X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/589f0e3e6070d8d1e6649b410f318ec2aa98ae4e..520e470fdd0daef09c77938db642e4583933c90d:/src/msw/app.cpp diff --git a/src/msw/app.cpp b/src/msw/app.cpp index 6ec239fae4..7d5b43fe2c 100644 --- a/src/msw/app.cpp +++ b/src/msw/app.cpp @@ -6,7 +6,7 @@ // Created: 04/01/98 // RCS-ID: $Id$ // Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ @@ -21,39 +21,44 @@ #endif #ifndef WX_PRECOMP -#include "wx/frame.h" -#include "wx/app.h" -#include "wx/utils.h" -#include "wx/gdicmn.h" -#include "wx/pen.h" -#include "wx/brush.h" -#include "wx/cursor.h" -#include "wx/icon.h" -#include "wx/palette.h" -#include "wx/dc.h" -#include "wx/dialog.h" -#include "wx/msgdlg.h" + #include "wx/frame.h" + #include "wx/app.h" + #include "wx/utils.h" + #include "wx/gdicmn.h" + #include "wx/pen.h" + #include "wx/brush.h" + #include "wx/cursor.h" + #include "wx/icon.h" + #include "wx/palette.h" + #include "wx/dc.h" + #include "wx/dialog.h" + #include "wx/msgdlg.h" #endif #include "wx/msw/private.h" -#include "wx/postscrp.h" #include "wx/log.h" #include "wx/module.h" -#if USE_WX_RESOURCES -#include "wx/resource.h" +#if wxUSE_WX_RESOURCES + #include "wx/resource.h" #endif - #include +#include #if defined(__WIN95__) && !defined(__GNUWIN32__) -#include + #include #endif // use debug CRT functions for memory leak detections in VC++ -/* Doesn't work when using the makefiles, for some reason. +/* Here we go again commenting it out. PLEASE don't + * uncomment this again. #if defined(__WXDEBUG__) && defined(_MSC_VER) + // VC++ uses this macro as debug/release mode indicator + #ifndef _DEBUG + #define _DEBUG + #endif + #include #endif */ @@ -69,6 +74,7 @@ HINSTANCE wxhInstance = 0; static MSG s_currentMsg; wxApp *wxTheApp = NULL; +// @@ why not const? and not static? char wxFrameClassName[] = "wxFrameClass"; char wxMDIFrameClassName[] = "wxMDIFrameClass"; char wxMDIChildFrameClassName[] = "wxMDIChildFrameClass"; @@ -88,16 +94,19 @@ HBRUSH wxDisableButtonBrush = 0; LRESULT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM); #if !USE_SHARED_LIBRARY -IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) -BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) - EVT_IDLE(wxApp::OnIdle) -END_EVENT_TABLE() + IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) + + BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) + EVT_IDLE(wxApp::OnIdle) + EVT_END_SESSION(wxApp::OnEndSession) + EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession) + END_EVENT_TABLE() #endif long wxApp::sm_lastMessageTime = 0; #ifdef __WIN95__ -static HINSTANCE gs_hRichEdit = NULL; + static HINSTANCE gs_hRichEdit = NULL; #endif //// Initialize @@ -106,7 +115,8 @@ bool wxApp::Initialize() { wxBuffer = new char[1500]; -/* Doesn't work when using the makefiles, for some reason. +/* PLEASE don't uncomment this again. IT DOESN'T WORK when building + * using the makefile. #if defined(__WXDEBUG__) && defined(_MSC_VER) // do check for memory leaks on program exit // (another useful flag is _CRTDBG_DELAY_FREE_MEM_DF which doesn't free @@ -115,23 +125,22 @@ bool wxApp::Initialize() #endif // debug