fix for bug 1371386, with some minor mods and cleanup

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

diff --git a/src/common/event.cpp b/src/common/event.cpp
index bda30d84510754958519eab6163ebad8adea2c6c..8b74ef2a817b5f275b1561070a5894c5a18df4d1 100644 (file)
--- a/src/common/event.cpp
+++ b/src/common/event.cpp
@@ -17,17 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) && !defined(__EMX__)
-// Some older compilers (such as EMX) cannot handle
-// #pragma interface/implementation correctly, iff
-// #pragma implementation is used in _two_ translation
-// units (as created by e.g. event.cpp compiled for
-// libwx_base and event.cpp compiled for libwx_gui_core).
-// So we must not use those pragmas for those compilers in
-// such files.
-    #pragma implementation "event.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -245,7 +234,7 @@ DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEUP)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEDOWN)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEDOWN)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE)

-DEFINE_EVENT_TYPE(wxEVT_SCROLL_ENDSCROLL)
+DEFINE_EVENT_TYPE(wxEVT_SCROLL_CHANGED)

 
 // Scroll events from wxWindow
 DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP)
 
 // Scroll events from wxWindow
 DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP)


@@ -265,6 +254,7 @@ DEFINE_EVENT_TYPE(wxEVT_MOVING)
 DEFINE_EVENT_TYPE(wxEVT_CLOSE_WINDOW)
 DEFINE_EVENT_TYPE(wxEVT_END_SESSION)
 DEFINE_EVENT_TYPE(wxEVT_QUERY_END_SESSION)
 DEFINE_EVENT_TYPE(wxEVT_CLOSE_WINDOW)
 DEFINE_EVENT_TYPE(wxEVT_END_SESSION)
 DEFINE_EVENT_TYPE(wxEVT_QUERY_END_SESSION)

+DEFINE_EVENT_TYPE(wxEVT_HIBERNATE)

 DEFINE_EVENT_TYPE(wxEVT_ACTIVATE_APP)
 DEFINE_EVENT_TYPE(wxEVT_POWER)
 DEFINE_EVENT_TYPE(wxEVT_ACTIVATE)
 DEFINE_EVENT_TYPE(wxEVT_ACTIVATE_APP)
 DEFINE_EVENT_TYPE(wxEVT_POWER)
 DEFINE_EVENT_TYPE(wxEVT_ACTIVATE)


@@ -1033,6 +1023,8 @@ wxEvtHandler::~wxEvtHandler()
         delete m_dynamicEvents;
     };
 
         delete m_dynamicEvents;
     };
 

+    if (m_pendingEvents)
+        m_pendingEvents->DeleteContents(true);

     delete m_pendingEvents;
 
 #if wxUSE_THREADS
     delete m_pendingEvents;
 
 #if wxUSE_THREADS


@@ -1043,8 +1035,10 @@ wxEvtHandler::~wxEvtHandler()
     // Remove us from wxPendingEvents if necessary.
     if(wxPendingEventsLocker)
         wxENTER_CRIT_SECT(*wxPendingEventsLocker);
     // Remove us from wxPendingEvents if necessary.
     if(wxPendingEventsLocker)
         wxENTER_CRIT_SECT(*wxPendingEventsLocker);

-    if ( wxPendingEvents ) {
-        wxPendingEvents->DeleteObject(this);
+    if ( wxPendingEvents )
+    {
+        // Delete all occurences of this from the list of pending events
+        while (wxPendingEvents->DeleteObject(this)) { } // Do nothing

     }
     if(wxPendingEventsLocker)
         wxLEAVE_CRIT_SECT(*wxPendingEventsLocker);
     }
     if(wxPendingEventsLocker)
         wxLEAVE_CRIT_SECT(*wxPendingEventsLocker);


@@ -1074,7 +1068,7 @@ void wxEvtHandler::ClearEventLocker()
     delete m_eventsLocker;
     m_eventsLocker = NULL;
 #endif
     delete m_eventsLocker;
     m_eventsLocker = NULL;
 #endif

-};
+}

 
 #endif // wxUSE_THREADS
 
 
 #endif // wxUSE_THREADS
 


@@ -1109,7 +1103,7 @@ void wxEvtHandler::AddPendingEvent(wxEvent& event)
 
     wxLEAVE_CRIT_SECT(*wxPendingEventsLocker);
 
 
     wxLEAVE_CRIT_SECT(*wxPendingEventsLocker);
 

-    // 3) Inform the system that new pending events are somwehere,
+    // 3) Inform the system that new pending events are somewhere,

     //    and that these should be processed in idle time.
     wxWakeUpIdle();
 }
     //    and that these should be processed in idle time.
     wxWakeUpIdle();
 }


@@ -1134,6 +1128,9 @@ void wxEvtHandler::ProcessPendingEvents()
     {
         wxEvent *event = (wxEvent *)node->GetData();
 
     {
         wxEvent *event = (wxEvent *)node->GetData();
 

+        // It's importan we remove event from list before processing it.
+        // Else a nested event loop, for example from a modal dialog, might
+        // process the same event again.

         m_pendingEvents->Erase(node);
 
         wxLEAVE_CRIT_SECT( Lock() );
         m_pendingEvents->Erase(node);
 
         wxLEAVE_CRIT_SECT( Lock() );


@@ -1367,7 +1364,7 @@ bool wxEvtHandler::SearchDynamicEventTable( wxEvent& event )
     }
 
     return false;
     }
 
     return false;

-};
+}

 
 void wxEvtHandler::DoSetClientObject( wxClientData *data )
 {
 
 void wxEvtHandler::DoSetClientObject( wxClientData *data )
 {