package com.mingrisoft; import java.util.Random; import android.app.Activity; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.view.MotionEvent; import android.view.View; import android.view.View.OnTouchListener; import android.widget.ImageView; import android.widget.Toast; public class MainActivity extends Activity { private int i = 0; // 记录其打到了几只地鼠 private ImageView mouse; // 声明一个ImageView对象 private Handler handler; // 声明一个Handler对象 public int[][] position = new int[][] { { 231, 325 }, { 424, 349 }, { 521, 256 }, { 543, 296 }, { 719, 245 }, { 832, 292 }, { 772, 358 } }; // 创建一个表示地鼠位置的数组 @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); mouse = (ImageView) findViewById(R.id.imageView1); // 获取ImageView对象 mouse.setOnTouchListener(new OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { v.setVisibility(View.INVISIBLE); // 设置地鼠不显示 i++; Toast.makeText(MainActivity.this, "打到[ " + i + " ]只地鼠!", Toast.LENGTH_SHORT).show(); // 显示消息提示框 return false; } }); handler = new Handler() { @Override public void handleMessage(Message msg) { int index = 0; if (msg.what == 0x101) { index = msg.arg1; // 获取位置索引值 mouse.setX(position[index][0]); // 设置X轴位置 mouse.setY(position[index][1]); // 设置Y轴位置 mouse.setVisibility(View.VISIBLE); // 设置地鼠显示 } super.handleMessage(msg); } }; Thread t = new Thread(new Runnable() { @Override public void run() { int index = 0; // 创建一个记录地鼠位置的索引值 while (!Thread.currentThread().isInterrupted()) { index = new Random().nextInt(position.length); // 产生一个随机数 Message m = handler.obtainMessage(); // 获取一个Message m.what = 0x101; // 设置消息标识 m.arg1 = index; // 保存地鼠标位置的索引值 handler.sendMessage(m); // 发送消息 try { Thread.sleep(new Random().nextInt(500) + 500); // 休眠一段时间 } catch (InterruptedException e) { e.printStackTrace(); } } } }); t.start(); // 开启线程 } }
布局文件:
<?xml version="1.0" encoding="utf-8"?> <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/fl" android:background="@drawable/background" android:layout_width="fill_parent" android:layout_height="fill_parent"> <ImageView android:id="@+id/imageView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@drawable/mouse" /> </FrameLayout>
Android开发之Thread+Handler示例(打地鼠)
原文地址:http://blog.csdn.net/minimicall/article/details/39401553