振动器（Vibrator）

package com.wwj.serviceandboardcast; import android.app.Activity; import android.app.Service; import android.os.Bundle; import android.os.Vibrator; import android.view.MotionEvent; import android.widget.Toast; public class MainActivity extends Activity { Vibrator vibrator; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); // 获取系统的Vibrator服务 vibrator = (Vibrator) getSystemService( Service.VIBRATOR_SERVICE); } // 重写onTouchEvent方法，当用户触碰触摸屏时触发该方法 @Override public boolean onTouchEvent(MotionEvent event) { Toast.makeText(this, "手机振动" , Toast.LENGTH_SHORT).show(); 秒 vibrator.vibrate(2000); return super.onTouchEvent(event); } }