UIElement.OnPreviewTouchDown(TouchEventArgs) Method

Definition

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

protected virtual void OnPreviewTouchDown (System.Windows.Input.TouchEventArgs e);

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

Product Versions
.NET Framework 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
Windows Desktop 3.0, 3.1, 5, 6, 7, 8, 9