/*
 * @(#)RunWindow.java	1.11 98/06/29
 *
 * Copyright 1998 by Sun Microsystems, Inc.,
 * 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
 * All rights reserved.
 *
 * This software is the confidential and proprietary information
 * of Sun Microsystems, Inc. ("Confidential Information").  You
 * shall not disclose such Confidential Information and shall use
 * it only in accordance with the terms of the license agreement
 * you entered into with Sun.
 */


import java.awt.Color;
import java.awt.GridBagLayout;
import java.awt.GridBagConstraints;
import java.awt.Component;
import java.awt.Dimension;
import com.sun.java.swing.JPanel;
import com.sun.java.swing.JSlider;
import com.sun.java.swing.JButton;
import com.sun.java.swing.JProgressBar;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import com.sun.java.swing.event.ChangeListener;
import com.sun.java.swing.event.ChangeEvent;
import com.sun.java.swing.border.*;
import java.util.Date;


/**
 * A separate window for running the Java2Demo.  Go from tab to tab forever.
 */
public class RunWindow extends JPanel implements Runnable, ActionListener, ChangeListener {

    private Thread thread;
    private JProgressBar pb;
    private boolean userStop;

    static JSlider jslider;
    static JButton runB;
    static int theDelay = 20;
    static int numRuns = 20;
    static TitledBorder titledborder;


    public RunWindow() {

	setLayout(new GridBagLayout());
	EmptyBorder eb = new EmptyBorder(5,5,5,5);
	setBorder(new CompoundBorder(eb, new BevelBorder(BevelBorder.LOWERED)));

	runB = new JButton("Run");
	runB.setBackground(Color.green);
	runB.addActionListener(this);
	runB.setMinimumSize(new Dimension(60,35));
        Java2Demo.addToGridBag(this, runB, 0, 0, 1, 1, 0.0, 0.0);

	jslider = new JSlider(JSlider.HORIZONTAL, 10, 60, theDelay);
	jslider.setPaintTicks(true);
	jslider.setMajorTickSpacing(10);
	jslider.setMinorTickSpacing(5);
        jslider.addChangeListener(this);
	titledborder = new TitledBorder(new EtchedBorder());
	titledborder.setTitle("Delay = " + String.valueOf(theDelay));
	jslider.setBorder(titledborder);
	jslider.setMinimumSize(new Dimension(60,35));
        Java2Demo.addToGridBag(this, jslider, 1, 0, 1, 1, 1.0, 1.0);

        pb = new JProgressBar();
	pb.setMinimum(0);
        Java2Demo.addToGridBag(this, pb, 0, 1, 2, 1, 1.0, 1.0);
    }


    public void stateChanged(ChangeEvent e) {
	setDelay(jslider.getValue());
    }


    static void setDelay(int delay) {
	if (delay < 10)
	    jslider.setMinimum(delay);
	if (delay > 60)
	    jslider.setMaximum(delay);
	theDelay = delay;
	titledborder.setTitle("Delay = " + String.valueOf(theDelay));
	jslider.validate();
	jslider.repaint();
    }


    public void actionPerformed(ActionEvent e) {
	if (e.getActionCommand() == "Run") {
	    runB.setText("Stop");
	    runB.setBackground(Color.red);
	    start();
	} else if (e.getActionCommand() == "Stop") {
	    stop();
	}
    }


    public void start() {
        thread = new Thread(this);
        thread.setPriority(Thread.MAX_PRIORITY);
	thread.setName("RunWindow");
        thread.start();
	userStop = false;
    }


    public synchronized void stop() {
        thread = null;
	userStop = true;
	notifyAll();
    }


    public void run() {

	System.out.println("\nJava2D Demo RunWindow : " +
		numRuns + " Runs, " +
		theDelay + " second delay between tabs\n" +
	        "java version: " + System.getProperty("java.version") +
		"\n" + System.getProperty("os.name") + " " +
	        System.getProperty("os.version") + "\n");
        Runtime r = Runtime.getRuntime();

	for (int runNum = 0; runNum < numRuns && thread != null; runNum++) {

	    Date d = new Date();
	    System.out.print("#" + runNum + " " + d.toString() + ", ");
            r.gc();
            float freeMemory = (float) r.freeMemory();
            float totalMemory = (float) r.totalMemory();
            System.out.println(((totalMemory - freeMemory)/1024) + "K used");

	    for (int i = 0; i < Java2Demo.tabbedPane.getTabCount() && thread != null; i++) {
	        pb.setValue(0);
	        pb.setMaximum(theDelay);
	        Java2Demo.tabbedPane.setSelectedIndex(i);
	        for (int j = 0; j < theDelay+1 && thread != null; j++) {
		    for (int k = 0; k < 10 && thread != null; k++) {
	                try {
	                    Thread.sleep(100);
	                } catch (Exception e) { e.printStackTrace(); }
		    }
		    pb.setValue(pb.getValue() + 1);
		    pb.repaint();
	        }
	    }
	    if (runNum+1 == numRuns && !userStop) {
		System.out.println("Finished, system.exit.");
		System.exit(0);
	    }
	}
        thread = null;
	runB.setText("Run");
	runB.setBackground(Color.green);
	pb.setValue(0);
    }
}