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; }