| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: app.cpp |
| 3 | // Purpose: wxApp |
| 4 | // Author: Julian Smart |
| 5 | // Modified by: |
| 6 | // Created: 17/09/98 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Julian Smart |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "app.h" |
| 14 | #endif |
| 15 | |
| 16 | #include "wx/frame.h" |
| 17 | #include "wx/app.h" |
| 18 | #include "wx/utils.h" |
| 19 | #include "wx/gdicmn.h" |
| 20 | #include "wx/icon.h" |
| 21 | #include "wx/dialog.h" |
| 22 | #include "wx/log.h" |
| 23 | #include "wx/module.h" |
| 24 | #include "wx/memory.h" |
| 25 | #include "wx/log.h" |
| 26 | #include "wx/intl.h" |
| 27 | #include "wx/evtloop.h" |
| 28 | #include "wx/timer.h" |
| 29 | |
| 30 | #include "wx/univ/theme.h" |
| 31 | #include "wx/univ/renderer.h" |
| 32 | |
| 33 | #define ABS(a) (((a) < 0) ? -(a) : (a)) |
| 34 | |
| 35 | #if wxUSE_THREADS |
| 36 | #include "wx/thread.h" |
| 37 | #endif |
| 38 | |
| 39 | #if wxUSE_WX_RESOURCES |
| 40 | #include "wx/resource.h" |
| 41 | #endif |
| 42 | |
| 43 | #include "wx/x11/private.h" |
| 44 | |
| 45 | #include <string.h> |
| 46 | |
| 47 | //------------------------------------------------------------------------ |
| 48 | // global data |
| 49 | //------------------------------------------------------------------------ |
| 50 | |
| 51 | extern wxList wxPendingDelete; |
| 52 | |
| 53 | wxHashTable *wxWidgetHashTable = NULL; |
| 54 | wxHashTable *wxClientWidgetHashTable = NULL; |
| 55 | |
| 56 | wxApp *wxTheApp = NULL; |
| 57 | |
| 58 | // This is set within wxEntryStart -- too early on |
| 59 | // to put these in wxTheApp |
| 60 | static int g_newArgc = 0; |
| 61 | static wxChar** g_newArgv = NULL; |
| 62 | static bool g_showIconic = FALSE; |
| 63 | static wxSize g_initialSize = wxDefaultSize; |
| 64 | |
| 65 | // This is required for wxFocusEvent::SetWindow(). It will only |
| 66 | // work for focus events which we provoke ourselves (by calling |
| 67 | // SetFocus()). It will not work for those events, which X11 |
| 68 | // generates itself. |
| 69 | static wxWindow *g_nextFocus = NULL; |
| 70 | static wxWindow *g_prevFocus = NULL; |
| 71 | |
| 72 | //------------------------------------------------------------------------ |
| 73 | // X11 error handling |
| 74 | //------------------------------------------------------------------------ |
| 75 | |
| 76 | #ifdef __WXDEBUG__ |
| 77 | typedef int (*XErrorHandlerFunc)(Display *, XErrorEvent *); |
| 78 | |
| 79 | XErrorHandlerFunc gs_pfnXErrorHandler = 0; |
| 80 | |
| 81 | static int wxXErrorHandler(Display *dpy, XErrorEvent *xevent) |
| 82 | { |
| 83 | // just forward to the default handler for now |
| 84 | if (gs_pfnXErrorHandler) |
| 85 | return gs_pfnXErrorHandler(dpy, xevent); |
| 86 | else |
| 87 | return 0; |
| 88 | } |
| 89 | #endif // __WXDEBUG__ |
| 90 | |
| 91 | //------------------------------------------------------------------------ |
| 92 | // wxApp |
| 93 | //------------------------------------------------------------------------ |
| 94 | |
| 95 | long wxApp::sm_lastMessageTime = 0; |
| 96 | WXDisplay *wxApp::ms_display = NULL; |
| 97 | |
| 98 | IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) |
| 99 | |
| 100 | BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) |
| 101 | EVT_IDLE(wxApp::OnIdle) |
| 102 | END_EVENT_TABLE() |
| 103 | |
| 104 | bool wxApp::Initialize() |
| 105 | { |
| 106 | wxClassInfo::InitializeClasses(); |
| 107 | |
| 108 | #if wxUSE_INTL |
| 109 | wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding()); |
| 110 | #endif |
| 111 | |
| 112 | // GL: I'm annoyed ... I don't know where to put this and I don't want to |
| 113 | // create a module for that as it's part of the core. |
| 114 | #if wxUSE_THREADS |
| 115 | wxPendingEventsLocker = new wxCriticalSection(); |
| 116 | #endif |
| 117 | |
| 118 | wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING); |
| 119 | wxTheColourDatabase->Initialize(); |
| 120 | |
| 121 | wxInitializeStockLists(); |
| 122 | wxInitializeStockObjects(); |
| 123 | |
| 124 | #if wxUSE_WX_RESOURCES |
| 125 | wxInitializeResourceSystem(); |
| 126 | #endif |
| 127 | |
| 128 | wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER); |
| 129 | wxClientWidgetHashTable = new wxHashTable(wxKEY_INTEGER); |
| 130 | |
| 131 | wxModule::RegisterModules(); |
| 132 | if (!wxModule::InitializeModules()) return FALSE; |
| 133 | |
| 134 | return TRUE; |
| 135 | } |
| 136 | |
| 137 | void wxApp::CleanUp() |
| 138 | { |
| 139 | if (g_newArgv) |
| 140 | delete[] g_newArgv; |
| 141 | g_newArgv = NULL; |
| 142 | |
| 143 | delete wxWidgetHashTable; |
| 144 | wxWidgetHashTable = NULL; |
| 145 | delete wxClientWidgetHashTable; |
| 146 | wxClientWidgetHashTable = NULL; |
| 147 | |
| 148 | wxModule::CleanUpModules(); |
| 149 | |
| 150 | #if wxUSE_WX_RESOURCES |
| 151 | wxCleanUpResourceSystem(); |
| 152 | #endif |
| 153 | |
