Window.IsActive Property

Gets a value that indicates whether the window is active.

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

public bool IsActive { get; }

Property Value

Type: System.Boolean
true if the window is active; otherwise, false. The default is false.

Identifier field

IsActiveProperty

Metadata properties set to true

None

An active window is the user's current foreground window and has the focus, which is signified by the active appearance of the title bar. An active window will also be the top-most of all top-level windows that don't explicitly set the Topmost property.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Was this page helpful?
(1500 characters remaining)
Thank you for your feedback
Show:
© 2014 Microsoft