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Android Service 使用指南 #6

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zhangsr opened this issue Dec 3, 2015 · 0 comments

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zhangsr commented Dec 3, 2015

一、是什么

Service 继承自 Context，相当于与 Activity 同级的运行上下文。

二、特点

无交互
后台运行：不受界面、应用切换的影响
自重启
默认在主线程执行，一般会另起线程

三、启动方式

Stated 方式

典型使用场景：社交应用的在线心跳（与 Activity 单向通信）

Bound 方式

典型使用场景：音乐播放（与 Activity 双向通信）

四、选用决策图

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