+// Update a menu and all submenus recursively. source is the object that has
+// the update event handlers defined for it. If NULL, the menu or associated
+// window will be used.
+void wxMenu::UpdateUI(wxEvtHandler* source)
+{
+ if (!source && GetInvokingWindow())
+ source = GetInvokingWindow()->GetEventHandler();
+ if (!source)
+ source = GetEventHandler();
+ if (!source)
+ source = this;
+
+ wxNode* node = GetItems().First();
+ while (node)
+ {
+ wxMenuItem* item = (wxMenuItem*) node->Data();
+ if ( !item->IsSeparator() )
+ {
+ wxWindowID id = item->GetId();
+ wxUpdateUIEvent event(id);
+ event.SetEventObject( source );
+
+ if (source->ProcessEvent(event))
+ {
+ if (event.GetSetText())
+ SetLabel(id, event.GetText());
+ if (event.GetSetChecked())
+ Check(id, event.GetChecked());
+ if (event.GetSetEnabled())
+ Enable(id, event.GetEnabled());
+ }
+
+ if (item->GetSubMenu())
+ item->GetSubMenu()->UpdateUI(source);
+ }
+ node = node->Next();
+ }
+}