+// ----------------------------------------------------------------------------
+// event processing
+// ----------------------------------------------------------------------------
+
+bool wxWindowBase::TryValidator(wxEvent& wxVALIDATOR_PARAM(event))
+{
+#if wxUSE_VALIDATORS
+ // Can only use the validator of the window which
+ // is receiving the event
+ if ( event.GetEventObject() == this )
+ {
+ wxValidator *validator = GetValidator();
+ if ( validator && validator->ProcessEvent(event) )
+ {
+ return true;
+ }
+ }
+#endif // wxUSE_VALIDATORS
+
+ return false;
+}
+
+bool wxWindowBase::TryParent(wxEvent& event)
+{
+ // carry on up the parent-child hierarchy if the propgation count hasn't
+ // reached zero yet
+ if ( event.ShouldPropagate() )
+ {
+ // honour the requests to stop propagation at this window: this is
+ // used by the dialogs, for example, to prevent processing the events
+ // from the dialog controls in the parent frame which rarely, if ever,
+ // makes sense
+ if ( !(GetExtraStyle() & wxWS_EX_BLOCK_EVENTS) )
+ {
+ wxWindow *parent = GetParent();
+ if ( parent && !parent->IsBeingDeleted() )
+ {
+ wxPropagateOnce propagateOnce(event);
+
+ return parent->GetEventHandler()->ProcessEvent(event);
+ }
+ }
+ }
+
+ return wxEvtHandler::TryParent(event);
+}
+