Compartir a través de


ScrollViewer.InvalidateScrollInfo Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Called when the value of properties that describe the size and location of the scroll area change.

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

Syntax

'Declaration
Public Sub InvalidateScrollInfo
public void InvalidateScrollInfo()

Remarks

This method is called when one of the following property values change:

ExtentWidth

ExtentHeight

ViewportHeight

ViewportWidth

HorizontalOffset

VerticalOffset.

This method recomputes the size of the scrollable area when one or more of the listed properties changes. This method also changes the values of the ScrollableHeight and ScrollableWidth properties because they depend on the viewport and extent size.

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.