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/* -*- 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):
*
* 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 nsBulletFrame_h___
#define nsBulletFrame_h___
#include "nsFrame.h"
#include "nsStyleContext.h"
#include "imgIRequest.h"
#include "imgIDecoderObserver.h"
class gfxIImageFrame;
/**
* A simple class that manages the layout and rendering of html bullets.
* This class also supports the CSS list-style properties.
*/
class nsBulletFrame : public nsFrame {
public:
nsBulletFrame();
virtual ~nsBulletFrame();
// nsIFrame
NS_IMETHOD Destroy(nsPresContext* aPresContext);
NS_IMETHOD Paint(nsPresContext* aCX,
nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect,
nsFramePaintLayer aWhichLayer,
PRUint32 aFlags = 0);
virtual nsIAtom* GetType() const;
NS_IMETHOD DidSetStyleContext(nsPresContext* aPresContext);
#ifdef NS_DEBUG
NS_IMETHOD GetFrameName(nsAString& aResult) const;
#endif
// nsIHTMLReflow
NS_IMETHOD Reflow(nsPresContext* aPresContext,
nsHTMLReflowMetrics& aMetrics,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus);
// nsBulletFrame
PRInt32 SetListItemOrdinal(PRInt32 aNextOrdinal, PRBool* aChanged);
NS_IMETHOD OnStartContainer(imgIRequest *aRequest, imgIContainer *aImage);
NS_IMETHOD OnDataAvailable(imgIRequest *aRequest,
gfxIImageFrame *aFrame,
const nsRect * rect);
NS_IMETHOD OnStopDecode(imgIRequest *aRequest,
nsresult aStatus,
const PRUnichar *aStatusArg);
NS_IMETHOD FrameChanged(imgIContainer *aContainer,
gfxIImageFrame *aNewframe,
nsRect *aDirtyRect);
/* get list item text, without '.' */
static PRBool AppendCounterText(PRInt32 aListStyleType,
PRInt32 aOrdinal,
nsString& aResult);
/* get list item text, with '.' */
PRBool GetListItemText(const nsStyleList& aStyleList,
nsString& aResult);
protected:
void GetDesiredSize(nsPresContext* aPresContext,
const nsHTMLReflowState& aReflowState,
nsHTMLReflowMetrics& aMetrics);
void GetLoadGroup(nsPresContext *aPresContext, nsILoadGroup **aLoadGroup);
PRInt32 mOrdinal;
nsMargin mPadding;
nsCOMPtr<imgIRequest> mImageRequest;
nsCOMPtr<imgIDecoderObserver> mListener;
nsSize mIntrinsicSize;
nsSize mComputedSize;
};
#endif /* nsBulletFrame_h___ */
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