********************************************/ | |
257 | #endif //wxUSE_CONSOLEDEBUG | |
258 | #endif | |
259 | ||
260 | wxBuffer = new wxChar[1500]; // FIXME; why? | |
261 | ||
262 | wxClassInfo::InitializeClasses(); | |
263 | ||
264 | #if wxUSE_THREADS | |
265 | wxPendingEventsLocker = new wxCriticalSection; | |
266 | #endif | |
267 | ||
268 | wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING); | |
269 | wxTheColourDatabase->Initialize(); | |
270 | ||
271 | wxInitializeStockLists(); | |
272 | wxInitializeStockObjects(); | |
273 | ||
274 | #if wxUSE_WX_RESOURCES | |
275 | wxInitializeResourceSystem(); | |
276 | #endif | |
277 | ||
278 | wxBitmap::InitStandardHandlers(); | |
279 | ||
280 | // | |
281 | // OS2 has to have an anchorblock | |
282 | // | |
283 | vHab = WinInitialize(0); | |
284 | ||
285 | if (!vHab) | |
286 | return FALSE; | |
287 | else | |
288 | vHabmain = vHab; | |
289 | ||
290 | // Some people may wish to use this, but | |
291 | // probably it shouldn't be here by default. | |
292 | #ifdef __WXDEBUG__ | |
293 | // wxRedirectIOToConsole(); | |
294 | #endif | |
295 | ||
296 | wxWinHandleList = new wxList(wxKEY_INTEGER); | |
297 | ||
298 | // This is to foil optimizations in Visual C++ that throw out dummy.obj. | |
299 | // PLEASE DO NOT ALTER THIS. | |
300 | #if !defined(WXMAKINGDLL) && defined(__VISAGECPP__) | |
301 | extern char wxDummyChar; | |
302 | if (wxDummyChar) wxDummyChar++; | |
303 | #endif | |
304 | ||
305 | // wxSetKeyboardHook(TRUE); | |
306 | ||
307 | wxModule::RegisterModules(); | |
308 | if (!wxModule::InitializeModules()) | |
309 | return FALSE; | |
310 | RegisterWindowClasses(vHab); | |
311 | return TRUE; | |
312 | } // end of wxApp::Initialize | |
313 | ||
314 | const char* CANTREGISTERCLASS = " Can't register Class "; | |
315 | // --------------------------------------------------------------------------- | |
316 | // RegisterWindowClasses | |
317 | // --------------------------------------------------------------------------- | |
318 | ||
319 | bool wxApp::RegisterWindowClasses( | |
320 | HAB vHab | |
321 | ) | |
322 | { | |
323 | ERRORID vError = 0L; | |
324 | wxString sError; | |
325 | ||
326 | if (!::WinRegisterClass( vHab | |
327 | ,wxFrameClassName | |
328 | ,wxFrameWndProc | |
329 | ,CS_SIZEREDRAW | CS_SYNCPAINT | |
330 | ,sizeof(ULONG) | |
331 | )) | |
332 | { | |
333 | vError = ::WinGetLastError(vHab); | |
334 | sError = wxPMErrorToStr(vError); | |
335 | wxLogLastError(sError); | |
336 | return FALSE; | |
337 | } | |
338 | ||
339 | if (!::WinRegisterClass( vHab | |
340 | ,wxFrameClassNameNoRedraw | |
341 | ,wxWndProc | |
342 | ,0 | |
343 | ,sizeof(ULONG) | |
344 | )) | |
345 | { | |
346 | vError = ::WinGetLastError(vHab); | |
347 | sError = wxPMErrorToStr(vError); | |
348 | wxLogLastError(sError); | |
349 | return FALSE; | |
350 | } | |
351 | ||
352 | if (!::WinRegisterClass( vHab | |
353 | ,wxMDIFrameClassName | |
354 | ,wxWndProc | |
355 | ,CS_SIZEREDRAW | CS_MOVENOTIFY | CS_SYNCPAINT | |
356 | ,sizeof(ULONG) | |
357 | )) | |
358 | { | |
359 | vError = ::WinGetLastError(vHab); | |
360 | sError = wxPMErrorToStr(vError); | |
361 | wxLogLastError(sError); | |
362 | return FALSE; | |
363 | } | |
364 | ||
365 | if (!::WinRegisterClass( vHab | |
366 | ,wxMDIFrameClassNameNoRedraw | |
367 | ,wxWndProc | |
368 | ,0 | |
369 | ,sizeof(ULONG) | |
370 | )) | |
371 | { | |
372 | vError = ::WinGetLastError(vHab); | |
373 | sError = wxPMErrorToStr(vError); | |
374 | wxLogLastError(sError); | |
375 | return FALSE; | |
376 | } | |
377 | ||
378 | if (!::WinRegisterClass( vHab | |
379 | ,wxMDIChildFrameClassName | |
380 | ,wxWndProc | |
381 | ,CS_MOVENOTIFY | CS_SIZEREDRAW | CS_SYNCPAINT | CS_HITTEST | |
382 | ,sizeof(ULONG) | |
383 | )) | |
384 | { | |
385 | vError = ::WinGetLastError(vHab); | |
386 | sError = wxPMErrorToStr(vError); | |
