跳转登录页面时先跳转EmptyWindow避免不执行OnNavigatedFrom方法

DM_Weight/App.config

@@ -37,7 +37,7 @@
 		<!-- 按处方还药或者按取药记录还药 1:处方（ReturnDrugWindow2）2：药品（ReturnDrugWindow）-->
 		<add key="returnDrugMode" value="1" />
 		<!-- 自动退出时间，单位秒，为0时不自动退出 -->
-		<add key="autoExit" value="0"/>
+		<add key="autoExit" value="5"/>
 		
 		<!-- 无操作退出录像时间，单位秒，为0时不退出录像 -->
 		<add key="stopRecord" value="180"/>

DM_Weight/App.xaml.cs

@@ -256,6 +256,9 @@ namespace DM_Weight
 
             containerRegistry.RegisterForNavigation<ShowMessageDialog, ShowMessageDialogViewModel>();
 
+
+            containerRegistry.RegisterForNavigation<EmptyWindow, EmptyWindowViewModel>();
+
         }
     }
 }

DM_Weight/DM_Weight.csproj

@@ -71,6 +71,7 @@
     <PackageReference Include="MaterialDesignThemes" Version="4.8.0" />
     <PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.39" />
     <PackageReference Include="Prism.Unity" Version="8.1.97" />
+    <PackageReference Include="SharpPromise" Version="1.7.0" />
     <PackageReference Include="SqlSugarCore" Version="5.1.4.67" />
     <PackageReference Include="SuperSimpleTcp" Version="3.0.10" />
     <PackageReference Include="System.Drawing.Common" Version="7.0.0" />

DM_Weight/Port/PortUtil.cs

@@ -1338,6 +1338,7 @@ namespace DM_Weight.Port
         {
             try
             {
+                logger.Info($"写数量：{drawerNo}-{colNo}：{quantity}");
                 canBusSerial.DiscardInBuffer();
                 Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
                 string strQuantity = quantity.ToString("X");

DM_Weight/ViewModels/AddToJiaoJieDialogViewModel.cs

@@ -436,7 +436,7 @@ namespace DM_Weight.ViewModels
                                                 //newStock.NeedNum = 0;
                                                 //newStock.Quantity = jiaoStock.Quantity + csStock.TakeQuantity;
                                                 UpdateJJStock.Add(newStock);
-                                                csStock.TakeQuantity = 0;
+                                                csStockList[j].TakeQuantity = 0;
                                                 jiaoStock.NeedNum = jiaoStock.NeedNum - csStock.TakeQuantity;
                                             }
                                             else
@@ -454,13 +454,13 @@ namespace DM_Weight.ViewModels
                                                 newStock.ManuNo = jiaoStock.ManuNo;
                                                 newStock.DrawerNo = jiaoStock.DrawerNo;
                                                 newStock.DrugId = jiaoStock.DrugId;
-                                                newStock.AddToJJNum = addNum;
+                                                newStock.AddToJJNum = jiaoStock.NeedNum; 
                                                 newStock.Id = jjStockManuNo.Id;
                                                 //newStock.MachineId = jiaoStock.MachineId;
                                                 //newStock.NeedNum = 0;
                                                 //newStock.Quantity = jiaoStock.Quantity + csStock.TakeQuantity;
                                                 UpdateJJStock.Add(newStock);
-                                                csStock.TakeQuantity = csStock.TakeQuantity - jiaoStock.NeedNum;
+                                                csStockList[j].TakeQuantity = csStock.TakeQuantity - jiaoStock.NeedNum;
                                                 jiaoStock.NeedNum = 0;
                                                 break;
                                             }
@@ -500,7 +500,7 @@ namespace DM_Weight.ViewModels
                                                 newStock.MachineId = jiaoStock.MachineId;
                                                 newStock.DrawerType = 1;
                                                 AddJJStock.Add(newStock);
-                                                csStock.TakeQuantity = csStock.TakeQuantity - newStock.AddToJJNum;
+                                                csStockList[j].TakeQuantity = csStock.TakeQuantity - newStock.AddToJJNum;
                                                 break;
                                             }
                                         }

DM_Weight/ViewModels/AddToJiaoJieWindowViewModel.cs

@@ -470,6 +470,7 @@ namespace DM_Weight.ViewModels
             //}
             //MessageBox.Show("返回值：" + dialogResult.Result.ToString());
         }
+        int AddToJiaoJieClickNum = 1;
         //设置选中药箱的复选框状态
         private void SetIsSelected(ChannelStock channelStock)
         {

DM_Weight/ViewModels/EmptyWindowViewModel.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DM_Weight.ViewModels
+{
+    internal class EmptyWindowViewModel
+    {
+    }
+}

