definition module Gtk.Signal from Gtk.State import :: GtkM from Gtk.Widgets import class gtkWidget :: GSignalHandlerFunction :== GtkM () :: GSignalHandler = DestroyHandler !GSignalHandlerFunction | ActivateHandler !GSignalHandlerFunction :: GSignalHandlerInternal = GSHI_Void !GSignalHandlerFunction installSignalHandler :: !GSignalHandler !w -> GtkM w | gtkWidget w