70 lines
2.6 KiB
JavaScript
70 lines
2.6 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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/* eslint-env mozilla/frame-script */
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ChromeUtils.import("resource://gre/modules/BrowserUtils.jsm");
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ChromeUtils.import("resource://gre/modules/Services.jsm");
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ChromeUtils.import("resource://gre/modules/Timer.jsm");
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ChromeUtils.import("resource://gre/modules/WebNavigationChild.jsm");
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ChromeUtils.import("resource://gre/modules/WebProgressChild.jsm");
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this.WebProgress = new WebProgressChild(this);
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this.WebNavigation = new WebNavigationChild(this);
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addEventListener("DOMTitleChanged", function(aEvent) {
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if (!aEvent.isTrusted || aEvent.target.defaultView != content)
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return;
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sendAsyncMessage("DOMTitleChanged", { title: content.document.title });
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}, false);
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addEventListener("DOMWindowClose", function(aEvent) {
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if (!aEvent.isTrusted)
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return;
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sendAsyncMessage("DOMWindowClose");
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}, false);
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addEventListener("ImageContentLoaded", function(aEvent) {
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if (content.document instanceof Ci.nsIImageDocument) {
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let req = content.document.imageRequest;
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if (!req.image)
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return;
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sendAsyncMessage("ImageDocumentLoaded", { width: req.image.width,
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height: req.image.height });
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}
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}, false);
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/**
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* Remote createAboutBlankContentViewer request handler.
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*/
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addMessageListener("Browser:CreateAboutBlank", function(aMessage) {
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if (!content.document || content.document.documentURI != "about:blank") {
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throw new Error("Can't create a content viewer unless on about:blank");
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}
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let principal = aMessage.data;
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principal = BrowserUtils.principalWithMatchingOA(principal, content.document.nodePrincipal);
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docShell.createAboutBlankContentViewer(principal);
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});
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addMessageListener("InPermitUnload", msg => {
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let inPermitUnload = docShell.contentViewer && docShell.contentViewer.inPermitUnload;
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sendAsyncMessage("InPermitUnload", {id: msg.data.id, inPermitUnload});
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});
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addMessageListener("PermitUnload", msg => {
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sendAsyncMessage("PermitUnload", {id: msg.data.id, kind: "start"});
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let permitUnload = true;
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if (docShell && docShell.contentViewer) {
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permitUnload = docShell.contentViewer.permitUnload(msg.data.aPermitUnloadFlags);
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}
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sendAsyncMessage("PermitUnload", {id: msg.data.id, kind: "end", permitUnload});
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});
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// We may not get any responses to Browser:Init if the browser element
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// is torn down too quickly.
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var outerWindowID = content.windowUtils.outerWindowID;
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sendAsyncMessage("Browser:Init", {outerWindowID});
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