src/flbase/FLRelationMetaData.h

Ir a la documentación de este archivo.

/***************************************************************************
                         FLRelationMetaData.h
                          -------------------
 begin                : Mon Jul 2 2001
 copyright            : (C) 2001-2005 by InfoSiAL S.L.
 email                : mail@infosial.com
***************************************************************************/
/***************************************************************************
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; version 2 of the License.               *
 ***************************************************************************/
/***************************************************************************
   Este  programa es software libre. Puede redistribuirlo y/o modificarlo
   bajo  los  términos  de  la  Licencia  Pública General de GNU   en  su
   versión 2, publicada  por  la  Free  Software Foundation.
 ***************************************************************************/

#ifndef FLRELATIONMETADATA_H
#define FLRELATIONMETADATA_H

#include <qstring.h>

class FLRelationMetaDataPrivate;

class FL_EXPORT FLRelationMetaData
{

public:

  enum Cardinality {
    RELATION_1M = 0,
    RELATION_M1 = 1
  };

  FLRelationMetaData(const QString &fT, const QString &fF, int rC,
                     bool dC = false, bool uC = false, bool cI = true);

  ~FLRelationMetaData();

  void setField(const QString &fN);

  QString field() const;

  QString foreignTable() const;

  QString foreignField() const;

  int cardinality() const;

  bool deleteCascade() const;

  bool updateCascade() const;

  bool checkIn();

private:

  FLRelationMetaDataPrivate *d;
};

class FLRelationMetaDataPrivate
{
public:

  FLRelationMetaDataPrivate(const QString &fT, const QString &fF, int rC,
                            bool dC, bool uC, bool cI);

  QString field_;

  QString foreignTable_;

  QString foreignField_;

  int cardinality_;

  bool deleteCascade_;

  bool updateCascade_;

  bool checkIn_;
};

inline void FLRelationMetaData::setField(const QString &fN)
{
  d->field_ = fN.lower();
}

inline QString FLRelationMetaData::field() const
{
  return d->field_;
}

inline QString FLRelationMetaData::foreignTable() const
{
  return d->foreignTable_;
}

inline QString FLRelationMetaData::foreignField() const
{
  return d->foreignField_;
}

inline int FLRelationMetaData::cardinality() const
{
  return d->cardinality_;
}

inline bool FLRelationMetaData::deleteCascade() const
{
  return (d->deleteCascade_ && d->cardinality_ == RELATION_M1);
}

inline bool FLRelationMetaData::updateCascade() const
{
  return (d->updateCascade_ && d->cardinality_ == RELATION_M1);
}

inline bool FLRelationMetaData::checkIn()
{
  return d->checkIn_;
}

#endif