diff --git a/DM_Weight/ViewModels/AddToJiaoJieWindowViewModel.cs b/DM_Weight/ViewModels/AddToJiaoJieWindowViewModel.cs
index 19706ae..65ff3b6 100644
--- a/DM_Weight/ViewModels/AddToJiaoJieWindowViewModel.cs
+++ b/DM_Weight/ViewModels/AddToJiaoJieWindowViewModel.cs
@@ -13,10 +13,12 @@ using Prism.Services.Dialogs;
 using SqlSugar;
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Configuration;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using System.Windows.Data;
 
 namespace DM_Weight.ViewModels
 {
@@ -39,6 +41,8 @@ namespace DM_Weight.ViewModels
         {
             // 取消消息订阅
             _eventAggregator.GetEvent<PortUtilEvent>().Unsubscribe(DoMyPrismEvent);
+
+            _eventAggregator.GetEvent<IsSelectedEvent>().Unsubscribe(SetIsSelected);
         }
 
 
@@ -54,6 +58,8 @@ namespace DM_Weight.ViewModels
         public void OnNavigatedTo(NavigationContext navigationContext)
         {
             _eventAggregator.GetEvent<PortUtilEvent>().Subscribe(DoMyPrismEvent);
+
+            _eventAggregator.GetEvent<IsSelectedEvent>().Subscribe(SetIsSelected);
             RequestData();
         }
         private PortUtil _portUtil;
@@ -453,6 +459,30 @@ namespace DM_Weight.ViewModels
             //}
             //MessageBox.Show("返回值：" + dialogResult.Result.ToString());
         }
+        //设置选中药箱的复选框状态
+        private void SetIsSelected(ChannelStock channelStock)
+        {
+            if (channelStock != null)
+            {
+                channelStock.ChannelLst.IsSelected = !channelStock.ChannelLst.IsSelected;
+                if (channelStock != null && ChannelStocks != null)
+                {
+                    ChannelStocks = ChannelStocks.Select(x =>
+                    {
+                        for (int i = 0; i < ChannelStocks.Count; i++)
+                        {
+                            if (ChannelStocks[i].DrawerNo == channelStock.DrawerNo)
+                            {
+                                ChannelStocks[i].ChannelLst = channelStock.ChannelLst;
+                            }
+                        }
+                        return x;
+                    }).ToList();
+                }
+                ICollectionView vw = CollectionViewSource.GetDefaultView(ChannelStocks);
+                vw.GroupDescriptions.Add(new PropertyGroupDescription("ChannelLst"));
+            }
+        }
     }
 
 }
\ No newline at end of file
diff --git a/DM_Weight/Views/AddToJiaoJieWindow.xaml b/DM_Weight/Views/AddToJiaoJieWindow.xaml
index fa85c17..6db9915 100644
--- a/DM_Weight/Views/AddToJiaoJieWindow.xaml
+++ b/DM_Weight/Views/AddToJiaoJieWindow.xaml
@@ -143,7 +143,7 @@
                                 <Setter.Value>
                                     <ControlTemplate TargetType="{x:Type GroupItem}">
                                         <Expander IsExpanded="True"
-                                                  materialDesign:ExpanderAssist.HeaderBackground="PaleTurquoise">
+                                                  materialDesign:ExpanderAssist.HeaderBackground="PaleTurquoise" Expanded="Expander_Expanded" Collapsed="Expander_Collapsed">
                                             <Expander.Header >
                                                 <StackPanel Orientation="Horizontal">
                                                     <CheckBox Margin="0 0 3 0"  IsChecked="{Binding Path=Name.IsSelected}" FontSize="24" />
diff --git a/DM_Weight/Views/AddToJiaoJieWindow.xaml.cs b/DM_Weight/Views/AddToJiaoJieWindow.xaml.cs
index 8f1b46f..e90d01e 100644
--- a/DM_Weight/Views/AddToJiaoJieWindow.xaml.cs
+++ b/DM_Weight/Views/AddToJiaoJieWindow.xaml.cs
@@ -1,4 +1,7 @@
-using System;
+using DM_Weight.Models;
+using DM_Weight.msg;
+using Prism.Events;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -20,9 +23,42 @@ namespace DM_Weight.Views
     /// </summary>
     public partial class AddToJiaoJieWindow : UserControl
     {
-        public AddToJiaoJieWindow()
+        IEventAggregator _eventAggregator;
+        public AddToJiaoJieWindow(IEventAggregator eventAggregator)
         {
             InitializeComponent();
+            _eventAggregator = eventAggregator;
+        }
+
+        //展开
+        private void Expander_Expanded(object sender, RoutedEventArgs e)
+        {
+            //Expander expander = sender as Expander;
+            //if (expander != null)
+            //{
+            //    // 假设你的数据在DataContext中
+            //    List<ChannelStock> data = expander.DataContext as List<ChannelStock>;
+            //    if (data != null&&data.Count>0)
+            //    {
+            //        // 使用data做你需要的操作
+            //    }
+            //}
+        }
+        //收起
+        private void Expander_Collapsed(object sender, RoutedEventArgs e)
+        {
+            Expander expander = sender as Expander;
+            if (expander != null)
+            {
+                // 假设你的数据在DataContext中
+                CollectionViewGroup group = expander.DataContext as CollectionViewGroup;
+                if (group != null)
+                {
+                    ChannelStock internalGroup = group.Items[0] as ChannelStock;
+
+                    _eventAggregator.GetEvent<IsSelectedEvent>().Publish(internalGroup);
+                }
+            }
         }
     }
 }
diff --git a/DM_Weight/msg/IsSelectedEvent.cs b/DM_Weight/msg/IsSelectedEvent.cs
new file mode 100644
index 0000000..1c159d8
--- /dev/null
+++ b/DM_Weight/msg/IsSelectedEvent.cs
@@ -0,0 +1,14 @@
+using DM_Weight.Models;
+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 IsSelectedEvent:PubSubEvent<ChannelStock>
+    {
+    }
+}