edu.stanford.smi.protege.util
Class TreeTarget

java.lang.Object
  edu.stanford.smi.protege.util.TreeTarget

All Implemented Interfaces:

DropTargetListener, EventListener

Direct Known Subclasses:

ClsesTreeTarget, SlotsTreeTarget

public abstract class TreeTarget
extends Object
implements DropTargetListener

Standard drop target side drag and drop support for a tree control. The actual processing associated with the drop is handled by a template method.

Author:

Ray Fergerson

Constructor Summary

protected

TreeTarget(boolean allowsBetweenDrops)

Method Summary

protected boolean	doDrop(JTree tree, Collection sources, int row, Object area)
abstract boolean	doDrop(JTree tree, Object source, int row, Object area)
void	dragEnter(DropTargetDragEvent e)
void	dragExit(DropTargetEvent e)
void	dragOver(DropTargetDragEvent e)
void	drop(DropTargetDropEvent e)
void	dropActionChanged(DropTargetDragEvent e)
static boolean	getLastDropSucceeded()

Methods inherited from class java.lang.Object

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

Constructor Detail

TreeTarget

protected TreeTarget(boolean allowsBetweenDrops)

Method Detail

doDrop

public abstract boolean doDrop(JTree tree,
                               Object source,
                               int row,
                               Object area)

doDrop

protected boolean doDrop(JTree tree,
                         Collection sources,
                         int row,
                         Object area)

dragEnter

public void dragEnter(DropTargetDragEvent e)

Specified by:

dragEnter in interface DropTargetListener

dragExit

public void dragExit(DropTargetEvent e)

Specified by:

dragExit in interface DropTargetListener

dragOver

public void dragOver(DropTargetDragEvent e)

Specified by:

dragOver in interface DropTargetListener

drop

public void drop(DropTargetDropEvent e)

Specified by:

drop in interface DropTargetListener

getLastDropSucceeded

public static boolean getLastDropSucceeded()

dropActionChanged

public void dropActionChanged(DropTargetDragEvent e)

Specified by:

dropActionChanged in interface DropTargetListener