implement button support for pre-XP systems (or with themes disabled); using only...

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

diff --git a/src/common/event.cpp b/src/common/event.cpp
index ce2a0815261caa50d60075b8bca6ef45b74338a3..34ec269af161a4d5e5a2dfc76cd14efeb4896992 100644 (file)
--- a/src/common/event.cpp
+++ b/src/common/event.cpp
@@ -29,6 +29,7 @@
 
 #ifndef WX_PRECOMP
     #include "wx/list.h"
 
 #ifndef WX_PRECOMP
     #include "wx/list.h"

+    #include "wx/log.h"

     #include "wx/app.h"
     #include "wx/utils.h"
     #include "wx/stopwatch.h"
     #include "wx/app.h"
     #include "wx/utils.h"
     #include "wx/stopwatch.h"


@@ -125,7 +126,7 @@ const wxEventTableEntry wxEvtHandler::sm_eventTableEntries[] =
 // the memory leaks when using it, however this breaks re-initializing the
 // library (i.e. repeated calls to wxInitialize/wxUninitialize) because the
 // event tables won't be rebuilt the next time, so disable this by default
 // the memory leaks when using it, however this breaks re-initializing the
 // library (i.e. repeated calls to wxInitialize/wxUninitialize) because the
 // event tables won't be rebuilt the next time, so disable this by default

-#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
+#if wxUSE_MEMORY_TRACING

 
 class wxEventTableEntryModule: public wxModule
 {
 
 class wxEventTableEntryModule: public wxModule
 {


@@ -139,22 +140,12 @@ public:
 
 IMPLEMENT_DYNAMIC_CLASS(wxEventTableEntryModule, wxModule)
 
 
 IMPLEMENT_DYNAMIC_CLASS(wxEventTableEntryModule, wxModule)
 

-#endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING
+#endif // wxUSE_MEMORY_TRACING

 
 // ----------------------------------------------------------------------------
 // global variables
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------
 // global variables
 // ----------------------------------------------------------------------------
 

-// List containing event handlers with pending events (each handler can occur
-// at most once here)
-wxList *wxHandlersWithPendingEvents = NULL;
-wxList *wxHandlersWithPendingDelayedEvents = NULL;
-
-#if wxUSE_THREADS
-    // protects wxHandlersWithPendingEvents list
-    wxCriticalSection *wxHandlersWithPendingEventsLocker = NULL;
-#endif
-

 // common event types are defined here, other event types are defined by the
 // components which use them
 
 // common event types are defined here, other event types are defined by the
 // components which use them
 


@@ -186,6 +177,8 @@ wxDEFINE_EVENT( wxEVT_COMMAND_TOOL_ENTER, wxCommandEvent );
 wxDEFINE_EVENT( wxEVT_COMMAND_SPINCTRL_UPDATED, wxCommandEvent );
 wxDEFINE_EVENT( wxEVT_COMMAND_SPINCTRLDOUBLE_UPDATED, wxCommandEvent );
 wxDEFINE_EVENT( wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, wxCommandEvent );
 wxDEFINE_EVENT( wxEVT_COMMAND_SPINCTRL_UPDATED, wxCommandEvent );
 wxDEFINE_EVENT( wxEVT_COMMAND_SPINCTRLDOUBLE_UPDATED, wxCommandEvent );
 wxDEFINE_EVENT( wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, wxCommandEvent );

+wxDEFINE_EVENT( wxEVT_COMMAND_COMBOBOX_DROPDOWN, wxCommandEvent);
+wxDEFINE_EVENT( wxEVT_COMMAND_COMBOBOX_CLOSEUP, wxCommandEvent);

 
 // Mouse event types
 wxDEFINE_EVENT( wxEVT_LEFT_DOWN, wxMouseEvent );
 
 // Mouse event types
 wxDEFINE_EVENT( wxEVT_LEFT_DOWN, wxMouseEvent );


@@ -411,10 +404,9 @@ wxEvent& wxEvent::operator=(const wxEvent& src)
 
