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.
   */
  
  /*
   * InstanceInfoFrame.java
   * Copyright (C) 2009 University of Waikato, Hamilton, New Zealand
   */
  
  package weka.gui.visualize;
  
  import weka.core.Instances;
  
  import java.awt.BorderLayout;
  import java.awt.Font;
  import java.util.Vector;
  
  import javax.swing.JFrame;
  import javax.swing.JScrollPane;
  import javax.swing.JTextArea;
  
  /**
   * Frame for displaying information on the displayed data.
   * 
   * @author  fracpete (fracpete at waikato dot ac dot nz)
   * @version $Revision: 5014 $
   */
  public class InstanceInfoFrame
    extends JFrame
    implements InstanceInfo {
  
    /** for serialization. */
    private static final long serialVersionUID = 4684184733677263009L;
  
    /** the underlying data. */
    protected Vector<Instances> m_Data;
    
    /** the text area for displaying the info. */
    protected JTextArea m_TextInfo;
    
    /**
     * Initializes the frame.
     */
    public InstanceInfoFrame() {
      super("Weka: Instance info");
      
      initialize();
      initGUI();
      initFinished();
    }
    
    /**
     * Initializes member variables.
     */
    protected void initialize() {
      m_Data = new Vector<Instances>();
    }
    
    /**
     * Sets up the GUI components.
     */
    protected void initGUI() {
      getContentPane().setLayout(new BorderLayout());
      
      m_TextInfo = new JTextArea();
      m_TextInfo.setEditable(false);
      m_TextInfo.setFont(new Font("Monospaced", Font.PLAIN,12));
      getContentPane().add(new JScrollPane(m_TextInfo), BorderLayout.CENTER);
      
      pack();
      setSize(320, 400);
    }
    
    /**
     * A hook method after initialize() and initGUI have been called.
     */
    protected void initFinished() {
    }
    
    /**
     * Sets the text to display.
     * 
     * @param text	the text to display
     */
    public void setInfoText(String text) {
      m_TextInfo.setText(text);
    }
    
    /**
     * Returns the currently displayed info text.
     * 
     * @return		the info text
     */
    public String getInfoText() {
      return m_TextInfo.getText();
    }
    
    /**
     * Sets the underlying data.
     * 
     * @param data	the data of the info text
     */
    public void setInfoData(Vector<Instances> data) {
      m_Data = new Vector<Instances>();
      if (data != null)
        m_Data.addAll(data);
    }
    
    /**
     * Returns the underlying data.
     * 
     * @return		the data of the info text, can be null
     */
    public Vector<Instances> getInfoData() {
      return m_Data;
    }
  }
  