import java.io.*;
import java.awt.*;
import java.awt.event.*;
import java.applet.Applet;


public class Lift extends Applet implements ActionListener
{
	int mitmendal1 = 3;
	int mitmendal2 = 7;

	Button nupp9 = new Button("9");
	Button nupp8 = new Button("8");
	Button nupp7 = new Button("7");
	Button nupp6 = new Button("6");
	Button nupp5 = new Button("5");
	Button nupp4 = new Button("4");
	Button nupp3 = new Button("3");
	Button nupp2 = new Button("2");
	Button nupp1 = new Button("1");

	public Lift()
	{
		Panel alaOsa = new Panel(new GridLayout(9, 1));
		alaOsa.add(nupp9);
		alaOsa.add(nupp8);
		alaOsa.add(nupp7);
		alaOsa.add(nupp6);
		alaOsa.add(nupp5);
		alaOsa.add(nupp4);
		alaOsa.add(nupp3);
		alaOsa.add(nupp2);
		alaOsa.add(nupp1);
		nupp9.addActionListener(this);
		nupp8.addActionListener(this);
		nupp7.addActionListener(this);
		nupp6.addActionListener(this);
		nupp5.addActionListener(this);
		nupp4.addActionListener(this);
		nupp3.addActionListener(this);
		nupp2.addActionListener(this);
		nupp1.addActionListener(this);

		setLayout(new BorderLayout());
		add(alaOsa, BorderLayout.EAST);
	}


	public void paint(Graphics g)
	{
		g.drawLine(50, 0, 50, 450);
		g.drawLine(70, 0, 70, 450);

		g.drawLine(100, 0, 100, 450);
		g.drawLine(120, 0, 120, 450);
		
		
		for (int alla=0;alla<=450;alla=alla+50)
			g.drawLine(50, alla, 70, alla);
		for (int alla=0;alla<=450;alla=alla+50)
			g.drawLine(100, alla, 120, alla);

		g.fillRect(52,(9-mitmendal1)*50+2,16,46);
		g.fillRect(102,(9-mitmendal2)*50+2, 16, 46);
	}

	public void actionPerformed(ActionEvent e)
	{
		if(e.getSource() == nupp9)
			KutsuLift(9);
		if(e.getSource() == nupp8)
			KutsuLift(8);
		if(e.getSource() == nupp7)
			KutsuLift(7);
		if(e.getSource() == nupp6)
			KutsuLift(6);
		if(e.getSource() == nupp5)
			KutsuLift(5);
		if(e.getSource() == nupp4)
			KutsuLift(4);
		if(e.getSource() == nupp3)
			KutsuLift(3);
		if(e.getSource() == nupp2)
			KutsuLift(2);
		if(e.getSource() == nupp1)
			KutsuLift(1);
	}
	
	public void KutsuLift(int korrus)
	{
		if(Math.abs(mitmendal1-korrus)<Math.abs(mitmendal2-korrus))
			mitmendal1 = korrus;
		else
			mitmendal2 = korrus;
		repaint();
	}
	public static void main(String argumendid[])
	{
		Frame f = new Frame("Lift");
		f.setSize(200,480);
		f.add(new Lift());
		f.setVisible(true);
	}
};