 #if wxUSE_GUI
 
 
 #if wxUSE_GUI
 

-/*
- * Command events
- *
- */
+// ----------------------------------------------------------------------------
+// wxCommandEvent
+// ----------------------------------------------------------------------------

 
 #ifdef __VISUALC__
     // 'this' : used in base member initializer list (for m_commandString)
 
 #ifdef __VISUALC__
     // 'this' : used in base member initializer list (for m_commandString)


@@ -456,9 +448,9 @@ wxString wxCommandEvent::GetString() const
     }
 }
 
     }
 }
 

-/*
- * UI update events
- */
+// ----------------------------------------------------------------------------
+// wxUpdateUIEvent
+// ----------------------------------------------------------------------------

 
 #if wxUSE_LONGLONG
 wxLongLong wxUpdateUIEvent::sm_lastUpdate = 0;
 
 #if wxUSE_LONGLONG
 wxLongLong wxUpdateUIEvent::sm_lastUpdate = 0;


@@ -515,9 +507,9 @@ void wxUpdateUIEvent::ResetUpdateTime()
 #endif
 }
 
 #endif
 }
 

-/*
- * Scroll events
- */
+// ----------------------------------------------------------------------------
+// wxScrollEvent
+// ----------------------------------------------------------------------------

 
 wxScrollEvent::wxScrollEvent(wxEventType commandType,
                              int id,
 
 wxScrollEvent::wxScrollEvent(wxEventType commandType,
                              int id,


@@ -529,9 +521,9 @@ wxScrollEvent::wxScrollEvent(wxEventType commandType,
     m_commandInt = pos;
 }
 
     m_commandInt = pos;
 }
 

-/*
- * ScrollWin events
- */
+// ----------------------------------------------------------------------------
+// wxScrollWinEvent
+// ----------------------------------------------------------------------------

 
 wxScrollWinEvent::wxScrollWinEvent(wxEventType commandType,
                                    int pos,
 
 wxScrollWinEvent::wxScrollWinEvent(wxEventType commandType,
                                    int pos,


@@ -542,10 +534,9 @@ wxScrollWinEvent::wxScrollWinEvent(wxEventType commandType,
     m_commandInt = pos;
 }
 
     m_commandInt = pos;
 }
 

-/*
- * Mouse events
- *
- */
+// ----------------------------------------------------------------------------
+// wxMouseEvent
+// ----------------------------------------------------------------------------

 
 wxMouseEvent::wxMouseEvent(wxEventType commandType)
 {
 
 wxMouseEvent::wxMouseEvent(wxEventType commandType)
 {


@@ -712,34 +703,6 @@ bool wxMouseEvent::Button(int but) const
     }
 }
 
     }
 }
 

-bool wxMouseEvent::ButtonIsDown(int but) const
-{
-    switch (but)
-    {
-        default:
-            wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonIsDown"));
-            // fall through
-
-        case wxMOUSE_BTN_ANY:
-            return LeftIsDown() || MiddleIsDown() || RightIsDown() || Aux1Down() || Aux2Down();
-
-        case wxMOUSE_BTN_LEFT:
-            return LeftIsDown();
-
-        case wxMOUSE_BTN_MIDDLE:
-            return MiddleIsDown();
-
-        case wxMOUSE_BTN_RIGHT:
-            return RightIsDown();
-
-        case wxMOUSE_BTN_AUX1:
-            return Aux1IsDown();
-
-        case wxMOUSE_BTN_AUX2:
-            return Aux2IsDown();
-    }
-}
-

 int wxMouseEvent::GetButton() const
 {
     for ( int i = 1; i < wxMOUSE_BTN_MAX; i++ )
 int wxMouseEvent::GetButton() const
 {
     for ( int i = 1; i < wxMOUSE_BTN_MAX; i++ )


