优化结构；

alielie

2025-03-03 21e28b068c8d0763a6d4ab613388a77a0db157fb

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using System.Windows;
using System.Windows.Controls;
 
namespace HMI.UI.DpUtil
{
    public class DataGridHelper
    {
        public static DataGridColumn GetSelectedColumn(DataGrid obj)
        {
            return (DataGridColumn)obj.GetValue(SelectedColumnProperty);
        }
        public static void SetSelectedColumn(DataGrid obj, DataGridColumn value)
        {
            obj.SetValue(SelectedColumnProperty, value);
        }
        public static readonly DependencyProperty SelectedColumnProperty =
            DependencyProperty.RegisterAttached("SelectedColumn", typeof(DataGridColumn), typeof(Grid),
                new PropertyMetadata(null));
    }
}