gecko-dev/toolkit/components/extensions/ext-browserSettings.js
Bob Silverberg 3e3da8519e Bug 1339550 - Implement browser.settings.allowPopupsForUserEvents, r=aswan
This will modify the "dom.popup_allowed_events" preference to control whether events from
user actions are allowed to open pop-up windows or not. If set to `false` then pop-ups from
user actions will not be allowed and will result in a doorhanger being displayed informing
the user that a pop-up was blocked. If set to `true` then all of the default events
will be allowed to open pop-up windows.

MozReview-Commit-ID: 8UFziq23zug

--HG--
extra : rebase_source : 01fce52f35aa1ce5af14e5f883214f4dcd5261ce
2017-07-31 16:46:36 -04:00

80 lines
2.1 KiB
JavaScript

/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set sts=2 sw=2 et tw=80: */
"use strict";
XPCOMUtils.defineLazyModuleGetter(this, "Preferences",
"resource://gre/modules/Preferences.jsm");
Cu.import("resource://gre/modules/ExtensionPreferencesManager.jsm");
const getSettingsAPI = (extension, name, callback) => {
return {
async get(details) {
return {
levelOfControl: details.incognito ?
"not_controllable" :
await ExtensionPreferencesManager.getLevelOfControl(
extension, name),
value: await callback(),
};
},
set(details) {
return ExtensionPreferencesManager.setSetting(
extension, name, details.value);
},
clear(details) {
return ExtensionPreferencesManager.removeSetting(extension, name);
},
};
};
// Add settings objects for supported APIs to the preferences manager.
ExtensionPreferencesManager.addSetting("allowPopupsForUserEvents", {
prefNames: [
"dom.popup_allowed_events",
],
setCallback(value) {
let returnObj = {};
// If the value is true, then reset the pref, otherwise set it to "".
returnObj[this.prefNames[0]] = value ? undefined : "";
return returnObj;
},
});
ExtensionPreferencesManager.addSetting("cacheEnabled", {
prefNames: [
"browser.cache.disk.enable",
"browser.cache.memory.enable",
],
setCallback(value) {
let returnObj = {};
for (let pref of this.prefNames) {
returnObj[pref] = value;
}
return returnObj;
},
});
this.browserSettings = class extends ExtensionAPI {
getAPI(context) {
let {extension} = context;
return {
browserSettings: {
allowPopupsForUserEvents: getSettingsAPI(extension,
"allowPopupsForUserEvents",
() => {
return Preferences.get("dom.popup_allowed_events") != "";
}),
cacheEnabled: getSettingsAPI(extension,
"cacheEnabled",
() => {
return Preferences.get("browser.cache.disk.enable") &&
Preferences.get("browser.cache.memory.enable");
}),
},
};
}
};