387 | wxLogLastError(sError); | |
388 | return FALSE; | |
389 | } | |
390 | ||
391 | if (!::WinRegisterClass( vHab | |
392 | ,wxMDIChildFrameClassNameNoRedraw | |
393 | ,wxWndProc | |
394 | ,CS_HITTEST | |
395 | ,sizeof(ULONG) | |
396 | )) | |
397 | { | |
398 | vError = ::WinGetLastError(vHab); | |
399 | sError = wxPMErrorToStr(vError); | |
400 | wxLogLastError(sError); | |
401 | return FALSE; | |
402 | } | |
403 | ||
404 | if (!::WinRegisterClass( vHab | |
405 | ,wxPanelClassName | |
406 | ,wxWndProc | |
407 | ,CS_MOVENOTIFY | CS_SIZEREDRAW | CS_HITTEST | CS_SAVEBITS | CS_SYNCPAINT | |
408 | ,sizeof(ULONG) | |
409 | )) | |
410 | { | |
411 | vError = ::WinGetLastError(vHab); | |
412 | sError = wxPMErrorToStr(vError); | |
413 | wxLogLastError(sError); | |
414 | return FALSE; | |
415 | } | |
416 | ||
417 | if (!::WinRegisterClass( vHab | |
418 | ,wxCanvasClassName | |
419 | ,wxWndProc | |
420 | ,CS_SIZEREDRAW | CS_HITTEST | CS_SYNCPAINT | |
421 | ,sizeof(ULONG) | |
422 | )) | |
423 | { | |
424 | vError = ::WinGetLastError(vHab); | |
425 | sError = wxPMErrorToStr(vError); | |
426 | wxLogLastError(sError); | |
427 | return FALSE; | |
428 | } | |
429 | if (!::WinRegisterClass( vHab | |
430 | ,wxCanvasClassNameNR | |
431 | ,wxWndProc | |
432 | ,CS_HITTEST | CS_SYNCPAINT | |
433 | ,sizeof(ULONG) | |
434 | )) | |
435 | { | |
436 | vError = ::WinGetLastError(vHab); | |
437 | sError = wxPMErrorToStr(vError); | |
438 | wxLogLastError(sError); | |
439 | return FALSE; | |
440 | } | |
441 | return TRUE; | |
442 | } // end of wxApp::RegisterWindowClasses | |
443 | ||
444 | // | |
445 | // Cleans up any wxWindows internal structures left lying around | |
446 | // | |
447 | void wxApp::CleanUp() | |
448 | { | |
449 | // | |
450 | // COMMON CLEANUP | |
451 | // | |
452 | ||
453 | #if wxUSE_LOG | |
454 | ||
455 | // | |
456 | // Flush the logged messages if any and install a 'safer' log target: the | |
457 | // default one (wxLogGui) can't be used after the resources are freed just | |
458 | // below and the user suppliedo ne might be even more unsafe (using any | |
459 | // wxWindows GUI function is unsafe starting from now) | |
460 | // | |
461 | wxLog::DontCreateOnDemand(); | |
462 | ||
463 | // | |
464 | // This will flush the old messages if any | |
465 | // | |
466 | delete wxLog::SetActiveTarget(new wxLogStderr); | |
467 | #endif // wxUSE_LOG | |
468 | ||
469 | // | |
470 | // One last chance for pending objects to be cleaned up | |
471 | // | |
472 | wxTheApp->DeletePendingObjects(); | |
473 | ||
474 | wxModule::CleanUpModules(); | |
475 | ||
476 | #if wxUSE_WX_RESOURCES | |
477 | wxCleanUpResourceSystem(); | |
478 | #endif | |
479 | ||
480 | wxDeleteStockObjects(); | |
481 | ||
482 | // | |
483 | // Destroy all GDI lists, etc. | |
484 | // | |
485 | wxDeleteStockLists(); | |
486 | ||
487 | delete wxTheColourDatabase; | |
488 | wxTheColourDatabase = NULL; | |
489 | ||
490 | wxBitmap::CleanUpHandlers(); | |
491 | ||
492 | delete[] wxBuffer; | |
493 | wxBuffer = NULL; | |
494 | ||
495 | // | |
496 | // PM-SPECIFIC CLEANUP | |
497 | // | |
498 | ||
499 | // wxSetKeyboardHook(FALSE); | |
500 | ||
501 | if (wxSTD_FRAME_ICON) | |
502 | ::WinFreeFileIcon(wxSTD_FRAME_ICON); | |
503 | if (wxSTD_MDICHILDFRAME_ICON) | |
504 | ::WinFreeFileIcon(wxSTD_MDICHILDFRAME_ICON); | |
505 | if (wxSTD_MDIPARENTFRAME_ICON) | |
506 | ::WinFreeFileIcon(wxSTD_MDIPARENTFRAME_ICON); | |
507 | ||
508 | if (wxDEFAULT_FRAME_ICON) | |
509 | ::WinFreeFileIcon(wxDEFAULT_FRAME_ICON); | |
510 | if (wxDEFAULT_MDICHILDFRAME_ICON) | |
511 | ::WinFreeFileIcon(wxDEFAULT_MDICHILDFRAME_ICON); | |
512 | if (wxDEFAULT_MDIPARENTFRAME_ICON) | |
513 | ::WinFreeFileIcon(wxDEFAULT_MDIPARENTFRAME_ICON); | |
514 | ||
515 | if ( wxDisableButtonBrush ) | |
516 | { | |
517 | // TODO: ::DeleteObject( wxDisableButtonBrush ); | |
518 | } | |
519 | ||
