学院派福利——C#+SQL Server图书管理系统

这是sql server的第七、八次上机内容，抽了几天时间给做了

在原有的booksDB库中加了一个Admin表：UserName：root，PassWord：123456.

环境：Visual Studio 2010，SQL Server 2008

参考书籍：

项目结构：

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;

using System.Threading;

namespace WindowsFormsApplication2

{

    public partial class Login : Form

    {

        public Login()

        {

            InitializeComponent();

        }

        private void label1_Click(object sender, EventArgs e)

        {

        }

        private void textBox2_TextChanged(object sender, EventArgs e)

        {

        }

        private void label1_Click_1(object sender, EventArgs e)

        {

        }

        private void button1_Click(object sender, EventArgs e)

        {

            string User = UserName.Text;

            string Pwd = PassWord.Text;

            SqlConnection conn = new SqlConnection();

            conn.ConnectionString = "server=.;database=booksDB;integrated security=True";

            try

            {

                conn.Open();

                SqlCommand comm = conn.CreateCommand();

                comm.CommandText = "select * from Admin where UserName='" + User + "'";

                SqlDataReader reader = comm.ExecuteReader();

                if (reader.Read())

                {

                    string password = reader.GetString(reader.GetOrdinal("PassWord"));

                    if (Pwd == password)

                    {

                        MessageBox.Show("登陆成功！");

                        new Thread(() => Application.Run(new Menu())).Start();

                        this.Close();

                        //this.Hide();

                        //Form M = new Management();

                        //M.Show();

                    }

                    else

                    {

                        MessageBox.Show("密码错误！");

                        UserName.Text = " ";

                        PassWord.Text = " ";

                    }

                }

                else

                {

                    MessageBox.Show("用户不存在！");

                    UserName.Text = " ";

                    PassWord.Text = " ";

                }

            }

            catch (Exception ex)

            {

                MessageBox.Show(ex.Message, "操作数据库出错");

            }

            finally

            {

                conn.Close();

            }

        }

    }

}

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;

namespace WindowsFormsApplication2

{

    public partial class Menu : Form

    {

        public Menu()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)

        {

            this.Hide();

            new ReaderTypeM().Show();

        }

        private void button2_Click(object sender, EventArgs e)

        {

            this.Hide();

            new BookM().Show();

        }

        private void button3_Click(object sender, EventArgs e)

        {

            this.Hide();

            new ReaderM().Show();

        }

        private void button4_Click(object sender, EventArgs e)

        {

            this.Hide();

            new BorrowAndReturn().Show();

        }

        private void Menu_Load(object sender, EventArgs e)

        {

        }

        private void Out_Click(object sender, EventArgs e)

        {

            this.Close();

        }

    }

}

连数据库前先用BindingSource控件绑定数据库数据。再用DataGridView控件展示数据。

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 WindowsFormsApplication2

{

    public partial class ReaderTypeM : Form

    {

        public ReaderTypeM()

        {

            InitializeComponent();

        }

        private void BackMenu_Click(object sender, EventArgs e)

        {

            this.Hide();

            new Menu().Show();

        }

        private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)

        {

        }

        private void Add_Click(object sender, EventArgs e)

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "insert into ReaderType values(@rdType,@rdTypeName,@canLendQty,@canLendDay)";

            comm.Parameters.AddWithValue("@rdType", txtrdType.Text);

            comm.Parameters.AddWithValue("@rdTypeName", txtrdTypeName.Text);

            comm.Parameters.AddWithValue("@canLendQty", txtcanLendQty.Text);

            comm.Parameters.AddWithValue("@canLendDay", txtcanLendDay.Text);

            try

            {

                comm.ExecuteNonQuery();

                MessageBox.Show("插入成功！");

                DataBind();

            }

            catch (Exception ex)

            {

                MessageBox.Show("插入失败！" + ex.Message);

            }

        }

        private void Search_Click(object sender, EventArgs e)

        {

            DataBind();

        }

        private void Delete_Click(object sender, EventArgs e)

        {

            MessageBoxButtons messButton = MessageBoxButtons.OKCancel;

            DialogResult dr = MessageBox.Show("确定要删除吗?", "确定", messButton);

            if (dr == DialogResult.OK)

            {

                SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

                conn.Open();

                SqlCommand comm = conn.CreateCommand();

                comm.CommandText = "delete from ReaderType where rdType = @rdType";

                comm.Parameters.AddWithValue("@rdType", txtrdType.Text);

                try

                {

                    comm.ExecuteNonQuery();

