310 lines
9.0 KiB
C#

// ========================================================================
// Copyright 2007 - 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;
using System.ComponentModel;
using Csla.Validation;
namespace VEPROMS.CSLA.Library
{
/// <summary>
/// ChildFolders Generated by MyGeneration using the CSLA Object Mapping template
/// </summary>
[Serializable()]
[TypeConverter(typeof(ChildFoldersConverter))]
public partial class ChildFolders : BusinessListBase<ChildFolders, Folder>, ICustomTypeDescriptor, IVEHasBrokenRules
{
#region Log4Net
private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
#endregion
#region Business Methods
private string _ErrorMessage = string.Empty;
public string ErrorMessage
{
get { return _ErrorMessage; }
}
// One To Many
public new Folder this[int folderID]
{
get
{
foreach (Folder folder in this)
if (folder.FolderID == folderID)
return folder;
return null;
}
}
public new System.Collections.Generic.IList<Folder> Items
{
get { return base.Items; }
}
public Folder GetItem(int folderID)
{
foreach (Folder folder in this)
if (folder.FolderID == folderID)
return folder;
return null;
}
public Folder Add(Folder myParent, string name, string shortName) // One to Many with unique fields
{
if (!Contains(name))
{
Folder folder = Folder.New(myParent, name, shortName);
this.Add(folder);
return folder;
}
else
throw new InvalidOperationException("folder already exists");
}
public void Remove(int folderID)
{
foreach (Folder folder in this)
{
if (folder.FolderID == folderID)
{
Remove(folder);
break;
}
}
}
public bool Contains(int folderID)
{
foreach (Folder folder in this)
if (folder.FolderID == folderID)
return true;
return false;
}
public bool ContainsDeleted(int folderID)
{
foreach (Folder folder in DeletedList)
if (folder.FolderID == folderID)
return true;
return false;
}
public bool Contains(string name)
{
foreach (Folder folder in this)
if (folder.Name == name)
return true;
return false;
}
public bool ContainsDeleted(string name)
{
foreach (Folder folder in DeletedList)
if (folder.Name == name)
return true;
return false;
}
#endregion
#region ValidationRules
public IVEHasBrokenRules HasBrokenRules
{
get
{
IVEHasBrokenRules hasBrokenRules = null;
foreach (Folder folder in this)
if ((hasBrokenRules = folder.HasBrokenRules) != null) return hasBrokenRules;
return hasBrokenRules;
}
}
public BrokenRulesCollection BrokenRules
{
get
{
IVEHasBrokenRules hasBrokenRules = HasBrokenRules;
return (hasBrokenRules != null ? hasBrokenRules.BrokenRules : null);
}
}
#endregion
#region Factory Methods
internal static ChildFolders New()
{
return new ChildFolders();
}
internal static ChildFolders Get(SafeDataReader dr, Folder parent)
{
return new ChildFolders(dr, parent);
}
public static ChildFolders GetByParentID(int parentID)
{
try
{
return DataPortal.Fetch<ChildFolders>(new ParentIDCriteria(parentID));
}
catch (Exception ex)
{
throw new DbCslaException("Error on ChildFolders.GetByParentID", ex);
}
}
private ChildFolders()
{
MarkAsChild();
}
internal ChildFolders(SafeDataReader dr, Folder parent)
{
MarkAsChild();
Fetch(dr, parent);
}
#endregion
#region Data Access Portal
// called to load data from the database
private void Fetch(SafeDataReader dr, Folder parent)
{
this.RaiseListChangedEvents = false;
while (dr.Read())
this.Add(Folder.Get(dr, parent));
this.RaiseListChangedEvents = true;
}
[Serializable()]
private class ParentIDCriteria
{
public ParentIDCriteria(int parentID)
{
_ParentID = parentID;
}
private int _ParentID;
public int ParentID
{
get { return _ParentID; }
set { _ParentID = value; }
}
}
private void DataPortal_Fetch(ParentIDCriteria criteria)
{
this.RaiseListChangedEvents = false;
if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] ChildFolders.DataPortal_FetchParentID", GetHashCode());
try
{
