98 lines
2.9 KiB
JavaScript
98 lines
2.9 KiB
JavaScript
/* vim: set ts=2 sw=2 sts=2 et tw=80: */
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/* 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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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// We use importESModule here instead of static import so that
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// the Karma test environment won't choke on this module, since
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// it doesn't seem to understand using static import for sys.mjs
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// files.
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// eslint-disable-next-line mozilla/use-static-import
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const { ASRouterNewTabHook } = ChromeUtils.importESModule(
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"resource:///modules/asrouter/ASRouterNewTabHook.sys.mjs"
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);
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import { ASRouterDefaultConfig } from "resource:///modules/asrouter/ASRouterDefaultConfig.sys.mjs";
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export class ASRouterTabs {
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constructor({ asRouterNewTabHook }) {
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this.actors = new Set();
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this.destroy = () => {};
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// This is one of several entrypoints to ASRouter Initialization. There is
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// another one in BrowserGlue, and another in BackgroundTaskUtils.
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asRouterNewTabHook.createInstance(ASRouterDefaultConfig());
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this.loadingMessageHandler = asRouterNewTabHook
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.getInstance()
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.then(initializer => {
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const parentProcessMessageHandler = initializer.connect({
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clearChildMessages: ids => this.messageAll("ClearMessages", ids),
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clearChildProviders: ids => this.messageAll("ClearProviders", ids),
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updateAdminState: state => this.messageAll("UpdateAdminState", state),
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});
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this.destroy = () => {
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initializer.disconnect();
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};
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return parentProcessMessageHandler;
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});
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}
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get size() {
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return this.actors.size;
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}
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messageAll(message, data) {
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return Promise.all(
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[...this.actors].map(a => a.sendAsyncMessage(message, data))
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);
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}
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registerActor(actor) {
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this.actors.add(actor);
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}
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unregisterActor(actor) {
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this.actors.delete(actor);
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}
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}
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const defaultTabsFactory = () =>
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new ASRouterTabs({ asRouterNewTabHook: ASRouterNewTabHook });
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export class ASRouterParent extends JSWindowActorParent {
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static tabs = null;
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static nextTabId = 0;
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constructor({ tabsFactory } = { tabsFactory: defaultTabsFactory }) {
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super();
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this.tabsFactory = tabsFactory;
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}
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actorCreated() {
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ASRouterParent.tabs = ASRouterParent.tabs || this.tabsFactory();
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this.tabsFactory = null;
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this.tabId = ++ASRouterParent.nextTabId;
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ASRouterParent.tabs.registerActor(this);
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}
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didDestroy() {
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ASRouterParent.tabs.unregisterActor(this);
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if (ASRouterParent.tabs.size < 1) {
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ASRouterParent.tabs.destroy();
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ASRouterParent.tabs = null;
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}
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}
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getTab() {
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return {
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id: this.tabId,
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browser: this.browsingContext.embedderElement,
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};
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}
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receiveMessage({ name, data }) {
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return ASRouterParent.tabs.loadingMessageHandler.then(handler => {
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return handler.handleMessage(name, data, this.getTab());
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});
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}
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}
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