frmmodifystinfo.vb

这是一个教务信息管理系统！

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 FrmModifystInfo
    Inherits System.Windows.Forms.Form
    Public ADOcmd As OleDbDataAdapter
    Public ds As DataSet = New DataSet()
    '建立DataSet对象 
    Public mytable As Data.DataTable
    '建立表单对象
    Public myrow As Data.DataRow
    '建立数据行对象
    Public rownumber As Integer
    '定义一个整型变量来存放当前行数
    Public SearchSQL As String
    Public cmd As OleDbCommandBuilder
#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

    '窗体重写处置以清理组件列表。
    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 TxtAddress As System.Windows.Forms.TextBox
    Friend WithEvents TxtComment As System.Windows.Forms.TextBox
    Friend WithEvents TxtRuDate As System.Windows.Forms.TextBox
    Friend WithEvents TxtTel As System.Windows.Forms.TextBox
    Friend WithEvents TxtBornDate As System.Windows.Forms.TextBox
    Friend WithEvents TxtName As System.Windows.Forms.TextBox
    Friend WithEvents TxtSID As System.Windows.Forms.TextBox
    Friend WithEvents Label8 As System.Windows.Forms.Label
    Friend WithEvents Label6 As System.Windows.Forms.Label
    Friend WithEvents Label4 As System.Windows.Forms.Label
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents Label10 As System.Windows.Forms.Label
    Friend WithEvents Label11 As System.Windows.Forms.Label
    Friend WithEvents Label12 As System.Windows.Forms.Label
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents Label5 As System.Windows.Forms.Label
    Friend WithEvents GroupBox1 As System.Windows.Forms.GroupBox
    Friend WithEvents GroupBox2 As System.Windows.Forms.GroupBox
    Friend WithEvents BtModify As System.Windows.Forms.Button
    Friend WithEvents BtUpdate As System.Windows.Forms.Button
    Friend WithEvents BtDelete As System.Windows.Forms.Button
    Friend WithEvents BtCancel As System.Windows.Forms.Button
    Friend WithEvents BtFirst As System.Windows.Forms.Button
    Friend WithEvents BtPrev As System.Windows.Forms.Button
    Friend WithEvents BtLast As System.Windows.Forms.Button
    Friend WithEvents BtNext As System.Windows.Forms.Button
    Friend WithEvents TxtClassno As System.Windows.Forms.TextBox
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents ComboSex As System.Windows.Forms.ComboBox
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.TxtAddress = New System.Windows.Forms.TextBox()
        Me.TxtComment = New System.Windows.Forms.TextBox()
        Me.TxtRuDate = New System.Windows.Forms.TextBox()
        Me.TxtTel = New System.Windows.Forms.TextBox()
        Me.TxtBornDate = New System.Windows.Forms.TextBox()
        Me.TxtName = New System.Windows.Forms.TextBox()
        Me.TxtSID = New System.Windows.Forms.TextBox()
        Me.Label8 = New System.Windows.Forms.Label()
        Me.Label6 = New System.Windows.Forms.Label()
        Me.Label4 = New System.Windows.Forms.Label()
        Me.Label1 = New System.Windows.Forms.Label()
        Me.Label10 = New System.Windows.Forms.Label()
        Me.Label11 = New System.Windows.Forms.Label()
        Me.Label12 = New System.Windows.Forms.Label()
        Me.Label3 = New System.Windows.Forms.Label()
        Me.Label5 = New System.Windows.Forms.Label()
        Me.GroupBox1 = New System.Windows.Forms.GroupBox()
        Me.BtFirst = New System.Windows.Forms.Button()
        Me.BtPrev = New System.Windows.Forms.Button()
        Me.BtLast = New System.Windows.Forms.Button()
        Me.BtNext = New System.Windows.Forms.Button()
        Me.GroupBox2 = New System.Windows.Forms.GroupBox()
        Me.BtModify = New System.Windows.Forms.Button()
