- wxActivateEvent event( wxEVT_ACTIVATE, TRUE, child->GetId() );
- event.SetEventObject( child);
- child->GetEventHandler()->ProcessEvent( event );
+ wxWindowList::compatibility_iterator node = client_window->GetChildren().GetFirst();
+ while ( node )
+ {
+ wxMDIChildFrame *child_frame = wxDynamicCast( node->GetData(), wxMDIChildFrame );
+
+ // child_frame can be NULL when this is called from dtor, probably
+ // because g_signal_connect (m_widget, "switch_page", (see below)
+ // isn't deleted early enough
+ if ( child_frame && child_frame->m_page == page )
+ {
+ child = child_frame;
+ break;
+ }
+ node = node->GetNext();
+ }
+
+ if (!child)
+ return;
+
+ wxActivateEvent event2( wxEVT_ACTIVATE, true, child->GetId() );
+ event2.SetEventObject( child);
+ child->GetEventHandler()->ProcessEvent( event2 );
+}