Пример #1
0
        /// <summary>
        /// 删除
        /// </summary>
        private void Delete()
        {
            //没有太好的关联方式,目前暂时做成当前窗口(因为只有当前窗口可能删除对应信息);
            ChatViewModel chatVM = AppData.MainMV.ChatListVM.SelectedItem;

            if (chatVM != null)
            {
                AcioningItems.Remove(this);
                if (_operateTask != null)
                {
                    _operateTask.Cancel();
                    _operateTask = null;
                }
                chatVM.HideMessageCommand.Execute(_targetModel);

                string filePath = System.IO.Path.Combine(SDKClient.SDKClient.Instance.property.CurrentAccount.filePath, _targetModel.ResourceModel.FileName);
                //if (_targetModel.ResourceModel.FullName == filePath && File.Exists(filePath))
                //{
                //    try
                //    {
                //        File.Delete(filePath);
                //    }
                //    catch
                //    {

                //    }
                //}
            }
        }
Пример #2
0
        /// <summary>
        /// 撤回
        /// </summary>
        /// <param name="msg"></param>
        private void WithDraw(MessageModel msg)
        {
            AcioningItems.Remove(this);
            ChatViewModel chatVM = AppData.MainMV.ChatListVM.SelectedItem;

            if (chatVM != null)
            {
                chatVM.SendWithDrawMsg(msg);
            }
        }
Пример #3
0
        /// <summary>
        /// 转离线发送
        /// </summary>
        private void OfflineSend()
        {
            if (ChatViewModel != null)
            {
                _targetModel.CanOperate      = false;
                this.tbConnecting.Visibility = Visibility.Visible;

                if (!string.IsNullOrEmpty(_targetModel.MsgKey))
                {
                    SDKClient.SDKProperty.chatType messageType = ChatViewModel.IsGroup ? SDKClient.SDKProperty.chatType.groupChat : SDKClient.SDKProperty.chatType.chat;
                    SDKClient.SDKClient.Instance.SendRetractMessage(_targetModel.MsgKey,
                                                                    ChatViewModel.ID.ToString(), messageType, ChatViewModel.IsGroup ? ChatViewModel.ID : 0, SDKClient.SDKProperty.RetractType.OnlineToOffline);

                    string size    = Helper.FileHelper.FileSizeToString(_targetModel.ResourceModel.Length);
                    string content = $"您取消了\"{_targetModel.ResourceModel.FileName}\"({size})的发送,文件传输失败。";

                    MessageModel cancel = new MessageModel()
                    {
                        MsgKey       = _targetModel.MsgKey,
                        Content      = content,
                        MsgType      = MessageType.notification,
                        MessageState = MessageStates.Fail,
                    };
                    ChatViewModel.Chat.Messages.Insert(ChatViewModel.Chat.Messages.Count - 1, cancel);

                    AcioningItems.Remove(this);
                    if (_operateTask != null)
                    {
                        _operateTask.Cancel();
                        _operateTask = null;
                    }
                }

                if (FileExists())
                {
                    AcioningItems.Add(this);
                    _operateTask = new System.Threading.CancellationTokenSource();
                    ChatViewModel.SendOfflineFile(_targetModel, _operateTask, (result) =>
                    {
                        AcioningItems.Remove(this);
                        if (_operateTask != null)
                        {
                            _operateTask.Cancel();
                            _operateTask = null;
                        }
                    });
                }
                else
                {
                    ChatViewModel.Chat.Messages.Remove(_targetModel);
                }
            }
        }
Пример #4
0
        public void Cancel(bool isInner = false)
        {
            AcioningItems.Remove(this);
            if (_targetModel.ResourceModel.Progress > 0.98)
            {
                AppData.MainMV.TipMessage = "视频消息已发出无法取消!";
                return;
            }
            if (ChatViewModel != null)
            {
                if (_operateTask != null)
                {
                    _operateTask.Cancel();
                    _operateTask = null;

                    if (isInner)
                    {
                        return;
                    }
                }

                string tip = _targetModel.Sender.ID == AppData.Current.LoginUser.ID ? "发送" : "接收";

                string size = Helper.FileHelper.FileSizeToString(_targetModel.ResourceModel.Length);
                string msg  = $"您取消了\"{_targetModel.ResourceModel.FileName}\"({size})的{tip},文件传输失败。";

