C#对gridview添加行号显示

private void gridView1_CustomDrawRowIndicator(object sender, DevExpress.XtraGrid.Views.Grid.RowIndicatorCustomDrawEventArgs e) { if (e.Info.IsRowIndicator && e.RowHandle > -1) { e.Info.DisplayText = (e.RowHandle + 1).ToString(); } } #region GridView 显示行号 设置行号列的宽度 /// <summary> /// GridView 显示行号 设置行号列的宽度 /// </summary> /// <param name="gv">GridView 控件名称</param> /// <param name="width">行号列的宽度 如果为null或为0 默认为30</param> public void DrawRowIndicator(DevExpress.XtraGrid.Views.Grid.GridView gv, int width) { gv.CustomDrawRowIndicator += new DevExpress.XtraGrid.Views.Grid.RowIndicatorCustomDrawEventHandler(gridView1_CustomDrawRowIndicator); if (width != null) { if (width != 0) { gv.IndicatorWidth = width; } else { gv.IndicatorWidth = 50; } } else { gv.IndicatorWidth = 50; } } #endregion