Added wxWakeUpIdle() for MSW and empty stubs for Motif, OS2, and Mac

Pending events are now deleted after being processed


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4602 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/app.h

@@ -310,10 +310,8 @@ extern void WXDLLEXPORT wxExit();
 // Yield to other apps/messages
 extern bool WXDLLEXPORT wxYield();
 
-#ifdef __WXGTK__
 // Yield to other apps/messages
 extern void WXDLLEXPORT wxWakeUpIdle();
-#endif
 
 // Post a message to the given eventhandler which will be processed during the
 // next event loop iteration

src/common/event.cpp

@@ -609,15 +609,7 @@ void wxEvtHandler::AddPendingEvent(wxEvent& event)
 
     wxLEAVE_CRIT_SECT(wxPendingEventsLocker);
 
-    // TODO: Wake up idle handler for the other platforms.
-#ifdef __WXGTK__
     wxWakeUpIdle();
-#elif wxUSE_GUI // this works for wxMSW, but may be for others too?
-    // might also send a dummy message to the top level window, this would
-    // probably be cleaner?
-    wxIdleEvent eventIdle;
-    wxTheApp->OnIdle(eventIdle);
-#endif // platform
 }
 
 void wxEvtHandler::ProcessPendingEvents()
@@ -631,6 +623,7 @@ void wxEvtHandler::ProcessPendingEvents()
     {
         event = (wxEvent *)node->Data();
         ProcessEvent(*event);
+        delete event;
         delete node;
         node = m_pendingEvents->First();
     }

src/mac/app.cpp

@@ -656,6 +656,12 @@ 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()
 {

src/mac/carbon/app.cpp

@@ -656,6 +656,12 @@ 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()
 {

src/motif/app.cpp

@@ -483,6 +483,13 @@ 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()
 {

src/msw/app.cpp

@@ -1168,6 +1168,24 @@ bool wxYield()
     return TRUE;
 }
 
+//-----------------------------------------------------------------------------
+// wxWakeUpIdle
+//-----------------------------------------------------------------------------
+
+void wxWakeUpIdle()
+{
+    // Send the top window a dummy message so idle handler processing will
+    // start up again.  Doing it this way ensures that the idle handler
+    // wakes up in the right thread.
+    wxWindow *topWindow = wxTheApp->GetTopWindow();
+    if ( topWindow ) {
+        HWND hWnd = (HWND)topWindow->GetHWND();
+        ::PostMessage(hWnd, WM_NULL, 0, 0);
+    }
+}
+
+//-----------------------------------------------------------------------------
+
 wxIcon
 wxApp::GetStdIcon(int which) const
 {

src/os2/app.cpp

@@ -767,6 +767,12 @@ void wxApp::OnIdle(
     sbInOnIdle = 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()
 {