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// ShutdownData.cpp: implementation of the CPropertyBagImpl class.
//
//////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "CmptData.h"
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
CPropertyBag::CPropertyBag()
{
m_pBag = NULL;
}
CPropertyBag::~CPropertyBag()
{
m_pBag = NULL;
}
HRESULT CPropertyBag::Initialize(IUnknown * pUnk)
{
if(pUnk == NULL)
{
if(m_pBag != NULL)
{
m_pBag->Release();
m_pBag = NULL;
return S_OK;
}
else
return E_UNEXPECTED;
}
HRESULT hr;
hr = pUnk->QueryInterface(IID_IPropertyBag, (void**) &m_pBag);
if(FAILED(hr))
m_pBag = NULL;
return hr;
}
HRESULT CPropertyBag::Initialize(int cUnks, IUnknown** ppUnks)
{
HRESULT hr = S_FALSE;
for (UINT i = 0; i < cUnks; i++)
{
hr = Initialize(ppUnks[i]);
if(SUCCEEDED(hr))
return hr;
}
return hr;
}
int CPropertyBag::GetInt(const string& sKeyName, int nDefault) const
{
if(m_pBag == NULL)
return nDefault;
CComVariant var;
if(SUCCEEDED(m_pBag->Read(CComBSTR(sKeyName), &var, NULL)))
{
if(var.vt == VT_I4)
{
return var.lVal;
}
else
return nDefault;
}
else
{
return nDefault;
}
}
string CPropertyBag::GetString(const string& sKeyName, const string& sDefault) const
{
USES_CONVERSION;
if(m_pBag == NULL)
return sDefault;
CComVariant var;
string sRet;
if(SUCCEEDED(m_pBag->Read(CComBSTR(sKeyName), &var, NULL)))
{
if(var.vt == VT_BSTR)
{
sRet = OLE2T(var.bstrVal);
return sRet;
}
else
return sDefault;
}
else {
return sDefault;
}
}
HRESULT CPropertyBag::WriteInt(const string& sKeyName, int nValue)
{
if(m_pBag == NULL)
return E_POINTER;
CComVariant var;
var.vt = VT_I4;
var.lVal = nValue;
return m_pBag->Write(CComBSTR(sKeyName), &var);
}
HRESULT CPropertyBag::WriteString(const string& sKeyName, const string& sValue)
{
if(m_pBag == NULL)
return E_POINTER;
CComVariant var;
CComBSTR bsVal(sValue);
var.vt = VT_BSTR;
var.bstrVal = bsVal;
return m_pBag->Write(CComBSTR(sKeyName), &var);
}
HRESULT CPropertyBag::DeleteProperty(const string& sKeyName)
{
if(m_pBag == NULL)
return E_POINTER;
CComVariant var;
var.Clear();
return m_pBag->Write(CComBSTR(sKeyName), &var);
}
UINT CPropertyBag::GetStringSet(const string& sFormat, string_array& asData) const
{
UINT nCnt = 0;
string sVal;
string sKeyName;
// Format Key Name
sKeyName.format(sFormat, nCnt++);
// Add URLs to List Box
while((sVal = GetString(sKeyName, NS_NO_KEY)) != NS_NO_KEY)
{
asData.push_back(sVal);
// Format Key Name
sKeyName.format(sFormat, nCnt++);
}
return --nCnt;
}
UINT CPropertyBag::WriteStringSet(const string& sFormat, const string_array& asData)
{
UINT nCnt = 0; // Number of URLs from Registry
string sKeyName;
string_array::const_iterator iter = asData.begin();
for(; iter != asData.end(); iter++)
{
sKeyName.format(sFormat, nCnt++);
WriteString(sKeyName, *iter);
}
UINT nRet = nCnt - 1;
sKeyName.format(sFormat, nCnt++);
CComVariant var;
while(SUCCEEDED(m_pBag->Read(CComBSTR(sKeyName), &var, NULL)) &&
var.vt != VT_EMPTY && var.vt != VT_NULL)
{
// Format Registry Key
DeleteProperty(sKeyName);
sKeyName.format(sFormat, nCnt++);
var.Clear();
}
return nRet;
}
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