LCOV - code coverage report
Current view: directory - widget/xpwidgets - nsBaseScreen.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 25 0 0.0 %
Date: 2012-06-02 Functions: 9 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
       2                 :  * vim: sw=2 ts=8 et :
       3                 :  */
       4                 : /* ***** BEGIN LICENSE BLOCK *****
       5                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       6                 :  *
       7                 :  * The contents of this file are subject to the Mozilla Public License Version
       8                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       9                 :  * the License. You may obtain a copy of the License at:
      10                 :  * http://www.mozilla.org/MPL/
      11                 :  *
      12                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      13                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      14                 :  * for the specific language governing rights and limitations under the
      15                 :  * License.
      16                 :  *
      17                 :  * The Original Code is Mozilla Code.
      18                 :  *
      19                 :  * The Initial Developer of the Original Code is
      20                 :  *   The Mozilla Foundation
      21                 :  * Portions created by the Initial Developer are Copyright (C) 2011
      22                 :  * the Initial Developer. All Rights Reserved.
      23                 :  *
      24                 :  * Contributor(s):
      25                 :  *   Chris Jones <jones.chris.g@gmail.com>
      26                 :  *
      27                 :  * Alternatively, the contents of this file may be used under the terms of
      28                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      29                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      30                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      31                 :  * of those above. If you wish to allow use of your version of this file only
      32                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      33                 :  * use your version of this file under the terms of the MPL, indicate your
      34                 :  * decision by deleting the provisions above and replace them with the notice
      35                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      36                 :  * the provisions above, a recipient may use your version of this file under
      37                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      38                 :  *
      39                 :  * ***** END LICENSE BLOCK ***** */
      40                 : 
      41                 : #include "nsBaseScreen.h"
      42                 : 
      43               0 : NS_IMPL_ISUPPORTS1(nsBaseScreen, nsIScreen)
      44                 : 
      45               0 : nsBaseScreen::nsBaseScreen()
      46                 : {
      47               0 :   for (PRUint32 i = 0; i < nsIScreen::BRIGHTNESS_LEVELS; i++)
      48               0 :     mBrightnessLocks[i] = 0;
      49               0 : }
      50                 : 
      51               0 : nsBaseScreen::~nsBaseScreen() { }
      52                 : 
      53                 : NS_IMETHODIMP
      54               0 : nsBaseScreen::LockMinimumBrightness(PRUint32 aBrightness)
      55                 : {
      56               0 :   NS_ABORT_IF_FALSE(
      57                 :     aBrightness < nsIScreen::BRIGHTNESS_LEVELS,
      58                 :     "Invalid brightness level to lock");
      59               0 :   mBrightnessLocks[aBrightness]++;
      60               0 :   NS_ABORT_IF_FALSE(mBrightnessLocks[aBrightness] > 0,
      61                 :     "Overflow after locking brightness level");
      62                 : 
      63               0 :   CheckMinimumBrightness();
      64                 : 
      65               0 :   return NS_OK;
      66                 : }
      67                 : 
      68                 : NS_IMETHODIMP
      69               0 : nsBaseScreen::UnlockMinimumBrightness(PRUint32 aBrightness)
      70                 : {
      71               0 :   NS_ABORT_IF_FALSE(
      72                 :     aBrightness < nsIScreen::BRIGHTNESS_LEVELS,
      73                 :     "Invalid brightness level to lock");
      74               0 :   NS_ABORT_IF_FALSE(mBrightnessLocks[aBrightness] > 0,
      75                 :     "Unlocking a brightness level with no corresponding lock");
      76               0 :   mBrightnessLocks[aBrightness]--;
      77                 : 
      78               0 :   CheckMinimumBrightness();
      79                 : 
      80               0 :   return NS_OK;
      81                 : }
      82                 : 
      83                 : void
      84               0 : nsBaseScreen::CheckMinimumBrightness()
      85                 : {
      86               0 :   PRUint32 brightness = nsIScreen::BRIGHTNESS_LEVELS;
      87               0 :   for (PRUint32 i = 0; i < nsIScreen::BRIGHTNESS_LEVELS; i++)
      88               0 :     if (mBrightnessLocks[i] > 0)
      89               0 :       brightness = i;
      90                 : 
      91               0 :   ApplyMinimumBrightness(brightness);
      92               0 : }

Generated by: LCOV version 1.7