private void button2_Click(object sender, EventArgs e)
        {
            try
            {
                string clientname  = client_name.Name;
                string clientage   = client_age.Text;
                string clientpnone = txt_phone.Text;

                {
                    clmang.addClient(txt_name.Text, Convert.ToInt32(txt_age.Text), comb_gender.Text, txt_adress.Text, txt_department.Text, txt_phone.Text, Convert.ToDouble(txt_salary.Text));


                    MessageBox.Show("تم اضافه موظف جديد بنجاح", "نم", MessageBoxButtons.OK);
                    PL.frm_Client_Managment frm = new frm_Client_Managment();

                    frm.dataGridView1.DataSource = clmang.getCleints();
                    MessageBox.Show("تم التحديث", "نم", MessageBoxButtons.OK);


                    this.Close();
                }
            }

            catch
            {
            }
        }
 private void manage_clinets_Click(object sender, EventArgs e)
 {
     PL.frm_Client_Managment frm = new frm_Client_Managment();
     frm.dataGridView1.DataSource = clmang.getCleints();
     frm.ShowDialog();
 }