xbmc/FileItemListModification.cpp

   1 /*
   2  *      Copyright (C) 2013 Team XBMC
   3  *      http://xbmc.org
   4  *
   5  *  This Program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2, or (at your option)
   8  *  any later version.
   9  *
  10  *  This Program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with XBMC; see the file COPYING.  If not, see
  17  *  <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 #include "FileItemListModification.h"
  22
  23 #include "playlists/SmartPlaylistFileItemListModifier.h"
  24
  25 using namespace std;
  26
  27 CFileItemListModification::CFileItemListModification()
  28 {
  29   m_modifiers.insert(new CSmartPlaylistFileItemListModifier());
  30 }
  31
  32 CFileItemListModification::~CFileItemListModification()
  33 {
  34   for (set<IFileItemListModifier*>::const_iterator modifier = m_modifiers.begin(); modifier != m_modifiers.end(); ++modifier)
  35     delete *modifier;
  36
  37   m_modifiers.clear();
  38 }
  39
  40 CFileItemListModification& CFileItemListModification::Get()
  41 {
  42   static CFileItemListModification instance;
  43   return instance;
  44 }
  45
  46 bool CFileItemListModification::CanModify(const CFileItemList &items) const
  47 {
  48   for (set<IFileItemListModifier*>::const_iterator modifier = m_modifiers.begin(); modifier != m_modifiers.end(); ++modifier)
  49   {
  50     if ((*modifier)->CanModify(items))
  51       return true;
  52   }
  53
  54   return false;
  55 }
  56
  57 bool CFileItemListModification::Modify(CFileItemList &items) const
  58 {
  59   bool result = false;
  60   for (set<IFileItemListModifier*>::const_iterator modifier = m_modifiers.begin(); modifier != m_modifiers.end(); ++modifier)
  61     result |= (*modifier)->Modify(items);
  62
  63   return result;
  64 }