C#聊天程序(8) sendText.Enabled = true; } break; // Respond to received text case Talker.Notification.Received: receiveText.Text = data.ToString(); receiveText.SelectionStart = Int32.MaxValue; receiveText.ScrollToCaret(); break; // Respond to error notifications case Talker.Notification.Error: Close(data.ToString()); break; // Respond to end case Talker.Notification.End: MessageBox.Show(data.ToString(), "Closing WinTalk"); Close(); break;