private void btnRemove_Click(object sender, EventArgs e) { if (dgvList.SelectedRows.Count <= 0) { MessageBox.Show("请选择一行要删除的数据!"); } if (MessageBox.Show("是否删除?", "提示", MessageBoxButtons.OKCancel) == DialogResult.OK) { if (miBll.Remove(Convert.ToInt32(dgvList.SelectedRows[0].Cells[0].Value))) { LoadList(); LoadTypeList(); } else { MessageBox.Show("删除失败,请稍后再试!"); } } }