■ TreeList 클래스의 CustomUnboundColumnData 이벤트를 사용해 언바운드 컬럼 데이터를 커스텀 설정하는 방법을 보여준다.
▶ MainForm.cs
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using System.Drawing; using DevExpress.Utils; using DevExpress.XtraEditors; using DevExpress.XtraTreeList; using DevExpress.XtraTreeList.Columns; using DevExpress.XtraTreeList.Data; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : XtraForm { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); this.treeList.DataSource = SalesData.CreateData(); TreeListColumn changeColumn = new TreeListColumn(); changeColumn.UnboundType = UnboundColumnType.Decimal; changeColumn.Visible = true; changeColumn.OptionsColumn.AllowEdit = false; changeColumn.FieldName = "ChangeFromPrevYear"; changeColumn.Caption = "Change from Previous Year"; changeColumn.Format.FormatType = FormatType.Numeric; changeColumn.Format.FormatString = "p2"; this.thisYearBand.Columns.Add(changeColumn); this.treeList.CustomUnboundColumnData += treeList_CustomUnboundColumnData; this.treeList.ForceInitialize(); changeColumn.AppearanceHeader.Font = new Font(changeColumn.AppearanceHeader.Font, FontStyle.Bold); changeColumn.AppearanceCell.BackColor = Color.LightYellow; this.treeList.BestFitColumns(); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 트리 리스트 언바운드 컬럼 데이터 커스텀 설정하기 - treeList_CustomUnboundColumnData(sender, e) /// <summary> /// 트리 리스트 언바운드 컬럼 데이터 커스텀 설정하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void treeList_CustomUnboundColumnData(object sender, TreeListCustomColumnDataEventArgs e) { if(e.IsGetData && e.Column.FieldName == "ChangeFromPrevYear") { SalesData salesData = e.Row as SalesData; if(salesData == null) { return; } e.Value = (salesData.MarchSales - salesData.MarchSalesPrev) / salesData.MarchSalesPrev; } } #endregion } } |