                _targetModel.MsgType      = MessageType.notification;
                _targetModel.MessageState = MessageStates.Fail;
                _targetModel.Content      = msg;

                ChatViewModel.UpdateMsg(_targetModel);

                int roomID = ChatViewModel.Model.ID;

                var chatType = ChatViewModel.IsGroup ? SDKClient.SDKProperty.chatType.groupChat : SDKClient.SDKProperty.chatType.chat;

                Task.Run(async() =>
                         await SDKClient.SDKClient.Instance.AppendLocalData_NotifyMessage(AppData.Current.LoginUser.ID.ToString(), roomID.ToString(),
                                                                                          msg, roomID, SDKClient.SDKProperty.MessageType.notification, chatType: chatType));
                if (this.FileState == FileStates.SendOnline ||
                    _targetModel.ResourceModel.RefInfo is SDKClient.Model.OnlineFileBody body) //在线消息会发送取消给对方
                {
                    SDKClient.SDKProperty.chatType messageType = ChatViewModel.IsGroup ? SDKClient.SDKProperty.chatType.groupChat : SDKClient.SDKProperty.chatType.chat;
                    SDKClient.SDKClient.Instance.SendRetractMessage(_targetModel.MsgKey, ChatViewModel.ID.ToString(), messageType, ChatViewModel.IsGroup ? ChatViewModel.ID : 0, SDKClient.SDKProperty.RetractType.SourceEndOnlineRetract);
                }
                else //离线消息不发送
                {
                    _targetModel.Sender = null;
                    SDKClient.SDKClient.Instance.CancelOfflineFileRecv(_targetModel.MsgKey);
                }
                _targetModel.ResourceModel.FileState = FileStates.Fail;
            }
        }
Пример #5
0
        /// <summary>
        /// 在线发送
        /// </summary>
        private void OnlineSend()
        {
            if (ChatViewModel != null)
            {
                _targetModel.CanOperate = false;
                AcioningItems.Remove(this);
                if (_operateTask != null)
                {
                    _operateTask.Cancel();
                    _operateTask = null;
                }

                if (FileExists())
                {
                    AcioningItems.Add(this);
                    _operateTask = new System.Threading.CancellationTokenSource();
                    if (ChatViewModel.IsGroup)
                    {
                        this.tbConnecting.Visibility = Visibility.Visible;
                        //群聊只能离线发送
                        ChatViewModel.SendOfflineFile(_targetModel, _operateTask, (result) =>
                        {
                            AcioningItems.Remove(this);
                            if (_operateTask != null)
                            {
                                _operateTask.Cancel();
                                _operateTask = null;
                            }
                        });
                    }
                    else
                    {
                        ChatViewModel.SendOnlineFile(ChatViewModel, _targetModel, _operateTask, (result) =>
                        {
                            AcioningItems.Remove(this);
                            if (_operateTask != null)
                            {
                                _operateTask.Cancel();
                                _operateTask = null;
                            }
                        });
                    }
                }
                else
                {
                    ChatViewModel.Chat.Messages.Remove(_targetModel);
                }
            }
        }
Пример #6
0
        /// <summary>
        /// 开始接收
        /// </summary>
        private void Receive()
        {
            if (ChatViewModel != null && AppData.CanInternetAction())
            {
                _targetModel.MessageState = MessageStates.None;
                this.FileState            = FileStates.Receiving;
                _operateTask = new System.Threading.CancellationTokenSource();
                AcioningItems.Add(this);

                CSClient.Helper.MessageHelper.LoadFileContent(_targetModel, _operateTask, ChatViewModel, (result) =>
                {
                    AcioningItems.Remove(this);
                    if (_operateTask != null)
                    {
                        _operateTask.Cancel();
                        _operateTask = null;
                    }
                });
            }
        }
Пример #7
0
        private void SendVideo()
        {
            if (ChatViewModel != null)
            {
                _targetModel.CanOperate = false;

                if (FileExists())
                {
                    AcioningItems.Add(this);
                    _operateTask = new System.Threading.CancellationTokenSource();
                    _targetModel.ResourceModel.FileState = FileStates.SendOffline;
                    if (AppData.CanInternetAction(""))
                    {
                        ChatViewModel.SendSmallVideoFile(_targetModel, _operateTask, async(result) =>
                        {
                            if (SDKClient.SDKClient.Instance.property.CurrentAccount.Isforbidden)
                            {
                                _targetModel.MessageState            = MessageStates.Warn;
                                _targetModel.ResourceModel.FileState = FileStates.Fail;
                            }

