static IObservable <ShaderWindow> CreateWindow()
{
return(Observable.Defer(() =>
{
if (File.Exists(DefaultConfigurationFile))
{
var configuration = LoadConfiguration();
return CreateWindow(configuration);
}
else
{
var disposable = SubjectManager.ReserveSubject();
return disposable.Subject.Finally(disposable.Dispose);
}
})
.ReplayReconnectable()
.RefCount());
}
internal static IObservable <ShaderWindow> CreateWindow(ShaderWindowSettings configuration)
{
return(Observable.Create <ShaderWindow>(observer =>
{
// return Task.Factory.StartNew(() =>
// {
// GraphicsContext.ShareContexts = false;
using (var window = new ShaderWindow(configuration))
// using (var notification = cancellationToken.Register(window.Close))
using (var disposable = SubjectManager.ReserveSubject())
{
var subject = disposable.Subject;
window.Load += delegate
{
observer.OnNext(window);
subject.OnNext(window);
};
window.Unload += delegate
{
subject.OnCompleted();
observer.OnCompleted();
};
try { window.Run(); }
catch (Exception ex)
{
observer.OnError(ex);
subject.OnError(ex);
}
}
// },
// cancellationToken,
// TaskCreationOptions.LongRunning,
// TaskScheduler.Default);
return Disposable.Empty;
}));
}