VirtualizingLayoutContext.VisibleRectCore Method     
Definition
Important
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Provides the value that is assigned to the VisibleRect property.
protected:
 virtual Rect VisibleRectCore() = VisibleRectCore;
	Rect VisibleRectCore();
	protected virtual Rect VisibleRectCore();
	function visibleRectCore()
	Protected Overridable Function VisibleRectCore () As Rect
	Returns
The value that is assigned to the VisibleRect property.
Remarks
Override this method in your subclass of VirtualizingLayoutContext to provide the value of the VisibleRect property.