                            AcioningItems.Remove(this);
                            if (_operateTask != null)
                            {
                                _operateTask.Cancel();
                                _operateTask = null;
                            }
                        });
                    }
                    else
                    {
                        ChatViewModel.SaveSendingMessages(_targetModel);
                    }
                }
                else
                {
                    ChatViewModel.Chat.Messages.Remove(_targetModel);
                }
            }
        }
Пример #8
0
        /// <summary>
        /// 另存为
        /// </summary>
        private void SaveAs()
        {
            if (_targetModel.ResourceModel.FileState == FileStates.WaitForReceieve)
            {
                if (AppData.CanInternetAction())
                {
                    Microsoft.Win32.SaveFileDialog sfd = new Microsoft.Win32.SaveFileDialog();
                    sfd.FileName = _targetModel.ResourceModel.FileName;
                    //sfd.Filter = System.IO.Path.GetExtension(_targetModel.ResourceModel.FileName);
                    if (sfd.ShowDialog() == true)
                    {
                        try
                        {
                            File.Delete(sfd.FileName);
                        }
                        catch
                        {
                            AppData.MainMV.TipMessage = "文件已被占用,替换失败!";
                            return;
                        }
                        this.FileState = FileStates.Receiving;
                        _operateTask   = new System.Threading.CancellationTokenSource();
                        AcioningItems.Add(this);
                        ChatViewModel chatVM = AppData.MainMV.ChatListVM.SelectedItem;
                        CSClient.Helper.MessageHelper.LoadFileContent(_targetModel, _operateTask, chatVM, (result) =>
                        {
                            AcioningItems.Remove(this);
                            if (_operateTask != null)
                            {
                                _operateTask.Cancel();
                                _operateTask = null;
                            }
                        }, sfd.FileName);
                    }
                }
            }
            else
            {
                if (FileExists())
                {
                    Microsoft.Win32.SaveFileDialog dlg = new Microsoft.Win32.SaveFileDialog();
                    dlg.FileName   = System.IO.Path.GetFileName(this.FullName);    // Default file name
                    dlg.DefaultExt = System.IO.Path.GetExtension(this.FullName);   // fileName.Split('.').LastOrDefault(); // Default file extension

                    dlg.Filter = string.Format("文件 (.{0})|*.{0}", dlg.DefaultExt); // // Filter files by extension

                    dlg.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory);
                    if (dlg.ShowDialog() == true)
                    {
                        try
                        {
                            File.Copy(this.FullName, dlg.FileName, true);
                        }
                        catch
                        {
                            AppData.MainMV.TipMessage = "文件已被占用,替换失败!";
                        }
                    }
                }
            }
        }
Пример #9
0
        private void SetFileStatesView()
        {
            this.pbProcess.Visibility = Visibility.Collapsed;
            this.BdIcon.Visibility    = Visibility.Collapsed;
            foreach (UIElement ui in this.ugState.Children)
            {
                ui.Visibility = Visibility.Collapsed;
            }

            switch (this.FileState)
            {
            case FileStates.Fail:
                if (ChatViewModel != null)
                {
                    ChatViewModel.UpdateMsg(_targetModel);

                    AcioningItems.Remove(this);
                    if (_operateTask != null)
                    {
                        _operateTask.Cancel();
                        _operateTask = null;
                    }
                }
                return;

            default:
            case FileStates.None:

                break;

            case FileStates.SendOnline:
                this.btnOfflineSend.Visibility =
                    this.btnCancel.Visibility  = Visibility.Visible;

                this.pbProcess.Visibility = Visibility.Visible;
                break;

            case FileStates.SendOffline:
                this.btnOnlineSend.Visibility =
                    this.btnCancel.Visibility = Visibility.Visible;
                this.pbProcess.Visibility     = Visibility.Visible;

                if (AppData.MainMV.ChatListVM.SelectedItem.IsGroup)     //群聊不能 在线发送
                {
                    this.btnOnlineSend.Visibility = Visibility.Collapsed;
                    this.tbConnecting.Visibility  = Visibility.Visible;
                }
                break;

