添加录屏功能，添加可多次加药，毒麻柜无药则显示无库存或未绑定，对应的药品先不补

移出药箱药品时修改查询及插入字段信息。
修改药品基数时更新channel_stock下所有药品的基数及需要加药数

DM_Weight/App.config

@@ -3,7 +3,7 @@
   <connectionStrings>
 	<!-- 数据库连接字符串 -->
 	<!--<add name="database" connectionString="server=127.0.0.1;database=wpf_dm_program;userid=root;password=qq1223" />-->
-	<add name="database" connectionString="server=127.0.0.1;port=3306;database=xiangtan_mazuike_xx;userid=root;password=root" />
+	<add name="database" connectionString="server=192.168.50.84;port=3306;database=xiangtanTest;userid=root;password=root" />
   </connectionStrings>
 	<!--<runtime>
 		--><!--配置之后，Appdomain.CurrentDomain.UnhandledException 事件的 IsTerminating 就变成了 false 啦！也就是说，程序并不会因为这次的异常而崩溃退出。--><!--

DM_Weight/DM_Weight.csproj

@@ -74,6 +74,7 @@
     <PackageReference Include="NModbus4.NetCore" Version="2.0.1" />
     <PackageReference Include="Polly" Version="8.4.1" />
     <PackageReference Include="Prism.Unity" Version="8.1.97" />
+    <PackageReference Include="ScreenRecorderLib" Version="6.5.1" />
     <PackageReference Include="SharpPromise" Version="1.7.0" />
     <PackageReference Include="SqlSugarCore" Version="5.1.4.67" />
     <PackageReference Include="SuperSimpleTcp" Version="3.0.10" />

DM_Weight/ViewModels/AdditionWindowViewModel.cs

@@ -116,11 +116,11 @@ namespace DM_Weight.ViewModels
                         channelList.channelStocks = new List<ChannelStock>();
                     }
                     channelList.channelStocks.AddRange(ChannelStocks.Where(cs => cs.DrawerNo == DrawerNoList[i]).ToList());
-                    if (channelList != null)
+                    //if (channelList != null)
-                    {
+                    //{
-                        channelList.State = 1;//统一将所有的状态设置为已取药待入库
+                    //    channelList.State = 1;//统一将所有的状态设置为已取药待入库
                     channelLists.Add(channelList);
-                    }
+                    //}
                 }
                 _ChannelLists = channelLists;
             }
@@ -149,7 +149,7 @@ namespace DM_Weight.ViewModels
                 selectedStock = _ChannelList.channelStocks.ToList();
                 if (selectedStock != null && selectedStock.Count > 0)
                 {
-                    selectedStock.ForEach(cs => cs.ChannelLst.State = 2);
+                    //selectedStock.ForEach(cs => cs.ChannelLst.State = 2);
 
                     int drawerNo = -1;
                     for (int i = 0; i < selectedStock.Count; i++)
@@ -308,17 +308,22 @@ namespace DM_Weight.ViewModels
                         selectedStock.ForEach(cs =>
                         {
                             cs.Quantity = cs.Quantity + cs.AddToJJNum;
-                            cs.NeedNum = 0;
+                            //cs.NeedNum = 0;
                             cs.AddToJJNum = 0;
+                            //cs.State = 0;
                         });
                         SqlSugarHelper.Db.Updateable(selectedStock).ExecuteCommand();
                         // 更新交接柜状态为 已取药未入库
-                        SqlSugarHelper.Db.Updateable(new ChannelList()
+                        //SqlSugarHelper.Db.Updateable(new ChannelList()
-                        {
+                        //{
-                            State = 0
+                        //    State = 0
-                        }).UpdateColumns(it => it.State).Where(it => it.DrawerNo == _ChannelList.DrawerNo).ExecuteCommand();
+                        //}).UpdateColumns(it => it.State).Where(it => it.DrawerNo == _ChannelList.DrawerNo).ExecuteCommand();
                         for (int i = 0; i < selectedStock.Count; i++)
                         {
+                            int iUpdateResult = SqlSugarHelper.Db.Updateable<ChannelStock>()
+                                                     .SetColumns(cs => new ChannelStock() { State = 0 })
+                                                     .Where(cs => cs.DrawerNo == selectedStock[i].DrawerNo && cs.DrugId == selectedStock[i].DrugId && cs.MachineId == selectedStock[i].MachineId)
+                                                     .ExecuteCommand();
                             string InvoiceId = "AddJiaoJieFromDM_" + CurrentTimeMillis();
                             // 保存记录
                             SqlSugarHelper.Db.Insertable(new MachineRecord()
@@ -392,7 +397,7 @@ namespace DM_Weight.ViewModels
         {
             if (channelStock != null)
             {
-                if (channelStock.ChannelLst.State == 1)
+                if (channelStock.State == 1)
                 {
                     channelStock.ChannelLst.IsSelected = !channelStock.ChannelLst.IsSelected;
                 }