520 | if (wxWinHandleList) | |
521 | delete wxWinHandleList; | |
522 | ||
523 | delete wxPendingEvents; | |
524 | #if wxUSE_THREADS | |
525 | delete wxPendingEventsLocker; | |
526 | // If we don't do the following, we get an apparent memory leak. | |
527 | ((wxEvtHandler&) wxDefaultValidator).ClearEventLocker(); | |
528 | #endif | |
529 | ||
530 | wxClassInfo::CleanUpClasses(); | |
531 | ||
532 | // Delete Message queue | |
533 | if (wxTheApp->m_hMq) | |
534 | ::WinDestroyMsgQueue(wxTheApp->m_hMq); | |
535 | ||
536 | delete wxTheApp; | |
537 | wxTheApp = NULL; | |
538 | ||
539 | #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT | |
540 | // At this point we want to check if there are any memory | |
541 | // blocks that aren't part of the wxDebugContext itself, | |
542 | // as a special case. Then when dumping we need to ignore | |
543 | // wxDebugContext, too. | |
544 | if (wxDebugContext::CountObjectsLeft(TRUE) > 0) | |
545 | { | |
546 | wxLogDebug(wxT("There were memory leaks.")); | |
547 | wxDebugContext::Dump(); | |
548 | wxDebugContext::PrintStatistics(); | |
549 | } | |
550 | // wxDebugContext::SetStream(NULL, NULL); | |
551 | #endif | |
552 | ||
553 | #if wxUSE_LOG | |
554 | // do it as the very last thing because everything else can log messages | |
555 | delete wxLog::SetActiveTarget(NULL); | |
556 | #endif // wxUSE_LOG | |
557 | } // end of wxApp::CleanUp | |
558 | ||
559 | //---------------------------------------------------------------------- | |
560 | // Main wxWindows entry point | |
561 | //---------------------------------------------------------------------- | |
562 | int wxEntry( | |
563 | int argc | |
564 | , char* argv[] | |
565 | ) | |
566 | { | |
567 | HAB vHab = 0; | |
568 | ||
569 | if (!wxApp::Initialize(vHab)) | |
570 | return 0; | |
571 | ||
572 | // | |
573 | // create the application object or ensure that one already exists | |
574 | // | |
575 | if (!wxTheApp) | |
576 | { | |
577 | // The app may have declared a global application object, but we recommend | |
578 | // the IMPLEMENT_APP macro is used instead, which sets an initializer | |
579 | // function for delayed, dynamic app object construction. | |
580 | wxCHECK_MSG( wxApp::GetInitializerFunction(), 0, | |
581 | wxT("No initializer - use IMPLEMENT_APP macro.") ); | |
582 | wxTheApp = (*wxApp::GetInitializerFunction()) (); | |
583 | } | |
584 | wxCHECK_MSG( wxTheApp, 0, wxT("You have to define an instance of wxApp!") ); | |
585 | wxTheApp->argc = argc; | |
586 | ||
587 | #if wxUSE_UNICODE | |
588 | wxTheApp->argv = new wxChar*[argc+1]; | |
589 | ||
590 | int nArgc = 0; | |
591 | ||
592 | while (nArgc < argc) | |
593 | { | |
594 | wxTheApp->argv[nArgc] = wxStrdup(wxConvLibc.cMB2WX(argv[nArgc])); | |
595 | nArgc++; | |
596 | } | |
597 | wxTheApp->argv[nArgc] = (wxChar *)NULL; | |
598 | #else | |
599 | wxTheApp->argv = argv; | |
600 | #endif | |
601 | ||
602 | wxString sName(wxFileNameFromPath(argv[0])); | |
603 | ||
604 | wxStripExtension(sName); | |
605 | wxTheApp->SetAppName(sName); | |
606 | ||
607 | int nRetValue = 0; | |
608 | ||
609 | if (!wxTheApp->OnInitGui()) | |
610 | nRetValue = -1; | |
611 | ||
612 | if (nRetValue == 0) | |
613 | { | |
614 | if (wxTheApp->OnInit()) | |
615 | { | |
616 | nRetValue = wxTheApp->OnRun(); | |
617 | } | |
618 | // Normal exit | |
619 | wxWindow* pTopWindow = wxTheApp->GetTopWindow(); | |
620 | if (pTopWindow) | |
621 | { | |
622 | // Forcibly delete the window. | |
623 | if (pTopWindow->IsKindOf(CLASSINFO(wxFrame)) || | |
624 | pTopWindow->IsKindOf(CLASSINFO(wxDialog)) ) | |
625 | { | |
626 | pTopWindow->Close(TRUE); | |
627 | wxTheApp->DeletePendingObjects(); | |
628 | } | |
629 | else | |
630 | { | |
631 | delete pTopWindow; | |
632 | wxTheApp->SetTopWindow(NULL); | |
633 | } | |
634 | } | |
635 | } | |
636 | else // app initialization failed | |
