■ GridView 클래스에서 그룹 자식 행 리스트를 구하는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Collections.Generic; using System.Windows.Forms; using DevExpress.Utils; using DevExpress.XtraEditors; using DevExpress.XtraGrid; using DevExpress.XtraGrid.Views.Grid; 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["CategoryID"].SortMode = ColumnSortMode.Custom; this.gridView.Columns["CategoryID"].GroupIndex = 0; this.gridView.BestFitColumns(); this.checkButton.Click += checkButton_Click; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 자식 행 조사 버튼 클릭시 처리하기 - checkButton_Click(sender, e) /// <summary> /// 자식 행 조사 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void checkButton_Click(object sender, EventArgs e) { int rowHandle = this.gridView.FocusedRowHandle; if(gridView.IsGroupRow(rowHandle)) { List<object> childRowList = new List<object>(); SetChildRowList(gridView, rowHandle, childRowList); XtraMessageBox.Show ( this, childRowList.Count.ToString(), "INFORMATION", MessageBoxButtons.OK, MessageBoxIcon.Information ); } } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 자식 행 리스트 설정하기 - SetChildRowList(gridView, groupRowHandle, childRowList) /// <summary> /// 자식 행 리스트 설정하기 /// </summary> /// <param name="gridView">그리드 뷰</param> /// <param name="groupRowHandle">그룹 행 핸들</param> /// <param name="childRowList">자식 행 리스트</param> private void SetChildRowList(GridView gridView, int groupRowHandle, List<object> childRowList) { if(!gridView.IsGroupRow(groupRowHandle)) { return; } int childRowCount = gridView.GetChildRowCount(groupRowHandle); for(int i = 0; i < childRowCount; i++) { int childRowHandle = gridView.GetChildRowHandle(groupRowHandle, i); if(gridView.IsGroupRow(childRowHandle)) { SetChildRowList(gridView, childRowHandle, childRowList); } else { object childRow = gridView.GetRow(childRowHandle); if(!childRowList.Contains(childRow)) { childRowList.Add(childRow); } } } } #endregion } } |
