make IsOk() virtual to allow it to be overridden in e.g. wxEnhMetaFile (replaces...

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

diff --git a/src/common/appbase.cpp b/src/common/appbase.cpp
index d2b8a4c3f309060d50a88baa6933249d392d14a0..209241a55b2a32d10922ebb23950decda3c5cca9 100644 (file)
--- a/src/common/appbase.cpp
+++ b/src/common/appbase.cpp
@@ -359,21 +359,21 @@ void wxAppConsoleBase::ProcessPendingEvents()
 
     if (wxPendingEvents)
     {
 
     if (wxPendingEvents)
     {

-        // iterate until the list becomes empty
+        // iterate until the list becomes empty: the handlers remove themselves
+        // from it when they don't have any more pending events

         wxList::compatibility_iterator node = wxPendingEvents->GetFirst();
         while (node)
         {
         wxList::compatibility_iterator node = wxPendingEvents->GetFirst();
         while (node)
         {

-            wxEvtHandler *handler = (wxEvtHandler *)node->GetData();
-            wxPendingEvents->Erase(node);
-

             // In ProcessPendingEvents(), new handlers might be add
             // and we can safely leave the critical section here.
             wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
 
             // In ProcessPendingEvents(), new handlers might be add
             // and we can safely leave the critical section here.
             wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
 

+            wxEvtHandler *handler = (wxEvtHandler *)node->GetData();

             handler->ProcessPendingEvents();
 
             wxENTER_CRIT_SECT( *wxPendingEventsLocker );
 
             handler->ProcessPendingEvents();
 
             wxENTER_CRIT_SECT( *wxPendingEventsLocker );
 

+            // restart as the iterators could have been invalidated

             node = wxPendingEvents->GetFirst();
         }
     }
             node = wxPendingEvents->GetFirst();
         }
     }