X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/193fe9890411e788f41648b95280d8979b378189..fa8dca8dd1ba0d6ee9b2c5919a3a944ecde68a50:/src/motif/app.cpp diff --git a/src/motif/app.cpp b/src/motif/app.cpp index 8845b9782f..fa1fd15f66 100644 --- a/src/motif/app.cpp +++ b/src/motif/app.cpp @@ -11,7 +11,11 @@ #ifdef __GNUG__ #pragma implementation "app.h" - #pragma implementation "appbase.h" +#endif + +#ifdef __VMS +#define XtParent XTPARENT +#define XtDisplay XTDISPLAY #endif #include "wx/frame.h" @@ -40,11 +44,17 @@ #include "wx/resource.h" #endif +#ifdef __VMS__ +#pragma message disable nosimpint +#endif #include #include #include #include #include +#ifdef __VMS__ +#pragma message enable nosimpint +#endif #include "wx/motif/private.h" @@ -53,22 +63,27 @@ extern char *wxBuffer; extern wxList wxPendingDelete; -#if wxUSE_THREADS -extern wxList *wxPendingEvents; -extern wxCriticalSection *wxPendingEventsLocker; -#endif // wxUSE_THREADS - wxApp *wxTheApp = NULL; wxHashTable *wxWidgetHashTable = NULL; -#if !USE_SHARED_LIBRARY IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) EVT_IDLE(wxApp::OnIdle) END_EVENT_TABLE() -#endif + +#ifdef __WXDEBUG__ + typedef int (*XErrorHandlerFunc)(Display *, XErrorEvent *); + + XErrorHandlerFunc gs_pfnXErrorHandler = 0; + + static int wxXErrorHandler(Display *dpy, XErrorEvent *xevent) + { + // just forward to the default handler for now + return gs_pfnXErrorHandler(dpy, xevent); + } +#endif // __WXDEBUG__ long wxApp::sm_lastMessageTime = 0; @@ -81,7 +96,6 @@ bool wxApp::Initialize() // GL: I'm annoyed ... I don't know where to put this and I don't want to // create a module for that as it's part of the core. #if wxUSE_THREADS - wxPendingEvents = new wxList(); wxPendingEventsLocker = new wxCriticalSection(); #endif @@ -340,28 +354,49 @@ void wxApp::ProcessXEvent(WXEvent* _event) if (event->type == KeyPress) { -#ifdef __WXDEBUG__ +#if 0 // def __WXDEBUG__ Widget widget = XtWindowToWidget(event->xany.display, event->xany.window); wxLogDebug("Got key press event for 0x%08x (parent = 0x%08x)", widget, XtParent(widget)); #endif // DEBUG - if (CheckForAccelerator(_event)) - { - // Do nothing! We intercepted and processed the event as an - // accelerator. - return; - } - else if (CheckForKeyDown(_event)) - { - // We intercepted and processed the key down event - return; - } - else - { - XtDispatchEvent(event); - return; - } + if (CheckForAccelerator(_event)) + { + // Do nothing! We intercepted and processed the event as an + // accelerator. + return; + } +#if 1 + // It seemed before that this hack was redundant and + // key down events were being generated by wxCanvasInputEvent. + // But no longer - why ??? + // + else if (CheckForKeyDown(_event)) + { + // We intercepted and processed the key down event + return; + } +#endif + else + { + XtDispatchEvent(event); + return; + } + } + else if (event->type == KeyRelease) + { + // TODO: work out why we still need this ! -michael + // + if (CheckForKeyUp(_event)) + { + // We intercepted and processed the key up event + return; + } + else + { + XtDispatchEvent(event); + return; + } } else if (event->type == PropertyNotify) { @@ -447,13 +482,20 @@ void wxApp::OnIdle(wxIdleEvent& event) inOnIdle = TRUE; - // 'Garbage' collection of windows deleted with Close(). - DeletePendingObjects(); + // If there are pending events, we must process them: pending events + // are either events to the threads other than main or events posted + // with wxPostEvent() functions + // GRG: I have moved this here so that all pending events are processed + // before starting to delete any objects. This behaves better (in + // particular, wrt wxPostEvent) and is coherent with wxGTK's current + // behaviour. Also