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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
namespace FunctionalTests.Model
{
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
public class Illustration
{
public virtual int IllustrationID { get; set; }
public virtual string Diagram { get; set; }
public virtual DateTime ModifiedDate { get; set; }
public virtual ICollection<ProductModelIllustration> ProductModelIllustrations
{
get
{
if (_productModelIllustrations == null)
{
var newCollection = new FixupCollection<ProductModelIllustration>();
newCollection.CollectionChanged += FixupProductModelIllustrations;
_productModelIllustrations = newCollection;
}
return _productModelIllustrations;
}
set
{
if (!ReferenceEquals(_productModelIllustrations, value))
{
var previousValue = _productModelIllustrations as FixupCollection<ProductModelIllustration>;
if (previousValue != null)
{
previousValue.CollectionChanged -= FixupProductModelIllustrations;
}
_productModelIllustrations = value;
var newValue = value as FixupCollection<ProductModelIllustration>;
if (newValue != null)
{
newValue.CollectionChanged += FixupProductModelIllustrations;
}
}
}
}
private ICollection<ProductModelIllustration> _productModelIllustrations;
private void FixupProductModelIllustrations(object sender, NotifyCollectionChangedEventArgs e)
{
if (e.NewItems != null)
{
foreach (ProductModelIllustration item in e.NewItems)
{
item.Illustration = this;
}
}
if (e.OldItems != null)
{
foreach (ProductModelIllustration item in e.OldItems)
{
if (ReferenceEquals(item.Illustration, this))
{
item.Illustration = null;
}
}
}
}
}
}
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