StylusDevice.ActiveSource Eigenschaft

Definition

Ruft die PresentationSource ab, die die aktuelle Eingabe für den Tablettstift meldet.Gets the PresentationSource that reports current input for the stylus.

public:
 virtual property System::Windows::PresentationSource ^ ActiveSource { System::Windows::PresentationSource ^ get(); };
[get: System.Security.SecurityCritical]
public override System.Windows.PresentationSource ActiveSource { get; }
member this.ActiveSource : System.Windows.PresentationSource
Public Overrides ReadOnly Property ActiveSource As PresentationSource

Eigenschaftswert

Die PresentationSource, die die aktuelle Eingabe für den Tablettstift meldet.The PresentationSource that reports current input for the stylus.

Attribute

Beispiele

Im folgenden Beispiel wird die ActiveSource -Eigenschaft veranschaulicht.The following example demonstrates the ActiveSource property.

PresentationSource myPresentationSource = myStylusDevice.ActiveSource;

if (null == myPresentationSource)
{
    textbox1.AppendText("ActiveSource : null\n");
}
else
{
    textbox1.AppendText("ActiveSource :" + myPresentationSource.ToString() + "\n");
}
Dim myPresentationSource As PresentationSource = myStylusDevice.ActiveSource

If IsNothing(myPresentationSource) Then
    textbox1.AppendText("ActiveSource : null" + vbCrLf)
Else
    textbox1.AppendText("ActiveSource :" + myPresentationSource.ToString() + vbCrLf)
End If

Sicherheit

UIPermission
für Anwendungen, um diese Eigenschaft zu lesen.for applications to read this property. Zugehörige Enumeration:AllWindowsAssociated enumeration: AllWindows

Gilt für: