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Added in API level 3

Summary: Methods | [Expand All]

public static interface GestureDetector.OnDoubleTapListener

android.view.GestureDetector.OnDoubleTapListener

Known Indirect Subclasses

用于在发生双击或确认单击时发出通知的收听者。

Public methods
`abstract boolean`	`onDoubleTap(MotionEvent e)` 发生双击时通知。
`abstract boolean`	`onDoubleTapEvent(MotionEvent e)` 当发生双击手势中的事件（包括向下，向上和向上事件）时通知。
`abstract boolean`	`onSingleTapConfirmed(MotionEvent e)` 单击时发出通知。

Added in API level 3

boolean onDoubleTap (MotionEvent e)

发生双击时通知。

Parameters
`e`	`MotionEvent`: The down motion event of the first tap of the double-tap.

Returns
`boolean`	true if the event is consumed, else false

Added in API level 3

boolean onDoubleTapEvent (MotionEvent e)

当发生双击手势中的事件（包括向下，向上和向上事件）时通知。

Parameters
`e`	`MotionEvent`: The motion event that occurred during the double-tap gesture.

Returns
`boolean`	true if the event is consumed, else false

Added in API level 3

boolean onSingleTapConfirmed (MotionEvent e)

单击时发出通知。

与 onSingleTapUp(MotionEvent)不同的 onSingleTapUp(MotionEvent) ，只有在检测器确信用户的第一次敲击没有跟随第二次敲击而导致双击手势之后，才会调用它。

Parameters
`e`	`MotionEvent`: The down motion event of the single-tap.

Returns
`boolean`	true if the event is consumed, else false