| 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 | // For compilers that support precompilation, includes "wx.h". |
| 13 | #include "wx/wxprec.h" |
| 14 | |
| 15 | #ifndef WX_PRECOMP |
| 16 | #include "wx/frame.h" |
| 17 | #include "wx/app.h" |
| 18 | #include "wx/utils.h" |
| 19 | #include "wx/gdicmn.h" |
| 20 | #include "wx/pen.h" |
| 21 | #include "wx/brush.h" |
| 22 | #include "wx/cursor.h" |
| 23 | #include "wx/icon.h" |
| 24 | #include "wx/palette.h" |
| 25 | #include "wx/dc.h" |
| 26 | #include "wx/dialog.h" |
| 27 | #include "wx/msgdlg.h" |
| 28 | #include "wx/intl.h" |
| 29 | #include "wx/dynarray.h" |
| 30 | #include "wx/wxchar.h" |
| 31 | #include "wx/icon.h" |
| 32 | #include "wx/timer.h" |
| 33 | #endif |
| 34 | |
| 35 | #include "wx/log.h" |
| 36 | #include "wx/module.h" |
| 37 | |
| 38 | #include "wx/os2/private.h" |
| 39 | |
| 40 | #if wxUSE_THREADS |
| 41 | #include "wx/thread.h" |
| 42 | |
| 43 | // define the array of QMSG strutures |
| 44 | WX_DECLARE_OBJARRAY(QMSG, wxMsgArray); |
| 45 | |
| 46 | #include "wx/arrimpl.cpp" |
| 47 | |
| 48 | WX_DEFINE_OBJARRAY(wxMsgArray); |
| 49 | #endif // wxUSE_THREADS |
| 50 | |
| 51 | #if wxUSE_WX_RESOURCES |
| 52 | #include "wx/resource.h" |
| 53 | #endif |
| 54 | |
| 55 | #if wxUSE_TOOLTIPS |
| 56 | #include "wx/tooltip.h" |
| 57 | #endif // wxUSE_TOOLTIPS |
| 58 | |
| 59 | #include <string.h> |
| 60 | #include <ctype.h> |
| 61 | |
| 62 | // --------------------------------------------------------------------------- |
| 63 | // global variables |
| 64 | // --------------------------------------------------------------------------- |
| 65 | |
| 66 | extern wxChar* wxBuffer; |
| 67 | extern wxList* wxWinHandleList; |
| 68 | extern wxList WXDLLEXPORT wxPendingDelete; |
| 69 | extern wxCursor* g_globalCursor; |
| 70 | |
| 71 | HAB vHabmain = NULLHANDLE; |
| 72 | QMSG svCurrentMsg; |
| 73 | wxApp* wxTheApp = NULL; |
| 74 | |
| 75 | // NB: all "NoRedraw" classes must have the same names as the "normal" classes |
| 76 | // with NR suffix - wxWindow::OS2Create() supposes this |
| 77 | wxChar wxFrameClassName[] = wxT("wxFrameClass"); |
| 78 | wxChar wxFrameClassNameNoRedraw[] = wxT("wxFrameClassNR"); |
| 79 | wxChar wxMDIFrameClassName[] = wxT("wxMDIFrameClass"); |
| 80 | wxChar wxMDIFrameClassNameNoRedraw[] = wxT("wxMDIFrameClassNR"); |
| 81 | wxChar wxMDIChildFrameClassName[] = wxT("wxMDIChildFrameClass"); |
| 82 | wxChar wxMDIChildFrameClassNameNoRedraw[] = wxT("wxMDIChildFrameClassNR"); |
| 83 | wxChar wxPanelClassName[] = wxT("wxPanelClass"); |
| 84 | wxChar wxCanvasClassName[] = wxT("wxCanvasClass"); |
| 85 | |
| 86 | HICON wxSTD_FRAME_ICON = (HICON) NULL; |
| 87 | HICON wxSTD_MDICHILDFRAME_ICON = (HICON) NULL; |
| 88 | HICON wxSTD_MDIPARENTFRAME_ICON = (HICON) NULL; |
| 89 | |
| 90 | HICON wxDEFAULT_FRAME_ICON = (HICON) NULL; |
| 91 | HICON wxDEFAULT_MDICHILDFRAME_ICON = (HICON) NULL; |
| 92 | HICON wxDEFAULT_MDIPARENTFRAME_ICON = (HICON) NULL; |
| 93 | |
| 94 | HBRUSH wxDisableButtonBrush = (HBRUSH) 0; |
| 95 | |
| 96 | MRESULT EXPENTRY wxWndProc( HWND hWnd,ULONG message,MPARAM mp1,MPARAM mp2); |
| 97 | MRESULT EXPENTRY wxFrameWndProc( HWND hWnd,ULONG message,MPARAM mp1,MPARAM mp2); |
| 98 | |
| 99 | // =========================================================================== |
| 100 | // implementation |
| 101 | // =========================================================================== |
| 102 | |
| 103 | // --------------------------------------------------------------------------- |
| 104 | // wxApp |
| 105 | // --------------------------------------------------------------------------- |
| 106 | |
| 107 | IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) |
| 108 | |
| 109 | BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) |
| 110 | EVT_IDLE(wxApp::OnIdle) |
| 111 | EVT_END_SESSION(wxApp::OnEndSession) |
| 112 | EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession) |
| 113 | END_EVENT_TABLE() |
| 114 | |
| 115 | // |
| 116 | // Initialize |
| 117 | // |
| 118 | bool wxApp::Initialize( |
| 119 | HAB vHab |
| 120 | ) |
| 121 | { |
| 122 | #if defined(wxUSE_CONSOLEDEBUG) |
