MessageBox.Show("请先添加方剂!!!\n\n或请先选择方剂!!!", "友情提示:", MessageBoxButtons.OK, MessageBoxIcon.Information);
if (MessageBox.Show(str_Print_Error + "\n\n 是否要保存?", "友情提示:", MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK)
{
e.Cancel = true;
}
{
e.Cancel = true;
}