зеркало из https://github.com/mozilla/gecko-dev.git
76 строки
3.0 KiB
C++
76 строки
3.0 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 nsITableLayout_h__
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#define nsITableLayout_h__
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#include "nsISupports.h"
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class nsIDOMElement;
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// IID for the nsITableLayout interface
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// A9222E6B-437E-11d3-B227-004095E27A10
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#define NS_ITABLELAYOUT_IID \
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{ 0xa9222e6b, 0x437e, 0x11d3, { 0xb2, 0x27, 0x0, 0x40, 0x95, 0xe2, 0x7a, 0x10 }}
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#define NS_TABLELAYOUT_CELL_NOT_FOUND \
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NS_ERROR_GENERATE_SUCCESS(NS_ERROR_MODULE_LAYOUT, 3)
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/**
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* nsITableLayout
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* interface for layout objects that act like tables.
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* initially, we use this to get cell info
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*
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* @author sclark
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*/
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class nsITableLayout : public nsISupports
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{
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public:
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static const nsIID& GetIID() { static nsIID iid = NS_ITABLELAYOUT_IID; return iid; }
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/** return all the relevant layout information about a cell.
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* @param aRowIndex a row which the cell intersects
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* @param aColIndex a col which the cell intersects
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* @param aCell [OUT] the content representing the cell at (aRowIndex, aColIndex)
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* @param aStartRowIndex [IN/OUT] the row in which aCell starts
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* @param aStartColIndex [IN/OUT] the col in which aCell starts
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* Initialize these with the "candidate" start indexes to use
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* for searching through the table when a cell isn't found
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* because of "holes" in the cellmap
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* when ROWSPAN and/or COLSPAN > 1
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* @param aRowSpan [OUT] the number of rows aCell spans
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* @param aColSpan [OUT] the number of cols aCell spans
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* @param aIsSelected [OUT] PR_TRUE if the frame that maps aCell is selected
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* in the presentation shell that owns this.
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*/
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NS_IMETHOD GetCellDataAt(PRInt32 aRowIndex, PRInt32 aColIndex,
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nsIDOMElement* &aCell, //out params
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PRInt32& aStartRowIndex, PRInt32& aStartColIndex,
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PRInt32& aRowSpan, PRInt32& aColSpan,
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PRBool& aIsSelected)=0;
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/** Get the number of rows and column for a table from the frame's cellmap
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* Some rows may not have enough cells (the number returned is the maximum possible),
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* which displays as a ragged-right edge table
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*/
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NS_IMETHOD GetTableSize(PRInt32& aRowCount, PRInt32& aColCount)=0;
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};
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#endif
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