class toggle_tool_button_signals : [> Gtk.toggle_tool_button ] Gtk.obj -> object .. end
[> Gtk.toggle_tool_button ] Gtk.obj ->
object
end
GButton.tool_button_signals
val obj : ([> Gtk.toggle_tool_button ] as 'a) Gtk.obj
([> Gtk.toggle_tool_button ] as 'a) Gtk.obj
method toggled : callback:(unit -> unit) -> GtkSignal.id
callback:(unit -> unit) -> GtkSignal.id