@@ -760,17 +723,14 @@ wxPoint wxMouseEvent::GetLogicalPosition(const wxDC& dc) const
     return pt;
 }
 
     return pt;
 }
 

-
-/*
- * Keyboard event
- *
- */
+// ----------------------------------------------------------------------------
+// wxKeyEvent
+// ----------------------------------------------------------------------------

 
 wxKeyEvent::wxKeyEvent(wxEventType type)
 {
     m_eventType = type;
     m_keyCode = 0;
 
 wxKeyEvent::wxKeyEvent(wxEventType type)
 {
     m_eventType = type;
     m_keyCode = 0;

-    m_scanCode = 0;

 #if wxUSE_UNICODE
     m_uniChar = 0;
 #endif
 #if wxUSE_UNICODE
     m_uniChar = 0;
 #endif


@@ -784,8 +744,6 @@ wxKeyEvent::wxKeyEvent(const wxKeyEvent& evt)
     m_y = evt.m_y;
 
     m_keyCode = evt.m_keyCode;
     m_y = evt.m_y;
 
     m_keyCode = evt.m_keyCode;

-
-    m_scanCode = evt.m_scanCode;

     m_rawCode = evt.m_rawCode;
     m_rawFlags = evt.m_rawFlags;
 
     m_rawCode = evt.m_rawCode;
     m_rawFlags = evt.m_rawFlags;
 


@@ -794,18 +752,30 @@ wxKeyEvent::wxKeyEvent(const wxKeyEvent& evt)
 #endif
 }
 
 #endif
 }
 

+// ----------------------------------------------------------------------------
+// wxWindowCreateEvent
+// ----------------------------------------------------------------------------
+

 wxWindowCreateEvent::wxWindowCreateEvent(wxWindow *win)
 {
     SetEventType(wxEVT_CREATE);
     SetEventObject(win);
 }
 
 wxWindowCreateEvent::wxWindowCreateEvent(wxWindow *win)
 {
     SetEventType(wxEVT_CREATE);
     SetEventObject(win);
 }
 

+// ----------------------------------------------------------------------------
+// wxWindowDestroyEvent
+// ----------------------------------------------------------------------------
+

 wxWindowDestroyEvent::wxWindowDestroyEvent(wxWindow *win)
 {
     SetEventType(wxEVT_DESTROY);
     SetEventObject(win);
 }
 
 wxWindowDestroyEvent::wxWindowDestroyEvent(wxWindow *win)
 {
     SetEventType(wxEVT_DESTROY);
     SetEventObject(win);
 }
 

+// ----------------------------------------------------------------------------
+// wxChildFocusEvent
+// ----------------------------------------------------------------------------
+

 wxChildFocusEvent::wxChildFocusEvent(wxWindow *win)
                  : wxCommandEvent(wxEVT_CHILD_FOCUS)
 {
 wxChildFocusEvent::wxChildFocusEvent(wxWindow *win)
                  : wxCommandEvent(wxEVT_CHILD_FOCUS)
 {


@@ -880,7 +850,7 @@ void wxEventHashTable::Clear()
     m_size = 0;
 }
 
     m_size = 0;
 }
 

-#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
+#if wxUSE_MEMORY_TRACING

 
 // Clear all tables
 void wxEventHashTable::ClearAll()
 
 // Clear all tables
 void wxEventHashTable::ClearAll()


@@ -893,7 +863,7 @@ void wxEventHashTable::ClearAll()
     }
 }
 
     }
 }
 

-#endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING
+#endif // wxUSE_MEMORY_TRACING

 
 bool wxEventHashTable::HandleEvent(wxEvent &event, wxEvtHandler *self)
 {
 
 bool wxEventHashTable::HandleEvent(wxEvent &event, wxEvtHandler *self)
 {


@@ -1037,10 +1007,6 @@ void wxEventHashTable::GrowEventTypeTable()
 // wxEvtHandler
 // ----------------------------------------------------------------------------
 
 // wxEvtHandler
 // ----------------------------------------------------------------------------
 

