forked from mirrors/gecko-dev
617b1fb255
MozReview-Commit-ID: NF5wEuqp4r --HG-- extra : rebase_source : c973f678908e6118a02ebbfab921b89e0f87c600
79 lines
2.6 KiB
JavaScript
79 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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"use strict";
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/* exported startup, shutdown, install, uninstall */
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const {classes: Cc, interfaces: Ci, results: Cr, utils: Cu} = Components;
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const STYLESHEET_URI = "chrome://formautofill/content/formautofill.css";
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const CACHED_STYLESHEETS = new WeakMap();
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Cu.import("resource://gre/modules/Services.jsm");
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "FormAutofillParent",
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"resource://formautofill/FormAutofillParent.jsm");
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function insertStyleSheet(domWindow, url) {
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let doc = domWindow.document;
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let styleSheetAttr = `href="${url}" type="text/css"`;
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let styleSheet = doc.createProcessingInstruction("xml-stylesheet", styleSheetAttr);
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doc.insertBefore(styleSheet, doc.documentElement);
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if (CACHED_STYLESHEETS.has(domWindow)) {
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CACHED_STYLESHEETS.get(domWindow).push(styleSheet);
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} else {
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CACHED_STYLESHEETS.set(domWindow, [styleSheet]);
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}
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}
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function onMaybeOpenPopup(evt) {
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let domWindow = evt.target.ownerGlobal;
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if (CACHED_STYLESHEETS.has(domWindow)) {
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// This window already has autofill stylesheets.
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return;
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}
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insertStyleSheet(domWindow, STYLESHEET_URI);
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}
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function startup() {
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if (!Services.prefs.getBoolPref("extensions.formautofill.experimental")) {
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return;
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}
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// Listen for the autocomplete popup message to lazily append our stylesheet related to the popup.
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Services.mm.addMessageListener("FormAutoComplete:MaybeOpenPopup", onMaybeOpenPopup);
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let parent = new FormAutofillParent();
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parent.init().catch(Cu.reportError);
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Services.ppmm.loadProcessScript("data:,new " + function() {
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Components.utils.import("resource://formautofill/FormAutofillContent.jsm");
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}, true);
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Services.mm.loadFrameScript("chrome://formautofill/content/FormAutofillFrameScript.js", true);
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}
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function shutdown() {
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Services.mm.removeMessageListener("FormAutoComplete:MaybeOpenPopup", onMaybeOpenPopup);
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let enumerator = Services.wm.getEnumerator("navigator:browser");
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while (enumerator.hasMoreElements()) {
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let win = enumerator.getNext();
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let domWindow = win.QueryInterface(Ci.nsIInterfaceRequestor).getInterface(Ci.nsIDOMWindow);
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let cachedStyleSheets = CACHED_STYLESHEETS.get(domWindow);
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if (!cachedStyleSheets) {
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continue;
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}
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while (cachedStyleSheets.length !== 0) {
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cachedStyleSheets.pop().remove();
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}
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}
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}
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function install() {}
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function uninstall() {}
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