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UIElement3D.OnPreviewTouchDown(TouchEventArgs) Method

Definition

Provides class handling for the PreviewTouchDown routed event that occurs when a touch presses this element.

protected public:
 virtual void OnPreviewTouchDown(System::Windows::Input::TouchEventArgs ^ e);
protected internal virtual void OnPreviewTouchDown (System.Windows.Input.TouchEventArgs e);
abstract member OnPreviewTouchDown : System.Windows.Input.TouchEventArgs -> unit
override this.OnPreviewTouchDown : System.Windows.Input.TouchEventArgs -> unit
Protected Friend Overridable Sub OnPreviewTouchDown (e As TouchEventArgs)

Parameters

e
TouchEventArgs

A TouchEventArgs that contains the event data.

Remarks

The OnPreviewTouchDown method has no default implementation. Override OnPreviewTouchDown in a derived class to handle the PreviewTouchDown event. Be sure to call the base class' OnPreviewTouchDown method so that base classes receive the event.

Applies to