build under MS VC++ */ -#if (WXDEBUG && USE_MEMORY_TRACING) || USE_DEBUG_CONTEXT - -#if !defined(_WINDLL) - streambuf* sBuf = new wxDebugStreamBuf; -#else - streambuf* sBuf = NULL; -#endif - ostream* oStr = new ostream(sBuf) ; - wxDebugContext::SetStream(oStr, sBuf); + #if (WXDEBUG && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT + #if defined(_WINDLL) + streambuf* sBuf = NULL; + #else // EXE + streambuf* sBuf = new wxDebugStreamBuf; + #endif // DLL -#endif // USE_MEMORY_TRACING + ostream* oStr = new ostream(sBuf) ; + wxDebugContext::SetStream(oStr, sBuf); + #endif // wxUSE_MEMORY_TRACING wxClassInfo::InitializeClasses(); -#if USE_RESOURCES - wxGetResource("wxWindows", "OsVersion", &wxOsVersion); -#endif + #if wxUSE_RESOURCES + wxGetResource("wxWindows", "OsVersion", &wxOsVersion); + #endif wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING); wxTheColourDatabase->Initialize(); @@ -139,41 +148,34 @@ bool wxApp::Initialize() wxInitializeStockLists(); wxInitializeStockObjects(); -#if USE_WX_RESOURCES - wxInitializeResourceSystem(); -#endif - - // For PostScript printing -#if USE_POSTSCRIPT - wxInitializePrintSetupData(); - wxThePrintPaperDatabase = new wxPrintPaperDatabase; - wxThePrintPaperDatabase->CreateDatabase(); -#endif + #if wxUSE_WX_RESOURCES + wxInitializeResourceSystem(); + #endif wxBitmap::InitStandardHandlers(); -#if defined(__WIN95__) - InitCommonControls(); - gs_hRichEdit = LoadLibrary("RICHED32.DLL"); + #if defined(__WIN95__) + InitCommonControls(); + gs_hRichEdit = LoadLibrary("RICHED32.DLL"); - if (gs_hRichEdit == NULL) - { - wxMessageBox("Could not initialise Rich Edit DLL"); - } -#endif + if (gs_hRichEdit == NULL) + { + wxMessageBox("Could not initialise Rich Edit DLL"); + } + #endif -#if defined(WX_DRAG_DROP) - // we need to initialize OLE library - if ( FAILED(::OleInitialize(NULL)) ) - wxFatalError(_("Cannot initialize OLE")); -#endif + #if defined(WX_DRAG_DROP) + // we need to initialize OLE library + if ( FAILED(::OleInitialize(NULL)) ) + wxFatalError(_("Cannot initialize OLE")); + #endif -#if CTL3D - if (!Ctl3dRegister(wxhInstance)) - wxFatalError("Cannot register CTL3D"); + #if CTL3D + if (!Ctl3dRegister(wxhInstance)) + wxFatalError("Cannot register CTL3D"); - Ctl3dAutoSubclass(wxhInstance); -#endif + Ctl3dAutoSubclass(wxhInstance); + #endif g_globalCursor = new wxCursor; @@ -195,18 +197,19 @@ bool wxApp::Initialize() wxDisableButtonBrush = ::CreateBrushIndirect( & lb ) ; ::DeleteObject( (HGDIOBJ)lb.lbHatch ) ; -#if USE_PENWINDOWS - wxRegisterPenWin(); -#endif + #if wxUSE_PENWINDOWS + wxRegisterPenWin(); + #endif wxWinHandleList = new wxList(wxKEY_INTEGER); // This is to foil optimizations in Visual C++ that // throw out dummy.obj. -#if (_MSC_VER >= 800) && !defined(WXMAKINGDLL) - extern char wxDummyChar; - if (wxDummyChar) wxDummyChar++; -#endif + #if (_MSC_VER >= 800) && !defined(WXMAKINGDLL) + extern char wxDummyChar; + if (wxDummyChar) wxDummyChar++; + #endif + wxSetKeyboardHook(TRUE); wxModule::RegisterModules(); @@ -262,7 +265,7 @@ bool wxApp::RegisterWindowClasses() if (!RegisterClass( &wndclass1 )) { // wxFatalError("Can't register MDI