refactor: 重构代码

Author: ArgoZhang

src/BootstrapBlazor/Extensions/ITableColumnExtensions.cs

@@ -53,6 +53,7 @@ public static void CopyValue(this ITableColumn dest, IEditorItem source)
         if (source.LookupService != null) dest.LookupService = source.LookupService;
         if (source.Readonly.HasValue) dest.Readonly = source.Readonly;
         if (source.Rows > 0) dest.Rows = source.Rows;
+        if (source.Cols > 0) dest.Cols = source.Cols;
         if (source.SkipValidate) dest.SkipValidate = source.SkipValidate;
         if (!string.IsNullOrEmpty(source.Text)) dest.Text = source.Text;
         if (source.ValidateRules != null) dest.ValidateRules = source.ValidateRules;

src/BootstrapBlazor/Utils/Utility.cs

@@ -574,12 +574,12 @@ public static void CreateComponentByFieldType(this RenderTreeBuilder builder, Co
         return ret;
     }
 
-    private static List<SelectedItem> Clone(this IEnumerable<SelectedItem> source) => source.Select(d => new SelectedItem(d.Value, d.Text)
+    private static List<SelectedItem> Clone(this IEnumerable<SelectedItem> source) => [.. source.Select(d => new SelectedItem(d.Value, d.Text)
     {
         Active = d.Active,
         IsDisabled = d.IsDisabled,
         GroupName = d.GroupName
-    }).ToList();
+    })];
 
     private static object? GenerateValue(object model, string fieldName) => GetPropertyValue<object, object?>(model, fieldName);