X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8bedcdce08e1575b74250d2ebac4355a687ccf8d..0e32fdb872d413f14da8ce045766f0e2f13e202d:/src/motif/app.cpp diff --git a/src/motif/app.cpp b/src/motif/app.cpp index 2ccea798a9..fa1fd15f66 100644 --- a/src/motif/app.cpp +++ b/src/motif/app.cpp @@ -10,7 +10,12 @@ ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ -#pragma implementation "app.h" + #pragma implementation "app.h" +#endif + +#ifdef __VMS +#define XtParent XTPARENT +#define XtDisplay XTDISPLAY #endif #include "wx/frame.h" @@ -32,18 +37,24 @@ #include "wx/intl.h" #if wxUSE_THREADS -#include "wx/thread.h" + #include "wx/thread.h" #endif #if wxUSE_WX_RESOURCES #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" @@ -52,22 +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; @@ -77,10 +93,9 @@ bool wxApp::Initialize() wxClassInfo::InitializeClasses(); - // GL: I'm annoyed ... I don't know where to put this and I don't want to + // 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 @@ -261,7 +276,7 @@ int wxEntry( int argc, char *argv[] ) }; // Static member initialization -wxAppInitializerFunction wxApp::m_appInitFn = (wxAppInitializerFunction) NULL; +wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL; wxApp::wxApp() { @@ -272,9 +287,7 @@ wxApp::wxApp() m_appName = ""; argc = 0; argv = NULL; - m_printMode = wxPRINT_POSTSCRIPT; m_exitOnFrameDelete = TRUE; - m_auto3D = TRUE; m_mainColormap = (WXColormap) NULL; m_appContext = (WXAppContext) NULL; @@ -339,10 +352,51 @@ void wxApp::ProcessXEvent(WXEvent* _event) { XEvent* event = (XEvent*) _event; - if ((event->type == KeyPress) && CheckForAccelerator(_event)) + if (event->type == KeyPress) { - // Do nothing! We intercepted and processed the event as an accelerator. - return; +#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; + } +#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) { @@ -351,10 +405,10 @@ void wxApp::ProcessXEvent(WXEvent* _event) } 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. - */ + /* 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; @@ -428,13 +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(); @@ -450,6 +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() { @@ -509,39 +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 - -wxLog* wxApp::CreateLogTarget() -{ - return new wxLogGui; -} - -wxWindow* wxApp::GetTopWindow() const -{ - if (m_topWindow) - return m_topWindow; - else if (wxTopLevelWindows.GetCount() > 0) - return wxTopLevelWindows.GetFirst()->GetData(); - else - return NULL; -} - // Create an application context bool wxApp::OnInitGui() { @@ -564,6 +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) ; @@ -631,6 +671,56 @@ bool wxApp::CheckForAccelerator(WXEvent* event) return FALSE; } +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; + + // 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_DOWN); + wxTranslateKeyEvent(keyEvent, win, (Widget) 0, xEvent); + + 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; +} + void wxExit() { int retValue = 0; @@ -646,8 +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(); @@ -656,6 +756,56 @@ 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" +#include "wx/generic/error.xpm" +#include "wx/generic/question.xpm" +#include "wx/generic/warning.xpm" + +wxIcon +wxApp::GetStdIcon(int which) const +{ + switch(which) + { + case wxICON_INFORMATION: + return wxIcon(info_xpm); + + case wxICON_QUESTION: + return wxIcon(question_xpm); + + case wxICON_EXCLAMATION: + return wxIcon(warning_xpm); + + default: + wxFAIL_MSG("requested non existent standard icon"); + // still fall through + + case wxICON_HAND: + return wxIcon(error_xpm); + } +} + +// ---------------------------------------------------------------------------- +// accessors for C modules +// ---------------------------------------------------------------------------- + +extern "C" XtAppContext wxGetAppContext() +{ + return (XtAppContext)wxTheApp->GetAppContext(); +}