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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
import { ASRouter } from "resource:///modules/asrouter/ASRouter.sys.mjs";
import { BrowserUtils } from "resource://gre/modules/BrowserUtils.sys.mjs";
import { XPCOMUtils } from "resource://gre/modules/XPCOMUtils.sys.mjs";
const SHOWN_PREF = "browser.search.separatePrivateDefault.ui.banner.shown";
const lazy = {};
XPCOMUtils.defineLazyPreferenceGetter(
lazy,
"MAX_SEARCH_BANNER_SHOW_COUNT",
"browser.search.separatePrivateDefault.ui.banner.max",
0
);
XPCOMUtils.defineLazyPreferenceGetter(
lazy,
"isPrivateSearchUIEnabled",
"browser.search.separatePrivateDefault.ui.enabled",
false
);
ChromeUtils.defineESModuleGetters(lazy, {
SpecialMessageActions:
"resource://messaging-system/lib/SpecialMessageActions.sys.mjs",
});
// We only show the private search banner once per browser session.
let gSearchBannerShownThisSession;
export class AboutPrivateBrowsingParent extends JSWindowActorParent {
constructor() {
super();
Services.telemetry.setEventRecordingEnabled("aboutprivatebrowsing", true);
}
// Used by tests
static setShownThisSession(shown) {
gSearchBannerShownThisSession = shown;
}
receiveMessage(aMessage) {
let browser = this.browsingContext.top.embedderElement;
if (!browser) {
return undefined;
}
let win = browser.ownerGlobal;
switch (aMessage.name) {
case "OpenPrivateWindow": {
win.OpenBrowserWindow({ private: true });
break;
}
case "OpenSearchPreferences": {
win.openPreferences("search", { origin: "about-privatebrowsing" });
break;
}
case "SearchHandoff": {
let urlBar = win.gURLBar;
let searchEngine = Services.search.defaultPrivateEngine;
let isFirstChange = true;
if (!aMessage.data || !aMessage.data.text) {
urlBar.setHiddenFocus();
} else {
// Pass the provided text to the awesomebar
urlBar.handoff(aMessage.data.text, searchEngine);
isFirstChange = false;
}
let checkFirstChange = () => {
// Check if this is the first change since we hidden focused. If it is,
// remove hidden focus styles, prepend the search alias and hide the
// in-content search.
if (isFirstChange) {
isFirstChange = false;
urlBar.removeHiddenFocus(true);
urlBar.handoff("", searchEngine);
this.sendAsyncMessage("DisableSearch");
urlBar.removeEventListener("compositionstart", checkFirstChange);
urlBar.removeEventListener("paste", checkFirstChange);
}
};
let onKeydown = ev => {
// Check if the keydown will cause a value change.
if (ev.key.length === 1 && !ev.altKey && !ev.ctrlKey && !ev.metaKey) {
checkFirstChange();
}
// If the Esc button is pressed, we are done. Show in-content search and cleanup.
if (ev.key === "Escape") {
onDone();
}
};
let onDone = ev => {
// We are done. Show in-content search again and cleanup.
this.sendAsyncMessage("ShowSearch");
const forceSuppressFocusBorder = ev?.type === "mousedown";
urlBar.removeHiddenFocus(forceSuppressFocusBorder);
urlBar.removeEventListener("keydown", onKeydown);
urlBar.removeEventListener("mousedown", onDone);
urlBar.removeEventListener("blur", onDone);
urlBar.removeEventListener("compositionstart", checkFirstChange);
urlBar.removeEventListener("paste", checkFirstChange);
};
urlBar.addEventListener("keydown", onKeydown);
urlBar.addEventListener("mousedown", onDone);
urlBar.addEventListener("blur", onDone);
urlBar.addEventListener("compositionstart", checkFirstChange);
urlBar.addEventListener("paste", checkFirstChange);
break;
}
case "ShouldShowSearchBanner": {
// If this is a pre-loaded private browsing new tab, then we don't want
// to display the banner - it might never get displayed to the user
// and we won't know, or it might get displayed at the wrong time.
// This has the minor downside of not displaying the banner if
// you go into private browsing via opening a link, and then opening
// a new tab, we won't display the banner, for now, that's ok.
if (browser.getAttribute("preloadedState") === "preloaded") {
return null;
}
if (!lazy.isPrivateSearchUIEnabled || gSearchBannerShownThisSession) {
return null;
}
gSearchBannerShownThisSession = true;
const shownTimes = Services.prefs.getIntPref(SHOWN_PREF, 0);
if (shownTimes >= lazy.MAX_SEARCH_BANNER_SHOW_COUNT) {
return null;
}
Services.prefs.setIntPref(SHOWN_PREF, shownTimes + 1);
return new Promise(resolve => {
Services.search.getDefaultPrivate().then(engine => {
resolve(engine.name);
});
});
}
case "SearchBannerDismissed": {
Services.prefs.setIntPref(
SHOWN_PREF,
lazy.MAX_SEARCH_BANNER_SHOW_COUNT
);
break;
}
case "ShouldShowPromo": {
return BrowserUtils.shouldShowPromo(
BrowserUtils.PromoType[aMessage.data.type]
);
}
case "SpecialMessageActionDispatch": {
lazy.SpecialMessageActions.handleAction(aMessage.data, browser);
break;
}
case "IsPromoBlocked": {
return !ASRouter.isUnblockedMessage(aMessage.data);
}
}
return undefined;
}
}
|
