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83 lines
2.5 KiB
JavaScript
83 lines
2.5 KiB
JavaScript
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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
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/* 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
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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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const NS_PREFBRANCH_PREFCHANGE_TOPIC_ID = "nsPref:changed";
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const kPrefRilDebuggingEnabled = "ril.debugging.enabled";
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let DEBUG;
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function debug(s) {
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dump("USSDReceivedWrapper: " + s + "\n");
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}
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XPCOMUtils.defineLazyGetter(this, "RIL", function () {
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let obj = {};
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Cu.import("resource://gre/modules/ril_consts.js", obj);
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return obj;
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});
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/**
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* This implements nsISystemMessagesWrapper.wrapMessage(), which provides a
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* plugable way to wrap a "ussd-received" type system message.
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*
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* Please see SystemMessageManager.js to know how it customizes the wrapper.
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*/
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function USSDReceivedWrapper() {
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this._updateDebugFlag();
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Services.prefs.addObserver(kPrefRilDebuggingEnabled, this, false);
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if (DEBUG) debug("USSDReceivedWrapper()");
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}
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USSDReceivedWrapper.prototype = {
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_updateDebugFlag: function() {
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try {
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DEBUG = RIL.DEBUG_RIL ||
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Services.prefs.getBoolPref(kPrefRilDebuggingEnabled);
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} catch (e) {}
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},
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/**
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* nsIObserver interface.
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*/
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observe: function(aSubject, aTopic, aData) {
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switch (aTopic) {
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case NS_PREFBRANCH_PREFCHANGE_TOPIC_ID:
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if (aData === kPrefRilDebuggingEnabled) {
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this._updateDebugFlag();
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}
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break;
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}
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},
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// nsISystemMessagesWrapper implementation.
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wrapMessage: function(aMessage, aWindow) {
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if (DEBUG) debug("wrapMessage: " + JSON.stringify(aMessage));
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let session = aMessage.sessionEnded ? null :
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new aWindow.USSDSession(aMessage.serviceId);
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let event = new aWindow.USSDReceivedEvent("ussdreceived", {
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serviceId: aMessage.serviceId,
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message: aMessage.message,
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session: session
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});
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return event;
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},
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classDescription: "USSDReceivedWrapper",
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classID: Components.ID("{d03684ed-ede4-4210-8206-f4f32772d9f5}"),
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contractID: "@mozilla.org/dom/system-messages/wrapper/ussd-received;1",
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver,
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Ci.nsISystemMessagesWrapper])
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};
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this.NSGetFactory = XPCOMUtils.generateNSGetFactory([USSDReceivedWrapper]);
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