637 | { | |
638 | wxLogLastError(" Gui initialization failed, exitting"); | |
639 | } | |
640 | #if wxUSE_CONSOLEDEBUG | |
641 | printf("wxTheApp->OnExit "); | |
642 | fflush(stdout); | |
643 | #endif | |
644 | wxTheApp->OnExit(); | |
645 | #if wxUSE_CONSOLEDEBUG | |
646 | printf("wxApp::CleanUp "); | |
647 | fflush(stdout); | |
648 | #endif | |
649 | wxApp::CleanUp(); | |
650 | #if wxUSE_CONSOLEDEBUG | |
651 | printf("return %i ", nRetValue); | |
652 | fflush(stdout); | |
653 | #endif | |
654 | return(nRetValue); | |
655 | } // end of wxEntry | |
656 | ||
657 | bool wxApp::OnInitGui() | |
658 | { | |
659 | ERRORID vError; | |
660 | wxString sError; | |
661 | ||
662 | if (!wxAppBase::OnInitGui()) | |
663 | return FALSE; | |
664 | ||
665 | m_hMq = ::WinCreateMsgQueue(vHabmain, 0); | |
666 | if (!m_hMq) | |
667 | { | |
668 | vError = ::WinGetLastError(vHabmain); | |
669 | sError = wxPMErrorToStr(vError); | |
670 | wxLogDebug(sError); | |
671 | return FALSE; | |
672 | } | |
673 | ||
674 | return TRUE; | |
675 | } // end of wxApp::OnInitGui | |
676 | ||
677 | // | |
678 | // Static member initialization | |
679 | // | |
680 | wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL; | |
681 | ||
682 | wxApp::wxApp() | |
683 | { | |
684 | m_topWindow = NULL; | |
685 | wxTheApp = this; | |
686 | ||
687 | argc = 0; | |
688 | argv = NULL; | |
689 | m_nPrintMode = wxPRINT_WINDOWS; | |
690 | m_bAuto3D = TRUE; | |
691 | m_hMq = 0; | |
692 | m_maxSocketHandles = 0; | |
693 | m_maxSocketNr = 0; | |
694 | m_sockCallbackInfo = 0; | |
695 | } // end of wxApp::wxApp | |
696 | ||
697 | wxApp::~wxApp() | |
698 | { | |
699 | // | |
700 | // Delete command-line args | |
701 | // | |
702 | #if wxUSE_UNICODE | |
703 | int i; | |
704 | ||
705 | for (i = 0; i < argc; i++) | |
706 | { | |
707 | delete[] argv[i]; | |
708 | } | |
709 | delete[] argv; | |
710 | #endif | |
711 | } // end of wxApp::~wxApp | |
712 | ||
713 | bool wxApp::Initialized() | |
714 | { | |
715 | if (GetTopWindow()) | |
716 | return TRUE; | |
717 | else | |
718 | return FALSE; | |
719 | } // end of wxApp::Initialized | |
720 | ||
721 | // | |
722 | // Get and process a message, returning FALSE if WM_QUIT | |
723 | // received (and also set the flag telling the app to exit the main loop) | |
724 | // | |
725 | ||
726 | bool wxApp::DoMessage() | |
727 | { | |
728 | BOOL bRc = ::WinGetMsg(vHabmain, &svCurrentMsg, HWND(NULL), 0, 0); | |
729 | ||
730 | if (bRc == 0) | |
731 | { | |
732 | // got WM_QUIT | |
733 | m_bKeepGoing = FALSE; | |
734 | return FALSE; | |
735 | } | |
736 | else if (bRc == -1) | |
737 | { | |
738 | // should never happen, but let's test for it nevertheless | |
739 | wxLogLastError("GetMessage"); | |
740 | } | |
741 | else | |
742 | { | |
743 | #if wxUSE_THREADS | |
744 | wxASSERT_MSG( wxThread::IsMain() | |
745 | ,wxT("only the main thread can process Windows messages") | |
746 | ); | |
747 | ||
748 | static bool sbHadGuiLock = TRUE; | |
749 | static wxMsgArray svSavedMessages; | |
750 | ||
751 | // | |
752 | // If a secondary thread owns is doing GUI calls, save all messages for | |
753 | // later processing - we can't process them right now because it will | |
754 | // lead to recursive library calls (and we're not reentrant) | |
755 | // | |
756 | if (!wxGuiOwnedByMainThread()) | |
757 | { | |
758 | sbHadGuiLock = FALSE; | |
759 | ||
760 | // | |
761 | // Leave out WM_COMMAND messages: too dangerous, sometimes | |
762 | // the message will be processed twice | |
763 | // | |
764 | if ( !wxIsWaitingForThread() || | |
765 | svCurrentMsg.msg != WM_COMMAND ) | |
766 | { | |
767 | svSavedMessages.Add(svCurrentMsg); | |
768 | } | |
769 | return TRUE; | |
770 | } | |
771 | else | |
772 | { | |
773 | // | |
774 | // Have we just regained the GUI lock? if so, post all of the saved | |
775 | // messages | |
776 | // | |
