Windows apps
Collapse the table of content
Expand the table of content
Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

VirtualizingStackPanel.OnViewportSizeChanged Method (Size, Size)

 

Called when the size of the viewport changes.

Namespace:   System.Windows.Controls
Assembly:  PresentationFramework (in PresentationFramework.dll)

protected virtual void OnViewportSizeChanged(
	Size oldViewportSize,
	Size newViewportSize
)

Parameters

oldViewportSize
Type: System.Windows.Size

The old size of the viewport.

newViewportSize
Type: System.Windows.Size

The new size of the viewport.

Use this method, in a derived class, to detect and respond to changes in the viewport size.

.NET Framework
Available since 3.0
Return to top
Show:
© 2017 Microsoft