前几章我们分析了FM模块的几个主要的类文件,今天要分析的是:FMTransceiver.java // 某些工程中名称为FMRadioService.java public class FmTransceiver { /* Primary FM States : * FM will be in one of the 4 states at any point of time * '0' - FMState_Turned_Off * '1' - FMState_Rx_Turned_On * '…
一.Looper Looper对象,顾名思义,直译过来就是循环的意思,从MessageQueue中不断取出message. Class used to run a message loop for a thread. Threads by default do not have a message loop associated with them; to create one, call prepare() in the thread that is to run the loop, and…