/*********************************************************************
*
* Copyright (C) 2002 Andrew Khan
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
***************************************************************************/
package jxl.biff.formula;
/**
* An operand in the parse tree. Operands represent leaf nodes in the
* tree, and may not have children
* Operands include numerical values, cell references and ranges
*/
abstract class Operand extends ParseItem
{
/**
* Constructor
*/
public Operand()
{
}
/**
* Default behaviour is to do nothing
*
* @param colAdjust the amount to add on to each relative cell reference
* @param rowAdjust the amount to add on to each relative row reference
*/
public void adjustRelativeCellReferences(int colAdjust, int rowAdjust)
{
}
/**
* Default behaviour is to do nothing
*
* @param sheetIndex the sheet on which the column was inserted
* @param col the column number which was inserted
* @param currentSheet TRUE if this formula is on the sheet in which the
* column was inserted, FALSE otherwise
*/
void columnInserted(int sheetIndex, int col, boolean currentSheet)
{
}
/**
* Called when a column is inserted on the specified sheet. Tells
* the formula parser to update all of its cell references beyond this
* column
*
* @param sheetIndex the sheet on which the column was removed
* @param col the column number which was removed
* @param currentSheet TRUE if this formula is on the sheet in which the
* column was inserted, FALSE otherwise
*/
void columnRemoved(int sheetIndex, int col, boolean currentSheet)
{
}
/**
* Called when a column is inserted on the specified sheet. Tells
* the formula parser to update all of its cell references beyond this
* column
*
* @param sheetIndex the sheet on which the row was inserted
* @param row the row number which was inserted
* @param currentSheet TRUE if this formula is on the sheet in which the
* column was inserted, FALSE otherwise
*/
void rowInserted(int sheetIndex, int row, boolean currentSheet)
{
}
/**
* Called when a column is inserted on the specified sheet. Tells
* the formula parser to update all of its cell references beyond this
* column
*
* @param sheetIndex the sheet on which the row was removed
* @param row the row number which was removed
* @param currentSheet TRUE if this formula is on the sheet in which the
* column was inserted, FALSE otherwise
*/
void rowRemoved(int sheetIndex, int row, boolean currentSheet)
{
}
}
|