ShadowRoot.pointerLockElement

The read-only pointerLockElement property of the ShadowRoot interface provides the element set as the target for mouse events while the pointer is locked. It is null if lock is pending, pointer is unlocked, or the target is in another tree.

shadowRoot.pointerLockElement;

An Element or null.

let customElem = document.querySelector('my-shadow-dom-element');
let shadow = customElem.shadowRoot;
let pleElem = shadow.pointerLockElement;

• Document.exitPointerLock()
• Element.requestPointerLock()
• Pointer Lock