lyfz_repos/铂金版源码/LYFZ.PhotoSelectSystem/其它/XTable/Editors/ICellEditor.cs

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/*
 * Copyright ?2005, Mathew Hall
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, 
 * are permitted provided that the following conditions are met:
 *
 *    - Redistributions of source code must retain the above copyright notice, 
 *      this list of conditions and the following disclaimer.
 * 
 *    - Redistributions in binary form must reproduce the above copyright notice, 
 *      this list of conditions and the following disclaimer in the documentation 
 *      and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
 * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
 * OF SUCH DAMAGE.
 */


using System;
using System.Drawing;

using XPTable.Models;


namespace XPTable.Editors
{
	/// <summary>
	/// Exposes common methods provided by Cell editors
	/// </summary>
	public interface ICellEditor
	{
		/// <summary>
		/// Prepares the ICellEditor to edit the specified Cell
		/// </summary>
		/// <param name="cell">The Cell to be edited</param>
		/// <param name="table">The Table that contains the Cell</param>
		/// <param name="cellPos">A CellPos representing the position of the Cell</param>
		/// <param name="cellRect">The Rectangle that represents the Cells location and size</param>
		/// <param name="userSetEditorValues">Specifies whether the ICellEditors 
		/// starting value has already been set by the user</param>
		/// <returns>true if the ICellEditor can continue editing the Cell, false otherwise</returns>
		bool PrepareForEditing(Cell cell, Table table, CellPos cellPos, Rectangle cellRect, bool userSetEditorValues);


		/// <summary>
		/// Starts editing the Cell
		/// </summary>
		void StartEditing();


		/// <summary>
		/// Stops editing the Cell and commits any changes
		/// </summary>
		void StopEditing();


		/// <summary>
		/// Stops editing the Cell and ignores any changes
		/// </summary>
		void CancelEditing();
	}
}