mirror of
https://github.com/rn10950/RetroZilla.git
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277 lines
9.0 KiB
JavaScript
277 lines
9.0 KiB
JavaScript
/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Offline Startup Handler
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*
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* The Initial Developer of the Original Code is
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* David Bienvenu.
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* Portions created by the Initial Developer are Copyright (C) 2004
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* David Bienvenu <bienvenu@nventure.com> (Original Author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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const kDebug = false;
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const kBundleURI = "chrome://messenger/locale/offlineStartup.properties";
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const kOfflineStartupPref = "offline.startup_state";
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var gStartingUp = true;
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var gOfflineStartupMode; //0 = remember last state, 1 = ask me, 2 == online, 3 == offline, 4 = automatic
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const kRememberLastState = 0;
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const kAskForOnlineState = 1;
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const kAlwaysOnline = 2;
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const kAlwaysOffline = 3;
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////////////////////////////////////////////////////////////////////////
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//
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// nsOfflineStartup : nsIObserver
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//
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// Check if the user has set the pref to be prompted for
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// online/offline startup mode. If so, prompt the user. Also,
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// check if the user wants to remember their offline state
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// the next time they start up.
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//
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////////////////////////////////////////////////////////////////////////
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var nsOfflineStartup =
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{
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onProfileStartup: function()
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{
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debug("onProfileStartup");
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var ioService = Components.classes["@mozilla.org/network/io-service;1"]
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.getService(Components.interfaces.nsIIOService2);
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if (gStartingUp)
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{
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gStartingUp = false;
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// if checked, the "work offline" checkbox overrides
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if (ioService.offline && !ioService.manageOfflineStatus)
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{
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debug("already offline!");
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return;
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}
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}
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var prefs = Components.classes["@mozilla.org/preferences-service;1"]
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.getService(Components.interfaces.nsIPrefBranch);
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var manageOfflineStatus = prefs.getBoolPref("offline.autoDetect");
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gOfflineStartupMode = prefs.getIntPref(kOfflineStartupPref);
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if (gOfflineStartupMode == kAlwaysOffline)
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{
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ioService.manageOfflineStatus = false;
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ioService.offline = true;
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}
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else if (gOfflineStartupMode == kAlwaysOnline)
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{
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ioService.manageOfflineStatus = manageOfflineStatus;
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ioService.offline = false;
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}
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else if (gOfflineStartupMode == kRememberLastState)
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{
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var wasOffline = !prefs.getBoolPref("network.online");
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ioService.manageOfflineStatus = manageOfflineStatus && !wasOffline;
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ioService.offline = wasOffline;
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}
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else if (gOfflineStartupMode == kAskForOnlineState)
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{
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var promptService = Components.
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classes["@mozilla.org/embedcomp/prompt-service;1"].
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getService(Components.interfaces.nsIPromptService);
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var bundle = getBundle(kBundleURI);
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if (!bundle)
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return;
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var title = bundle.GetStringFromName("title");
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var desc = bundle.GetStringFromName("desc");
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var button0Text = bundle.GetStringFromName("workOnline");
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var button1Text = bundle.GetStringFromName("workOffline");
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var checkVal = {value:0};
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var result = promptService.confirmEx(null, title, desc,
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(promptService.BUTTON_POS_0 * promptService.BUTTON_TITLE_IS_STRING) +
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(promptService.BUTTON_POS_1 * promptService.BUTTON_TITLE_IS_STRING),
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button0Text, button1Text, null, null, checkVal);
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debug ("result = " + result + "\n");
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ioService.manageOfflineStatus = manageOfflineStatus && result != 1;
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ioService.offline = result == 1;
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}
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},
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observe: function(aSubject, aTopic, aData)
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{
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debug("observe: " + aTopic);
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if (aTopic == "profile-change-net-teardown")
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{
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debug("remembering offline state");
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var prefs = Components.classes["@mozilla.org/preferences-service;1"]
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.getService(Components.interfaces.nsIPrefBranch);
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var ioService = Components.classes["@mozilla.org/network/io-service;1"]
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.getService(Components.interfaces.nsIIOService);
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prefs.setBoolPref("network.online", !ioService.offline);
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}
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else if (aTopic == "app-startup")
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{
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var observerService = Components.classes["@mozilla.org/observer-service;1"]
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.getService(Components.interfaces.nsIObserverService);
