X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4b5f3fe655deeb91d5d3abe8fad30c4a1cae63dc..cfad3750c3ecc821ffae8b9b3de852551270846d:/src/motif/app.cpp?ds=sidebyside diff --git a/src/motif/app.cpp b/src/motif/app.cpp index 0c10b96db0..2c179d7a2d 100644 --- a/src/motif/app.cpp +++ b/src/motif/app.cpp @@ -29,6 +29,10 @@ #include "wx/module.h" #include "wx/memory.h" +#if wxUSE_THREADS +#include "wx/thread.h" +#endif + #if wxUSE_WX_RESOURCES #include "wx/resource.h" #endif @@ -53,7 +57,7 @@ wxHashTable *wxWidgetHashTable = NULL; #if !USE_SHARED_LIBRARY IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) - EVT_IDLE(wxApp::OnIdle) +EVT_IDLE(wxApp::OnIdle) END_EVENT_TABLE() #endif @@ -66,43 +70,35 @@ bool wxApp::Initialize() #else wxBuffer = new char[BUFSIZ + 512]; #endif - -#if (WXDEBUG && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT - - streambuf* sBuf = new wxDebugStreamBuf; - ostream* oStr = new ostream(sBuf) ; - wxDebugContext::SetStream(oStr, sBuf); - -#endif - + wxClassInfo::InitializeClasses(); - + wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING); wxTheColourDatabase->Initialize(); - + wxInitializeStockLists(); wxInitializeStockObjects(); - + #if wxUSE_WX_RESOURCES wxInitializeResourceSystem(); #endif - - // For PostScript printing + + // For PostScript printing #if wxUSE_POSTSCRIPT -/* Done using wxModule now + /* Done using wxModule now wxInitializePrintSetupData(); wxThePrintPaperDatabase = new wxPrintPaperDatabase; wxThePrintPaperDatabase->CreateDatabase(); -*/ + */ #endif - + wxBitmap::InitStandardHandlers(); - + wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER); - + wxModule::RegisterModules(); - wxASSERT( wxModule::InitializeModules() == TRUE ); - + if (!wxModule::InitializeModules()) return FALSE; + return TRUE; } @@ -110,47 +106,63 @@ void wxApp::CleanUp() { delete wxWidgetHashTable; wxWidgetHashTable = NULL; - + wxModule::CleanUpModules(); - + #if wxUSE_WX_RESOURCES wxCleanUpResourceSystem(); #endif - + wxDeleteStockObjects() ; - + // Destroy all GDI lists, etc. - + delete wxTheBrushList; wxTheBrushList = NULL; - + delete wxThePenList; wxThePenList = NULL; - + delete wxTheFontList; wxTheFontList = NULL; - + delete wxTheBitmapList; wxTheBitmapList = NULL; - + delete wxTheColourDatabase; wxTheColourDatabase = NULL; - + #if wxUSE_POSTSCRIPT -/* Done using wxModule now + /* Done using wxModule now wxInitializePrintSetupData(FALSE); delete wxThePrintPaperDatabase; wxThePrintPaperDatabase = NULL; -*/ + */ #endif - + wxBitmap::CleanUpHandlers(); - + delete[] wxBuffer; wxBuffer = NULL; - + wxClassInfo::CleanUpClasses(); - + + delete wxTheApp; + wxTheApp = NULL; + +#if (defined(__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(TRUE) > 0) + { + wxLogDebug("There were memory leaks.\n"); + wxDebugContext::Dump(); + wxDebugContext::PrintStatistics(); + } +#endif + // do it as the very last thing because everything else can log messages wxLog::DontCreateOnDemand(); // do it as the very last thing because everything else can log messages @@ -159,73 +171,75 @@ void wxApp::CleanUp() int wxEntry( int argc, char *argv[] ) { +#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT + // This seems to be necessary since there are 'rogue' + // objects present at this point (perhaps global objects?) + // Setting a checkpoint will ignore them as far as the + // memory checking facility is concerned. + // Of course you may argue that memory allocated in globals should be + // checked, but this is a reasonable compromise. + wxDebugContext::SetCheckpoint(); +#endif + if (!wxApp::Initialize()) - return FALSE; + return FALSE; + if (!wxTheApp) { - if (!wxApp::GetInitializerFunction()) - { - printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" ); - return 0; - }; - - wxTheApp = (wxApp*) (* wxApp::GetInitializerFunction()) (); + if (!wxApp::GetInitializerFunction()) + { + printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" ); + return 0; + }; + + wxTheApp = (wxApp*) (* wxApp::GetInitializerFunction()) (); }; - + if (!wxTheApp) { - printf( "wxWindows error: wxTheApp == NULL\n" ); - return 0; + printf( "wxWindows error: wxTheApp == NULL\n" ); + return 0; }; - + wxTheApp->SetClassName(wxFileNameFromPath(argv[0])); wxTheApp->SetAppName(wxFileNameFromPath(argv[0])); - + wxTheApp->argc = argc; wxTheApp->argv = argv; - + // GUI-specific initialization, such as creating an app context. wxTheApp->OnInitGui(); - + // Here frames insert themselves automatically // into wxTopLevelWindows by getting created // in OnInit(). - - if (!wxTheApp->OnInit()) return 0; - + int retValue = 0; - - if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun(); - + if (wxTheApp->OnInit()) + { + if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun(); + } + + // flush the logged messages if any + wxLog *pLog = wxLog::GetActiveTarget(); + if ( pLog != NULL && pLog->HasPendingMessages() ) + pLog->Flush(); + + delete wxLog::SetActiveTarget(new wxLogStderr); // So dialog boxes aren't used + // for further messages + if (wxTheApp->GetTopWindow()) { - delete wxTheApp->GetTopWindow(); - wxTheApp->SetTopWindow(NULL); + delete wxTheApp->GetTopWindow(); + wxTheApp->SetTopWindow(NULL); } - + wxTheApp->DeletePendingObjects(); - + wxTheApp->OnExit(); - + wxApp::CleanUp(); - - delete wxTheApp; - wxTheApp = NULL; - -#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(); - } - wxDebugContext::SetStream(NULL, NULL); -#endif - + return retValue; }; @@ -244,7 +258,7 @@ wxApp::wxApp() m_printMode = wxPRINT_POSTSCRIPT; m_exitOnFrameDelete = TRUE; m_auto3D = TRUE; - + m_mainColormap = (WXColormap) NULL; m_appContext = (WXAppContext) NULL; m_topLevelWidget = (WXWidget) NULL; @@ -255,60 +269,92 @@ wxApp::wxApp() bool wxApp::Initialized() { if (GetTopWindow()) - return TRUE; + return TRUE; else - return FALSE; + return FALSE; } int wxApp::MainLoop() { m_keepGoing = TRUE; - - /* + + /* * Sit around forever waiting to process X-events. Property Change * event are handled special, because they have to refer to * the root window rather than to a widget. therefore we can't * use an Xt-eventhandler. */ - + XSelectInput(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), - XDefaultRootWindow(XtDisplay((Widget) wxTheApp->GetTopLevelWidget())), - PropertyChangeMask); - + XDefaultRootWindow(XtDisplay((Widget) wxTheApp->GetTopLevelWidget())), + PropertyChangeMask); + XEvent event; - + // Use this flag to allow breaking the loop via wxApp::ExitMainLoop() while (m_keepGoing) { - XtAppNextEvent( (XtAppContext) wxTheApp->GetAppContext(), &event); - if(event.type == PropertyNotify) - { - HandlePropertyChange((WXEvent*) &event); - } else - { - // Terry Gitnick - 1/21/98 - /* if resize event, don't resize until the last resize event for this - window is recieved. Prevents flicker as windows are resized. */ - if (event.type == ResizeRequest) + XtAppNextEvent( (XtAppContext) wxTheApp->GetAppContext(), &event); + + ProcessXEvent((WXEvent*) & event); + + if (XtAppPending( (XtAppContext) wxTheApp->GetAppContext() ) == 0) { - Display *disp = XtDisplay((Widget) wxTheApp->GetTopLevelWidget()); - Window win = event.xany.window; - XEvent report; - - // to avoid flicker - report = event; - while( XCheckTypedWindowEvent (disp, win, ResizeRequest, &report)); + if (!ProcessIdle()) + { + // TODO: Robert, what's this for? +#if wxUSE_THREADS + wxMutexGuiLeave(); + usleep(20); + wxMutexGuiEnter(); +#endif + } } + + } + + return 0; +} + +// Processes an X event. +void wxApp::ProcessXEvent(WXEvent* _event) +{ + XEvent* event = (XEvent*) _event; + + if ((event->type == KeyPress) && CheckForAccelerator(_event)) + { + // Do nothing! We intercepted and processed the event as an accelerator. + return; + } + else if (event->type == PropertyNotify) + { + HandlePropertyChange(_event); + return; + } + else if (event->type == ResizeRequest) + { + /* Terry Gitnick - 1/21/98 + * If resize event, don't resize until the last resize event for this + * window is recieved. Prevents flicker as windows are resized. + */ + + Display *disp = XtDisplay((Widget) wxTheApp->GetTopLevelWidget()); + Window win = event->xany.window; + XEvent report; + + // to avoid flicker + report = * event; + while( XCheckTypedWindowEvent (disp, win, ResizeRequest, &report)); + // TODO: when implementing refresh optimization, we can use // XtAddExposureToRegion to expand the window's paint region. - - XtDispatchEvent(&event); - - ProcessIdle(); - } + + XtDispatchEvent(event); + } + else + { + XtDispatchEvent(event); } - - return 0; } // Returns TRUE if more time is needed. @@ -317,7 +363,7 @@ bool wxApp::ProcessIdle() wxIdleEvent event; event.SetEventObject(this); ProcessEvent(event); - + return event.MoreRequested(); } @@ -330,13 +376,20 @@ void wxApp::ExitMainLoop() bool wxApp::Pending() { XFlush(XtDisplay( (Widget) wxTheApp->GetTopLevelWidget() )); - return (XtAppPending( (XtAppContext) wxTheApp->GetAppContext() ) != 0) ; + + // Fix by Doug from STI, to prevent a stall if non-X event + // is found. + return ((XtAppPending( (XtAppContext) GetAppContext() ) & XtIMXEvent) != 0) ; } // Dispatch a message. void wxApp::Dispatch() { - XtAppProcessEvent( (XtAppContext) wxTheApp->GetAppContext(), XtIMAll); + // XtAppProcessEvent( (XtAppContext) wxTheApp->GetAppContext(), XtIMAll); + + XEvent event; + XtAppNextEvent((XtAppContext) GetAppContext(), &event); + ProcessXEvent((WXEvent*) & event); } // This should be redefined in a derived class for @@ -350,27 +403,27 @@ void wxApp::HandlePropertyChange(WXEvent *event) void wxApp::OnIdle(wxIdleEvent& event) { static bool inOnIdle = FALSE; - + // Avoid recursion (via ProcessEvent default case) if (inOnIdle) - return; - + return; + inOnIdle = TRUE; - + // 'Garbage' collection of windows deleted with Close(). DeletePendingObjects(); - + // flush the logged messages if any wxLog *pLog = wxLog::GetActiveTarget(); if ( pLog != NULL && pLog->HasPendingMessages() ) - pLog->Flush(); - + pLog->Flush(); + // Send OnIdle events to all windows bool needMore = SendIdleEvents(); - + if (needMore) - event.RequestMore(TRUE); - + event.RequestMore(TRUE); + inOnIdle = FALSE; } @@ -378,15 +431,15 @@ 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; } @@ -394,23 +447,23 @@ bool wxApp::SendIdleEvents() bool wxApp::SendIdleEvents(wxWindow* win) { bool needMore = FALSE; - - wxIdleEvent event; - event.SetEventObject(win); - win->ProcessEvent(event); - + + wxIdleEvent event; + event.SetEventObject(win); + win->ProcessEvent(event); + if (event.MoreRequested()) needMore = TRUE; - - wxNode* node = win->GetChildren()->First(); - while (node) - { - wxWindow* win = (wxWindow*) node->Data(); - if (SendIdleEvents(win)) + + wxNode* node = win->GetChildren().First(); + while (node) + { + wxWindow* win = (wxWindow*) node->Data(); + if (SendIdleEvents(win)) needMore = TRUE; - - node = node->Next(); - } + + node = node->Next(); + } return needMore ; } @@ -419,16 +472,16 @@ void wxApp::DeletePendingObjects() wxNode *node = wxPendingDelete.First(); while (node) { - wxObject *obj = (wxObject *)node->Data(); - - delete obj; - - if (wxPendingDelete.Member(obj)) - delete node; - - // Deleting one object may have deleted other pending - // objects, so start from beginning of list again. - node = wxPendingDelete.First(); + wxObject *obj = (wxObject *)node->Data(); + + delete obj; + + if (wxPendingDelete.Member(obj)) + delete node; + + // Deleting one object may have deleted other pending + // objects, so start from beginning of list again. + node = wxPendingDelete.First(); } } @@ -453,60 +506,95 @@ bool wxApp::OnInitGui() XtToolkitInitialize() ; wxTheApp->m_appContext = (WXAppContext) XtCreateApplicationContext() ; Display *dpy = XtOpenDisplay((XtAppContext) wxTheApp->m_appContext,(String)NULL,NULL, - (const char*) wxTheApp->GetClassName(), NULL, + (const char*) wxTheApp->GetClassName(), NULL, # if XtSpecificationRelease < 5 - 0,(Cardinal*) &argc,argv) ; + 0,(Cardinal*) &argc,argv) ; # else - 0,&argc,argv) ; + 0,&argc,argv) ; # endif if (!dpy) { - cerr << "wxWindows could not open display for " << wxTheApp->GetClassName() << ": exiting.\n"; - exit(-1); + cerr << "wxWindows could not open display for " << wxTheApp->GetClassName() << ": exiting.\n"; + exit(-1); } m_initialDisplay = (WXDisplay*) dpy; - + wxTheApp->m_topLevelWidget = (WXWidget) XtAppCreateShell((String)NULL, (const char*) wxTheApp->GetClassName(), - applicationShellWidgetClass,dpy, - NULL,0) ; - + applicationShellWidgetClass,dpy, + NULL,0) ; + // Add general resize proc XtActionsRec rec; rec.string = "resize"; rec.proc = (XtActionProc)wxWidgetResizeProc; XtAppAddActions((XtAppContext) wxTheApp->m_appContext, &rec, 1); - + GetMainColormap(dpy); m_maxRequestSize = XMaxRequestSize((Display*) dpy); - + return TRUE; } WXColormap wxApp::GetMainColormap(WXDisplay* display) { if (!display) /* Must be called first with non-NULL display */ - return m_mainColormap; - + return m_mainColormap; + Colormap c = - DefaultColormapOfScreen(XScreenOfDisplay((Display*) display, - DefaultScreen((Display*) display))); - + DefaultColormapOfScreen(XScreenOfDisplay((Display*) display, + DefaultScreen((Display*) display))); + if (!m_mainColormap) - m_mainColormap = (WXColormap) c; - + m_mainColormap = (WXColormap) c; + return (WXColormap) c; } +// Returns TRUE if an accelerator has been processed +bool wxApp::CheckForAccelerator(WXEvent* event) +{ + XEvent* xEvent = (XEvent*) event; + if (xEvent->xany.type == KeyPress) + { + // Find a wxWindow for this window + // TODO: should get display for the window, not the current display + Widget widget = XtWindowToWidget((Display*) wxGetDisplay(), xEvent->xany.window); + wxWindow* win = NULL; + + // Find the first wxWindow that corresponds to this event window + while (widget && !(win = wxGetWindowFromTable(widget))) + widget = XtParent(widget); + + if (!widget || !win) + return FALSE; + + wxKeyEvent keyEvent(wxEVT_CHAR); + wxTranslateKeyEvent(keyEvent, win, (Widget) 0, xEvent); + + // Now we have a wxKeyEvent and we have a wxWindow. + // Go up the hierarchy until we find a matching accelerator, + // or we get to the top. + while (win) + { + if (win->ProcessAccelerator(keyEvent)) + return TRUE; + win = win->GetParent(); + } + return FALSE; + } + return FALSE; +} + void wxExit() { int retValue = 0; if (wxTheApp) - retValue = wxTheApp->OnExit(); - + retValue = wxTheApp->OnExit(); + wxApp::CleanUp(); /* - * Exit in some platform-specific way. Not recommended that the app calls this: - * only for emergencies. - */ + * Exit in some platform-specific way. Not recommended that the app calls this: + * only for emergencies. + */ exit(retValue); } @@ -514,7 +602,7 @@ void wxExit() bool wxYield() { while (wxTheApp && wxTheApp->Pending()) - wxTheApp->Dispatch(); + wxTheApp->Dispatch(); return TRUE; }