GestureDetector.OnDoubleTapListener
public
static
interface
GestureDetector.OnDoubleTapListener
| android.view.GestureDetector.OnDoubleTapListener |
The listener that is used to notify when a double-tap or a confirmed single-tap occur.
Summary
Public methods | |
|---|---|
abstract
boolean
|
onDoubleTap(MotionEvent e)
Notified when a double-tap occurs. |
abstract
boolean
|
onDoubleTapEvent(MotionEvent e)
Notified when an event within a double-tap gesture occurs, including the down, move, and up events. |
abstract
boolean
|
onSingleTapConfirmed(MotionEvent e)
Notified when a single-tap occurs. |
Public methods
onDoubleTap
public abstract boolean onDoubleTap (MotionEvent e)
Notified when a double-tap occurs. Triggered on the down event of second tap.
| Parameters | |
|---|---|
e |
MotionEvent: The down motion event of the first tap of the double-tap.
This value cannot be null. |
| Returns | |
|---|---|
boolean |
true if the event is consumed, else false |
onDoubleTapEvent
public abstract boolean onDoubleTapEvent (MotionEvent e)
Notified when an event within a double-tap gesture occurs, including the down, move, and up events.
| Parameters | |
|---|---|
e |
MotionEvent: The motion event that occurred during the double-tap gesture.
This value cannot be null. |
| Returns | |
|---|---|
boolean |
true if the event is consumed, else false |
onSingleTapConfirmed
public abstract boolean onSingleTapConfirmed (MotionEvent e)
Notified when a single-tap occurs.
Unlike OnGestureListener#onSingleTapUp(MotionEvent), this
will only be called after the detector is confident that the user's
first tap is not followed by a second tap leading to a double-tap
gesture.
| Parameters | |
|---|---|
e |
MotionEvent: The down motion event of the single-tap.
This value cannot be null. |
| Returns | |
|---|---|
boolean |
true if the event is consumed, else false |