127 lines
3.5 KiB
C++
127 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Original Author: David W. Hyatt (hyatt@netscape.com)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsCOMPtr.h"
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#include "nsIIFrameBoxObject.h"
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#include "nsBoxObject.h"
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#include "nsIDocument.h"
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#include "nsIPresShell.h"
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#include "nsIFrame.h"
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#include "nsIDocShell.h"
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class nsIFrameBoxObject : public nsIIFrameBoxObject, public nsBoxObject
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIIFRAMEBOXOBJECT
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nsIFrameBoxObject();
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virtual ~nsIFrameBoxObject();
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protected:
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};
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/* Implementation file */
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NS_IMPL_ADDREF(nsIFrameBoxObject)
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NS_IMPL_RELEASE(nsIFrameBoxObject)
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NS_IMETHODIMP
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nsIFrameBoxObject::QueryInterface(REFNSIID iid, void** aResult)
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{
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if (!aResult)
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return NS_ERROR_NULL_POINTER;
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if (iid.Equals(NS_GET_IID(nsIIFrameBoxObject))) {
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*aResult = (nsIIFrameBoxObject*)this;
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NS_ADDREF(this);
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return NS_OK;
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}
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return nsBoxObject::QueryInterface(iid, aResult);
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}
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nsIFrameBoxObject::nsIFrameBoxObject()
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{
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NS_INIT_ISUPPORTS();
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}
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nsIFrameBoxObject::~nsIFrameBoxObject()
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{
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/* destructor code */
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}
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/* void openIFrame (in boolean openFlag); */
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NS_IMETHODIMP nsIFrameBoxObject::GetDocShell(nsIDocShell** aResult)
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{
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*aResult = nsnull;
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if (!mPresShell) {
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return NS_OK;
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}
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nsCOMPtr<nsIDocument> doc, sub_doc;
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mPresShell->GetDocument(getter_AddRefs(doc));
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doc->GetSubDocumentFor(mContent, getter_AddRefs(sub_doc));
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if (!sub_doc) {
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return NS_OK;
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}
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nsCOMPtr<nsISupports> container;
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sub_doc->GetContainer(getter_AddRefs(container));
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if (!container) {
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return NS_OK;
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}
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return CallQueryInterface(container, aResult);
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}
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// Creation Routine ///////////////////////////////////////////////////////////////////////
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nsresult
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NS_NewIFrameBoxObject(nsIBoxObject** aResult)
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{
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*aResult = new nsIFrameBoxObject;
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if (!*aResult)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(*aResult);
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return NS_OK;
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}
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