// ========================================================================
// Copyright 2006 - Volian Enterprises, Inc. All rights reserved.          
// Volian Enterprises - Proprietary Information - DO NOT COPY OR DISTRIBUTE
// ------------------------------------------------------------------------
// $Workfile: $     $Revision: $                                           
// $Author: $   $Date: $                                                   
//                                                                         
// $History: $                                                             
// ========================================================================

using System;
using System.Data;
using System.Data.SqlClient;
using Csla;
using Csla.Data;
using System.Configuration;
using System.IO;

namespace Volian.CSLA.Library
{
	/// <summary>
	///	TextMSteps Generated by MyGeneration using the CSLA Object Mapping template
	/// </summary>
	[Serializable()]
	public partial class TextMSteps : BusinessListBase<TextMSteps, TextMStep>
	{
		#region Business Methods
		private string _errorMessage = string.Empty;
		public string ErrorMessage
		{
			get { return _errorMessage; }
		}
		// One To Many
		public new TextMStep this[int stepID]
		{
			get
			{
				foreach (TextMStep step in this)
					if (step.StepID == stepID)
						return step;
				return null;
			}
		}
		public TextMStep GetItem(int stepID)
		{
			foreach (TextMStep step in this)
				if (step.StepID == stepID)
					return step;
			return null;
		}
		public TextMStep Add()
		{
			 TextMStep step = TextMStep.New();
			 this.Add(step);
			 return step;
		}
		public void Remove(int stepID)
		{
			foreach (TextMStep step in this)
			{
				if (step.StepID == stepID)
				{
					Remove(step);
					break;
				}
			}
		}
		public bool Contains(int stepID)
		{
			foreach (TextMStep step in this)
				if (step.StepID == stepID)
					return true;
			return false;
		}
		public bool ContainsDeleted(int stepID)
		{
			foreach (TextMStep step in DeletedList)
				if (step.StepID == stepID)
					return true;
			return false;
		}
		#endregion
		#region Factory Methods
		internal static TextMSteps New()
		{
			return new TextMSteps();
		}
		internal static TextMSteps Get(SafeDataReader dr)
		{
			return new TextMSteps(dr);
		}
		private TextMSteps()
		{
			MarkAsChild();
		}
		private TextMSteps(SafeDataReader dr)
		{
			MarkAsChild();
			Fetch(dr);
		}
		#endregion
		#region Data Access Portal
		// called to load data from the database
		private void Fetch(SafeDataReader dr)
		{
			this.RaiseListChangedEvents = false;
			while (dr.Read())
				this.Add(TextMStep.Get(dr));
			this.RaiseListChangedEvents = true;
		}
		internal void Update(TextM textM, SqlConnection cn)
		{
			this.RaiseListChangedEvents = false;
			try
			{
				// update (thus deleting) any deleted child objects
				foreach (TextMStep obj in DeletedList)
					obj.DeleteSelf(textM, cn);
				// now that they are deleted, remove them from memory too
				DeletedList.Clear();
				// add/update any current child objects
				foreach (TextMStep obj in this)
				{
					if (obj.IsNew)
						obj.Insert(textM, cn);
					else
						obj.Update(textM, cn);
				}
			}
			finally
			{
				this.RaiseListChangedEvents = true;
			}
		}
		#endregion
	} // Class
} // Namespace