Window.Topmost Property

Reference

Definition

Namespace:: System.Windows

Assembly:: PresentationFramework.dll

Important

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Gets or sets a value that indicates whether a window appears in the topmost z-order.

public:
 property bool Topmost { bool get(); void set(bool value); };

public bool Topmost { get; set; }

member this.Topmost : bool with get, set

Public Property Topmost As Boolean

Property Value

Boolean

true if the window is topmost; otherwise, false.

Remarks

A window whose Topmost property is set to true appears above all windows whose Topmost properties are set to false.

In the group of windows that have Topmost property is set to true, the window that is currently activated is the topmost window. Likewise for the group of windows that have Topmost property is set to false.

Huomautus

You cannot set or get this property when a window is hosted in a browser.

Dependency Property Information


Identifier field	TopmostProperty
Metadata properties set to `true`	None

Applies to

Tuote	Versiot
.NET Framework	3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
Windows Desktop	3.0, 3.1, 5, 6, 7, 8, 9, 10

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