| 154 | delete wxTheColourDatabase; |
| 155 | wxTheColourDatabase = NULL; |
| 156 | |
| 157 | wxDeleteStockObjects(); |
| 158 | |
| 159 | wxDeleteStockLists(); |
| 160 | |
| 161 | delete wxTheApp; |
| 162 | wxTheApp = NULL; |
| 163 | |
| 164 | wxClassInfo::CleanUpClasses(); |
| 165 | |
| 166 | #if wxUSE_THREADS |
| 167 | delete wxPendingEvents; |
| 168 | delete wxPendingEventsLocker; |
| 169 | #endif |
| 170 | |
| 171 | #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT |
| 172 | // At this point we want to check if there are any memory |
| 173 | // blocks that aren't part of the wxDebugContext itself, |
| 174 | // as a special case. Then when dumping we need to ignore |
| 175 | // wxDebugContext, too. |
| 176 | if (wxDebugContext::CountObjectsLeft(TRUE) > 0) |
| 177 | { |
| 178 | wxLogDebug("There were memory leaks."); |
| 179 | wxDebugContext::Dump(); |
| 180 | wxDebugContext::PrintStatistics(); |
| 181 | } |
| 182 | #endif |
| 183 | |
| 184 | // do it as the very last thing because everything else can log messages |
| 185 | wxLog::DontCreateOnDemand(); |
| 186 | // do it as the very last thing because everything else can log messages |
| 187 | delete wxLog::SetActiveTarget(NULL); |
| 188 | } |
| 189 | |
| 190 | // NB: argc and argv may be changed here, pass by reference! |
| 191 | int wxEntryStart( int& argc, char *argv[] ) |
| 192 | { |
| 193 | #ifdef __WXDEBUG__ |
| 194 | #if !wxUSE_NANOX |
| 195 | // install the X error handler |
| 196 | gs_pfnXErrorHandler = XSetErrorHandler( wxXErrorHandler ); |
| 197 | #endif |
| 198 | #endif // __WXDEBUG__ |
| 199 | |
| 200 | wxString displayName; |
| 201 | bool syncDisplay = FALSE; |
| 202 | |
| 203 | // Parse the arguments. |
| 204 | // We can't use wxCmdLineParser or OnInitCmdLine and friends because |
| 205 | // we have to create the Display earlier. If we can find a way to |
| 206 | // use the wxAppBase API then I'll be quite happy to change it. |
| 207 | g_newArgv = new wxChar*[argc]; |
| 208 | g_newArgc = 0; |
| 209 | int i; |
| 210 | for (i = 0; i < argc; i++) |
| 211 | { |
| 212 | wxString arg(argv[i]); |
| 213 | if (arg == wxT("-display")) |
| 214 | { |
| 215 | if (i < (argc - 1)) |
| 216 | { |
| 217 | i ++; |
| 218 | displayName = argv[i]; |
| 219 | continue; |
| 220 | } |
| 221 | } |
| 222 | else if (arg == wxT("-geometry")) |
| 223 | { |
| 224 | if (i < (argc - 1)) |
| 225 | { |
| 226 | i ++; |
| 227 | wxString windowGeometry = argv[i]; |
| 228 | int w, h; |
| 229 | if (wxSscanf(windowGeometry.c_str(), _T("%dx%d"), &w, &h) != 2) |
| 230 | { |
| 231 | wxLogError(_("Invalid geometry specification '%s'"), windowGeometry.c_str()); |
| 232 | } |
| 233 | else |
| 234 | { |
| 235 | g_initialSize = wxSize(w, h); |
| 236 | } |
| 237 | continue; |
| 238 | } |
| 239 | } |
| 240 | else if (arg == wxT("-sync")) |
| 241 | { |
| 242 | syncDisplay = TRUE; |
| 243 | continue; |
| 244 | } |
| 245 | else if (arg == wxT("-iconic")) |
| 246 | { |
| 247 | g_showIconic = TRUE; |
| 248 | |
| 249 | continue; |
| 250 | } |
| 251 | |
| 252 | // Not eaten by wxWindows, so pass through |
| 253 | g_newArgv[g_newArgc] = argv[i]; |
| 254 | g_newArgc ++; |
| 255 | } |
| 256 | |
| 257 | Display* xdisplay = NULL; |
| 258 | if (displayName.IsEmpty()) |
| 259 | xdisplay = XOpenDisplay(NULL); |
| 260 | else |
| 261 | xdisplay = XOpenDisplay((char*) displayName.c_str()); |
| 262 | |
| 263 | if (!xdisplay) |
| 264 | { |
| 265 | wxLogError( _("wxWindows could not open display. Exiting.") ); |
| 266 | return -1; |
| 267 | } |
| 268 | |
| 269 | if (syncDisplay) |
| 270 | { |
| 271 | XSynchronize(xdisplay, True); |
| 272 | } |
| 273 | |
| 274 | wxApp::ms_display = (WXDisplay*) xdisplay; |
| 275 | |
| 276 | XSelectInput( xdisplay, XDefaultRootWindow(xdisplay), PropertyChangeMask); |
| 277 | |
| 278 | wxSetDetectableAutoRepeat( TRUE ); |
| 279 | |
| 280 | if (!wxApp::Initialize()) |
| 281 | return -1; |
| 282 | |
| 283 | return 0; |
| 284 | } |
| 285 | |
| 286 | int wxEntryInitGui() |
| 287 | { |
| 288 | int retValue = 0; |
| 289 | |
| 290 | if ( !wxTheApp->OnInitGui() ) |
| 291 | retValue = -1; |
| 292 | |
| 293 | return retValue; |
| 294 | } |
| 295 | |
| 296 | |
| 297 | int wxEntry( int argc, char *argv[] ) |
| 298 | { |
| 299 | #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT |
| 300 | // This seems to be necessary since there are 'rogue' |
| 301 | // objects present at this point (perhaps global objects?) |
| 302 | // Setting a checkpoint will ignore them as far as the |
| 303 | // memory checking facility is concerned. |
| 304 | // Of course you may argue that memory allocated in globals should be |
| 305 | // checked, but this is a reasonable compromise. |
| 306 | wxDebugContext::SetCheckpoint(); |
| 307 | #endif |
| 308 | int err = wxEntryStart(argc, argv); |
| 309 | if (err) |
| 310 | return err; |
| 311 | |
| 312 | if (!wxTheApp) |
| 313 | { |
| 314 | if (!wxApp::GetInitializerFunction()) |
