зеркало из https://github.com/mozilla/gecko-dev.git
111 строки
3.7 KiB
JavaScript
111 строки
3.7 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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var EXPORTED_SYMBOLS = ["AboutPrivateBrowsingHandler"];
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const { RemotePages } = ChromeUtils.import(
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"resource://gre/modules/remotepagemanager/RemotePageManagerParent.jsm"
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);
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const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
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var AboutPrivateBrowsingHandler = {
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_inited: false,
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_topics: ["OpenPrivateWindow", "SearchHandoff"],
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init() {
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this.pageListener = new RemotePages("about:privatebrowsing");
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for (let topic of this._topics) {
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this.pageListener.addMessageListener(
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topic,
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this.receiveMessage.bind(this)
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);
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}
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this._inited = true;
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},
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uninit() {
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if (!this._inited) {
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return;
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}
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for (let topic of this._topics) {
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this.pageListener.removeMessageListener(topic);
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}
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this.pageListener.destroy();
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},
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receiveMessage(aMessage) {
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switch (aMessage.name) {
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case "OpenPrivateWindow": {
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let win = aMessage.target.browser.ownerGlobal;
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win.OpenBrowserWindow({ private: true });
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break;
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}
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case "SearchHandoff": {
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let searchAlias = "";
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let searchAliases =
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Services.search.defaultEngine.wrappedJSObject.__internalAliases;
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if (searchAliases && searchAliases.length > 0) {
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searchAlias = `${searchAliases[0]} `;
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}
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let urlBar = aMessage.target.browser.ownerGlobal.gURLBar;
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let isFirstChange = true;
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if (!aMessage.data || !aMessage.data.text) {
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urlBar.setHiddenFocus();
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} else {
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// Pass the provided text to the awesomebar. Prepend the @engine shortcut.
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urlBar.search(`${searchAlias}${aMessage.data.text}`);
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isFirstChange = false;
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}
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let checkFirstChange = () => {
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// Check if this is the first change since we hidden focused. If it is,
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// remove hidden focus styles, prepend the search alias and hide the
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// in-content search.
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if (isFirstChange) {
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isFirstChange = false;
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urlBar.removeHiddenFocus();
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urlBar.search(searchAlias);
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aMessage.target.sendAsyncMessage("HideSearch");
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urlBar.removeEventListener("compositionstart", checkFirstChange);
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urlBar.removeEventListener("paste", checkFirstChange);
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}
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};
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let onKeydown = ev => {
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// Check if the keydown will cause a value change.
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if (ev.key.length === 1 && !ev.altKey && !ev.ctrlKey && !ev.metaKey) {
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checkFirstChange();
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}
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// If the Esc button is pressed, we are done. Show in-content search and cleanup.
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if (ev.key === "Escape") {
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onDone();
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}
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};
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let onDone = () => {
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// We are done. Show in-content search again and cleanup.
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aMessage.target.sendAsyncMessage("ShowSearch");
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urlBar.removeHiddenFocus();
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urlBar.removeEventListener("keydown", onKeydown);
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urlBar.removeEventListener("mousedown", onDone);
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urlBar.removeEventListener("blur", onDone);
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urlBar.removeEventListener("compositionstart", checkFirstChange);
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urlBar.removeEventListener("paste", checkFirstChange);
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};
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urlBar.addEventListener("keydown", onKeydown);
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urlBar.addEventListener("mousedown", onDone);
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urlBar.addEventListener("blur", onDone);
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urlBar.addEventListener("compositionstart", checkFirstChange);
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urlBar.addEventListener("paste", checkFirstChange);
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break;
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}
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}
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},
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};
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