func (v *Window) SetMnemonicsVisible(setting bool) {
	C.gtk_window_set_mnemonics_visible(v.native(), gbool(setting))
}
func (v *Window) SetMnemonicsVisible(setting bool) {
	C.gtk_window_set_mnemonics_visible(v.native(), gbool(setting))
}
// SetMnemonicsVisible is a wrapper around
// gtk_window_get_mnemonics_visible().