| 315 | { |
| 316 | printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" ); |
| 317 | return 0; |
| 318 | }; |
| 319 | |
| 320 | wxTheApp = (wxApp*) (* wxApp::GetInitializerFunction()) (); |
| 321 | }; |
| 322 | |
| 323 | if (!wxTheApp) |
| 324 | { |
| 325 | printf( "wxWindows error: wxTheApp == NULL\n" ); |
| 326 | return 0; |
| 327 | }; |
| 328 | |
| 329 | wxTheApp->SetClassName(wxFileNameFromPath(argv[0])); |
| 330 | wxTheApp->SetAppName(wxFileNameFromPath(argv[0])); |
| 331 | |
| 332 | // The command line may have been changed |
| 333 | // by stripping out -display etc. |
| 334 | if (g_newArgc > 0) |
| 335 | { |
| 336 | wxTheApp->argc = g_newArgc; |
| 337 | wxTheApp->argv = g_newArgv; |
| 338 | } |
| 339 | else |
| 340 | { |
| 341 | wxTheApp->argc = argc; |
| 342 | wxTheApp->argv = argv; |
| 343 | } |
| 344 | wxTheApp->m_showIconic = g_showIconic; |
| 345 | wxTheApp->m_initialSize = g_initialSize; |
| 346 | |
| 347 | int retValue; |
| 348 | retValue = wxEntryInitGui(); |
| 349 | |
| 350 | // Here frames insert themselves automatically into wxTopLevelWindows by |
| 351 | // getting created in OnInit(). |
| 352 | if ( retValue == 0 ) |
| 353 | { |
| 354 | if ( !wxTheApp->OnInit() ) |
| 355 | retValue = -1; |
| 356 | } |
| 357 | |
| 358 | if ( retValue == 0 ) |
| 359 | { |
| 360 | if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun(); |
| 361 | } |
| 362 | |
| 363 | // flush the logged messages if any |
| 364 | wxLog *pLog = wxLog::GetActiveTarget(); |
| 365 | if ( pLog != NULL && pLog->HasPendingMessages() ) |
| 366 | pLog->Flush(); |
| 367 | |
| 368 | delete wxLog::SetActiveTarget(new wxLogStderr); // So dialog boxes aren't used |
| 369 | // for further messages |
| 370 | |
| 371 | if (wxTheApp->GetTopWindow()) |
| 372 | { |
| 373 | delete wxTheApp->GetTopWindow(); |
| 374 | wxTheApp->SetTopWindow(NULL); |
| 375 | } |
| 376 | |
| 377 | wxTheApp->DeletePendingObjects(); |
| 378 | |
| 379 | wxTheApp->OnExit(); |
| 380 | |
| 381 | wxApp::CleanUp(); |
| 382 | |
| 383 | return retValue; |
| 384 | }; |
| 385 | |
| 386 | // Static member initialization |
| 387 | wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL; |
| 388 | |
| 389 | wxApp::wxApp() |
| 390 | { |
| 391 | m_topWindow = NULL; |
| 392 | wxTheApp = this; |
| 393 | m_className = ""; |
| 394 | m_wantDebugOutput = TRUE ; |
| 395 | m_appName = ""; |
| 396 | argc = 0; |
| 397 | argv = NULL; |
| 398 | m_exitOnFrameDelete = TRUE; |
| 399 | m_mainColormap = (WXColormap) NULL; |
| 400 | m_topLevelWidget = (WXWindow) NULL; |
| 401 | m_maxRequestSize = 0; |
| 402 | m_mainLoop = NULL; |
| 403 | m_showIconic = FALSE; |
| 404 | m_initialSize = wxDefaultSize; |
| 405 | |
| 406 | #if !wxUSE_NANOX |
| 407 | m_visualColormap = NULL; |
| 408 | m_colorCube = NULL; |
| 409 | #endif |
| 410 | } |
| 411 | |
| 412 | wxApp::~wxApp() |
| 413 | { |
| 414 | #if !wxUSE_NANOX |
| 415 | if (m_colorCube) |
| 416 | free( m_colorCube ); |
| 417 | |
| 418 | if (m_visualColormap) |
| 419 | delete [] (XColor*)m_visualColormap; |
| 420 | #endif |
| 421 | } |
| 422 | |
| 423 | bool wxApp::Initialized() |
| 424 | { |
| 425 | if (GetTopWindow()) |
| 426 | return TRUE; |
| 427 | else |
| 428 | return FALSE; |
| 429 | } |
| 430 | |
| 431 | int wxApp::MainLoop() |
| 432 | { |
| 433 | int rt; |
| 434 | m_mainLoop = new wxEventLoop; |
| 435 | |
| 436 | rt = m_mainLoop->Run(); |
| 437 | |
| 438 | delete m_mainLoop; |
| 439 | m_mainLoop = NULL; |
| 440 | return rt; |
| 441 | } |
| 442 | |
| 443 | #if !wxUSE_NANOX |
| 444 | //----------------------------------------------------------------------- |
| 445 | // X11 predicate function for exposure compression |
| 446 | //----------------------------------------------------------------------- |
| 447 | |
| 448 | struct wxExposeInfo |
| 449 | { |
| 450 | Window window; |
| 451 | Bool found_non_matching; |
| 452 | }; |
| 453 | |
| 454 | static Bool expose_predicate (Display *display, XEvent *xevent, XPointer arg) |
| 455 | { |
| 456 | wxExposeInfo *info = (wxExposeInfo*) arg; |
| 457 | |
| 458 | if (info->found_non_matching) |
| 459 | return FALSE; |
| 460 | |
| 461 | if (xevent->xany.type != Expose) |
| 462 | { |
| 463 | info->found_non_matching = TRUE; |
| 464 | return FALSE; |
| 465 | } |
| 466 | |
| 467 | if (xevent->xexpose.window != info->window) |
| 468 | { |
| 469 | info->found_non_matching = TRUE; |
| 470 | return FALSE; |
| 471 | } |
| 472 | |
| 473 | return TRUE; |
| 474 | } |
| 475 | #endif |
| 476 | // wxUSE_NANOX |
| 477 | |
| 478 | //----------------------------------------------------------------------- |
| 479 | // Processes an X event, returning TRUE if the event was processed. |
| 480 | //----------------------------------------------------------------------- |
| 481 | |
| 482 | bool wxApp::ProcessXEvent(WXEvent* _event) |
| 483 | { |
| 484 | XEvent* event = (XEvent*) _event; |
| 485 | |
| 486 | wxWindow* win = NULL; |
