382 lines
13 KiB
C++
382 lines
13 KiB
C++
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/////////////////////////////////////////////////////////////////////////////
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//
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// Copyright(C) 2000 Microsoft Corporation all rights reserved.
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//
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// Module: Properties.cpp
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//
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// Project: Windows 2000 IAS
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//
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// Description: Implementation of the CProperties class
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//
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// Author: tperraut
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//
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// Revision 02/24/2000 created
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//
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/////////////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "Properties.h"
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//////////////////////////////////////////////////////////////////////////
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// class CProperties
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//////////////////////////////////////////////////////////////////////////
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//Constructor
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//////////////
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CProperties::CProperties(CSession& SessionParam)
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:m_PropertiesCommandGet(SessionParam),
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m_PropertiesCommandGetByName(SessionParam),
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m_PropertiesCommandInsert(SessionParam),
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m_PropertiesCommandDelete(SessionParam),
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m_PropertiesCommandDeleteMultiple(SessionParam)
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{
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};
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//////////////
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// Destructor
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//////////////
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CProperties::~CProperties()
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{
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};
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///////////////
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// GetProperty
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///////////////
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HRESULT CProperties::GetProperty(
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LONG Bag,
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_bstr_t& Name,
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LONG& Type,
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_bstr_t& StrVal
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)
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{
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return m_PropertiesCommandGet.GetProperty(
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Bag,
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Name,
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Type,
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StrVal
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);
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}
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///////////////////
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// GetNextProperty
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///////////////////
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HRESULT CProperties::GetNextProperty(
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LONG Bag,
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_bstr_t& Name,
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LONG& Type,
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_bstr_t& StrVal,
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LONG Index
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)
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{
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return m_PropertiesCommandGet.GetProperty(
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Bag,
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Name,
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Type,
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StrVal,
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Index
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);
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}
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/////////////////////
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// GetPropertyByName
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/////////////////////
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HRESULT CProperties::GetPropertyByName(
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LONG Bag,
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const _bstr_t& Name,
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LONG& Type,
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_bstr_t& StrVal
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)
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{
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return m_PropertiesCommandGetByName.GetPropertyByName(
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Bag,
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Name,
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Type,
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StrVal
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);
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}
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//////////////////////////////////
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// InsertProperty
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// throw an exception if it fails
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//////////////////////////////////
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void CProperties::InsertProperty(
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LONG Bag,
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const _bstr_t& Name,
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LONG Type,
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const _bstr_t& StrVal
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)
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{
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m_PropertiesCommandInsert.InsertProperty(
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Bag,
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Name,
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Type,
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StrVal
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);
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}
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//////////////////////////////////
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// DeleteProperty
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// throw an exception if it fails
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//////////////////////////////////
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void CProperties::DeleteProperty(
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LONG Bag,
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const _bstr_t& Name
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)
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{
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m_PropertiesCommandDelete.DeleteProperty(
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Bag,
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Name
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);
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}
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//////////////////////////
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// DeletePropertiesExcept
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//////////////////////////
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void CProperties::DeletePropertiesExcept(
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LONG Bag,
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const _bstr_t& Exception
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)
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{
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m_PropertiesCommandDeleteMultiple.DeletePropertiesExcept(Bag, Exception);
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}
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///////////////////////////////////////////////////
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// UpdateProperty
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// throw an exception if it fails
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// Improvement possible: create a SQL statement
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// to update instead of doing a delete then insert
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///////////////////////////////////////////////////
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void CProperties::UpdateProperty(
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LONG Bag,
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const _bstr_t& Name,
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LONG Type,
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const _bstr_t& StrVal
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)
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{
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try
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{
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m_PropertiesCommandDelete.DeleteProperty(
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Bag,
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Name
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);
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}
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catch(...)
