gecko-dev/layout/generic/nsBulletFrame.h

84 lines
2.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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 Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#ifndef nsBulletFrame_h___
#define nsBulletFrame_h___
#include "nsFrame.h"
#include "nsHTMLImageLoader.h"
#include "nsIStyleContext.h"
/**
* 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 Init(nsIPresContext* aPresContext,
nsIContent* aContent,
nsIFrame* aParent,
nsIStyleContext* aContext,
nsIFrame* aPrevInFlow);
NS_IMETHOD Destroy(nsIPresContext* aPresContext);
NS_IMETHOD Paint(nsIPresContext* aCX,
nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect,
nsFramePaintLayer aWhichLayer);
NS_IMETHOD GetFrameType(nsIAtom** aType) const;
#ifdef NS_DEBUG
NS_IMETHOD GetFrameName(nsString& aResult) const;
#endif
// nsIHTMLReflow
NS_IMETHOD Reflow(nsIPresContext* aPresContext,
nsHTMLReflowMetrics& aMetrics,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus);
// nsBulletFrame
PRInt32 SetListItemOrdinal(PRInt32 aNextOrdinal, PRBool* aChanged);
protected:
void GetDesiredSize(nsIPresContext* aPresContext,
const nsHTMLReflowState& aReflowState,
nsHTMLReflowMetrics& aMetrics);
void GetListItemText(nsIPresContext* aCX,
const nsStyleList& aStyleList,
nsString& aResult);
static nsresult UpdateBulletCB(nsIPresContext* aPresContext,
nsHTMLImageLoader* aLoader,
nsIFrame* aFrame,
void* aClosure,
PRUint32 aStatus);
PRInt32 mOrdinal;
nsMargin mPadding;
nsHTMLImageLoader mImageLoader;
};
#endif /* nsBulletFrame_h___ */