DM_Weight/ViewModels/HomeWindowViewModel.cs

@@ -215,10 +215,12 @@ namespace DM_Weight.ViewModels
                 logger.Info($"用户【{Operator?.Nickname}】退出登录");
                 Operator = null;
                 Reviewer = null;
-                System.Windows.Application.Current.Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Send, new Action(() =>
+                //System.Windows.Application.Current.Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Send, new Action(() =>
-                {
+                //{
+
+                _regionManager.RequestNavigate("ContentRegion", "EmptyWindow");
                 _regionManager.RequestNavigate("MainRegion", "LoginWindow");
-                }));
+                //}));
                 //_regionManager.RequestNavigate("MainRegion", "BeforeLogin");
 
             }
@@ -522,6 +524,7 @@ namespace DM_Weight.ViewModels
                 Reviewer = null;
                 Application.Current.Dispatcher.Invoke(() =>
                 {
+                    _regionManager.RequestNavigate("ContentRegion", "EmptyWindow");
                     _regionManager.RequestNavigate("MainRegion", "LoginWindow");
                 });
                 AlertMsg alertMsg = new AlertMsg
@@ -539,35 +542,58 @@ namespace DM_Weight.ViewModels
             SelectedChildMenu = premissions[0].Children[0];
             _regionManager.RequestNavigate("ContentRegion", premissions[0].Children[0].PremissionPath);
             FindDrawerCount();
-
             int autoExit = Convert.ToInt32(ConfigurationManager.AppSettings["autoExit"] ?? "0");
-            int stopRecord = Convert.ToInt32(ConfigurationManager.AppSettings["stopRecord"] ?? "0");
             if (autoExit > 0)
             {
-                System.Timers.Timer timer = new System.Timers.Timer();
+                //int interval = autoExit * 1000;
-                timer.Interval = 1000;
+                new PromiseUtil<int>().taskAsyncLoop(1000, 0, async (options, next, stop) =>
-                timer.Elapsed += (sender, e) =>
+                {
+                    try
                     {
-                    // 串口无人操作
                         if (!_portUtil.Operate)
                         {
-                        // 30秒内无人操作鼠标键盘
+                            // 无人操作鼠标键盘
                             if ((DateTime.Now - _portUtil.dateTime).TotalSeconds > autoExit && CheckComputerFreeState.GetLastInputTime() > autoExit)
                             {
-                            logger.Info($"设备30秒内无人操作，用户【{Operator?.Nickname}】自动退出登录");
+                                logger.Info($"设备{autoExit}内无人操作，用户【{Operator?.Nickname}】自动退出登录,_portUtil.Operate:{_portUtil.Operate},totalSecond:{(DateTime.Now - _portUtil.dateTime).TotalSeconds},lastInputTime:{CheckComputerFreeState.GetLastInputTime()},autoExit:{autoExit}");
-                            //_chkFunction.HIKStopDVRRecord();
+
                                 Operator = null;
                                 Reviewer = null;
-                            Application.Current.Dispatcher.Invoke(() =>
+                                //Application.Current.Dispatcher.Invoke(() =>
+                                //{
+                                stop();
+                                System.Windows.Application.Current.Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Send, new Action(() =>
                                 {
+                                    _regionManager.RequestNavigate("ContentRegion", "EmptyWindow");
                                     _regionManager.RequestNavigate("MainRegion", "LoginWindow");
-                                timer.Stop();
+                                }));
+                                //});
+                                //timer.Dispose();
+                            }
+                            else
+                            {
+                                if (Operator == null)
+                                {
+                                    stop();
+                                }
+                                else
+                                {
+                                    next();
+                                }
+                            }
+                        }
+                        else
+                        {
+                            _portUtil.dateTime = DateTime.Now;
+                            next();
+                        }
+                    }
+                    catch (Exception ex)
+                    {
+                        logger.Info($"自动退出异常:{ex.Message}");
+                    }
                 });
             }
-                    }
-                };
-                timer.Start();
-            }
             //#region 温度查询定时
             //int interval = Convert.ToInt32(ConfigurationManager.AppSettings["Interval"]);
             //if (interval > 0)

DM_Weight/ViewModels/LoginWindowViewModel.cs

@@ -117,7 +117,7 @@ namespace DM_Weight.ViewModels
             //_chkFunction= chcFunction;
             _regionManager = regionManager;
             _eventAggregator = eventAggregator;
-            _eventAggregator.GetEvent<FingerprintEvent>().Subscribe(LoginEvent);
+            //_eventAggregator.GetEvent<FingerprintEvent>().Subscribe(LoginEvent);
         }
         private DelegateCommand? _loginCommand;
 