| 123 | #if wxUSE_CONSOLEDEBUG |
| 124 | /***********************************************/ |
| 125 | /* Code for using stdout debug */ |
| 126 | /* To use it you mast link app as "Window" - EK*/ |
| 127 | /***********************************************/ |
| 128 | { |
| 129 | PPIB pib; |
| 130 | PTIB tib; |
| 131 | |
| 132 | printf("In console\n"); |
| 133 | |
| 134 | DosGetInfoBlocks(&tib, &pib); |
| 135 | /* Try morphing into a PM application. */ |
| 136 | // if(pib->pib_ultype == 2) /* VIO */ |
| 137 | pib->pib_ultype = 3; |
| 138 | } |
| 139 | /**********************************************/ |
| 140 | /**********************************************/ |
| 141 | #endif //wxUSE_CONSOLEDEBUG |
| 142 | #endif |
| 143 | |
| 144 | // |
| 145 | // OS2 has to have an anchorblock |
| 146 | // |
| 147 | vHab = WinInitialize(0); |
| 148 | |
| 149 | if (!vHab) |
| 150 | return FALSE; |
| 151 | else |
| 152 | vHabmain = vHab; |
| 153 | |
| 154 | // Some people may wish to use this, but |
| 155 | // probably it shouldn't be here by default. |
| 156 | #ifdef __WXDEBUG__ |
| 157 | // wxRedirectIOToConsole(); |
| 158 | #endif |
| 159 | |
| 160 | wxBuffer = new wxChar[1500]; // FIXME; why? |
| 161 | |
| 162 | wxClassInfo::InitializeClasses(); |
| 163 | |
| 164 | #if wxUSE_THREADS |
| 165 | wxPendingEventsLocker = new wxCriticalSection; |
| 166 | #endif |
| 167 | |
| 168 | wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING); |
| 169 | wxTheColourDatabase->Initialize(); |
| 170 | |
| 171 | wxInitializeStockLists(); |
| 172 | wxInitializeStockObjects(); |
| 173 | |
| 174 | #if wxUSE_WX_RESOURCES |
| 175 | wxInitializeResourceSystem(); |
| 176 | #endif |
| 177 | |
| 178 | wxBitmap::InitStandardHandlers(); |
| 179 | |
| 180 | RegisterWindowClasses(vHab); |
| 181 | wxWinHandleList = new wxList(wxKEY_INTEGER); |
| 182 | |
| 183 | // This is to foil optimizations in Visual C++ that throw out dummy.obj. |
| 184 | // PLEASE DO NOT ALTER THIS. |
| 185 | #if !defined(WXMAKINGDLL) && defined(__VISAGECPP__) |
| 186 | extern char wxDummyChar; |
| 187 | if (wxDummyChar) wxDummyChar++; |
| 188 | #endif |
| 189 | |
| 190 | // wxSetKeyboardHook(TRUE); |
| 191 | |
| 192 | wxModule::RegisterModules(); |
| 193 | if (!wxModule::InitializeModules()) |
| 194 | return FALSE; |
| 195 | return TRUE; |
| 196 | } // end of wxApp::Initialize |
| 197 | |
| 198 | const char* CANTREGISTERCLASS = " Can't register Class "; |
| 199 | // --------------------------------------------------------------------------- |
| 200 | // RegisterWindowClasses |
| 201 | // --------------------------------------------------------------------------- |
| 202 | |
| 203 | bool wxApp::RegisterWindowClasses( |
| 204 | HAB vHab |
| 205 | ) |
| 206 | { |
| 207 | APIRET rc; |
| 208 | ERRORID vError = 0L; |
| 209 | wxString sError; |
| 210 | |
| 211 | if (!::WinRegisterClass( vHab |
| 212 | ,wxFrameClassName |
| 213 | ,wxFrameWndProc |
| 214 | ,CS_SIZEREDRAW | CS_MOVENOTIFY | CS_SYNCPAINT | CS_CLIPCHILDREN |
| 215 | ,sizeof(ULONG) |
| 216 | )) |
| 217 | { |
| 218 | vError = ::WinGetLastError(vHab); |
| 219 | sError = wxPMErrorToStr(vError); |
| 220 | wxLogLastError(sError); |
| 221 | return FALSE; |
| 222 | } |
| 223 | |
| 224 | if (!::WinRegisterClass( vHab |
| 225 | ,wxFrameClassNameNoRedraw |
| 226 | ,wxWndProc |
| 227 | ,0 |
| 228 | ,sizeof(ULONG) |
| 229 | )) |
| 230 | { |
| 231 | vError = ::WinGetLastError(vHab); |
| 232 | sError = wxPMErrorToStr(vError); |
| 233 | wxLogLastError(sError); |
| 234 | return FALSE; |
| 235 | } |
| 236 | |
| 237 | if (!::WinRegisterClass( vHab |
| 238 | ,wxMDIFrameClassName |
| 239 | ,wxWndProc |
| 240 | ,CS_SIZEREDRAW | CS_MOVENOTIFY | CS_SYNCPAINT |
| 241 | ,sizeof(ULONG) |
| 242 | )) |
| 243 | { |
| 244 | vError = ::WinGetLastError(vHab); |
| 245 | sError = wxPMErrorToStr(vError); |
| 246 | wxLogLastError(sError); |
| 247 | return FALSE; |
| 248 | } |
| 249 | |
| 250 | if (!::WinRegisterClass( vHab |
| 251 | ,wxMDIFrameClassNameNoRedraw |
| 252 | ,wxWndProc |
| 253 | ,0 |
| 254 | ,sizeof(ULONG) |
| 255 | )) |
| 256 | { |
| 257 | vError = ::WinGetLastError(vHab); |
