android中的aidl使用,会弹出一个toast，包括aidl文件，实现service的服务端及客户端调用，很详细，对学习aidl和service的人很有帮助，很完整-android aidl use, will pop up a toast aidl file service server and client calls, very detailed, very helpful for learning aidl and service people, very complete