func (v *Button) SetFocusOnClick(focusOnClick bool) {
	C.gtk_button_set_focus_on_click(v.native(), gbool(focusOnClick))
}
func (v *Button) SetFocusOnClick(focusOnClick bool) {
	C.gtk_button_set_focus_on_click(v.native(), gbool(focusOnClick))
}
// SetFocusOnClick() is a wrapper around gtk_button_set_focus_on_click().