PresentationSource.FromVisual Method (System.Windows)

FromVisual Method

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Microsoft Visual Studio 2010/.NET Framework 4

Other versions are also available for the following:

.NET Framework Class Library

PresentationSource..::.FromVisual Method

Returns the source in which a provided Visual is presented.

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

Syntax

Visual Basic

Public Shared Function FromVisual ( _
    visual As Visual _
) As PresentationSource

public static PresentationSource FromVisual(
    Visual visual
)

Visual C++

public:
static PresentationSource^ FromVisual(
    Visual^ visual
)

static member FromVisual : 
        visual:Visual -> PresentationSource

Parameters

visual: Type: System.Windows.Media..::.Visual
The Visual to find the source for.

Return Value

Type: System.Windows..::.PresentationSource
The PresentationSource in which the visual is being presented, or nullNothingnullptra null reference (Nothing in Visual Basic) if visual is disposed.

Exceptions

Exception	Condition
ArgumentNullException	visual is nullNothingnullptra null reference (Nothing in Visual Basic).

Version Information

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

.NET Framework Security

UIPermission
to call or implement this method. Associated enumeration: UIPermissionWindow..::.AllWindows.

Platforms

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.

Reference

PresentationSource Class

System.Windows Namespace

Other Resources

WPF Graphics Rendering Overview