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ListEnum.cs
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ListEnum.cs
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/*==========================================================================;
*
* This file is part of LATINO. See http://www.latinolib.org
*
* File: ListEnum.cs
* Desc: Generic list enumerator
* Created: Nov-2007
*
* Author: Miha Grcar
*
* License: MIT (http://opensource.org/licenses/MIT)
*
***************************************************************************/
using System;
using System.Collections.Generic;
using System.Collections;
namespace Latino
{
/* .-----------------------------------------------------------------------
|
| Class ListEnum
|
'-----------------------------------------------------------------------
*/
public class ListEnum : IEnumerator
{
private IEnumerableList mList;
private int mCurrentIdx
= -1;
public ListEnum(IEnumerableList list)
{
Utils.ThrowException(list == null ? new ArgumentNullException("list") : null);
mList = list;
}
// *** IEnumerator interface implementation ***
public void Reset()
{
mCurrentIdx = -1;
}
public object Current
{
get { return mList[mCurrentIdx]; } // throws ArgumentOutOfRangeException
}
public bool MoveNext()
{
mCurrentIdx++;
if (mCurrentIdx >= mList.Count)
{
Reset();
return false;
}
return true;
}
}
/* .-----------------------------------------------------------------------
|
| Class ListEnum<T>
|
'-----------------------------------------------------------------------
*/
public class ListEnum<T> : IEnumerator<T>
{
private IEnumerableList<T> mList;
private int mCurrentIdx
= -1;
public ListEnum(IEnumerableList<T> list)
{
Utils.ThrowException(list == null ? new ArgumentNullException("list") : null);
mList = list;
}
// *** IEnumerator<T> interface implementation ***
public void Reset()
{
mCurrentIdx = -1;
}
public T Current
{
get { return mList[mCurrentIdx]; } // throws ArgumentOutOfRangeException
}
object IEnumerator.Current
{
get { return Current; } // throws ArgumentOutOfRangeException
}
public bool MoveNext()
{
mCurrentIdx++;
if (mCurrentIdx >= mList.Count)
{
Reset();
return false;
}
return true;
}
public void Dispose()
{
}
}
}