■ TreeList 클래스에서 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.CustomDrawColumnHeader += treeList_CustomDrawColumnHeader; this.treeList.CustomDrawNodeIndicator += treeList_CustomDrawNodeIndicator; this.treeList.CustomDrawFooter += treeList_CustomDrawFooter; this.treeList.CustomDrawFooterCell += treeList_CustomDrawFooterCell; } #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.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 컬럼 헤더 커스텀 그리기 - treeList_CustomDrawColumnHeader(sender, e) /// <summary> /// 트리 리스트 컬럼 헤더 커스텀 그리기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void treeList_CustomDrawColumnHeader(object sender, CustomDrawColumnHeaderEventArgs e) { if(e.Pressed) { PaintSunkenBackground(e); } else { PaintRaisedBackground(e); } if(e.ColumnType == HitInfoType.Column) { PaintHorizontalAlignedText(e, e.Column.GetCaption(), StringAlignment.Near); } e.Handled = true; } #endregion #region 트리 리스트 노드 지시자 커스텀 그리기 - treeList_CustomDrawNodeIndicator(sender, e) /// <summary> /// 트리 리스트 노드 지시자 커스텀 그리기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void treeList_CustomDrawNodeIndicator(object sender, CustomDrawNodeIndicatorEventArgs e) { PaintRaisedBackground(e); e.Handled = true; } #endregion #region 트리 리스트 FOOTER 커스텀 그리기 - treeList_CustomDrawFooter(sender, e) /// <summary> /// 트리 리스트 FOOTER 커스텀 그리기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void treeList_CustomDrawFooter(object sender, CustomDrawEventArgs e) { PaintRaisedBackground(e); e.Handled = true; } #endregion #region 트리 리스트 FOOTER 셀 커스텀 그리기 - treeList_CustomDrawFooterCell(sender, e) /// <summary> /// 트리 리스트 FOOTER 셀 커스텀 그리기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void treeList_CustomDrawFooterCell(object sender, CustomDrawFooterCellEventArgs e) { if(e.Text == string.Empty) { return; } PaintSunkenBackground(e); PaintHorizontalAlignedText(e, e.Text, StringAlignment.Far); e.Handled = true; } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 돌출 배경 칠하기 - PaintRaisedBackground(e) /// <summary> /// 돌출 배경 칠하기 /// </summary> /// <param name="e">이벤트 인자</param> private void PaintRaisedBackground(CustomDrawEventArgs e) { Brush brush = e.Cache.GetGradientBrush(e.Bounds, Color.Yellow, Color.Gold, LinearGradientMode.Vertical); e.Cache.FillRectangle(brush, e.Bounds); e.Cache.DrawRectangle(e.Cache.GetPen(Color.LightGray), e.Bounds); } #endregion #region 함몰 배경 칠하기 - PaintSunkenBackground(e) /// <summary> /// 함몰 배경 칠하기 /// </summary> /// <param name="e">이벤트 인자</param> private void PaintSunkenBackground(CustomDrawEventArgs e) { Brush brush = e.Cache.GetGradientBrush(e.Bounds, Color.CornflowerBlue, Color.LightGray, LinearGradientMode.Vertical); e.Cache.FillRectangle(brush, e.Bounds); e.Cache.DrawRectangle(e.Cache.GetPen(Color.LightGray), e.Bounds); } #endregion #region 수평 정렬 텍스트 칠하기 - PaintHorizontalAlignedText(e, text, alignment) /// <summary> /// 수평 정렬 텍스트 칠하기 /// </summary> /// <param name="e">이벤트 인자</param> /// <param name="text">텍스트</param> /// <param name="alignment">정렬</param> private void PaintHorizontalAlignedText(CustomDrawEventArgs e, String text, StringAlignment alignment) { Brush textBrush = e.Cache.GetSolidBrush(Color.Black); StringFormat stringFormat = e.Appearance.GetStringFormat(); stringFormat.Alignment = alignment; stringFormat.LineAlignment = StringAlignment.Center; stringFormat.FormatFlags = StringFormatFlags.NoWrap; stringFormat.Trimming = StringTrimming.EllipsisCharacter; e.Cache.DrawString(text, e.Appearance.Font, textBrush, e.Bounds, stringFormat); } #endregion } } |
