修改了添加触发器的对话框界面

DMS.WPF/Views/Dialogs/TriggerDialog.xaml.cs

@@ -1,5 +1,7 @@
 using System.Windows.Controls;
+using System.Windows.Input;
 using DMS.WPF.Helper;
+using DMS.WPF.ViewModels.Items;
 using iNKORE.UI.WPF.Modern.Controls;
 
 namespace DMS.WPF.Views.Dialogs
@@ -28,5 +30,29 @@ namespace DMS.WPF.Views.Dialogs
                 backgroundElementBorder.MaxHeight = ContentAreaMaxHeight;
             }
         }
+        
+        /// <summary>
+        /// 处理变量列表双击事件，将选中的变量添加到已选择列表
+        /// </summary>
+        private void VariableListBox_MouseDoubleClick(object sender, MouseButtonEventArgs e)
+        {
+            if (VariableListBox.SelectedItem is VariableItemViewModel selectedVariable)
+            {
+                var viewModel = DataContext as ViewModels.Dialogs.TriggerDialogViewModel;
+                viewModel?.AddVariable(selectedVariable);
+            }
+        }
+        
+        /// <summary>
+        /// 处理移除变量按钮点击事件
+        /// </summary>
+        private void RemoveVariableButton_Click(object sender, System.Windows.RoutedEventArgs e)
+        {
+            if (sender is System.Windows.Controls.Button button && button.Tag is VariableItemViewModel variable)
+            {
+                var viewModel = DataContext as ViewModels.Dialogs.TriggerDialogViewModel;
+                viewModel?.RemoveVariable(variable);
+            }
+        }
     }
 }