diff --git a/DM_Weight/ViewModels/ReturnEmptyDialogViewModel.cs b/DM_Weight/ViewModels/ReturnEmptyDialogViewModel.cs
index 9ac9304..a5fbc69 100644
--- a/DM_Weight/ViewModels/ReturnEmptyDialogViewModel.cs
+++ b/DM_Weight/ViewModels/ReturnEmptyDialogViewModel.cs
@@ -136,6 +136,14 @@ namespace DM_Weight.ViewModels
                 SetProperty(ref _machineRecords, value);
             }
         }
+        
+        private MachineRecord _machineRecord=new();
+
+        public MachineRecord _MachineRecord
+        {
+            get=> _machineRecord;
+            set=>SetProperty(ref _machineRecord, value);
+        }
 
         private ChannelStock _channelStock;
 
@@ -205,6 +213,32 @@ namespace DM_Weight.ViewModels
                 .ToList();
             MachineRecords = queryData;
         }
+
+
+
+        public DelegateCommand RowSelected
+        {
+            get => new DelegateCommand(() =>
+            {
+
+                if (MachineRecords != null && MachineRecords.Count>0)
+                {
+                    MachineRecords = MachineRecords.Select(x =>
+                    {
+                        if (x.Id == _MachineRecord.Id)
+                        {
+                            x.IsSelected = !x.IsSelected;
+                        }
+                        return x;
+                    }).ToList();
+                    //DialogParameters dialogParameters = new DialogParameters();
+                    //dialogParameters.Add("channel", Channel);
+                    //DialogServiceExtensions.ShowDialogHost(_dialogService, "ReturnEmptyDialog", dialogParameters, DoDialogResult, "RootDialog");
+                }
+            });
+        }
+
+
         //选中药品将要返还的数量添加到文本框
         private void CheckboxChecked()
         {
diff --git a/DM_Weight/Views/Dialog/ReturnEmptyDialog.xaml b/DM_Weight/Views/Dialog/ReturnEmptyDialog.xaml
index 0a9349c..3ed4c2c 100644
--- a/DM_Weight/Views/Dialog/ReturnEmptyDialog.xaml
+++ b/DM_Weight/Views/Dialog/ReturnEmptyDialog.xaml
@@ -140,6 +140,7 @@
             <ListView
                 Grid.Row="2"
                 ItemsSource="{Binding MachineRecords}"
+                SelectedItem="{Binding _MachineRecord}"
                 materialDesign:ListViewAssist.HeaderRowBackground="#31ccec"
                 materialDesign:DataGridAssist.ColumnHeaderPadding="10"
                 materialDesign:ListViewAssist.ListViewItemPadding="13">
@@ -152,6 +153,11 @@
                         <Setter Property="VerticalScrollBarVisibility" Value="Visible"/>
                     </Style>
                 </ListView.Resources>
+                <i:Interaction.Triggers>
+                    <i:EventTrigger EventName="SelectionChanged">
+                        <i:InvokeCommandAction Command="{Binding RowSelected}" />
+                    </i:EventTrigger>
+                </i:Interaction.Triggers>
                 <ListView.View>
                     <GridView   ColumnHeaderContainerStyle="{StaticResource st}">
                         <GridViewColumn Header="选择" Width="100">