Source code

Revision control

Copy as Markdown

Other Tools

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
class PictureInPictureVideoWrapper {
setCaptionContainerObserver(video, updateCaptionsFunction) {
let container = document.querySelector(".avp-captions");
if (container) {
updateCaptionsFunction("");
const callback = function () {
let textNodeList = container.querySelectorAll(".avp-captions-line");
if (!textNodeList.length) {
updateCaptionsFunction("");
return;
}
updateCaptionsFunction(
Array.from(textNodeList, x => x.textContent).join("\n")
);
};
callback([1], null);
let captionsObserver = new MutationObserver(callback);
captionsObserver.observe(container, {
attributes: false,
childList: true,
subtree: true,
});
}
}
}
this.PictureInPictureVideoWrapper = PictureInPictureVideoWrapper;