com.sptci.epng.editabletree
Class DeleteListener

java.lang.Object
  com.sptci.epng.editabletree.Listener
      com.sptci.epng.editabletree.DeleteListener

All Implemented Interfaces:

Serializable, EventListener, ActionListener

public class DeleteListener
extends Listener

The default action listener used to delete a selected node.

&coopy; Copyright 2007 Sans Pareil Technologies, Inc.

Version:

$Id: DeleteListener.java 4553 2008-12-24 10:34:16Z rakesh $

Author:

Rakesh Vidyadharan 2007-05-05

See Also:

Serialized Form

Field Summary

Fields inherited from class com.sptci.epng.editabletree.Listener

app, logger

Constructor Summary

DeleteListener()

Method Summary

protected void	removeNode(DefaultMutableTreeNode treeNode, Node node) Remove the tree node that contains the specified node.
protected Treeable	updateStore(Node node) Delete the Treeable instance represented by the node specified from the JDO data store.
protected void	updateView(Node node, Treeable treeable) Update the tree model with a new node representing the newly created treeable object.

Methods inherited from class com.sptci.epng.editabletree.Listener

actionPerformed, getFactory

Methods inherited from class java.lang.Object

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

Constructor Detail

DeleteListener

public DeleteListener()

Method Detail

updateStore

protected Treeable updateStore(Node node)

Delete the Treeable instance represented by the node specified from the JDO data store.

Specified by:

updateStore in class Listener

Parameters:

node - The node that represents the object that is to be deleted.

Returns:

The model object that was updated in the data store.

updateView

protected void updateView(Node node,
                          Treeable treeable)

Update the tree model with a new node representing the newly created treeable object.

Specified by:

updateView in class Listener

Parameters:

node - The node that is to be deleted from the tree.

treeable - The model object that is represented by the node.

See Also:

removeNode(echopointng.tree.DefaultMutableTreeNode, com.sptci.epng.editabletree.Node)

removeNode

protected void removeNode(DefaultMutableTreeNode treeNode,
                          Node node)

Remove the tree node that contains the specified node.

Parameters:

treeNode - The tree node that is to be deleted if appropriate.

node - The userObject in the tree node that is to be deleted.