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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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2 /* This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 #ifndef nsBoxObject_h_ |
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6 #define nsBoxObject_h_ |
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7 |
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8 #include "mozilla/Attributes.h" |
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9 #include "nsCOMPtr.h" |
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10 #include "nsIBoxObject.h" |
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11 #include "nsPIBoxObject.h" |
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12 #include "nsPoint.h" |
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13 #include "nsAutoPtr.h" |
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14 #include "nsHashKeys.h" |
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15 #include "nsInterfaceHashtable.h" |
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16 #include "nsCycleCollectionParticipant.h" |
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17 |
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18 class nsIFrame; |
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19 class nsIDocShell; |
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20 struct nsIntRect; |
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21 class nsIPresShell; |
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22 |
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23 class nsBoxObject : public nsPIBoxObject |
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24 { |
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25 NS_DECL_CYCLE_COLLECTING_ISUPPORTS |
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26 NS_DECL_CYCLE_COLLECTION_CLASS(nsBoxObject) |
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27 NS_DECL_NSIBOXOBJECT |
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28 |
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29 public: |
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30 nsBoxObject(); |
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31 virtual ~nsBoxObject(); |
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32 |
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33 // nsPIBoxObject |
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34 virtual nsresult Init(nsIContent* aContent) MOZ_OVERRIDE; |
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35 virtual void Clear() MOZ_OVERRIDE; |
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36 virtual void ClearCachedValues() MOZ_OVERRIDE; |
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37 |
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38 nsIFrame* GetFrame(bool aFlushLayout); |
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39 nsIPresShell* GetPresShell(bool aFlushLayout); |
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40 nsresult GetOffsetRect(nsIntRect& aRect); |
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41 nsresult GetScreenPosition(nsIntPoint& aPoint); |
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42 |
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43 // Given a parent frame and a child frame, find the frame whose |
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44 // next sibling is the given child frame and return its element |
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45 static nsresult GetPreviousSibling(nsIFrame* aParentFrame, nsIFrame* aFrame, |
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46 nsIDOMElement** aResult); |
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47 |
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48 protected: |
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49 |
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50 nsAutoPtr<nsInterfaceHashtable<nsStringHashKey,nsISupports> > mPropertyTable; //[OWNER] |
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51 |
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52 nsIContent* mContent; // [WEAK] |
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53 }; |
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54 |
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55 #endif |