got rid of wxEvtHandler::m_isWindow, use virtual functions (overridden in wxWindow) instead

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@21418 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/event.h

@@ -2094,6 +2094,22 @@ private:
     static const wxEventTableEntry sm_eventTableEntries[];
 
 protected:
+    // hooks for wxWindow used by ProcessEvent()
+    // -----------------------------------------
+
+    // this one is called before trying our own event table to allow plugging
+    // in the validators
+#if wxUSE_VALIDATORS
+    virtual bool TryValidator(wxEvent& WXUNUSED(event)) { return false; }
+#endif // wxUSE_VALIDATORS
+
+    // this one is called after failing to find the event handle in our own
+    // table to give a chance to the other windows to process it
+    //
+    // base class implementation passes the event to wxTheApp
+    virtual bool TryParent(wxEvent& event);
+
+
     static const wxEventTable sm_eventTable;
 
     virtual const wxEventTable *GetEventTable() const;
@@ -2111,10 +2127,6 @@ protected:
 #  endif
 #endif
 
-    // optimization: instead of using costly IsKindOf() to decide whether we're
-    // a window (which is true in 99% of cases), use this flag
-    bool                m_isWindow;
-
     // Is event handler enabled?
     bool                m_enabled;