                    MessageBox.Show("删除成功！");

                    DataBind();

                }

                catch (Exception ex)

                {

                    MessageBox.Show("删除失败！" + ex.Message);

                }

            }

        }

        private void Alter_Click(object sender, EventArgs e)

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "update ReaderType set rdType=@rdType,rdTypeName=@rdTypeName,canLendQty=@canLendQty,canLendDay=@canLendDay where rdType=@rdType";

            comm.Parameters.AddWithValue("@rdType", txtrdType.Text);

            comm.Parameters.AddWithValue("@rdTypeName", txtrdTypeName.Text);

            comm.Parameters.AddWithValue("@canLendQty", txtcanLendQty.Text);

            comm.Parameters.AddWithValue("@canLendDay", txtcanLendDay.Text);

            try

            {

                comm.ExecuteNonQuery();

                MessageBox.Show("更新成功！");

                DataBind();

            }

            catch (Exception ex)

            {

                MessageBox.Show("更新失败！" + ex.Message);

            }

        }

        private void DataBind()

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "select rdType 类别号,rdTypeName 类别名称,canLendQty 可借数量,canLendDay 可借天数 from ReaderType";

            SqlDataAdapter sda = new SqlDataAdapter(comm);

            DataSet ds = new DataSet();

            sda.Fill(ds);

            dgvBook.DataSource = ds.Tables[];

            txtrdType.DataBindings.Clear();

            txtrdTypeName.DataBindings.Clear();

            txtcanLendQty.DataBindings.Clear();

            txtcanLendDay.DataBindings.Clear();

            txtrdType.DataBindings.Add("Text", ds.Tables[], "类别号");

            txtrdTypeName.DataBindings.Add("Text", ds.Tables[], "类别名称");

            txtcanLendQty.DataBindings.Add("Text", ds.Tables[], "可借数量");

            txtcanLendDay.DataBindings.Add("Text", ds.Tables[], "可借天数");

            conn.Close();

        }

        private void ReaderTypeM_Load(object sender, EventArgs e)

        {

            DataBind();

        }

        private void bindingSource1_CurrentChanged(object sender, EventArgs e)

        {

        }

    }

}

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 WindowsFormsApplication2

{

    public partial class BookM : Form

    {

        public BookM()

        {

            InitializeComponent();

        }

        private void bindingSource1_CurrentChanged(object sender, EventArgs e)

        {

        }

        private void BackMenu_Click(object sender, EventArgs e)

        {

            this.Hide();

            new Menu().Show();

        }

        private void Add_Click(object sender, EventArgs e)

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "insert into Book values(@bkID,@bkName,@bkAuthor,@bkPress,@bkPrice,@bkStatus)";

            comm.Parameters.AddWithValue("@bkID", txtbkID.Text);

            comm.Parameters.AddWithValue("@bkName", txtbkName.Text);

            comm.Parameters.AddWithValue("@bkAuthor", txtbkAuthor.Text);

            comm.Parameters.AddWithValue("@bkPress", txtbkPress.Text);

            comm.Parameters.AddWithValue("@bkPrice", txtbkPrice.Text);

            comm.Parameters.AddWithValue("@bkStatus", txtbkStatus.Text);

            try

            {

                comm.ExecuteNonQuery();

                MessageBox.Show("插入成功！");

                DataBind();

            }

            catch (Exception ex)

            {

                MessageBox.Show("插入失败！" + ex.Message);

            }

        }

        private void Search_Click(object sender, EventArgs e)

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "select bkID 书号,bkName 书名,bkAuthor 作者,bkPress 出版社,bkPrice 单价,bkStatus 状态 from Book where bkName like + @bkName + '%'  ";

            comm.Parameters.AddWithValue("@bkName", txtbkName.Text);

            SqlDataAdapter sda = new SqlDataAdapter(comm);

            DataSet ds = new DataSet();

            sda.Fill(ds);

            dgvBook.DataSource = ds.Tables[];

        }

        private void Delete_Click(object sender, EventArgs e)

        {

            MessageBoxButtons messButton = MessageBoxButtons.OKCancel;

            DialogResult dr = MessageBox.Show("确定要删除吗?", "确定", messButton);

            if (dr == DialogResult.OK)

            {

                SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

                conn.Open();

                SqlCommand comm = conn.CreateCommand();

                comm.CommandText = "delete from Book where bkID = @bkID";

                comm.Parameters.AddWithValue("@bkID", txtbkID.Text);

                try

                {

                    comm.ExecuteNonQuery();

