db_reader.h

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/*
**  ClanLib SDK
**  Copyright (c) 1997-2009 The ClanLib Team
**
**  This software is provided 'as-is', without any express or implied
**  warranty.  In no event will the authors be held liable for any damages
**  arising from the use of this software.
**
**  Permission is granted to anyone to use this software for any purpose,
**  including commercial applications, and to alter it and redistribute it
**  freely, subject to the following restrictions:
**
**  1. The origin of this software must not be misrepresented; you must not
**     claim that you wrote the original software. If you use this software
**     in a product, an acknowledgment in the product documentation would be
**     appreciated but is not required.
**  2. Altered source versions must be plainly marked as such, and must not be
**     misrepresented as being the original software.
**  3. This notice may not be removed or altered from any source distribution.
**
**  Note: Some of the libraries ClanLib may link to may have additional
**  requirements or restrictions.
**
**  File Author(s):
**
**    Magnus Norddahl
*/


#pragma once

#include "api_database.h"

class CL_DateTime;
class CL_DataBuffer;
class CL_DBConnection;
class CL_DBReaderProvider;
class CL_DBReader_Impl;

class CL_API_DATABASE CL_DBReader
{
public:
        CL_DBReader();

        CL_DBReader(const CL_SharedPtr<CL_DBReader_Impl> &impl);

        ~CL_DBReader();

public:
        int get_column_count() const;
        
        CL_String get_column_name(int index) const;
        
        int get_name_index(const CL_StringRef &name) const;

        CL_String get_column_string(int index) const;
        
        bool get_column_bool(int index) const;
        
        int get_column_int(int index) const;
        
        double get_column_double(int index) const;
        
        CL_DateTime get_column_datetime(int index) const;
        
        CL_DataBuffer get_column_binary(int index) const;

        CL_DBReaderProvider *get_provider();

public:
        bool retrieve_row();
        
        void close();

private:
        CL_SharedPtr<CL_DBReader_Impl> impl;

};

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