777 | if (!sbHadGuiLock ) | |
778 | { | |
779 | sbHadGuiLock = TRUE; | |
780 | ||
781 | size_t nCount = svSavedMessages.Count(); | |
782 | ||
783 | for (size_t n = 0; n < nCount; n++) | |
784 | { | |
785 | QMSG vMsg = svSavedMessages[n]; | |
786 | ||
787 | DoMessage((WXMSG*)&vMsg); | |
788 | } | |
789 | svSavedMessages.Empty(); | |
790 | } | |
791 | } | |
792 | #endif // wxUSE_THREADS | |
793 | ||
794 | // | |
795 | // Process the message | |
796 | // | |
797 | DoMessage((WXMSG *)&svCurrentMsg); | |
798 | } | |
799 | return TRUE; | |
800 | } // end of wxApp::DoMessage | |
801 | ||
802 | void wxApp::DoMessage( | |
803 | WXMSG* pMsg | |
804 | ) | |
805 | { | |
806 | if (!ProcessMessage((WXMSG *)&svCurrentMsg)) | |
807 | { | |
808 | ::WinDispatchMsg(vHabmain, (PQMSG)&svCurrentMsg); | |
809 | } | |
810 | } // end of wxApp::DoMessage | |
811 | ||
812 | ////////////////////////////////////////////////////////////////////////////// | |
813 | // | |
814 | // Keep trying to process messages until WM_QUIT | |
815 | // received. | |
816 | // | |
817 | // If there are messages to be processed, they will all be | |
818 | // processed and OnIdle will not be called. | |
819 | // When there are no more messages, OnIdle is called. | |
820 | // If OnIdle requests more time, | |
821 | // it will be repeatedly called so long as there are no pending messages. | |
822 | // A 'feature' of this is that once OnIdle has decided that no more processing | |
823 | // is required, then it won't get processing time until further messages | |
824 | // are processed (it'll sit in DoMessage). | |
825 | // | |
826 | ////////////////////////////////////////////////////////////////////////////// | |
827 | int wxApp::MainLoop() | |
828 | { | |
829 | m_bKeepGoing = TRUE; | |
830 | ||
831 | while (m_bKeepGoing) | |
832 | { | |
833 | #if wxUSE_THREADS | |
834 | wxMutexGuiLeaveOrEnter(); | |
835 | #endif // wxUSE_THREADS | |
836 | while (!Pending() && ProcessIdle()) | |
837 | { | |
838 | HandleSockets(); | |
839 | wxUsleep(10000); | |
840 | } | |
841 | HandleSockets(); | |
842 | if (Pending()) | |
843 | DoMessage(); | |
844 | else | |
845 | wxUsleep(10000); | |
846 | ||
847 | } | |
848 | return (int)svCurrentMsg.mp1; | |
849 | } // end of wxApp::MainLoop | |
850 | ||
851 | // | |
852 | // Returns TRUE if more time is needed. | |
853 | // | |
854 | bool wxApp::ProcessIdle() | |
855 | { | |
856 | wxIdleEvent vEvent; | |
857 | ||
858 | vEvent.SetEventObject(this); | |
859 | ProcessEvent(vEvent); | |
860 | return vEvent.MoreRequested(); | |
861 | } // end of wxApp::ProcessIdle | |
862 | ||
863 | void wxApp::ExitMainLoop() | |
864 | { | |
865 | ::WinPostMsg(NULL, WM_QUIT, 0, 0); | |
866 | } // end of wxApp::ExitMainLoop | |
867 | ||
868 | bool wxApp::Pending() | |
869 | { | |
870 | return (::WinPeekMsg(vHabmain, (PQMSG)&svCurrentMsg, (HWND)NULL, 0, 0, PM_NOREMOVE) != 0); | |
871 | } // end of wxApp::Pending | |
872 | ||
873 | void wxApp::Dispatch() | |
874 | { | |
875 | DoMessage(); | |
876 | } | |
877 | ||
878 | ////////////////////////////////////////////////////////////////////////////// | |
879 | // | |
880 | // Give all windows a chance to preprocess | |
881 | // the message. Some may have accelerator tables, or have | |
882 | // MDI complications. | |
883 | // | |
884 | ////////////////////////////////////////////////////////////////////////////// | |
885 | bool wxApp::ProcessMessage( | |
886 | WXMSG* pWxmsg | |
887 | ) | |
888 | { | |
889 | QMSG* pMsg = (PQMSG)pWxmsg; | |
890 | HWND hWnd = pMsg->hwnd; | |
891 | wxWindow* pWndThis = wxFindWinFromHandle((WXHWND)hWnd); | |
892 | wxWindow* pWnd; | |
893 | ||
894 | // | |
895 | // Pass non-system timer messages to the wxTimerProc | |
896 | // | |
897 | if (pMsg->msg == WM_TIMER && | |
898 | (SHORT1FROMMP(pMsg->mp1) != TID_CURSOR && | |
899 | SHORT1FROMMP(pMsg->mp1) != TID_FLASHWINDOW && | |
