StylusButton.Guid 属性

定义

命名空间:

System.Windows.Input

程序集:

PresentationCore.dll

获取表示触笔按钮的 Guid。

public:
 property Guid Guid { Guid get(); };

public Guid Guid { get; }

member this.Guid : Guid

Public ReadOnly Property Guid As Guid

属性值

Guid

表示触笔按钮的 Guid 属性。

示例

下面检查用户是否在触笔上按下了枪管按钮。

void OnStylusButtonDown(object sender, StylusButtonEventArgs e)
{
    StylusButton myStylusButton = e.StylusButton;

    if (myStylusButton.Guid == StylusPointProperties.BarrelButton.Id)
    {
        // the barrel button on the stylus has been pressed
    }
}

Private Sub OnStylusButtonDown(ByVal sender As Object, ByVal e As StylusButtonEventArgs)

    Dim myStylusButton As StylusButton = e.StylusButton
    If myStylusButton.Guid = StylusPointProperties.BarrelButton.Id Then
        ' the barrel button on the stylus has been pressed
    End If
End Sub

注解

此属性的值保证在系统上的触笔按钮中是唯一的。