зеркало из https://github.com/mozilla/gecko-dev.git
120 строки
4.2 KiB
C++
120 строки
4.2 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 nsImageFrame_h___
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#define nsImageFrame_h___
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#include "nsLeafFrame.h"
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#include "nsString.h"
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#include "nsIPresContext.h"
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#include "nsHTMLImageLoader.h"
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class nsIFrame;
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class nsImageMap;
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class nsIImage;
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class nsIURI;
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struct nsHTMLReflowState;
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struct nsHTMLReflowMetrics;
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struct nsSize;
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#define ImageFrameSuper nsLeafFrame
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class nsImageFrame : public ImageFrameSuper {
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public:
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NS_IMETHOD DeleteFrame(nsIPresContext& aPresContext);
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NS_IMETHOD Init(nsIPresContext& aPresContext,
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nsIContent* aContent,
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nsIFrame* aParent,
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nsIStyleContext* aContext,
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nsIFrame* aPrevInFlow);
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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 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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NS_METHOD HandleEvent(nsIPresContext& aPresContext,
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nsGUIEvent* aEvent,
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nsEventStatus& aEventStatus);
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NS_IMETHOD GetCursor(nsIPresContext& aPresContext,
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nsPoint& aPoint,
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PRInt32& aCursor);
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NS_IMETHOD AttributeChanged(nsIPresContext* aPresContext,
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nsIContent* aChild,
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nsIAtom* aAttribute,
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PRInt32 aHint);
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protected:
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virtual ~nsImageFrame();
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virtual void GetDesiredSize(nsIPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState,
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nsHTMLReflowMetrics& aDesiredSize);
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nsresult UpdateImage(nsIPresContext* aPresContext, PRUint32 aStatus);
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nsImageMap* GetImageMap();
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void TriggerLink(nsIPresContext& aPresContext,
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const nsString& aURLSpec,
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const nsString& aTargetSpec,
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PRBool aClick);
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PRBool IsServerImageMap();
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void TranslateEventCoords(nsIPresContext& aPresContext,
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const nsPoint& aPoint,
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nsPoint& aResult);
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PRBool GetAnchorHREF(nsString& aResult);
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PRIntn GetSuppress();
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void MeasureString(const PRUnichar* aString,
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PRInt32 aLength,
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nscoord aMaxWidth,
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PRUint32& aMaxFit,
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nsIRenderingContext& aContext);
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void DisplayAltText(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsString& aAltText,
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const nsRect& aRect);
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void DisplayAltFeedback(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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PRInt32 aIconId);
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void GetInnerArea(nsIPresContext* aPresContext,
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nsRect& aInnerArea) const;
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static nsresult UpdateImageFrame(nsIPresContext* aPresContext,
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nsHTMLImageLoader* aLoader,
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nsIFrame* aFrame,
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void* aClosure,
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PRUint32 aStatus);
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nsHTMLImageLoader mImageLoader;
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nsImageMap* mImageMap;
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PRBool mSizeFrozen;
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nsMargin mBorderPadding;
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};
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#endif /* nsImageFrame_h___ */
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