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學院派福利——C#+SQL Server圖書管理系統

本文轉載自   查看原文   2017-05-02 09:49   6655    c#/ sql server

這是sql server的第七、八次上機內容，抽了幾天時間給做了

在原有的booksDB庫中加了一個Admin表：UserName：root，PassWord：123456.

環境：Visual Studio 2010，SQL Server 2008

參考書籍：

 

項目結構：

 

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("登陸成功！");
                        new Thread(() => Application.Run(new Menu())).Start();
                        this.Close();
                        //this.Hide(); 
                        //Form M = new Management();
                        //M.Show();
                    }
                    else
                    {
                        MessageBox.Show("密碼錯誤！");
                        UserName.Text = " ";
                        PassWord.Text = " ";
                    }
                }
                else
                {
                    MessageBox.Show("用戶不存在！");
                    UserName.Text = " ";
                    PassWord.Text = " ";
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "操作數據庫出錯");
            }
            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();
        }
    }
}

連數據庫前先用BindingSource控件綁定數據庫數據。再用DataGridView控件展示數據。

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("插入失敗！" + 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("確定要刪除嗎?", "確定", 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("刪除成功！");
                    DataBind();
                }
                catch (Exception ex)
                {

                    MessageBox.Show("刪除失敗！" + 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("更新失敗！" + 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 類別號,rdTypeName 類別名稱,canLendQty 可借數量,canLendDay 可借天數 from ReaderType";
            SqlDataAdapter sda = new SqlDataAdapter(comm);
            DataSet ds = new DataSet();
            sda.Fill(ds);
            dgvBook.DataSource = ds.Tables[0];

            txtrdType.DataBindings.Clear();
            txtrdTypeName.DataBindings.Clear();
            txtcanLendQty.DataBindings.Clear();
            txtcanLendDay.DataBindings.Clear();

            txtrdType.DataBindings.Add("Text", ds.Tables[0], "類別號");
            txtrdTypeName.DataBindings.Add("Text", ds.Tables[0], "類別名稱");
            txtcanLendQty.DataBindings.Add("Text", ds.Tables[0], "可借數量");
            txtcanLendDay.DataBindings.Add("Text", ds.Tables[0], "可借天數");
            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("插入失敗！" + 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 書號,bkName 書名,bkAuthor 作者,bkPress 出版社,bkPrice 單價,bkStatus 狀態 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[0];
        }

        private void Delete_Click(object sender, EventArgs e)
        {
            MessageBoxButtons messButton = MessageBoxButtons.OKCancel;
            DialogResult dr = MessageBox.Show("確定要刪除嗎?", "確定", 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("刪除成功！");
                    DataBind();
                }
                catch (Exception ex)
                {

                    MessageBox.Show("刪除失敗！" + 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("更新失敗！" + 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 書號,bkName 書名,bkAuthor 作者,bkPress 出版社,bkPrice 單價,bkStatus 狀態 from Book";
            SqlDataAdapter sda = new SqlDataAdapter(comm);
            DataSet ds = new DataSet();
            sda.Fill(ds);
            dgvBook.DataSource = ds.Tables[0];

            txtbkID.DataBindings.Clear();
            txtbkName.DataBindings.Clear();
            txtbkAuthor.DataBindings.Clear();
            txtbkPress.DataBindings.Clear();
            txtbkPrice.DataBindings.Clear();
            txtbkStatus.DataBindings.Clear();

            txtbkID.DataBindings.Add("Text", ds.Tables[0], "書號");
            txtbkName.DataBindings.Add("Text", ds.Tables[0], "書名");
            txtbkAuthor.DataBindings.Add("Text", ds.Tables[0], "作者");
            txtbkPress.DataBindings.Add("Text", ds.Tables[0], "出版社");
            txtbkPrice.DataBindings.Add("Text",ds.Tables[0],"單價");
            txtbkStatus.DataBindings.Add("Text",ds.Tables[0],"狀態");
            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("插入失敗！" + 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("確定要刪除嗎?", "確定", 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("刪除成功！");
                    DataBind();
                }
                catch (Exception ex)
                {

                    MessageBox.Show("刪除失敗！" + 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("更新失敗！" + 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 讀者編號,rdType 讀者類別號,rdName 讀者姓名,rdDept 讀者單位,rdQQ 讀者QQ,rdBorrowQty 已借書數量 from Reader";
            SqlDataAdapter sda = new SqlDataAdapter(comm);
            DataSet ds = new DataSet();
            sda.Fill(ds);
            dgvReader.DataSource = ds.Tables[0];

            txtrdID.DataBindings.Clear();
            txtrdType.DataBindings.Clear();
            txtrdName.DataBindings.Clear();
            txtrdDept.DataBindings.Clear();
            txtrdQQ.DataBindings.Clear();
            txtrdBorrowQty.DataBindings.Clear();

            txtrdID.DataBindings.Add("Text", ds.Tables[0], "讀者編號");
            txtrdType.DataBindings.Add("Text", ds.Tables[0], "讀者類別號");
            txtrdName.DataBindings.Add("Text", ds.Tables[0], "讀者姓名");
            txtrdDept.DataBindings.Add("Text", ds.Tables[0], "讀者單位");
            txtrdQQ.DataBindings.Add("Text", ds.Tables[0], "讀者QQ");
            txtrdBorrowQty.DataBindings.Add("Text", ds.Tables[0], "已借書數量");
            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("借書成功！");
            }
            catch (Exception ex)
            {

                MessageBox.Show("借書失敗！" + 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("還書成功！");
            }
            catch (Exception ex)
            {

                MessageBox.Show("還書失敗！" + 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 讀者編號,bkID 書號,DateBorrow 借書日期,DateLendPlan 應還日期,DateLendAct 實際還書日期 from Borrow";
            SqlDataAdapter sda = new SqlDataAdapter(comm);
            DataSet ds = new DataSet();
            sda.Fill(ds);
            dgvBorrow.DataSource = ds.Tables[0];
            conn.Close();  
        }

    }
}

 源碼地址：https://github.com/Vito-Yan/iCourse


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