LAB 2_SimpleFram

SimpleFrame(LAB 2-1)

import java.util.*; 

import java.awt.*; 

import java.awt.event.*; 

import javax.swing.*; 

import javax.swing.event.*; 

class SimpleFrame extends JFrame{ 

 private static final int DEFAULT_WIDTH=400; 

 private static final int DEFAULT_HEIGHT=300; 

 public SimpleFrame(){ 

  setTitle("Simple Frame"); 

  setSize(DEFAULT_WIDTH,DEFAULT_HEIGHT); 

 } 

 public static void main(String[]args){ 

  JFrame frame = new SimpleFrame(); 

  frame.addWindowListener(new WindowAdapter(){ 

   public void windowClosing(WindowEvent e ){ 

    System.exit(0); 

   } 

  }); 

  frame.setVisible(true); 

 } 

}