using (SqlConnection cn = Database.VEPROMS_SqlConnection)
{
using (SqlCommand cm = cn.CreateCommand())
{
cm.CommandType = CommandType.StoredProcedure;
cm.CommandText = "getChildFolders";
cm.Parameters.AddWithValue("@ParentID", criteria.ParentID);
using (SafeDataReader dr = new SafeDataReader(cm.ExecuteReader()))
{
while (dr.Read()) this.Add(new Folder(dr, criteria.ParentID));
}
}
}
}
catch (Exception ex)
{
if (_MyLog.IsErrorEnabled) _MyLog.Error("ChildFolders.DataPortal_FetchParentID", ex);
throw new DbCslaException("ChildFolders.DataPortal_Fetch", ex);
}
this.RaiseListChangedEvents = true;
}
internal void Update(Folder folder)
{
this.RaiseListChangedEvents = false;
try
{
// update (thus deleting) any deleted child objects
foreach (Folder obj in DeletedList)
obj.DeleteSelf(folder);// Deletes related record
// now that they are deleted, remove them from memory too
DeletedList.Clear();
// add/update any current child objects
foreach (Folder obj in this)
{
if (obj.IsNew)
obj.SQLInsert();
else
obj.SQLUpdate();
}
}
finally
{
this.RaiseListChangedEvents = true;
}
}
#endregion
#region ICustomTypeDescriptor impl
public String GetClassName()
{ return TypeDescriptor.GetClassName(this, true); }
public AttributeCollection GetAttributes()
{ return TypeDescriptor.GetAttributes(this, true); }
public String GetComponentName()
{ return TypeDescriptor.GetComponentName(this, true); }
public TypeConverter GetConverter()
{ return TypeDescriptor.GetConverter(this, true); }
public EventDescriptor GetDefaultEvent()
{ return TypeDescriptor.GetDefaultEvent(this, true); }
public PropertyDescriptor GetDefaultProperty()
{ return TypeDescriptor.GetDefaultProperty(this, true); }
public object GetEditor(Type editorBaseType)
{ return TypeDescriptor.GetEditor(this, editorBaseType, true); }
public EventDescriptorCollection GetEvents(Attribute[] attributes)
{ return TypeDescriptor.GetEvents(this, attributes, true); }
public EventDescriptorCollection GetEvents()
{ return TypeDescriptor.GetEvents(this, true); }
public object GetPropertyOwner(PropertyDescriptor pd)
{ return this; }
/// <summary>
/// Called to get the properties of this type. Returns properties with certain
/// attributes. this restriction is not implemented here.
/// </summary>
/// <param name="attributes"></param>
/// <returns></returns>
public PropertyDescriptorCollection GetProperties(Attribute[] attributes)
{ return GetProperties(); }
/// <summary>
/// Called to get the properties of this type.
/// </summary>
/// <returns></returns>
public PropertyDescriptorCollection GetProperties()
{
// Create a collection object to hold property descriptors
PropertyDescriptorCollection pds = new PropertyDescriptorCollection(null);
// Iterate the list
for (int i = 0; i < this.Items.Count; i++)
{
// Create a property descriptor for the item and add to the property descriptor collection
ChildFoldersPropertyDescriptor pd = new ChildFoldersPropertyDescriptor(this, i);
pds.Add(pd);
}
// return the property descriptor collection
return pds;
}
#endregion
} // Class
#region Property Descriptor
/// <summary>
/// Summary description for CollectionPropertyDescriptor.
/// </summary>
public partial class ChildFoldersPropertyDescriptor : vlnListPropertyDescriptor
{
private Folder Item { get { return (Folder)_Item; } }
public ChildFoldersPropertyDescriptor(ChildFolders collection, int index) : base(collection, index) { ;}
}
#endregion
#region Converter
internal class ChildFoldersConverter : ExpandableObjectConverter
{
public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
{
if (destType == typeof(string) && value is ChildFolders)
{
// Return department and department role separated by comma.
return ((ChildFolders)value).Items.Count.ToString() + " Folders";
}
return base.ConvertTo(context, culture, value, destType);
}
}
#endregion
} // Namespace