gecko/layout/xul/base/src/nsStackFrame.h

76 lines
2.7 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla 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/MPL/
*
* 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 Communicator client code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
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* decision by deleting the provisions above and replace them with the notice
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* ***** END LICENSE BLOCK ***** */
/**
Eric D Vaughan
A frame that can have multiple children. Only one child may be displayed at one time. So the
can be flipped though like a Stack of cards.
**/
#ifndef nsStackFrame_h___
#define nsStackFrame_h___
#include "nsBoxFrame.h"
class nsStackFrame : public nsBoxFrame
{
public:
friend nsIFrame* NS_NewStackFrame(nsIPresShell* aPresShell, nsStyleContext* aContext, nsIBoxLayout* aLayout = nsnull);
#ifdef NS_DEBUG
NS_IMETHOD GetFrameName(nsAString& aResult) const
{
return MakeFrameName(NS_LITERAL_STRING("Stack"), aResult);
}
#endif
NS_IMETHOD BuildDisplayListForChildren(nsDisplayListBuilder* aBuilder,
const nsRect& aDirtyRect,
const nsDisplayListSet& aLists);
protected:
nsStackFrame(nsIPresShell* aPresShell, nsStyleContext* aContext, nsIBoxLayout* aLayout = nsnull);
}; // class nsStackFrame
#endif