DialogResult result = MessageBox.Show("确定删除吗？", "删除", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
//////
}
else
{
//////
}
if (MessageBox.Show("确定删除这 " + dgv_YuanGong.SelectedRows.Count.ToString() + " 条数据？", "温馨提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK)
{
}