■ GridView 클래스의 CustomDrawColumnHeader 이벤트를 사용해 컬럼 헤더 체크 박스를 표시하는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Data; using System.Drawing; using System.Windows.Forms; using DevExpress.Utils.Drawing; using DevExpress.XtraEditors.Repository; using DevExpress.XtraEditors.Drawing; using DevExpress.XtraEditors.ViewInfo; using DevExpress.XtraGrid.Columns; using DevExpress.XtraGrid.Views.Grid; using DevExpress.XtraGrid.Views.Grid.ViewInfo; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : Form { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 저장소 항목 체크 에디터 /// </summary> private RepositoryItemCheckEdit repositoryItemCheckEdit = new RepositoryItemCheckEdit(); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); this.gridView.OptionsView.ShowGroupPanel = false; BindingSource bindingSource = new BindingSource(); bindingSource.DataSource = GetDataTable(5); this.gridControl.DataSource = bindingSource; this.gridView.CustomDrawColumnHeader += gridView_CustomDrawColumnHeader; this.gridView.MouseDown += gridView_MouseDown; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 그리드 뷰 컬럼 헤더 커스텀 그리기 - gridView_CustomDrawColumnHeader(sender, e) /// <summary> /// 그리드 뷰 컬럼 헤더 커스텀 그리기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void gridView_CustomDrawColumnHeader(object sender, ColumnHeaderCustomDrawEventArgs e) { GridView gridView = sender as GridView; if(e.Column == gridView.Columns["Select"]) { e.Info.InnerElements.Clear(); e.Info.Appearance.ForeColor = Color.Blue; e.Painter.DrawObject(e.Info); DrawCheckBox(e.Graphics, e.Bounds, GetCheckCount() == gridView.DataRowCount); e.Handled = true; } } #endregion #region 그리드 뷰 마우스 DOWN 처리하기 - gridView_MouseDown(sender, e) /// <summary> /// 그리드 뷰 마우스 DOWN 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void gridView_MouseDown(object sender, MouseEventArgs e) { GridView gridView = sender as GridView; if(e.Clicks == 1 && e.Button == MouseButtons.Left) { Point mousePoint = gridView.GridControl.PointToClient(Control.MousePosition); GridHitInfo gridHitInfo = gridView.CalcHitInfo(mousePoint); if(gridHitInfo.InColumn && gridHitInfo.Column.FieldName == "Select") { if(GetCheckCount() == gridView.DataRowCount) { UnchekAll(); } else { CheckAll(); } } } } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 데이터 테이블 구하기 - GetDataTable(rowCount) /// <summary> /// 데이터 테이블 구하기 /// </summary> /// <param name="rowCount">행 수</param> /// <returns>데이터 테이블</returns> private static DataTable GetDataTable(int rowCount) { DataTable table = new DataTable(); table.Columns.Add("Name" , typeof(string )); table.Columns.Add("ID" , typeof(int )); table.Columns.Add("Number", typeof(int )); table.Columns.Add("Date" , typeof(DateTime)); table.Columns.Add("Select", typeof(bool )); for(int i = 0; i < rowCount; i++) { table.Rows.Add(new object[] { string.Format("성명 {0}", i), i, 3 - i, DateTime.Now.AddDays(i), false }); } return table; } #endregion #region 체크 박스 그리기 - DrawCheckBox(graphics, rectangle, isChecked) /// <summary> /// 체크 박스 그리기 /// </summary> /// <param name="graphics">그래픽스</param> /// <param name="rectangle">사각형</param> /// <param name="isChecked">체크 여부</param> protected void DrawCheckBox(Graphics graphics, Rectangle rectangle, bool isChecked) { CheckEditViewInfo checkEditViewInfo = this.repositoryItemCheckEdit.CreateViewInfo() as CheckEditViewInfo; checkEditViewInfo.Bounds = rectangle; checkEditViewInfo.PaintAppearance.ForeColor = Color.Black; checkEditViewInfo.EditValue = isChecked; checkEditViewInfo.CalcViewInfo(graphics); CheckEditPainter checkEditPainter = this.repositoryItemCheckEdit.CreatePainter() as CheckEditPainter; ControlGraphicsInfoArgs e = new ControlGraphicsInfoArgs(checkEditViewInfo, new GraphicsCache(graphics), rectangle); checkEditPainter.Draw(e); e.Cache.Dispose(); } #endregion #region 체크 카운트 구하기 - GetCheckCount() /// <summary> /// 체크 카운트 구하기 /// </summary> /// <returns></returns> private int GetCheckCount() { int count = 0; GridColumn selectColumn = this.gridView.Columns["Select"]; for(int i = 0; i < this.gridView.DataRowCount; i++) { if((bool)this.gridView.GetRowCellValue(i, selectColumn) == true) { count++; } } return count; } #endregion #region 모두 체크하기 - CheckAll() /// <summary> /// 모두 체크하기 /// </summary> private void CheckAll() { GridColumn selectColumn = this.gridView.Columns["Select"]; for(int i = 0; i < this.gridView.DataRowCount; i++) { this.gridView.SetRowCellValue(i, selectColumn, true); } } #endregion #region 모두 체크 취소하기 - UnchekAll() /// <summary> /// 모두 체크 취소하기 /// </summary> private void UnchekAll() { GridColumn selectColumn = this.gridView.Columns["Select"]; for(int i = 0; i < this.gridView.DataRowCount; i++) { this.gridView.SetRowCellValue(i, selectColumn, false); } } #endregion } } |