Frame window class"); -// return FALSE; +// return FALSE; } /////////////////////////////////////////////////////////////////////// @@ -345,67 +348,74 @@ bool wxApp::RegisterWindowClasses() void wxApp::ConvertToStandardCommandArgs(char* lpCmdLine) { - // Split command line into tokens, as in usual main(argc, argv) - char **command = new char*[50]; - - int count = 0; - char *buf = new char[strlen(lpCmdLine) + 1]; - - // Hangs around until end of app. in case - // user carries pointers to the tokens + wxStringList args; - /* Model independent strcpy */ - int i; - for (i = 0; (buf[i] = lpCmdLine[i]) != 0; i++) - { - /* loop */; - } + wxString cmdLine(lpCmdLine); + int count = 0; - // Get application name - char name[200]; - ::GetModuleFileName(wxhInstance, name, 199); + // Get application name + char name[260]; // 260 is MAX_PATH value from windef.h + ::GetModuleFileName(wxhInstance, name, WXSIZEOF(name)); - // Is it only 16-bit Borland that already copies the program name - // to the first argv index? + // GNUWIN32 already fills in the first arg with the application name. #if !defined(__GNUWIN32__) -// #if ! (defined(__BORLANDC__) && !defined(__WIN32__)) - command[count++] = copystring(name); -// #endif + args.Add(name); + count ++; #endif - strcpy(name, wxFileNameFromPath(name)); - wxStripExtension(name); - wxTheApp->SetAppName(name); - - /* Break up string */ - // Treat strings enclosed in double-quotes as single arguments - char* str = buf; - while (*str) - { - while (*str && *str <= ' ') str++; // skip whitespace - if (*str == '"') - { - str++; - command[count++] = str; - while (*str && *str != '"') str++; - } - else if (*str) - { - command[count++] = str; - while (*str && *str > ' ') str++; - } - if (*str) *str++ = '\0'; - } - - wxTheApp->argv = new char*[argc+1]; - wxTheApp->argv[count] = NULL; /* argv[] is NULL terminated list! */ - wxTheApp->argc = count; - - for (i = 0; i < count; i++) - { - wxTheApp->argv[i] = copystring(command[i]); - } - delete[] buf; + strcpy(name, wxFileNameFromPath(name)); + wxStripExtension(name); + wxTheApp->SetAppName(name); + + // Break up string + // Treat strings enclosed in double-quotes as single arguments + int i = 0; + int len = cmdLine.Length(); + while (i < len) + { + // Skip whitespace + while ((i < len) && isspace(cmdLine.GetChar(i))) + i ++; + + if (i < len) + { + if (cmdLine.GetChar(i) == '"') // We found the start of a string + { + i ++; + int first = i; + while ((i < len) && (cmdLine.GetChar(i) != '"')) + i ++; + + wxString arg(cmdLine.Mid(first, (i - first))); + + args.Add(arg); + count ++; + + if (i < len) + i ++; // Skip past 2nd quote + } + else // Unquoted argument + { + int first = i; + while ((i < len) && !isspace(cmdLine.GetChar(i))) + i ++; + + wxString arg(cmdLine.Mid(first, (i - first))); + + args.Add(arg); + count ++; + } + } + } + + wxTheApp->argv = new char*[count + 1]; + for (i = 0; i < count; i++) + { + wxString arg(args[i]); + wxTheApp->argv[i] = copystring((const char*)arg); + } + wxTheApp->argv[count] = NULL; // argv[] is a NULL-terminated list + wxTheApp->argc = count; } //// Cleans up any wxWindows internal