public void Start()
{
// Setup the event stream subscription
MyPushEventProvider eventProvider = new MyPushEventProvider();
collectionView = CollectionViewSource.GetDefaultView(processes);
collectionView.SortDescriptions.Add(new SortDescription("Name", ListSortDirection.Ascending));
subscription = (from processInfo in eventProvider.ProcessInformation
select processInfo)
.AsObservable()
.OnErrorResumeNext(eventProvider.ProcessInformation.AsObservable())
.ObserveOnDispatcher()
.Subscribe(message => {
// Update the process if it exists
if (processes.Any(p => p.ProcessId == message.ProcessId)) {
processes.Where(p => p.ProcessId == message.ProcessId).ToList().ForEach(
x => x.Update(message));
}
else {
// Otherwise add it
processes.Add(message);
}
},
() => processes.Clear()); // Clear the table when complete
}
public void Start()
{
// Setup the event stream subscription
MyPushEventProvider eventProvider = new MyPushEventProvider();
collectionView = CollectionViewSource.GetDefaultView(processes);
collectionView.SortDescriptions.Add(new SortDescription("Name", ListSortDirection.Ascending));
subscription = (from processInfo in eventProvider.ProcessInformation
select processInfo)
.AsObservable()
.OnErrorResumeNext(eventProvider.ProcessInformation.AsObservable())
.ObserveOnDispatcher()
.Subscribe(message => {
// Update the process if it exists
if (processes.Any(p => p.ProcessId == message.ProcessId))
{
processes.Where(p => p.ProcessId == message.ProcessId).ToList().ForEach(
x => x.Update(message));
}
else
{
// Otherwise add it
processes.Add(message);
}
},
() => processes.Clear()); // Clear the table when complete
}
public void Start()
{
Stop();
IsVisible = true;
MyPushEventProvider eventProvider = new MyPushEventProvider();
int selectedStockCount = Convert.ToInt32(showAmazon) + Convert.ToInt32(showApple) + Convert.ToInt32(showGoogle) + Convert.ToInt32(showMicrosoft);
subscription = eventProvider.Stocks.Where(s =>
(showAmazon && s.Name == "AMZN") ||
(showApple && s.Name == "AAPL") ||
(showGoogle && s.Name == "GOOG") ||
(showMicrosoft && s.Name == "MSFT"))
.AsObservable()
.Buffer(selectedStockCount) // Wait till we have a value for all stocks for the day and collate them into a list of trading summaries
.ObserveOnDispatcher().Subscribe(group => {
if (group.Count == 0)
{
return;
}
var daySummary = new TradingDayClosingSummary {
Date = group.First().Date,
Amazon = group.Where(s => s.Name == "AMZN").Select(s => s.Close).FirstOrDefault(),
Apple = group.Where(s => s.Name == "AAPL").Select(s => s.Close).FirstOrDefault(),
Google = group.Where(s => s.Name == "GOOG").Select(s => s.Close).FirstOrDefault(),
Microsoft = group.Where(s => s.Name == "MSFT").Select(s => s.Close).FirstOrDefault()
};
stocks.Add(daySummary);
});
}
public void Start()
{
Stop();
// Setup the event stream subscription
MyPushEventProvider eventProvider = new MyPushEventProvider();
subscription = (from myEvent in eventProvider.OneSecondTimer
where myEvent.MessageId % 2 == 0 // Only log every 2nd message
select myEvent)
.Take(5) // Only take 5 messages in total, then complete
.AsObservable()
.ObserveOnDispatcher()
.Catch<MyMessage, Exception>(e => Observable.Return(new MyMessage { Description = e.Message }))
.Subscribe(
message => messages.Add(message), // Append each new message
() => Messages.Add(new MyMessage { Description = "Complete" }) // Write out "Complete" when there are no more messages
);
}
public void Start()
{
Stop();
// Setup the event stream subscription
MyPushEventProvider eventProvider = new MyPushEventProvider();
subscription = (from myEvent in eventProvider.OneSecondTimer
where myEvent.MessageId % 2 == 0 // Only log every 2nd message
select myEvent)
.Take(5) // Only take 5 messages in total, then complete
.AsObservable()
.ObserveOnDispatcher()
.Catch <MyMessage, Exception>(e => Observable.Return(new MyMessage {
Description = e.Message
}))
.Subscribe(
message => messages.Add(message), // Append each new message
() => Messages.Add(new MyMessage {
Description = "Complete"
}) // Write out "Complete" when there are no more messages
);
}
public void Start()
{
Stop();
IsVisible = true;
MyPushEventProvider eventProvider = new MyPushEventProvider();
int selectedStockCount = Convert.ToInt32(showAmazon) + Convert.ToInt32(showApple) + Convert.ToInt32(showGoogle) + Convert.ToInt32(showMicrosoft);
subscription = eventProvider.Stocks.Where(s =>
(showAmazon && s.Name == "AMZN") ||
(showApple && s.Name == "AAPL") ||
(showGoogle && s.Name == "GOOG") ||
(showMicrosoft && s.Name == "MSFT"))
.AsObservable()
.Buffer(selectedStockCount) // Wait till we have a value for all stocks for the day and collate them into a list of trading summaries
.ObserveOnDispatcher().Subscribe(group => {
if (group.Count == 0) {
return;
}
var daySummary = new TradingDayClosingSummary {
Date = group.First().Date,
Amazon = group.Where(s => s.Name == "AMZN").Select(s => s.Close).FirstOrDefault(),
Apple = group.Where(s => s.Name == "AAPL").Select(s => s.Close).FirstOrDefault(),
Google = group.Where(s => s.Name == "GOOG").Select(s => s.Close).FirstOrDefault(),
Microsoft = group.Where(s => s.Name == "MSFT").Select(s => s.Close).FirstOrDefault()
};
stocks.Add(daySummary);
});
}
