'Declaration
<RefreshPropertiesAttribute(RefreshProperties.Repaint)> <MergablePropertyAttribute(True)> <DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Visible)> Public Property CornerRadius As Integer
[RefreshProperties(RefreshProperties.Repaint)] [MergableProperty(true)] [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)] public int CornerRadius {get; set;}