■ GridView 클래스에서 컬럼 체크 박스를 사용하는 방법을 보여준다.
▶ GridColumnChecker.cs
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using System; using System.Drawing; using DevExpress.XtraEditors; using DevExpress.XtraGrid.Columns; using DevExpress.XtraGrid.Views.Base; using DevExpress.XtraGrid.Views.Grid; namespace TestProject { /// <summary> /// 그리드 컬럼 체커 /// </summary> public class GridColumnChecker { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 마진 /// </summary> private const int MARGIN = 4; /// <summary> /// 그리드 뷰 /// </summary> private GridView gridView; /// <summary> /// 그리드 컬럼 /// </summary> private GridColumn gridColumn; /// <summary> /// 체크 에디트 /// </summary> private CheckEdit checkEdit; /// <summary> /// 체크 이벤트 발생 여부 /// </summary> private bool firingCheckEvent = false; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - GridColumnChecker(gridView, gridColumn) /// <summary> /// 생성자 /// </summary> /// <param name="gridView">그리드 뷰</param> /// <param name="gridColumn">그리드 컬럼</param> public GridColumnChecker(GridView gridView, GridColumn gridColumn) { this.gridView = gridView; this.gridColumn = gridColumn; this.checkEdit = new CheckEdit(); this.checkEdit.Text = string.Empty; this.checkEdit.Width = 19; this.checkEdit.Height = 19; this.checkEdit.EditValueChanged += this.checkEdit_EditValueChanged; this.gridView.GridControl.Controls.Add(this.checkEdit); this.firingCheckEvent = true; this.checkEdit.EditValue = IsAllSelected(); this.firingCheckEvent = false; this.gridView.CellValueChanged += this.gridView_CellValueChanged; this.gridView.RowCellClick += this.gridView_RowCellClick; this.gridView.CustomDrawColumnHeader += this.gridView_CustomDrawColumnHeader; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 그리드 뷰 컬럼 헤더 커스텀 그리기 처리하기 - gridView_CustomDrawColumnHeader(sender, e) /// <summary> /// 그리드 뷰 컬럼 헤더 커스텀 그리기 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void gridView_CustomDrawColumnHeader(object sender, ColumnHeaderCustomDrawEventArgs e) { if(e.Column == this.gridColumn) { e.Info.InnerElements.Clear(); e.Painter.DrawObject(e.Info); this.checkEdit.Location = new Point(e.Bounds.Width - this.checkEdit.Width - MARGIN + e.Bounds.X, (e.Bounds.Height - this.checkEdit.Height) / 2 + e.Bounds.Y); e.Handled = true; } } #endregion #region 그리드 뷰 행/셀 클릭시 처리하기 - gridView_RowCellClick(sender, e) /// <summary> /// 그리드 뷰 행/셀 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void gridView_RowCellClick(object sender, RowCellClickEventArgs e) { if(e.Column == this.gridColumn) { InvertRowSelection(e.RowHandle); this.firingCheckEvent = true; this.checkEdit.EditValue = IsAllSelected(); this.firingCheckEvent = false; } } #endregion #region 그리드 뷰 셀 값 변경시 처리하기 - gridView_CellValueChanged(sender, e) /// <summary> /// 그리드 뷰 셀 값 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void gridView_CellValueChanged(object sender, CellValueChangedEventArgs e) { if(!this.firingCheckEvent) { this.firingCheckEvent = true; this.checkEdit.EditValue = IsAllSelected(); this.firingCheckEvent = false; } } #endregion #region 체크 에디트 편집 값 변경시 처리하기 - this._pCheckEdit_EditValueChanged(sender, e) /// <summary> /// 체크 에디트 편집 값 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void checkEdit_EditValueChanged(object sender, EventArgs e) { if(!this.firingCheckEvent) { this.firingCheckEvent = true; if(this.checkEdit.Checked) { SelectAll(); } else { UnselectAll(); } this.firingCheckEvent = false; } } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 행 선택 반전하기 - InvertRowSelection(rowHandle) /// <summary> /// 행 선택 반전하기 /// </summary> /// <param name="rowHandle">행 핸들</param> private void InvertRowSelection(int rowHandle) { if(this.gridView.IsDataRow(rowHandle)) { bool isChecked = Convert.ToBoolean(this.gridView.GetRowCellValue(rowHandle, this.gridColumn)); this.gridView.SetRowCellValue(rowHandle, this.gridColumn, !isChecked); } } #endregion #region 전체 선택하기 - SelectAll() /// <summary> /// 전체 선택하기 /// </summary> private void SelectAll() { for(int i = 0; i < this.gridView.DataRowCount; i++) { this.gridView.SetRowCellValue(i, this.gridColumn, true); } } #endregion #region 전체 선택 취소하기 - UnselectAll() /// <summary> /// 전체 선택 취소하기 /// </summary> private void UnselectAll() { for(int i = 0; i < this.gridView.DataRowCount; i++) { this.gridView.SetRowCellValue(i, this.gridColumn, false); } } #endregion #region 전체 선택 여부 조사하기 - IsAllSelected() /// <summary> /// 전체 선택 여부 조사하기 /// </summary> /// <returns>전체 선택 여부</returns> private bool IsAllSelected() { if(this.gridView.DataRowCount == 0) { return false; } for(int i = 0; i < this.gridView.DataRowCount; i++) { bool isChecked = Convert.ToBoolean(this.gridView.GetRowCellValue(i, this.gridColumn)); if(!isChecked) { return false; } } return true; } #endregion } } |
▶ MainForm.cs
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using System; using System.Data; using System.Drawing; using System.Windows.Forms; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : Form { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 그리드 컬럼 체커 /// </summary> private GridColumnChecker gridColumnChecker = null; /// <summary> /// 리스트 테이블 /// </summary> private DataTable listTable = null; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); this.gridView.Appearance.HeaderPanel.Font = new Font("나눔고딕코딩", 12f); this.gridView.Appearance.Row.Font = new Font("나눔고딕코딩", 12f); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 폼 로드시 처리하기 - Form_Load(pSender, e) /// <summary> /// 폼 로드시 처리하기 /// </summary> /// <param name="pSender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void Form_Load(object pSender, EventArgs e) { this.listTable = GetSampleList(); this.gridControl.DataSource = this.listTable; this.gridColumnChecker = new GridColumnChecker(this.gridView, this.gridView.Columns[0]); } #endregion //////////////////////////////////////////////////////////////////////////////// Event #region 샘플 리스트 구하기 - GetSampleList() /// <summary> /// 샘플 리스트 구하기 /// </summary> /// <returns>샘플 리스트</returns> private DataTable GetSampleList() { DataTable table = new DataTable(); table.Columns.Add(new DataColumn("Selection", typeof(bool ))); table.Columns.Add(new DataColumn("Name" , typeof(string))); DataRow row = null; row = table.NewRow(); row["Selection"] = false; row["Name" ] = "가"; table.Rows.Add(row); row = table.NewRow(); row["Selection"] = false; row["Name" ] = "나"; table.Rows.Add(row); row = table.NewRow(); row["Selection"] = false; row["Name" ] = "다"; table.Rows.Add(row); row = table.NewRow(); row["Selection"] = false; row["Name" ] = "라"; table.Rows.Add(row); return table; } #endregion } } |