            case FileStates.WaitForReceieve:
                this.btnReceive.Visibility        =
                    this.btnSaveAs.Visibility     =
                        this.btnCancel.Visibility = Visibility.Visible;
                break;

            case FileStates.Receiving:
                this.btnCancel.Visibility = Visibility.Visible;
                this.pbProcess.Visibility = Visibility.Visible;
                break;

            case FileStates.Completed:
                this.btnOpen.Visibility           =
                    this.btnSaveAs.Visibility     =
                        this.btnDelete.Visibility = Visibility.Visible;
                _completeTime          = DateTime.Now;
                this.BdIcon.Visibility = Visibility.Visible;
                _operateTask           = null;
                AcioningItems.Remove(this);
                if (File.Exists(this.FullName))
                {
                    _targetModel.ResourceModel.FileImg = Helper.FileHelper.GetFileImage(this.FullName, false);    //  Helper.WindowsThumbnailProvider.GetFileThumbnail(this.FullName);
                }
                this.pbProcess.Visibility = Visibility.Collapsed;
                break;
            }

            if (this.IsInDocument)
            {
                this.btnDelete.Visibility = Visibility.Collapsed;
                this.btnCancel.Visibility = Visibility.Collapsed;
            }
            this.menu.Items.Clear();
            foreach (UIElement ui in this.ugState.Children)
            {
                if (ui.Visibility == Visibility.Visible && ui is ButtonBase btn)
                {
                    this.menu.Items.Add(new MenuItem()
                    {
                        Uid = btn.Uid, Header = btn.Content
                    });
                }
            }
        }
Пример #10
0
        private void CalFileState()
        {
            if (this.FileState == FileStates.Receiving)
            {
                return;
            }
            try
            {
                this.tbName.ToolTip = System.IO.Path.GetFileName(this.FullName);//?.Split('\\').LastOrDefault();
            }
            catch
            {
                return;
            }
            if (ChatViewModel == null)
            {
                ChatViewModel = AppData.MainMV.ChatListVM.SelectedItem;
            }
            else if (_targetModel.MessageState == MessageStates.Fail)
            {
                if (_operateTask != null)
                {
                    _operateTask.Cancel();
                }
                AcioningItems.Remove(this);
            }

            if (_targetModel == null && this.DataContext is MessageModel item)
            {
                _targetModel = item;

                var target = FileItems.FirstOrDefault(info => info.MsgKey == item.MsgKey);

                if (target == null)
                {
                    target = item;
                    FileItems.Add(item);
                }

                if (string.IsNullOrEmpty(target.MsgKey))
                {
                    target.MsgKey = Guid.NewGuid().ToString();
                }
                this.DataContext = _targetModel = target;
            }

            if (this.IsMainView == false)
            {
                if (_targetModel.ResourceModel.FileState != FileStates.None)
                {
                    return;
                }
            }
            //是否发送者
            bool isSender = _targetModel.Sender.ID == AppData.Current.LoginUser.ID;

