android input子系统--InputReader EventHub::getevents之mNeedToScanDevices变量详细分析

EventHub::getevents方法中,mNeedToScanDevices变量的调用过程详细分析         ...         if (mNeedToScanDevices) {             mNeedToScanDevices = false;             scanDevicesLocked();             mNeedToSendFinis

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