| 487 | Window window = XEventGetWindow(event); |
| 488 | #if 0 |
| 489 | Window actualWindow = window; |
| 490 | #endif |
| 491 | |
| 492 | // Find the first wxWindow that corresponds to this event window |
| 493 | // Because we're receiving events after a window |
| 494 | // has been destroyed, assume a 1:1 match between |
| 495 | // Window and wxWindow, so if it's not in the table, |
| 496 | // it must have been destroyed. |
| 497 | |
| 498 | win = wxGetWindowFromTable(window); |
| 499 | if (!win) |
| 500 | { |
| 501 | #if wxUSE_TWO_WINDOWS |
| 502 | win = wxGetClientWindowFromTable(window); |
| 503 | if (!win) |
| 504 | #endif |
| 505 | return FALSE; |
| 506 | } |
| 507 | |
| 508 | #ifdef __WXDEBUG__ |
| 509 | wxString windowClass = win->GetClassInfo()->GetClassName(); |
| 510 | #endif |
| 511 | |
| 512 | switch (event->type) |
| 513 | { |
| 514 | case Expose: |
| 515 | { |
| 516 | #if wxUSE_TWO_WINDOWS && !wxUSE_NANOX |
| 517 | if (event->xexpose.window != (Window)win->GetClientAreaWindow()) |
| 518 | { |
| 519 | XEvent tmp_event; |
| 520 | wxExposeInfo info; |
| 521 | info.window = event->xexpose.window; |
| 522 | info.found_non_matching = FALSE; |
| 523 | while (XCheckIfEvent( wxGlobalDisplay(), &tmp_event, expose_predicate, (XPointer) &info )) |
| 524 | { |
| 525 | // Don't worry about optimizing redrawing the border etc. |
| 526 | } |
| 527 | win->NeedUpdateNcAreaInIdle(); |
| 528 | } |
| 529 | else |
| 530 | #endif |
| 531 | { |
| 532 | win->GetUpdateRegion().Union( XExposeEventGetX(event), XExposeEventGetY(event), |
| 533 | XExposeEventGetWidth(event), XExposeEventGetHeight(event)); |
| 534 | win->GetClearRegion().Union( XExposeEventGetX(event), XExposeEventGetY(event), |
| 535 | XExposeEventGetWidth(event), XExposeEventGetHeight(event)); |
| 536 | |
| 537 | #if !wxUSE_NANOX |
| 538 | XEvent tmp_event; |
| 539 | wxExposeInfo info; |
| 540 | info.window = event->xexpose.window; |
| 541 | info.found_non_matching = FALSE; |
| 542 | while (XCheckIfEvent( wxGlobalDisplay(), &tmp_event, expose_predicate, (XPointer) &info )) |
| 543 | { |
| 544 | win->GetUpdateRegion().Union( tmp_event.xexpose.x, tmp_event.xexpose.y, |
| 545 | tmp_event.xexpose.width, tmp_event.xexpose.height ); |
| 546 | |
| 547 | win->GetClearRegion().Union( tmp_event.xexpose.x, tmp_event.xexpose.y, |
| 548 | tmp_event.xexpose.width, tmp_event.xexpose.height ); |
| 549 | } |
| 550 | #endif |
| 551 | |
| 552 | // This simplifies the expose and clear areas to simple |
| 553 | // rectangles. |
| 554 | win->GetUpdateRegion() = win->GetUpdateRegion().GetBox(); |
| 555 | win->GetClearRegion() = win->GetClearRegion().GetBox(); |
| 556 | |
| 557 | // If we only have one X11 window, always indicate |
| 558 | // that borders might have to be redrawn. |
| 559 | if (win->GetMainWindow() == win->GetClientAreaWindow()) |
| 560 | win->NeedUpdateNcAreaInIdle(); |
| 561 | |
| 562 | // Only erase background, paint in idle time. |
| 563 | win->SendEraseEvents(); |
| 564 | // win->Update(); |
| 565 | } |
| 566 | |
| 567 | return TRUE; |
| 568 | } |
| 569 | |
| 570 | #if !wxUSE_NANOX |
| 571 | case GraphicsExpose: |
| 572 | { |
| 573 | printf( "GraphicExpose event\n" ); |
| 574 | |
| 575 | wxLogTrace( _T("expose"), _T("GraphicsExpose from %s"), win->GetName().c_str(), |
| 576 | event->xgraphicsexpose.x, event->xgraphicsexpose.y, |
| 577 | event->xgraphicsexpose.width, event->xgraphicsexpose.height); |
| 578 | |
| 579 | win->GetUpdateRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y, |
| 580 | event->xgraphicsexpose.width, event->xgraphicsexpose.height); |
| 581 | |
| 582 | win->GetClearRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y, |
| 583 | event->xgraphicsexpose.width, event->xgraphicsexpose.height); |
| 584 | |
| 585 | if (event->xgraphicsexpose.count == 0) |
| 586 | { |
| 587 | // Only erase background, paint in idle time. |
| 588 | win->SendEraseEvents(); |
| 589 | // win->Update(); |
| 590 | } |
| 591 | |
| 592 | return TRUE; |
| 593 | } |
| 594 | #endif |
| 595 | |
| 596 | case KeyPress: |
| 597 | { |
| 598 | if (!win->IsEnabled()) |
| 599 | return FALSE; |
| 600 | |
| 601 | wxKeyEvent keyEvent(wxEVT_KEY_DOWN); |
| 602 | wxTranslateKeyEvent(keyEvent, win, window, event); |
| 603 | |
| 604 | // wxLogDebug( "OnKey from %s", win->GetName().c_str() ); |
| 605 | |
| 606 | // We didn't process wxEVT_KEY_DOWN, so send wxEVT_CHAR |
| 607 | if (win->GetEventHandler()->ProcessEvent( keyEvent )) |
| 608 | return TRUE; |
| 609 | |
| 610 | keyEvent.SetEventType(wxEVT_CHAR); |
| 611 | if (win->GetEventHandler()->ProcessEvent( keyEvent )) |
| 612 | return TRUE; |
| 613 | |
| 614 | if ( (keyEvent.m_keyCode == WXK_TAB) && |
| 615 | win->GetParent() && (win->GetParent()->HasFlag( wxTAB_TRAVERSAL)) ) |
| 616 | { |
| 617 | wxNavigationKeyEvent new_event; |
| 618 | new_event.SetEventObject( win->GetParent() ); |
| 619 | /* GDK reports GDK_ISO_Left_Tab for SHIFT-TAB */ |
