private void pictureBox4_Click(object sender, EventArgs e) { if (Telefoni.Count() > 1) { this.telInd++; telInd = telInd % Telefoni.Count(); lblListaTel.Text = Telefoni[telInd]; } }
private void PopolniTelefoni() { this.telInd = 0; this.Telefoni = new List <string>(); string sqlPozicii = @"SELECT TELEFON FROM IMENIK WHERE RESTORAN_ID= :REST_ID "; OracleCommand cmd = new OracleCommand(sqlPozicii, this.Conn); cmd.CommandType = CommandType.Text; try { OracleParameter prm = new OracleParameter("REST_ID", OracleDbType.Int64); prm.Value = this.RestoranID; cmd.Parameters.Add(prm); OracleDataReader dr = cmd.ExecuteReader(); while (dr.Read()) { if (!dr.IsDBNull(0)) { this.Telefoni.Add(dr.GetString(0)); } } } catch (Exception ex) { MessageBoxForm mbf = new MessageBoxForm("Настана грешка при поврзувањето со базата!", false); if (mbf.ShowDialog() == DialogResult.Yes) { this.Close(); } else { this.Close(); } } if (Telefoni.Count() != 0) { lblListaTel.Text = Telefoni[0]; } else { lblListaTel.Text = ""; } }