/*
* JBoss, the OpenSource J2EE webOS
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package org.drools.examples.sudoku;
import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.IOException;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
import org.drools.examples.sudoku.rules.DroolsSudokuGridModel;
import org.drools.examples.sudoku.swing.SudokuGridSamples;
import org.drools.examples.sudoku.swing.SudokuGridView;
/**
* This example shows how Drools can be used to solve a 9x9 Sudoku Grid.
* <p
* This Class hooks together the GUI and the model and allows you to
* load different grids.
*
* @author <a href="pbennett@redhat.com">Pete Bennett</a>
* @version $Revision: 1.1 $
*/
public class Main
implements ActionListener
{
private JFrame mainFrame;
private SudokuGridView sudokuGridView;
private DroolsSudokuGridModel droolsSudokuGridModel;
private JMenuBar menuBar = new JMenuBar();
private JMenu fileMenu = new JMenu("File");
private JMenu samplesMenu = new JMenu("Samples");
private JMenuItem openMenuItem = new JMenuItem("Open...");
private JMenuItem exitMenuItem = new JMenuItem("Exit");
private BorderLayout borderLayout = new BorderLayout();
private FlowLayout flowLayout = new FlowLayout(FlowLayout.RIGHT);
private JPanel buttonPanel = new JPanel(flowLayout);
private JButton solveButton = new JButton("Solve");
private JFileChooser fileChooser;
public static void main(String[] args)
{
@SuppressWarnings("unused")
Main main = new Main();
}
public Main()
{
mainFrame = new JFrame("Drools Sudoku Example");
for (String sampleName : SudokuGridSamples.getInstance().getSampleNames())
{
JMenuItem menuItem = new JMenuItem(sampleName);
menuItem.addActionListener(this);
samplesMenu.add(menuItem);
}
fileMenu.add(samplesMenu);
openMenuItem.addActionListener(this);
// fileMenu.add(openMenuItem);
exitMenuItem.addActionListener(this);
fileMenu.add(exitMenuItem);
menuBar.add(fileMenu);
mainFrame.setJMenuBar(menuBar);
sudokuGridView = new SudokuGridView();
droolsSudokuGridModel = new DroolsSudokuGridModel(SudokuGridSamples.getInstance().getSample("Simple"));
mainFrame.setLayout(borderLayout);
mainFrame.add(BorderLayout.CENTER, sudokuGridView);
// buttonPanel.add(fireOneRuleButton);
buttonPanel.add(solveButton);
solveButton.addActionListener(this);
mainFrame.add(BorderLayout.SOUTH, buttonPanel);
mainFrame.setSize(400,400);
mainFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
mainFrame.setVisible(true);
sudokuGridView.setModel(droolsSudokuGridModel);
}
public void actionPerformed(ActionEvent ev)
{
if (ev.getSource().equals(solveButton))
{
long startTime = System.currentTimeMillis();
if (droolsSudokuGridModel.solve())
{
solveButton.setText("Solved ("+(System.currentTimeMillis()-startTime)+" ms)");
solveButton.setEnabled(false);
}
else
{
solveButton.setText("Unsolved ("+(System.currentTimeMillis()-startTime)+" ms)");
solveButton.setEnabled(false);
}
}
else if (ev.getSource().equals(openMenuItem))
{
if (fileChooser == null)
{
fileChooser = new JFileChooser();
}
try
{
if (fileChooser.showOpenDialog(mainFrame) == JFileChooser.APPROVE_OPTION)
{
System.out.println(fileChooser.getSelectedFile().getCanonicalPath());
}
}
catch (IOException ex)
{
ex.printStackTrace();
}
}
else if (ev.getSource().equals(exitMenuItem))
{
System.exit(0);
}
else if (ev.getSource() instanceof JMenuItem)
{
JMenuItem menuItem = (JMenuItem) ev.getSource();
droolsSudokuGridModel = new DroolsSudokuGridModel(SudokuGridSamples.getInstance().getSample(menuItem.getText()));
sudokuGridView.setModel(droolsSudokuGridModel);
solveButton.setText("Solve");
solveButton.setEnabled(true);
}
else
{
//
}
}
}