gecko-dev/layout/tables/nsTableColGroupFrame.h

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/* -*- 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 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef nsTableColGroupFrame_h__
#define nsTableColGroupFrame_h__
#include "nscore.h"
#include "nsContainerFrame.h"
/**
* nsTableColGroupFrame
* data structure to maintain information about a single table cell's frame
*
* @author sclark
*/
class nsTableColGroupFrame : public nsContainerFrame
{
public:
static nsresult NewFrame(nsIFrame** aInstancePtrResult,
nsIContent* aContent,
nsIFrame* aParent);
NS_IMETHOD Paint(nsIPresContext& aPresContext,
nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect);
/** reflow of a column group is a trivial matter of reflowing
* the col group's children (columns), and setting this frame
* to 0-size. Since tables are row-centric, column group frames
* don't play directly in the rendering game. They do however
* maintain important state that effects table and cell layout.
*/
NS_IMETHOD Reflow(nsIPresContext* aPresContext,
nsReflowMetrics& aDesiredSize,
const nsReflowState& aReflowState,
nsReflowStatus& aStatus);
protected:
nsTableColGroupFrame(nsIContent* aContent, nsIFrame* aParentFrame);
~nsTableColGroupFrame();
/** Hook for style post processing.
* Since we need to know the full column structure before the COLS attribute
* can be interpreted, we can't just use DidSetStyleContext
*/
NS_METHOD SetStyleContextForFirstPass(nsIPresContext* aPresContext);
};
#endif