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

85 lines
2.9 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):
* Original Author: David W. Hyatt (hyatt@netscape.com)
*
* 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
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsBoxObject_h_
#define nsBoxObject_h_
#include "nsCOMPtr.h"
#include "nsIBoxObject.h"
#include "nsPIBoxObject.h"
#include "nsPoint.h"
#include "nsAutoPtr.h"
#include "nsHashKeys.h"
#include "nsInterfaceHashtable.h"
class nsIFrame;
class nsIDocShell;
struct nsRect;
class nsBoxObject : public nsPIBoxObject
{
NS_DECL_ISUPPORTS
NS_DECL_NSIBOXOBJECT
public:
nsBoxObject();
virtual ~nsBoxObject();
// nsPIBoxObject
virtual nsresult Init(nsIContent* aContent);
virtual void Clear();
virtual void ClearCachedValues();
nsIFrame* GetFrame(PRBool aFlushLayout);
nsIPresShell* GetPresShell(PRBool aFlushLayout);
nsresult GetOffsetRect(nsRect& aRect);
nsresult GetScreenPosition(nsIntPoint& aPoint);
// Given a parent frame and a child frame, find the frame whose
// next sibling is the given child frame and return its element
static nsresult GetPreviousSibling(nsIFrame* aParentFrame, nsIFrame* aFrame,
nsIDOMElement** aResult);
protected:
nsAutoPtr<nsInterfaceHashtable<nsStringHashKey,nsISupports> > mPropertyTable; //[OWNER]
nsIContent* mContent; // [WEAK]
};
#endif