| 620 | new_event.SetDirection( (keyEvent.m_keyCode == WXK_TAB) ); |
| 621 | /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */ |
| 622 | new_event.SetWindowChange( keyEvent.ControlDown() ); |
| 623 | new_event.SetCurrentFocus( win ); |
| 624 | return win->GetParent()->GetEventHandler()->ProcessEvent( new_event ); |
| 625 | } |
| 626 | |
| 627 | return FALSE; |
| 628 | } |
| 629 | case KeyRelease: |
| 630 | { |
| 631 | if (!win->IsEnabled()) |
| 632 | return FALSE; |
| 633 | |
| 634 | wxKeyEvent keyEvent(wxEVT_KEY_UP); |
| 635 | wxTranslateKeyEvent(keyEvent, win, window, event); |
| 636 | |
| 637 | return win->GetEventHandler()->ProcessEvent( keyEvent ); |
| 638 | } |
| 639 | case ConfigureNotify: |
| 640 | { |
| 641 | #if wxUSE_NANOX |
| 642 | if (event->update.utype == GR_UPDATE_SIZE) |
| 643 | #endif |
| 644 | { |
| 645 | if (win->IsTopLevel()) |
| 646 | { |
| 647 | wxTopLevelWindow *tlw = (wxTopLevelWindow*) win; |
| 648 | tlw->SetConfigureGeometry( XConfigureEventGetX(event), XConfigureEventGetY(event), |
| 649 | XConfigureEventGetWidth(event), XConfigureEventGetHeight(event) ); |
| 650 | } |
| 651 | |
| 652 | if (win->IsTopLevel() && win->IsShown()) |
| 653 | { |
| 654 | wxTopLevelWindowX11 *tlw = (wxTopLevelWindowX11 *) win; |
| 655 | tlw->SetNeedResizeInIdle(); |
| 656 | } |
| 657 | else |
| 658 | { |
| 659 | wxSizeEvent sizeEvent( wxSize(XConfigureEventGetWidth(event), XConfigureEventGetHeight(event)), win->GetId() ); |
| 660 | sizeEvent.SetEventObject( win ); |
| 661 | |
| 662 | return win->GetEventHandler()->ProcessEvent( sizeEvent ); |
| 663 | } |
| 664 | } |
| 665 | return FALSE; |
| 666 | break; |
| 667 | } |
| 668 | #if !wxUSE_NANOX |
| 669 | case PropertyNotify: |
| 670 | { |
| 671 | //wxLogDebug("PropertyNotify: %s", windowClass.c_str()); |
| 672 | return HandlePropertyChange(_event); |
| 673 | } |
| 674 | case ClientMessage: |
| 675 | { |
| 676 | if (!win->IsEnabled()) |
| 677 | return FALSE; |
| 678 | |
| 679 | Atom wm_delete_window = XInternAtom(wxGlobalDisplay(), "WM_DELETE_WINDOW", True); |
| 680 | Atom wm_protocols = XInternAtom(wxGlobalDisplay(), "WM_PROTOCOLS", True); |
| 681 | |
| 682 | if (event->xclient.message_type == wm_protocols) |
| 683 | { |
| 684 | if ((Atom) (event->xclient.data.l[0]) == wm_delete_window) |
| 685 | { |
| 686 | win->Close(FALSE); |
| 687 | return TRUE; |
| 688 | } |
| 689 | } |
| 690 | return FALSE; |
| 691 | } |
| 692 | #if 0 |
| 693 | case DestroyNotify: |
| 694 | { |
| 695 | printf( "destroy from %s\n", win->GetName().c_str() ); |
| 696 | break; |
| 697 | } |
| 698 | case CreateNotify: |
| 699 | { |
| 700 | printf( "create from %s\n", win->GetName().c_str() ); |
| 701 | break; |
| 702 | } |
| 703 | case MapRequest: |
| 704 | { |
| 705 | printf( "map request from %s\n", win->GetName().c_str() ); |
| 706 | break; |
| 707 | } |
| 708 | case ResizeRequest: |
| 709 | { |
| 710 | printf( "resize request from %s\n", win->GetName().c_str() ); |
| 711 | |
| 712 | Display *disp = (Display*) wxGetDisplay(); |
| 713 | XEvent report; |
| 714 | |
| 715 | // to avoid flicker |
| 716 | report = * event; |
| 717 | while( XCheckTypedWindowEvent (disp, actualWindow, ResizeRequest, &report)); |
| 718 | |
| 719 | wxSize sz = win->GetSize(); |
| 720 | wxSizeEvent sizeEvent(sz, win->GetId()); |
| 721 | sizeEvent.SetEventObject(win); |
| 722 | |
| 723 | return win->GetEventHandler()->ProcessEvent( sizeEvent ); |
| 724 | } |
| 725 | #endif |
| 726 | #endif |
| 727 | #if wxUSE_NANOX |
| 728 | case GR_EVENT_TYPE_CLOSE_REQ: |
| 729 | { |
| 730 | if (win) |
| 731 | { |
| 732 | win->Close(FALSE); |
| 733 | return TRUE; |
| 734 | } |
| 735 | return FALSE; |
| 736 | break; |
| 737 | } |
| 738 | #endif |
| 739 | case EnterNotify: |
| 740 | case LeaveNotify: |
| 741 | case ButtonPress: |
| 742 | case ButtonRelease: |
| 743 | case MotionNotify: |
| 744 | { |
| 745 | if (!win->IsEnabled()) |
| 746 | return FALSE; |
| 747 | |
| 748 | // Here we check if the top level window is |
| 749 | // disabled, which is one aspect of modality. |
| 750 | wxWindow *tlw = win; |
| 751 | while (tlw && !tlw->IsTopLevel()) |
| 752 | tlw = tlw->GetParent(); |
| 753 | if (tlw && !tlw->IsEnabled()) |
| 754 | return FALSE; |
| 755 | |
| 756 | if (event->type == ButtonPress) |
| 757 | { |
| 758 | if ((win != wxWindow::FindFocus()) && win->AcceptsFocus()) |
| 759 | { |
| 760 | // This might actually be done in wxWindow::SetFocus() |
| 761 | // and not here. TODO. |
| 762 | g_prevFocus = wxWindow::FindFocus(); |
| 763 | g_nextFocus = win; |
| 764 | |
| 765 | wxLogTrace( _T("focus"), _T("About to call SetFocus on %s of type %s due to button press"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() ); |
| 766 | |
| 767 | // Record the fact that this window is |
| 768 | // getting the focus, because we'll need to |
| 769 | // check if its parent is getting a bogus |
| 770 | // focus and duly ignore it. |
