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UIElement.OnTouchDown Method (TouchEventArgs)

.NET Framework 4.6 and 4.5

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

Namespace:   System.Windows
Assembly:  PresentationCore (in PresentationCore.dll)

protected virtual void OnTouchDown(
	TouchEventArgs e


Type: System.Windows.Input.TouchEventArgs

A TouchEventArgs that contains the event data.

The OnTouchDown method has no default implementation. Override OnTouchDown in a derived class to handle the TouchDown event. Be sure to call the base class’s OnTouchDown method so that base classes receive the event.

.NET Framework
Available since 4.0
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