structures left lying around @@ -415,7 +425,7 @@ void wxApp::CleanUp() //// COMMON CLEANUP wxModule::CleanUpModules(); -#if USE_WX_RESOURCES +#if wxUSE_WX_RESOURCES wxCleanUpResourceSystem(); // wxDefaultResourceTable->ClearTable(); @@ -436,12 +446,6 @@ void wxApp::CleanUp() delete wxTheColourDatabase; wxTheColourDatabase = NULL; -#if USE_POSTSCRIPT - wxInitializePrintSetupData(FALSE); - delete wxThePrintPaperDatabase; - wxThePrintPaperDatabase = NULL; -#endif - wxBitmap::CleanUpHandlers(); delete[] wxBuffer; @@ -456,7 +460,7 @@ void wxApp::CleanUp() FreeLibrary(gs_hRichEdit); #endif -#if USE_PENWINDOWS +#if wxUSE_PENWINDOWS wxCleanUpPenWin(); #endif @@ -498,34 +502,36 @@ void wxApp::CleanUp() #if !defined(_WINDLL) || (defined(_WINDLL) && defined(WXMAKINGDLL)) //// Main wxWindows entry point - -int wxEntry(WXHINSTANCE hInstance, WXHINSTANCE WXUNUSED(hPrevInstance), char *lpCmdLine, - int nCmdShow, bool enterLoop) +int wxEntry(WXHINSTANCE hInstance, + WXHINSTANCE WXUNUSED(hPrevInstance), + char *lpCmdLine, + int nCmdShow, + bool enterLoop) { +#ifndef __WXDEBUG__ // take everything into a try-except block in release build + try { +#endif + wxhInstance = (HINSTANCE) hInstance; if (!wxApp::Initialize()) return 0; - // The app may have declared a global application object, but we recommend - // the IMPLEMENT_APP macro is used instead, which sets an initializer function - // for delayed, dynamic app object construction. + // create the application object or ensure that one already exists if (!wxTheApp) { - if (!wxApp::GetInitializerFunction()) - { - MessageBox(NULL, "No initializer - use IMPLEMENT_APP macro.", "wxWindows Error", MB_APPLMODAL | MB_ICONSTOP | MB_OK); - return 0; - } + // The app may have declared a global application object, but we recommend + // the IMPLEMENT_APP macro is used instead, which sets an initializer + // function for delayed, dynamic app object construction. + wxCHECK_MSG( wxApp::GetInitializerFunction(), 0, + "No initializer - use IMPLEMENT_APP macro." ); - wxTheApp = (* wxApp::GetInitializerFunction()) (); + wxTheApp = (*wxApp::GetInitializerFunction()) (); } - if (!wxTheApp) { - MessageBox(NULL, "You have to define an instance of wxApp!", "wxWindows Error", MB_APPLMODAL | MB_ICONSTOP | MB_OK); - return 0; - } + wxCHECK_MSG( wxTheApp, 0, "You have to define an instance of wxApp!" ); + // save the WinMain() parameters wxTheApp->ConvertToStandardCommandArgs(lpCmdLine); wxTheApp->m_nCmdShow = nCmdShow; @@ -533,46 +539,32 @@ int wxEntry(WXHINSTANCE hInstance, WXHINSTANCE WXUNUSED(hPrevInstance), char *lp // but this call is provided for compatibility across platforms. wxTheApp->OnInitGui() ; - if (!wxTheApp->OnInit()) - { - wxTheApp->DeletePendingObjects(); - wxTheApp->OnExit(); - wxApp::CleanUp(); - - delete wxTheApp; - wxTheApp = NULL; + int retValue = 0; - return 0; - } - - if (!enterLoop) - return 0; - - int retValue = 1; - -/* New behaviour - leave it to the app to show the top window - if (wxTheApp->GetTopWindow()) { - // show the toplevel frame, only if we are not iconized (from MS-Windows) - if(wxTheApp->GetShowFrameOnInit() && (nCmdShow!