form3.cs

vs2008 组织部信息系统

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

namespace 团委组织部信息系统
{
    public partial class Form3 : Form
    {
        SqlDataAdapter da;
        DataSet ds;
        string connectionstring = @"data source=localhost;Initial catalog=tuanweizuzhibu_inf;integrated security=SSPI;";
        string commandstring = @"select * from zuzhibu_inf ";
        public Form3()
        {
            InitializeComponent();
        }

        private void zuzhibu_infBindingNavigatorSaveItem_Click(object sender, EventArgs e)
        {
            this.Validate();
            this.zuzhibu_infBindingSource.EndEdit();
            this.tableAdapterManager.UpdateAll(this.tuanweizuzhibu_infDataSet);

        }

        private void Form3_Load(object sender, EventArgs e)
        {
            // TODO: This line of code loads data into the 'tuanweizuzhibu_infDataSet.zuzhibu_inf' table. You can move, or remove it, as needed.
            this.zuzhibu_infTableAdapter.Fill(this.tuanweizuzhibu_infDataSet.zuzhibu_inf);

        }

        private void button4_Click(object sender, EventArgs e)
        {
            this.Hide();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            if (学号TextBox.Text == "" || 姓名TextBox.Text == "" || 学院TextBox.Text == "" || 专业TextBox.Text == "" || 班级TextBox.Text == "" || 手机号码TextBox.Text == "" || 寝室号TextBox.Text == "" || 寝室电话TextBox.Text == "" || 职务TextBox.Text == "")
            { MessageBox.Show("请选择要删除的对象！"); }
            else
            {
                da = new SqlDataAdapter(commandstring, connectionstring);
                SqlCommandBuilder scb = new SqlCommandBuilder(da);
                ds = new DataSet();
                da.Fill(ds, "zuzhibu_inf");
                zuzhibu_infDataGridView.DataSource = ds.Tables["zuzhibu_inf"];
                DataTable mytable = ds.Tables["zuzhibu_inf"];
                mytable.Rows[zuzhibu_infDataGridView.CurrentRow.Index].Delete();
                da.Update(ds, "zuzhibu_inf");
                ds.AcceptChanges();
                MessageBox.Show("信息删除成功!");
                zuzhibu_infDataGridView.DataSource = ds.Tables["zuzhibu_inf"];
                学号TextBox.Text = "";
                姓名TextBox.Text = "";
                学院TextBox.Text = "";
                专业TextBox.Text = "";
                班级TextBox.Text = "";
                手机号码TextBox.Text = "";
                寝室号TextBox.Text = "";
                寝室电话TextBox.Text = "";
                职务TextBox.Text = "";
            }
        }

        private void button3_Click(object sender, EventArgs e)
        {
            SqlConnection conn = new SqlConnection(connectionstring);
            string sqlStatement = "UPDATE zuzhibu_inf SET " +
                    "学号='" + 学号TextBox.Text + "'," +
                    "姓名='" + 姓名TextBox.Text + "'," +
                    "学院='" + 学院TextBox.Text + "'," +
                    "专业='" + 专业TextBox.Text + "'," +
                    "班级='" + 班级TextBox.Text + "'," +
                    "手机号码='" + 手机号码TextBox.Text + "'," +
                    "寝室号='" + 寝室号TextBox.Text + "'," +
                    "寝室电话='" + 寝室电话TextBox.Text + "'," +
                    "职务='" + 职务TextBox.Text + "'" +
                    "WHERE 学号 = '" + 学号TextBox.Text + "'";
            SqlCommand cmd = new SqlCommand(sqlStatement, conn);
            try
            {
                conn.Open();
                int rowAffected = cmd.ExecuteNonQuery();
                if (rowAffected == 1)
                {
                    da = new SqlDataAdapter(commandstring, connectionstring);
                    ds = new DataSet();
                    da.Fill(ds, "zuzhibu_inf");
                    MessageBox.Show("修改成功!");
                    zuzhibu_infDataGridView.DataSource = ds.Tables["zuzhibu_inf"];
                    学号TextBox.Text = "";
                    姓名TextBox.Text = "";
                    学院TextBox.Text = "";
                    专业TextBox.Text = "";
                    班级TextBox.Text = "";
                    手机号码TextBox.Text = "";
                    寝室号TextBox.Text = "";
                    寝室电话TextBox.Text = "";
                    职务TextBox.Text = "";
                }

            }

            catch (SqlException ex)
            {
                MessageBox.Show("修改失败：" + ex.Message, "出现错误",
                    MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
            finally
            {

                conn.Close();
            }

        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (学号TextBox.Text == "")
            { MessageBox.Show(" 学号不能为空！"); }
            else
            {