                    MessageBox.Show("删除成功！");

                    DataBind();

                }

                catch (Exception ex)

                {

                    MessageBox.Show("删除失败！" + ex.Message);

                }

            }

        }

        private void Alter_Click(object sender, EventArgs e)

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "update Book set bkID=@bkID,bkName=@bkName,bkAuthor=@bkAuthor,bkPress=@bkPress,bkPrice=@bkPrice,bkStatus=@bkStatus where bkID=@bkID";

            comm.Parameters.AddWithValue("@bkID", txtbkID.Text);

            comm.Parameters.AddWithValue("@bkName", txtbkName.Text);

            comm.Parameters.AddWithValue("@bkAuthor", txtbkAuthor.Text);

            comm.Parameters.AddWithValue("@bkPress", txtbkPress.Text);

            comm.Parameters.AddWithValue("@bkPrice", txtbkPrice.Text);

            comm.Parameters.AddWithValue("@bkStatus", txtbkStatus.Text);

            try

            {

                comm.ExecuteNonQuery();

                MessageBox.Show("更新成功！");

                DataBind();

            }

            catch (Exception ex)

            {

                MessageBox.Show("更新失败！" + ex.Message);

            }

        }

        private void DataBind()

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "select bkID 书号,bkName 书名,bkAuthor 作者,bkPress 出版社,bkPrice 单价,bkStatus 状态 from Book";

            SqlDataAdapter sda = new SqlDataAdapter(comm);

            DataSet ds = new DataSet();

            sda.Fill(ds);

            dgvBook.DataSource = ds.Tables[];

            txtbkID.DataBindings.Clear();

            txtbkName.DataBindings.Clear();

            txtbkAuthor.DataBindings.Clear();

            txtbkPress.DataBindings.Clear();

            txtbkPrice.DataBindings.Clear();

            txtbkStatus.DataBindings.Clear();

            txtbkID.DataBindings.Add("Text", ds.Tables[], "书号");

            txtbkName.DataBindings.Add("Text", ds.Tables[], "书名");

            txtbkAuthor.DataBindings.Add("Text", ds.Tables[], "作者");

            txtbkPress.DataBindings.Add("Text", ds.Tables[], "出版社");

            txtbkPrice.DataBindings.Add("Text",ds.Tables[],"单价");

            txtbkStatus.DataBindings.Add("Text",ds.Tables[],"状态");

            conn.Close();

        }

        private void BookM_Load(object sender, EventArgs e)

        {

            DataBind();

        }

    }

}

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 WindowsFormsApplication2

{

    public partial class ReaderM : Form

    {

        public ReaderM()

        {

            InitializeComponent();

        }

        private void BackMenu_Click(object sender, EventArgs e)

        {

            this.Hide();

            new Menu().Show();

        }

        private void Add_Click(object sender, EventArgs e)

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "insert into Reader values(@rdID,@rdType,@rdName,@rdDept,@rdQQ,@rdBorrowQty)";

            comm.Parameters.AddWithValue("@rdID", txtrdID.Text);

            comm.Parameters.AddWithValue("@rdType", txtrdType.Text);

            comm.Parameters.AddWithValue("@rdName", txtrdName.Text);

            comm.Parameters.AddWithValue("@rdDept", txtrdDept.Text);

            comm.Parameters.AddWithValue("@rdQQ", txtrdQQ.Text);

            comm.Parameters.AddWithValue("@rdBorrowQty", txtrdBorrowQty.Text);

            try

            {

                comm.ExecuteNonQuery();

                MessageBox.Show("插入成功！");

                DataBind();

            }

            catch (Exception ex)

            {

                MessageBox.Show("插入失败！" + ex.Message);

            }

        }

        private void Search_Click(object sender, EventArgs e)

        {

            DataBind();

        }

        private void Delete_Click(object sender, EventArgs e)

        {

            MessageBoxButtons messButton = MessageBoxButtons.OKCancel;

            DialogResult dr = MessageBox.Show("确定要删除吗?", "确定", messButton);

            if (dr == DialogResult.OK)

            {

                SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

                conn.Open();

                SqlCommand comm = conn.CreateCommand();

                comm.CommandText = "delete from Reader where rdID = @rdID";

                comm.Parameters.AddWithValue("@rdID", txtrdID.Text);

                try

                {

                    comm.ExecuteNonQuery();

                    MessageBox.Show("删除成功！");

                    DataBind();

                }

                catch (Exception ex)

                {

                    MessageBox.Show("删除失败！" + ex.Message);

