private void btnAddRecord_Click(object sender, EventArgs e)
        {
            Content content = new Content();


            content.Time = dateTimePicker1.Value.ToString("yyyy/MM/dd");
            // medicalRecordInfo.Date = dateTimePicker1.Text.ToString();
            if (richTextBox1.Text == "")
            {
                MessageBox.Show("治疗内容为空");
            }
            else
            {
                content.Treatment = richTextBox1.Text;
            }
            if (txDoctor.Text == "")
            {
                MessageBox.Show("医生名为空");
            }
            else
            {
                content.Doctor = txDoctor.Text;
            }


            if (content.Treatment == "" && content.Doctor == "")
            {
                MessageBox.Show("某值为空,不能插入");
            }

            else
            {
                AddMedicalRecord addMedicalRecord = new AddMedicalRecord();
                if (addMedicalRecord.AddContentInfo(content))
                {
                    MessageBox.Show("插入成功");
                }
                else
                {
                    MessageBox.Show("插入失败");
                }
            }
        }
        private void btnSelect_Click(object sender, EventArgs e)
        {
            Patients patients = new Patients();
            Content  content  = new Content();

            content.PatientID  = int.Parse(txPatientID.Text);
            patients.PatientID = int.Parse(txPatientID.Text);
            AddMedicalRecord addMedicalRecord = new AddMedicalRecord();

            addMedicalRecord.SelectContentInfo(patients);
            txPatientID.Text = patients.PatientID.ToString();
            txName.Text      = patients.PatienName;
            if (patients.Sex == "男")
            {
                rdbtnM.Checked = true;
            }
            else if (patients.Sex == "女")
            {
                rdbtnF.Checked = true;
            }
            txTell.Text  = patients.Phone;
            txAge.Text   = patients.Age.ToString();
            txIDNum.Text = patients.IDNumber;
        }