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

public class shape extend Applet implements itemListener
{
	Chekbox reet,circle,line;
	ChekboxGroup cbg;

	String msg;
	String s1="reet";
	String s2="circle";
	string s3="line";
	publice void init()
	{
		cbg=new checkboxGroup();

		rect = new checkbox("reet,cbg,tru);
		circle = new Checkbox("circle",cbg.false);
		line = new Checkbox("line",cbg,false);

		add(reet);
		add(circle);
		add(line);

		rect.addItemListener(this);
		circle.addItemLisener(this);
		line.addItemListener(this);	
	}
	public void item StateChanged(ItemEvent ie)
	{
		repaint();
	}
	publice void paint(Graphics g)
	{
		msg=cbg.getSlectedCheckbox().getLabel();
		if(masg.compareTo(s1)==0)
		{
			g.drawRect(10,40,40,80);
		}
		else if(msg.compareTo(s2)==0)
		{
			g.drawOvel(10,40,80,80);
		}
		else
		{
			g.drawLine(0,0,100,100);
		}
	}
}

The post Java program to implement a shape selector from a given set of shapes first appeared on Student Projects.

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

public class fillcolor extends Applet implement Item Listener
{
	checkbox red,yellow,black,blue.orange;
	CheckboxGroup cbg;
	String msg;
	String s1="red";
	String s2="yellow";
	String s3="black";
	String s4="orange";
	public void init()
	{
		cbg = new CheckboxGroup();
		red = new Chechbox("red",cbg,true);
		yellow= new Checkbox("yellow",cbg,false);
		black = new checkbox("black",cbg,false);
		blue = new Checkbox("blue",cbg,false);
		orange = new checkbox("orange".cbg.false);
		add(red);
		add(yellow);
		add(black);
		add(blue);
		add(orange);
		red.addItemListener(this);
		yellow.addItemListener(this);
		black.addItemListener(this);
		blue.addItemListener(this);
		orange.addItemListener(this);
	}
	publice void itemStartechanged(ItemEvent ie)
	{
		repaint();
	}
	publice void paint (Graphics g)
	{
		msg = cbg.getSelectedCheckbox().getLabel();
		if(msg.compareTo(s1)==0)
		{	
		    setBackground(Color.red);
		}
		else if (msg.compareTo(s2)==0)
		{
		    setBackground(Color.yellow);
		}
		else if(msg.compare To(s3)==0)
		{
		    setBackground(color.black);
		}
		else if (msg.compareTo(s4)==o)
		{
		    setBackground(Color.blue);
		}
		else
		{
		    set Background(Color.orange);
		}
	}
}

The post Java program to implement a Color Section from a given set of Color. first appeared on Student Projects.

Output:

The post Java applet program that displays a simple message first appeared on Student Projects.