| 258 | sError = wxPMErrorToStr(vError); |
| 259 | wxLogLastError(sError); |
| 260 | return FALSE; |
| 261 | } |
| 262 | |
| 263 | if (!::WinRegisterClass( vHab |
| 264 | ,wxMDIChildFrameClassName |
| 265 | ,wxWndProc |
| 266 | ,CS_MOVENOTIFY | CS_SIZEREDRAW | CS_SYNCPAINT | CS_HITTEST |
| 267 | ,sizeof(ULONG) |
| 268 | )) |
| 269 | { |
| 270 | vError = ::WinGetLastError(vHab); |
| 271 | sError = wxPMErrorToStr(vError); |
| 272 | wxLogLastError(sError); |
| 273 | return FALSE; |
| 274 | } |
| 275 | |
| 276 | if (!::WinRegisterClass( vHab |
| 277 | ,wxMDIChildFrameClassNameNoRedraw |
| 278 | ,wxWndProc |
| 279 | ,CS_HITTEST |
| 280 | ,sizeof(ULONG) |
| 281 | )) |
| 282 | { |
| 283 | vError = ::WinGetLastError(vHab); |
| 284 | sError = wxPMErrorToStr(vError); |
| 285 | wxLogLastError(sError); |
| 286 | return FALSE; |
| 287 | } |
| 288 | |
| 289 | if (!::WinRegisterClass( vHab |
| 290 | ,wxPanelClassName |
| 291 | ,wxWndProc |
| 292 | ,CS_MOVENOTIFY | CS_SIZEREDRAW | CS_HITTEST | CS_SAVEBITS | CS_SYNCPAINT |
| 293 | ,sizeof(ULONG) |
| 294 | )) |
| 295 | { |
| 296 | vError = ::WinGetLastError(vHab); |
| 297 | sError = wxPMErrorToStr(vError); |
| 298 | wxLogLastError(sError); |
| 299 | return FALSE; |
| 300 | } |
| 301 | |
| 302 | if (!::WinRegisterClass( vHab |
| 303 | ,wxCanvasClassName |
| 304 | ,wxWndProc |
| 305 | ,CS_MOVENOTIFY | CS_SIZEREDRAW | CS_HITTEST | CS_SAVEBITS | CS_SYNCPAINT | CS_CLIPCHILDREN |
| 306 | ,sizeof(ULONG) |
| 307 | )) |
| 308 | { |
| 309 | vError = ::WinGetLastError(vHab); |
| 310 | sError = wxPMErrorToStr(vError); |
| 311 | wxLogLastError(sError); |
| 312 | return FALSE; |
| 313 | } |
| 314 | return TRUE; |
| 315 | } // end of wxApp::RegisterWindowClasses |
| 316 | |
| 317 | // |
| 318 | // Cleans up any wxWindows internal structures left lying around |
| 319 | // |
| 320 | void wxApp::CleanUp() |
| 321 | { |
| 322 | // |
| 323 | // COMMON CLEANUP |
| 324 | // |
| 325 | |
| 326 | #if wxUSE_LOG |
| 327 | |
| 328 | // |
| 329 | // Flush the logged messages if any and install a 'safer' log target: the |
| 330 | // default one (wxLogGui) can't be used after the resources are freed just |
| 331 | // below and the user suppliedo ne might be even more unsafe (using any |
| 332 | // wxWindows GUI function is unsafe starting from now) |
| 333 | // |
| 334 | wxLog::DontCreateOnDemand(); |
| 335 | |
| 336 | // |
| 337 | // This will flush the old messages if any |
| 338 | // |
| 339 | delete wxLog::SetActiveTarget(new wxLogStderr); |
| 340 | #endif // wxUSE_LOG |
| 341 | |
| 342 | // |
| 343 | // One last chance for pending objects to be cleaned up |
| 344 | // |
| 345 | wxTheApp->DeletePendingObjects(); |
| 346 | |
| 347 | wxModule::CleanUpModules(); |
| 348 | |
| 349 | #if wxUSE_WX_RESOURCES |
| 350 | wxCleanUpResourceSystem(); |
| 351 | #endif |
| 352 | |
| 353 | wxDeleteStockObjects(); |
| 354 | |
| 355 | // |
| 356 | // Destroy all GDI lists, etc. |
| 357 | // |
| 358 | wxDeleteStockLists(); |
| 359 | |
| 360 | delete wxTheColourDatabase; |
| 361 | wxTheColourDatabase = NULL; |
| 362 | |
| 363 | wxBitmap::CleanUpHandlers(); |
| 364 | |
| 365 | delete[] wxBuffer; |
| 366 | wxBuffer = NULL; |
| 367 | |
| 368 | // |
| 369 | // PM-SPECIFIC CLEANUP |
| 370 | // |
| 371 | |
| 372 | // wxSetKeyboardHook(FALSE); |
| 373 | |
| 374 | if (wxSTD_FRAME_ICON) |
| 375 | ::WinFreeFileIcon(wxSTD_FRAME_ICON); |
| 376 | if (wxSTD_MDICHILDFRAME_ICON) |
| 377 | ::WinFreeFileIcon(wxSTD_MDICHILDFRAME_ICON); |
| 378 | if (wxSTD_MDIPARENTFRAME_ICON) |
| 379 | ::WinFreeFileIcon(wxSTD_MDIPARENTFRAME_ICON); |
| 380 | |
| 381 | if (wxDEFAULT_FRAME_ICON) |
| 382 | ::WinFreeFileIcon(wxDEFAULT_FRAME_ICON); |
| 383 | if (wxDEFAULT_MDICHILDFRAME_ICON) |
| 384 | ::WinFreeFileIcon(wxDEFAULT_MDICHILDFRAME_ICON); |
| 385 | if (wxDEFAULT_MDIPARENTFRAME_ICON) |
| 386 | ::WinFreeFileIcon(wxDEFAULT_MDIPARENTFRAME_ICON); |
| 387 | |
| 388 | if ( wxDisableButtonBrush ) |
| 389 | { |
| 390 | // TODO: ::DeleteObject( wxDisableButtonBrush ); |
| 391 | } |
| 392 | |
| 393 | if (wxWinHandleList) |
| 394 | delete wxWinHandleList; |
| 395 | |
| 396 | delete wxPendingEvents; |
