forked from mirrors/gecko-dev
123 lines
3.5 KiB
JavaScript
123 lines
3.5 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* globals browser, main, communication, manifest */
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/* This file handles:
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clicks on the WebExtension page action
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browser.contextMenus.onClicked
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browser.runtime.onMessage
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and loads the rest of the background page in response to those events, forwarding
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the events to main.onClicked, main.onClickedContextMenu, or communication.onMessage
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*/
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const startTime = Date.now();
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// Set up to be able to use fluent:
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(function () {
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let link = document.createElement("link");
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link.setAttribute("rel", "localization");
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link.setAttribute("href", "browser/screenshots.ftl");
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document.head.appendChild(link);
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link = document.createElement("link");
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link.setAttribute("rel", "localization");
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link.setAttribute("href", "toolkit/branding/brandings.ftl");
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document.head.appendChild(link);
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})();
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this.getStrings = async function (ids) {
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if (document.readyState != "complete") {
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await new Promise(resolve =>
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window.addEventListener("load", resolve, { once: true })
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);
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}
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await document.l10n.ready;
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return document.l10n.formatValues(ids);
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};
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let zoomFactor = 1;
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this.getZoomFactor = function () {
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return zoomFactor;
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};
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this.startBackground = (function () {
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const exports = { startTime };
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const backgroundScripts = [
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"log.js",
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"catcher.js",
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"blobConverters.js",
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"background/selectorLoader.js",
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"background/communication.js",
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"background/senderror.js",
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"build/shot.js",
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"build/thumbnailGenerator.js",
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"background/analytics.js",
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"background/deviceInfo.js",
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"background/takeshot.js",
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"background/main.js",
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];
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browser.experiments.screenshots.onScreenshotCommand.addListener(
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async type => {
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try {
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let [[tab]] = await Promise.all([
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browser.tabs.query({ currentWindow: true, active: true }),
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loadIfNecessary(),
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]);
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zoomFactor = await browser.tabs.getZoom(tab.id);
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if (type === "contextMenu") {
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main.onClickedContextMenu(tab);
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} else if (type === "toolbar" || type === "quickaction") {
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main.onClicked(tab);
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} else if (type === "shortcut") {
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main.onShortcut(tab);
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}
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} catch (error) {
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console.error("Error loading Screenshots:", error);
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}
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}
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);
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browser.runtime.onMessage.addListener((req, sender, sendResponse) => {
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loadIfNecessary()
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.then(() => {
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return communication.onMessage(req, sender, sendResponse);
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})
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.catch(error => {
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console.error("Error loading Screenshots:", error);
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});
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return true;
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});
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let loadedPromise;
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function loadIfNecessary() {
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if (loadedPromise) {
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return loadedPromise;
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}
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loadedPromise = Promise.resolve();
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backgroundScripts.forEach(script => {
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loadedPromise = loadedPromise.then(() => {
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return new Promise((resolve, reject) => {
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const tag = document.createElement("script");
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tag.src = browser.runtime.getURL(script);
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tag.onload = () => {
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resolve();
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};
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tag.onerror = error => {
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const exc = new Error(`Error loading script: ${error.message}`);
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exc.scriptName = script;
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reject(exc);
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};
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document.head.appendChild(tag);
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});
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});
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});
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return loadedPromise;
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}
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return exports;
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})();
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