private void pictureBox_filter_Click(object sender, EventArgs e) { if (this.gridView1.RowCount > 0) { frmFilter frmFilter = new frmFilter(this.gridView1.Columns); frmFilter.ShowDialog(); clsMe clsMe = new clsMe(); if (frmFilter.FilterColumn.Length > 0) { clsMe.FilterView(this.gridControl1, frmFilter.FilterColumn); } } else { MessageBox.Show(this, "请您先查询数据后再过滤!", "提示", MessageBoxButtons.OK); } }