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Diffstat (limited to 'common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/swing/AbstractTreeModel.java')
-rw-r--r--common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/swing/AbstractTreeModel.java216
1 files changed, 0 insertions, 216 deletions
diff --git a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/swing/AbstractTreeModel.java b/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/swing/AbstractTreeModel.java
deleted file mode 100644
index 0a3ab42d06..0000000000
--- a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/swing/AbstractTreeModel.java
+++ /dev/null
@@ -1,216 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2007, 2008 Oracle. All rights reserved.
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0, which accompanies this distribution
- * and is available at http://www.eclipse.org/legal/epl-v10.html.
- *
- * Contributors:
- * Oracle - initial API and implementation
- ******************************************************************************/
-package org.eclipse.jpt.common.utility.internal.model.value.swing;
-
-import java.io.Serializable;
-import javax.swing.event.EventListenerList;
-import javax.swing.event.TreeModelEvent;
-import javax.swing.event.TreeModelListener;
-import javax.swing.tree.TreeModel;
-
-/**
- * Abstract class that should have been provided by the JDK
- * (à la javax.swing.AbstractListModel). This class provides:
- * - support for a collection of listeners
- * - a number of convenience methods for firing events for those listeners
- */
-public abstract class AbstractTreeModel
- implements TreeModel, Serializable
-{
- /** Our listeners. */
- protected final EventListenerList listenerList;
-
-
- // ********** constructors/initialization **********
-
- protected AbstractTreeModel() {
- super();
- this.listenerList = new EventListenerList();
- }
-
-
- // ********** partial TreeModel implementation **********
-
- public void addTreeModelListener(TreeModelListener l) {
- this.listenerList.add(TreeModelListener.class, l);
- }
-
- public void removeTreeModelListener(TreeModelListener l) {
- this.listenerList.remove(TreeModelListener.class, l);
- }
-
-
- // ********** queries **********
-
- /**
- * Return the model's current collection of listeners.
- * (There seems to be a pattern of making this type of method public;
- * although it should probably be protected....)
- */
- public TreeModelListener[] treeModelListeners() {
- return this.listenerList.getListeners(TreeModelListener.class);
- }
-
- /**
- * Return whether this model has no listeners.
- */
- protected boolean hasNoTreeModelListeners() {
- return this.listenerList.getListenerCount(TreeModelListener.class) == 0;
- }
-
- /**
- * Return whether this model has any listeners.
- */
- protected boolean hasTreeModelListeners() {
- return ! this.hasNoTreeModelListeners();
- }
-
-
- // ********** behavior **********
-
- /**
- * Notify listeners of a model change.
- * A significant property of the nodes changed, but the nodes themselves
- * are still the same objects.
- * @see javax.swing.event.TreeModelEvent
- * @see javax.swing.event.TreeModelListener
- */
- protected void fireTreeNodesChanged(Object[] path, int[] childIndices, Object[] children) {
- // guaranteed to return a non-null array
- Object[] listeners = this.listenerList.getListenerList();
- TreeModelEvent event = null;
- // process the listeners last to first, notifying
- // those that are interested in this event
- for (int i = listeners.length-2; i>=0; i-=2) {
- if (listeners[i]==TreeModelListener.class) {
- // lazily create the event
- if (event == null) {
- event = new TreeModelEvent(this, path, childIndices, children);
- }
- ((TreeModelListener) listeners[i+1]).treeNodesChanged(event);
- }
- }
- }
-
-
- /**
- * Notify listeners of a model change.
- * A significant property of the node changed, but the node itself is the same object.
- * @see javax.swing.event.TreeModelEvent
- * @see javax.swing.event.TreeModelListener
- */
- protected void fireTreeNodeChanged(Object[] path, int childIndex, Object child) {
- this.fireTreeNodesChanged(path, new int[] {childIndex}, new Object[] {child});
- }
-
- /**
- * Notify listeners of a model change.
- * A significant property of the root changed, but the root itself is the same object.
- * @see javax.swing.event.TreeModelEvent
- * @see javax.swing.event.TreeModelListener
- */
- protected void fireTreeRootChanged(Object root) {
- this.fireTreeNodesChanged(new Object[] {root}, null, null);
- }
-
- /**
- * Notify listeners of a model change.
- * @see javax.swing.event.TreeModelEvent
- * @see javax.swing.event.TreeModelListener
- */
- protected void fireTreeNodesInserted(Object[] path, int[] childIndices, Object[] children) {
- // guaranteed to return a non-null array
- Object[] listeners = this.listenerList.getListenerList();
- TreeModelEvent event = null;
- // process the listeners last to first, notifying
- // those that are interested in this event
- for (int i = listeners.length-2; i>=0; i-=2) {
- if (listeners[i]==TreeModelListener.class) {
- // lazily create the event
- if (event == null) {
- event = new TreeModelEvent(this, path, childIndices, children);
- }
- ((TreeModelListener) listeners[i+1]).treeNodesInserted(event);
- }
- }
- }
-
- /**
- * Notify listeners of a model change.
- * @see javax.swing.event.TreeModelEvent
- * @see javax.swing.event.TreeModelListener
- */
- protected void fireTreeNodeInserted(Object[] path, int childIndex, Object child) {
- this.fireTreeNodesInserted(path, new int[] {childIndex}, new Object[] {child});
- }
-
- /**
- * Notify listeners of a model change.
- * @see javax.swing.event.TreeModelEvent
- * @see javax.swing.event.TreeModelListener
- */
- protected void fireTreeNodesRemoved(Object[] path, int[] childIndices, Object[] children) {
- // guaranteed to return a non-null array
- Object[] listeners = this.listenerList.getListenerList();
- TreeModelEvent event = null;
- // process the listeners last to first, notifying
- // those that are interested in this event
- for (int i = listeners.length-2; i>=0; i-=2) {
- if (listeners[i]==TreeModelListener.class) {
- // lazily create the event
- if (event == null) {
- event = new TreeModelEvent(this, path, childIndices, children);
- }
- ((TreeModelListener) listeners[i+1]).treeNodesRemoved(event);
- }
- }
- }
-
- /**
- * Notify listeners of a model change.
- * @see javax.swing.event.TreeModelEvent
- * @see javax.swing.event.TreeModelListener
- */
- protected void fireTreeNodeRemoved(Object[] path, int childIndex, Object child) {
- this.fireTreeNodesRemoved(path, new int[] {childIndex}, new Object[] {child});
- }
-
- /**
- * Notify listeners of a model change.
- * @see javax.swing.event.TreeModelEvent
- * @see javax.swing.event.TreeModelListener
- */
- protected void fireTreeStructureChanged(Object[] path) {
- // guaranteed to return a non-null array
- Object[] listeners = this.listenerList.getListenerList();
- TreeModelEvent event = null;
- // process the listeners last to first, notifying
- // those that are interested in this event
- for (int i = listeners.length-2; i>=0; i-=2) {
- if (listeners[i]==TreeModelListener.class) {
- // lazily create the event
- if (event == null) {
- event = new TreeModelEvent(this, path);
- }
- ((TreeModelListener) listeners[i+1]).treeStructureChanged(event);
- }
- }
- }
-
- /**
- * Notify listeners of a model change.
- * @see javax.swing.event.TreeModelEvent
- * @see javax.swing.event.TreeModelListener
- */
- protected void fireTreeRootReplaced(Object newRoot) {
- this.fireTreeStructureChanged(new Object[] {newRoot});
- }
-
-}

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