osqlresult.h

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#ifndef OSQL_RESULT_H
#define OSQL_RESULT_H

#include <qdatetime.h>
#include <qmap.h>
#include <qvaluelist.h>


#include "osqlerror.h"

namespace Opie {
namespace DB {

class OSQLResultItem {
public:
    typedef QValueList<OSQLResultItem> ValueList;
    typedef QMap<QString, QString> TableString;

    typedef QMap<int, QString> TableInt;

    OSQLResultItem(const TableString& = TableString(),
                   const TableInt& = TableInt() );
    OSQLResultItem( const OSQLResultItem& );
    ~OSQLResultItem();
    OSQLResultItem &operator=( const OSQLResultItem& );
    TableString tableString()const;

    TableInt tableInt() const;

    QString data( const QString& columnName, bool *ok = 0) const;

    QString data(int columnNumber, bool *ok = 0) const;

    QDate dataToDate( const QString& columnName, bool *ok = 0 );

    QDate dataToDate( int columnNumber, bool *ok = 0 );

    QDateTime dataToDateTime( const QString& columName, bool *ok = 0 );
    QDateTime dataToDateTime( int columnNumber, bool *ok = 0 );
private:
    TableString m_string;
    TableInt m_int;
};

class OSQLResult {
public:
    enum State{ Success = 0, Failure,Undefined };

    OSQLResult( enum State state = Undefined,
                const OSQLResultItem::ValueList& r= OSQLResultItem::ValueList(),
                const OSQLError::ValueList& errors = OSQLError::ValueList() );
    ~OSQLResult();
    State state()const;
    OSQLError::ValueList errors()const;
    OSQLResultItem::ValueList results()const;

    void setState( enum State state );
    void setErrors( const OSQLError::ValueList& error );
    void setResults( const OSQLResultItem::ValueList& result );

    OSQLResultItem first();
    OSQLResultItem next();
    bool atEnd();
    OSQLResultItem::ValueList::ConstIterator iterator()const;
private:
    enum State m_state;
    OSQLResultItem::ValueList m_list;
    OSQLError::ValueList m_error;
    OSQLResultItem::ValueList::Iterator it;
    class Private;
    Private *d;
};

}
}
#endif

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