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    /* KeyChooser.java
     *
     * created: Mon Sep  6 1999
     *
     * This file is part of Artemis
     * 
     * Copyright (C) 1999  Genome Research Limited
     * 
     * This program is free software; you can redistribute it and/or
     * modify it under the terms of the GNU General Public License
     * as published by the Free Software Foundation; either version 2
     * of the License, or (at your option) any later version.
     * 
     * This program 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 for more details.
     * 
     * You should have received a copy of the GNU General Public License
     * along with this program; if not, write to the Free Software
     * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
     *
     * $Header: //tmp/pathsoft/artemis/uk/ac/sanger/artemis/components/KeyChooser.java,v 1.1 2004-06-09 09:47:00 tjc Exp $
     */
    
    package uk.ac.sanger.artemis.components;
    
    import uk.ac.sanger.artemis.*;
    
    import uk.ac.sanger.artemis.io.Key;
    import uk.ac.sanger.artemis.io.EntryInformation;
    
    import java.awt.*;
    import java.awt.event.*;
    
    import javax.swing.*;
    
    /**
     *  This component is a KeyChoice component in a JFrame (see addItemListener ()
     *  and removeItemListener () for details).
     *
     *  @author Kim Rutherford
     *  @version $Id: KeyChooser.java,v 1.1 2004-06-09 09:47:00 tjc Exp $
     **/
    public class KeyChooser extends JFrame {
      /**
       *  Create a new KeyChooser component with CDS as the default key.
       *  @param entry_information The object to get the list of possible
       *    keys from.
       **/
      public KeyChooser (final EntryInformation entry_information) {
        this (entry_information, Key.CDS);
      }
    
      /**
       *  Create a new KeyChooser component with the given key as the default.
       *  @param entry_information The object to get the list of possible
       *    keys from.
       **/
      public KeyChooser (final EntryInformation entry_information,
                         final Key default_key) {
        key_choice = new KeyChoice (entry_information, default_key);
    
        getContentPane ().add (key_choice, "Center");
    
        final JPanel panel = new JPanel ();
    
        panel.add (ok_button);
        ok_button.addActionListener (new ActionListener () {
          public void actionPerformed (ActionEvent e) {
            KeyChooser.this.dispose ();
          }
        });
    
        panel.add (close_button);
        close_button.addActionListener (new ActionListener () {
          public void actionPerformed (ActionEvent e) {
            KeyChooser.this.dispose ();
          }
        });
    
        getContentPane ().add (panel, "South");
        pack ();
    
        addWindowListener (new WindowAdapter () {
          public void windowClosing (WindowEvent event) {
            KeyChooser.this.dispose ();
          }
        });
    
        pack ();
    
        final Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();
        setLocation (new Point ((screen.width - getSize ().width) / 2,
                                (screen.height - getSize ().height) / 2));
      }
    
      /**
       *  Return the KeyChoice component that is displayed in this JFrame.
       **/
      public KeyChoice getKeyChoice () {
        return key_choice;
      }
    
      /**
       *  Return the reference of the OK button of this KeyChooser.
       **/
      public JButton getOKButton () {
        return ok_button;
      }
    
      private KeyChoice key_choice;
    
      final private JButton ok_button = new JButton ("OK");
    
      final private JButton close_button = new JButton ("Cancel");
    }