uk.ac.kcl.cch.jb.pliny.dnd
Class PlinyObjectTransferDropTargetListener

java.lang.Object
  org.eclipse.gef.dnd.AbstractTransferDropTargetListener
      uk.ac.kcl.cch.jb.pliny.dnd.PlinyObjectTransferDropTargetListener

All Implemented Interfaces:

org.eclipse.swt.dnd.DropTargetListener, EventListener, org.eclipse.swt.internal.SWTEventListener, org.eclipse.jface.util.TransferDropTargetListener, org.eclipse.gef.dnd.TransferDropTargetListener

public class PlinyObjectTransferDropTargetListener

extends org.eclipse.gef.dnd.AbstractTransferDropTargetListener

handles the target end of inter-Pliny DnD, when the target is a reference/annotation area. The code will translate all DnD requests into a request for a Pliny Resource.

Author:

John Bradley

Constructor Summary

PlinyObjectTransferDropTargetListener(org.eclipse.gef.EditPartViewer viewer, IResourceDrivenPart rPart)

Method Summary

protected org.eclipse.gef.Request	createTargetRequest()
void	dragEnter(org.eclipse.swt.dnd.DropTargetEvent event)
protected void	handleDragOver()
protected void	handleDrop()
boolean	isEnabled(org.eclipse.swt.dnd.DropTargetEvent event)
protected boolean	testCanDrop()
protected void	unload()
protected void	updateTargetRequest()

Methods inherited from class org.eclipse.gef.dnd.AbstractTransferDropTargetListener

dragLeave, dragOperationChanged, dragOver, drop, dropAccept, eraseTargetFeedback, getCommand, getCurrentEvent, getDropLocation, getExclusionSet, getTargetEditPart, getTargetRequest, getTransfer, getViewer, handleDragOperationChanged, handleEnteredEditPart, handleExitingEditPart, handleHover, handleHoverStop, isEnablementDeterminedByCommand, setAutoexposeHelper, setCurrentEvent, setEnablementDeterminedByCommand, setTargetEditPart, setTransfer, setViewer, showTargetFeedback, updateAutoexposeHelper, updateTargetEditPart

Methods inherited from class java.lang.Object

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

Constructor Detail

PlinyObjectTransferDropTargetListener

public PlinyObjectTransferDropTargetListener(org.eclipse.gef.EditPartViewer viewer,
                                             IResourceDrivenPart rPart)

Method Detail

testCanDrop

protected boolean testCanDrop()

dragEnter

public void dragEnter(org.eclipse.swt.dnd.DropTargetEvent event)

isEnabled

public boolean isEnabled(org.eclipse.swt.dnd.DropTargetEvent event)

handleDragOver

protected void handleDragOver()

createTargetRequest

protected org.eclipse.gef.Request createTargetRequest()

updateTargetRequest

protected void updateTargetRequest()

handleDrop

protected void handleDrop()

unload

protected void unload()