devtools/shared/commands/resource/legacy-listeners/reflow.js


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/* 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";

const ResourceCommand = require("resource://devtools/shared/commands/resource/resource-command.js");

module.exports = async function ({ targetFront, onAvailable }) {
  if (!targetFront.getTrait("isBrowsingContext")) {
    // The reflows only work with BrowsingContext targets
    return;
  }
  const reflowFront = await targetFront.getFront("reflow");
  reflowFront.on("reflows", reflows =>
    onAvailable([
      {
        resourceType: ResourceCommand.TYPES.REFLOW,
        reflows,
      },
    ])
  );
  await reflowFront.start();
};