LCOV - code coverage report
Current view: directory - objdir/dist/include - gfxCrashReporterUtils.h (source / functions) Found Hit Coverage
Test: app.info Lines: 8 0 0.0 %
Date: 2012-06-02 Functions: 3 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       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 Mozilla Corporation code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is Mozilla Foundation.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2011
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Alternatively, the contents of this file may be used under the terms of
      22                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      23                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      24                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      25                 :  * of those above. If you wish to allow use of your version of this file only
      26                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      27                 :  * use your version of this file under the terms of the MPL, indicate your
      28                 :  * decision by deleting the provisions above and replace them with the notice
      29                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      30                 :  * the provisions above, a recipient may use your version of this file under
      31                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      32                 :  *
      33                 :  * ***** END LICENSE BLOCK ***** */
      34                 : 
      35                 : #ifndef gfxCrashReporterUtils_h__
      36                 : #define gfxCrashReporterUtils_h__
      37                 : 
      38                 : #include "gfxCore.h"
      39                 : 
      40                 : namespace mozilla {
      41                 : 
      42                 : /** \class ScopedGfxFeatureReporter
      43                 :   *
      44                 :   * On creation, adds "FeatureName?" to AppNotes
      45                 :   * On destruction, adds "FeatureName-", or "FeatureName+" if you called SetSuccessful().
      46                 :   *
      47                 :   * Any such string is added at most once to AppNotes, and is subsequently skipped.
      48                 :   *
      49                 :   * This ScopedGfxFeatureReporter class is designed to be fool-proof to use in functions that
      50                 :   * have many exit points. We don't want to encourage having function with many exit points.
      51                 :   * It just happens that our graphics features initialization functions are like that.
      52                 :   */
      53                 : class NS_GFX ScopedGfxFeatureReporter
      54                 : {
      55                 : public:
      56               0 :   ScopedGfxFeatureReporter(const char *aFeature, bool force = false)
      57               0 :     : mFeature(aFeature), mStatusChar('-')
      58                 :   {
      59               0 :     WriteAppNote(force ? '!' : '?');
      60               0 :   }
      61               0 :   ~ScopedGfxFeatureReporter() {
      62               0 :     WriteAppNote(mStatusChar);
      63               0 :   }
      64               0 :   void SetSuccessful() { mStatusChar = '+'; }
      65                 : 
      66                 : protected:
      67                 :   const char *mFeature;
      68                 :   char mStatusChar;
      69                 : 
      70                 : private:
      71                 :   void WriteAppNote(char statusChar);
      72                 : };
      73                 : 
      74                 : } // end namespace mozilla
      75                 : 
      76                 : #endif // gfxCrashReporterUtils_h__

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