| 771 | // TODO: may need to have this code in SetFocus, too. |
| 772 | extern wxWindow* g_GettingFocus; |
| 773 | g_GettingFocus = win; |
| 774 | win->SetFocus(); |
| 775 | } |
| 776 | } |
| 777 | |
| 778 | #if !wxUSE_NANOX |
| 779 | if (event->type == LeaveNotify || event->type == EnterNotify) |
| 780 | { |
| 781 | // Throw out NotifyGrab and NotifyUngrab |
| 782 | if (event->xcrossing.mode != NotifyNormal) |
| 783 | return FALSE; |
| 784 | } |
| 785 | #endif |
| 786 | wxMouseEvent wxevent; |
| 787 | wxTranslateMouseEvent(wxevent, win, window, event); |
| 788 | return win->GetEventHandler()->ProcessEvent( wxevent ); |
| 789 | } |
| 790 | case FocusIn: |
| 791 | { |
| 792 | #if !wxUSE_NANOX |
| 793 | if ((event->xfocus.detail != NotifyPointer) && |
| 794 | (event->xfocus.mode == NotifyNormal)) |
| 795 | #endif |
| 796 | { |
| 797 | wxLogTrace( _T("focus"), _T("FocusIn from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() ); |
| 798 | |
| 799 | extern wxWindow* g_GettingFocus; |
| 800 | if (g_GettingFocus && g_GettingFocus->GetParent() == win) |
| 801 | { |
| 802 | // Ignore this, this can be a spurious FocusIn |
| 803 | // caused by a child having its focus set. |
| 804 | g_GettingFocus = NULL; |
| 805 | wxLogTrace( _T("focus"), _T("FocusIn from %s of type %s being deliberately ignored"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() ); |
| 806 | return TRUE; |
| 807 | } |
| 808 | else |
| 809 | { |
| 810 | wxFocusEvent focusEvent(wxEVT_SET_FOCUS, win->GetId()); |
| 811 | focusEvent.SetEventObject(win); |
| 812 | focusEvent.SetWindow( g_prevFocus ); |
| 813 | g_prevFocus = NULL; |
| 814 | |
| 815 | return win->GetEventHandler()->ProcessEvent(focusEvent); |
| 816 | } |
| 817 | } |
| 818 | return FALSE; |
| 819 | break; |
| 820 | } |
| 821 | case FocusOut: |
| 822 | { |
| 823 | #if !wxUSE_NANOX |
| 824 | if ((event->xfocus.detail != NotifyPointer) && |
| 825 | (event->xfocus.mode == NotifyNormal)) |
| 826 | #endif |
| 827 | { |
| 828 | wxLogTrace( _T("focus"), _T("FocusOut from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() ); |
| 829 | |
| 830 | wxFocusEvent focusEvent(wxEVT_KILL_FOCUS, win->GetId()); |
| 831 | focusEvent.SetEventObject(win); |
| 832 | focusEvent.SetWindow( g_nextFocus ); |
| 833 | g_nextFocus = NULL; |
| 834 | return win->GetEventHandler()->ProcessEvent(focusEvent); |
| 835 | } |
| 836 | return FALSE; |
| 837 | break; |
| 838 | } |
| 839 | default: |
| 840 | { |
| 841 | #ifdef __WXDEBUG__ |
| 842 | //wxString eventName = wxGetXEventName(XEvent& event); |
| 843 | //wxLogDebug(wxT("Event %s not handled"), eventName.c_str()); |
| 844 | #endif |
| 845 | return FALSE; |
| 846 | break; |
| 847 | } |
| 848 | } |
| 849 | return FALSE; |
| 850 | } |
| 851 | |
| 852 | // Returns TRUE if more time is needed. |
| 853 | // Note that this duplicates wxEventLoopImpl::SendIdleEvent |
| 854 | // but ProcessIdle may be needed by apps, so is kept. |
| 855 | bool wxApp::ProcessIdle() |
| 856 | { |
| 857 | wxIdleEvent event; |
| 858 | event.SetEventObject(this); |
| 859 | ProcessEvent(event); |
| 860 | |
| 861 | return event.MoreRequested(); |
| 862 | } |
| 863 | |
| 864 | void wxApp::ExitMainLoop() |
| 865 | { |
| 866 | if (m_mainLoop) |
| 867 | m_mainLoop->Exit(0); |
| 868 | } |
| 869 | |
| 870 | // Is a message/event pending? |
| 871 | bool wxApp::Pending() |
| 872 | { |
| 873 | return wxEventLoop::GetActive()->Pending(); |
| 874 | } |
| 875 | |
| 876 | // Dispatch a message. |
| 877 | void wxApp::Dispatch() |
| 878 | { |
| 879 | wxEventLoop::GetActive()->Dispatch(); |
| 880 | } |
| 881 | |
| 882 | // This should be redefined in a derived class for |
| 883 | // handling property change events for XAtom IPC. |
| 884 | bool wxApp::HandlePropertyChange(WXEvent *event) |
| 885 | { |
| 886 | // by default do nothing special |
| 887 | // TODO: what to do for X11 |
| 888 | // XtDispatchEvent((XEvent*) event); |
| 889 | return FALSE; |
| 890 | } |
| 891 | |
| 892 | void wxApp::OnIdle(wxIdleEvent& event) |
| 893 | { |
| 894 | static bool s_inOnIdle = FALSE; |
| 895 | |
| 896 | // Avoid recursion (via ProcessEvent default case) |
| 897 | if (s_inOnIdle) |
| 898 | return; |
| 899 | |
| 900 | s_inOnIdle = TRUE; |
| 901 | |
| 902 | // Resend in the main thread events which have been prepared in other |
| 903 | // threads |
| 904 | ProcessPendingEvents(); |
| 905 | |
| 906 | // 'Garbage' collection of windows deleted with Close() |
| 907 | DeletePendingObjects(); |
| 908 | |
| 909 | // Send OnIdle events to all windows |
| 910 | bool needMore = SendIdleEvents(); |
| 911 | |
| 912 | if (needMore) |
| 913 | event.RequestMore(TRUE); |
| 914 | |
| 915 | s_inOnIdle = FALSE; |
| 916 | } |
| 917 | |
| 918 | void wxWakeUpIdle() |
| 919 | { |
| 920 | // **** please implement me! **** |
| 921 | // Wake up the idle handler processor, even if it is in another thread... |
| 922 | } |
| 923 | |
| 924 | |
