KeyguardServiceDelegate 是 KeyguardService的带了类,
PowerManagerService 或者说客户端调用这个服务来通知 Keyguard各种事件。
如
setKeyguardEnabled
onSystemReady
onScreenTurnedOff
onScreenTurningOn
onScreenTurningOff
onStartedWakingUp
onFinishedWakingUp
dismiss
onStartedGoingToSleep
onFinishedGoingToSleep
如何禁用keyguard
setKeyguardEnabled
PASSWORD_QUALITY_UNSPECIFIED
DevicePolicyManager