新增物料类型处理逻辑，确保在保存和编辑称重记录时自动设置默认物料类型。更新前端表单以支持密炼物料的选择和显示，优化用户体验。添加分类字典和数据字典的事件广播功能，增强系统的实时数据同步能力。

yy-admin-master/YY.Admin/Views/SysManage/DataDictionaryManagementView.xaml.cs

@@ -1,15 +1,22 @@
 using System.Windows.Controls;
+using YY.Admin.ViewModels.SysManage;
 
 namespace YY.Admin.Views.SysManage
 {
-    /// <summary>
-    /// DataDictionaryManagementView.xaml 的交互逻辑
-    /// </summary>
     public partial class DataDictionaryManagementView : UserControl
     {
         public DataDictionaryManagementView()
         {
             InitializeComponent();
         }
+
+        private async void DictListBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            if (DataContext is DataDictionaryManagementViewModel vm)
+            {
+                var node = (sender as ListBox)?.SelectedItem as DataDictionaryManagementViewModel.DictTreeNode;
+                await vm.OnDictTreeSelectedAsync(node);
+            }
+        }
     }
 }