=SW_HIDE)) wxTheApp->GetTopWindow()->Show(TRUE); + if ( wxTheApp->OnInit() ) + { + if ( enterLoop ) + { + retValue = wxTheApp->OnRun(); + } } -*/ - - retValue = wxTheApp->OnRun(); + //else: app initialization failed, so we skipped OnRun() - if (wxTheApp->GetTopWindow()) + wxWindow *topWindow = wxTheApp->GetTopWindow(); + if ( topWindow ) { - // Forcibly delete the window. - if (wxTheApp->GetTopWindow()->IsKindOf(CLASSINFO(wxFrame)) || - wxTheApp->GetTopWindow()->IsKindOf(CLASSINFO(wxDialog))) - { - wxTheApp->GetTopWindow()->Close(TRUE); - wxTheApp->DeletePendingObjects(); - } - else - { - delete wxTheApp->GetTopWindow(); - wxTheApp->SetTopWindow(NULL); - } + // Forcibly delete the window. + if ( topWindow->IsKindOf(CLASSINFO(wxFrame)) || + topWindow->IsKindOf(CLASSINFO(wxDialog)) ) + { + topWindow->Close(TRUE); + wxTheApp->DeletePendingObjects(); + } + else + { + delete topWindow; + wxTheApp->SetTopWindow(NULL); + } } wxTheApp->OnExit(); @@ -581,21 +573,32 @@ int wxEntry(WXHINSTANCE hInstance, WXHINSTANCE WXUNUSED(hPrevInstance), char *lp delete wxTheApp; wxTheApp = NULL; -#if (WXDEBUG && USE_MEMORY_TRACING) || USE_DEBUG_CONTEXT +#if (WXDEBUG && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT // At this point we want to check if there are any memory // blocks that aren't part of the wxDebugContext itself, // as a special case. Then when dumping we need to ignore // wxDebugContext, too. if (wxDebugContext::CountObjectsLeft() > 0) { - wxTrace("There were memory leaks.\n"); - wxDebugContext::Dump(); - wxDebugContext::PrintStatistics(); + wxTrace("There were memory leaks.\n"); + wxDebugContext::Dump(); + wxDebugContext::PrintStatistics(); } wxDebugContext::SetStream(NULL, NULL); #endif return retValue; +#ifndef __WXDEBUG__ // catch exceptions only in release build + } + except ( EXCEPTION_EXECUTE_HANDLER ) { + /* + if ( wxTheApp ) + wxTheApp->OnFatalException(); + */ + + ::ExitProcess(3); // the same exit code as abort() + } +#endif //debug } #else /* _WINDLL */ @@ -613,13 +616,13 @@ int wxEntry(WXHINSTANCE hInstance) if (!wxTheApp) { - if (!wxApp::GetInitializerFunction()) - { - MessageBox(NULL, "No initializer - use IMPLEMENT_APP macro.", "wxWindows Error", MB_APPLMODAL | MB_ICONSTOP | MB_OK); - return 0; - } + if (!wxApp::GetInitializerFunction()) + { + MessageBox(NULL, "No initializer - use IMPLEMENT_APP macro.", "wxWindows Error", MB_APPLMODAL | MB_ICONSTOP | MB_OK); + return 0; + } - wxTheApp = (* wxApp::GetInitializerFunction()) (); + wxTheApp = (* wxApp::GetInitializerFunction()) (); } if (!wxTheApp) { @@ -672,7 +675,7 @@ wxApp::~wxApp() { delete[] argv[i]; } - delete argv; + delete[] argv; } bool wxApp::Initialized() @@ -832,40 +835,40 @@ void wxApp::OnIdle(wxIdleEvent& event) bool wxApp::SendIdleEvents() { bool needMore = FALSE; - wxNode* node = wxTopLevelWindows.First(); - while (node) - { - wxWindow* win = (wxWindow*) node->Data(); - if (SendIdleEvents(win)) + wxNode* node = wxTopLevelWindows.First(); + while (node) + { + wxWindow* win = (wxWindow*) node->Data(); + if (SendIdleEvents(win)) needMore = TRUE; - node = node->Next(); - } + node = node->Next(); + } return needMore; } // Send