javax.swing

Class JTree.TreeModelHandler

Enclosing Class:
JTree
Implemented Interfaces:
EventListener, TreeModelListener

protected class JTree.TreeModelHandler
extends Object
implements TreeModelListener

Listens to the model of the JTree and updates the property expandedState if nodes are removed or changed.

Constructor Summary

TreeModelHandler()
Creates a new instance of TreeModelHandler.

Method Summary

void
treeNodesChanged(TreeModelEvent ev)
Notifies when a node has changed in some ways.
void
treeNodesInserted(TreeModelEvent ev)
Notifies when a node is inserted into the tree.
void
treeNodesRemoved(TreeModelEvent ev)
Notifies when a node is removed from the tree.
void
treeStructureChanged(TreeModelEvent ev)
Notifies when the structure of the tree is changed.

Methods inherited from class java.lang.Object

clone, equals, extends Object> getClass, finalize, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

TreeModelHandler

protected TreeModelHandler()
Creates a new instance of TreeModelHandler.

Method Details

treeNodesChanged

public void treeNodesChanged(TreeModelEvent ev)
Notifies when a node has changed in some ways. This does not include that a node has changed its location or changed it's children. It only means that some attributes of the node have changed that might affect its presentation. This method is called after the actual change occured.
Specified by:
treeNodesChanged in interface TreeModelListener
Parameters:
ev - the TreeModelEvent describing the change

treeNodesInserted

public void treeNodesInserted(TreeModelEvent ev)
Notifies when a node is inserted into the tree. This method is called after the actual change occured.
Specified by:
treeNodesInserted in interface TreeModelListener
Parameters:
ev - the TreeModelEvent describing the change

treeNodesRemoved

public void treeNodesRemoved(TreeModelEvent ev)
Notifies when a node is removed from the tree. This method is called after the actual change occured.
Specified by:
treeNodesRemoved in interface TreeModelListener
Parameters:
ev - the TreeModelEvent describing the change

treeStructureChanged

public void treeStructureChanged(TreeModelEvent ev)
Notifies when the structure of the tree is changed. This method is called after the actual change occured.
Specified by:
treeStructureChanged in interface TreeModelListener
Parameters:
ev - the TreeModelEvent describing the change

JTree.java Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.