Simon, Thanks for response. You get me a new way looking at this issue.
I used differnt solution. Hildon library has a special function of hildon_window_get_is_topmost() to address this very elegantly. Peter Simon Budig wrote: > Zhu, Peter J ([EMAIL PROTECTED]) wrote: >> I tried to use both gdk_window_is_visible and gtk_window_is_active to >> judge if GtkWindow is on top of hildon desktop or not. But >> unfortunately both fail to get correct result. > > Well, the result probably is correct, but does not describe the > visibility in your sense :) > > To track the effective visibility state connect a callback to the > visibility-notify-event signal. This gets invoked whenever the > visibility changes and you'll get a GdkVisibilityState, indicating if > your widget is fully visible, partially obscured or fully obscured. > > Hope this helps, > Simon > -- > [EMAIL PROTECTED] http://simon.budig.de/ > _______________________________________________ > maemo-developers mailing list > maemo-developers@maemo.org > https://lists.maemo.org/mailman/listinfo/maemo-developers _______________________________________________ maemo-developers mailing list maemo-developers@maemo.org https://lists.maemo.org/mailman/listinfo/maemo-developers