chargingchange

The chargingchange event is fired when the charging attribute of the battery API has changed.

General info

Specification

Battery

Interface

Event

Bubbles

No

Cancelable

No

Target

BatteryManager

Default Action

None

Properties

The event callback doesn't receive any event objects, but properties can be read from the BatteryManager object received from the navigator.getBattery method.

Property	Type	Description
BatteryManager.charging	boolean	The system's battery charging status. Returns true if the battery is charging, if the state of the system's battery is not determinable, or if no battery is attached to the system. Returns false if the battery is discharging. Read only.

Example

navigator.getBattery().then(function(battery) {

  console.log("Battery charging? " + (battery.charging ? "Yes" : "No"));

  battery.addEventListener('chargingchange', function() {
    console.log("Battery charging? " + (battery.charging ? "Yes" : "No"));
  });

});

Related events

• chargingtimechange
• dischargingtimechange
• levelchange