001 /* ========================================================================
002 * JCommon : a free general purpose class library for the Java(tm) platform
003 * ========================================================================
004 *
005 * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
006 *
007 * Project Info: http://www.jfree.org/jcommon/index.html
008 *
009 * This library is free software; you can redistribute it and/or modify it
010 * under the terms of the GNU Lesser General Public License as published by
011 * the Free Software Foundation; either version 2.1 of the License, or
012 * (at your option) any later version.
013 *
014 * This library is distributed in the hope that it will be useful, but
015 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
016 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
017 * License for more details.
018 *
019 * You should have received a copy of the GNU Lesser General Public
020 * License along with this library; if not, write to the Free Software
021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
022 * USA.
023 *
024 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
025 * in the United States and other countries.]
026 *
027 * -------------------
028 * StandardDialog.java
029 * -------------------
030 * (C) Copyright 2000-2004, by Object Refinery Limited.
031 *
032 * Original Author: David Gilbert (for Object Refinery Limited);
033 * Contributor(s): Arnaud Lelievre;
034 *
035 * $Id: StandardDialog.java,v 1.6 2007/11/02 17:50:36 taqua Exp $
036 *
037 * Changes (from 26-Oct-2001)
038 * --------------------------
039 * 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
040 * 08-Sep-2003 : Added internationalization via use of properties resourceBundle (RFE 690236) (AL);
041 *
042 */
043
044 package org.jfree.ui;
045
046 import java.awt.Dialog;
047 import java.awt.Frame;
048 import java.awt.event.ActionEvent;
049 import java.awt.event.ActionListener;
050 import java.util.ResourceBundle;
051 import javax.swing.BorderFactory;
052 import javax.swing.JButton;
053 import javax.swing.JDialog;
054 import javax.swing.JPanel;
055
056 /**
057 * The base class for standard dialogs.
058 *
059 * @author David Gilbert
060 */
061 public class StandardDialog extends JDialog implements ActionListener {
062
063 /** Flag that indicates whether or not the dialog was cancelled. */
064 private boolean cancelled;
065
066 /** The resourceBundle for the localization. */
067 protected static final ResourceBundle localizationResources =
068 ResourceBundle.getBundle("org.jfree.ui.LocalizationBundle");
069
070 /**
071 * Standard constructor - builds a dialog...
072 *
073 * @param owner the owner.
074 * @param title the title.
075 * @param modal modal?
076 */
077 public StandardDialog(final Frame owner, final String title, final boolean modal) {
078 super(owner, title, modal);
079 this.cancelled = false;
080 }
081
082 /**
083 * Standard constructor - builds a dialog...
084 *
085 * @param owner the owner.
086 * @param title the title.
087 * @param modal modal?
088 */
089 public StandardDialog(final Dialog owner, final String title, final boolean modal) {
090 super(owner, title, modal);
091 this.cancelled = false;
092 }
093
094 /**
095 * Returns a flag that indicates whether or not the dialog has been cancelled.
096 *
097 * @return boolean.
098 */
099 public boolean isCancelled() {
100 return this.cancelled;
101 }
102
103 /**
104 * Handles clicks on the standard buttons.
105 *
106 * @param event the event.
107 */
108 public void actionPerformed(final ActionEvent event) {
109 final String command = event.getActionCommand();
110 if (command.equals("helpButton")) {
111 // display help information
112 }
113 else if (command.equals("okButton")) {
114 this.cancelled = false;
115 setVisible(false);
116 }
117 else if (command.equals("cancelButton")) {
118 this.cancelled = true;
119 setVisible(false);
120 }
121 }
122
123 /**
124 * Builds and returns the user interface for the dialog. This method is shared among the
125 * constructors.
126 *
127 * @return the button panel.
128 */
129 protected JPanel createButtonPanel() {
130
131 final L1R2ButtonPanel buttons = new L1R2ButtonPanel(localizationResources.getString("Help"),
132 localizationResources.getString("OK"),
133 localizationResources.getString("Cancel"));
134
135 final JButton helpButton = buttons.getLeftButton();
136 helpButton.setActionCommand("helpButton");
137 helpButton.addActionListener(this);
138
139 final JButton okButton = buttons.getRightButton1();
140 okButton.setActionCommand("okButton");
141 okButton.addActionListener(this);
142
143 final JButton cancelButton = buttons.getRightButton2();
144 cancelButton.setActionCommand("cancelButton");
145 cancelButton.addActionListener(this);
146
147 buttons.setBorder(BorderFactory.createEmptyBorder(4, 0, 0, 0));
148 return buttons;
149 }
150
151 }