    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 1.5 2005/11/16 15:58:41 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
    052    import javax.swing.BorderFactory;
    053    import javax.swing.JButton;
    054    import javax.swing.JDialog;
    055    import javax.swing.JPanel;
    056
    057    /**
    058     * The base class for standard dialogs.
    059     *
    060     * @author David Gilbert
    061     */
    062    public class StandardDialog extends JDialog implements ActionListener {
    063
    064        /** Flag that indicates whether or not the dialog was cancelled. */
    065        private boolean cancelled;
    066
    067        /** The resourceBundle for the localization. */
    068        protected static final ResourceBundle localizationResources =
    069            ResourceBundle.getBundle("org.jfree.ui.LocalizationBundle");
    070
    071        /**
    072         * Standard constructor - builds a dialog...
    073         *
    074         * @param owner  the owner.
    075         * @param title  the title.
    076         * @param modal  modal?
    077         */
    078        public StandardDialog(final Frame owner, final String title, final boolean modal) {
    079            super(owner, title, modal);
    080            this.cancelled = false;
    081        }
    082
    083        /**
    084         * Standard constructor - builds a dialog...
    085         *
    086         * @param owner  the owner.
    087         * @param title  the title.
    088         * @param modal  modal?
    089         */
    090        public StandardDialog(final Dialog owner, final String title, final boolean modal) {
    091            super(owner, title, modal);
    092            this.cancelled = false;
    093        }
    094
    095        /**
    096         * Returns a flag that indicates whether or not the dialog has been cancelled.
    097         *
    098         * @return boolean.
    099         */
    100        public boolean isCancelled() {
    101            return this.cancelled;
    102        }
    103
    104        /**
    105         * Handles clicks on the standard buttons.
    106         *
    107         * @param event  the event.
    108         */
    109        public void actionPerformed(final ActionEvent event) {
    110            final String command = event.getActionCommand();
    111            if (command.equals("helpButton")) {
    112                // display help information
    113            }
    114            else if (command.equals("okButton")) {
    115                this.cancelled = false;
    116                setVisible(false);
    117            }
    118            else if (command.equals("cancelButton")) {
    119                this.cancelled = true;
    120                setVisible(false);
    121            }
    122        }
    123
    124        /**
    125         * Builds and returns the user interface for the dialog.  This method is shared among the
    126         * constructors.
    127         *
    128         * @return the button panel.
    129         */
    130        protected JPanel createButtonPanel() {
    131
    132            final L1R2ButtonPanel buttons = new L1R2ButtonPanel(localizationResources.getString("Help"),
    133                                                          localizationResources.getString("OK"),
    134                                                          localizationResources.getString("Cancel"));
    135
    136            final JButton helpButton = buttons.getLeftButton();
    137            helpButton.setActionCommand("helpButton");
    138            helpButton.addActionListener(this);
    139
    140            final JButton okButton = buttons.getRightButton1();
    141            okButton.setActionCommand("okButton");
    142            okButton.addActionListener(this);
    143
    144            final JButton cancelButton = buttons.getRightButton2();
    145            cancelButton.setActionCommand("cancelButton");
    146            cancelButton.addActionListener(this);
    147
    148            buttons.setBorder(BorderFactory.createEmptyBorder(4, 0, 0, 0));
    149            return buttons;
    150        }
    151
    152    }