PowerModes
Defines identifiers for power mode events reported by the operating system.
Resume = 1
The operating system is about to resume from a suspended state.
StatusChange = 2
A power mode status notification event has been raised by the operating system. This might indicate a weak or charging battery, a transition between AC power and battery, or another change in the status of the system power supply.
Suspend = 3
The operating system is about to be suspended.