简易打地鼠游戏

import java.util.Random;
import java.util.Timer;
import java.util.TimerTask;

import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseListener;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;

public class PlayMouse {
    public static int sorce = 0;
    private Display display = Display.getDefault();;
    private Shell shell = new Shell(display);
    public Label[] labels = { new Label(shell, SWT.NONE), new Label(shell, SWT.NONE), new Label(shell, SWT.NONE),
            new Label(shell, SWT.NONE), new Label(shell, SWT.NONE), new Label(shell, SWT.NONE),
            new Label(shell, SWT.NONE), new Label(shell, SWT.NONE), new Label(shell, SWT.NONE) };
//    private Thread thread = null;
    private Runnable runnable;
    private boolean exit = true;
    public static void main(String[] args) {
        PlayMouse playMouse = new PlayMouse();

    }

    public PlayMouse() {

        shell.setSize(800, 600);
        shell.setText("PlayMouse");
        shell.setLayout(null);

        shell.setBackgroundImage(new Image(display, "Image\3.jpg"));
        Image image = new Image(display, "Image\11.jpg");

        labels[0].setBounds(38, 147, 111, 74);
        labels[1].setBounds(291, 147, 111, 74);
        labels[2].setBounds(603, 147, 111, 74);
        labels[3].setBounds(38, 318, 111, 74);
        labels[4].setBounds(291, 318, 111, 74);
        labels[5].setBounds(603, 318, 111, 74);
        labels[6].setBounds(38, 445, 111, 74);
        labels[7].setBounds(291, 445, 111, 74);
        labels[8].setBounds(603, 445, 111, 74);

        Label label = new Label(shell, SWT.NONE);
        label.setBounds(539, 29, 123, 20);
        label.setText("您的分数为：" + sorce + " 分");

        Button btnNewButton = new Button(shell, SWT.NONE);
        btnNewButton.setBounds(0, 44, 98, 30);
        btnNewButton.setText("开始");
        Button btnNewButton_1 = new Button(shell, SWT.NONE);
        btnNewButton_1.setBounds(126, 44, 98, 30);
        btnNewButton_1.setText("停止");
        btnNewButton_1.setEnabled(false);
        btnNewButton.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                Thread thread = null;
                display.asyncExec(thread);
                thread = new Thread() {
                    public void run() {
                        exit = true;//用于停止时跳出循环
                        while (exit) {
                            display.asyncExec(runnable = new Runnable() {
                                @Override
                                public void run() {
                                    for (Label l : labels) {
                                        l.setVisible(false);
                                    }
                                    int mousenum = (int) (Math.random() * 9);
                                    System.out.println(mousenum);
                                    labels[mousenum].setVisible(true);
                                }
                            });
                            try {                            
                                thread.sleep(1000);
                            } catch (InterruptedException e) {
                                // TODO Auto-generated catch block
                                e.printStackTrace();
                            }
                        }
                    }
                };
                thread.start();
                btnNewButton.setEnabled(!btnNewButton.isEnabled());
                btnNewButton_1.setEnabled(!btnNewButton_1.isEnabled());
            }
        });

        btnNewButton_1.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                exit = false;//跳出循环线程终止
                btnNewButton.setEnabled(!btnNewButton.isEnabled());
                btnNewButton_1.setEnabled(!btnNewButton_1.isEnabled());
            }
        });

        for (Label l : labels) {
            l.setText("");
            l.setBackgroundImage(image);
            // l.setVisible(false);
            l.addMouseListener(new org.eclipse.swt.events.MouseAdapter() {
                @Override
                public void mouseDown(MouseEvent e) {
                    PlayMouse.sorce++;
                    label.setText("您的分数为：" + sorce + " 分");
                    l.setVisible(false);
                }
            });
        }
        shell.open();
        shell.layout();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch()) {
                display.sleep();
            }
        }

    }
}