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ToggleButton.IsThreeState Property

Gets or sets whether the control supports two or three states.

Namespace:  System.Windows.Controls.Primitives
Assembly:  System.Windows (in System.Windows.dll)

public bool IsThreeState { get; set; }
<togglebutton IsThreeState="bool"/>

XAML Values

togglebutton

A literal ToggleButton, or a derived type such as CheckBox or RadioButton.

Property Value

Type: System.Boolean
true if the control supports three states; otherwise, false. The default is false.

Dependency property identifier field: IsThreeStateProperty

The IsChecked property can be set to null as a third state when IsThreeState is true.

The following example shows how to create a three-state ToggleButton control.


<ToggleButton Margin="5" Content="Three State" Width="150" IsThreeState="True"/>
<ToggleButton Margin="5" Content="Two State" Width="150" IsThreeState="False" />


Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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