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Automated Undo/Redo library based on C# Generics in .NET framework

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21 Mar 2012CPOL13 min read 305.5K   2.8K   476  
A reusable library that can equip any action in your application with the undo/redo feature.
// Siarhei Arkhipenka (c) 2006-2007. email: sbs-arhipenko@yandex.ru
using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;

namespace UndoRedoFramework
{
    class Command : Dictionary<IUndoRedoMember, object>, IDisposable
    {
        public readonly string Caption;
        public Command(string caption)
        {
            Caption = caption;
        }


		#region IDisposable Members

		void IDisposable.Dispose()
		{
			if (UndoRedoManager.CurrentCommand != null)
			{
				if (UndoRedoManager.CurrentCommand == this)
					UndoRedoManager.Cancel();
				else
					Debug.Fail("There was another command within disposed command");
			}
		}

		#endregion
	}
}

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


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