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observerService.addObserver(this, "profile-after-change", false);
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observerService.addObserver(this, "profile-change-net-teardown", false);
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}
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else if (aTopic == "profile-after-change")
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{
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this.onProfileStartup();
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}
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},
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QueryInterface: function(aIID)
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{
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if (aIID.equals(Components.interfaces.nsIObserver) ||
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aIID.equals(Components.interfaces.nsISupports))
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return this;
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Components.returnCode = Components.results.NS_ERROR_NO_INTERFACE;
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return null;
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}
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}
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var nsOfflineStartupModule =
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{
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mClassName: "Offline Startup",
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mContractID: "@mozilla.org/offline-startup;1",
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mClassID: Components.ID("3028a3c8-2165-42a4-b878-398da5d32736"),
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getClassObject: function(aCompMgr, aCID, aIID)
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{
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if (!aCID.equals(this.mClassID))
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throw Components.results.NS_ERROR_NO_INTERFACE;
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if (!aIID.equals(Components.interfaces.nsIFactory))
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throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
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return this.mFactory;
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},
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registerSelf: function(aCompMgr, aFileSpec, aLocation, aType)
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{
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debug("*** Registering nsOfflineStartupModule (a JavaScript Module)\n");
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aCompMgr = aCompMgr.QueryInterface(
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Components.interfaces.nsIComponentRegistrar);
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aCompMgr.registerFactoryLocation(this.mClassID, this.mClassName,
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this.mContractID, aFileSpec, aLocation, aType);
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// Receive startup notification.
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// We are |getService()|d at app-startup (before profile selection)
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this.getCategoryManager().addCategoryEntry("app-startup",
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"Offline-startup", "service," + this.mContractID, true, true);
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},
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unregisterSelf: function(aCompMgr, aFileSpec, aLocation)
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{
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aCompMgr = aCompMgr.QueryInterface(
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Components.interfaces.nsIComponentRegistrar);
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aCompMgr.unregisterFactoryLocation(this.mClassID, aFileSpec);
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this.getCategoryManager().deleteCategoryEntry("app-startup",
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"Offline-startup", true);
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},
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canUnload: function(aCompMgr)
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{
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return true;
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},
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getCategoryManager: function()
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{
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return Components.classes["@mozilla.org/categorymanager;1"].
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getService(Components.interfaces.nsICategoryManager);
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},
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//////////////////////////////////////////////////////////////////////
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//
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// mFactory : nsIFactory
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//
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//////////////////////////////////////////////////////////////////////
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mFactory:
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{
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createInstance: function(aOuter, aIID)
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{
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if (aOuter != null)
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throw Components.results.NS_ERROR_NO_AGGREGATION;
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// return the singleton
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return nsOfflineStartup.QueryInterface(aIID);
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},
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lockFactory: function(aLock)
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{
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// quiten warnings
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}
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}
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};
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function NSGetModule(aCompMgr, aFileSpec)
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{
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return nsOfflineStartupModule;
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}
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function getBundle(aURI)
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{
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if (!aURI)
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return null;
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debug(aURI);
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var bundle = null;
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try
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{
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var strBundleService = Components.
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classes["@mozilla.org/intl/stringbundle;1"].
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getService(Components.interfaces.nsIStringBundleService);
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bundle = strBundleService.createBundle(aURI);
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}
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catch (ex)
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{
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bundle = null;
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debug("Exception getting bundle " + aURI + ": " + ex);
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}
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return bundle;
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}
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////////////////////////////////////////////////////////////////////////
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//
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// Debug helper
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//
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////////////////////////////////////////////////////////////////////////
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if (!kDebug)
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debug = function(m) {};
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else
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debug = function(m) {dump("\t *** nsOfflineStartup: " + m + "\n");};
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