@@ -257,6 +257,7 @@ _exitCommand ??= new DelegateCommand(Exit);
                 keys.Add("operator", user);
                 //System.Windows.Application.Current.Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Send, new Action(() =>
                 //{
+                logger.Info("跳转home页面");
                 _regionManager.RequestNavigate("MainRegion", "HomeWindow", keys);
                 //}));
             }
@@ -368,8 +369,10 @@ _exitCommand ??= new DelegateCommand(Exit);
             {
                 FingerMsg = !msg.Result;
             }
+            logger.Info($"LoginBtnEnable:{LoginBtnEnable}");
             if (LoginBtnEnable)
             {
+                logger.Info($"msg.Message:{msg.Message};{msg.Message.Equals("LOGIN")}");
                 if (msg.Message.Equals("LOGIN"))
                 {
                     UserList userList = new UserList();
@@ -380,7 +383,7 @@ _exitCommand ??= new DelegateCommand(Exit);
                     //.First(u => u.Id == msg.Id && u.MachineId == ConfigurationManager.AppSettings["machineId"].ToString());
 
 
-
+                    logger.Info($"userList==null?{userList == null}");
                     if (userList == null)
                     {
                         AlertMsg alertMsg = new AlertMsg
@@ -447,7 +450,7 @@ _exitCommand ??= new DelegateCommand(Exit);
         public void OnNavigatedTo(NavigationContext navigationContext)
         {
             //FingerMsg = !_fingerprintUtil.bIsConnected;
-            //_eventAggregator.GetEvent<FingerprintEvent>().Subscribe(LoginEvent);
+            _eventAggregator.GetEvent<FingerprintEvent>().Subscribe(LoginEvent);
         }
 
 

DM_Weight/ViewModels/MainWindowViewModel.cs

@@ -73,13 +73,15 @@ namespace DM_Weight.ViewModels
             _regionManager = regionManager;
             _container = container;
             //_cHKFunction = cHKFunction;
-            //System.Windows.Application.Current.Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Send, new Action(() =>
+            System.Windows.Application.Current.Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.Send, new Action(() =>
-            //{
+            {
 
-                _container.RegisterType<object, LoginWindow>("LoginWindow");
+                //_container.RegisterType<object, LoginWindow>("LoginWindow");
-                _regionManager.RegisterViewWithRegion("MainRegion", "LoginWindow");
+                //_regionManager.RegisterViewWithRegion("MainRegion", "LoginWindow");
 
-            //}));
+                _regionManager.RequestNavigate("MainRegion", "LoginWindow");
+
+            }));
         }
 
         void doMyPrismEvent2(AlertMsg msg)

DM_Weight/Views/EmptyWindow.xaml

@@ -0,0 +1,12 @@
+<UserControl x:Class="DM_Weight.Views.EmptyWindow"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:local="clr-namespace:DM_Weight.Views"
+             mc:Ignorable="d" 
+             d:DesignHeight="450" d:DesignWidth="800">
+    <Grid>
+        <!--空白页面，用于退出登录时先跳转该页面再退出登录，ContentRegion先跳转到该页面，让上一个页面先进OnNavigatedFrom。-->
+    </Grid>
+</UserControl>

DM_Weight/Views/EmptyWindow.xaml.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace DM_Weight.Views
+{
+    /// <summary>
+    /// EmptyWindow.xaml 的交互逻辑
+    /// </summary>
+    public partial class EmptyWindow : UserControl
+    {
+        public EmptyWindow()
+        {
+            InitializeComponent();
+        }
+    }
+}

DM_Weight/util/PromiseUtil.cs

@@ -0,0 +1,41 @@
+using SharpPromise;
+using System;
+using System.Threading.Tasks;
+
+namespace DM_Weight.util
+{
+    public class PromiseUtil<T>
+    {
+
+        public int _delay { get; set; }
+
+        public T? _data { get; set; }
+
+        public async Task taskAsyncLoop(int delay, T data, Action<PromiseUtil<T>, Action, Action> action)
+        {
+            _data = data;
+            _delay = 0;
+            while (_delay >= 0)
+            {
+                await new Promise(async (Action onResolve, Action onReject) =>
+                {
+                    await Task.Delay(_delay);
+                    try
+                    {
+                        await Task.Run(() => action(this, onResolve, onReject));
+                    }
+                    catch (Exception ex)
+                    {
+                        onReject();
+                    }
+                }).Then(() =>
+                {
+                    _delay = delay;
+                }).Catch((Exception e) =>
+                {
+                    _delay = -1;
+                });
+            }
+        }
+    }
+}