idle

Find out when the user's system is idle, locked, or active.

To use this API you need to have the "idle" permission.

Types

idle.IdleState

String describing the device's idle state.

Functions

idle.queryState()
Returns "locked" if the system is locked, "idle" if the user has not generated any input for a specified number of seconds, or "active" otherwise.
idle.setDetectionInterval()
Sets the interval used to determine when the system is in an idle state for idle.onStateChanged events.

Events

idle.onStateChanged
Fired when the system changes state.

Browser compatibility

Chrome Edge Firefox Firefox for Android Opera
IdleState Yes No 45.0 48.0 33
onStateChanged Yes No 51 * 51 * 33
queryState Yes No 45.0 * 48.0 * 33
setDetectionInterval Yes No 51 51 33

Chrome incompatibilities

None.

Acknowledgements

This API is based on Chromium's chrome.idle API. This documentation is derived from idle.json in the Chromium code.

Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.

Document Tags and Contributors

 Contributors to this page: wbamberg, kmaglione
 Last updated by: wbamberg,