gecko-dev/tools/performance/startup/quit.js
2012-05-21 12:12:37 +01:00

121 lines
2.7 KiB
JavaScript

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