afilter.h

/****************************************************************************
** $Id: afilter.h,v 1.3 2007/03/17 11:34:09 gr Exp $
**
** Filter declaration file of
** Ananas application library
**
** Created : 20070315
**
** Copyright (C) 2007 Ananas Project.
** Copyright (C) 2007 Grigory Panov <grigory.panov at gmail.com>, Moscow
**
** This file is part of the Library of the Ananas
** automation accounting system.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.leaderit.ru/page=ananas or email sales@leaderit.ru
** See http://www.leaderit.ru/gpl/ for GPL licensing information.
**
** Contact org@leaderit.ru if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#ifndef afilter_h
#define afilter_h

#include <qstring.h>
#include <qvaluelist.h>
#include <qdatetime.h>
#include "ananasglobal.h"
 
ANANAS_EXPORT enum OperationEnum{
                OperationEnumEquals,
                OperationEnumNotEquals,
                OperationEnumGreaterThen,
                OperationEnumLessThen,
                OperationEnumGreaterOrEquals,
                OperationEnumLessOrEquals,
                OperationEnumLike
        };

class ANANAS_EXPORT aFilter
{
public:
        aFilter();
        virtual ~aFilter();
        void Dump() const;

        void Add(const QString& fname, const char* value, OperationEnum op, bool AndOp = true, bool replace = true);
        void Add(const QString& fname, const Q_INT64 value, OperationEnum op, bool AndOp = true, bool replace = true);
        void Add(const QString& fname, const int value, OperationEnum op, bool AndOp = true, bool replace = true);
        void Add(const QString& fname, const double value, OperationEnum op, bool AndOp = true, bool replace = true);
        //void Add(const QString& fname, bool value, OperationEnum op, bool AndOp = true, bool replace = true);
        void Add(const QString& fname, const QString& value, OperationEnum op, bool AndOp = true, bool replace = true);
        void Add(const QString& fname, const QDateTime& value, OperationEnum op, bool AndOp = true, bool replace = true);
        void Add(const QString& fname, const QDate& value, OperationEnum op, bool AndOp = true, bool replace = true);
        QString toString(bool removeFirst = true) const;
        void Clear();
protected:
        void AddHelper(const QString& fname, const QString& value, OperationEnum op, bool And, bool replace);
        QString Escape(const QString& val);
private:
        struct filterCondition
        {
                QString fname;
                QString value;
                QString operation;
                QString AndOr;
        }f;
        //typedef struct filterCondition FilterCondition;
        QValueList<filterCondition> conditions;
};

#endif

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