private void RaiseCommandExecutes()
{
StopPriceSourceCommand.RaiseCanExecuteChanged();
StartPriceSourceCommand.RaiseCanExecuteChanged();
SubscribeCommand.RaiseCanExecuteChanged();
UnsubscribeCommand.RaiseCanExecuteChanged();
SubscribeAllCommand.RaiseCanExecuteChanged();
UnsubscribeAllCommand.RaiseCanExecuteChanged();
}
private async void OnUnsubscribeCommand()
{
canSubscribe = true;
SubscribeCommand.RaiseCanExecuteChanged();
canUnsubscribe = false;
UnsubscribeCommand.RaiseCanExecuteChanged();
await hub.Invoke <int>("Unsubscribe", new object[] { ClientId });
if (connection.State == ConnectionState.Connected)
{
connection.Stop();
}
}
private async void OnSubscribeCommand()
{
canSubscribe = false;
SubscribeCommand.RaiseCanExecuteChanged();
canUnsubscribe = true;
UnsubscribeCommand.RaiseCanExecuteChanged();
if (connection.State != ConnectionState.Connected)
{
await connection.Start();
}
try
{
await hub.Invoke <int>("Subscribe", new object[] { ClientId });
}
catch (Exception ex)
{
Message = ex.Message;
}
}