135 lines
4.1 KiB
C++
135 lines
4.1 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 nsTableRow_h__
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#define nsTableRow_h__
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#include "nscore.h"
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#include "nsTableContent.h"
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#include "nsTableRowGroup.h"
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/**
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* nsTableRow is the content object that represents table rows
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* (HTML tag TR). This class cannot be reused
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* outside of an nsTableRowGroup. It assumes that its parent is an nsTableRowGroup, and
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* its children are nsTableCells.
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*
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* @see nsTablePart
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* @see nsTableRowGroup
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* @see nsTableCell
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*
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* @author sclark
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*/
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class nsTableRow : public nsTableContent
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{
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private:
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/** parent pointer */
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nsTableRowGroup * mRowGroup;
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/** the index of the row this content object represents */
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PRInt32 mRowIndex;
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public:
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/** constructor
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* @param aTag the HTML tag causing this row to get constructed.
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*/
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nsTableRow (nsIAtom* aTag);
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/** constructor
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* @param aTag the HTML tag causing this row to get constructed.
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* @param aImplicit PR_TRUE if there is no actual input tag corresponding to
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* this row.
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*/
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nsTableRow (nsIAtom* aTag, PRBool aImplicit);
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/** destructor, not responsible for any memory destruction itself */
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virtual ~nsTableRow();
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// For debugging purposes only
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NS_IMETHOD_(nsrefcnt) AddRef();
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NS_IMETHOD_(nsrefcnt) Release();
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/** returns nsITableContent::kTableRowType */
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virtual int GetType();
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/** @see nsIHTMLContent::CreateFrame */
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virtual nsresult CreateFrame(nsIPresContext* aPresContext,
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nsIFrame* aParentFrame,
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nsIStyleContext* aStyleContext,
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nsIFrame*& aResult);
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/** return the row group that contains me (my parent) */
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virtual nsTableRowGroup *GetRowGroup ();
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/** Set my parent row group.<br>
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* NOTE: Since mRowGroup is the parent of the table row,
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* reference counting should not be done on
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* this variable when setting the row.
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* see /ns/raptor/doc/MemoryModel.html
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**/
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virtual void SetRowGroup (nsTableRowGroup * aRowGroup);
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/** return this row's starting row index */
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virtual PRInt32 GetRowIndex ();
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/** set this row's starting row index */
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virtual void SetRowIndex (int aRowIndex);
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/** return the number of columns represented by the cells in this row */
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virtual PRInt32 GetMaxColumns();
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/** notify the containing nsTablePart that cell information has changed */
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virtual void ResetCellMap ();
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/* ----------- nsTableContent overrides ----------- */
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/** can only append objects that are cells (implement nsITableContent and are .
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* of type nsITableContent::kTableCellType.)
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* @see nsIContent::AppendChild
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*/
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virtual PRBool AppendChild (nsIContent * aContent);
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/** can only insert objects that are cells (implement nsITableContent and are .
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* of type nsITableContent::kTableCellType.)
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* @see nsIContent::InsertChildAt
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*/
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virtual PRBool InsertChildAt (nsIContent * aContent, int aIndex);
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/** can only replace child objects with objects that are cells
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* (implement nsITableContent and are * of type nsITableContent::kTableCellType.)
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* @param aContent the object to insert, must be a cell
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* @param aIndex the index of the object to replace. Must be in the range
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* 0<=aIndex<ChildCount().
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* @see nsIContent::ReplaceChildAt
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*/
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virtual PRBool ReplaceChildAt (nsIContent * aContent, int aIndex);
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/** @see nsIContent::InsertChildAt */
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virtual PRBool RemoveChildAt (int aIndex);
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};
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#endif
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