pro0603 - プログラム倉庫

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

class pro0603 extends Frame {

  public static void main(String [] args) { 
      Frame f=new pro0603(); 
      f.setTitle("[[pro]]0603"); 
      f.setSize(500,500); 
      f.setBackground(Color.yellow); 
      f.setVisible(true); 
  } 

pro0603(){addWindowListener(new stopwin());}
class stopwin extends WindowAdapter{

  public void windowClosing(WindowEvent we){System.exit(0);} 
  } 

public void paint(Graphics g){
g.setColor(Color.red);
g.fillRect(100,100,200,200);

} 

}