DM_Weight/ViewModels/BindBoxPackageWindowViewModel.cs

@@ -316,6 +316,7 @@ namespace DM_Weight.ViewModels
                     MachineId = "DM5",
                     AddToJJNum = 0,
                     NeedNum = baseQuantity,
+                    State=0
                     //ManuNo=DrugManuNo.ManuNo
                 }).ExecuteCommand();
                 // 保存数据 入库记录
@@ -455,7 +456,7 @@ namespace DM_Weight.ViewModels
                     if (baseQty > _ChannelList.BaseQuantity)
                     {
                         //基数变大，需要补药
-                        _ChannelList.channelStocks[0].NeedNum = baseQty - _ChannelList.BaseQuantity;
+                        _ChannelList.channelStocks[0].NeedNum = _ChannelList.channelStocks[0].NeedNum+ baseQty - _ChannelList.BaseQuantity;
                     }
                     else
                     {
@@ -466,8 +467,11 @@ namespace DM_Weight.ViewModels
                     //_ChannelList.channelStocks[0].BaseQuantity = baseQty;
                     //int iUpdate = SqlSugarHelper.Db.Updateable<ChannelStock>(_ChannelList.channelStocks[0]).ExecuteCommand();
                     _ChannelList.channelStocks.ForEach(cs => cs.BaseQuantity = baseQty);
-                    int iBaseUpdate = SqlSugarHelper.Db.Updateable(_ChannelList.channelStocks).UpdateColumns(cs => new { cs.BaseQuantity, cs.NeedNum }).ExecuteCommand();
+                    int iBaseUpdate = SqlSugarHelper.Db.Updateable<ChannelStock>().SetColumns(cs => new ChannelStock(){ BaseQuantity= _ChannelList.channelStocks[0].BaseQuantity }).Where(cs=>cs.Chnguid==_ChannelList.Id).ExecuteCommand();
-
+                    if (iBaseUpdate > 0)
+                    {
+                        iBaseUpdate = SqlSugarHelper.Db.Updateable(_ChannelList.channelStocks[0]).UpdateColumns(cs => new { cs.NeedNum }).ExecuteCommand();
+                    }
                     //更新ChannelList表中的BaseQuantity
                     int iUpdateChannelList = SqlSugarHelper.Db.Updateable<ChannelList>()
                         .SetColumns(it => new ChannelList() { BaseQuantity = baseQty })

DM_Weight/ViewModels/CheckSelfOrderWindowViewModel.cs

@@ -1074,7 +1074,7 @@ namespace DM_Weight.ViewModels
                                     {
                                         AlertMsg alertMsg = new AlertMsg
                                         {
-                                            Message = $"处方{oi.OrderNo}应药品批次{oi._OrderDetail.SetManuNo}无库存,无法确认",
+                                            Message = $"处方{oi.OrderNo}因药品批次{oi._OrderDetail.SetManuNo}无库存,无法确认",
                                             Type = MsgType.ERROR,
                                         };
                                         _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);

