private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
            cPersoneller p = (cPersoneller)cbKullanici.SelectedItem;

            cGenel._personelId = p.PersonelId;
            cGenel._gorevId    = p.PersonelGorevId;
        }
        public void personelGetbyInformation(ComboBox cbKullanici)
        {
            cbKullanici.Items.Clear();
            NpgsqlConnection con   = new NpgsqlConnection(gnl.connString);
            string           query = "select * from  \"personeller\"";
            NpgsqlCommand    cmd   = new NpgsqlCommand(query, con);


            if (con.State == ConnectionState.Closed)
            {
                con.Open();
            }
            NpgsqlDataReader dr = cmd.ExecuteReader();

            while (dr.Read())
            {
                cPersoneller p = new cPersoneller();
                p._PersonelId           = Convert.ToInt32(dr["ID"]);
                p._PersonelGorevId      = Convert.ToInt32(dr["GOREVID"]);
                p._PersonelAd           = Convert.ToString(dr["AD"]);
                p._PersonelSoyad        = Convert.ToString(dr["SOYAD"]);
                p._PersonelParola       = Convert.ToString(dr["PAROLA"]);
                p._PersonelKullaniciAdi = Convert.ToString(dr["KULLANICIADI"]);
                // p._PersonelDurum = Convert.ToBoolean(dr["DURUM"]);
                cbKullanici.Items.Add(p);
            }
            dr.Close();
            con.Close();
        }
        private void button1_Click(object sender, EventArgs e)
        {
            cGenel       gnl    = new cGenel();
            cPersoneller p      = new cPersoneller();
            bool         result = p.personelEntryControl(txtSifre.Text, cGenel._personelId);

            if (result)
            {
                cPersonelHareketleri ch = new cPersonelHareketleri();
                ch.PersonelId = cGenel._personelId;
                ch.Islem      = "giriş yaptı";
                ch.Tarih      = DateTime.Now;
                ch.PersonelActionSave(ch);

                this.Hide();
                frmMenu menu = new frmMenu();
                menu.Show();
            }
            else
            {
                MessageBox.Show("şifreniz yanlış", "UYARI", MessageBoxButtons.OK, MessageBoxIcon.Stop);
            }
        }
        private void Form1_Load(object sender, EventArgs e)
        {
            cPersoneller p = new cPersoneller();

            p.personelGetbyInformation(cbKullanici);
        }