Devexpress GridView 列中显示图片

        void gridView1_CustomUnboundColumnData(object sender, DevExpress.XtraGrid.Views.Base.CustomColumnDataEventArgs e)
        {
            if (e.Column.FieldName == "image" && e.IsGetData)
            {
                try
                {
                    if (e.Row != null)
                    {
                        Sys_Buttons buttons = e.Row as Sys_Buttons;
                        if (buttons != null)
                        {
                            Image image = imageList1.Images[buttons.IconCls];
                            e.Value =image;
                        }
                          
                    }
                }
                catch (NullReferenceException nullReferenceException)
                {
                   FileLogUtility.Error(nullReferenceException);
                }
            } 

        }