001/*
002 * The contents of this file are subject to the terms of the Common Development and
003 * Distribution License (the License). You may not use this file except in compliance with the
004 * License.
005 *
006 * You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
007 * specific language governing permission and limitations under the License.
008 *
009 * When distributing Covered Software, include this CDDL Header Notice in each file and include
010 * the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
011 * Header, with the fields enclosed by brackets [] replaced by your own identifying
012 * information: "Portions Copyright [year] [name of copyright owner]".
013 *
014 * Copyright 2008 Sun Microsystems, Inc.
015 * Portions Copyright 2015-2016 ForgeRock AS.
016 */
017
018package org.opends.guitools.controlpanel.event;
019
020import java.awt.event.FocusEvent;
021import java.awt.event.FocusListener;
022
023import javax.swing.text.JTextComponent;
024
025/** A class used to be able to select the contents of the text field when it gets the focus. */
026public class TextComponentFocusListener implements FocusListener
027{
028  private JTextComponent tf;
029
030  /**
031   * The constructor for this listener.
032   * @param tf the text field associated with this listener.
033   */
034  public TextComponentFocusListener(JTextComponent tf)
035  {
036    this.tf = tf;
037  }
038
039  @Override
040  public void focusGained(FocusEvent e)
041  {
042    if (tf.getText() == null || "".equals(tf.getText()))
043    {
044      tf.setText(" ");
045      tf.selectAll();
046      tf.setText("");
047    }
048    else
049    {
050      tf.selectAll();
051    }
052  }
053
054  @Override
055  public void focusLost(FocusEvent e)
056  {
057  }
058}