OpenTween.TweenMain.ResetColumns C# (CSharp) Method

        private void ResetColumns(DetailsListView list)
        {
            using (ControlTransaction.Update(list))
            using (ControlTransaction.Layout(list, false))
            {
                // カラムヘッダの再設定
                list.ColumnClick -= MyList_ColumnClick;
                list.DrawColumnHeader -= MyList_DrawColumnHeader;
                list.ColumnReordered -= MyList_ColumnReordered;
                list.ColumnWidthChanged -= MyList_ColumnWidthChanged;

                var cols = list.Columns.Cast<ColumnHeader>().ToList();
                list.Columns.Clear();
                cols.ForEach(col => col.Dispose());
                cols.Clear();

                InitColumns(list, true);

                list.ColumnClick += MyList_ColumnClick;
                list.DrawColumnHeader += MyList_DrawColumnHeader;
                list.ColumnReordered += MyList_ColumnReordered;
                list.ColumnWidthChanged += MyList_ColumnWidthChanged;
            }
        }