83 lines
2.9 KiB
JavaScript
83 lines
2.9 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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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// Keep track of all WindowGlobal target actors.
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// This is especially used to track the actors using Message manager connector,
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// or the ones running in the parent process.
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// Top level actors, like tab's top level target or parent process target
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// are still using message manager in order to avoid being destroyed on navigation.
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// And because of this, these actors aren't using JS Window Actor.
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const windowGlobalTargetActors = new Set();
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const xpcShellTargetActors = new Set();
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export var TargetActorRegistry = {
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registerTargetActor(targetActor) {
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windowGlobalTargetActors.add(targetActor);
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},
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unregisterTargetActor(targetActor) {
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windowGlobalTargetActors.delete(targetActor);
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},
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registerXpcShellTargetActor(targetActor) {
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xpcShellTargetActors.add(targetActor);
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},
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unregisterXpcShellTargetActor(targetActor) {
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xpcShellTargetActors.delete(targetActor);
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},
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get xpcShellTargetActors() {
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return xpcShellTargetActors;
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},
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/**
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* Return the target actors matching the passed browser element id.
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* In some scenarios, the registry can have multiple target actors for a given
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* browserId (e.g. the regular DevTools content toolbox + DevTools WebExtensions targets).
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*
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* @param {Object} sessionContext: The Session Context to help know what is debugged.
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* See devtools/server/actors/watcher/session-context.js
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* @param {String} connectionPrefix: DevToolsServerConnection's prefix, in order to select only actor
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* related to the same connection. i.e. the same client.
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* @returns {Array<TargetActor>}
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*/
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getTargetActors(sessionContext, connectionPrefix) {
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const actors = [];
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for (const actor of windowGlobalTargetActors) {
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const isMatchingPrefix = actor.actorID.startsWith(connectionPrefix);
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const isMatchingContext =
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sessionContext.type == "all" ||
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(sessionContext.type == "browser-element" &&
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(actor.browserId == sessionContext.browserId ||
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actor.openerBrowserId == sessionContext.browserId)) ||
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(sessionContext.type == "webextension" &&
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actor.addonId == sessionContext.addonId);
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if (isMatchingPrefix && isMatchingContext) {
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actors.push(actor);
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}
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}
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return actors;
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},
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/**
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* Helper for tests to help track the number of targets created for a given tab.
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* (Used by browser_ext_devtools_inspectedWindow.js)
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*
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* @param {Number} browserId: ID for the tab
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*
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* @returns {Number} Number of targets for this tab.
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*/
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getTargetActorsCountForBrowserElement(browserId) {
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let count = 0;
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for (const actor of windowGlobalTargetActors) {
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if (actor.browserId == browserId) {
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count++;
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}
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}
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return count;
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},
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};
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