del_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 Del_dept : Form
    {
        public Del_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.del_dept", conn);
                cmd.CommandType = CommandType.StoredProcedure;

                OracleParameter para1 = new OracleParameter("dept_no", OracleType.Number, 2);
                OracleParameter para2 = new OracleParameter("ReturnType", OracleType.Number);

                para1.Value = this.textBox1.Text.ToString();
                para2.Direction = ParameterDirection.ReturnValue;

                cmd.Parameters.Add(para1);
                cmd.Parameters.Add(para2);

                cmd.ExecuteNonQuery();
                int result = int.Parse(para2.Value.ToString());

                if (result == 1)
                {
                    MessageBox.Show("删除成功");
                }
                else
                {
                    MessageBox.Show("删除失败");
                }

            }
            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();
        }
    }
}