//===================================================================================
// Microsoft patterns & practices
// Composite Application Guidance for Windows Presentation Foundation and Silverlight
//===================================================================================
// Copyright (c) Microsoft Corporation. All rights reserved.
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY
// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT
// LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE.
//===================================================================================
// The example companies, organizations, products, domain names,
// e-mail addresses, logos, people, places, and events depicted
// herein are fictitious. No association with any real company,
// organization, product, domain name, email address, logo, person,
// places, or events is intended or should be inferred.
//===================================================================================
using System.Collections;
using System.Collections.Specialized;
using System.Linq;
namespace Microsoft.Practices.Composite.Presentation.Regions
{
public partial class ViewsCollection
{
private void AddAndNotify(IList items)
{
if (items.Count > 0)
{
filteredCollection.AddRange(items.Cast<object>());
OnCollectionChanged(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Add, items));
}
}
private void RemoveAndNotify(IList items)
{
if (items.Count > 0)
{
int index = -1;
if (items.Count == 1)
{
index = filteredCollection.IndexOf(items[0]);
}
foreach (object item in items)
{
filteredCollection.Remove(item);
}
OnCollectionChanged(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Remove, items, index));
}
}
}
}