simpleframe.java

一个J2SE的简单入门

package 第八章;
import javax.swing.*;
class SimpleFrame extends JFrame{
	public static void main(String[] args)
	{
		SimpleFrame  frame= new SimpleFrame("hello");
	
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	
		frame.show();
	
		
	}

	public SimpleFrame(String s )
	{
		setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT );
		//setTitle("hello world");
		
	}
	public static final int DEFAULT_WIDTH = 300;
	public static final int DEFAULT_HEIGHT= 200;

}