public IDxSubscription CreateIncOrderSnapshotSubscription(IDxIncOrderSnapshotListener listener)
{
if (handle == IntPtr.Zero)
{
throw new NativeDxException("not connected");
}
IDxSubscription result = new NativeSnapshotSubscription(this, listener);
subscriptions.Add(result);
return(result);
}
/// <summary>
/// Creates the new native order subscription on snapshot with incremental updates.
/// </summary>
/// <remarks>
/// Don't call this constructor inside any listeners and callbacks of NativeSubscription, NativeConnection,
/// NativeRegionalBook, NativeSnapshotSubscription classes
/// </remarks>
/// <param name="connection">Native connection pointer.</param>
/// <param name="listener">Snapshot or update events listener.</param>
/// <exception cref="ArgumentNullException">Listener is invalid.</exception>
public NativeSnapshotSubscription(NativeConnection connection, IDxIncOrderSnapshotListener listener)
{
if (listener == null)
{
throw new ArgumentNullException(nameof(listener));
}
connectionPtr = connection.Handle;
this.listener = listener;
this.time = 0;
this.connection = connection;
}