DM_Weight/ViewModels/CheckStockWindowViewModel.cs

@@ -93,6 +93,20 @@ namespace DM_Weight.ViewModels
         public void OnNavigatedTo(NavigationContext navigationContext)
         {
             logger.Info("进入OnNavigatedTo");
+            //删除药品有批次但是库存为0的药品
+            List<ChannelStock> csList = SqlSugarHelper.Db.Queryable<ChannelStock>().Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM5") && cs.Quantity <= 0 && !string.IsNullOrEmpty(cs.ManuNo)).ToList();
+            if (csList != null && csList.Count > 0)
+            {
+                SqlSugarHelper.Db.Deleteable<ChannelStock>().Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM5") && cs.Quantity <= 0 && !string.IsNullOrEmpty(cs.ManuNo)).ExecuteCommand();
+                for (int i = 0; i < csList.Count; i++)
+                {
+                    //如果channel_stock下无数据则channel_list同步删除
+                    int iListCount= SqlSugarHelper.Db.Queryable<ChannelStock>().Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM5") && cs.DrawerNo==csList[i].DrawerNo&& cs.DrugId == csList[i].DrugId).Count();
+                    if (iListCount <=0)
+                        SqlSugarHelper.Db.Deleteable<ChannelList>().Where(cl => cl.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM5") && cl.Id == csList[i].Chnguid).ExecuteCommand();
+                }
+
+            }
             RequestData();
             logger.Info("结束RequestData");
         }
@@ -167,15 +181,16 @@ namespace DM_Weight.ViewModels
                                     ManuNo = it.ManuNo,
                                     EffDate = it.EffDate,
                                     Id = it.Id,
-                                    NeedNum=0,
+                                    NeedNum = 0,
-                                    AddToJJNum=0
+                                    AddToJJNum = 0,
-                                }).UpdateColumns(it => new { it.Quantity, it.ManuNo, it.EffDate,it.NeedNum,it.AddToJJNum }).ExecuteCommand();
-
-                                SqlSugarHelper.Db.Updateable(new ChannelList()
-                                {
                                     State = 0,
-                                    Id = it.Chnguid
+                                }).UpdateColumns(it => new { it.Quantity, it.ManuNo, it.EffDate, it.NeedNum, it.AddToJJNum }).ExecuteCommand();
-                                }).UpdateColumns(cl => new { cl.State }).ExecuteCommand();
+
+                                //SqlSugarHelper.Db.Updateable(new ChannelList()
+                                //{
+                                //    State = 0,
+                                //    Id = it.Chnguid
+                                //}).UpdateColumns(cl => new { cl.State }).ExecuteCommand();
 
                                 // 保存数据 盘点记录
                                 SqlSugarHelper.Db.Insertable(new MachineRecord()
@@ -191,7 +206,7 @@ namespace DM_Weight.ViewModels
                                     OperationTime = DateTime.Now,
                                     Quantity = it.CheckQuantity - it.Quantity,
                                     Type = 4,
-                                    InvoiceId = InvoiceId
+                                    InvoiceId = $"{it.DrawerNo}{it.DrugInfo.DrugName}盘前库存{it.Quantity}，后{it.CheckQuantity}"  // InvoiceId
                                     //,StockQuantity = nowChannels.Sum(it => it.Quantity),
                                     //CheckQuantity = it.CheckQuantity
                                 }).ExecuteCommand();

DM_Weight/ViewModels/LoginWindowViewModel.cs

@@ -127,16 +127,16 @@ namespace DM_Weight.ViewModels
         //    _eventAggregator = eventAggregator;
         //}
 
-        public LoginWindowViewModel(IRegionManager regionManager, IEventAggregator eventAggregator, PortUtil portUtil, FingerprintUtil fingerprintUtil,SocketHelper socketHelper)
+        public LoginWindowViewModel(IRegionManager regionManager, IEventAggregator eventAggregator, PortUtil portUtil, FingerprintUtil fingerprintUtil, SocketHelper socketHelper)
         {
             _fingerprintUtil = fingerprintUtil;
             _portUtil = portUtil;
             //_chkFunction= chcFunction;
             _regionManager = regionManager;
             _eventAggregator = eventAggregator;
-            _socketHelper= socketHelper;
+            _socketHelper = socketHelper;
             FingerMsg = !_fingerprintUtil.bIsConnected;
-            NetMsg=!_socketHelper.ConnectedStatus;
+            NetMsg = !_socketHelper.ConnectedStatus;
             _eventAggregator.GetEvent<FingerprintEvent>().Subscribe(LoginEvent);
         }
         private DelegateCommand? _loginCommand;
@@ -377,6 +377,8 @@ _exitCommand ??= new DelegateCommand(Exit);
         void Exit()
         {
             //_chkFunction.HIKLoginOut();
+            //清录屏进程
+            _eventAggregator.GetEvent<PrintScreenEvent>().Publish(2);
             _socketHelper.SocketDisConnect();
             Process.GetCurrentProcess().Kill();
             Environment.Exit(0);
@@ -465,6 +467,8 @@ _exitCommand ??= new DelegateCommand(Exit);
         {
             //FingerMsg = !_fingerprintUtil.bIsConnected;
             //_eventAggregator.GetEvent<FingerprintEvent>().Subscribe(LoginEvent);
+            //结束录屏
+            _eventAggregator.GetEvent<PrintScreenEvent>().Publish(0);
         }
 
