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/*
* Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "FormValuesPropertyBag.h"
using namespace WebCore;
HRESULT STDMETHODCALLTYPE FormValuesPropertyBag::QueryInterface(REFIID riid, void** ppvObject)
{
*ppvObject = 0;
if (IsEqualGUID(riid, IID_IUnknown))
*ppvObject = this;
else if (IsEqualGUID(riid, IID_IPropertyBag))
*ppvObject = static_cast<IPropertyBag*>(this);
else if (IsEqualGUID(riid, IID_IPropertyBag2))
*ppvObject = static_cast<IPropertyBag2*>(this);
else
return E_NOINTERFACE;
AddRef();
return S_OK;
}
ULONG STDMETHODCALLTYPE FormValuesPropertyBag::AddRef(void)
{
return 1;
}
ULONG STDMETHODCALLTYPE FormValuesPropertyBag::Release(void)
{
return 0;
}
HRESULT STDMETHODCALLTYPE FormValuesPropertyBag::Read(LPCOLESTR pszPropName, VARIANT* pVar, IErrorLog* /*pErrorLog*/)
{
HRESULT hr = S_OK;
if (!pszPropName || !pVar)
return E_POINTER;
String key(pszPropName);
if (!m_formValues->contains(key))
return E_INVALIDARG;
String value = m_formValues->get(key);
VARTYPE requestedType = V_VT(pVar);
VariantClear(pVar);
V_VT(pVar) = VT_BSTR;
V_BSTR(pVar) = SysAllocStringLen(value.characters(), value.length());
if (value.length() && !V_BSTR(pVar))
return E_OUTOFMEMORY;
if (requestedType != VT_BSTR && requestedType != VT_EMPTY)
hr = VariantChangeType(pVar, pVar, VARIANT_NOUSEROVERRIDE | VARIANT_ALPHABOOL, requestedType);
return hr;
}
HRESULT STDMETHODCALLTYPE FormValuesPropertyBag::Write(LPCOLESTR pszPropName, VARIANT* pVar)
{
if (!pszPropName || !pVar)
return E_POINTER;
VariantClear(pVar);
return E_FAIL;
}
HRESULT STDMETHODCALLTYPE FormValuesPropertyBag::Read(
/* [in] */ ULONG cProperties,
/* [in] */ PROPBAG2* pPropBag,
/* [in] */ IErrorLog* pErrLog,
/* [out] */ VARIANT* pvarValue,
/* [out] */ HRESULT* phrError)
{
if (cProperties > (size_t)m_formValues->size())
return E_INVALIDARG;
if (!pPropBag || !pvarValue || !phrError)
return E_POINTER;
for (ULONG i=0; i<cProperties; i++) {
VariantInit(&pvarValue[i]);
phrError[i] = Read(pPropBag->pstrName, &pvarValue[i], pErrLog);
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE FormValuesPropertyBag::Write(
/* [in] */ ULONG /*cProperties*/,
/* [in] */ PROPBAG2* pPropBag,
/* [in] */ VARIANT* pvarValue)
{
if (!pPropBag || !pvarValue)
return E_POINTER;
return E_FAIL;
}
HRESULT STDMETHODCALLTYPE FormValuesPropertyBag::CountProperties(
/* [out] */ ULONG* pcProperties)
{
*pcProperties = m_formValues->size();
return S_OK;
}
HRESULT STDMETHODCALLTYPE FormValuesPropertyBag::GetPropertyInfo(
/* [in] */ ULONG iProperty,
/* [in] */ ULONG cProperties,
/* [out] */ PROPBAG2* pPropBag,
/* [out] */ ULONG* pcProperties)
{
if (iProperty > (size_t)m_formValues->size() || iProperty+cProperties > (size_t)m_formValues->size())
return E_INVALIDARG;
if (!pPropBag || !pcProperties)
return E_POINTER;
*pcProperties = 0;
ULONG i = 0;
ULONG endProperty = iProperty + cProperties;
for (HashMap<String, String>::iterator it = m_formValues->begin(); i<endProperty; i++) {
if (i >= iProperty) {
int storeIndex = (*pcProperties)++;
pPropBag[storeIndex].dwType = PROPBAG2_TYPE_DATA;
pPropBag[storeIndex].vt = VT_BSTR;
pPropBag[storeIndex].cfType = CF_TEXT;
pPropBag[storeIndex].dwHint = 0;
pPropBag[storeIndex].pstrName = const_cast<LPOLESTR>(it->first.charactersWithNullTermination());
}
++it;
}
return S_OK;
}
HRESULT STDMETHODCALLTYPE FormValuesPropertyBag::LoadObject(
/* [in] */ LPCOLESTR pstrName,
/* [in] */ DWORD /*dwHint*/,
/* [in] */ IUnknown* pUnkObject,
/* [in] */ IErrorLog* /*pErrLog*/)
{
if (!pstrName || !pUnkObject)
return E_POINTER;
return E_FAIL;
}
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