gridstoragemodel.java

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/* 
 * WExtLib - A class library for the Superwaba Virtual Machine
 * Copyright (C) 2005, Virgilio Alexandre Fornazin
 *
 * 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 wextlib.ui.grid;

/**
 * This abstract class defines a storage model for the grid control
 * 
 * @author Virgilio Alexandre Fornazin (mailto:[e-mail])
 */
public abstract class GridStorageModel 
{
	/**
	 * Create a grid cell if it doesn't exists
	 */
	public abstract GridCell createCell(GridCellID cellID);

	/**
	 * Get a grid cell
	 */
	public abstract GridCell getCell(GridCellID cellID);

	/**
	 * Put a grid cell
	 */
	public abstract void putCell(GridCellID cellID, GridCell cell);

	/**
	 * Erase a grid cell
	 */
	public abstract void eraseCell(GridCellID cellID);

	/**
	 * Erase all cells
	 */
	public abstract void eraseAllCells();
	
	/**
	 * Get the row cells
	 */
	public abstract GridCellHashtable getRowCells(int iRow);
	
	/**
	 * Get the row cells
	 */
	public abstract GridCellHashtable getColCells(int iCol);
	 
	/**
	 * Get row count
	 */
	public abstract void setRowCount(int iRowCount);

	/**
	 * Set row count
	 */
	public abstract int getRowCount();
	
	/**
	 * Remove rows from storage and returns the new row count
	 */
	public abstract int removeRows(int iRowStart, int iRowEnd);

	/**
	 * Get column count
	 */
	public abstract void setColCount(int iColCount);

	/**
	 * Set column count
	 */
	public abstract int getColCount();
	
	/**
	 * Remove columns from storage the new column count
	 */
	public abstract int removeCols(int iColStart, int iColEnd);
}