倒计时器, android版 8秒 Thread Handle
public Thread_Time thread_Time ;
private int time = 8;
final Handler handler = new Handler(){ public void handleMessage(Message msg){ switch (msg.what) { case 1: time--; timeview.setText("" + time); if(time == 0){ winOrLose(butID,computerID); //2个ID比较 timeview.setText("" + time); thread_Time.setFlag(false); } if(time<0){ time = 0; timeview.setText("" + time); } break; default: break; } } };
public void onCreate(Bundle savedInstanceState) { requestWindowFeature(Window.FEATURE_NO_TITLE); super.onCreate(savedInstanceState); setContentView(R.layout.main); //启动线程 thread_Time = new Thread_Time(GameActivity.this); thread_Time.start(); }
public class Thread_Time extends Thread{ GameActivity GA = new GameActivity(); public boolean flag = true; public void setFlag(boolean flag) { this.flag = flag; } public Thread_Time(GameActivity GA) { this.GA = GA; } public void run(){ while(flag){ try{ Thread.sleep(1000); // sleep 1000ms Message message = new Message(); message.what = 1; GA.handler.sendMessage(message); }catch (Exception e) { e.printStackTrace(); } } } }