michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /*
michael@0:   From mozilla/toolkit/content
michael@0:   These files did not have a license
michael@0: */
michael@0: 
michael@0: function quitHook()
michael@0: {
michael@0:   var xhr = new XMLHttpRequest();
michael@0:   xhr.open("GET", "http://" + location.host + "/server/shutdown", true);
michael@0:   xhr.onreadystatechange = function (event)
michael@0:     {
michael@0:       if (xhr.readyState == 4)
michael@0:         goQuitApplication();
michael@0:     };
michael@0:   xhr.send(null);
michael@0: }
michael@0: 
michael@0: function canQuitApplication()
michael@0: {
michael@0:   var os = Components.classes["@mozilla.org/observer-service;1"]
michael@0:     .getService(Components.interfaces.nsIObserverService);
michael@0:   if (!os) 
michael@0:   {
michael@0:     return true;
michael@0:   }
michael@0:   
michael@0:   try 
michael@0:   {
michael@0:     var cancelQuit = Components.classes["@mozilla.org/supports-PRBool;1"]
michael@0:       .createInstance(Components.interfaces.nsISupportsPRBool);
michael@0:     os.notifyObservers(cancelQuit, "quit-application-requested", null);
michael@0:     
michael@0:     // Something aborted the quit process. 
michael@0:     if (cancelQuit.data)
michael@0:     {
michael@0:       return false;
michael@0:     }
michael@0:   }
michael@0:   catch (ex) 
michael@0:   {
michael@0:   }
michael@0:   os.notifyObservers(null, "quit-application-granted", null);
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: function goQuitApplication()
michael@0: {
michael@0:   const privs = 'UniversalXPConnect';
michael@0: 
michael@0:   try
michael@0:   {
michael@0:     netscape.security.PrivilegeManager.enablePrivilege(privs);
michael@0:   }
michael@0:   catch(ex)
michael@0:   {
michael@0:     throw('goQuitApplication: privilege failure ' + ex);
michael@0:   }
michael@0: 
michael@0:   if (!canQuitApplication())
michael@0:   {
michael@0:     return false;
michael@0:   }
michael@0: 
michael@0:   const kAppStartup = '@mozilla.org/toolkit/app-startup;1';
michael@0:   const kAppShell   = '@mozilla.org/appshell/appShellService;1';
michael@0:   var   appService;
michael@0:   var   forceQuit;
michael@0: 
michael@0:   if (kAppStartup in Components.classes)
michael@0:   {
michael@0:     appService = Components.classes[kAppStartup].
michael@0:       getService(Components.interfaces.nsIAppStartup);
michael@0:     forceQuit  = Components.interfaces.nsIAppStartup.eForceQuit;
michael@0: 
michael@0:   }
michael@0:   else if (kAppShell in Components.classes)
michael@0:   {
michael@0:     appService = Components.classes[kAppShell].
michael@0:       getService(Components.interfaces.nsIAppShellService);
michael@0:     forceQuit = Components.interfaces.nsIAppShellService.eForceQuit;
michael@0:   }
michael@0:   else
michael@0:   {
michael@0:     throw 'goQuitApplication: no AppStartup/appShell';
michael@0:   }
michael@0: 
michael@0:   var windowManager = Components.
michael@0:     classes['@mozilla.org/appshell/window-mediator;1'].getService();
michael@0: 
michael@0:   var windowManagerInterface = windowManager.
michael@0:     QueryInterface(Components.interfaces.nsIWindowMediator);
michael@0: 
michael@0:   var enumerator = windowManagerInterface.getEnumerator(null);
michael@0: 
michael@0:   while (enumerator.hasMoreElements())
michael@0:   {
michael@0:     var domWindow = enumerator.getNext();
michael@0:     if (("tryToClose" in domWindow) && !domWindow.tryToClose())
michael@0:     {
michael@0:       return false;
michael@0:     }
michael@0:     domWindow.close();
michael@0:   }
michael@0: 
michael@0:   try
michael@0:   {
michael@0:     appService.quit(forceQuit);
michael@0:   }
michael@0:   catch(ex)
michael@0:   {
michael@0:     throw('goQuitApplication: ' + ex);
michael@0:   }
michael@0: 
michael@0:   return true;
michael@0: }