MTSUSEREVENTDATA.CPP

/******************************************************************************\ 
******************************************************************************** 
* Filename: MtsUserEventData.cpp 
* 
* Description:  Implementation of CMtsUserEventData -- uses a linked list 
*to maintain named-valued pairs 
* 
* This file is provided as part of the Microsoft Transaction Server 
* Software Development Kit 
* 
*THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT  
*WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED,  
*INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES  
*OF MERCHANTABILITY AND/OR FITNESS FOR A  PARTICULAR  
*PURPOSE. 
* 
* Copyright (C) 1997 Microsoft Corporation, All rights reserved 
******************************************************************************** 
\******************************************************************************/ 
 
#include "stdafx.h" 
#include "MtsUserEventObj.h" 
#include "MtsUserEventData.h" 
#include "mtsevents_i.c" 
 
///////////////////////////////////////////////////////////////////////////// 
// CMtsUserEventData 
CMtsUserEventData::~CMtsUserEventData() 
{ 
 
NameValueList::iterator item; 
CNameValue * pNV; 
for (item = m_list.begin(); item != m_list.end(); ++item) 
{ 
 
pNV = *item; 
if (pNV) 
delete pNV; 
} 
 
m_list.clear(); 
 
} 
 
STDMETHODIMP CMtsUserEventData::put_DisplayName(BSTR newVal) 
{ 
m_sDisplayName = newVal; 
return S_OK; 
} 
 
STDMETHODIMP CMtsUserEventData::put_GuidEventId(BSTR newVal) 
{ 
 
m_sEventID = newVal; 
return S_OK; 
} 
 
STDMETHODIMP CMtsUserEventData::put_Value(BSTR sKey, VARIANT * newVal) 
{ 
CNameValue * pNV = new CNameValue(sKey, newVal); 
m_list.push_back(pNV); 
return S_OK; 
} 
 
 
STDMETHODIMP CMtsUserEventData::get_DisplayName(BSTR * sDisplayName) 
{ 
*sDisplayName = m_sDisplayName.Copy(); 
return S_OK; 
} 
STDMETHODIMP CMtsUserEventData::get_EventID(BSTR * sGuidEventID) 
{ 
*sGuidEventID = m_sEventID.Copy(); 
return S_OK; 
} 
 
STDMETHODIMP CMtsUserEventData::get_Count(long * lCount) 
{ 
*lCount = m_list.size(); 
return S_OK; 
} 
 
STDMETHODIMP CMtsUserEventData::get_Value(BSTR sKey, VARIANT * pVal) 
{ 
 
NameValueList::iterator item; 
CNameValue * pNV; 
for (item = m_list.begin(); item != m_list.end(); ++item) 
{ 
 
pNV = *item; 
if (lstrcmpi(pNV -> m_sName, sKey) == 0) 
{ 
VariantInit(pVal); 
pVal -> vt = VT_BSTR; 
pVal -> bstrVal = ::SysAllocString(pNV -> m_sValue.bstrVal); 
break; 
} 
 
} 
 
return S_OK; 
} 
 
STDMETHODIMP CMtsUserEventData::get_Names(IUnknown ** pUnk) 
{ 
long lCount = m_list.size(); 
LPOLESTR *var = new LPOLESTR[lCount]; 
int i =0; 
NameValueList::iterator item; 
CNameValue * pNV; 
for (item = m_list.begin(); item != m_list.end(); ++item) 
{ 
 
pNV = *item; 
var[i]  = pNV->m_sName; 
i++; 
} 
 
_ASSERTE(i == lCount); 
typedef CComObject<CComEnum<IEnumString, &IID_IEnumString, LPOLESTR, 
_Copy<LPOLESTR> > > enumvar; 
enumvar* p = new enumvar; 
p->Init(&var[0], &var[i], NULL, AtlFlagCopy); // make copies 
delete [] var; 
return p->QueryInterface(IID_IUnknown, (void**)pUnk); 
}