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56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsBoxObject_h_
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#define nsBoxObject_h_
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#include "mozilla/Attributes.h"
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#include "nsCOMPtr.h"
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#include "nsIBoxObject.h"
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#include "nsPIBoxObject.h"
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#include "nsPoint.h"
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#include "nsAutoPtr.h"
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#include "nsHashKeys.h"
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#include "nsInterfaceHashtable.h"
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#include "nsCycleCollectionParticipant.h"
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class nsIFrame;
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class nsIDocShell;
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struct nsIntRect;
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class nsIPresShell;
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class nsBoxObject : public nsPIBoxObject
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{
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_CLASS(nsBoxObject)
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NS_DECL_NSIBOXOBJECT
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public:
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nsBoxObject();
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// nsPIBoxObject
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virtual nsresult Init(nsIContent* aContent) MOZ_OVERRIDE;
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virtual void Clear() MOZ_OVERRIDE;
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virtual void ClearCachedValues() MOZ_OVERRIDE;
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nsIFrame* GetFrame(bool aFlushLayout);
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nsIPresShell* GetPresShell(bool aFlushLayout);
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nsresult GetOffsetRect(nsIntRect& aRect);
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nsresult GetScreenPosition(nsIntPoint& aPoint);
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// Given a parent frame and a child frame, find the frame whose
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// next sibling is the given child frame and return its element
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static nsresult GetPreviousSibling(nsIFrame* aParentFrame, nsIFrame* aFrame,
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nsIDOMElement** aResult);
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protected:
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virtual ~nsBoxObject();
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nsAutoPtr<nsInterfaceHashtable<nsStringHashKey,nsISupports> > mPropertyTable; //[OWNER]
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nsIContent* mContent; // [WEAK]
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};
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#endif
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