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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
#if !NO_WINDOWS_THREADING
using System;
using System.Threading;
using System.Windows.Threading;
namespace ReactiveTests
{
static class DispatcherHelpers
{
public static DispatcherWrapper EnsureDispatcher()
{
#if DESKTOPCLR
var dispatcher = new Thread(Dispatcher.Run);
dispatcher.IsBackground = true;
dispatcher.Start();
while (Dispatcher.FromThread(dispatcher) == null)
Thread.Sleep(10);
var d = Dispatcher.FromThread(dispatcher);
while (d.BeginInvoke(new Action(() => { })).Status == DispatcherOperationStatus.Aborted) ;
return new DispatcherWrapper(d);
#else
return new DispatcherWrapper(System.Windows.Deployment.Current.Dispatcher);
#endif
}
}
class DispatcherWrapper
{
private Dispatcher _dispatcher;
public DispatcherWrapper(Dispatcher dispatcher)
{
_dispatcher = dispatcher;
}
public Dispatcher Dispatcher { get { return _dispatcher; } }
public void InvokeShutdown()
{
#if !USE_SL_DISPATCHER
_dispatcher.InvokeShutdown();
#endif
}
public static implicit operator Dispatcher(DispatcherWrapper wrapper)
{
return wrapper._dispatcher;
}
#if !USE_SL_DISPATCHER
public event DispatcherUnhandledExceptionEventHandler UnhandledException
{
add { _dispatcher.UnhandledException += value; }
remove { _dispatcher.UnhandledException -= value; }
}
#endif
public void BeginInvoke(Action action)
{
_dispatcher.BeginInvoke(action);
}
}
}
#endif
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