Use gdk_window_invalidate instead of gtk_widget_queue_draw as the latter doesn't...

[wxWidgets.git] / src / common / event.cpp

diff --git a/src/common/event.cpp b/src/common/event.cpp
index 7d98a3e6d0f8bff41f0da0ab31eef7929dd8de39..af8b2ac1b2038cf41c96e046f7cb407c0aa23d23 100644 (file)
--- a/src/common/event.cpp
+++ b/src/common/event.cpp
@@ -1129,7 +1129,11 @@ void wxEvtHandler::QueueEvent(wxEvent *event)
     {
         // we need an event loop which manages the list of event handlers with
         // pending events... cannot proceed without it!
-        wxLogDebug("No event loop is running!");
+        wxLogDebug("No event loop is running! Cannot queue this event!");
+
+        // anyway delete the given event to avoid memory leaks
+        delete event;
+
         return;
     }
 
@@ -1166,7 +1170,7 @@ void wxEvtHandler::ProcessPendingEvents()
     {
         // we need an event loop which manages the list of event handlers with
         // pending events... cannot proceed without it!
-        wxLogDebug("No event loop is running!");
+        wxLogDebug("No event loop is running! Cannot process pending events!");
         return;
     }
 
@@ -1275,15 +1279,8 @@ wxEvtHandler::ProcessEventIfMatchesId(const wxEventTableEntryBase& entry,
     return false;
 }
 
-bool wxEvtHandler::TryParent(wxEvent& event)
+bool wxEvtHandler::DoTryApp(wxEvent& event)
 {
-    if ( GetNextHandler() )
-    {
-        // the next handler will pass it to wxTheApp if it doesn't process it,
-        // so return from here to avoid doing it again
-        return GetNextHandler()->TryParent(event);
-    }
-
     if ( wxTheApp && (this != wxTheApp) )
     {
         // Special case: don't pass wxEVT_IDLE to wxApp, since it'll always
@@ -1299,6 +1296,27 @@ bool wxEvtHandler::TryParent(wxEvent& event)
     return false;
 }
 
+bool wxEvtHandler::TryBefore(wxEvent& event)
+{
+#ifdef WXWIN_COMPATIBILITY_2_8
+    // call the old virtual function to keep the code overriding it working
+    return TryValidator(event);
+#else
+    wxUnusedVar(event);
+    return false;
+#endif
+}
+
+bool wxEvtHandler::TryAfter(wxEvent& event)
+{
+#ifdef WXWIN_COMPATIBILITY_2_8
+    // as above, call the old virtual function for compatibility
+    return TryParent(event);
+#else
+    return DoTryApp(event);
+#endif
+}
+
 bool wxEvtHandler::ProcessEvent(wxEvent& event)
 {
     // allow the application to hook into event processing
@@ -1326,14 +1344,14 @@ bool wxEvtHandler::ProcessEvent(wxEvent& event)
         return true;
 
     // pass the event to the next handler, notice that we shouldn't call
-    // TryParent() even if it doesn't handle the event as the last handler in
+    // TryAfter() even if it doesn't handle the event as the last handler in
     // the chain will do it
     if ( GetNextHandler() )
         return GetNextHandler()->ProcessEvent(event);
 
     // propagate the event upwards the window chain and/or to the application
     // object if it wasn't processed at this level
-    return TryParent(event);
+    return TryAfter(event);
 }
 
 bool wxEvtHandler::ProcessEventHere(wxEvent& event)
@@ -1342,9 +1360,8 @@ bool wxEvtHandler::ProcessEventHere(wxEvent& event)
     if ( !GetEvtHandlerEnabled() )
         return false;
 
-    // If we have a validator, it has higher priority than our own event
-    // handlers
-    if ( TryValidator(event) )
+    // Try the hooks which should be called before our own handlers
+    if ( TryBefore(event) )
         return true;
 
     // Handle per-instance dynamic event tables first