Crabtree/SmartHome/UI/SimpleControl/Phone/Room/UserDeviceListPage.cs
@@ -474,7 +474,7 @@
                                    if (remakeBytes.Length > 20) {
                                        etDeviceName.Text = CommonPage.MyEncodingGB2312.GetString (remakeBytes, 0, 20);
                                        new Alert ("", "Remark length exceeded the limit. ", "Close").Show ();
                                        new Alert ("", ErrorCode.RemarkLengthExceededTheLimit, "Close").Show ();
                                    }
                                };
@@ -508,12 +508,18 @@
                                dialogBottomView.AddChidren (editor);
                                editor.MouseUpEventHandler += (dff, ffd) => {
                                    byte [] remakeBytes = CommonPage.MyEncodingGB2312.GetBytes (etDeviceName.Text.Trim ());
                                    if (remakeBytes.Length > 20) {
                                        new Alert ("", "Remark length exceeded the limit. ", "Close").Show ();
                                    string remakeStr = etDeviceName.Text.Trim ();
                                    if (string.IsNullOrEmpty (remakeStr)) {
                                        //备注不能为空
                                        new Alert ("", ErrorCode.RemarksCannotBeEmpty, "Close").Show ();
                                        return;
                                    }
                                    byte [] remakeBytes = CommonPage.MyEncodingGB2312.GetBytes (remakeStr);
                                    if (remakeBytes.Length > 20) {
                                        new Alert ("", ErrorCode.RemarkLengthExceededTheLimit, "Close").Show ();
                                        return;
                                    }
                                    MainPage.Loading.Start ();
                                    //byte [] remakeBytes = CommonPage.MyEncodingGB2312.GetBytes (etDeviceName.Text.Trim ());