| 925 | // Send idle event to all top-level windows |
| 926 | bool wxApp::SendIdleEvents() |
| 927 | { |
| 928 | bool needMore = FALSE; |
| 929 | |
| 930 | wxWindowList::Node* node = wxTopLevelWindows.GetFirst(); |
| 931 | while (node) |
| 932 | { |
| 933 | wxWindow* win = node->GetData(); |
| 934 | if (SendIdleEvents(win)) |
| 935 | needMore = TRUE; |
| 936 | node = node->GetNext(); |
| 937 | } |
| 938 | |
| 939 | return needMore; |
| 940 | } |
| 941 | |
| 942 | // Send idle event to window and all subwindows |
| 943 | bool wxApp::SendIdleEvents(wxWindow* win) |
| 944 | { |
| 945 | bool needMore = FALSE; |
| 946 | |
| 947 | wxIdleEvent event; |
| 948 | event.SetEventObject(win); |
| 949 | |
| 950 | win->GetEventHandler()->ProcessEvent(event); |
| 951 | |
| 952 | if (event.MoreRequested()) |
| 953 | needMore = TRUE; |
| 954 | |
| 955 | wxNode* node = win->GetChildren().First(); |
| 956 | while (node) |
| 957 | { |
| 958 | wxWindow* win = (wxWindow*) node->Data(); |
| 959 | if (SendIdleEvents(win)) |
| 960 | needMore = TRUE; |
| 961 | |
| 962 | node = node->Next(); |
| 963 | } |
| 964 | |
| 965 | win->OnInternalIdle(); |
| 966 | |
| 967 | return needMore; |
| 968 | } |
| 969 | |
| 970 | void wxApp::DeletePendingObjects() |
| 971 | { |
| 972 | wxNode *node = wxPendingDelete.First(); |
| 973 | while (node) |
| 974 | { |
| 975 | wxObject *obj = (wxObject *)node->Data(); |
| 976 | |
| 977 | delete obj; |
| 978 | |
| 979 | if (wxPendingDelete.Member(obj)) |
| 980 | delete node; |
| 981 | |
| 982 | // Deleting one object may have deleted other pending |
| 983 | // objects, so start from beginning of list again. |
| 984 | node = wxPendingDelete.First(); |
| 985 | } |
| 986 | } |
| 987 | |
| 988 | static void wxCalcPrecAndShift( unsigned long mask, int *shift, int *prec ) |
| 989 | { |
| 990 | *shift = 0; |
| 991 | *prec = 0; |
| 992 | |
| 993 | while (!(mask & 0x1)) |
| 994 | { |
| 995 | (*shift)++; |
| 996 | mask >>= 1; |
| 997 | } |
| 998 | |
| 999 | while (mask & 0x1) |
| 1000 | { |
| 1001 | (*prec)++; |
| 1002 | mask >>= 1; |
| 1003 | } |
| 1004 | } |
| 1005 | |
| 1006 | // Create display, and other initialization |
| 1007 | bool wxApp::OnInitGui() |
| 1008 | { |
| 1009 | // Eventually this line will be removed, but for |
| 1010 | // now we don't want to try popping up a dialog |
| 1011 | // for error messages. |
| 1012 | delete wxLog::SetActiveTarget(new wxLogStderr); |
| 1013 | |
| 1014 | if (!wxAppBase::OnInitGui()) |
| 1015 | return FALSE; |
| 1016 | |
| 1017 | GetMainColormap( wxApp::GetDisplay() ); |
| 1018 | |
| 1019 | m_maxRequestSize = XMaxRequestSize( (Display*) wxApp::GetDisplay() ); |
| 1020 | |
| 1021 | #if !wxUSE_NANOX |
| 1022 | // Get info about the current visual. It is enough |
| 1023 | // to do this once here unless we support different |
| 1024 | // visuals, displays and screens. Given that wxX11 |
| 1025 | // mostly for embedded things, that is no real |
| 1026 | // limitation. |
| 1027 | Display *xdisplay = (Display*) wxApp::GetDisplay(); |
| 1028 | int xscreen = DefaultScreen(xdisplay); |
| 1029 | Visual* xvisual = DefaultVisual(xdisplay,xscreen); |
| 1030 | int xdepth = DefaultDepth(xdisplay, xscreen); |
| 1031 | |
| 1032 | XVisualInfo vinfo_template; |
| 1033 | vinfo_template.visual = xvisual; |
| 1034 | vinfo_template.visualid = XVisualIDFromVisual( xvisual ); |
| 1035 | vinfo_template.depth = xdepth; |
| 1036 | |
| 1037 | int nitem = 0; |
| 1038 | XVisualInfo *vi = XGetVisualInfo( xdisplay, VisualIDMask|VisualDepthMask, &vinfo_template, &nitem ); |
| 1039 | wxASSERT_MSG( vi, wxT("No visual info") ); |
| 1040 | |
| 1041 | m_visualType = vi->visual->c_class; |
| 1042 | m_visualScreen = vi->screen; |
| 1043 | |
| 1044 | m_visualRedMask = vi->red_mask; |
| 1045 | m_visualGreenMask = vi->green_mask; |
| 1046 | m_visualBlueMask = vi->blue_mask; |
| 1047 | |
| 1048 | if (m_visualType != GrayScale && m_visualType != PseudoColor) |
| 1049 | { |
| 1050 | wxCalcPrecAndShift( m_visualRedMask, &m_visualRedShift, &m_visualRedPrec ); |
| 1051 | wxCalcPrecAndShift( m_visualGreenMask, &m_visualGreenShift, &m_visualGreenPrec ); |
| 1052 | wxCalcPrecAndShift( m_visualBlueMask, &m_visualBlueShift, &m_visualBluePrec ); |
| 1053 | } |
| 1054 | |
| 1055 | m_visualDepth = xdepth; |
| 1056 | if (xdepth == 16) |
| 1057 | xdepth = m_visualRedPrec + m_visualGreenPrec + m_visualBluePrec; |
| 1058 | |
| 1059 | m_visualColormapSize = vi->colormap_size; |
| 1060 | |
| 1061 | XFree( vi ); |
| 1062 | |
| 1063 | if (m_visualDepth > 8) |
| 1064 | return TRUE; |
| 1065 | |
| 1066 | m_visualColormap = new XColor[m_visualColormapSize]; |
| 1067 | XColor* colors = (XColor*) m_visualColormap; |
| 1068 | |
| 1069 | for (int i = 0; i < m_visualColormapSize; i++) |
| 1070 | colors[i].pixel = i; |
| 1071 | |
| 1072 | XQueryColors( xdisplay, DefaultColormap(xdisplay,xscreen), colors, m_visualColormapSize ); |
| 1073 | |
