libkcal/calstorage.h

   1 /*
   2     This file is part of libkcal.
   3
   4     Copyright (c) 2002,2003 Cornelius Schumacher <schumacher@kde.org>
   5
   6     This library is free software; you can redistribute it and/or
   7     modify it under the terms of the GNU Library General Public
   8     License as published by the Free Software Foundation; either
   9     version 2 of the License, or (at your option) any later version.
  10
  11     This library is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14     Library General Public License for more details.
  15
  16     You should have received a copy of the GNU Library General Public License
  17     along with this library; see the file COPYING.LIB.  If not, write to
  18     the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19     Boston, MA 02111-1307, USA.
  20 */
  21 #ifndef KCAL_CALSTORAGE_H
  22 #define KCAL_CALSTORAGE_H
  23
  24 namespace KCal {
  25
  26 class Calendar;
  27
  28 /**
  29   This class provides the interface to the storage of a calendar.
  30 */
  31 class CalStorage
  32 {
  33   public:
  34     CalStorage( Calendar *calendar )
  35     {
  36       mCalendar = calendar;
  37     }
  38     virtual ~CalStorage() {}
  39
  40     Calendar *calendar() const { return mCalendar; }
  41
  42     virtual bool open() = 0;
  43     virtual bool load() = 0;
  44     virtual bool save() = 0;
  45     virtual bool close() = 0;
  46
  47   private:
  48     Calendar *mCalendar;
  49
  50     class Private;
  51     Private *d;
  52 };
  53
  54 }
  55
  56 #endif