Assembly: PresentationFramework (in PresentationFramework.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation
is only applied when a Page is hosted directly by a window, which includes:
The minimum width of the Windows Internet Explorer window is 250 pixels. For browser-hosted pages, this means that the value of may not be applied if it would cause the total width of the Windows Internet Explorer window to be less than 250 pixels.
Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.