зеркало из https://github.com/mozilla/gecko-dev.git
113 строки
3.5 KiB
JavaScript
113 строки
3.5 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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"use strict";
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var EXPORTED_SYMBOLS = ["BrowserTabChild"];
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const {ActorChild} = ChromeUtils.import("resource://gre/modules/ActorChild.jsm");
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ChromeUtils.defineModuleGetter(this, "E10SUtils",
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"resource://gre/modules/E10SUtils.jsm");
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class BrowserTabChild extends ActorChild {
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handleEvent(event) {
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switch (event.type) {
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case "DOMWindowCreated":
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let loadContext = this.mm.docShell.QueryInterface(Ci.nsILoadContext);
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let userContextId = loadContext.originAttributes.userContextId;
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this.mm.sendAsyncMessage("Browser:WindowCreated", { userContextId });
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break;
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case "MozAfterPaint":
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this.mm.sendAsyncMessage("Browser:FirstPaint");
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break;
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case "MozDOMPointerLock:Entered":
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this.mm.sendAsyncMessage("PointerLock:Entered", {
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originNoSuffix: event.target.nodePrincipal.originNoSuffix,
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});
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break;
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case "MozDOMPointerLock:Exited":
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this.mm.sendAsyncMessage("PointerLock:Exited");
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break;
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}
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}
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switchDocumentDirection(window = this.content) {
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// document.dir can also be "auto", in which case it won't change
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if (window.document.dir == "ltr" || window.document.dir == "") {
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window.document.dir = "rtl";
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} else if (window.document.dir == "rtl") {
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window.document.dir = "ltr";
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}
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for (let i = 0; i < window.frames.length; i++) {
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this.switchDocumentDirection(window.frames[i]);
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}
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}
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receiveMessage(message) {
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switch (message.name) {
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case "AllowScriptsToClose":
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this.content.windowUtils.allowScriptsToClose();
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break;
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case "Browser:AppTab":
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if (this.docShell) {
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this.docShell.isAppTab = message.data.isAppTab;
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}
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break;
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case "Browser:HasSiblings":
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try {
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let tabChild = this.docShell.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsITabChild);
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let hasSiblings = message.data;
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tabChild.hasSiblings = hasSiblings;
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} catch (e) {
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}
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break;
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// XXX(nika): Should we try to call this in the parent process instead?
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case "Browser:Reload":
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/* First, we'll try to use the session history object to reload so
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* that framesets are handled properly. If we're in a special
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* window (such as view-source) that has no session history, fall
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* back on using the web navigation's reload method.
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*/
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let webNav = this.docShell.QueryInterface(Ci.nsIWebNavigation);
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try {
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if (webNav.sessionHistory) {
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webNav = webNav.sessionHistory;
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}
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} catch (e) {
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}
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let reloadFlags = message.data.flags;
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try {
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E10SUtils.wrapHandlingUserInput(this.content, message.data.handlingUserInput,
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() => webNav.reload(reloadFlags));
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} catch (e) {
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}
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break;
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case "MixedContent:ReenableProtection":
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this.docShell.mixedContentChannel = null;
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break;
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case "SwitchDocumentDirection":
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this.switchDocumentDirection();
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break;
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case "UpdateCharacterSet":
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this.docShell.charset = message.data.value;
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this.docShell.gatherCharsetMenuTelemetry();
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break;
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}
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}
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}
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