VirtualizingStackPanel.OnViewportOffsetChanged(Vector, Vector) Method

Definition

Called when the offset of the viewport changes as a user scrolls through content.

C#
protected virtual void OnViewportOffsetChanged(System.Windows.Vector oldViewportOffset, System.Windows.Vector newViewportOffset);

Parameters

oldViewportOffset
Vector

The old offset of the viewport.

newViewportOffset
Vector

The new offset of the viewport.

Remarks

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

Applies to

Product Versions
.NET Framework 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
Windows Desktop 3.0, 3.1, 5, 6, 7, 8, 9