-/*
- * Event handler
- */
-

 wxEvtHandler::wxEvtHandler()
 {
     m_nextHandler = NULL;
 wxEvtHandler::wxEvtHandler()
 {
     m_nextHandler = NULL;


@@ -1085,41 +1051,13 @@ wxEvtHandler::~wxEvtHandler()
             delete entry;
         }
         delete m_dynamicEvents;
             delete entry;
         }
         delete m_dynamicEvents;

-    };
-
-    if (m_pendingEvents)
-        m_pendingEvents->DeleteContents(true);
-    delete m_pendingEvents;
-
-    // Remove us from wxHandlersWithPendingEvents if necessary.
-    if ( wxHandlersWithPendingEvents )
-    {
-#if wxUSE_THREADS
-        if (wxHandlersWithPendingEventsLocker)
-            wxENTER_CRIT_SECT(*wxHandlersWithPendingEventsLocker);
-#endif
-
-        if ( wxHandlersWithPendingEvents->DeleteObject(this) )
-        {
-            // check that we were present only once in the list
-            wxASSERT_MSG( !wxHandlersWithPendingEvents->Find(this),
-                          "Handler occurs twice in wxHandlersWithPendingEvents list" );
-        }
-        //else: we weren't in this list at all, it's ok
+    }

 
 

-        if ( wxHandlersWithPendingDelayedEvents->DeleteObject(this) )
-        {
-            // check that we were present only once in the list
-            wxASSERT_MSG( !wxHandlersWithPendingDelayedEvents->Find(this),
-                          "Handler occurs twice in wxHandlersWithPendingDelayedEvents list" );
-        }
-        //else: we weren't in this list at all, it's ok
+    // Remove us from the list of the pending events if necessary.
+    if (wxTheApp)
+        wxTheApp->RemovePendingEventHandler(this);

 
 

-#if wxUSE_THREADS
-        if (wxHandlersWithPendingEventsLocker)
-            wxLEAVE_CRIT_SECT(*wxHandlersWithPendingEventsLocker);
-#endif
-    }
+    DeletePendingEvents();

 
     // we only delete object data, not untyped
     if ( m_clientDataType == wxClientData_Object )
 
     // we only delete object data, not untyped
     if ( m_clientDataType == wxClientData_Object )


@@ -1165,25 +1103,30 @@ void wxEvtHandler::QueueEvent(wxEvent *event)
 {
     wxCHECK_RET( event, "NULL event can't be posted" );
 
 {
     wxCHECK_RET( event, "NULL event can't be posted" );
 

+    if (!wxTheApp)
+    {
+        // we need an event loop which manages the list of event handlers with
+        // pending events... cannot proceed without it!
+        wxLogDebug("No application object! Cannot queue this event!");
+
+        // anyway delete the given event to avoid memory leaks
+        delete event;
+
+        return;
+    }
+

     // 1) Add this event to our list of pending events
     wxENTER_CRIT_SECT( m_pendingEventsLock );
 
     if ( !m_pendingEvents )
     // 1) Add this event to our list of pending events
     wxENTER_CRIT_SECT( m_pendingEventsLock );
 
     if ( !m_pendingEvents )

-      m_pendingEvents = new wxList;
+        m_pendingEvents = new wxList;

 
     m_pendingEvents->Append(event);
 
     // 2) Add this event handler to list of event handlers that
     //    have pending events.
 
 
     m_pendingEvents->Append(event);
 
     // 2) Add this event handler to list of event handlers that
     //    have pending events.
 

