randombuttoneventlistener.java

Java版拼图游戏

/*
 * @(#)RandomButtonEventListener.java 1.0 03/08/22
 * Copyright 2003 Entao Zhang, All rights reserved.
 */

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

/**
 * 拼图随意方式的事件处理类.
 */
public class RandomButtonEventListener extends
		ComponentsEventListener implements ActionListener{
	private int loc,swap;
	private int temp;
	private int grids[];

	public RandomButtonEventListener(ImageRevertUnitPane ir){
		super(ir);
	}

	public void addListener(Component c){
		((JButton)c).addActionListener(this);
	}
	
	public void actionPerformed(ActionEvent e){
		if (ir.isConfused()){
			grids=ir.grids;
			swap=ir.swap;
			loc=Integer.parseInt(((Component)e.getSource()).getName());
			
			if (swap==-1){
				ir.swap=loc;
				ir.cm.swapStateChange(false);
			}else{
				ir.cm.swapStateChange(true);
				temp=grids[swap];
				grids[swap]=grids[loc];
				ir.cm.componentStateChange(swap);
				grids[loc]=temp;
				ir.cm.componentStateChange(loc);
				ir.swap=-1;
				ir.isDone();
			}
		}else{
			ir.questionToStart();
		}
	}
}