// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (c) 2007 Novell, Inc. (http://www.novell.com)
//
// Authors:
// Chris Toshok (toshok@novell.com)
// Brian O'Keefe (zer0keefie@gmail.com)
//
#pragma warning disable 0067 // The event 'E' is never used
using System.Collections.Specialized;
using System.ComponentModel;
namespace System.Collections.ObjectModel{
public class ReadOnlyObservableCollection<T> : ReadOnlyCollection<T>, INotifyCollectionChanged, INotifyPropertyChanged {
public ReadOnlyObservableCollection(ObservableCollection<T> list)
: base (list)
{
((INotifyPropertyChanged)list).PropertyChanged += SourceCollection_PropertyChanged;
((INotifyCollectionChanged)list).CollectionChanged += SourceCollection_CollectionChanged;
}
protected virtual event NotifyCollectionChangedEventHandler CollectionChanged;
protected virtual event PropertyChangedEventHandler PropertyChanged;
event NotifyCollectionChangedEventHandler INotifyCollectionChanged.CollectionChanged {
add { this.CollectionChanged += value; }
remove { this.CollectionChanged -= value; }
}
event PropertyChangedEventHandler INotifyPropertyChanged.PropertyChanged {
add { this.PropertyChanged += value; }
remove { this.PropertyChanged -= value; }
}
protected virtual void OnCollectionChanged (NotifyCollectionChangedEventArgs args)
{
NotifyCollectionChangedEventHandler eh = CollectionChanged;
if (eh != null)
eh (this, args);
}
protected virtual void OnPropertyChanged (PropertyChangedEventArgs args)
{
PropertyChangedEventHandler eh = PropertyChanged;
if (eh != null)
eh (this, args);
}
private void SourceCollection_CollectionChanged (object sender, NotifyCollectionChangedEventArgs e)
{
OnCollectionChanged (e);
}
private void SourceCollection_PropertyChanged (object sender, PropertyChangedEventArgs e)
{
OnPropertyChanged (e);
}
}
}
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