-    wxENTER_CRIT_SECT(*wxHandlersWithPendingEventsLocker);
-
-    if ( !wxHandlersWithPendingEvents )
-        wxHandlersWithPendingEvents = new wxList;
-    if ( !wxHandlersWithPendingEvents->Find(this) )
-        wxHandlersWithPendingEvents->Append(this);
-
-    wxLEAVE_CRIT_SECT(*wxHandlersWithPendingEventsLocker);
+    wxTheApp->AppendPendingEventHandler(this);

 
     // only release m_pendingEventsLock now because otherwise there is a race
     // condition as described in the ticket #9093: we could process the event
 
     // only release m_pendingEventsLock now because otherwise there is a race
     // condition as described in the ticket #9093: we could process the event


@@ -1198,8 +1141,23 @@ void wxEvtHandler::QueueEvent(wxEvent *event)
     wxWakeUpIdle();
 }
 
     wxWakeUpIdle();
 }
 

+void wxEvtHandler::DeletePendingEvents()
+{
+    if (m_pendingEvents)
+        m_pendingEvents->DeleteContents(true);
+    wxDELETE(m_pendingEvents);
+}
+

 void wxEvtHandler::ProcessPendingEvents()
 {
 void wxEvtHandler::ProcessPendingEvents()
 {

+    if (!wxTheApp)
+    {
+        // we need an event loop which manages the list of event handlers with
+        // pending events... cannot proceed without it!
+        wxLogDebug("No application object! Cannot process pending events!");
+        return;
+    }
+

     // we need to process only a single pending event in this call because
     // each call to ProcessEvent() could result in the destruction of this
     // same event handler (see the comment at the end of this function)
     // we need to process only a single pending event in this call because
     // each call to ProcessEvent() could result in the destruction of this
     // same event handler (see the comment at the end of this function)


@@ -1215,9 +1173,10 @@ void wxEvtHandler::ProcessPendingEvents()
     wxEvent* pEvent = static_cast<wxEvent *>(node->GetData());
 
     // find the first event which can be processed now:
     wxEvent* pEvent = static_cast<wxEvent *>(node->GetData());
 
     // find the first event which can be processed now:

-    if (wxTheApp && wxTheApp->IsYielding())
+    wxEventLoopBase* evtLoop = wxEventLoopBase::GetActive();
+    if (evtLoop && evtLoop->IsYielding())

     {
     {

-        while (node && pEvent && !wxTheApp->IsEventAllowedInsideYield(pEvent->GetEventCategory()))
+        while (node && pEvent && !evtLoop->IsEventAllowedInsideYield(pEvent->GetEventCategory()))

         {
             node = node->GetNext();
             pEvent = node ? static_cast<wxEvent *>(node->GetData()) : NULL;
         {
             node = node->GetNext();
             pEvent = node ? static_cast<wxEvent *>(node->GetData()) : NULL;


@@ -1226,19 +1185,11 @@ void wxEvtHandler::ProcessPendingEvents()
         if (!node)
         {
             // all our events are NOT processable now... signal this:
         if (!node)
         {
             // all our events are NOT processable now... signal this:

-#if wxUSE_THREADS
-            if (wxHandlersWithPendingEventsLocker)
-                wxENTER_CRIT_SECT(*wxHandlersWithPendingEventsLocker);
-#endif
-            // move us from the list of handlers with processable pending events
-            // to the list of handlers with pending events which needs to be processed later
-            wxHandlersWithPendingEvents->DeleteObject(this);
-            if ( !wxHandlersWithPendingDelayedEvents->Find(this) )
-                wxHandlersWithPendingDelayedEvents->Append(this);
-#if wxUSE_THREADS
-            if (wxHandlersWithPendingEventsLocker)
-                wxLEAVE_CRIT_SECT(*wxHandlersWithPendingEventsLocker);
-#endif
+            wxTheApp->DelayPendingEventHandler(this);
+
+            // see the comment at the beginning of evtloop.h header for the
+            // logic behind YieldFor() and behind DelayPendingEventHandler()
+

             wxLEAVE_CRIT_SECT( m_pendingEventsLock );
 
             return;
             wxLEAVE_CRIT_SECT( m_pendingEventsLock );
 
             return;


@@ -1252,19 +1203,11 @@ void wxEvtHandler::ProcessPendingEvents()
     // same event again.
     m_pendingEvents->Erase(node);
 
     // same event again.
     m_pendingEvents->Erase(node);
 

