IdleDetector: userState property
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
Note: This feature is available in Dedicated Web Workers.
The userState read-only property of the IdleDetector interface returns a string indicating whether the user has interacted with the device since the call to start().
Value
Either "active" or "idle" if IdleDetector.start() has been called, or null otherwise.
Examples
In the following example, the change callback prints the status of userState and screenState to the console.
idleDetector.addEventListener("change", () => {
const userState = idleDetector.userState;
const screenState = idleDetector.screenState;
console.log(`Idle change: ${userState}, ${screenState}.`);
});
Specifications
| Specification |
|---|
| Idle Detection API # api-idledetector-userstate |
Browser compatibility
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