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java.lang.Objectcom.maryanovsky.gwtutils.client.ui.touch.gestures.TouchGestureRecognizer
public abstract class TouchGestureRecognizer
The base class for all touch gesture recognizers.
Field Summary | |
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protected HandlerManager |
handlerManager
The manager of handlers. |
Constructor Summary | |
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TouchGestureRecognizer(Object firedEventsSource)
Creates a new TouchGestureRecognizer which will dispatch events
with the specified source object. |
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TouchGestureRecognizer(Object eventSource,
H touchEventsSource)
Creates a new TouchGestureRecognizer which will dispatch events
with the specified source object. |
Method Summary | ||
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protected void |
fireEvent(GwtEvent<?> event)
Fires the specified event to all its handlers. |
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protected void |
onTouchCancel(TouchCancelEvent evt)
Invoked when a touch event is canceled. |
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protected void |
onTouchEnd(TouchEndEvent evt)
Invoked when a finger touching the screen is lifted. |
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protected void |
onTouchMove(TouchMoveEvent evt)
Invoked when a finger touching the screen is moved. |
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protected void |
onTouchStart(TouchStartEvent evt)
Invoked when a touch starts. |
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setTouchEventsSource(H touchEventsSource)
Sets the source of touch events for this recognizer. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected final HandlerManager handlerManager
Constructor Detail |
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public TouchGestureRecognizer(Object firedEventsSource)
TouchGestureRecognizer
which will dispatch events
with the specified source object.
public TouchGestureRecognizer(Object eventSource, H touchEventsSource)
TouchGestureRecognizer
which will dispatch events
with the specified source object. Additionally, you may pass the source
of touch events.
Method Detail |
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public <H extends HasTouchStartHandlers & HasTouchMoveHandlers & HasTouchEndHandlers & HasTouchCancelHandlers> void setTouchEventsSource(H touchEventsSource)
null
will cause the recognizer to deregister itself from the
previous source.
protected void fireEvent(GwtEvent<?> event)
protected void onTouchStart(TouchStartEvent evt)
protected void onTouchMove(TouchMoveEvent evt)
protected void onTouchEnd(TouchEndEvent evt)
protected void onTouchCancel(TouchCancelEvent evt)
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