removed the '#if wxUSE_THREADS' around it. + // Changed Mar/2000 before 2.1.14 -#if wxUSE_THREADS // Flush pending events. ProcessPendingEvents(); -#endif + + // 'Garbage' collection of windows deleted with Close(). + DeletePendingObjects(); // flush the logged messages if any wxLog *pLog = wxLog::GetActiveTarget(); @@ -469,6 +511,13 @@ void wxApp::OnIdle(wxIdleEvent& event) inOnIdle = FALSE; } +void wxWakeUpIdle() +{ + // **** please implement me! **** + // Wake up the idle handler processor, even if it is in another thread... +} + + // Send idle event to all top-level windows bool wxApp::SendIdleEvents() { @@ -528,24 +577,6 @@ void wxApp::DeletePendingObjects() } } -#if wxUSE_THREADS -void wxApp::ProcessPendingEvents() -{ - wxNode *node = wxPendingEvents->First(); - wxCriticalSectionLocker locker(*wxPendingEventsLocker); - - while (node) - { - wxEvtHandler *handler = (wxEvtHandler *)node->Data(); - - handler->ProcessPendingEvents(); - - delete node; - node = wxPendingEvents->First(); - } -} -#endif // wxUSE_THREADS - // Create an application context bool wxApp::OnInitGui() { @@ -568,6 +599,11 @@ bool wxApp::OnInitGui() } m_initialDisplay = (WXDisplay*) dpy; +#ifdef __WXDEBUG__ + // install the X error handler + gs_pfnXErrorHandler = XSetErrorHandler(wxXErrorHandler); +#endif // __WXDEBUG__ + wxTheApp->m_topLevelWidget = (WXWidget) XtAppCreateShell((String)NULL, (const char*) wxTheApp->GetClassName(), applicationShellWidgetClass,dpy, NULL,0) ; @@ -640,21 +676,46 @@ bool wxApp::CheckForKeyDown(WXEvent* event) XEvent* xEvent = (XEvent*) event; if (xEvent->xany.type == KeyPress) { - Widget widget = XtWindowToWidget((Display*) wxGetDisplay(), - xEvent->xany.window); - wxWindow* win = NULL; + 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); + // Find the first wxWindow that corresponds to this event window + while (widget && !(win = wxGetWindowFromTable(widget))) + widget = XtParent(widget); - if (!widget || !win) - return FALSE; + if (!widget || !win) + return FALSE; - wxKeyEvent keyEvent(wxEVT_KEY_DOWN); - wxTranslateKeyEvent(keyEvent, win, (Widget) 0, xEvent); + wxKeyEvent keyEvent(wxEVT_KEY_DOWN); + wxTranslateKeyEvent(keyEvent, win, (Widget) 0, xEvent); - return win->ProcessEvent( keyEvent ); + return win->ProcessEvent( keyEvent ); + } + + return FALSE; +} + +bool wxApp::CheckForKeyUp(WXEvent* event) +{ + XEvent* xEvent = (XEvent*) event; + if (xEvent->xany.type == KeyRelease) + { + 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_KEY_UP); + wxTranslateKeyEvent(keyEvent, win, (Widget) 0, xEvent); + + return win->ProcessEvent( keyEvent ); } return FALSE; @@ -675,8 +736,18 @@ void wxExit() } // Yield to other processes + +static bool gs_inYield = FALSE; + bool wxYield() { +#ifdef __WXDEBUG__ + if (gs_inYield) + wxFAIL_MSG( wxT("wxYield called recursively" ) ); +#endif + + gs_inYield = TRUE; + while (wxTheApp && wxTheApp->Pending()) wxTheApp->Dispatch(); @@ -685,9 +756,21 @@ bool wxYield() XtAppProcessEvent((XtAppContext) wxTheApp->GetAppContext(), XtIMAll); #endif + gs_inYield = FALSE; + return TRUE; } +// Yield to incoming messages; but fail silently if recursion is detected. +bool wxYieldIfNeeded() +{ + if (gs_inYield) + return FALSE; + + return wxYield(); +} + + // TODO use XmGetPixmap (?) to get the really standard icons! #include "wx/generic/info.xpm" @@ -717,3 +800,12 @@ wxApp::GetStdIcon(int which) const return wxIcon(error_xpm); } } + +// ---------------------------------------------------------------------------- +// accessors for C modules +// ---------------------------------------------------------------------------- + +extern "C" XtAppContext wxGetAppContext() +{ + return (XtAppContext)wxTheApp->GetAppContext(); +}