windows-server-2003/admin/pchealth/helpctr/service/jetblue/comwrapper/column.cpp

/******************************************************************************

Copyright (c) 2000 Microsoft Corporation

Module Name:
    Column.cpp

Abstract:
    This file contains the implementation of the JetBlueCOM::Column class.

Revision History:
    Davide Massarenti   (Dmassare)  05/20/2000
        created

******************************************************************************/

#include <stdafx.h>

#ifndef NOJETBLUECOM

////////////////////////////////////////////////////////////////////////////////

JetBlueCOM::Column::Column()
{
    m_col = NULL; // JetBlue::Column* m_col;
}

JetBlueCOM::Column::~Column()
{
    Passivate();
}

////////////////////////////////////////

HRESULT JetBlueCOM::Column::Initialize( /*[in]*/ JetBlue::Column& col )
{
    m_col = &col;

    return S_OK;
}

void JetBlueCOM::Column::Passivate()
{
    MPC::SmartLock<_ThreadModel> lock( this );

    m_col = NULL;
}

////////////////////////////////////////

STDMETHODIMP JetBlueCOM::Column::get_Name( /*[out, retval]*/ BSTR *pVal )
{
    __HCP_FUNC_ENTRY( "JetBlueCOM::Column::get_Name" );

	USES_CONVERSION;

    HRESULT                      hr;
    MPC::SmartLock<_ThreadModel> lock( this );

    __MPC_PARAMCHECK_BEGIN(hr)
        __MPC_PARAMCHECK_POINTER_AND_SET(pVal,NULL);
    __MPC_PARAMCHECK_END();

    __MPC_JET_CHECKHANDLE(hr,m_col,NULL);


    {
        const MPC::string& str = *m_col;

        hr = MPC::GetBSTR( A2W( str.c_str() ), pVal );
    }


    __HCP_FUNC_CLEANUP;

    __HCP_FUNC_EXIT(hr);
}

STDMETHODIMP JetBlueCOM::Column::get_Type( /*[out, retval]*/ long *pVal )
{
    __HCP_FUNC_ENTRY( "JetBlueCOM::Column::get_Type" );

    HRESULT                      hr;
    MPC::SmartLock<_ThreadModel> lock( this );

    __MPC_PARAMCHECK_BEGIN(hr)
        __MPC_PARAMCHECK_POINTER_AND_SET(pVal,NULL);
    __MPC_PARAMCHECK_END();

    __MPC_JET_CHECKHANDLE(hr,m_col,NULL);


    {
        const JET_COLUMNDEF& coldef = *m_col;

        *pVal = coldef.coltyp;
    }


    hr = S_OK;

    __HCP_FUNC_CLEANUP;

    __HCP_FUNC_EXIT(hr);
}

STDMETHODIMP JetBlueCOM::Column::get_Bits( /*[out, retval]*/ long *pVal )
{
    __HCP_FUNC_ENTRY( "JetBlueCOM::Column::get_Bits" );

    HRESULT                      hr;
    MPC::SmartLock<_ThreadModel> lock( this );

    __MPC_PARAMCHECK_BEGIN(hr)
        __MPC_PARAMCHECK_POINTER_AND_SET(pVal,NULL);
    __MPC_PARAMCHECK_END();

    __MPC_JET_CHECKHANDLE(hr,m_col,NULL);


    {
        const JET_COLUMNDEF& coldef = *m_col;

        *pVal = coldef.grbit;
    }


    hr = S_OK;

    __HCP_FUNC_CLEANUP;

    __HCP_FUNC_EXIT(hr);
}

STDMETHODIMP JetBlueCOM::Column::get_Value( /*[out, retval]*/ VARIANT *pVal )
{
    __HCP_FUNC_ENTRY( "JetBlueCOM::Column::get_Value" );

    HRESULT                      hr;
    CComVariant                  vValue;
    MPC::SmartLock<_ThreadModel> lock( this );

    __MPC_PARAMCHECK_BEGIN(hr)
        __MPC_PARAMCHECK_NOTNULL(pVal);
    __MPC_PARAMCHECK_END();

    __MPC_JET_CHECKHANDLE(hr,m_col,NULL);

    __MPC_EXIT_IF_METHOD_FAILS(hr, m_col->Get( vValue ));

    hr = vValue.Detach( pVal );

    __HCP_FUNC_CLEANUP;

    __HCP_FUNC_EXIT(hr);
}

STDMETHODIMP JetBlueCOM::Column::put_Value( /*[in]*/ VARIANT newVal )
{
    __HCP_FUNC_ENTRY( "JetBlueCOM::Column::put_Value" );

    HRESULT                      hr;
    CComVariant                  vValue;
    MPC::SmartLock<_ThreadModel> lock( this );

    __MPC_JET_CHECKHANDLE(hr,m_col,NULL);

    __MPC_EXIT_IF_METHOD_FAILS(hr, vValue.Attach( &newVal ));

    hr = m_col->Put( vValue );

    __HCP_FUNC_CLEANUP;

    __HCP_FUNC_EXIT(hr);
}

#endif