gtk/label.go
func (v *Label) SetMnemonicWidget(widget IWidget) {
	C.gtk_label_set_mnemonic_widget(v.native(), widget.toWidget())
}
func (v *Label) SetMnemonicWidget(widget IWidget) {
	C.gtk_label_set_mnemonic_widget(v.native(), widget.toWidget())
}
// SetMnemonicWidget is a wrapper around gtk_label_set_mnemonic_widget().