Called when the offset of the viewport changes as a user scrolls through content.
protected virtual void OnViewportOffsetChanged(
Use this method, in a derived class, to detect and respond to changes in the viewport location.
Supported in: 4, 3.5 SP1, 3.0 SP2
.NET Framework Client Profile
Supported in: 4, 3.5 SP1
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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