一、收发标准广播Android的广播机制正式借鉴了Wifi的通信原理，不必搭建专门的通路，就能在发送方与接收方之间建立连接，同时广播也是Android的四大组件之一，它用于Android各组件之间的灵活通信，与活动的区别在于以下几点1：活动只能一对一通信，而广播可以一对多，一人发送广播，多人接收处理2：对于发送方来说广播不需要考虑接收放有没有在工作3：对于接收方来说，因为可能会收到各式各样的广....

文章 2017-11-22 来自：开发者社区

Android开发学习笔记：手机震动控制浅析

Android系统中Vibrator对象负责对手机震动的处理，具体的实现方法： 1.获取振动器Vibrator的实例： Vibrator vibrator = (Vibrator) getSystemService(VIBRATOR_SERVICE); getSystemService(VIBRATOR_SERVICE)：获得一个...

文章 2017-11-12 来自：开发者社区

Android 手机震动功能实现

1首先在AndroidManifest.xml中添加震动权限 <uses-permission android:name="android.permission.VIBRATE" />   2代码中加入： Vibrator vib = (Vibrator) this.getSystemService(Service.VIBRATOR_SERVIC...

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