■ GridView 클래스의 CustomDrawEmptyForeground 이벤트를 사용해 데이터가 없는 경우 메시지를 표시하는 방법을 보여준다.
▶ MainForm.cs
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using System.Drawing; using DevExpress.XtraEditors; using DevExpress.XtraGrid.Views.Base; using DevExpress.XtraGrid.Views.Grid; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : XtraForm { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 문자열 포맷 /// </summary> private StringFormat stringFormat; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); this.stringFormat = new StringFormat(); this.stringFormat.Alignment = StringAlignment.Center; this.stringFormat.LineAlignment = StringAlignment.Center; this.gridView.CustomDrawEmptyForeground += gridView_CustomDrawEmptyForeground; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 그리드 뷰 빈 전경 커스텀 그리기 - gridView_CustomDrawEmptyForeground(sender, e) /// <summary> /// 그리드 뷰 빈 전경 커스텀 그리기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void gridView_CustomDrawEmptyForeground(object sender, CustomDrawEventArgs e) { GridView gridView = sender as GridView; if(gridView.RowCount == 0) { e.Appearance.DrawString ( e.Cache, "NO DATA", e.Bounds, e.Appearance.GetForeBrush(e.Cache), this.stringFormat ); } } #endregion } } |
