// FrameValo.java
// Sytyttää 5 valoa ja sammuttaa ne (Formula-lähtövalot)
// Vesa Lappalainen 26.3.2000
package valo;

import java.awt.*;
import java.awt.event.*;
import com.borland.jbcl.control.*;
import com.borland.jbcl.layout.*;
import javax.swing.*;

class cClockValo implements Runnable {
// Luokka (=säie), joka huolehtii valojen sytyttämisestä ja sammuttamisesta
    Thread clockThread = null;
    int interval;
    int count = 0;
    int valoja;
    ShapeControl valot[];  // Taulukko valoista

    public cClockValo(int interval,ShapeControl valot[]) {
      this.interval = interval;
      this.valot = valot;
      this.valoja = valot.length;
      start();
    }

    public void start() {
      if (clockThread == null) {
        clockThread = new Thread(this, "ClockValo");
        clockThread.start();
      }
    }

    public void run() {  // Varsinainen silmukka sytyttelemään valoja
        // loop terminates when clockThread is set to null in stop()
        while (Thread.currentThread() == clockThread) {
            try {
                Thread.sleep(interval);
                if ( count < valoja ) {
                  valot[count].setForeground(Color.red);
                  count++;
                }
                else {
                  for (int i=0; i<valoja; i++)
                    valot[i].setForeground(Color.black);
                  stop();
                  count = 0;
                }
            } catch (InterruptedException e){
            }
        }
    }

    public void stop() {
      clockThread = null;
    }
}

public class FrameValo extends DecoratedFrame {
  XYLayout xYLayout2 = new XYLayout();
  BevelPanel bevelPanel1 = new BevelPanel();
  BorderLayout borderLayout1 = new BorderLayout();
  ShapeControl shapeControl1 = new ShapeControl();
  final int valoja = 5;
  final int x = 20;
  final int y = 16;
  final int h = 43;
  final int w = 51;
  ShapeControl valot[] = new ShapeControl[valoja];
  cClockValo timer;
  JButton jButtonStart = new JButton();

  //Construct the frame
  public FrameValo() {
    try  {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }

  //Component initialization
  private void jbInit() throws Exception  {
    this.setLayout(borderLayout1);
    this.setSize(new Dimension(365, 105));
    this.setTitle("Kun kaikki valot sammuvat ...");
    bevelPanel1.setLayout(xYLayout2);
    shapeControl1.setForeground(Color.black);
    shapeControl1.setType(ShapeControl.CIRCLE);
    jButtonStart.setText("Start");
    jButtonStart.addActionListener(new java.awt.event.ActionListener() {

      public void actionPerformed(ActionEvent e) {
        jButtonStart_actionPerformed(e);
      }
    });
    this.add(bevelPanel1, BorderLayout.CENTER);
    bevelPanel1.add(shapeControl1, new XYConstraints(x, y, w, h));
    bevelPanel1.add(jButtonStart, new XYConstraints(290, 58, 63, 24));

    valot[0] = shapeControl1;
    for (int i=1; i<valoja; i++) {
      valot[i] = new ShapeControl();
      valot[i].setForeground(shapeControl1.getForeground());
      valot[i].setType(shapeControl1.getType());
      bevelPanel1.add(valot[i], new XYConstraints(x+(w+10)*i, y, w, h));
    }
    timer = new cClockValo(1000,valot);
  }

  void jButtonStart_actionPerformed(ActionEvent e) {
    timer.start();
  }
}