Power Management Status

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Procedure:

(SDL-GET-POWER-INFO) → list

Returns:

A list of 3 elements. (seconds percentage state)

C Function Name:

SDL_GetPowerInfo

Notes:

seconds : Seconds of battery life left. Will return -1 if we can't determine a value, or we're not running on a battery.

percentage : Percentage of battery life left, between 0 and 100. Will return -1 if we can't determine a value, or we're not running on a battery.

state
SDL-POWERSTATE-UNKNOWN
SDL-POWERSTATE-ON-BATTERY
SDL-POWERSTATE-NO-BATTERY
SDL-POWERSTATE-CHARGING
SDL-POWERSTATE-CHARGED