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Leadtools.Controls Assembly > Leadtools.Controls Namespace > ImageViewer Class : OnRenderBackground Method |
protected virtual void OnRenderBackground( ImageViewerRenderEventArgs e )
'Declaration
Protected Overridable Sub OnRenderBackground( _ ByVal e As ImageViewerRenderEventArgs _ )
Raising an event invokes the event handler through a delegate. The OnRenderBackground method also allows derived classes to handle the event without attaching a delegate. This is the preferred technique for handling the event in a derived class.
Note to Inheritors: When overriding OnRenderBackground in a derived class, be sure to call the base class's OnRenderBackground method so that registered delegates receive the event.