android开发通过设备

Android官方开发文档Training系列课程中文版：连接无线设备之通过P2P搜索网络服务

然而，使用WI-FI P2P搜索服务可以直接搜索附近的设备，而不需要专门通过本地网络。这项特性使得在没有本地网络或者热点的情况下还可以在不同的设备间进行通信。虽然这里的API与NSD的API的目的很相似，但是实现的过程却完全不同。这节课展示...

Android官方开发文档Training系列课程中文版：连接无线设备之通过WIFI创建P2P连接

这节课会学习如何通过WI-FI P2P技术搜索附近的设备并与之建立连接。设置应用权限如果要使用WI-FI P2P技术，需要在程序的清单文件中添加CHANGE\_WIFI\_STATE,ACCESS\_WIFI\_STATE,INTERNET三项权限。Wi-Fi P2P并不需要互联网连接，但是它...

Android官方开发文档Training系列课程中文版：通过NFC共享文件之从其它设备接收文件

获取被拷贝文件的目录 Android Beam文件传输系统会通过一个单一的传输通道将所有的文件拷贝到接收设备上一个目录中。Android Beam文件传输系统的通知会将内容Intent中的URI指向到第一个已被传送的文件上。然而，APP可能还需要对传输系统上...

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