blob: 4ca0a715023029856756b69c9e7a98a187454d3a [file] [log] [blame]
/*
* Copyright (C) 2006, 2007 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 COMPUTER, INC. OR
* 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 "WebKitDLL.h"
#include "WebElementPropertyBag.h"
#include "MarshallingHelpers.h"
#include "DOMCoreClasses.h"
#include "WebFrame.h"
#include <WebCore/Document.h>
#include <WebCore/Frame.h>
#include <WebCore/HitTestResult.h>
#include <WebCore/FrameLoader.h>
#include <WebCore/Image.h>
#include <WebCore/KURL.h>
#include <WebCore/RenderObject.h>
using namespace WebCore;
// WebElementPropertyBag -----------------------------------------------
WebElementPropertyBag::WebElementPropertyBag(const HitTestResult& result)
: m_result(new HitTestResult(result))
, m_refCount(0)
{
gClassCount++;
gClassNameCount.add("WebElementPropertyBag");
}
WebElementPropertyBag::~WebElementPropertyBag()
{
gClassCount--;
gClassNameCount.remove("WebElementPropertyBag");
}
WebElementPropertyBag* WebElementPropertyBag::createInstance(const HitTestResult& result)
{
WebElementPropertyBag* instance = new WebElementPropertyBag(result);
instance->AddRef();
return instance;
}
// IUnknown -------------------------------------------------------------------
HRESULT STDMETHODCALLTYPE WebElementPropertyBag::QueryInterface(REFIID riid, void** ppvObject)
{
*ppvObject = 0;
if (IsEqualGUID(riid, IID_IUnknown))
*ppvObject = static_cast<IPropertyBag*>(this);
else if (IsEqualGUID(riid, IID_IPropertyBag))
*ppvObject = static_cast<IPropertyBag*>(this);
else
return E_NOINTERFACE;
AddRef();
return S_OK;
}
ULONG STDMETHODCALLTYPE WebElementPropertyBag::AddRef(void)
{
return ++m_refCount;
}
ULONG STDMETHODCALLTYPE WebElementPropertyBag::Release(void)
{
ULONG newRef = --m_refCount;
if (!newRef)
delete this;
return newRef;
}
static bool isEqual(LPCWSTR s1, LPCWSTR s2)
{
return !wcscmp(s1, s2);
}
static HRESULT convertStringToVariant(VARIANT* pVar, const String& string)
{
V_VT(pVar) = VT_BSTR;
V_BSTR(pVar) = SysAllocStringLen(string.characters(), string.length());
if (string.length() && !V_BSTR(pVar))
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT STDMETHODCALLTYPE WebElementPropertyBag::Read(LPCOLESTR pszPropName, VARIANT *pVar, IErrorLog * /*pErrorLog*/)
{
if (!pszPropName)
return E_POINTER;
if (!m_result)
return E_FAIL;
BSTR key = (BSTR)pszPropName;
VariantClear(pVar);
if (isEqual(WebElementDOMNodeKey, key)) {
IDOMNode* node = DOMNode::createInstance(m_result->innerNonSharedNode());
V_VT(pVar) = VT_UNKNOWN;
V_UNKNOWN(pVar) = node;
return S_OK;
} else if (isEqual(WebElementFrameKey, key)) {
if (!(m_result->innerNonSharedNode() && m_result->innerNonSharedNode()->document()
&& m_result->innerNonSharedNode()->document()->frame()))
return E_FAIL;
Frame* coreFrame = m_result->innerNonSharedNode()->document()->frame();
WebFrame* webFrame = static_cast<WebFrame*>(coreFrame->loader()->client());
IWebFrame* iWebFrame;
if (FAILED(webFrame->QueryInterface(IID_IWebFrame, (void**)&iWebFrame)))
return E_FAIL;
V_VT(pVar) = VT_UNKNOWN;
V_UNKNOWN(pVar) = iWebFrame;
return S_OK;
} else if (isEqual(WebElementImageAltStringKey, key))
return convertStringToVariant(pVar, m_result->altDisplayString());
else if (isEqual(WebElementImageKey, key)) {
V_VT(pVar) = VT_BYREF;
V_BYREF(pVar) = m_result->image();
return S_OK;
} else if (isEqual(WebElementImageRectKey, key)) {
V_VT(pVar) = VT_ARRAY;
IntRect boundingBox = m_result->innerNonSharedNode() && m_result->innerNonSharedNode()->renderer() ?
m_result->innerNonSharedNode()->renderer()->absoluteBoundingBoxRect(true) : IntRect();
V_ARRAY(pVar) = MarshallingHelpers::intRectToSafeArray(boundingBox);
return S_OK;
} else if (isEqual(WebElementImageURLKey, key))
return convertStringToVariant(pVar, m_result->absoluteImageURL().string());
else if (isEqual(WebElementIsSelectedKey, key)) {
V_VT(pVar) = VT_BOOL;
if (m_result->isSelected())
V_BOOL(pVar) = VARIANT_TRUE;
else
V_BOOL(pVar) = VARIANT_FALSE;
return S_OK;
}
if (isEqual(WebElementMediaURLKey, key))
return convertStringToVariant(pVar, m_result->absoluteMediaURL().string());
if (isEqual(WebElementSpellingToolTipKey, key)) {
TextDirection dir;
return convertStringToVariant(pVar, m_result->spellingToolTip(dir));
} else if (isEqual(WebElementTitleKey, key)) {
TextDirection dir;
return convertStringToVariant(pVar, m_result->title(dir));
}
else if (isEqual(WebElementLinkURLKey, key))
return convertStringToVariant(pVar, m_result->absoluteLinkURL().string());
else if (isEqual(WebElementLinkTargetFrameKey, key)) {
if (!m_result->targetFrame())
return E_FAIL;
WebFrame* webFrame = kit(m_result->targetFrame());
IWebFrame* iWebFrame;
if (FAILED(webFrame->QueryInterface(IID_IWebFrame, (void**)&iWebFrame)))
return E_FAIL;
V_VT(pVar) = VT_UNKNOWN;
V_UNKNOWN(pVar) = iWebFrame;
return S_OK;
} else if (isEqual(WebElementLinkTitleKey, key))
return convertStringToVariant(pVar, m_result->titleDisplayString());
else if (isEqual(WebElementLinkLabelKey, key))
return convertStringToVariant(pVar, m_result->textContent());
else if (isEqual(WebElementIsContentEditableKey, key)) {
V_VT(pVar) = VT_BOOL;
if (m_result->isContentEditable())
V_BOOL(pVar) = VARIANT_TRUE;
else
V_BOOL(pVar) = VARIANT_FALSE;
return S_OK;
}
return E_INVALIDARG;
}
HRESULT STDMETHODCALLTYPE WebElementPropertyBag::Write(LPCOLESTR pszPropName, VARIANT* pVar)
{
if (!pszPropName || !pVar)
return E_POINTER;
return E_FAIL;
}