LCOV - app.info - widget/xpwidgets/nsAppShellSingleton.h

LCOV - code coverage report
| Current view: | directory - widget/xpwidgets - nsAppShellSingleton.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 18 | 15 | 83.3 %
| Date: | 2012-06-02 | Functions: | 3 | 3 | 100.0 %

           1                 : /* -*- Mode: c++; tab-width: 2; indent-tabs-mode: nil; -*- */
           2                 : /* ***** BEGIN LICENSE BLOCK *****
           3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           4                 :  *
           5                 :  * The contents of this file are subject to the Mozilla Public License Version
           6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           7                 :  * the License. You may obtain a copy of the License at
           8                 :  * http://www.mozilla.org/MPL/
           9                 :  *
          10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          12                 :  * for the specific language governing rights and limitations under the
          13                 :  * License.
          14                 :  *
          15                 :  * The Original Code is Widget code.
          16                 :  *
          17                 :  * The Initial Developer of the Original Code is Google Inc.
          18                 :  * Portions created by the Initial Developer are Copyright (C) 2006
          19                 :  * the Initial Developer. All Rights Reserved.
          20                 :  *
          21                 :  * Contributor(s):
          22                 :  *   Darin Fisher <darin@meer.net> (original author)
          23                 :  *
          24                 :  * Alternatively, the contents of this file may be used under the terms of
          25                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
          26                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          28                 :  * of those above. If you wish to allow use of your version of this file only
          29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          30                 :  * use your version of this file under the terms of the MPL, indicate your
          31                 :  * decision by deleting the provisions above and replace them with the notice
          32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          33                 :  * the provisions above, a recipient may use your version of this file under
          34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          35                 :  *
          36                 :  * ***** END LICENSE BLOCK ***** */
          37                 :
          38                 : #ifndef nsAppShellSingleton_h__
          39                 : #define nsAppShellSingleton_h__
          40                 :
          41                 : /**
          42                 :  * This file is designed to be included into the file that provides the
          43                 :  * nsIModule implementation for a particular widget toolkit.
          44                 :  *
          45                 :  * The following functions are defined:
          46                 :  *   nsAppShellInit
          47                 :  *   nsAppShellShutdown
          48                 :  *   nsAppShellConstructor
          49                 :  *
          50                 :  * The nsAppShellInit function is designed to be used as a module constructor.
          51                 :  * If you already have a module constructor, then call nsAppShellInit from your
          52                 :  * module constructor.
          53                 :  *
          54                 :  * The nsAppShellShutdown function is designed to be used as a module
          55                 :  * destructor.  If you already have a module destructor, then call
          56                 :  * nsAppShellShutdown from your module destructor.
          57                 :  *
          58                 :  * The nsAppShellConstructor function is designed to be used as a factory
          59                 :  * method for the nsAppShell class.
          60                 :  */
          61                 :
          62                 : static nsAppShell *sAppShell;
          63                 :
          64                 : static nsresult
          65            1387 : nsAppShellInit()
          66                 : {
          67            1387 :   NS_ASSERTION(!sAppShell, "already initialized");
          68                 :
          69            1387 :   sAppShell = new nsAppShell();
          70            1387 :   if (!sAppShell)
          71               0 :     return NS_ERROR_OUT_OF_MEMORY;
          72            1387 :   NS_ADDREF(sAppShell);
          73                 :
          74            1387 :   nsresult rv = sAppShell->Init();
          75            1387 :   if (NS_FAILED(rv)) {
          76               0 :     NS_RELEASE(sAppShell);
          77               0 :     return rv;
          78                 :   }
          79                 :
          80            1387 :   return NS_OK;
          81                 : }
          82                 :
          83                 : static void
          84            1387 : nsAppShellShutdown()
          85                 : {
          86            1387 :   NS_RELEASE(sAppShell);
          87            1387 : }
          88                 :
          89                 : static nsresult
          90              16 : nsAppShellConstructor(nsISupports *outer, const nsIID &iid, void **result)
          91                 : {
          92              16 :   NS_ENSURE_TRUE(!outer, NS_ERROR_NO_AGGREGATION);
          93              16 :   NS_ENSURE_TRUE(sAppShell, NS_ERROR_NOT_INITIALIZED);
          94                 :
          95              16 :   return sAppShell->QueryInterface(iid, result);
          96                 : }
          97                 :
          98                 : #endif  // nsAppShellSingleton_h__

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