900 | SHORT1FROMMP(pMsg->mp1) != TID_SCROLL && | |
901 | SHORT1FROMMP(pMsg->mp1) != 0x0000 | |
902 | )) | |
903 | wxTimerProc(NULL, 0, (int)pMsg->mp1, 0); | |
904 | ||
905 | // | |
906 | // Allow the window to prevent certain messages from being | |
907 | // translated/processed (this is currently used by wxTextCtrl to always | |
908 | // grab Ctrl-C/V/X, even if they are also accelerators in some parent) | |
909 | // | |
910 | if (pWndThis && !pWndThis->OS2ShouldPreProcessMessage(pWxmsg)) | |
911 | { | |
912 | return FALSE; | |
913 | } | |
914 | ||
915 | // | |
916 | // For some composite controls (like a combobox), wndThis might be NULL | |
917 | // because the subcontrol is not a wxWindow, but only the control itself | |
918 | // is - try to catch this case | |
919 | // | |
920 | while (hWnd && !pWndThis) | |
921 | { | |
922 | hWnd = ::WinQueryWindow(hWnd, QW_PARENT); | |
923 | pWndThis = wxFindWinFromHandle((WXHWND)hWnd); | |
924 | } | |
925 | ||
926 | // | |
927 | // Try translations first; find the youngest window with | |
928 | // a translation table. OS/2 has case sensative accels, so | |
929 | // this block, coded by BK, removes that and helps make them | |
930 | // case insensative. | |
931 | // | |
932 | if(pMsg->msg == WM_CHAR) | |
933 | { | |
934 | PBYTE pChmsg = (PBYTE)&(pMsg->msg); | |
935 | USHORT uSch = CHARMSG(pChmsg)->chr; | |
936 | bool bRc; | |
937 | ||
938 | // | |
939 | // Do not process keyup events | |
940 | // | |
941 | if(!(CHARMSG(pChmsg)->fs & KC_KEYUP)) | |
942 | { | |
943 | if((CHARMSG(pChmsg)->fs & (KC_ALT | KC_CTRL)) && CHARMSG(pChmsg)->chr != 0) | |
944 | CHARMSG(pChmsg)->chr = (USHORT)wxToupper((UCHAR)uSch); | |
945 | ||
946 | ||
947 | for(pWnd = pWndThis; pWnd; pWnd = pWnd->GetParent() ) | |
948 | { | |
949 | if((bRc = pWnd->OS2TranslateMessage(pWxmsg)) == TRUE) | |
950 | break; | |
951 | } | |
952 | ||
953 | if(!bRc) // untranslated, should restore original value | |
954 | CHARMSG(pChmsg)->chr = uSch; | |
955 | } | |
956 | } | |
957 | // | |
958 | // Anyone for a non-translation message? Try youngest descendants first. | |
959 | // | |
960 | // for (pWnd = pWndThis; pWnd; pWnd = pWnd->GetParent()) | |
961 | // { | |
962 | // if (pWnd->OS2ProcessMessage(pWxmsg)) | |
963 | // return TRUE; | |
964 | // } | |
965 | return FALSE; | |
966 | } // end of wxApp::ProcessMessage | |
967 | ||
968 | void wxApp::OnIdle( | |
969 | wxIdleEvent& rEvent | |
970 | ) | |
971 | { | |
972 | static bool sbInOnIdle = FALSE; | |
973 | ||
974 | // | |
975 | // Avoid recursion (via ProcessEvent default case) | |
976 | // | |
977 | if (sbInOnIdle) | |
978 | return; | |
979 | ||
980 | sbInOnIdle = TRUE; | |
981 | ||
982 | // | |
983 | // If there are pending events, we must process them: pending events | |
984 | // are either events to the threads other than main or events posted | |
985 | // with wxPostEvent() functions | |
986 | // | |
987 | ProcessPendingEvents(); | |
988 | ||
989 | // | |
990 | // 'Garbage' collection of windows deleted with Close(). | |
991 | // | |
992 | DeletePendingObjects(); | |
993 | ||
994 | #if wxUSE_LOG | |
995 | // | |
996 | // Flush the logged messages if any | |
997 | // | |
998 | wxLog::FlushActive(); | |
999 | #endif // wxUSE_LOG | |
1000 | ||
1001 | #if wxUSE_DC_CACHEING | |
1002 | // automated DC cache management: clear the cached DCs and bitmap | |
1003 | // if it's likely that the app has finished with them, that is, we | |
1004 | // get an idle event and we're not dragging anything. | |
1005 | if (!::WinGetKeyState(HWND_DESKTOP, VK_BUTTON1) && | |
1006 | !::WinGetKeyState(HWND_DESKTOP, VK_BUTTON3) && | |
1007 | !::WinGetKeyState(HWND_DESKTOP, VK_BUTTON2)) | |
1008 | wxDC::ClearCache(); | |
1009 | #endif // wxUSE_DC_CACHEING | |
1010 | ||
1011 | // | |
1012 | // Send OnIdle events to all windows | |
1013 | // | |