            _targetModel.ResourceModel.FileImg = Helper.FileHelper.GetFileImage(this.FullName, false);
            this.gridLayout.ToolTip            = System.IO.Path.GetFileName(this.FullName);
            if (File.Exists(this.FullName))
            {
                if (isSender && _targetModel.IsSending)
                {
                    if (this._targetModel.ResourceModel.FileState == FileStates.SendOffline || this._targetModel.ResourceModel.FileState == FileStates.SendOnline)
                    {
                    }
                    else
                    {
                        this.FileState = _targetModel.ResourceModel.FileState = FileStates.SendOnline;
                        this.OnlineSend();
                    }
                }
                else
                {
                    this.FileState = _targetModel.ResourceModel.FileState = FileStates.Completed;
                    _completeTime  = DateTime.Now.AddMinutes(-5);
                }
            }
            else
            {
                if (isSender) //发送者
                {
                    this.FileState = _targetModel.ResourceModel.FileState = FileStates.Completed;
                    _completeTime  = DateTime.Now.AddMinutes(-5);
                }
                else
                {
                    this.FileState = _targetModel.ResourceModel.FileState = FileStates.WaitForReceieve;
                }
            }
        }
Пример #11
0
        private void SetFileStatesView()
        {
            switch (this.FileState)
            {
            case FileStates.Fail:
                if (ChatViewModel != null)
                {
                    AcioningItems.Remove(this);
                    if (_operateTask != null)
                    {
                        _operateTask.Cancel();
                        _operateTask = null;
                    }
                }
                App.Current.Dispatcher.Invoke(() =>
                {
                    this.gridProgress.Visibility = Visibility.Collapsed;
                    this.borderPlay.Visibility   = Visibility.Collapsed;
                    this.imgReset.Visibility     = Visibility.Visible;
                    this.imgDownload.Visibility  = Visibility.Collapsed;
                });
                if (this.DataContext is MessageModel _dataContextMsg)
                {
                    bool isSender = _dataContextMsg.Sender.ID == AppData.Current.LoginUser.ID;
                    if (isSender)
                    {
                        App.Current.Dispatcher.Invoke(() =>
                        {
                            this.gridProgress.Visibility = Visibility.Collapsed;
                            this.borderPlay.Visibility   = Visibility.Visible;
                            this.imgReset.Visibility     = Visibility.Collapsed;
                            this.imgDownload.Visibility  = Visibility.Collapsed;
                        });
                    }
                }
                //this.pathResend.Visibility = Visibility.Visible;
                //if (this.DataContext is MessageModel msg && msg.IsMine)
                //{
                //    Grid.SetColumn(this.pathResend, 0);
                //    this.grid.ColumnDefinitions[0].Width = new GridLength(20, GridUnitType.Pixel);
                //    this.Width = this.Width + 20;
                //    this.pathResend.Margin = new Thickness();
                //    this.pathResend.ToolTip = "重新发送";
                //}
                //else
                //{
                //    Grid.SetColumn(this.pathResend, 2);
                //    this.grid.ColumnDefinitions[2].Width = new GridLength(20, GridUnitType.Pixel);
                //    this.Width = this.Width + 20;
                //    this.pathResend.Margin = new Thickness();
                //    this.pathResend.ToolTip = "重新接收";
                //}
                break;

            case FileStates.WaitForReceieve:
                //App.Current.Dispatcher.Invoke(() =>
                //{
                //    this.gridProgress.Visibility = Visibility.Collapsed;
                //    this.borderPlay.Visibility = Visibility.Collapsed;
                //    this.imgReset.Visibility = Visibility.Collapsed;
                //    this.imgDownload.Visibility = Visibility.Visible;
                //});
                break;

            case FileStates.Completed:
                if (_targetModel == null && this.DataContext is MessageModel item)
                {
                    _targetModel = item;
                }
                App.Current.Dispatcher.BeginInvoke(new Action(() =>
                {
                    this.VideoPath = _targetModel?.Content;
                }));

                if (string.IsNullOrEmpty(_targetModel.ResourceModel.PreviewImagePath) ||
                    !System.IO.File.Exists(_targetModel.ResourceModel.PreviewImagePath))
                {
                    string targetKey = _targetModel.ResourceModel.PreviewKey;
                    if (!string.IsNullOrEmpty(targetKey))
                    {
                        _targetModel.ResourceModel.PreviewImagePath = _thumbnailPath = System.IO.Path.Combine(SDKClient.SDKClient.Instance.property.CurrentAccount.imgPath, targetKey);
                    }
                    else
                    {
                        _targetModel.ResourceModel.PreviewImagePath = _thumbnailPath = System.IO.Path.Combine(SDKClient.SDKClient.Instance.property.CurrentAccount.imgPath, Guid.NewGuid() + ".jpg");
                    }
                    GetOneFrameImageFromVideo();
                }
                App.Current.Dispatcher.Invoke(() =>
                {
                    this.gridProgress.Visibility = Visibility.Collapsed;
                    this.borderPlay.Visibility   = Visibility.Visible;
                    this.imgReset.Visibility     = Visibility.Collapsed;
                    this.imgDownload.Visibility  = Visibility.Collapsed;
                });