| 397 | #if wxUSE_THREADS |
| 398 | delete wxPendingEventsLocker; |
| 399 | // If we don't do the following, we get an apparent memory leak. |
| 400 | ((wxEvtHandler&) wxDefaultValidator).ClearEventLocker(); |
| 401 | #endif |
| 402 | |
| 403 | wxClassInfo::CleanUpClasses(); |
| 404 | |
| 405 | // Delete Message queue |
| 406 | if (wxTheApp->m_hMq) |
| 407 | ::WinDestroyMsgQueue(wxTheApp->m_hMq); |
| 408 | |
| 409 | delete wxTheApp; |
| 410 | wxTheApp = NULL; |
| 411 | |
| 412 | #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT |
| 413 | // At this point we want to check if there are any memory |
| 414 | // blocks that aren't part of the wxDebugContext itself, |
| 415 | // as a special case. Then when dumping we need to ignore |
| 416 | // wxDebugContext, too. |
| 417 | if (wxDebugContext::CountObjectsLeft(TRUE) > 0) |
| 418 | { |
| 419 | wxLogDebug(wxT("There were memory leaks.")); |
| 420 | wxDebugContext::Dump(); |
| 421 | wxDebugContext::PrintStatistics(); |
| 422 | } |
| 423 | // wxDebugContext::SetStream(NULL, NULL); |
| 424 | #endif |
| 425 | |
| 426 | #if wxUSE_LOG |
| 427 | // do it as the very last thing because everything else can log messages |
| 428 | delete wxLog::SetActiveTarget(NULL); |
| 429 | #endif // wxUSE_LOG |
| 430 | } // end of wxApp::CleanUp |
| 431 | |
| 432 | //---------------------------------------------------------------------- |
| 433 | // Main wxWindows entry point |
| 434 | //---------------------------------------------------------------------- |
| 435 | int wxEntry( |
| 436 | int argc |
| 437 | , char* argv[] |
| 438 | ) |
| 439 | { |
| 440 | HAB vHab = 0; |
| 441 | |
| 442 | if (!wxApp::Initialize(vHab)) |
| 443 | return 0; |
| 444 | |
| 445 | // |
| 446 | // create the application object or ensure that one already exists |
| 447 | // |
| 448 | if (!wxTheApp) |
| 449 | { |
| 450 | // The app may have declared a global application object, but we recommend |
| 451 | // the IMPLEMENT_APP macro is used instead, which sets an initializer |
| 452 | // function for delayed, dynamic app object construction. |
| 453 | wxCHECK_MSG( wxApp::GetInitializerFunction(), 0, |
| 454 | wxT("No initializer - use IMPLEMENT_APP macro.") ); |
| 455 | wxTheApp = (*wxApp::GetInitializerFunction()) (); |
| 456 | } |
| 457 | wxCHECK_MSG( wxTheApp, 0, wxT("You have to define an instance of wxApp!") ); |
| 458 | wxTheApp->argc = argc; |
| 459 | |
| 460 | #if wxUSE_UNICODE |
| 461 | wxTheApp->argv = new wxChar*[argc+1]; |
| 462 | |
| 463 | int nArgc = 0; |
| 464 | |
| 465 | while (nArgc < argc) |
| 466 | { |
| 467 | wxTheApp->argv[nArgc] = wxStrdup(wxConvLibc.cMB2WX(argv[nArgc])); |
| 468 | nArgc++; |
| 469 | } |
| 470 | wxTheApp->argv[nArgc] = (wxChar *)NULL; |
| 471 | #else |
| 472 | wxTheApp->argv = argv; |
| 473 | #endif |
| 474 | |
| 475 | wxString sName(wxFileNameFromPath(argv[0])); |
| 476 | |
| 477 | wxStripExtension(sName); |
| 478 | wxTheApp->SetAppName(sName); |
| 479 | |
| 480 | int nRetValue = 0; |
| 481 | |
| 482 | if (!wxTheApp->OnInitGui()) |
| 483 | nRetValue = -1; |
| 484 | |
| 485 | if (nRetValue == 0) |
| 486 | { |
| 487 | if (wxTheApp->OnInit()) |
| 488 | { |
| 489 | nRetValue = wxTheApp->OnRun(); |
| 490 | } |
| 491 | // Normal exit |
| 492 | wxWindow* pTopWindow = wxTheApp->GetTopWindow(); |
| 493 | if (pTopWindow) |
| 494 | { |
| 495 | // Forcibly delete the window. |
| 496 | if (pTopWindow->IsKindOf(CLASSINFO(wxFrame)) || |
| 497 | pTopWindow->IsKindOf(CLASSINFO(wxDialog)) ) |
| 498 | { |
| 499 | pTopWindow->Close(TRUE); |
| 500 | wxTheApp->DeletePendingObjects(); |
| 501 | } |
| 502 | else |
| 503 | { |
| 504 | delete pTopWindow; |
| 505 | wxTheApp->SetTopWindow(NULL); |
| 506 | } |
| 507 | } |
| 508 | } |
| 509 | else // app initialization failed |
| 510 | { |
| 511 | wxLogLastError(" Gui initialization failed, exitting"); |
| 512 | } |
| 513 | #if wxUSE_CONSOLEDEBUG |
| 514 | printf("wxTheApp->OnExit "); |
| 515 | fflush(stdout); |
| 516 | #endif |
| 517 | wxTheApp->OnExit(); |
| 518 | #if wxUSE_CONSOLEDEBUG |
| 519 | printf("wxApp::CleanUp "); |
| 520 | fflush(stdout); |
| 521 | #endif |
| 522 | wxApp::CleanUp(); |
