Source for org.jfree.ui.StandardDialog

   1: /* ========================================================================
   2:  * JCommon : a free general purpose class library for the Java(tm) platform
   3:  * ========================================================================
   4:  *
   5:  * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
   6:  * 
   7:  * Project Info:  http://www.jfree.org/jcommon/index.html
   8:  *
   9:  * This library is free software; you can redistribute it and/or modify it 
  10:  * under the terms of the GNU Lesser General Public License as published by 
  11:  * the Free Software Foundation; either version 2.1 of the License, or 
  12:  * (at your option) any later version.
  13:  *
  14:  * This library is distributed in the hope that it will be useful, but 
  15:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
  16:  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
  17:  * License for more details.
  18:  *
  19:  * You should have received a copy of the GNU Lesser General Public
  20:  * License along with this library; if not, write to the Free Software
  21:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
  22:  * USA.  
  23:  *
  24:  * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
  25:  * in the United States and other countries.]
  26:  * 
  27:  * -------------------
  28:  * StandardDialog.java
  29:  * -------------------
  30:  * (C) Copyright 2000-2004, by Object Refinery Limited.
  31:  *
  32:  * Original Author:  David Gilbert (for Object Refinery Limited);
  33:  * Contributor(s):   Arnaud Lelievre;
  34:  *
  35:  * $Id: StandardDialog.java,v 1.5 2005/11/16 15:58:41 taqua Exp $
  36:  *
  37:  * Changes (from 26-Oct-2001)
  38:  * --------------------------
  39:  * 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
  40:  * 08-Sep-2003 : Added internationalization via use of properties resourceBundle (RFE 690236) (AL);
  41:  *
  42:  */
  43: 
  44: package org.jfree.ui;
  45: 
  46: import java.awt.Dialog;
  47: import java.awt.Frame;
  48: import java.awt.event.ActionEvent;
  49: import java.awt.event.ActionListener;
  50: import java.util.ResourceBundle;
  51: 
  52: import javax.swing.BorderFactory;
  53: import javax.swing.JButton;
  54: import javax.swing.JDialog;
  55: import javax.swing.JPanel;
  56: 
  57: /**
  58:  * The base class for standard dialogs.
  59:  *
  60:  * @author David Gilbert
  61:  */
  62: public class StandardDialog extends JDialog implements ActionListener {
  63: 
  64:     /** Flag that indicates whether or not the dialog was cancelled. */
  65:     private boolean cancelled;
  66: 
  67:     /** The resourceBundle for the localization. */
  68:     protected static final ResourceBundle localizationResources = 
  69:         ResourceBundle.getBundle("org.jfree.ui.LocalizationBundle");
  70: 
  71:     /**
  72:      * Standard constructor - builds a dialog...
  73:      *
  74:      * @param owner  the owner.
  75:      * @param title  the title.
  76:      * @param modal  modal?
  77:      */
  78:     public StandardDialog(final Frame owner, final String title, final boolean modal) {
  79:         super(owner, title, modal);
  80:         this.cancelled = false;
  81:     }
  82: 
  83:     /**
  84:      * Standard constructor - builds a dialog...
  85:      *
  86:      * @param owner  the owner.
  87:      * @param title  the title.
  88:      * @param modal  modal?
  89:      */
  90:     public StandardDialog(final Dialog owner, final String title, final boolean modal) {
  91:         super(owner, title, modal);
  92:         this.cancelled = false;
  93:     }
  94: 
  95:     /**
  96:      * Returns a flag that indicates whether or not the dialog has been cancelled.
  97:      *
  98:      * @return boolean.
  99:      */
 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: }