| /* DefaultTreeModel.java -- |
| Copyright (C) 2002, 2004 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., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 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. */ |
| |
| |
| package javax.swing.tree; |
| |
| import java.io.IOException; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectOutputStream; |
| import java.io.Serializable; |
| import java.util.EventListener; |
| |
| import javax.swing.event.EventListenerList; |
| import javax.swing.event.TreeModelEvent; |
| import javax.swing.event.TreeModelListener; |
| |
| /** |
| * DefaultTreeModel |
| * @author Andrew Selkirk |
| */ |
| public class DefaultTreeModel |
| implements Serializable, TreeModel |
| { |
| static final long serialVersionUID = -2621068368932566998L; |
| |
| /** |
| * root |
| */ |
| protected TreeNode root = null; |
| |
| /** |
| * listenerList |
| */ |
| protected EventListenerList listenerList = new EventListenerList(); |
| |
| /** |
| * asksAllowsChildren |
| */ |
| protected boolean asksAllowsChildren; |
| |
| /** |
| * Constructor DefaultTreeModel |
| * @param value0 TODO |
| */ |
| public DefaultTreeModel(TreeNode root) |
| { |
| setRoot(root); |
| } |
| |
| /** |
| * Constructor DefaultTreeModel |
| * @param value0 TODO |
| * @param value1 TODO |
| */ |
| public DefaultTreeModel(TreeNode root, boolean asksAllowsChildren) |
| { |
| setRoot(root); |
| this.asksAllowsChildren = asksAllowsChildren; |
| } |
| |
| /** |
| * writeObject |
| * @param value0 TODO |
| * @exception IOException TODO |
| */ |
| private void writeObject(ObjectOutputStream value0) throws IOException |
| { |
| // TODO |
| } |
| |
| /** |
| * readObject |
| * @param value0 TODO |
| * @exception IOException TODO |
| * @exception ClassNotFoundException TODO |
| */ |
| private void readObject(ObjectInputStream value0) |
| throws IOException, ClassNotFoundException |
| { |
| // TODO |
| } |
| |
| /** |
| * asksAllowsChildren |
| * @return boolean |
| */ |
| public boolean asksAllowsChildren() |
| { |
| return asksAllowsChildren; |
| } |
| |
| /** |
| * setAsksAllowsChildren |
| * @param value0 TODO |
| */ |
| public void setAsksAllowsChildren(boolean value) |
| { |
| asksAllowsChildren = value; // TODO |
| } |
| |
| /** |
| * setRoot |
| * @param value0 TODO |
| */ |
| public void setRoot(TreeNode root) |
| { |
| // Sanity Check |
| if (root == null) |
| { |
| throw new IllegalArgumentException("null root"); |
| } |
| // Set new root |
| this.root = root; |
| |
| // TODO |
| } |
| |
| /** |
| * getRoot |
| * @return Object |
| */ |
| public Object getRoot() |
| { |
| return root; |
| } |
| |
| /** |
| * getIndexOfChild |
| * @param value0 TODO |
| * @param value1 TODO |
| * @return int |
| */ |
| public int getIndexOfChild(Object parent, Object child) |
| { |
| return 0; // TODO |
| } |
| |
| /** |
| * getChild |
| * @param value0 TODO |
| * @param value1 TODO |
| * @return Object |
| */ |
| public Object getChild(Object node, int idx) |
| { |
| if (node instanceof TreeNode) |
| return ((TreeNode)node).getChildAt(idx); |
| else |
| return null; |
| } |
| |
| /** |
| * getChildCount |
| * @param value0 TODO |
| * @return int |
| */ |
| public int getChildCount(Object node) |
| { |
| if (node instanceof TreeNode) |
| return ((TreeNode)node).getChildCount(); |
| else |
| return 0; |
| } |
| |
| /** |
| * isLeaf |
| * @param value0 TODO |
| * @return boolean |
| */ |
| public boolean isLeaf(Object node) |
| { |
| if (node instanceof TreeNode) |
| return ((TreeNode)node).isLeaf(); |
| else |
| return true; |
| } |
| |
| /** |
| * reload |
| */ |
| public void reload() |
| { |
| // TODO |
| } |
| |
| /** |
| * reload |
| * @param value0 TODO |
| */ |
| public void reload(TreeNode value0) |
| { |
| // TODO |
| } |
| |
| /** |
| * valueForPathChanged |
| * @param value0 TODO |
| * @param value1 TODO |
| */ |
| public void valueForPathChanged(TreePath value0, Object value1) |
| { |
| // TODO |
| } |
| |
| /** |
| * insertNodeInto |
| * @param value0 TODO |
| * @param value1 TODO |
| * @param value2 TODO |
| */ |
| public void insertNodeInto(MutableTreeNode value0, MutableTreeNode value1, |
| int value2) |
| { |
| // TODO |
| } |
| |
| /** |
| * removeNodeFromParent |
| * @param value0 TODO |
| */ |
| public void removeNodeFromParent(MutableTreeNode value0) |
| { |
| // TODO |
| } |
| |
| /** |
| * nodeChanged |
| * @param value0 TODO |
| */ |
| public void nodeChanged(TreeNode value0) |
| { |
| // TODO |
| } |
| |
| /** |
| * nodesWereInserted |
| * @param value0 TODO |
| * @param value1 TODO |
| */ |
| public void nodesWereInserted(TreeNode value0, int[] value1) |
