■ TreeList 클래스의 Selection 속성을 사용해 노드를 선택하는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Collections; using System.Collections.Generic; using DevExpress.XtraEditors; using DevExpress.XtraTreeList; using DevExpress.XtraTreeList.Nodes; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : XtraForm { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); Load += Form_Load; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 폼 로드시 처리하기 - Form_Load(sender, e) /// <summary> /// 폼 로드시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void Form_Load(object sender, EventArgs e) { this.treeList.RowHeight = 25; this.treeList.OptionsView.AutoWidth = false; this.treeList.OptionsBehavior.ReadOnly = true; this.treeList.OptionsBehavior.PopulateServiceColumns = true; this.treeList.OptionsSelection.MultiSelect = true; this.treeList.OptionsSelection.MultiSelectMode = TreeListMultiSelectMode.RowSelect; this.treeList.KeyFieldName = "ID"; this.treeList.ParentFieldName = "RegionID"; this.treeList.DataSource = SalesData.GetSalesDataList(); this.treeList.Columns[this.treeList.KeyFieldName ].Visible = false; this.treeList.Columns[this.treeList.ParentFieldName].Visible = false; this.treeList.BestFitColumns(); this.treeList.ExpandAll(); TreeListNode node = this.treeList.FindNodeByFieldValue("Region", "North America"); if(node != null) { List<TreeListNode> nodeList = new List<TreeListNode>(); nodeList.Add(node); SelectChildNodes(node, nodeList); this.treeList.Selection.Set(nodeList); } } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 자식 노드 선택하기 - SelectChildNodes(parentNode, selectedNodeList) /// <summary> /// 자식 노드 선택하기 /// </summary> /// <param name="parentNode">부모 노드</param> /// <param name="selectedNodeList">선택 노드 리스트</param> private void SelectChildNodes(TreeListNode parentNode, List<TreeListNode> selectedNodeList) { IEnumerator enumerator = parentNode.Nodes.GetEnumerator(); TreeListNode childNode; while(enumerator.MoveNext()) { childNode = (TreeListNode)enumerator.Current; selectedNodeList.Add(childNode); if(childNode.HasChildren) { SelectChildNodes(childNode, selectedNodeList); } } } #endregion } } |