                //HasContexMenu = true;
                _operateTask = null;
                AcioningItems.Remove(this);
                break;

            default:
                break;
            }
        }
Пример #12
0
        private void CalFileState()
        {
            if (ChatViewModel == null)
            {
                ChatViewModel = AppData.MainMV.ChatListVM.SelectedItem;
            }
            else if (_targetModel?.MessageState == MessageStates.Fail)
            {
                if (_operateTask != null)
                {
                    _operateTask.Cancel();
                }
                AcioningItems.Remove(this);
            }

            if (_targetModel == null && this.DataContext is MessageModel item)
            {
                this.PreviewMouseRightButtonUp -= SmallVideo_PreviewMouseRightButtonUp;
                _targetModel = item;

                var target = FileItems.FirstOrDefault(info => info.MsgKey == item.MsgKey);

                if (target == null)
                {
                    target = item;
                    FileItems.Add(item);
                }

                if (string.IsNullOrEmpty(target.MsgKey))
                {
                    target.MsgKey = Guid.NewGuid().ToString();
                }
                _completeTime    = _targetModel.SendTime;
                _isMine          = _targetModel.IsMine;
                _isSync          = _targetModel.IsSync;
                this.DataContext = _targetModel = target;
                if (_completeTime != null)
                {
                    _targetModel.SendTime = _completeTime.Value;
                }
                _targetModel.IsMine = _isMine;
                _targetModel.IsSync = _isSync;

                //this.gridProgress.Visibility = Visibility.Visible;
                //this.borderPlay.Visibility = Visibility.Collapsed;
            }
            else
            {
                if (_targetModel != null)
                {
                    return;
                }
                this.gridProgress.Visibility = Visibility.Collapsed;
                this.borderPlay.Visibility   = Visibility.Visible;
                this.imgReset.Visibility     = Visibility.Collapsed;
                this.imgDownload.Visibility  = Visibility.Collapsed;

                this.PreviewMouseRightButtonUp += SmallVideo_PreviewMouseRightButtonUp;
                return;
            }
            if (SDKClient.SDKClient.Instance.property.CurrentAccount.Isforbidden)
            {
                _targetModel.MessageState = MessageStates.Warn;
            }

            //是否发送者
            bool   isSender = _targetModel.Sender.ID == AppData.Current.LoginUser.ID;
            string filePath = System.IO.Path.Combine(SDKClient.SDKClient.Instance.property.CurrentAccount.filePath, this.VideoPath);

            if (System.IO.File.Exists(filePath) || System.IO.File.Exists(this.VideoPath))
            {
                if (isSender)                   //当前作为发送方
                {
                    if (_targetModel.IsSending) //若是正在发送中
                    {
                        this.FileState = _targetModel.ResourceModel.FileState = FileStates.SendOffline;
                        this.gridProgress.Visibility = Visibility.Visible;
                        this.borderPlay.Visibility   = Visibility.Collapsed;
                        this.imgReset.Visibility     = Visibility.Collapsed;
                        this.imgDownload.Visibility  = Visibility.Collapsed;
                        SendVideo();
                    }
                    else if (_targetModel.ResourceModel.DBState == 0)
                    {
                        this.gridProgress.Visibility = Visibility.Collapsed;
                        this.borderPlay.Visibility   = Visibility.Visible;
                        this.imgReset.Visibility     = Visibility.Collapsed;
                        this.imgDownload.Visibility  = Visibility.Collapsed;
                        //HasContexMenu = true;
                    }
                    else
                    {
                        this.FileState = _targetModel.ResourceModel.FileState = FileStates.Completed;
                        if (_targetModel.IsSync)
                        {
                            _completeTime = _targetModel.SendTime;
                        }
                        else if (_completeTime == null)
                        {
                            _completeTime = DateTime.Now.AddMinutes(-5);
                        }
                    }
                }
                else  //当前用户作为接收方,若文件已有则认为已经成功
                {
                    this.FileState = _targetModel.ResourceModel.FileState = FileStates.Completed;

                    if (_targetModel.IsSync)
                    {
                        _completeTime = _targetModel.SendTime;
                    }
                    else if (_completeTime == null)
                    {
                        _completeTime = DateTime.Now.AddMinutes(-5);
                    }
                }
            }
            else
            {
                if (isSender) //发送者
                {
                    this.FileState = _targetModel.ResourceModel.FileState = FileStates.WaitForReceieve;
                    if (_targetModel.IsSync)
                    {
                        _completeTime = _targetModel.SendTime;
                    }
                    else if (_completeTime == null)
                    {
                        _completeTime = DateTime.Now.AddMinutes(-5);
                    }
                }
                else
                {
                    this.FileState = _targetModel.ResourceModel.FileState = FileStates.WaitForReceieve;
                }
            }
        }