func (v *LevelBar) GetMinValue() float64 {
	c := C.gtk_level_bar_get_min_value(v.native())
	return float64(c)
}
func (v *LevelBar) GetMinValue() float64 {
	c := C.gtk_level_bar_get_min_value(v.native())
	return float64(c)
}
// GetMinValue() is a wrapper around gtk_level_bar_get_min_value().