图书管理系统代码_数据库课题设计图书管理系统

本文介绍了使用Visual Basic 6.0开发的图书管理系统,涵盖了书籍管理、读者管理、借阅管理、系统管理四大功能模块,详细阐述了各模块的具体操作,如书籍信息的增删改查,读者信息管理,借还书记录等,并提供了部分关键代码示例。系统旨在提升图书管理员的工作效率,实现了图书管理自动化。

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这学期学了数据库这门课,做了一个图书管理系统,采用Visual Basic 6.0 作为开发工具,设计一款友好的图形用户界面、简便操作的图书管理系统。

  1. 系统功能设计

开发本系统是实现图书管理系统自动化,帮助图书管理员更好更高效地完成图书管理工作,本系统要完成的功能主要有:

书籍管理部分:图书类别管理和图书信息管理。其中,书籍类别管理包括添加书籍类别、修改书籍类别、删除书籍类别等;书籍信息管理包括书籍信息的添加、修改、查询、删除等。

读者管理部分:读者类别管理和读者信息管理,读者类别管理包括读者类别添加、修改、删除等;读者信息包括读者添加读者信息、修改读者信息、查询读者信息、删除读者信息等。

借阅管理部分:借书信息管理和还书信息管理,借书信息管理、还书信息管理均包括其信息的添加、修改、查询等。

系统管理部分:添加管理员,修改密码,退出系统等操作。

二. 模块设计

书籍管理部分实现对书籍类别、书籍信息的添加、修改、删除等操作。

读者管理部分实现对读者类别、读者信息的添加、修改、删除等操作。

借阅管理部分实现对借书信息、还书信息的添加、修改、查询等操作。

系统管理部分实现对管理员信息的注册,删除,修改等操作。

三. 程序预览

  1. 登录界面及图书管理系统界面

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登录界面

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主界面

  2. 书籍管理功能

“书籍管理”菜单下有两个一级菜单:“书籍信息管理”和“书籍类别管理”。

2.1 书籍信息管理

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f0d1ec74c77ae4690fa30cd0c3e0971d.png

2.2 书籍类别管理

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 3. 读者管理功能

“读者管理”菜单下有两个一级菜单:“读者类别管理”和“读者信息管理”。

3.1 读者类别管理

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3.2 读者信息管理

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0dcb7113205af6bb4da85be1e9b94419.png 

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 4. 图书借阅管理功能

“借阅管理”菜单下有2个一级菜单:“借书管理”和“还书管理”。

4.1 借书管理

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4.2 还书管理

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5.系统管理功能

“系统管理”菜单下有3个子菜单,分别是“添加管理员”、“修改密码”和“退出系统”。

5.1 添加管理员

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5.2修改密码

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5.3 单击“退出”及退出系统。

  6. 帮助菜单

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四.数据库设计

数据库名为book.mdb,在库中设计六张表,它们分别为dzlb(读者类别表)、dzxx(读者信息表)、jyxx(借阅信息表)、sjxx(书籍信息表)、sjlb(书籍类别表)、sys(系统管理表)。

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表间关系:

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4.1 读者类别表

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4.2 读者信息表

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4.3 借阅信息表

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4.4 书籍类别表

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4.5 书籍信息表

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4.6 系统管理表

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五. 系统代码

5.1 登录界面代码

Private Sub Command1_Click()

Dim sql As String

Dim rss As New ADODB.Recordset

If Trim(Textname.Text) = "" Then

    MsgBox "用户名不能为空!", vbOKOnly + vbExclamation, "注意"

    Textname.SetFocus

Else

    sql = "select * from sys where Uname='" & Trim(Textname.Text) & "'"

    rss.CursorLocation = adUseClient

    rss.Open sql, cn, adOpenKeyset, adLockOptimistic

    If rss.EOF = True Then

        MsgBox "没有'" & Trim(Textname.Text) & "'这一用户", vbOKOnly + vbExclamation, "注意"

        Textname.SetFocus

    Else

        If Trim(rss.Fields(1)) = Trim(Textpwd.Text) Then

            MsgBox "恭喜客官,登录成功!", vbOKOnly, "登录"

            loginname = Trim(Textname.Text)

            password = Trim(Textpwd.Text)

            rss.Close

            form1.Show

            Unload Me

        Else

            MsgBox "密码不正确,请检查后重新输入!", vbOKOnly + vbExclamation, "注意"

            Textpwd.SetFocus

            Textpwd.Text = ""

        End If

    End If

End If

cnt = cnt + 1

If cnt = 3 Then

MsgBox "哦!不好,客观你已经登录失败超过三次,系统将自动退出!", vbOKOnly, "登录失败"

Unload Me

End If

End Sub

Private Sub Form_Load()

connstring = "Provider=SQLOLEDB.1;Password=123456;Persist Security Info=True;User ID=sa;Initial Catalog=book;Data Source=XIAOYANG-PC"

cn.Open connstring

cnt = 0

End Sub

5.2 主界面代码

Private Sub book_bl1_add_Click()

 Form12.Show

 End Sub

Private Sub book_bl1_find_Click()

 form13.Show

End Sub

Private Sub book_bl2_lend_Click()

 Form14.Show

End Sub

Private Sub book_m1_add_Click()

 Form2.Show

End Sub

Private Sub book_m1_alter_Click()

