■ TreeList 클래스의 CustomDrawFooter 이벤트를 사용해 바닥글을 커스텀 그리는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Drawing; using System.Drawing.Drawing2D; using DevExpress.XtraEditors; using DevExpress.XtraTreeList; using DevExpress.XtraTreeList.Columns; 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; this.treeList.CustomDrawFooter += treeList_CustomDrawFooter; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #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.OptionsView.ShowSummaryFooter = true; this.treeList.OptionsBehavior.ReadOnly = true; this.treeList.OptionsBehavior.PopulateServiceColumns = true; 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; TreeListColumn salesColumn = this.treeList.Columns["Sales"]; salesColumn.AllNodesSummary = true; salesColumn.SummaryFooter = SummaryItemType.Sum; salesColumn.SummaryFooterStrFormat = "합계 : {0:c0}"; this.treeList.BestFitColumns(); } #endregion #region 트리 리스트 바닥글 커스텀 그리기 - treeList_CustomDrawFooter(sender, e) /// <summary> /// 트리 리스트 바닥글 커스텀 그리기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void treeList_CustomDrawFooter(object sender, CustomDrawEventArgs e) { LinearGradientBrush footerBrush = new LinearGradientBrush ( e.Bounds, Color.FromArgb(170, Color.Orange), Color.FromArgb(170, Color.DarkGreen), LinearGradientMode.Vertical ); using(footerBrush) { e.Graphics.FillRectangle(footerBrush, e.Bounds); } e.Handled = true; } #endregion } } |