 
@@ -478,6 +482,10 @@ _exitCommand ??= new DelegateCommand(Exit);
         public void OnNavigatedFrom(NavigationContext navigationContext)
         {
             _eventAggregator.GetEvent<FingerprintEvent>().Unsubscribe(LoginEvent);
+            #region 录屏
+            //登录进来后开始录屏
+            _eventAggregator.GetEvent<PrintScreenEvent>().Publish(1);
+            #endregion
         }
         //手动实现调用配置的逻辑 规避修改配置文件后不起作用的问题
         public string ReadAppSetting(string key)

DM_Weight/ViewModels/MainWindowViewModel.cs

@@ -1,30 +1,40 @@
-using MaterialDesignThemes.Wpf;
+using DM_Weight.Finger;
+using DM_Weight.HIKVISION;
+using DM_Weight.Models;
+using DM_Weight.msg;
+using DM_Weight.Port;
+using DM_Weight.util;
+using DM_Weight.Views;
+using log4net;
+using log4net.Repository.Hierarchy;
+using MaterialDesignThemes.Wpf;
 using Prism.Commands;
 using Prism.Events;
 using Prism.Mvvm;
 using Prism.Regions;
+using ScreenRecorderLib;
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
-using System.Windows.Media;
-using DM_Weight.msg;
-using DM_Weight.Port;
-using DM_Weight.util;
-using DM_Weight.Finger;
-using DM_Weight.Views;
-using Unity;
-using DM_Weight.HIKVISION;
-using log4net.Repository.Hierarchy;
-using log4net;
-using DM_Weight.Models;
 using System.Windows;
+using System.Windows.Media;
+using Unity;
 
 namespace DM_Weight.ViewModels
 {
     internal class MainWindowViewModel : BindableBase
     {
+
+        #region 录屏相关
+        public Recorder _recorder;
+        private string _outputFolder;
+        private string _outputFilePath;
+        public static MainWindowViewModel vm;
+        #endregion 
+
         private string _title = "Prism App";   //标题
 
         private ISnackbarMessageQueue _snackbarMessageQueue = new SnackbarMessageQueue(TimeSpan.FromSeconds(3));
@@ -74,9 +84,11 @@ namespace DM_Weight.ViewModels
         private PortUtil _portUtil;
         public MainWindowViewModel(IRegionManager regionManager, IUnityContainer container, IEventAggregator eventAggregator, FingerprintUtil fingerprintUtil, SocketHelper socketHelper, PortUtil portUtil)
         {
+            vm = this;
             _portUtil = portUtil;
             this.eventAggregator = eventAggregator;
             this.eventAggregator.GetEvent<SnackbarEvent>().Subscribe(doMyPrismEvent2);
+            this.eventAggregator.GetEvent<PrintScreenEvent>().Subscribe(PrintScreen);
             _fingerprintUtil = fingerprintUtil;
             _regionManager = regionManager;
             _container = container;
@@ -146,6 +158,90 @@ namespace DM_Weight.ViewModels
                 SnackbarMessageQueue.Enqueue(msg.Message);
             }));
         }
+        #region 录屏
+        /// <summary>
+        /// 录屏事件
+        /// </summary>
+        /// <param name="type">0停止录屏；1开始录屏；2退出软件清进程</param>
+        void PrintScreen(int type)
+        {
+            if (type == 0)
+            {
+                StopPrintScreen();
+                //删除7天前的录屏文件
 
