devExpress 그리드 소계. 커스텀. 출처 : https://www.devexpress.com/Support/Center/Question/Details/T199505/showing-subtotals-in-a-gridview namespace T199505 { public partial class Form1 : DevExpress.XtraEditors.XtraForm { public Form1() { InitializeComponent(); } private void Form1_Load(object sender, EventArgs e) { gridControl1.DataSource = CreateData(); gridView1.Columns["UOM"].Visible = false; gridView1..