problems:gtkmm and glade-3

[azuresky]

Im a beginner in gtkmm,
i dont know how to do this

1. make the window not close ( or show a dialog to answer ) when press the "X" (window make by glade-3)

2.make the window not show in window list when press "minimize"

3.make the window icon show in task bar and can pop-up menu by right-hand button



in first point,i know how to do it by write a window class and rewrite on_delete_event(),
but if the window make by glade-3,how to rewrite on_delete_event()? :confused:

thanks :D