idle event to window and all subwindows bool wxApp::SendIdleEvents(wxWindow* win) { - bool needMore = FALSE; + bool needMore = FALSE; - wxIdleEvent event; - event.SetEventObject(win); - win->ProcessEvent(event); + wxIdleEvent event; + event.SetEventObject(win); + win->ProcessEvent(event); - if (event.MoreRequested()) - needMore = TRUE; + if (event.MoreRequested()) + needMore = TRUE; - wxNode* node = win->GetChildren()->First(); - while (node) - { - wxWindow* win = (wxWindow*) node->Data(); - if (SendIdleEvents(win)) - needMore = TRUE; + wxNode* node = win->GetChildren()->First(); + while (node) + { + wxWindow* win = (wxWindow*) node->Data(); + if (SendIdleEvents(win)) + needMore = TRUE; - node = node->Next(); - } - return needMore ; + node = node->Next(); + } + return needMore ; } void wxApp::DeletePendingObjects() @@ -886,6 +889,23 @@ void wxApp::DeletePendingObjects() } } +void wxApp::OnEndSession(wxCloseEvent& event) +{ + if (GetTopWindow()) + GetTopWindow()->Close(TRUE); +} + +// Default behaviour: close the application with prompts. The +// user can veto the close, and therefore the end session. +void wxApp::OnQueryEndSession(wxCloseEvent& event) +{ + if (GetTopWindow()) + { + if (!GetTopWindow()->Close(!event.CanVeto())) + event.Veto(TRUE); + } +} + wxLog* wxApp::CreateLogTarget() { return new wxLogGui; @@ -915,30 +935,30 @@ int wxApp::GetComCtl32Version() const if (! theProc) { // not found, must be 4.00 - version = 400; + version = 400; } else { - // The following symbol are unique to 4.71 - // DllInstall - // FlatSB_EnableScrollBar FlatSB_GetScrollInfo FlatSB_GetScrollPos - // FlatSB_GetScrollProp FlatSB_GetScrollRange FlatSB_SetScrollInfo - // FlatSB_SetScrollPos FlatSB_SetScrollProp FlatSB_SetScrollRange - // FlatSB_ShowScrollBar - // _DrawIndirectImageList _DuplicateImageList - // InitializeFlatSB - // UninitializeFlatSB - // we could check for any of these - I chose DllInstall - FARPROC theProc = ::GetProcAddress(theModule, "DllInstall"); - if (! theProc) - { - // not found, must be 4.70 - version = 470; - } - else - { // found, must be 4.71 - version = 471; - } + // The following symbol are unique to 4.71 + // DllInstall + // FlatSB_EnableScrollBar FlatSB_GetScrollInfo FlatSB_GetScrollPos + // FlatSB_GetScrollProp FlatSB_GetScrollRange FlatSB_SetScrollInfo + // FlatSB_SetScrollPos FlatSB_SetScrollProp FlatSB_SetScrollRange + // FlatSB_ShowScrollBar + // _DrawIndirectImageList _DuplicateImageList + // InitializeFlatSB + // UninitializeFlatSB + // we could check for any of these - I chose DllInstall + FARPROC theProc = ::GetProcAddress(theModule, "DllInstall"); + if (! theProc) + { + // not found, must be 4.70 + version = 470; + } + else + { // found, must be 4.71 + version = 471; + } } } return version; @@ -967,12 +987,11 @@ bool wxYield() HINSTANCE wxGetInstance() { - return wxhInstance; + return wxhInstance; } // For some reason, with MSVC++ 1.5, WinMain isn't linked in properly // if in a separate file. So include it here to ensure it's linked. #if (defined(_MSC_VER) && !defined(__WIN32__)) || defined(__GNUWIN32__) -#include "main.cpp" + #include "main.cpp" #endif -