Java program to create a frame and checkbox group with fine checkboxes.
Below code is used for creating a frame and checkbox group with fine checkboxes:
import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import java.util.*;
public class ButtonFrame extends Frame implements ActionListener
{
Button b;
Random rand;
Color c;
public ButtonFrame()
{
addWindowListener(new MyWindowAdapter());
b=new Button("Change Color");
b.addActionListener(this);
add(b);
rand=new Random();
}
public void paint(Graphics g) { }
public static void main(String args[])
{
ButtonFrame ob= new ButtonFrame();
ob.setSize(new Dimension(300, 200));
ob.setTitle("An AWT-Based Application--Buttons in frame");
ob.setLayout(new FlowLayout());
ob.setVisible(true);
}
public void actionPerformed(ActionEvent ie) {
//repaint();
float r=rand.nextFloat();
float gr=rand.nextFloat();
float b=rand.nextFloat();
c=new Color(r,gr,b);
setBackground(c);
}
}
class MyWindowAdapter extends WindowAdapter
{
public void windowClosing(WindowEvent we)
{
System.exit(0);
}
}
Thank You.