This example shows how to override the OnRender method of Panel in order to add custom graphical effects to a layout element.
Use the OnRender method in order to add graphical effects to a rendered panel element. For example, you can use this method to add custom border or background effects. A DrawingContext object is passed as an argument, which provides methods for drawing shapes, text, images, or videos. As a result, this method is useful for customization of a panel object.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)