 Form3.Show

End Sub

Private Sub book_m1_del_Click()

 Form3.Show

End Sub

Private Sub book_m2_add_Click()

 Form4.Show

End Sub

Private Sub book_m2_alter_Click()

 Form5.Show

End Sub

Private Sub book_m2_del_Click()

 Form5.Show

End Sub

Private Sub book_m2_find_Click()

 Form6.Show

End Sub

Private Sub book_r2_add_Click()

 Form9.Show

End Sub

Private Sub book_r2_alter_Click()

 Form10.Show

End Sub

Private Sub book_r2_del_Click()

 Form10.Show

End Sub

Private Sub book_r2_find_Click()

 Form11.Show

End Sub

Private Sub book_system_er_Click()

 Form15.Show

End Sub

Private Sub book_system_exit_Click()

 End

End Sub

Private Sub book_system_password_Click()

 Form16.Show

End Sub

Private Sub bookr_r1_add_Click()

 Form7.Show

End Sub

Private Sub bookr_r1_alter_Click()

 Form8.Show

End Sub

Private Sub bookr_r1_del_Click()

 Form8.Show

End Sub

Private Sub help_Click()

 form17.Show

End Sub

5.3 新增图书类别代码

Private Sub Command1_Click()

 Dim sql As String

 Dim rs1 As New ADODB.Recordset

 sql = " select * from sjlb where 类别编号= '" & Text1.Text & "' "

 rs1.Ope

  一、序言····················································································································· 4 二、需求分析说明书···································································································· 4 2.1系统介绍................................................................................................................................................. 4 2.2系统面向的用户群体............................................................................................................................. 4 2.3系统的功能性需求................................................................................................................................. 4 2.4系统的非功能性需求............................................................................................................................. 5 2.4.1用户界面需求.................................................................................................................................. 5 2.4.2软硬件环境需求.............................................................................................................................. 5 2.4.3软件质量需求.................................................................................................................................. 5 三、可行性分析报告···································································································· 5 3.1技术可行性............................................................................................................................................. 5 3.2人员可能性............................................................................................................................................. 5 3.3时间、设备可能性................................................................................................................................. 5 3.4系统工作量............................................................................................................................................. 5 3.5代码工作量............................................................................................................................................. 5 3.6文档要求................................................................................................................................................. 5 四、开发环境与项目规划····························································································· 5 4.1开发环境................................................................................................................................................. 5 4.2项目规划与管理..................................................................................................................................... 5 4.2.1开发人员安排.................................................................................................................................. 5 4.2.2开发进度安排.................................................................................................................................. 6 五、软件界面设计标准与规范······················································································ 6 5.1编写目的................................................................................................................................................. 6 5.2界面设计思想......................................................................................................................................... 6 5.3界面设计原则......................................................................................................................................... 6 5.4界面设计样式......................................................................................................................................... 6 5.5常见提示信息样式................................................................................................................................. 6 5.6常见错误信息样式................................................................................................................................. 7 5.7其他界面约定......................................................................................................................................... 7 六、软件编码设计标准与规范······················································································ 7 6.1对象命名约定......................................................................................................................................... 7 6.2常量和变量命名约定............................................................................................................................. 8 6.3结构化编码约定..................................................................................................................................... 8 6.4数据源的约定......................................................................................................................................... 9 6.5数据库访问约定..................................................................................................................................... 9 6.6其他约定................................................................................................................................................. 9 七、数据库分析与设计································································································ 10 7.1数据库环境说明...................................................................................................................................... 10 7.2数据库命名标准与规范.......................................................................................................................... 10 7.3数据库逻辑设计...................................................................................................................................... 10 7.4数据库物理设计...................................................................................................................................... 10 7.4.1表、视图汇总.................................................................................................................................. 10 7.4.2各表、视图设计详解...................................................................................................................... 11 八、软件体系结构设计说明书······················································································ 15 8.1系统概述................................................................................................................................................. 15 8.2设计约束................................................................................................................................................. 15 8.3设计策略................................................................................................................................................. 15 8.4系统概要设计说明书............................................................................................................................. 16 8.4.1图例说明.......................................................................................................................................... 16 8.4.2系统总体结构图.............................................................................................................................. 16 8.4.3销售子系统流程图.......................................................................................................................... 17 8.4.4进货子系统流程图.......................................................................................................................... 17 8.4.5退货子系统流程图.......................................................................................................................... 17 8.5系统详细设计说明书............................................................................................................................. 17 8.5.1系统模块汇总.................................................................................................................................. 17 8.5.2系统核心模块详解.......................................................................................................................... 18 8.5.3系统模块详解.................................................................................................................................. 28 九、用户界面设计报告································································································ 42 9.1界面设计规范......................................................................................................................................... 42 9.2系统窗体汇总......................................................................................................................................... 42 9.3主界面设计............................................................................................................................................. 43 9.4子界面设计............................................................................................................................................. 43 9.5界面资源设计......................................................................................................................................... 44 十、软件测试分析报告································································································ 44 10.1测试范围与主要内容........................................................................................................................... 44 10.2测试方法............................................................................................................................................... 44 10.3测试报告............................................................................................................................................... 44 10.4改进建议与措施................................................................................................................................... 45 十一、软件使用说明书····························································&
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