| 523 | #if wxUSE_CONSOLEDEBUG |
| 524 | printf("return %i ", nRetValue); |
| 525 | fflush(stdout); |
| 526 | #endif |
| 527 | return(nRetValue); |
| 528 | } // end of wxEntry |
| 529 | |
| 530 | bool wxApp::OnInitGui() |
| 531 | { |
| 532 | ERRORID vError; |
| 533 | wxString sError; |
| 534 | |
| 535 | m_hMq = ::WinCreateMsgQueue(vHabmain, 0); |
| 536 | if (!m_hMq) |
| 537 | { |
| 538 | vError = ::WinGetLastError(vHabmain); |
| 539 | sError = wxPMErrorToStr(vError); |
| 540 | wxLogDebug(sError); |
| 541 | return FALSE; |
| 542 | } |
| 543 | return TRUE; |
| 544 | } // end of wxApp::OnInitGui |
| 545 | |
| 546 | // |
| 547 | // Static member initialization |
| 548 | // |
| 549 | wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL; |
| 550 | |
| 551 | wxApp::wxApp() |
| 552 | { |
| 553 | m_topWindow = NULL; |
| 554 | wxTheApp = this; |
| 555 | m_wantDebugOutput = TRUE; |
| 556 | |
| 557 | argc = 0; |
| 558 | argv = NULL; |
| 559 | m_nPrintMode = wxPRINT_WINDOWS; |
| 560 | m_exitOnFrameDelete = TRUE; |
| 561 | m_bAuto3D = TRUE; |
| 562 | m_hMq = 0; |
| 563 | } // end of wxApp::wxApp |
| 564 | |
| 565 | wxApp::~wxApp() |
| 566 | { |
| 567 | // |
| 568 | // Delete command-line args |
| 569 | // |
| 570 | #if wxUSE_UNICODE |
| 571 | int i; |
| 572 | |
| 573 | for (i = 0; i < argc; i++) |
| 574 | { |
| 575 | delete[] argv[i]; |
| 576 | } |
| 577 | delete[] argv; |
| 578 | #endif |
| 579 | } // end of wxApp::~wxApp |
| 580 | |
| 581 | bool wxApp::Initialized() |
| 582 | { |
| 583 | if (GetTopWindow()) |
| 584 | return TRUE; |
| 585 | else |
| 586 | return FALSE; |
| 587 | } // end of wxApp::Initialized |
| 588 | |
| 589 | // |
| 590 | // Get and process a message, returning FALSE if WM_QUIT |
| 591 | // received (and also set the flag telling the app to exit the main loop) |
| 592 | // |
| 593 | bool wxApp::DoMessage() |
| 594 | { |
| 595 | BOOL bRc = ::WinGetMsg(vHabmain, &svCurrentMsg, HWND(NULL), 0, 0); |
| 596 | |
| 597 | if (bRc == 0) |
| 598 | { |
| 599 | // got WM_QUIT |
| 600 | m_bKeepGoing = FALSE; |
| 601 | return FALSE; |
| 602 | } |
| 603 | else if (bRc == -1) |
| 604 | { |
| 605 | // should never happen, but let's test for it nevertheless |
| 606 | wxLogLastError("GetMessage"); |
| 607 | } |
| 608 | else |
| 609 | { |
| 610 | #if wxUSE_THREADS |
| 611 | wxASSERT_MSG( wxThread::IsMain() |
| 612 | ,wxT("only the main thread can process Windows messages") |
| 613 | ); |
| 614 | |
| 615 | static bool sbHadGuiLock = TRUE; |
| 616 | static wxMsgArray svSavedMessages; |
| 617 | |
| 618 | // |
| 619 | // If a secondary thread owns is doing GUI calls, save all messages for |
| 620 | // later processing - we can't process them right now because it will |
| 621 | // lead to recursive library calls (and we're not reentrant) |
| 622 | // |
| 623 | if (!wxGuiOwnedByMainThread()) |
| 624 | { |
| 625 | sbHadGuiLock = FALSE; |
| 626 | |
| 627 | // |
| 628 | // Leave out WM_COMMAND messages: too dangerous, sometimes |
| 629 | // the message will be processed twice |
| 630 | // |
| 631 | if ( !wxIsWaitingForThread() || |
| 632 | svCurrentMsg.msg != WM_COMMAND ) |
| 633 | { |
| 634 | svSavedMessages.Add(svCurrentMsg); |
| 635 | } |
| 636 | return TRUE; |
| 637 | } |
| 638 | else |
| 639 | { |
| 640 | // |
| 641 | // Have we just regained the GUI lock? if so, post all of the saved |
| 642 | // messages |
| 643 | // |
| 644 | if (!sbHadGuiLock ) |
| 645 | { |
| 646 | sbHadGuiLock = TRUE; |
| 647 | |
| 648 | size_t nCount = svSavedMessages.Count(); |
| 649 | |
| 650 | for (size_t n = 0; n < nCount; n++) |
| 651 | { |
| 652 | QMSG vMsg = svSavedMessages[n]; |
| 653 | |
| 654 | if ( !ProcessMessage((WXMSG *)&vMsg) ) |
| 655 | { |
| 656 | ::WinDispatchMsg(vHabmain, &vMsg); |
| 657 | } |
| 658 | } |
| 659 | svSavedMessages.Empty(); |
| 660 | } |
| 661 | } |
| 662 | #endif // wxUSE_THREADS |
| 663 | |
| 664 | // Process the message |
| 665 | if (!ProcessMessage((WXMSG *)&svCurrentMsg)) |
| 666 | { |
| 667 | ::WinDispatchMsg(vHabmain, (PQMSG)&svCurrentMsg); |
| 668 | } |
| 669 | } |
| 670 | return TRUE; |
| 671 | } // end of wxApp::DoMessage |
| 672 | |
