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Android：四大组件之 Broadcast（广播）

目录一、Broadcast 的定义 Broadcast 是一种广泛运用的、在应用程序之间传输信息的机制，Android 中的广播与传统意义上的电台广播类似，一个广播可以有任意个接收者，当然也可能不被任何应用程序所接收。广播机制是一个典型的发布-订阅模式，也就是观察者模式。广播机制最大的特点是发送...

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Android组件之BroadCast简单实践

作为Android的四大组件之一，没有理由不介绍一下BroadCast，BroadCast中文简单翻译就是广播，前阵子浙江某大学的啦啦操，广场舞的大妈，其中大妈和学生从喇叭和音响上听到的声音就是事件源，接收者就是这些大妈和学生，程序源自实践，Android中BroadCast，有事件广播者也有事件接...

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