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/*
This file is part of the Opie Project
Copyright (C) Stefan Eilers (Eilers.Stefan@epost.de)
=. Copyright (C) The Opie Team <opie-devel@handhelds.org>
.=l.
.>+-=
_;:, .> :=|. This program is free software; you can
.> <`_, > . <= redistribute it and/or modify it under
:`=1 )Y*s>-.-- : the terms of the GNU Library General Public
.="- .-=="i, .._ License as published by the Free Software
- . .-<_> .<> Foundation; either version 2 of the License,
._= =} : or (at your option) any later version.
.%`+i> _;_.
.i_,=:_. -<s. This program is distributed in the hope that
+ . -:. = it will be useful, but WITHOUT ANY WARRANTY;
: .. .:, . . . without even the implied warranty of
=_ + =;=|` MERCHANTABILITY or FITNESS FOR A
_.=:. : :=>`: PARTICULAR PURPOSE. See the GNU
..}^=.= = ; Library General Public License for more
++= -. .` .: details.
: = ...= . :.=-
-. .:....=;==+<; You should have received a copy of the GNU
-_. . . )=. = Library General Public License along with
-- :-=` this library; see the file COPYING.LIB.
If not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef OPIE_DATE_BOOK_ACCESS_BACKEND_H
#define OPIE_DATE_BOOK_ACCESS_BACKEND_H
#include <qarray.h>
#include <opie2/opimaccessbackend.h>
#include <opie2/opimevent.h>
namespace Opie {
/**
* This class is the interface to the storage of Events.
* @see OPimAccessBackend
*
*/
class ODateBookAccessBackend : public OPimAccessBackend<OPimEvent> {
public:
/**
* c'tor without parameter
*/
ODateBookAccessBackend();
~ODateBookAccessBackend();
/**
* This method should return a list of UIDs containing
* all repeating events. No filter should be applied
* @return list of repeating events
*/
virtual UIDArray rawRepeats()const = 0;
/**
* This mthod should return a list of UIDs containing all non
* repeating events. No filter should be applied
* @return list of nonrepeating events
*/
virtual UIDArray nonRepeats() const = 0;
/**
* If you do not want to implement the effectiveEvents methods below
* you need to supply it with directNonRepeats.
* This method can return empty lists if effectiveEvents is implememted
*/
virtual OPimEvent::ValueList directNonRepeats()const = 0;
/**
* Same as above but return raw repeats!
*/
virtual OPimEvent::ValueList directRawRepeats()const = 0;
/* is implemented by default but you can reimplement it*/
/**
* Effective Events are special event occuring during a time frame. This method does calcualte
* EffectiveEvents bases on the directNonRepeats and directRawRepeats. You may implement this method
* yourself
*/
virtual OPimBackendOccurrence::List effectiveNonRepeatingEvents( const QDate& from, const QDate& to )const;
/**
* this is an overloaded member function
* @see effectiveNonRepeatingEvents( const QDate& from, const QDate& to )
*/
virtual OPimBackendOccurrence::List effectiveNonRepeatingEvents( const QDateTime& start )const;
/**
* Common and probably inefficent implementation
* for queryByExample, sorted
* and occurrences
*/
//@{
UIDArray queryByExample( const OPimEvent&, int settings, const QDateTime& d = QDateTime() )const;
UIDArray sorted( const UIDArray&, bool asc, int, int, const QArray<int>& )const;
OPimBackendOccurrence::List occurrences( const QDate&, const QDate& end )const;
OPimBackendOccurrence::List occurrences( const QDateTime& )const;
//@}
protected:
static OPimBackendOccurrence::List filterOccurrences(const OPimBackendOccurrence::List,
const QDateTime& time );
private:
class Private;
Private *d;
};
}
#endif
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