| 673 | ////////////////////////////////////////////////////////////////////////////// |
| 674 | // |
| 675 | // Keep trying to process messages until WM_QUIT |
| 676 | // received. |
| 677 | // |
| 678 | // If there are messages to be processed, they will all be |
| 679 | // processed and OnIdle will not be called. |
| 680 | // When there are no more messages, OnIdle is called. |
| 681 | // If OnIdle requests more time, |
| 682 | // it will be repeatedly called so long as there are no pending messages. |
| 683 | // A 'feature' of this is that once OnIdle has decided that no more processing |
| 684 | // is required, then it won't get processing time until further messages |
| 685 | // are processed (it'll sit in DoMessage). |
| 686 | // |
| 687 | ////////////////////////////////////////////////////////////////////////////// |
| 688 | int wxApp::MainLoop() |
| 689 | { |
| 690 | m_bKeepGoing = TRUE; |
| 691 | |
| 692 | while (m_bKeepGoing) |
| 693 | { |
| 694 | #if wxUSE_THREADS |
| 695 | wxMutexGuiLeaveOrEnter(); |
| 696 | #endif // wxUSE_THREADS |
| 697 | while (/*Pending() &&*/ ProcessIdle()) |
| 698 | { |
| 699 | // wxUsleep(10000); |
| 700 | } |
| 701 | DoMessage(); |
| 702 | } |
| 703 | return (int)svCurrentMsg.mp1; |
| 704 | } // end of wxApp::MainLoop |
| 705 | |
| 706 | // |
| 707 | // Returns TRUE if more time is needed. |
| 708 | // |
| 709 | bool wxApp::ProcessIdle() |
| 710 | { |
| 711 | wxIdleEvent vEvent; |
| 712 | |
| 713 | vEvent.SetEventObject(this); |
| 714 | ProcessEvent(vEvent); |
| 715 | return vEvent.MoreRequested(); |
| 716 | } // end of wxApp::ProcessIdle |
| 717 | |
| 718 | void wxApp::ExitMainLoop() |
| 719 | { |
| 720 | m_bKeepGoing = FALSE; |
| 721 | } |
| 722 | |
| 723 | bool wxApp::Pending() |
| 724 | { |
| 725 | return (::WinPeekMsg(vHabmain, (PQMSG)&svCurrentMsg, (HWND)NULL, 0, 0, PM_NOREMOVE) != 0); |
| 726 | } |
| 727 | |
| 728 | void wxApp::Dispatch() |
| 729 | { |
| 730 | DoMessage(); |
| 731 | } |
| 732 | |
| 733 | ////////////////////////////////////////////////////////////////////////////// |
| 734 | // |
| 735 | // Give all windows a chance to preprocess |
| 736 | // the message. Some may have accelerator tables, or have |
| 737 | // MDI complications. |
| 738 | // |
| 739 | ////////////////////////////////////////////////////////////////////////////// |
| 740 | bool wxApp::ProcessMessage( |
| 741 | WXMSG* pWxmsg |
| 742 | ) |
| 743 | { |
| 744 | QMSG* pMsg = (PQMSG)pWxmsg; |
| 745 | HWND hWnd = pMsg->hwnd; |
| 746 | wxWindow* pWndThis = wxFindWinFromHandle((WXHWND)hWnd); |
| 747 | wxWindow* pWnd; |
| 748 | |
| 749 | #if wxUSE_TOOLTIPS |
| 750 | // |
| 751 | // We must relay WM_MOUSEMOVE events to the tooltip ctrl if we want it to |
| 752 | // popup the tooltip bubbles |
| 753 | // |
| 754 | if (pWndThis && (pMsg->msg == WM_MOUSEMOVE)) |
| 755 | { |
| 756 | wxToolTip* pToolTip = pWndThis->GetToolTip(); |
| 757 | if (pToolTip) |
| 758 | { |
| 759 | pToolTip->RelayEvent(pWxmsg); |
| 760 | } |
| 761 | } |
| 762 | #endif // wxUSE_TOOLTIPS |
| 763 | |
| 764 | // |
| 765 | // We must relay Timer events to wxTimer's processing function |
| 766 | // |
| 767 | if (pMsg->msg == WM_TIMER) |
| 768 | wxTimerProc(NULL, 0, (int)pMsg->mp1, 0); |
| 769 | |
| 770 | // |
| 771 | // For some composite controls (like a combobox), wndThis might be NULL |
| 772 | // because the subcontrol is not a wxWindow, but only the control itself |
| 773 | // is - try to catch this case |
| 774 | // |
| 775 | while (hWnd && !pWndThis) |
| 776 | { |
| 777 | hWnd = ::WinQueryWindow(hWnd, QW_PARENT); |
| 778 | pWndThis = wxFindWinFromHandle((WXHWND)hWnd); |
| 779 | } |
| 780 | |
| 781 | // |
| 782 | // Try translations first; find the youngest window with |
| 783 | // a translation table. OS/2 has case sensative accels, so |
| 784 | // this block, coded by BK, removes that and helps make them |
| 785 | // case insensative. |
| 786 | // |
| 787 | if(pMsg->msg == WM_CHAR) |
| 788 | { |
| 789 | PBYTE pChmsg = (PBYTE)&(pMsg->msg); |
| 790 | USHORT uSch = CHARMSG(pChmsg)->chr; |
| 791 | bool bRc; |
| 792 | |
| 793 | // |
| 794 | // Do not process keyup events |
| 795 | // |
