/* 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/. */
class DocumentEventWatcher {
#abortController = new AbortController(); /** * Start watching for all document event related to a given Target Actor. * * @param TargetActor targetActor * The target actor from which we should observe document event * @param Object options * Dictionary object with following attributes: * - onAvailable: mandatory function * This will be called for each resource.
*/
async watch(targetActor, { onAvailable }) { if (isWorker) { return;
}
const onDocumentEvent = (
name,
{
time, // This will be `true` when the user selected a document in the frame picker tool, // in the toolbox toolbar.
isFrameSwitching, // This is only passed for dom-complete event
hasNativeConsoleAPI, // This is only passed for will-navigate event
newURI,
} = {}
) => { // Ignore will-navigate as that's managed by parent-process-document-event.js. // Except frame switching, when selecting an iframe document via the dropdown menu, // this is handled by the target actor in the content process and the parent process // doesn't know about it. if (name == "will-navigate" && !isFrameSwitching) { return;
}
onAvailable([
{
name,
time,
isFrameSwitching, // only send `title` on dom interactive (once the HTML was parsed) so we don't // make the payload bigger for events where we either don't have a title yet, // or where we already had a chance to get the title.
title: name === "dom-interactive" ? targetActor.title : undefined, // only send `url` on dom loading and dom-interactive so we don't make the // payload bigger for other events
url:
name === "dom-loading" || name === "dom-interactive"
? targetActor.url
: undefined, // only send `newURI` on will navigate so we don't make the payload bigger for // other events
newURI: name === "will-navigate" ? newURI : null, // only send `hasNativeConsoleAPI` on dom complete so we don't make the payload bigger for // other events
hasNativeConsoleAPI:
name == "dom-complete" ? hasNativeConsoleAPI : null,
},
]);
};
this.listener = new DocumentEventsListener(targetActor);
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