■ GridView 클래스의 CustomDrawGroupRow 이벤트를 사용해 그룹 행을 커스텀 그리는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Collections; using DevExpress.Utils; using DevExpress.XtraEditors; using DevExpress.XtraGrid; using DevExpress.XtraGrid.Views.Base; using DevExpress.XtraGrid.Views.Grid; using DevExpress.XtraGrid.Views.Grid.ViewInfo; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : XtraForm { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); this.gridView.InitializeView ( true, // Multi Select GridMultiSelectMode.CellSelect, // Grid Multi Select Mode DrawFocusRectStyle.CellFocus, // Draw Focus Rect Style true, // Show Indicator true, // Show Column Headers true, // Allow Column Moving true, // Allow Column Resizing true, // Allow Filter true, // Allow Sort false, // Allow Cell Merge EditorShowMode.Default, // Editor Show Mode true // Editable ); this.gridView.OptionsBehavior.AutoPopulateColumns = true; this.gridView.OptionsBehavior.AutoExpandAllGroups = true; this.gridView.OptionsView.ShowGroupPanel = true; this.gridView.OptionsView.ShowGroupedColumns = true; this.gridControl.DataSource = new nwindDataSetTableAdapters.ProductsTableAdapter().GetData(); this.gridView.Columns["UnitPrice"].SortMode = ColumnSortMode.Custom; this.gridView.BestFitColumns(); this.gridView.CustomColumnGroup += gridView_CustomColumnGroup; this.gridView.CustomDrawGroupRow += gridView_CustomDrawGroupRow; this.gridView.Columns["UnitPrice"].GroupIndex = 0; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 그리드 뷰 컬럼 그룹 커스텀 처리하기 - gridView_CustomColumnGroup(sender, e) /// <summary> /// 그리드 뷰 컬럼 그룹 커스텀 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void gridView_CustomColumnGroup(object sender, CustomColumnSortEventArgs e) { if(e.Column.FieldName == "UnitPrice") { double x = Math.Floor(Convert.ToDouble(e.Value1) / 100); double y = Math.Floor(Convert.ToDouble(e.Value2) / 100); int result = Comparer.Default.Compare(x, y); if(x > 14 && y > 14) { result = 0; } e.Result = result; e.Handled = true; } } #endregion #region 그리드 뷰 그룹 행 커스텀 그리기 - gridView_CustomDrawGroupRow(sender, e) /// <summary> /// 그리드 뷰 그룹 행 커스텀 그리기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void gridView_CustomDrawGroupRow(object sender, RowObjectCustomDrawEventArgs e) { GridView gridView = sender as GridView; GridGroupRowInfo info = e.Info as GridGroupRowInfo; if(info.Column.FieldName == "UnitPrice") { double unitPrice = Convert.ToDouble(gridView.GetGroupRowValue(info.RowHandle, info.Column)); double value = Math.Floor(unitPrice / 100); string displayText = string.Format("단가 : {0:c} - {1:c} ", value * 100, (value + 1) * 100); if(value > 14) { displayText = string.Format("단가 : >= {0:c} ", value * 100); } info.GroupText = displayText; } } #endregion } } |