// Init Darwin notifications
    CFNotificationCenterAddObserver(CFNotificationCenterGetDarwinNotifyCenter(),
                                    NULL,
                                    LisaActions,
                                    CFSTR("com.apple.iokit.hid.displayStatus"),
                                    NULL,
                                    CFNotificationSuspensionBehaviorDeliverImmediately);

    CFNotificationCenterAddObserver(CFNotificationCenterGetDarwinNotifyCenter(),
                                    NULL,
                                    LisaActions,
                                    CFSTR("com.apple.springboard.lockstate"),
                                    NULL,
                                    CFNotificationSuspensionBehaviorDeliverImmediately);

    CFNotificationCenterAddObserver(CFNotificationCenterGetDarwinNotifyCenter(),
                                    NULL,
                                    LisaActions,
                                    CFSTR("com.apple.springboard.pluggedin"),
                                    NULL,
                                    CFNotificationSuspensionBehaviorDeliverImmediately);