gecko/layout/generic/nsIFrameFrame.h

65 lines
2.4 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
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*
* Software distributed under the License is distributed on an "AS IS" basis,
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* 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 the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
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* 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"),
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* ***** END LICENSE BLOCK ***** */
/*
* interface for rendering objects for replaced elements containing a
* document, such as <frame>, <iframe>, and some <object>s
*/
#ifndef nsIFrameFrame_h___
#define nsIFrameFrame_h___
class nsIDocShell;
class nsIFrameFrame
{
public:
NS_DECL_QUERYFRAME_TARGET(nsIFrameFrame)
NS_IMETHOD GetDocShell(nsIDocShell **aDocShell) = 0;
/**
* Only allowed to fail if the other frame is not the same type as
* this one or if one of the frames has no docshell. Don't call
* EndSwapDocShells() unless BeginSwapDocShells() succeeds.
*/
NS_IMETHOD BeginSwapDocShells(nsIFrame* aOther) = 0;
virtual void EndSwapDocShells(nsIFrame* aOther) = 0;
};
#endif