        Me.BtUpdate = New System.Windows.Forms.Button()
        Me.BtDelete = New System.Windows.Forms.Button()
        Me.BtCancel = New System.Windows.Forms.Button()
        Me.TxtClassno = New System.Windows.Forms.TextBox()
        Me.Label2 = New System.Windows.Forms.Label()
        Me.ComboSex = New System.Windows.Forms.ComboBox()
        Me.GroupBox1.SuspendLayout()
        Me.GroupBox2.SuspendLayout()
        Me.SuspendLayout()
        '
        'TxtAddress
        '
        Me.TxtAddress.Font = New System.Drawing.Font("宋体", 9.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.TxtAddress.Location = New System.Drawing.Point(321, 142)
        Me.TxtAddress.Name = "TxtAddress"
        Me.TxtAddress.Size = New System.Drawing.Size(125, 21)
        Me.TxtAddress.TabIndex = 38
        Me.TxtAddress.Text = ""
        '
        'TxtComment
        '
        Me.TxtComment.Font = New System.Drawing.Font("宋体", 9.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.TxtComment.Location = New System.Drawing.Point(95, 168)
        Me.TxtComment.Name = "TxtComment"
        Me.TxtComment.Size = New System.Drawing.Size(117, 21)
        Me.TxtComment.TabIndex = 37
        Me.TxtComment.Text = ""
        '
        'TxtRuDate
        '
        Me.TxtRuDate.Font = New System.Drawing.Font("宋体", 9.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.TxtRuDate.Location = New System.Drawing.Point(95, 130)
        Me.TxtRuDate.Name = "TxtRuDate"
        Me.TxtRuDate.Size = New System.Drawing.Size(117, 21)
        Me.TxtRuDate.TabIndex = 36
        Me.TxtRuDate.Text = ""
        '
        'TxtTel
        '
        Me.TxtTel.Font = New System.Drawing.Font("宋体", 9.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.TxtTel.Location = New System.Drawing.Point(321, 100)
        Me.TxtTel.Name = "TxtTel"
        Me.TxtTel.Size = New System.Drawing.Size(125, 21)
        Me.TxtTel.TabIndex = 35
        Me.TxtTel.Text = ""
        '
        'TxtBornDate
        '
        Me.TxtBornDate.Font = New System.Drawing.Font("宋体", 9.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.TxtBornDate.Location = New System.Drawing.Point(321, 58)
        Me.TxtBornDate.Name = "TxtBornDate"
        Me.TxtBornDate.Size = New System.Drawing.Size(125, 21)
        Me.TxtBornDate.TabIndex = 34
        Me.TxtBornDate.Text = ""
        '
        'TxtName
        '
        Me.TxtName.Font = New System.Drawing.Font("宋体", 9.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.TxtName.Location = New System.Drawing.Point(321, 16)
        Me.TxtName.Name = "TxtName"
        Me.TxtName.Size = New System.Drawing.Size(125, 21)
        Me.TxtName.TabIndex = 33
        Me.TxtName.Text = ""
        '
        'TxtSID
        '
        Me.TxtSID.Font = New System.Drawing.Font("宋体", 9.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.TxtSID.Location = New System.Drawing.Point(95, 16)
        Me.TxtSID.Name = "TxtSID"
        Me.TxtSID.Size = New System.Drawing.Size(117, 21)
        Me.TxtSID.TabIndex = 32
        Me.TxtSID.Text = ""
        '
        'Label8
        '
        Me.Label8.AutoSize = True
        Me.Label8.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label8.Location = New System.Drawing.Point(248, 60)
        Me.Label8.Name = "Label8"
        Me.Label8.Size = New System.Drawing.Size(63, 16)
        Me.Label8.TabIndex = 30
        Me.Label8.Text = "出生日期"
        '
        'Label6
        '
        Me.Label6.AutoSize = True
        Me.Label6.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label6.Location = New System.Drawing.Point(248, 16)
