-\helpref{wxWindow::OnActivate}{wxwindowonactivate},\rtfsp
-%% GD: OnXXX functions are not documented
-%%\helpref{wxApp::OnActivate}{wxapponactivate},\rtfsp
-\helpref{Event handling overview}{eventhandlingoverview}
+\helpref{Event handling overview}{eventhandlingoverview},\rtfsp
+\helpref{wxApp::IsActive}{wxappisactive}