private void gridView_CustomDrawEmptyForeground(object sender, DevExpress.XtraGrid.Views.Base.CustomDrawEventArgs e) { if (this.judge_ds(dsDt)) { string str = "没有查询到你所想要的数据!"; Font f = new Font("宋体", 10, FontStyle.Bold); Rectangle r = new Rectangle(e.Bounds.Top + 25, e.Bounds.Left + 25, e.Bounds.Right - 25, e.Bounds.Height - 25); e.Graphics.DrawString(str, f, Brushes.Black, r); } }
#region 判断ds是否为空 private bool judge_ds(DataSet ds) { bool flag = false; if (ds == null||ds.Tables.Count == 0||(ds.Tables.Count == 1 && ds.Tables[0].Rows.Count == 0)) { flag = true; } return flag; } #endregion
小注:
如果显示提示信息的位置不对可以通过调整,Rectangle函数后面的数字来实现。