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.
   */
  
  /*
   *    NoteCustomizer.java
   *    Copyright (C) 2011 University of Waikato, Hamilton, New Zealand
   *
   */
  
  package weka.gui.beans;
  
  import java.awt.BorderLayout;
  import java.awt.Window;
  import java.awt.event.ActionEvent;
  import java.awt.event.ActionListener;
  
  import javax.swing.JButton;
  import javax.swing.JPanel;
  import javax.swing.JTextArea;
  import javax.swing.JScrollPane;
  
  /**
   * Customizer for the note component.
   * 
   * @author Mark Hall (mhall{[at]}pentaho{[dot]}com)
   * @version $Revision: 7146 $
   *
   */
  public class NoteCustomizer extends JPanel implements BeanCustomizer,
      CustomizerCloseRequester, CustomizerClosingListener {
    
    /**
     * for serialization
     */
    private static final long serialVersionUID = 995648616684953391L;
    
    /** the parent window */
    protected Window m_parentWindow;
    
    /** the note to be edited */
    protected Note m_note;
    
    /** text area for displaying the note's text */
    protected JTextArea m_textArea = new JTextArea(5, 20);
    
    /**
     *  Listener that wants to know the the modified status of the object that
     * we're customizing
     */
    private ModifyListener m_modifyListener;
    
    /**
     * Constructs a new note customizer
     */
    public NoteCustomizer() {
      setLayout(new BorderLayout());
      m_textArea.setLineWrap(true);
      
      JScrollPane sc = new JScrollPane(m_textArea);
      
      add(sc, BorderLayout.CENTER);
      
      JButton okBut = new JButton("OK");
      add(okBut, BorderLayout.SOUTH);
      okBut.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
          customizerClosing();
          if (m_parentWindow != null) {
            m_parentWindow.dispose();
          }
        }
      });
    }
  
    @Override
    public void setParentWindow(Window parent) {
      // TODO Auto-generated method stub
      m_parentWindow = parent;
    }
  
    @Override
    public void setObject(Object ob) {
      // TODO Auto-generated method stub
      m_note = (Note)ob;
      m_textArea.setText(m_note.getNoteText());
      m_textArea.selectAll();
    }
  
    @Override
    public void customizerClosing() {
      if (m_note != null) {
        m_note.setNoteText(m_textArea.getText());
        
        if (m_modifyListener != null) {
          m_modifyListener.setModifiedStatus(NoteCustomizer.this, true);
        }
      }    
    }
  
    @Override
    public void setModifiedListener(ModifyListener l) {
      m_modifyListener = l;
    }
  }
  