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path: root/Noddybox.WindowsPhone.FTP/FTPFileCollection.cs
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// This file is part of the Noddybox.WindowsPhone C# suite.
//
// Noddybox.Emulation is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Noddybox.Emulation 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Noddybox.Emulation.  If not, see <http://www.gnu.org/licenses/>.
//
// Copyright (c) 2012 Ian Cowburn
//
using System;
using System.Collections.Generic;
	
namespace Noddybox.WindowsPhone.Net
{
	/// <summary>
	/// Collection of FTPFile objects
	/// </summary>
	public class FTPFileCollection : IEnumerable<FTPFile>
	{
		// -------------------------------------------------
		// - PUBLIC MEMBERS                                -
		// -------------------------------------------------
		
		/// <summary>
		/// Default constructor - initializes all fields to default values
		/// </summary>
		public FTPFileCollection()
		{
			m_list = new List<FTPFile>();
		}
		
		/// <summary>
		/// Number of files in the collection
		/// </summary>
		public int Count
		{
			get {return m_list.Count;}
		}
		
		/// <summary>
		/// Add a file to the collection
		/// </summary>
		public void Add(FTPFile f)
		{
			m_list.Add(f);
		}
		
		/// <summary>
		/// Get a file from the collection
		/// </summary>
		public FTPFile Get(int index)
		{
			return (FTPFile)m_list[index];
		}
		
		/// <summary>
		/// Sort the collection
		/// </summary>
		public void Sort()
		{
			m_list.Sort();
		}
		
		/// <summary>
		/// Get iterator
		/// </summary>
		public Enum GetEnumerator()
		{
			return new Enum(this);
		}
		
		/// <summary>
		/// Get iterator
		/// </summary>
		IEnumerator IEnumerable.GetEnumerator() 
		{
			return GetEnumerator();
		}

		/// <summary>
		/// Class for enumeration
		/// </summary>
		public class Enum : IEnumerator<FTPFile>
		{
			/// <summary>
			/// Default constructor - initializes all fields to default values
			/// </summary>
			public Enum(FTPFileCollection c)
			{
				m_index=-1;
				m_col=c;
			}
			
			/// <summary>
			/// See IEnumerator
			/// </summary>
			public bool MoveNext() 
			{
				m_index++;
				return m_index<m_col.Count;
			}

			/// <summary>
			/// See IEnumerator
			/// </summary>
			public FTPFile Current 
			{
				get {return m_col.Get(m_index);}
			}
			
			/// <summary>
			/// See IEnumerator
			/// </summary>
			public void Reset()
			{
				m_index=-1;
			}

			/// <summary>
			/// See IEnumerator
			/// </summary>
			object IEnumerator<FTPFile>.Current 
			{
				get {return Current;}
			}

			private int					m_index;
			private FTPFileCollection	m_col;
		}
		
		// -------------------------------------------------
		// - PRIVATE MEMBERS                               -
		// -------------------------------------------------
		
		private List<FTPFile>	m_list;
	}
}