Rupinder Kaur: SHAPES APPEAR WHILE CLIKING BUTTONS

Java Program to show Various Types Of Shapes On Clicking the Buttons

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

public class shp extends Applet implements ActionListener
{
    Button l;
    Button r;
    Button c;
    Button t;
    Object source;

      public static void main(String[] args)
          {
              Frame f = new Frame();
            shp ex = new shp();
             ex.init();
            f.add("Center",ex);
            f.setVisible(true);
               f.pack();
    }

    public void init()
    {
        l = new Button("ADD lINE");
        r = new Button("ADD RECTANGLE");
        c = new Button("ADD CIRCLE");
        t = new Button("ADD STRING");
        add(l);
        add(r);
        add(c);
        add(t);
        l.addActionListener( this );
        r.addActionListener( this );
        c.addActionListener( this );
        t.addActionListener( this );
    }

    public void paint (Graphics g)
    {
        if (source == l){
            g.setColor(Color.green);
            g.drawLine(500,50,1000,100);
        }
        if (source == r){
            g.setColor(Color.blue);
            g.drawRect(500,50,500,50);
        }
        if (source == c){
            g.setColor(Color.pink);
            g.drawOval(680,50,100,100);
        }
        if (source == t){
            g.setColor(Color.magenta);
             g.drawString("RUPINDER KAUR & SONIA DAYMA ARE THE BEST",500,50);

        }

    }

public void actionPerformed(ActionEvent ev)
    {
        if (ev.getSource() == l){
            source = l;
        }
        if (ev.getSource() == r){
            source = r;
        }
          if (ev.getSource() == c){
            source = c;
        }
        if (ev.getSource() == t){
            source = t;
        }
        repaint();

    }
}

OUTPUT :

1.Buttons is Shown-