public DataViewerForm()
{
InitializeComponent();
m_viewModel = new DataViewModel();
m_viewModel.PropertyChanged += OnDataChanged;
m_provider = null;
}
/// <summary>
/// Entry point of this console viewer program.
/// </summary>
public static void Main()
{
IQuoteDataProvider provider = GetProvider();
ConsoleViewer viewer = new ConsoleViewer(provider);
provider.Subscribe(viewer);
provider.StatusChanged += viewer.OnStatusChanged;
provider.Start();
while (true)
{
Thread.Sleep(100);
if (Console.KeyAvailable)
{
if (Console.ReadKey(true).Key == ConsoleKey.Escape)
{
Console.WriteLine("Manual abort.\nExiting...");
break;
}
}
}
provider.Stop();
provider.Unsubscribe(viewer);
Console.Write("\nPress Enter to exit...");
Console.ReadLine();
}
public QuoteProcessor(
IQuoteDataProvider quoteDataProvider,
IQuoteParser quoteParser,
IQuoteStorage quoteStorage)
{
_quoteDataProvider = quoteDataProvider;
_quoteParser = quoteParser;
_quoteStorage = quoteStorage;
}
private void DataViewerForm_Load(object sender, EventArgs e)
{
m_provider = FormsManager.UniqueInstance.GetProvider();
if (m_provider == null)
{
Close();
return;
}
m_provider.Subscribe(this);
m_provider.StatusChanged += OnStatusChanged;
m_provider.Start();
}
public IQuoteDataProvider GetProvider()
{
SourceSelectionForm sourceForm = new SourceSelectionForm();
while (true)
{
sourceForm.ShowDialog();
IQuoteDataProvider provider = null;
if (sourceForm.FilePath != null)
{
try
{
provider = new FileQuoteProvider(sourceForm.FilePath);
}
catch (Exception ex)
{
sourceForm.OnErrorOccurred(ex);
continue;
}
}
else if (sourceForm.ServerAddress != null && sourceForm.Port != -1)
{
ServerLoginForm loginForm = new ServerLoginForm();
loginForm.ShowDialog();
if (loginForm.Username == null && loginForm.Password == null)
{
sourceForm.ResetServerAddress();
continue;
}
try
{
provider = new TcpQuoteProvider(sourceForm.ServerAddress, sourceForm.Port,
loginForm.Username, loginForm.Password);
}
catch (Exception ex)
{
sourceForm.OnErrorOccurred(ex);
continue;
}
}
return(provider);
}
}
private static IQuoteDataProvider GetProvider()
{
IQuoteDataProvider provider = null;
while (true)
{
Console.WriteLine("Choose source: 1. Internet. 2. Local file.");
Console.Write("Type your choice here: ");
ConsoleKeyInfo key = Console.ReadKey();
Console.WriteLine();
switch (key.Key)
{
case ConsoleKey.D1:
Console.Write("Username: "******"Password: "******"180.166.86.198", 8301, username, password);
break;
case ConsoleKey.D2:
Console.Write("Local path: ");
string filePath = Console.ReadLine();
provider = new FileQuoteProvider(filePath);
break;
default:
Console.WriteLine("Invalid response. Try Again...");
break;
}
if (provider != null)
{
break;
}
}
Console.WriteLine();
Debug.Assert(provider != null);
return(provider);
}
/// <summary>
/// Initializes a new instance of the <c>ConsoleViewer</c> class with the given quote data provider.
/// </summary>
public ConsoleViewer(IQuoteDataProvider provider)
{
m_previousMessage = null;
}
