refactor: 重构代码

Author: ArgoZhang

src/BootstrapBlazor/Components/Table/Table.razor.Toolbar.cs

@@ -467,7 +467,8 @@ public Func<TItem, bool>? ShowDeleteButtonCallback
     /// 获得/设置 各列是否显示状态集合
     /// </summary>
     private List<ColumnVisibleItem> VisibleColumns { get; } = [];
-    private HashSet<string> VisibleColumnNames { get; set; } = [];
+
+    private HashSet<string> _visibleColumnNames = [];
 
     /// <summary>
     /// 获得当前可见列集合
@@ -476,7 +477,7 @@ public Func<TItem, bool>? ShowDeleteButtonCallback
     public IEnumerable<ITableColumn> GetVisibleColumns()
     {
         // 不可见列
-        return Columns.Where(i => ScreenSize >= i.ShownWithBreakPoint && !i.GetIgnore() && VisibleColumnNames.Contains(i.GetFieldName()));
+        return Columns.Where(i => !i.GetIgnore() && _visibleColumnNames.Contains(i.GetFieldName()) && ScreenSize >= i.ShownWithBreakPoint);
     }
 
     private bool GetColumnsListState(ColumnVisibleItem item) => VisibleColumns.Find(i => i.Name == item.Name) is { Visible: true } && VisibleColumns.Where(i => i.Visible).DistinctBy(i => i.Name).Count(i => i.Visible) == 1;

src/BootstrapBlazor/Components/Table/Table.razor.cs

@@ -1278,8 +1278,7 @@ private void InternalResetVisibleColumns(List<ITableColumn> columns, IEnumerable
         }
         VisibleColumns.Clear();
         VisibleColumns.AddRange(cols);
-         VisibleColumnNames = VisibleColumns.Where(i => i.Visible).Select(a => a.Name).ToHashSet();
-
+        _visibleColumnNames = [.. VisibleColumns.Where(i => i.Visible).Select(a => a.Name)];
     }
 
     /// <summary>