        Me.Label6.Name = "Label6"
        Me.Label6.Size = New System.Drawing.Size(34, 16)
        Me.Label6.TabIndex = 28
        Me.Label6.Text = "姓名"
        '
        'Label4
        '
        Me.Label4.AutoSize = True
        Me.Label4.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label4.Location = New System.Drawing.Point(15, 128)
        Me.Label4.Name = "Label4"
        Me.Label4.Size = New System.Drawing.Size(63, 16)
        Me.Label4.TabIndex = 26
        Me.Label4.Text = "入校时间"
        '
        'Label1
        '
        Me.Label1.AutoSize = True
        Me.Label1.Location = New System.Drawing.Point(42, -17)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(29, 13)
        Me.Label1.TabIndex = 23
        Me.Label1.Text = "学号"
        '
        'Label10
        '
        Me.Label10.AutoSize = True
        Me.Label10.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label10.Location = New System.Drawing.Point(15, 168)
        Me.Label10.Name = "Label10"
        Me.Label10.Size = New System.Drawing.Size(34, 16)
        Me.Label10.TabIndex = 27
        Me.Label10.Text = "备注"
        '
        'Label11
        '
        Me.Label11.AutoSize = True
        Me.Label11.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label11.Location = New System.Drawing.Point(15, 48)
        Me.Label11.Name = "Label11"
        Me.Label11.Size = New System.Drawing.Size(34, 16)
        Me.Label11.TabIndex = 24
        Me.Label11.Text = "性别"
        '
        'Label12
        '
        Me.Label12.AutoSize = True
        Me.Label12.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label12.Location = New System.Drawing.Point(15, 88)
        Me.Label12.Name = "Label12"
        Me.Label12.Size = New System.Drawing.Size(34, 16)
        Me.Label12.TabIndex = 25
        Me.Label12.Text = "班级"
        '
        'Label3
        '
        Me.Label3.AutoSize = True
        Me.Label3.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label3.Location = New System.Drawing.Point(248, 104)
        Me.Label3.Name = "Label3"
        Me.Label3.Size = New System.Drawing.Size(63, 16)
        Me.Label3.TabIndex = 29
        Me.Label3.Text = "联系电话"
        '
        'Label5
        '
        Me.Label5.AutoSize = True
        Me.Label5.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label5.Location = New System.Drawing.Point(248, 148)
        Me.Label5.Name = "Label5"
        Me.Label5.Size = New System.Drawing.Size(63, 16)
        Me.Label5.TabIndex = 31
        Me.Label5.Text = "家庭住址"
        Me.Label5.TextAlign = System.Drawing.ContentAlignment.TopCenter
        '
        'GroupBox1
        '
        Me.GroupBox1.Controls.AddRange(New System.Windows.Forms.Control() {Me.BtFirst, Me.BtPrev, Me.BtLast, Me.BtNext})
        Me.GroupBox1.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.GroupBox1.Location = New System.Drawing.Point(7, 208)
        Me.GroupBox1.Name = "GroupBox1"
        Me.GroupBox1.Size = New System.Drawing.Size(449, 56)
        Me.GroupBox1.TabIndex = 43
        Me.GroupBox1.TabStop = False
        Me.GroupBox1.Text = "查看学籍信息"
        '
        'BtFirst
        '
        Me.BtFirst.Location = New System.Drawing.Point(15, 16)
        Me.BtFirst.Name = "BtFirst"
        Me.BtFirst.Size = New System.Drawing.Size(95, 32)
        Me.BtFirst.TabIndex = 46
        Me.BtFirst.Text = "第一条记录"
        '
        'BtPrev
        '
        Me.BtPrev.Location = New System.Drawing.Point(124, 16)
        Me.BtPrev.Name = "BtPrev"
        Me.BtPrev.Size = New System.Drawing.Size(95, 32)
        Me.BtPrev.TabIndex = 1