add_dept.cs

c#写的管理程序

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Data.OracleClient;

namespace 人事管理
{
    public partial class Add_dept : Form
    {
        public Add_dept()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
             string ConnectionString = "Data Source=127.0.0.1;User Id=system;Password=crystal;";
            OracleConnection conn = new OracleConnection(ConnectionString);
            try
            {
                conn.Open();
                OracleCommand cmd = new OracleCommand("dept_SHOW.add_dept", conn);
                cmd.CommandType = CommandType.StoredProcedure;
                
                OracleParameter[] parameters ={
                    new OracleParameter("dept_no",OracleType.Number,2),
                    new OracleParameter("dept_name",OracleType.VarChar,14),
                    new OracleParameter("ReturnValue",OracleType.Number)
                };

                parameters[2].Direction = ParameterDirection.ReturnValue;
                parameters[0].Value = this.textBox1.Text.ToString();
                parameters[1].Value = this.textBox2.Text.ToString();

                foreach (OracleParameter parameter in parameters) cmd.Parameters.Add(parameter);
                              
                cmd.ExecuteNonQuery();
                int result = int.Parse(parameters[2].Value.ToString());

                if (result == 1)
                {
                    MessageBox.Show("添加成功");
                }
                else
                {
                    MessageBox.Show("添加失败");
                }
                
            }
            catch (Exception ee)
            {
                MessageBox.Show(ee.Message); 
            }
            finally
            {
                conn.Close();   
            }  
        }

        private void button2_Click(object sender, EventArgs e)
        {
            this.Hide();
            Department_window dw = new Department_window();
            dw.ShowDialog();
        }
    }
}