| 796 | if(!(CHARMSG(pChmsg)->fs & KC_KEYUP)) |
| 797 | { |
| 798 | if((CHARMSG(pChmsg)->fs & (KC_ALT | KC_CTRL)) && CHARMSG(pChmsg)->chr != 0) |
| 799 | CHARMSG(pChmsg)->chr = (USHORT)wxToupper((UCHAR)uSch); |
| 800 | |
| 801 | |
| 802 | for(pWnd = pWndThis; pWnd; pWnd = pWnd->GetParent() ) |
| 803 | { |
| 804 | if((bRc = pWnd->OS2TranslateMessage(pWxmsg)) == TRUE) |
| 805 | break; |
| 806 | } |
| 807 | |
| 808 | if(!bRc) // untranslated, should restore original value |
| 809 | CHARMSG(pChmsg)->chr = uSch; |
| 810 | } |
| 811 | } |
| 812 | // |
| 813 | // Anyone for a non-translation message? Try youngest descendants first. |
| 814 | // |
| 815 | // for (pWnd = pWndThis; pWnd; pWnd = pWnd->GetParent()) |
| 816 | // { |
| 817 | // if (pWnd->OS2ProcessMessage(pWxmsg)) |
| 818 | // return TRUE; |
| 819 | // } |
| 820 | return FALSE; |
| 821 | } // end of wxApp::ProcessMessage |
| 822 | |
| 823 | void wxApp::OnIdle( |
| 824 | wxIdleEvent& rEvent |
| 825 | ) |
| 826 | { |
| 827 | static bool sbInOnIdle = FALSE; |
| 828 | |
| 829 | // |
| 830 | // Avoid recursion (via ProcessEvent default case) |
| 831 | // |
| 832 | if (sbInOnIdle) |
| 833 | return; |
| 834 | |
| 835 | sbInOnIdle = TRUE; |
| 836 | |
| 837 | // |
| 838 | // If there are pending events, we must process them: pending events |
| 839 | // are either events to the threads other than main or events posted |
| 840 | // with wxPostEvent() functions |
| 841 | // |
| 842 | ProcessPendingEvents(); |
| 843 | |
| 844 | // |
| 845 | // 'Garbage' collection of windows deleted with Close(). |
| 846 | // |
| 847 | DeletePendingObjects(); |
| 848 | |
| 849 | #if wxUSE_LOG |
| 850 | // |
| 851 | // Flush the logged messages if any |
| 852 | // |
| 853 | wxLog::FlushActive(); |
| 854 | #endif // wxUSE_LOG |
| 855 | |
| 856 | // |
| 857 | // Send OnIdle events to all windows |
| 858 | // |
| 859 | if (SendIdleEvents()) |
| 860 | { |
| 861 | // |
| 862 | // SendIdleEvents() returns TRUE if at least one window requested more |
| 863 | // idle events |
| 864 | // |
| 865 | rEvent.RequestMore(TRUE); |
| 866 | } |
| 867 | sbInOnIdle = FALSE; |
| 868 | } // end of wxApp::OnIdle |
| 869 | |
| 870 | // Send idle event to all top-level windows |
| 871 | bool wxApp::SendIdleEvents() |
| 872 | { |
| 873 | bool bNeedMore = FALSE; |
| 874 | wxWindowList::Node* pNode = wxTopLevelWindows.GetFirst(); |
| 875 | |
| 876 | while (pNode) |
| 877 | { |
| 878 | wxWindow* pWin = pNode->GetData(); |
| 879 | |
| 880 | if (SendIdleEvents(pWin)) |
| 881 | bNeedMore = TRUE; |
| 882 | pNode = pNode->GetNext(); |
| 883 | } |
| 884 | return bNeedMore; |
| 885 | } // end of wxApp::SendIdleEvents |
| 886 | |
| 887 | // |
| 888 | // Send idle event to window and all subwindows |
| 889 | // |
| 890 | bool wxApp::SendIdleEvents( |
| 891 | wxWindow* pWin |
| 892 | ) |
| 893 | { |
| 894 | bool bNeedMore = FALSE; |
| 895 | wxIdleEvent vEvent; |
| 896 | |
| 897 | vEvent.SetEventObject(pWin); |
| 898 | pWin->GetEventHandler()->ProcessEvent(vEvent); |
| 899 | |
| 900 | if (vEvent.MoreRequested()) |
| 901 | bNeedMore = TRUE; |
| 902 | |
| 903 | wxNode* pNode = pWin->GetChildren().First(); |
| 904 | |
| 905 | while (pNode) |
| 906 | { |
| 907 | wxWindow* pWin = (wxWindow*) pNode->Data(); |
| 908 | |
| 909 | if (SendIdleEvents(pWin)) |
| 910 | bNeedMore = TRUE; |
| 911 | pNode = pNode->Next(); |
| 912 | } |
| 913 | return bNeedMore; |
| 914 | } // end of wxApp::SendIdleEvents |
| 915 | |
| 916 | void wxApp::DeletePendingObjects() |
| 917 | { |
| 918 | wxNode* pNode = wxPendingDelete.First(); |
| 919 | |
| 920 | while (pNode) |
| 921 | { |
| 922 | wxObject* pObj = (wxObject *)pNode->Data(); |
| 923 | |
| 924 | delete pObj; |
| 925 | |
| 926 | if (wxPendingDelete.Member(pObj)) |
| 927 | delete pNode; |
| 928 | |
| 929 | // |
| 930 | // Deleting one object may have deleted other pending |
| 931 | // objects, so start from beginning of list again. |
| 932 | // |
| 933 | pNode = wxPendingDelete.First(); |
| 934 | } |
| 935 | } // end of wxApp::DeletePendingObjects |
| 936 | |
| 937 | void wxApp::OnEndSession( |
| 938 | wxCloseEvent& WXUNUSED(rEvent)) |
| 939 | { |
| 940 | if (GetTopWindow()) |
| 941 | GetTopWindow()->Close(TRUE); |
| 942 | } // end of wxApp::OnEndSession |
| 943 | |
| 944 | // |
| 945 | // Default behaviour: close the application with prompts. The |
| 946 | // user can veto the close, and therefore the end session. |
| 947 | // |
| 948 | void wxApp::OnQueryEndSession( |
| 949 | wxCloseEvent& rEvent |
| 950 | ) |
| 951 | { |
| 952 | if (GetTopWindow()) |
| 953 | { |
| 954 | if (!GetTopWindow()->Close(!rEvent.CanVeto())) |
| 955 | rEvent.Veto(TRUE); |
| 956 | } |
| 957 | } // end of wxApp::OnQueryEndSession |
| 958 | |
| 959 | void wxExit() |
| 960 | { |
| 961 | wxLogError(_("Fatal error: exiting")); |
| 962 | |
| 963 | wxApp::CleanUp(); |
| 964 | } // end of wxExit |
| 965 | |
| 966 | static bool gs_inYield = FALSE; |
| 967 | |
| 968 | // |
| 969 | // Yield to incoming messages |
| 970 | // |
| 971 | bool wxYield() |
| 972 | { |
| 973 | HAB vHab = 0; |
| 974 | QMSG vMsg; |
| 975 | |
| 976 | // |
| 977 | // Disable log flushing from here because a call to wxYield() shouldn't |
| 978 | // normally result in message boxes popping up &c |
| 979 | // |
| 980 | wxLog::Suspend(); |
| 981 | |
| 982 | gs_inYield = TRUE; |
| 983 | |
| 984 | // |
| 985 | // We want to go back to the main message loop |
| 986 | // if we see a WM_QUIT. (?) |
| 987 | // |
| 988 | while (::WinPeekMsg(vHab, &vMsg, (HWND)NULL, 0, 0, PM_NOREMOVE) && vMsg.msg != WM_QUIT) |
| 989 | { |
| 990 | #if wxUSE_THREADS |
| 991 | wxMutexGuiLeaveOrEnter(); |
| 992 | #endif // wxUSE_THREADS |
| 993 | if (!wxTheApp->DoMessage()) |
| 994 | break; |
| 995 | } |
| 996 | // |
| 997 | // If they are pending events, we must process them. |
| 998 | // |
| 999 | if (wxTheApp) |
| 1000 | wxTheApp->ProcessPendingEvents(); |
| 1001 | |
| 1002 | // |
| 1003 | // Let the logs be flashed again |
| 1004 | // |
| 1005 | wxLog::Resume(); |
| 1006 | gs_inYield = FALSE; |
| 1007 | return TRUE; |
| 1008 | } // end of wxYield |
| 1009 | |
| 1010 | // Yield to incoming messages; but fail silently if recursion is detected. |
| 1011 | bool wxYieldIfNeeded() |
| 1012 | { |
| 1013 | if (gs_inYield) |
| 1014 | return FALSE; |
| 1015 | |
| 1016 | return wxYield(); |
| 1017 | } |
| 1018 | |
| 1019 | wxIcon wxApp::GetStdIcon( |
| 1020 | int nWhich |
| 1021 | ) const |
| 1022 | { |
| 1023 | switch(nWhich) |
| 1024 | { |
| 1025 | case wxICON_INFORMATION: |
| 1026 | return wxIcon("wxICON_INFO"); |
| 1027 | |
| 1028 | case wxICON_QUESTION: |
| 1029 | return wxIcon("wxICON_QUESTION"); |
| 1030 | |
| 1031 | case wxICON_EXCLAMATION: |
| 1032 | return wxIcon("wxICON_WARNING"); |
| 1033 | |
| 1034 | default: |
| 1035 | wxFAIL_MSG(wxT("requested non existent standard icon")); |
| 1036 | // still fall through |
| 1037 | |
| 1038 | case wxICON_HAND: |
| 1039 | return wxIcon("wxICON_ERROR"); |
| 1040 | } |
| 1041 | return wxIcon("wxICON_ERROR"); |
| 1042 | } // end of wxApp::GetStdIcon |
| 1043 | |
| 1044 | //----------------------------------------------------------------------------- |
| 1045 | // wxWakeUpIdle |
| 1046 | //----------------------------------------------------------------------------- |
| 1047 | |
| 1048 | void wxWakeUpIdle() |
| 1049 | { |
| 1050 | // |
| 1051 | // Send the top window a dummy message so idle handler processing will |
| 1052 | // start up again. Doing it this way ensures that the idle handler |
| 1053 | // wakes up in the right thread (see also wxWakeUpMainThread() which does |
| 1054 | // the same for the main app thread only) |
| 1055 | // |
| 1056 | wxWindow* pTopWindow = wxTheApp->GetTopWindow(); |
| 1057 | |
| 1058 | if (pTopWindow) |
| 1059 | { |
| 1060 | if ( !::WinPostMsg(GetHwndOf(pTopWindow), WM_NULL, (MPARAM)0, (MPARAM)0)) |
| 1061 | { |
| 1062 | // |
| 1063 | // Should never happen |
| 1064 | // |
| 1065 | wxLogLastError("PostMessage(WM_NULL)"); |
| 1066 | } |
| 1067 | } |
| 1068 | } // end of wxWakeUpIdle |
| 1069 | |
| 1070 | HAB wxGetInstance() |
| 1071 | { |
| 1072 | return vHabmain; |
| 1073 | } |
| 1074 | |
| 1075 | void wxSetInstance( |
| 1076 | HAB vHab |
| 1077 | ) |
| 1078 | { |
| 1079 | vHabmain = vHab; |
| 1080 | } |
| 1081 | |