gtk/level_bar.go
func (v *LevelBar) SetMinValue(value float64) {
	C.gtk_level_bar_set_min_value(v.native(), C.gdouble(value))
}
func (v *LevelBar) SetMinValue(value float64) {
	C.gtk_level_bar_set_min_value(v.native(), C.gdouble(value))
}
// SetMinValue() is a wrapper around gtk_level_bar_set_min_value().