1014 | if (SendIdleEvents()) | |
1015 | { | |
1016 | // | |
1017 | // SendIdleEvents() returns TRUE if at least one window requested more | |
1018 | // idle events | |
1019 | // | |
1020 | rEvent.RequestMore(TRUE); | |
1021 | } | |
1022 | sbInOnIdle = FALSE; | |
1023 | } // end of wxApp::OnIdle | |
1024 | ||
1025 | // Send idle event to all top-level windows | |
1026 | bool wxApp::SendIdleEvents() | |
1027 | { | |
1028 | bool bNeedMore = FALSE; | |
1029 | wxWindowList::Node* pNode = wxTopLevelWindows.GetFirst(); | |
1030 | ||
1031 | while (pNode) | |
1032 | { | |
1033 | wxWindow* pWin = pNode->GetData(); | |
1034 | ||
1035 | if (SendIdleEvents(pWin)) | |
1036 | bNeedMore = TRUE; | |
1037 | pNode = pNode->GetNext(); | |
1038 | } | |
1039 | return bNeedMore; | |
1040 | } // end of wxApp::SendIdleEvents | |
1041 | ||
1042 | // | |
1043 | // Send idle event to window and all subwindows | |
1044 | // | |
1045 | bool wxApp::SendIdleEvents( | |
1046 | wxWindow* pWin | |
1047 | ) | |
1048 | { | |
1049 | bool bNeedMore = FALSE; | |
1050 | wxIdleEvent vEvent; | |
1051 | ||
1052 | vEvent.SetEventObject(pWin); | |
1053 | pWin->GetEventHandler()->ProcessEvent(vEvent); | |
1054 | ||
1055 | if (vEvent.MoreRequested()) | |
1056 | bNeedMore = TRUE; | |
1057 | ||
1058 | wxNode* pNode = pWin->GetChildren().First(); | |
1059 | ||
1060 | while (pNode) | |
1061 | { | |
1062 | wxWindow* pWin = (wxWindow*) pNode->Data(); | |
1063 | ||
1064 | if (SendIdleEvents(pWin)) | |
1065 | bNeedMore = TRUE; | |
1066 | pNode = pNode->Next(); | |
1067 | } | |
1068 | return bNeedMore; | |
1069 | } // end of wxApp::SendIdleEvents | |
1070 | ||
1071 | void wxApp::DeletePendingObjects() | |
1072 | { | |
1073 | wxNode* pNode = wxPendingDelete.First(); | |
1074 | ||
1075 | while (pNode) | |
1076 | { | |
1077 | wxObject* pObj = (wxObject *)pNode->Data(); | |
1078 | ||
1079 | delete pObj; | |
1080 | ||
1081 | if (wxPendingDelete.Member(pObj)) | |
1082 | delete pNode; | |
1083 | ||
1084 | // | |
1085 | // Deleting one object may have deleted other pending | |
1086 | // objects, so start from beginning of list again. | |
1087 | // | |
1088 | pNode = wxPendingDelete.First(); | |
1089 | } | |
1090 | } // end of wxApp::DeletePendingObjects | |
1091 | ||
1092 | void wxApp::OnEndSession( | |
1093 | wxCloseEvent& WXUNUSED(rEvent)) | |
1094 | { | |
1095 | if (GetTopWindow()) | |
1096 | GetTopWindow()->Close(TRUE); | |
1097 | } // end of wxApp::OnEndSession | |
1098 | ||
1099 | // | |
1100 | // Default behaviour: close the application with prompts. The | |
1101 | // user can veto the close, and therefore the end session. | |
1102 | // | |
1103 | void wxApp::OnQueryEndSession( | |
1104 | wxCloseEvent& rEvent | |
1105 | ) | |
1106 | { | |
1107 | if (GetTopWindow()) | |
1108 | { | |
1109 | if (!GetTopWindow()->Close(!rEvent.CanVeto())) | |
1110 | rEvent.Veto(TRUE); | |
1111 | } | |
1112 | } // end of wxApp::OnQueryEndSession | |
1113 | ||
1114 | void wxExit() | |
1115 | { | |
1116 | wxLogError(_("Fatal error: exiting")); | |
1117 | ||
1118 | wxApp::CleanUp(); | |
1119 | } // end of wxExit | |
1120 | ||
1121 | // | |
1122 | // Yield to incoming messages | |
1123 | // | |
1124 | bool wxApp::Yield(bool onlyIfNeeded) | |
1125 | { | |
1126 | static bool s_inYield = FALSE; | |
1127 | ||
1128 | if ( s_inYield ) | |
1129 | { | |
1130 | if ( !onlyIfNeeded ) | |
1131 | { | |
1132 | wxFAIL_MSG( _T("wxYield() called recursively") ); | |
1133 | } | |
1134 | ||
1135 | return FALSE; | |
1136 | } | |
1137 | ||
1138 | HAB vHab = 0; | |
1139 | QMSG vMsg; | |
1140 | ||
1141 | // | |
1142 | // Disable log flushing from here because a call to wxYield() shouldn't | |
1143 | // normally result in message boxes popping up &c | |
1144 | // | |
1145 | wxLog::Suspend(); | |
1146 | ||
1147 | s_inYield = TRUE; | |
1148 | ||
1149 | // | |
