centeredframe.java

来自「Deployment of Server 1.install Tomca」· Java 代码 · 共 43 行

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


/** 
 * @author   Ian A. Mason.
 * @version  1.2
 * @since    March 2003, revised March 2005
 */

public class CenteredFrame extends Frame{

     CenteredFrame(String title){
	 super(title);
	 Dimension d = 
	     Toolkit.getDefaultToolkit().getScreenSize();
	 int screenH = d.height;
	 int screenW = d.width;
	 setSize(screenW/2, screenH/2);
	 setLocation(screenW/4, screenH/4);
	 addWindowListener(new WindowAdapter(){
		 public void windowClosing(WindowEvent we){
		     CenteredFrame.this.dispose();
		 }
	     });
     }


     public static void main(String[] args) {
	 CenteredFrame f = new CenteredFrame("Centered Frame");
	 f.setVisible(true);
     }
     
     
 }