//---------------------------------------------------------------------------
//
// <copyright file="ObservableCollection.cs" company="Microsoft">
// Copyright (C) 2003 by Microsoft Corporation. All rights reserved.
// </copyright>
//
//
// Description: defining types with Generics in WindowsBase.dll that are only
// instantiated in PresentationCore/-Framework assemblies need a dummy
// instantiation in this assembly to trigger proper ngen when WB.dll
// is installed.
// This prevents JIT-ing when WB.dll is loaded.
//
//---------------------------------------------------------------------------
using System;
using System.Collections;
using System.Collections.ObjectModel;
using System.ComponentModel;
namespace MS.Internal
{
internal static class GenericsInstances
{
// ObservableCollection / ReadOnlyObservableCollection<T>
private static ObservableCollection<object> s_OC_Empty = new ObservableCollection<object>();
private static ReadOnlyObservableCollection<object> s_ROOC_Empty
= new ReadOnlyObservableCollection<object>(new ObservableCollection<object>());
// ICollectionView.Filter:
private static bool PredicateMethod(object item) { return false; }
private static Predicate<object> s_PM_Empty = new Predicate<object>(PredicateMethod);
}
}
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