+                if (Directory.Exists(_outputFolder))
+                {
+                    var files = Directory.GetFiles(_outputFolder);
+                    foreach (var file in files)
+                    {
+                        var fileInfo = new FileInfo(file);
+                        if (fileInfo.CreationTime < DateTime.Now.AddDays(-7))
+                        {
+                            try
+                            {
+                                fileInfo.Delete();
+                            }
+                            catch (Exception ex)
+                            {
+                                logger.Error($"删除录屏文件失败: {ex.Message}");
+                            }
+                        }
+                    }
+                }
+            }
+            else if (type == 1)
+            {
+                StartPrintScreen();
+            }
+            else if (type == 2)
+            {
+                _recorder?.Dispose();
+            }
+        }
+        #endregion
+        void StopPrintScreen()
+        {
+
+            //退出登录结束录屏
+            _recorder?.Stop();
+        }
+        //录屏
+        void StartPrintScreen()
+        {
+
+            // 创建输出目录
+            _outputFolder = Path.Combine(AppDomain.CurrentDomain.BaseDirectory + "Log", "ScreenRecordings");
+            if (!Directory.Exists(_outputFolder))
+            {
+                Directory.CreateDirectory(_outputFolder);
+            }
+            // 生成输出文件名
+            string timestamp = DateTime.Now.ToString("yyyyMMdd_HHmmss");
+            _outputFilePath = Path.Combine(_outputFolder, $"{timestamp}.mp4");
+
+            // 设置录制选项
+            var options = new RecorderOptions();
+
+            // 创建录制器实例
+            _recorder = Recorder.CreateRecorder(options);
+
+            // 设置事件处理
+            _recorder.OnRecordingComplete += Recorder_OnRecordingComplete;
+            _recorder.OnRecordingFailed += Recorder_OnRecordingFailed;
+
+            // 开始录制
+            _recorder.Record(_outputFilePath);
+        }
+        //录制失败
+        private void Recorder_OnRecordingFailed(object sender, RecordingFailedEventArgs e)
+        {
+            logger.Info($"录制失败: {e.Error}");
+        }
+        //录制完成
+        private void Recorder_OnRecordingComplete(object sender, RecordingCompleteEventArgs e)
+        {
+            logger.Info($"录制完成: {e.FilePath}");
+        }
     }
 }

DM_Weight/ViewModels/RemoveDialogViewModel.cs

@@ -317,7 +317,7 @@ namespace DM_Weight.ViewModels
 
                             string csId = Guid.NewGuid().ToString();
                             //查询要移动的药箱是否有该批次
-                            ChannelStock removeChannelStock = RemoveChannelStockList.Where(it => it.ManuNo == _ChannelStock.ManuNo).First();
+                            ChannelStock removeChannelStock = RemoveChannelStockList.Where(it => it.ManuNo == _ChannelStock.ManuNo).FirstOrDefault();
                             //有该药品且有该批次
                             if (removeChannelStock != null)
                             {
@@ -328,7 +328,7 @@ namespace DM_Weight.ViewModels
                             else
                             {
                                 //有该药品但没有该批次
-                                SqlSugarHelper.Db.Insertable(new ChannelStock()
+                               int iInsertResult=  SqlSugarHelper.Db.Insertable(new ChannelStock()
                                 {
                                     MachineId = _ChannelStock.MachineId,
                                     DrawerNo = Convert.ToInt32(SelectedItem.Code),
@@ -338,13 +338,29 @@ namespace DM_Weight.ViewModels
                                     EffDate=_ChannelStock.EffDate,
                                     Quantity = RemoveQuantity,
                                     DrawerType = 1,
-                                    Chnguid = _ChannelStock.Chnguid,
+                                    Chnguid = RemoveChannelStockList[0].Chnguid,
+                                    CheckQuantity= RemoveChannelStockList[0].CheckQuantity,
                                     Id = csId,
                                 }).ExecuteCommand();
+                                if (iInsertResult > 0)
+                                {
+                                    //删除没有批次的数据
+                                    SqlSugarHelper.Db.Deleteable<ChannelStock>(RemoveChannelStockList.Where(cs => cs.ManuNo == null)).ExecuteCommand();
+                                }
+                                else
+                                {
+                                    AlertMsg alertMsg = new AlertMsg
+                                    {
+                                        Message = "移入失败",
+                                        Type = MsgType.ERROR,
+                                    };
+                                    _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
+                                    return false;
+                                }
                             }
 