| 1074 | m_colorCube = (unsigned char*)malloc(32 * 32 * 32); |
| 1075 | |
| 1076 | for (int r = 0; r < 32; r++) |
| 1077 | { |
| 1078 | for (int g = 0; g < 32; g++) |
| 1079 | { |
| 1080 | for (int b = 0; b < 32; b++) |
| 1081 | { |
| 1082 | int rr = (r << 3) | (r >> 2); |
| 1083 | int gg = (g << 3) | (g >> 2); |
| 1084 | int bb = (b << 3) | (b >> 2); |
| 1085 | |
| 1086 | int index = -1; |
| 1087 | |
| 1088 | if (colors) |
| 1089 | { |
| 1090 | int max = 3 * 65536; |
| 1091 | |
| 1092 | for (int i = 0; i < m_visualColormapSize; i++) |
| 1093 | { |
| 1094 | int rdiff = ((rr << 8) - colors[i].red); |
| 1095 | int gdiff = ((gg << 8) - colors[i].green); |
| 1096 | int bdiff = ((bb << 8) - colors[i].blue); |
| 1097 | int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff); |
| 1098 | if (sum < max) |
| 1099 | { |
| 1100 | index = i; max = sum; |
| 1101 | } |
| 1102 | } |
| 1103 | } |
| 1104 | else |
| 1105 | { |
| 1106 | // assume 8-bit true or static colors. this really exists |
| 1107 | index = (r >> (5 - m_visualRedPrec)) << m_visualRedShift; |
| 1108 | index |= (g >> (5 - m_visualGreenPrec)) << m_visualGreenShift; |
| 1109 | index |= (b >> (5 - m_visualBluePrec)) << m_visualBlueShift; |
| 1110 | } |
| 1111 | m_colorCube[ (r*1024) + (g*32) + b ] = index; |
| 1112 | } |
| 1113 | } |
| 1114 | } |
| 1115 | #endif |
| 1116 | |
| 1117 | return TRUE; |
| 1118 | } |
| 1119 | |
| 1120 | WXColormap wxApp::GetMainColormap(WXDisplay* display) |
| 1121 | { |
| 1122 | if (!display) /* Must be called first with non-NULL display */ |
| 1123 | return m_mainColormap; |
| 1124 | |
| 1125 | int defaultScreen = DefaultScreen((Display*) display); |
| 1126 | Screen* screen = XScreenOfDisplay((Display*) display, defaultScreen); |
| 1127 | |
| 1128 | Colormap c = DefaultColormapOfScreen(screen); |
| 1129 | |
| 1130 | if (!m_mainColormap) |
| 1131 | m_mainColormap = (WXColormap) c; |
| 1132 | |
| 1133 | return (WXColormap) c; |
| 1134 | } |
| 1135 | |
| 1136 | Window wxGetWindowParent(Window window) |
| 1137 | { |
| 1138 | wxASSERT_MSG( window, "invalid window" ); |
| 1139 | |
| 1140 | return (Window) 0; |
| 1141 | |
| 1142 | Window parent, root = 0; |
| 1143 | #if wxUSE_NANOX |
| 1144 | int noChildren = 0; |
| 1145 | #else |
| 1146 | unsigned int noChildren = 0; |
| 1147 | #endif |
| 1148 | Window* children = NULL; |
| 1149 | |
| 1150 | // #define XQueryTree(d,w,r,p,c,nc) GrQueryTree(w,p,c,nc) |
| 1151 | int res = 1; |
| 1152 | #if !wxUSE_NANOX |
| 1153 | res = |
| 1154 | #endif |
| 1155 | XQueryTree((Display*) wxGetDisplay(), window, & root, & parent, |
| 1156 | & children, & noChildren); |
| 1157 | if (children) |
| 1158 | XFree(children); |
| 1159 | if (res) |
| 1160 | return parent; |
| 1161 | else |
| 1162 | return (Window) 0; |
| 1163 | } |
| 1164 | |
| 1165 | void wxExit() |
| 1166 | { |
| 1167 | int retValue = 0; |
| 1168 | if (wxTheApp) |
| 1169 | retValue = wxTheApp->OnExit(); |
| 1170 | |
| 1171 | wxApp::CleanUp(); |
| 1172 | /* |
| 1173 | * Exit in some platform-specific way. Not recommended that the app calls this: |
| 1174 | * only for emergencies. |
| 1175 | */ |
| 1176 | exit(retValue); |
| 1177 | } |
| 1178 | |
| 1179 | // Yield to other processes |
| 1180 | |
| 1181 | bool wxApp::Yield(bool onlyIfNeeded) |
| 1182 | { |
| 1183 | bool s_inYield = FALSE; |
| 1184 | |
| 1185 | if ( s_inYield ) |
| 1186 | { |
| 1187 | if ( !onlyIfNeeded ) |
| 1188 | { |
| 1189 | wxFAIL_MSG( wxT("wxYield called recursively" ) ); |
| 1190 | } |
| 1191 | |
| 1192 | return FALSE; |
| 1193 | } |
| 1194 | |
| 1195 | s_inYield = TRUE; |
| 1196 | |
| 1197 | // Make sure we have an event loop object, |
| 1198 | // or Pending/Dispatch will fail |
| 1199 | wxEventLoop* eventLoop = wxEventLoop::GetActive(); |
| 1200 | wxEventLoop* newEventLoop = NULL; |
| 1201 | if (!eventLoop) |
| 1202 | { |
| 1203 | newEventLoop = new wxEventLoop; |
| 1204 | wxEventLoop::SetActive(newEventLoop); |
| 1205 | } |
| 1206 | |
| 1207 | while (wxTheApp && wxTheApp->Pending()) |
| 1208 | wxTheApp->Dispatch(); |
| 1209 | |
| 1210 | #if wxUSE_TIMER |
| 1211 | wxTimer::NotifyTimers(); |
| 1212 | #endif |
| 1213 | ProcessIdle(); |
| 1214 | |
| 1215 | if (newEventLoop) |
| 1216 | { |
| 1217 | wxEventLoop::SetActive(NULL); |
| 1218 | delete newEventLoop; |
| 1219 | } |
| 1220 | |
| 1221 | s_inYield = FALSE; |
| 1222 | |
| 1223 | return TRUE; |
| 1224 | } |
| 1225 | |
| 1226 | #ifdef __WXDEBUG__ |
| 1227 | |
| 1228 | void wxApp::OnAssert(const wxChar *file, int line, const wxChar* cond, const wxChar *msg) |
| 1229 | { |
| 1230 | // While the GUI isn't working that well, just print out the |
| 1231 | // message. |
| 1232 | #if 1 |
| 1233 | wxAppBase::OnAssert(file, line, cond, msg); |
| 1234 | #else |
| 1235 | wxString msg2; |
| 1236 | msg2.Printf("At file %s:%d: %s", file, line, msg); |
| 1237 | wxLogDebug(msg2); |
| 1238 | #endif |
| 1239 | } |
| 1240 | |
| 1241 | #endif // __WXDEBUG__ |
| 1242 | |