                }

            }

        }

        private void Alter_Click(object sender, EventArgs e)

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "update Reader set rdID=@rdID,rdType=@rdType,rdName=@rdName,rdDept=@rdDept,rdQQ=@rdQQ,rdBorrowQty=@rdBorrowQty where rdID=@rdID";

            comm.Parameters.AddWithValue("@rdID", txtrdID.Text);

            comm.Parameters.AddWithValue("@rdType", txtrdType .Text);

            comm.Parameters.AddWithValue("@rdName", txtrdName.Text);

            comm.Parameters.AddWithValue("@rdDept", txtrdDept.Text);

            comm.Parameters.AddWithValue("@rdQQ", txtrdQQ.Text);

            comm.Parameters.AddWithValue("@rdBorrowQty",txtrdBorrowQty.Text);

            try

            {

                comm.ExecuteNonQuery();

                MessageBox.Show("更新成功！");

                DataBind();

            }

            catch (Exception ex)

            {

                MessageBox.Show("更新失败！" + ex.Message);

            }

        }

        private void DataBind()

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "select rdID 读者编号,rdType 读者类别号,rdName 读者姓名,rdDept 读者单位,rdQQ 读者QQ,rdBorrowQty 已借书数量 from Reader";

            SqlDataAdapter sda = new SqlDataAdapter(comm);

            DataSet ds = new DataSet();

            sda.Fill(ds);

            dgvReader.DataSource = ds.Tables[];

            txtrdID.DataBindings.Clear();

            txtrdType.DataBindings.Clear();

            txtrdName.DataBindings.Clear();

            txtrdDept.DataBindings.Clear();

            txtrdQQ.DataBindings.Clear();

            txtrdBorrowQty.DataBindings.Clear();

            txtrdID.DataBindings.Add("Text", ds.Tables[], "读者编号");

            txtrdType.DataBindings.Add("Text", ds.Tables[], "读者类别号");

            txtrdName.DataBindings.Add("Text", ds.Tables[], "读者姓名");

            txtrdDept.DataBindings.Add("Text", ds.Tables[], "读者单位");

            txtrdQQ.DataBindings.Add("Text", ds.Tables[], "读者QQ");

            txtrdBorrowQty.DataBindings.Add("Text", ds.Tables[], "已借书数量");

            conn.Close();

        }

        private void ReaderM_Load(object sender, EventArgs e)

        {

            DataBind();

        }

    }

}

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 WindowsFormsApplication2

{

    public partial class BorrowAndReturn : Form

    {

        public BorrowAndReturn()

        {

            InitializeComponent();

        }

        private void BorrowBook_Click(object sender, EventArgs e)

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "exec usp_BorrowBook @rdID,@bkID";

            comm.Parameters.AddWithValue("@rdID", txtrdID.Text);

            comm.Parameters.AddWithValue("@bkID", txtbkID.Text);

            try

            {

                comm.ExecuteNonQuery();

                MessageBox.Show("借书成功！");

            }

            catch (Exception ex)

            {

                MessageBox.Show("借书失败！" + ex.Message);

            }

        }

        private void ReturnBook_Click(object sender, EventArgs e)

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "exec usp_ReturnBook @rdID,@bkID";

            comm.Parameters.AddWithValue("@rdID", txtrdID.Text);

            comm.Parameters.AddWithValue("@bkID", txtbkID.Text);

            try

            {

                comm.ExecuteNonQuery();

                MessageBox.Show("还书成功！");

            }

            catch (Exception ex)

            {

                MessageBox.Show("还书失败！" + ex.Message);

            }

        }

        private void BorrowAndReturn_Load(object sender, EventArgs e)

        {

        }

        private void BackMenu_Click(object sender, EventArgs e)

        {

            this.Hide();

            new Menu().Show();

        }

        private void Borrow_Click(object sender, EventArgs e)

        {

            SqlConnection conn = new SqlConnection("server=.;database=booksDB;integrated security=True");

            conn.Open();

            SqlCommand comm = conn.CreateCommand();

            comm.CommandText = "select rdID 读者编号,bkID 书号,DateBorrow 借书日期,DateLendPlan 应还日期,DateLendAct 实际还书日期 from Borrow";

            SqlDataAdapter sda = new SqlDataAdapter(comm);

            DataSet ds = new DataSet();

            sda.Fill(ds);

            dgvBorrow.DataSource = ds.Tables[];

            conn.Close();

        }

    }

}

源码地址：https://github.com/Vito-Yan/iCourse

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