                             // 保存数据 药品移出记录
-                            SqlSugarHelper.Db.Insertable(new MachineRecord()
+                            int iInsertRecord= SqlSugarHelper.Db.Insertable(new MachineRecord()
                             {
                                 MachineId = _ChannelStock.MachineId,
                                 DrawerNo = _ChannelStock.DrawerNo,
@@ -359,6 +375,16 @@ namespace DM_Weight.ViewModels
                                 InvoiceId = _ChannelStock.Id,
                                 DepartmentId = csId  //要移入的药箱的channelStock的id
                             }).ExecuteCommand();
+                            if(iInsertRecord<=0)
+                            {
+                                AlertMsg alertMsg = new AlertMsg
+                                {
+                                    Message = "添加记录失败",
+                                    Type = MsgType.ERROR,
+                                };
+                                _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
+                                return false;
+                            }
                         }
                         else
                         {

DM_Weight/Views/AdditionWindow.xaml

@@ -240,9 +240,21 @@
                             </DataTemplate>
                         </GridViewColumn.CellTemplate>
                     </GridViewColumn>
-                    <GridViewColumn Width="100"
+                    <GridViewColumn Width="130"
-                  DisplayMemberBinding="{Binding State,Converter={StaticResource StockStatusConverter},ConverterParameter=TextState}"
+      Header="状态">
-                  Header="状态"/>
+                        <GridViewColumn.CellTemplate>
+                            <DataTemplate>
+                                <ListBox ItemsSource="{Binding channelStocks}"  materialDesign:ListBoxItemAssist.ShowSelection="False">
+                                    <ListBox.ItemTemplate>
+                                        <DataTemplate>
+                                            <TextBlock Width="130" Text="{Binding State,Converter={StaticResource StockStatusConverter},ConverterParameter=TextState}">
+                                            </TextBlock>
+                                        </DataTemplate>
+                                    </ListBox.ItemTemplate>
+                                </ListBox>
+                            </DataTemplate>
+                        </GridViewColumn.CellTemplate>
+                    </GridViewColumn>
                 </GridView>
             </ListView.View>
         </ListView>

DM_Weight/Views/BindBoxPackageWindow.xaml

@@ -142,7 +142,7 @@
         <Grid Grid.Column="1" Margin="6">
             <Grid.RowDefinitions>
                 <RowDefinition Height="Auto" />
-                <RowDefinition Height="Auto" />
+                <RowDefinition Height="550" />
             </Grid.RowDefinitions>
             <StackPanel HorizontalAlignment="Right" Orientation="Horizontal" Grid.ColumnSpan="2">
                 <ComboBox

DM_Weight/Views/MainWindow.xaml.cs

@@ -1,4 +1,10 @@
-using Prism.Events;
+using DM_Weight.msg;
+using DM_Weight.Port;
+using DM_Weight.util;
+using DM_Weight.ViewModels;
+using log4net;
+using log4net.Repository.Hierarchy;
+using Prism.Events;
 using Prism.Ioc;
 using Prism.Regions;
 using System;
@@ -16,11 +22,6 @@ using System.Windows.Media.Imaging;
 using System.Windows.Shapes;
 using Unity;
 using Unity.Lifetime;
-using DM_Weight.msg;
-using DM_Weight.util;
-using log4net.Repository.Hierarchy;
-using DM_Weight.Port;
-using log4net;
 
 namespace DM_Weight.Views
 {
@@ -31,10 +32,12 @@ namespace DM_Weight.Views
     {
         //IRegionManager _regionManager;
         //IUnityContainer _container;
+        MainWindowViewModel vms;
         private readonly ILog logger = LogManager.GetLogger(typeof(PortUtil));
         public MainWindow()
         {
             InitializeComponent();
+            vms = MainWindowViewModel.vm;
             //_regionManager = regionManager;
             //_container = container;
             //System.Windows.Application.Current.Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Send, new Action(() =>
@@ -46,6 +49,10 @@ namespace DM_Weight.Views
             //}));
 
         }
-       
+        protected override void OnClosed(EventArgs e)
+        {
+            vms._recorder?.Dispose();
+            base.OnClosed(e);
+        }
     }
 }

DM_Weight/msg/PrintScreenEvent.cs

@@ -0,0 +1,13 @@
+using Prism.Events;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DM_Weight.msg
+{
+    internal class PrintScreenEvent : PubSubEvent<int>
+    {
+    }
+}