| { |
| // TODO |
| } |
| |
| /** |
| * nodesWereRemoved |
| * @param value0 TODO |
| * @param value1 TODO |
| * @param value2 TODO |
| */ |
| public void nodesWereRemoved(TreeNode value0, int[] value1, Object[] value2) |
| { |
| // TODO |
| } |
| |
| /** |
| * nodesChanged |
| * @param value0 TODO |
| * @param value1 TODO |
| */ |
| public void nodesChanged(TreeNode value0, int[] value1) |
| { |
| // TODO |
| } |
| |
| /** |
| * nodeStructureChanged |
| * @param value0 TODO |
| */ |
| public void nodeStructureChanged(TreeNode value0) |
| { |
| // TODO |
| } |
| |
| /** |
| * getPathToRoot |
| * @param value0 TODO |
| * @return TreeNode[] |
| */ |
| public TreeNode[] getPathToRoot(TreeNode value0) |
| { |
| return null; // TODO |
| } |
| |
| /** |
| * getPathToRoot |
| * @param value0 TODO |
| * @param value1 TODO |
| * @return TreeNode[] |
| */ |
| protected TreeNode[] getPathToRoot(TreeNode value0, int value1) |
| { |
| return null; // TODO |
| } |
| |
| /** |
| * Registers a listere to the model. |
| * |
| * @param listener the listener to add |
| */ |
| public void addTreeModelListener(TreeModelListener listener) |
| { |
| listenerList.add(TreeModelListener.class, listener); |
| } |
| |
| /** |
| * Removes a listener from the model. |
| * |
| * @param listener the listener to remove |
| */ |
| public void removeTreeModelListener(TreeModelListener listener) |
| { |
| listenerList.remove(TreeModelListener.class, listener); |
| } |
| |
| /** |
| * Returns all registered <code>TreeModelListener</code> listeners. |
| * |
| * @return an array of listeners. |
| * |
| * @since 1.4 |
| */ |
| public TreeModelListener[] getTreeModelListeners() |
| { |
| return (TreeModelListener[]) listenerList.getListeners(TreeModelListener.class); |
| } |
| |
| /** |
| * fireTreeNodesChanged |
| * |
| * @param source the node being changed |
| * @param path the path to the root node |
| * @param childIndices the indices of the changed elements |
| * @param children the changed elements |
| */ |
| protected void fireTreeNodesChanged(Object source, Object[] path, |
| int[] childIndices, Object[] children) |
| { |
| TreeModelEvent event = |
| new TreeModelEvent(source, path, childIndices, children); |
| TreeModelListener[] listeners = getTreeModelListeners(); |
| |
| for (int i = listeners.length - 1; i >= 0; --i) |
| listeners[i].treeNodesChanged(event); |
| } |
| |
| /** |
| * fireTreeNodesInserted |
| * |
| * @param source the node where new nodes got inserted |
| * @param path the path to the root node |
| * @param childIndices the indices of the new elements |
| * @param children the new elements |
| */ |
| protected void fireTreeNodesInserted(Object source, Object[] path, |
| int[] childIndices, Object[] children) |
| { |
| TreeModelEvent event = |
| new TreeModelEvent(source, path, childIndices, children); |
| TreeModelListener[] listeners = getTreeModelListeners(); |
| |
| for (int i = listeners.length - 1; i >= 0; --i) |
| listeners[i].treeNodesInserted(event); |
| } |
| |
| /** |
| * fireTreeNodesRemoved |
| * |
| * @param source the node where nodes got removed- |
| * @param path the path to the root node |
| * @param childIndices the indices of the removed elements |
| * @param children the removed elements |
| */ |
| protected void fireTreeNodesRemoved(Object source, Object[] path, |
| int[] childIndices, Object[] children) |
| { |
| TreeModelEvent event = |
| new TreeModelEvent(source, path, childIndices, children); |
| TreeModelListener[] listeners = getTreeModelListeners(); |
| |
| for (int i = listeners.length - 1; i >= 0; --i) |
| listeners[i].treeNodesRemoved(event); |
| } |
| |
| /** |
| * fireTreeStructureChanged |
| * |
| * @param source the node where the model has changed |
| * @param path the path to the root node |
| * @param childIndices the indices of the affected elements |
| * @param children the affected elements |
| */ |
| protected void fireTreeStructureChanged(Object source, Object[] path, |
| int[] childIndices, Object[] children) |
| { |
| TreeModelEvent event = |
| new TreeModelEvent(source, path, childIndices, children); |
| TreeModelListener[] listeners = getTreeModelListeners(); |
| |
| for (int i = listeners.length - 1; i >= 0; --i) |
| listeners[i].treeStructureChanged(event); |
| } |
| |
| /** |
| * Returns the registered listeners of a given type. |
| * |
| * @param listenerType the listener type to return |
| * |
| * @return an array of listeners |
| * |
| * @since 1.3 |
| */ |
| public EventListener[] getListeners(Class listenerType) |
| { |
| return listenerList.getListeners(listenerType); |
| } |
| } |