ToggleButton.IsThreeState 屬性

定義

決定控制項支援兩種或三種狀態。Determines whether the control supports two or three states.

public:
 property bool IsThreeState { bool get(); void set(bool value); };
[System.ComponentModel.Bindable(true)]
public bool IsThreeState { get; set; }
[<System.ComponentModel.Bindable(true)>]
member this.IsThreeState : bool with get, set
Public Property IsThreeState As Boolean

屬性值

Boolean

如果控制項支援三種狀態則為 true,否則為 falsetrue if the control supports three states; otherwise, false. 預設為 falseThe default is false.

屬性

備註

IsChecked當為時,屬性可以設定為 null 第三個 IsThreeState 狀態 trueThe IsChecked property can be set to null as a third state when IsThreeState is true.

相依性屬性資訊Dependency Property Information

識別碼欄位Identifier field IsThreeStateProperty
中繼資料屬性設定為 trueMetadata properties set to true None

適用於