admin_librarybasicset.vb

图书馆管理系统,是数据库的课程设计,报告里面包含了需求分析数据字典概念结构设计逻辑结构设计数据库物理设计数据库实施

Imports System.Data
'引入数据库操作类命名空间
Imports System.Data.OleDb
'引入ADO.NET操作命名空间

Public Class win_librarybasicset
    Inherits System.Windows.Forms.Form
    Dim sqlstr As String 'SQL语句标记
    Dim objDS As DataSet '数据在内存中的缓存

#Region " Windows 窗体设计器生成的代码 "

    Public Sub New()
        MyBase.New()

        '该调用是 Windows 窗体设计器所必需的。
        InitializeComponent()

        '在 InitializeComponent() 调用之后添加任何初始化

    End Sub

    '窗体重写 dispose 以清理组件列表。
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    'Windows 窗体设计器所必需的
    Private components As System.ComponentModel.IContainer

    '注意: 以下过程是 Windows 窗体设计器所必需的
    '可以使用 Windows 窗体设计器修改此过程。
    '不要使用代码编辑器修改它。
    Friend WithEvents GroupBox1 As System.Windows.Forms.GroupBox
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents Label4 As System.Windows.Forms.Label
    Friend WithEvents Label5 As System.Windows.Forms.Label
    Friend WithEvents Label6 As System.Windows.Forms.Label
    Friend WithEvents Label7 As System.Windows.Forms.Label
    Friend WithEvents btmodi As System.Windows.Forms.Button
    Friend WithEvents tbboardreflash As System.Windows.Forms.TextBox
    Friend WithEvents tbreland As System.Windows.Forms.TextBox
    Friend WithEvents tblanddays As System.Windows.Forms.TextBox
    Friend WithEvents tblandnum As System.Windows.Forms.TextBox
    Friend WithEvents rbclose As System.Windows.Forms.RadioButton
    Friend WithEvents rbopen As System.Windows.Forms.RadioButton
    Friend WithEvents btclose As System.Windows.Forms.Button
    Friend WithEvents btreset As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(win_librarybasicset))
        Me.GroupBox1 = New System.Windows.Forms.GroupBox
        Me.btreset = New System.Windows.Forms.Button
        Me.btclose = New System.Windows.Forms.Button
        Me.btmodi = New System.Windows.Forms.Button
        Me.Label7 = New System.Windows.Forms.Label
        Me.Label6 = New System.Windows.Forms.Label
        Me.tbboardreflash = New System.Windows.Forms.TextBox
        Me.tbreland = New System.Windows.Forms.TextBox
        Me.tblanddays = New System.Windows.Forms.TextBox
        Me.tblandnum = New System.Windows.Forms.TextBox
        Me.rbclose = New System.Windows.Forms.RadioButton
        Me.rbopen = New System.Windows.Forms.RadioButton
        Me.Label5 = New System.Windows.Forms.Label
        Me.Label4 = New System.Windows.Forms.Label
        Me.Label3 = New System.Windows.Forms.Label
        Me.Label2 = New System.Windows.Forms.Label
        Me.Label1 = New System.Windows.Forms.Label
        Me.GroupBox1.SuspendLayout()
        Me.SuspendLayout()
        '
        'GroupBox1
        '
        Me.GroupBox1.Controls.Add(Me.btreset)
        Me.GroupBox1.Controls.Add(Me.btclose)
        Me.GroupBox1.Controls.Add(Me.btmodi)
        Me.GroupBox1.Controls.Add(Me.Label7)
        Me.GroupBox1.Controls.Add(Me.Label6)
        Me.GroupBox1.Controls.Add(Me.tbboardreflash)
        Me.GroupBox1.Controls.Add(Me.tbreland)
        Me.GroupBox1.Controls.Add(Me.tblanddays)
        Me.GroupBox1.Controls.Add(Me.tblandnum)
        Me.GroupBox1.Controls.Add(Me.rbclose)
        Me.GroupBox1.Controls.Add(Me.rbopen)
        Me.GroupBox1.Controls.Add(Me.Label5)
        Me.GroupBox1.Controls.Add(Me.Label4)
        Me.GroupBox1.Controls.Add(Me.Label3)
