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HIDConnectionEvent

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.

The HIDConnectionEvent interface of the WebHID API represents HID connection events, and is the event type passed to connect and disconnect event handlers when an input report is received.

Event HIDConnectionEvent

Constructor

HIDConnectionEvent() Experimental

Returns a new HIDConnectionEvent object. Typically this constructor is not used as events are created when an input report is received.

Instance properties

This interface also inherits properties from Event.

HIDConnectionEvent.device Read only Experimental

Returns the HIDDevice instance representing the device associated with the connection event.

Examples

The following example registers event listeners for connect and disconnect events, then prints the HIDDevice.productName to the console.

js

navigator.hid.addEventListener("connect", ({ device }) => {
  console.log(`HID connected: ${device.productName}`);
});

navigator.hid.addEventListener("disconnect", ({ device }) => {
  console.log(`HID disconnected: ${device.productName}`);
});

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
HIDConnectionEvent 89 89 No No 75 No No No No No No No
HIDConnectionEvent 89 89 No No 75 No No No No No No No
device 89 89 No No 75 No No No No No No No

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https://developer.mozilla.org/en-US/docs/Web/API/HIDConnectionEvent