                SqlConnection conn = new SqlConnection(connectionstring);
                SqlCommand cmd = new SqlCommand(commandstring, conn);
                SqlDataReader dr;
                int prime = 0;
                conn.Open();
                dr = cmd.ExecuteReader();
                while (dr.Read())
                {
                    if (dr.GetString(0) == 学号TextBox.Text)
                    {
                        MessageBox.Show("学号已存在，不能添加相同个人的信息！");
                        prime = 1;
                        break;
                    }
                }
                if (prime == 0)
                    try
                    {
                        da = new SqlDataAdapter(commandstring, connectionstring);
                        SqlCommandBuilder scb = new SqlCommandBuilder(da);
                        ds = new DataSet();
                        da.Fill(ds, "zuzhibu_inf");
                        DataTable mytable = ds.Tables["zuzhibu_inf"];
                        //zuzhibu_infDataGridView.DataSource = ds.Tables["stores"];
                        DataRow myrow = ds.Tables["zuzhibu_inf"].NewRow();
                        myrow[0] = 学号TextBox.Text.ToString();
                        myrow[1] = 姓名TextBox.Text.ToString();
                        myrow[2] = 学院TextBox.Text.ToString();
                        myrow[3] = 专业TextBox.Text.ToString();
                        myrow[4] = 班级TextBox.Text.ToString();
                        myrow[5] = 手机号码TextBox.Text.ToString();
                        myrow[6] = 寝室号TextBox.Text.ToString();
                        myrow[7] = 寝室电话TextBox.Text.ToString();
                        myrow[8] = 职务TextBox.Text.ToString();

                        mytable.Rows.Add(myrow);
                        da.Update(ds, "zuzhibu_inf");
                        ds.AcceptChanges();
                        MessageBox.Show("添加成功!");
                        zuzhibu_infDataGridView.DataSource = ds.Tables["zuzhibu_inf"];
                    }
                    catch (SqlException ex)
                    {
                        MessageBox.Show("添加失败：" + ex.Message, "出现错误",
                            MessageBoxButtons.OK, MessageBoxIcon.Error);
                    }
                    finally
                    {
                        dr.Close();
                        conn.Close();
                    }
            }
        }

        private void button5_Click(object sender, EventArgs e)
        {
            学号TextBox.Text = "";
            姓名TextBox.Text = "";
            学院TextBox.Text = "";
            专业TextBox.Text = "";
            班级TextBox.Text = "";
            手机号码TextBox.Text = "";
            寝室号TextBox.Text = "";
            寝室电话TextBox.Text = "";
            职务TextBox.Text = "";
        }

        private void button6_Click(object sender, EventArgs e)
        {
            string connectionstring = @"data source=localhost;Initial catalog=tuanweizuzhibu_inf;integrated security=SSPI;";
            string commandstring = @"select * from zuzhibu_inf where 学号 like'%" + textBox1.Text + "%'or 姓名 like'%" + textBox1.Text + "%' or 学院 like'%" + textBox1.Text + "%'or 专业 like'%" + textBox1.Text + "%'or 班级 like'%" + textBox1.Text + "%'or 手机号码 like'%" + textBox1.Text + "%'or 寝室号 like'%" + textBox1.Text + "%'or 寝室电话 like'%" + textBox1.Text + "%'or 职务 like'%" + textBox1.Text + "%'";
            da = new SqlDataAdapter(commandstring, connectionstring);
            ds = new DataSet();
            da.Fill(ds, "zuzhibu_inf");
            zuzhibu_infDataGridView.DataSource = ds.Tables["zuzhibu_inf"];

            学号TextBox.Text = zuzhibu_infDataGridView.Rows[0].Cells[0].Value.ToString();
            姓名TextBox.Text = zuzhibu_infDataGridView.Rows[0].Cells[1].Value.ToString();
            学院TextBox.Text = zuzhibu_infDataGridView.Rows[0].Cells[2].Value.ToString();
            专业TextBox.Text = zuzhibu_infDataGridView.Rows[0].Cells[3].Value.ToString();
            班级TextBox.Text = zuzhibu_infDataGridView.Rows[0].Cells[4].Value.ToString(); 
            手机号码TextBox.Text = zuzhibu_infDataGridView.Rows[0].Cells[5].Value.ToString();
            寝室号TextBox.Text = zuzhibu_infDataGridView.Rows[0].Cells[6].Value.ToString();
            寝室电话TextBox.Text = zuzhibu_infDataGridView.Rows[0].Cells[7].Value.ToString();
            职务TextBox.Text = zuzhibu_infDataGridView.Rows[0].Cells[8].Value.ToString();
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {

        }

        private void label1_Click(object sender, EventArgs e)
        {

        }

        private void bindingNavigator1_RefreshItems(object sender, EventArgs e)
        {

        }

        private void zuzhibu_infDataGridView_CellContentClick(object sender, DataGridViewCellEventArgs e)
        {

        }


    }
}