# OHOS::UIView::OnTouchListener - [Overview](#section189944701165635) - [Summary](#section1859733688165635) - [Public Member Functions](#pub-methods) ## **Overview** **Related Modules:** [Graphic](Graphic.md) **Description:** Defines a touch event listener. You need to register this listener with the view to listen to touch events. **Since:** 1.0 **Version:** 1.0 ## **Summary** ## Public Member Functions

Function

Description

OnPress (UIView &view, const PressEvent &event)

virtual bool

Called when a view is pressed.

OnRelease (UIView &view, const ReleaseEvent &event)

virtual bool

Called when a view is released.

OnCancel (UIView &view, const CancelEvent &event)

virtual bool

Called when a click event on a view is canceled.

~OnTouchListener ()

virtual

A destructor used to delete the OnTouchListener instance.

operator new (size_t size)

void *

Overrides the new function.

operator delete (void *p)

void

Overrides the delete function.