gecko-dev/webshell/embed/ActiveX/IEHtmlNode.cpp

103 строки
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include "stdafx.h"
#include "IEHtmlNode.h"
CIEHtmlNode::CIEHtmlNode()
{
m_pIDOMNode = nsnull;
m_pIDispParent = NULL;
}
CIEHtmlNode::~CIEHtmlNode()
{
SetDOMNode(nsnull);
}
HRESULT CIEHtmlNode::SetParentNode(IDispatch *pIDispParent)
{
m_pIDispParent = pIDispParent;
return S_OK;
}
HRESULT CIEHtmlNode::SetDOMNode(nsIDOMNode *pIDOMNode)
{
if (m_pIDOMNode)
{
m_pIDOMNode->Release();
m_pIDOMNode = nsnull;
}
if (pIDOMNode)
{
m_pIDOMNode = pIDOMNode;
m_pIDOMNode->AddRef();
}
return S_OK;
}
HRESULT CIEHtmlNode::GetDOMNode(nsIDOMNode **pIDOMNode)
{
if (pIDOMNode == NULL)
{
return E_INVALIDARG;
}
*pIDOMNode = nsnull;
if (m_pIDOMNode)
{
m_pIDOMNode->AddRef();
*pIDOMNode = m_pIDOMNode;
}
return S_OK;
}
HRESULT CIEHtmlNode::GetDOMElement(nsIDOMElement **pIDOMElement)
{
if (pIDOMElement == NULL)
{
return E_INVALIDARG;
}
if (m_pIDOMNode == nsnull)
{
return E_NOINTERFACE;
}
*pIDOMElement = nsnull;
m_pIDOMNode->QueryInterface(kIDOMElementIID, (void **) pIDOMElement);
return (*pIDOMElement) ? S_OK : E_NOINTERFACE;
}
HRESULT CIEHtmlNode::GetIDispatch(IDispatch **pDispatch)
{
if (pDispatch == NULL)
{
return E_INVALIDARG;
}
*pDispatch = NULL;
return E_NOINTERFACE;
}