content: /*
   *    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., 675 Mass Ave, Cambridge, MA 02139, USA.
   */
  
  /*
   *    PredictionAppenderCustomizer.java
   *    Copyright (C) 2003 University of Waikato, Hamilton, New Zealand
   *
   */
  
  package weka.gui.beans;
  
  import weka.gui.PropertySheetPanel;
  
  import java.awt.BorderLayout;
  import java.awt.GridLayout;
  import java.awt.Window;
  import java.awt.event.ActionEvent;
  import java.awt.event.ActionListener;
  import java.beans.Customizer;
  import java.beans.PropertyChangeListener;
  import java.beans.PropertyChangeSupport;
  
  import javax.swing.JButton;
  import javax.swing.JPanel;
  
  /**
   * GUI Customizer for the prediction appender bean
   *
   * @author <a href="mailto:mhall@cs.waikato.ac.nz">Mark Hall</a>
   * @version $Revision: 7320 $
   */
  
  public class PredictionAppenderCustomizer
    extends JPanel
    implements BeanCustomizer, CustomizerCloseRequester, 
    CustomizerClosingListener {
  
    /** for serialization */
    private static final long serialVersionUID = 6884933202506331888L;
  
    private PropertyChangeSupport m_pcSupport = 
      new PropertyChangeSupport(this);
    
    private PropertySheetPanel m_paEditor = 
      new PropertySheetPanel();
    
    private PredictionAppender m_appender;
    private boolean m_appendProbsBackup;
    
    private ModifyListener m_modifyListener;
    private Window m_parent;
  
    public PredictionAppenderCustomizer() {
      setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 5, 5, 5));
  
      setLayout(new BorderLayout());
      add(m_paEditor, BorderLayout.CENTER);
      add(new javax.swing.JLabel("PredcitionAppenderCustomizer"), 
  	BorderLayout.NORTH);
      addButtons();
    }
    
    private void addButtons() {
      JButton okBut = new JButton("OK");
      JButton cancelBut = new JButton("Cancel");
      
      JPanel butHolder = new JPanel();
      butHolder.setLayout(new GridLayout(1, 2));
      butHolder.add(okBut); butHolder.add(cancelBut);
      add(butHolder, BorderLayout.SOUTH);
      
      okBut.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          m_modifyListener.setModifiedStatus(PredictionAppenderCustomizer.this, true);
          if (m_parent != null) {
            m_parent.dispose();
          }
        }
      });
      
      cancelBut.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          customizerClosing();
          if (m_parent != null) {
            m_parent.dispose();
          }
        }
      });
    }
  
    /**
     * Set the object to be edited
     *
     * @param object a PredictionAppender object
     */
    public void setObject(Object object) {
      m_appender = ((PredictionAppender)object);
      m_paEditor.setTarget(m_appender);
    }
  
    /**
     * Add a property change listener
     *
     * @param pcl a <code>PropertyChangeListener</code> value
     */
    public void addPropertyChangeListener(PropertyChangeListener pcl) {
      m_pcSupport.addPropertyChangeListener(pcl);
    }
    
    /**
     * Remove a property change listener
     *
     * @param pcl a <code>PropertyChangeListener</code> value
     */
    public void removePropertyChangeListener(PropertyChangeListener pcl) {
      m_pcSupport.removePropertyChangeListener(pcl);
    }
  
    @Override
    public void setModifiedListener(ModifyListener l) {
      m_modifyListener = l;
    }
  
    @Override
    public void setParentWindow(Window parent) {
      m_parent = parent;
    }
  
    @Override
    public void customizerClosing() {
      // restore the backup value
      m_appender.setAppendPredictedProbabilities(m_appendProbsBackup);
      
    }
  }
  