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{
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// ignore the failure. If delete fails but insert works, that's ok
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}
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m_PropertiesCommandInsert.InsertProperty(
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Bag,
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Name,
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Type,
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StrVal
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);
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}
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//////////////////////////////////////////////////////////////////////////////
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// class CPropertiesCommandGet
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//////////////////////////////////////////////////////////////////////////////
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CProperties::CPropertiesCommandGet::CPropertiesCommandGet(
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CSession& CurrentSession
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)
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{
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Init(CurrentSession);
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};
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///////////////
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// GetProperty
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///////////////
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HRESULT CProperties::CPropertiesCommandGet::GetProperty(
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LONG Bag,
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_bstr_t& Name,
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LONG& Type,
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_bstr_t& StrVal
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)
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{
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m_BagParam = Bag;
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HRESULT hr = BaseExecute();
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if ( SUCCEEDED(hr) )
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{
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Name = m_Name;
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Type = m_Type;
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StrVal = m_StrVal;
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}
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return hr;
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}
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//////////////////////////
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// GetProperty overloaded
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//////////////////////////
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HRESULT CProperties::CPropertiesCommandGet::GetProperty(
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LONG Bag,
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_bstr_t& Name,
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LONG& Type,
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_bstr_t& StrVal,
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LONG Index
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)
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{
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m_BagParam = Bag;
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HRESULT hr = BaseExecute(Index);
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if ( SUCCEEDED(hr) )
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{
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Name = m_Name;
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Type = m_Type;
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StrVal = m_StrVal;
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}
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return hr;
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}
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//////////////////////////////////////////////////////////////////////////////
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// class CPropertiesCommandGetByName
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//////////////////////////////////////////////////////////////////////////////
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CProperties::CPropertiesCommandGetByName::CPropertiesCommandGetByName(
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CSession& CurrentSession
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)
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{
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Init(CurrentSession);
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};
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//////////////////////
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// GetPropertyByName
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//////////////////////
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HRESULT CProperties::CPropertiesCommandGetByName::GetPropertyByName(
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LONG Bag,
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const _bstr_t& Name,
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LONG& Type,
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_bstr_t& StrVal
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)
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{
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m_BagParam = Bag;
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if ( Name.length() )
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{
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lstrcpynW(m_NameParam, Name, NAME_SIZE);
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}
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HRESULT hr = BaseExecute();
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if ( SUCCEEDED(hr) )
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{
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Type = m_Type;
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StrVal = m_StrVal;
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}
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return hr;
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};
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//////////////////////////////////////////////////////////////////////////////
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// class CPropertiesCommandInsert
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//////////////////////////////////////////////////////////////////////////////
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CProperties::CPropertiesCommandInsert::CPropertiesCommandInsert(
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CSession& CurrentSession
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)
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{
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Init(CurrentSession);
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}
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//////////////////
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// InsertProperty
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//////////////////
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void CProperties::CPropertiesCommandInsert::InsertProperty(
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LONG Bag,
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const _bstr_t& Name,
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LONG Type,
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const _bstr_t& StrVal
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)
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{
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ClearRecord();
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m_BagParam = Bag;
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if ( Name.length() )
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{
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lstrcpynW(m_NameParam, Name, NAME_SIZE);
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}
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m_TypeParam = Type;
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if ( StrVal.length() )
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{
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lstrcpynW(m_StrValParam, StrVal, STRVAL_SIZE);
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}
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CDBPropSet propset(DBPROPSET_ROWSET);
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propset.AddProperty(DBPROP_IRowsetChange, true);
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propset.AddProperty(DBPROP_UPDATABILITY, DBPROPVAL_UP_CHANGE
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| DBPROPVAL_UP_INSERT );
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_com_util::CheckError(Open(&propset));
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Close();
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}
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//////////////////////////////////////////////////////////////////////////////
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// class CPropertiesCommandDelete
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//////////////////////////////////////////////////////////////////////////////
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CProperties::CPropertiesCommandDelete::CPropertiesCommandDelete(
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CSession& CurrentSession
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)
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{
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Init(CurrentSession);
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}
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//////////////////
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// DeleteProperty
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//////////////////
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void CProperties::CPropertiesCommandDelete::DeleteProperty(
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LONG Bag,
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const _bstr_t& Name
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)
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{
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m_BagParam = Bag;
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lstrcpynW(m_NameParam, Name, NAME_SIZE);
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CDBPropSet propset(DBPROPSET_ROWSET);
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propset.AddProperty(DBPROP_IRowsetChange, true);
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propset.AddProperty(DBPROP_UPDATABILITY, DBPROPVAL_UP_CHANGE
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| DBPROPVAL_UP_DELETE );
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_com_util::CheckError(Open(&propset));
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Close();
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}
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//////////////////////////////////////////////////////////////////////////////
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// class CPropertiesCommandDeleteMultiple
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//////////////////////////////////////////////////////////////////////////////
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CProperties::CPropertiesCommandDeleteMultiple::
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CPropertiesCommandDeleteMultiple(CSession& CurrentSession)
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{
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Init(CurrentSession);
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}
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//////////////////
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// DeleteProperty
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//////////////////
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void CProperties::CPropertiesCommandDeleteMultiple::DeletePropertiesExcept(
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LONG Bag,
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const _bstr_t& Exception
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)
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{
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m_BagParam = Bag;
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lstrcpynW(m_ExceptionParam, Exception, SIZE_EXCEPTION_MAX);
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CDBPropSet propset(DBPROPSET_ROWSET);
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propset.AddProperty(DBPROP_IRowsetChange, true);
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propset.AddProperty(DBPROP_UPDATABILITY, DBPROPVAL_UP_CHANGE
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| DBPROPVAL_UP_DELETE );
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Open(&propset); // ignore the result
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Close();
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}
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