Gets a value that contains the vertical size of the viewable content.
Public Property ViewportHeight As Double
Dependency property identifier field: ViewportHeightProperty
ViewportHeight is only an output property. It can effectively be set by specifying the Height of the content element. The area that includes all the content of the ScrollViewer is the extent. The visible area of the content is the viewport.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.