        Me.GroupBox1.Controls.Add(Me.Label2)
        Me.GroupBox1.Controls.Add(Me.Label1)
        Me.GroupBox1.Location = New System.Drawing.Point(2, 0)
        Me.GroupBox1.Name = "GroupBox1"
        Me.GroupBox1.Size = New System.Drawing.Size(326, 144)
        Me.GroupBox1.TabIndex = 0
        Me.GroupBox1.TabStop = False
        Me.GroupBox1.Text = "基本配置"
        '
        'btreset
        '
        Me.btreset.ForeColor = System.Drawing.SystemColors.ControlText
        Me.btreset.Location = New System.Drawing.Point(208, 72)
        Me.btreset.Name = "btreset"
        Me.btreset.Size = New System.Drawing.Size(104, 24)
        Me.btreset.TabIndex = 7
        Me.btreset.Text = "默认数据"
        '
        'btclose
        '
        Me.btclose.DialogResult = System.Windows.Forms.DialogResult.Cancel
        Me.btclose.ForeColor = System.Drawing.SystemColors.ControlText
        Me.btclose.Location = New System.Drawing.Point(264, 104)
        Me.btclose.Name = "btclose"
        Me.btclose.Size = New System.Drawing.Size(48, 24)
        Me.btclose.TabIndex = 9
        Me.btclose.Text = "关闭"
        '
        'btmodi
        '
        Me.btmodi.ForeColor = System.Drawing.SystemColors.ControlText
        Me.btmodi.Location = New System.Drawing.Point(208, 104)
        Me.btmodi.Name = "btmodi"
        Me.btmodi.Size = New System.Drawing.Size(48, 24)
        Me.btmodi.TabIndex = 8
        Me.btmodi.Text = "修改"
        '
        'Label7
        '
        Me.Label7.ForeColor = System.Drawing.SystemColors.ControlText
        Me.Label7.Location = New System.Drawing.Point(168, 112)
        Me.Label7.Name = "Label7"
        Me.Label7.Size = New System.Drawing.Size(32, 24)
        Me.Label7.TabIndex = 12
        Me.Label7.Text = "毫秒"
        Me.Label7.TextAlign = System.Drawing.ContentAlignment.MiddleLeft
        '
        'Label6
        '
        Me.Label6.ForeColor = System.Drawing.SystemColors.ControlText
        Me.Label6.Location = New System.Drawing.Point(144, 64)
        Me.Label6.Name = "Label6"
        Me.Label6.Size = New System.Drawing.Size(16, 24)
        Me.Label6.TabIndex = 11
        Me.Label6.Text = "天"
        Me.Label6.TextAlign = System.Drawing.ContentAlignment.MiddleLeft
        '
        'tbboardreflash
        '
        Me.tbboardreflash.ForeColor = System.Drawing.SystemColors.ControlText
        Me.tbboardreflash.Location = New System.Drawing.Point(104, 112)
        Me.tbboardreflash.Name = "tbboardreflash"
        Me.tbboardreflash.Size = New System.Drawing.Size(56, 21)
        Me.tbboardreflash.TabIndex = 6
        Me.tbboardreflash.Text = ""
        '
        'tbreland
        '
        Me.tbreland.ForeColor = System.Drawing.SystemColors.ControlText
        Me.tbreland.Location = New System.Drawing.Point(104, 88)
        Me.tbreland.Name = "tbreland"
        Me.tbreland.Size = New System.Drawing.Size(32, 21)
        Me.tbreland.TabIndex = 5
        Me.tbreland.Text = ""
        '
        'tblanddays
        '
        Me.tblanddays.ForeColor = System.Drawing.SystemColors.ControlText
        Me.tblanddays.Location = New System.Drawing.Point(104, 64)
        Me.tblanddays.Name = "tblanddays"
        Me.tblanddays.Size = New System.Drawing.Size(32, 21)
        Me.tblanddays.TabIndex = 4
        Me.tblanddays.Text = ""
        '
        'tblandnum
        '
        Me.tblandnum.ForeColor = System.Drawing.SystemColors.ControlText