-    // if there are no more pending events left, we don't need to stay in this
-    // list

     if ( m_pendingEvents->IsEmpty() )
     {
     if ( m_pendingEvents->IsEmpty() )
     {

-#if wxUSE_THREADS
-        if (wxHandlersWithPendingEventsLocker)
-            wxENTER_CRIT_SECT(*wxHandlersWithPendingEventsLocker);
-#endif
-        wxHandlersWithPendingEvents->DeleteObject(this);
-#if wxUSE_THREADS
-        if (wxHandlersWithPendingEventsLocker)
-            wxLEAVE_CRIT_SECT(*wxHandlersWithPendingEventsLocker);
-#endif
+        // if there are no more pending events left, we don't need to
+        // stay in this list
+        wxTheApp->RemovePendingEventHandler(this);

     }
 
     wxLEAVE_CRIT_SECT( m_pendingEventsLock );
     }
 
     wxLEAVE_CRIT_SECT( m_pendingEventsLock );


@@ -1276,13 +1219,10 @@ void wxEvtHandler::ProcessPendingEvents()
     // of this object any more
 }
 
     // of this object any more
 }
 

-/*
- * Event table stuff
- */
-/* static */ bool
-wxEvtHandler::ProcessEventIfMatchesId(const wxEventTableEntryBase& entry,
-                                      wxEvtHandler *handler,
-                                      wxEvent& event)
+/* static */
+bool wxEvtHandler::ProcessEventIfMatchesId(const wxEventTableEntryBase& entry,
+                                           wxEvtHandler *handler,
+                                           wxEvent& event)

 {
     int tableId1 = entry.m_id,
         tableId2 = entry.m_lastId;
 {
     int tableId1 = entry.m_id,
         tableId2 = entry.m_lastId;


@@ -1320,15 +1260,8 @@ wxEvtHandler::ProcessEventIfMatchesId(const wxEventTableEntryBase& entry,
     return false;
 }
 
     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
     if ( wxTheApp && (this != wxTheApp) )
     {
         // Special case: don't pass wxEVT_IDLE to wxApp, since it'll always


@@ -1344,6 +1277,27 @@ bool wxEvtHandler::TryParent(wxEvent& event)
     return false;
 }
 
     return false;
 }
 

+bool wxEvtHandler::TryBefore(wxEvent& event)
+{
+#if 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)
+{
+#if 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
 bool wxEvtHandler::ProcessEvent(wxEvent& event)
 {
     // allow the application to hook into event processing


@@ -1355,27 +1309,6 @@ bool wxEvtHandler::ProcessEvent(wxEvent& event)
     {
         if ( wxTheApp )
         {
     {
         if ( wxTheApp )
         {

-/*
-    CANNOT ENABLE: ProcessEvent() must always immediately process the event!
-
-            if (wxTheApp->IsYielding() &&
-                !wxTheApp->IsEventAllowedInsideYield(event.GetEventCategory()))
-            {
-                wxEvent* queuedEv = event.Clone();
-
-                // queue this event rather than processing it now
-                QueueEvent(queuedEv);
-                    // the wxWakeUpIdle call shouldn't probably be done
-                    // in this context (there's wxYield in the call stack)
-
-                return true;
-                    // it's not completely true that the event was processed;
-                    // but we cannot even say it was skipped or discarded...
-            }
-            //else: either we're not inside a wxYield() call or if we are,
-            //      we can process this event immediately.
-*/
-

             int rc = wxTheApp->FilterEvent(event);
             if ( rc != -1 )
             {
             int rc = wxTheApp->FilterEvent(event);
             if ( rc != -1 )
             {


@@ -1392,14 +1325,14 @@ bool wxEvtHandler::ProcessEvent(wxEvent& event)
         return true;
 
     // pass the event to the next handler, notice that we shouldn't call
         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
     // 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)
 }
 
 bool wxEvtHandler::ProcessEventHere(wxEvent& event)