1150 | // We want to go back to the main message loop | |
1151 | // if we see a WM_QUIT. (?) | |
1152 | // | |
1153 | while (::WinPeekMsg(vHab, &vMsg, (HWND)NULL, 0, 0, PM_NOREMOVE) && vMsg.msg != WM_QUIT) | |
1154 | { | |
1155 | #if wxUSE_THREADS | |
1156 | wxMutexGuiLeaveOrEnter(); | |
1157 | #endif // wxUSE_THREADS | |
1158 | if (!wxTheApp->DoMessage()) | |
1159 | break; | |
1160 | } | |
1161 | // | |
1162 | // If they are pending events, we must process them. | |
1163 | // | |
1164 | if (wxTheApp) | |
1165 | wxTheApp->ProcessPendingEvents(); | |
1166 | ||
1167 | // | |
1168 | // Let the logs be flashed again | |
1169 | // | |
1170 | wxLog::Resume(); | |
1171 | s_inYield = FALSE; | |
1172 | return TRUE; | |
1173 | } // end of wxYield | |
1174 | ||
1175 | int wxApp::AddSocketHandler(int handle, int mask, | |
1176 | void (*callback)(void*), void * gsock) | |
1177 | { | |
1178 | int find; | |
1179 | struct GsocketCallbackInfo | |
1180 | *CallbackInfo = (struct GsocketCallbackInfo *)m_sockCallbackInfo; | |
1181 | ||
1182 | for (find = 0; find < m_maxSocketHandles; find++) | |
1183 | if (CallbackInfo[find].handle == -1) | |
1184 | break; | |
1185 | if (find == m_maxSocketHandles) | |
1186 | { | |
1187 | // Allocate new memory | |
1188 | m_sockCallbackInfo = realloc(m_sockCallbackInfo, | |
1189 | (m_maxSocketHandles+=10)* | |
1190 | sizeof(struct GsocketCallbackInfo)); | |
1191 | CallbackInfo = (struct GsocketCallbackInfo *)m_sockCallbackInfo; | |
1192 | for (find = m_maxSocketHandles - 10; find < m_maxSocketHandles; find++) | |
1193 | CallbackInfo[find].handle = -1; | |
1194 | find = m_maxSocketHandles - 10; | |
1195 | } | |
1196 | CallbackInfo[find].proc = callback; | |
1197 | CallbackInfo[find].type = mask; | |
1198 | CallbackInfo[find].handle = handle; | |
1199 | CallbackInfo[find].gsock = gsock; | |
1200 | if (mask & wxSockReadMask) | |
1201 | FD_SET(handle, &m_readfds); | |
1202 | if (mask & wxSockWriteMask) | |
1203 | FD_SET(handle, &m_writefds); | |
1204 | if (handle >= m_maxSocketNr) | |
1205 | m_maxSocketNr = handle + 1; | |
1206 | return find; | |
1207 | } | |
1208 | ||
1209 | void wxApp::RemoveSocketHandler(int handle) | |
1210 | { | |
1211 | struct GsocketCallbackInfo | |
1212 | *CallbackInfo = (struct GsocketCallbackInfo *)m_sockCallbackInfo; | |
1213 | if (handle < m_maxSocketHandles) | |
1214 | { | |
1215 | if (CallbackInfo[handle].type & wxSockReadMask) | |
1216 | FD_CLR(CallbackInfo[handle].handle, &m_readfds); | |
1217 | if (CallbackInfo[handle].type & wxSockWriteMask) | |
1218 | FD_CLR(CallbackInfo[handle].handle, &m_writefds); | |
1219 | CallbackInfo[handle].handle = -1; | |
1220 | } | |
1221 | } | |
1222 | ||
1223 | //----------------------------------------------------------------------------- | |
1224 | // wxWakeUpIdle | |
1225 | //----------------------------------------------------------------------------- | |
1226 | ||
1227 | void wxWakeUpIdle() | |
1228 | { | |
1229 | // | |
1230 | // Send the top window a dummy message so idle handler processing will | |
1231 | // start up again. Doing it this way ensures that the idle handler | |
1232 | // wakes up in the right thread (see also wxWakeUpMainThread() which does | |
1233 | // the same for the main app thread only) | |
1234 | // | |
1235 | wxWindow* pTopWindow = wxTheApp->GetTopWindow(); | |
1236 | ||
1237 | if (pTopWindow) | |
1238 | { | |
1239 | if ( !::WinPostMsg(GetHwndOf(pTopWindow), WM_NULL, (MPARAM)0, (MPARAM)0)) | |
1240 | { | |
1241 | // | |
1242 | // Should never happen | |
1243 | // | |
1244 | wxLogLastError("PostMessage(WM_NULL)"); | |
1245 | } | |
1246 | } | |
1247 | } // end of wxWakeUpIdle | |
1248 | ||
1249 | HAB wxGetInstance() | |
1250 | { | |
1251 | return vHabmain; | |
1252 | } | |
1253 | ||
1254 | void wxSetInstance( | |
1255 | HAB vHab | |
1256 | ) | |
1257 | { | |
1258 | vHabmain = vHab; | |
1259 | } | |
1260 |