--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/javax/swing/AbstractCellEditor.java Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,168 @@
+/*
+ * Copyright 1999-2006 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package javax.swing;
+
+import javax.swing.event.*;
+import java.util.EventObject;
+import java.io.Serializable;
+
+/**
+ *
+ * A base class for <code>CellEditors</code>, providing default
+ * implementations for the methods in the <code>CellEditor</code>
+ * interface except <code>getCellEditorValue()</code>.
+ * Like the other abstract implementations in Swing, also manages a list
+ * of listeners.
+ *
+ * <p>
+ * <strong>Warning:</strong>
+ * Serialized objects of this class will not be compatible with
+ * future Swing releases. The current serialization support is
+ * appropriate for short term storage or RMI between applications running
+ * the same version of Swing. As of 1.4, support for long term storage
+ * of all JavaBeans<sup><font size="-2">TM</font></sup>
+ * has been added to the <code>java.beans</code> package.
+ * Please see {@link java.beans.XMLEncoder}.
+ *
+ * @author Philip Milne
+ * @since 1.3
+ */
+
+public abstract class AbstractCellEditor implements CellEditor, Serializable {
+
+ protected EventListenerList listenerList = new EventListenerList();
+ transient protected ChangeEvent changeEvent = null;
+
+ // Force this to be implemented.
+ // public Object getCellEditorValue()
+
+ /**
+ * Returns true.
+ * @param e an event object
+ * @return true
+ */
+ public boolean isCellEditable(EventObject e) {
+ return true;
+ }
+
+ /**
+ * Returns true.
+ * @param anEvent an event object
+ * @return true
+ */
+ public boolean shouldSelectCell(EventObject anEvent) {
+ return true;
+ }
+
+ /**
+ * Calls <code>fireEditingStopped</code> and returns true.
+ * @return true
+ */
+ public boolean stopCellEditing() {
+ fireEditingStopped();
+ return true;
+ }
+
+ /**
+ * Calls <code>fireEditingCanceled</code>.
+ */
+ public void cancelCellEditing() {
+ fireEditingCanceled();
+ }
+
+ /**
+ * Adds a <code>CellEditorListener</code> to the listener list.
+ * @param l the new listener to be added
+ */
+ public void addCellEditorListener(CellEditorListener l) {
+ listenerList.add(CellEditorListener.class, l);
+ }
+
+ /**
+ * Removes a <code>CellEditorListener</code> from the listener list.
+ * @param l the listener to be removed
+ */
+ public void removeCellEditorListener(CellEditorListener l) {
+ listenerList.remove(CellEditorListener.class, l);
+ }
+
+ /**
+ * Returns an array of all the <code>CellEditorListener</code>s added
+ * to this AbstractCellEditor with addCellEditorListener().
+ *
+ * @return all of the <code>CellEditorListener</code>s added or an empty
+ * array if no listeners have been added
+ * @since 1.4
+ */
+ public CellEditorListener[] getCellEditorListeners() {
+ return (CellEditorListener[])listenerList.getListeners(
+ CellEditorListener.class);
+ }
+
+ /**
+ * Notifies all listeners that have registered interest for
+ * notification on this event type. The event instance
+ * is created lazily.
+ *
+ * @see EventListenerList
+ */
+ protected void fireEditingStopped() {
+ // Guaranteed to return a non-null array
+ Object[] listeners = listenerList.getListenerList();
+ // 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]==CellEditorListener.class) {
+ // Lazily create the event:
+ if (changeEvent == null)
+ changeEvent = new ChangeEvent(this);
+ ((CellEditorListener)listeners[i+1]).editingStopped(changeEvent);
+ }
+ }
+ }
+
+ /**
+ * Notifies all listeners that have registered interest for
+ * notification on this event type. The event instance
+ * is created lazily.
+ *
+ * @see EventListenerList
+ */
+ protected void fireEditingCanceled() {
+ // Guaranteed to return a non-null array
+ Object[] listeners = listenerList.getListenerList();
+ // 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]==CellEditorListener.class) {
+ // Lazily create the event:
+ if (changeEvent == null)
+ changeEvent = new ChangeEvent(this);
+ ((CellEditorListener)listeners[i+1]).editingCanceled(changeEvent);
+ }
+ }
+ }
+}