Exercise no. 38

package lord1;

import javax.swing.*;

import java.awt.*;

public class guiframe extends JFrame
{
    private static final Color yellowgreen = null;
  
private Container con=getContentPane();
final int width_of_Frame=400;
final int height_of_Frame=150;
JLabel first=new JLabel ("  Enter first number  :");
JLabel second=new JLabel("Enter second number :");
JTextField firstfield=new JTextField(10);
JTextField secondfield=new JTextField(10);
JButton ok = new JButton    ("  1OK" );
JButton Cancel = new JButton("Cancel"); 


public guiframe()
{
    super("My JFrame");
    setSize(width_of_Frame,height_of_Frame);
JPanel firstfieldpane =new JPanel();
JPanel secondfieldpane =new JPanel();
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    con.setBackground(Color.green);
    con.setLayout(new FlowLayout());
    con.add(first);
    con.add(firstfieldpane);
    con.add(ok);
    con.add(second);
    con.add(secondfieldpane);
    con.add(Cancel);
 
    ok.setBackground(Color.green);
    Cancel.setBackground(Color.green);
 
    firstfieldpane.add(firstfield);
    firstfieldpane.setBackground(Color.orange);
    secondfieldpane.add(secondfield);
    secondfieldpane.setBackground(Color.orange);
 
 
 
 
}
 
public static void main(String[]args)
{
    guiframe myframe=new guiframe();
    myframe.setVisible(true);
 
}
}