/**************************************************************************
/* This class is a demo for JFreeReport
/*
/* Copyright (c) 2004 by Bernhard Bablok (mail@bablokb.de)
/*
/* 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; see the file COPYING.  If not, write to
/* the Free Software Foundation Inc., 59 Temple Place - Suite 330,
/* Boston, MA  02111-1307 USA
/**************************************************************************/

import java.awt.*;
import java.awt.event.*;
import java.net.*;
import java.text.*;
import javax.swing.*;
import javax.swing.table.*;

import org.jfree.report.*;
import org.jfree.report.modules.gui.base.*;
import org.jfree.report.modules.gui.base.components.*;
import org.jfree.report.modules.parser.base.*;
import org.jfree.report.util.*;
import org.jfree.ui.*;

/**
   This class is a demo for JFreeReport

   @version $Revision: 1.2 $
   @author  $Author: bablokb $
*/

public class FreeSpace extends JFrame {

  private static final String REPORT_DEFINITION="freespace-report.xml";

  //////////////////////////////////////////////////////////////////////////////

  /** 
      The data for the report.
  */

  private TableModel iData;

  //////////////////////////////////////////////////////////////////////////////

  /**
     Constructs the demo application.
    
     @param title  the frame title.
   */

  public FreeSpace() {
    setTitle("FreeSpace");
    createGUI();
    addWindowListener(new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
	System.exit(0);
      }});
  }

  //////////////////////////////////////////////////////////////////////////////

  /**
     Creates the application GUI.
   */
  public void createGUI() {
    iData = new FreeSpaceTableModel();
    final JTable table = new JTable(iData);
    final JScrollPane scrollPane = new JScrollPane(table);
    getContentPane().add(scrollPane,BorderLayout.CENTER);
    setJMenuBar(createMenuBar());
  }

  //////////////////////////////////////////////////////////////////////////////

  /**
     Creates the menu bar.
    
     @return the menu bar.
   */

  public JMenuBar createMenuBar() {
    JMenuBar mb = new JMenuBar();
    JMenu fileMenu = new JMenu("Datei");

    JMenuItem previewItem = new JMenuItem("Preview");
    previewItem.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent e) {
	  processPreview();
	}
      });
    JMenuItem exitItem = new JMenuItem("Beenden");
    exitItem.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent e) {
	  System.exit(0);
	}
      });

    fileMenu.add(previewItem);
    fileMenu.addSeparator();
    fileMenu.add(exitItem);
    mb.add(fileMenu);
    return mb;
  }

  //////////////////////////////////////////////////////////////////////////////

  /**
     Displays a print preview screen.
   */

  protected void processPreview() {
    final JFreeReport report;
    try {
      report = parseReport();
      report.setData(iData);
      PreviewFrame frame = new PreviewFrame(report);
      frame.getBase().setToolbarFloatable(true);
      frame.pack();
      RefineryUtilities.positionFrameRandomly(frame);
      frame.setVisible(true);
      frame.requestFocus();
    } catch (Exception ex) {
      JOptionPane.showMessageDialog(this,ex.toString(),
        "Exception",JOptionPane.ERROR_MESSAGE);
      return;
    }
  }

  //////////////////////////////////////////////////////////////////////////////

  /**
     Reads the report from the specified template file.
    
     @return a report.
   */

  private JFreeReport parseReport() throws Exception {
    JFreeReport result = null;
    final ReportGenerator generator = ReportGenerator.getInstance();
    result = generator.parseReport(REPORT_DEFINITION);
    return result;
  }

  //////////////////////////////////////////////////////////////////////////////

  /**
     Entry point for running the demo application...
    
     @param args  ignored.
   */

  public static void main(final String[] args)  {
    Boot.start();
    FreeSpace fs = new FreeSpace();
    fs.pack();
    fs.setVisible(true);
  }
}