@@ -1408,9 +1341,8 @@ bool wxEvtHandler::ProcessEventHere(wxEvent& event)
     if ( !GetEvtHandlerEnabled() )
         return false;
 
     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
         return true;
 
     // Handle per-instance dynamic event tables first


@@ -1436,9 +1368,15 @@ bool wxEvtHandler::SafelyProcessEvent(wxEvent& event)
     }
     catch ( ... )
     {
     }
     catch ( ... )
     {

-        wxEventLoopBase *loop = wxEventLoopBase::GetActive();
+        // notice that we do it in 2 steps to avoid warnings about possibly
+        // uninitialized loop variable from some versions of g++ which are not
+        // smart enough to figure out that GetActive() doesn't throw and so
+        // that loop will always be initialized
+        wxEventLoopBase *loop = NULL;

         try
         {
         try
         {

+            loop = wxEventLoopBase::GetActive();
+

             if ( !wxTheApp || !wxTheApp->OnExceptionInMainLoop() )
             {
                 if ( loop )
             if ( !wxTheApp || !wxTheApp->OnExceptionInMainLoop() )
             {
                 if ( loop )


@@ -1461,7 +1399,6 @@ bool wxEvtHandler::SafelyProcessEvent(wxEvent& event)
 #endif // wxUSE_EXCEPTIONS
 }
 
 #endif // wxUSE_EXCEPTIONS
 }
 

-

 bool wxEvtHandler::SearchEventTable(wxEventTable& table, wxEvent& event)
 {
     const wxEventType eventType = event.GetEventType();
 bool wxEvtHandler::SearchEventTable(wxEventTable& table, wxEvent& event)
 {
     const wxEventType eventType = event.GetEventType();


@@ -1478,11 +1415,11 @@ bool wxEvtHandler::SearchEventTable(wxEventTable& table, wxEvent& event)
     return false;
 }
 
     return false;
 }
 

-void wxEvtHandler::DoConnect(int id,
-                             int lastId,
-                             wxEventType eventType,
-                             wxEventFunctor *func,
-                             wxObject *userData)
+void wxEvtHandler::DoBind(int id,
+                          int lastId,
+                          wxEventType eventType,
+                          wxEventFunctor *func,
+                          wxObject *userData)

 {
     wxDynamicEventTableEntry *entry =
         new wxDynamicEventTableEntry(eventType, id, lastId, func, userData);
 {
     wxDynamicEventTableEntry *entry =
         new wxDynamicEventTableEntry(eventType, id, lastId, func, userData);


@@ -1506,11 +1443,11 @@ void wxEvtHandler::DoConnect(int id,
 }
 
 bool
 }
 
 bool

-wxEvtHandler::DoDisconnect(int id,
-                           int lastId,
-                           wxEventType eventType,
-                           const wxEventFunctor& func,
-                           wxObject *userData)
+wxEvtHandler::DoUnbind(int id,
+                       int lastId,
+                       wxEventType eventType,
+                       const wxEventFunctor& func,
+                       wxObject *userData)

 {
     if (!m_dynamicEvents)
         return false;
 {
     if (!m_dynamicEvents)
         return false;


@@ -1532,7 +1469,7 @@ wxEvtHandler::DoDisconnect(int id,
         if ((entry->m_id == id) &&
             ((entry->m_lastId == lastId) || (lastId == wxID_ANY)) &&
             ((entry->m_eventType == eventType) || (eventType == wxEVT_NULL)) &&
         if ((entry->m_id == id) &&
             ((entry->m_lastId == lastId) || (lastId == wxID_ANY)) &&
             ((entry->m_eventType == eventType) || (eventType == wxEVT_NULL)) &&

-            entry->m_fn->Matches(func) &&
+            entry->m_fn->IsMatching(func) &&

             ((entry->m_callbackUserData == userData) || !userData))
         {
             delete entry->m_callbackUserData;
             ((entry->m_callbackUserData == userData) || !userData))
         {
             delete entry->m_callbackUserData;