【Java开源代码栏目提醒】:网学会员Java开源代码为您提供BoxObserver.java参考,解决您在BoxObserver.java学习中工作中的难题,参考学习。
package com.javapatterns.observer.monkeyking;
import java.awt.Frame;
import java.util.Observable;
import java.awt.GridLayout;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
public class BoxObserver extends Frame
{
Observable notifier = new BoxObservable();
public BoxObserver(int grid)
{
setTitle("Demonstrates Observer pattern");
setLayout(new GridLayout(grid, grid));
for(int x = 0; x < grid; x++)
for(int y = 0; y < grid; y++)
add(new OCBox(x, y, notifier));
}
public static void main(String[] args)
{
int grid = 8;
if(args.length > 0)
grid = Integer.parseInt(args[0]);
Frame f = new BoxObserver(grid);
f.setSize(500, 400);
f.setVisible(true);
f.addWindowListener(
new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
}
}