ViewportHeight Property

ScrollViewer.ViewportHeight Property


Gets a value that contains the vertical size of the content's viewport.

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

public double ViewportHeight { get; }

Property Value

Type: System.Double

A Double that represents the vertical size of the content's viewport. This property has no default value.

The viewport is the visible area of the content.

ViewportHeight is only an output property; it can effectively be set by specifying the Height of the content element.

If CanContentScroll is true, the values of the ExtentHeight, ScrollableHeight, ViewportHeight, and VerticalOffset properties are number of items. If CanContentScroll is false, the values of these properties are Device Independent Pixels.

Identifier field


Metadata properties set to true


.NET Framework
Available since 3.0
Available since 2.0
Windows Phone Silverlight
Available since 7.0
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