com.allen_sauer.gwt.dnd.demo.client
Class DemoDragHandler

java.lang.Object
  com.allen_sauer.gwt.dnd.demo.client.DemoDragHandler

All Implemented Interfaces:

DragHandler, java.util.EventListener

public final class DemoDragHandler
extends java.lang.Object
implements DragHandler

Shared drag handler which display events as they are received by the various drag controllers.

Method Summary

void	onDragEnd(DragEndEvent event) Log the drag end event.
void	onDragStart(DragStartEvent event) Log the drag start event.
void	onPreviewDragEnd(DragEndEvent event) Log the preview drag end event.
void	onPreviewDragStart(DragStartEvent event) Log the preview drag start event.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

onDragEnd

public void onDragEnd(DragEndEvent event)

Log the drag end event.

Specified by:

onDragEnd in interface DragHandler

Parameters:

event - the event to log

onDragStart

public void onDragStart(DragStartEvent event)

Log the drag start event.

Specified by:

onDragStart in interface DragHandler

Parameters:

event - the event to log

onPreviewDragEnd

public void onPreviewDragEnd(DragEndEvent event)
                      throws VetoDragException

Log the preview drag end event.

Specified by:

onPreviewDragEnd in interface DragHandler

Parameters:

event - the event to log

Throws:

VetoDragException - exception which may be thrown by any drag handler

onPreviewDragStart

public void onPreviewDragStart(DragStartEvent event)
                        throws VetoDragException

Log the preview drag start event.

Specified by:

onPreviewDragStart in interface DragHandler

Parameters:

event - the event to log

Throws:

VetoDragException - exception which may be thrown by any drag handler