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#ifndef QGALLERYTRACKERLISTCOLUMN_P_H
#define QGALLERYTRACKERLISTCOLUMN_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <qmobilityglobal.h>

#include <QtCore/qshareddata.h>
#include <QtCore/qvariant.h>
#include <QtCore/qvector.h>


QTM_BEGIN_NAMESPACE

class QM_AUTOTEST_EXPORT QGalleryTrackerValueColumn
{
public:
    virtual ~QGalleryTrackerValueColumn() {}

    virtual QVariant toVariant(const QString &string) const = 0;
    virtual QString toString(const QVariant &variant) const { return variant.toString(); }
};

class QM_AUTOTEST_EXPORT QGalleryTrackerCompositeColumn
{
public:
    virtual ~QGalleryTrackerCompositeColumn() {}

    virtual QVariant value(QVector<QVariant>::const_iterator row) const = 0;
};

class QGalleryTrackerStringColumn : public QGalleryTrackerValueColumn
{
public:
    QVariant toVariant(const QString &string) const;
};

class QGalleryTrackerStringListColumn : public QGalleryTrackerValueColumn
{
public:
    QGalleryTrackerStringListColumn()
        : m_separatorChar(QLatin1Char('|')), m_separatorString(QLatin1String("|")) {}
    QVariant toVariant(const QString &string) const;
    QString toString(const QVariant &variant) const;

private:
    const QChar m_separatorChar;
    const QString m_separatorString;
};

class QGalleryTrackerIntegerColumn : public QGalleryTrackerValueColumn
{
public:
    QVariant toVariant(const QString &string) const;
};

class QGalleryTrackerDoubleColumn : public QGalleryTrackerValueColumn
{
public:
    QVariant toVariant(const QString &string) const;
};

class QGalleryTrackerDateTimeColumn : public QGalleryTrackerValueColumn
{
public:
    QVariant toVariant(const QString &string) const;
    QString toString(const QVariant &variant) const;
};

class QGalleryTrackerStaticColumn : public QGalleryTrackerCompositeColumn
{
public:
    QGalleryTrackerStaticColumn(const QVariant &value) : m_value(value) {}

    QVariant value(QVector<QVariant>::const_iterator row) const;

private:
    const QVariant m_value;
};

class QGalleryTrackerPrefixColumn : public QGalleryTrackerCompositeColumn
{
public:
    QGalleryTrackerPrefixColumn(int column, const QString &prefix)
        : m_column(column), m_prefix(prefix) {}

    QVariant value(QVector<QVariant>::const_iterator row) const;

private:
    const int m_column;
    const QString m_prefix;
};

class QGalleryTrackerCompositeIdColumn : public QGalleryTrackerCompositeColumn
{
public:
    QGalleryTrackerCompositeIdColumn(const QVector<int> columns, const QString &prefix)
        : m_columns(columns), m_prefix(prefix) {}

    QVariant value(QVector<QVariant>::const_iterator row) const;

private:
    const QVector<int> m_columns;
    const QString m_prefix;
};

class QGalleryTrackerFileUrlColumn : public QGalleryTrackerCompositeColumn
{
public:
    QGalleryTrackerFileUrlColumn(int column) : m_column(column) {}

    QVariant value(QVector<QVariant>::const_iterator row) const;

    static QGalleryTrackerCompositeColumn *create(const QVector<int> &);

private:
    const int m_column;
};

class QGalleryTrackerFilePathColumn : public QGalleryTrackerCompositeColumn
{
public:
    QVariant value(QVector<QVariant>::const_iterator row) const;

    static QGalleryTrackerCompositeColumn *create(const QVector<int> &columns);
};

QTM_END_NAMESPACE

#endif
