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65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef nsPlaceholderFrame_h___
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#define nsPlaceholderFrame_h___
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#include "nsFrame.h"
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/**
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* Implementation of a frame that's used as a placeholder for a frame that
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* has been moved out of the flow
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*/
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class nsPlaceholderFrame : public nsFrame {
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public:
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/**
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* Create a new placeholder frame
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*/
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friend nsresult NS_NewPlaceholderFrame(nsIFrame** aInstancePtrResult);
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// Get/Set the associated out of flow frame
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nsIFrame* GetOutOfFlowFrame() const {return mOutOfFlowFrame;}
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void SetOutOfFlowFrame(nsIFrame* aFrame) {mOutOfFlowFrame = aFrame;}
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// nsIHTMLReflow overrides
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NS_IMETHOD Reflow(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus);
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// nsIFrame overrides
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NS_IMETHOD Paint(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect,
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nsFramePaintLayer aWhichLayer);
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NS_IMETHOD List(FILE* out, PRInt32 aIndent) const;
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/**
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* Get the "type" of the frame
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*
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* @see nsLayoutAtoms::placeholderFrame
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*/
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NS_IMETHOD GetFrameType(nsIAtom** aType) const;
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NS_IMETHOD GetFrameName(nsString& aResult) const;
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protected:
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nsIFrame* mOutOfFlowFrame;
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};
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#endif /* nsPlaceholderFrame_h___ */
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