webfrmseacheraspx.aspx.vb

网络版教务管理系统.rar

Public Class WebfrmSeacheraspx
    Inherits System.Web.UI.Page
    Protected WithEvents Label1 As System.Web.UI.WebControls.Label
    Protected WithEvents Image2 As System.Web.UI.WebControls.Image
    Protected WithEvents Image1 As System.Web.UI.WebControls.Image
    Protected WithEvents Button1 As System.Web.UI.WebControls.Button
    Protected WithEvents DataGrid1 As System.Web.UI.WebControls.DataGrid
    Protected WithEvents TextBox1 As System.Web.UI.WebControls.TextBox
    Protected WithEvents Label3 As System.Web.UI.WebControls.Label
    Protected WithEvents DropDownList1 As System.Web.UI.WebControls.DropDownList
    Protected WithEvents Panel1 As System.Web.UI.WebControls.Panel
    Protected WithEvents Label2 As System.Web.UI.WebControls.Label

#Region " Web 窗体设计器生成的代码 "

    '该调用是 Web 窗体设计器所必需的。
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()

    End Sub

    Private Sub Page_Init(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Init
        'CODEGEN: 此方法调用是 Web 窗体设计器所必需的
        '不要使用代码编辑器修改它。
        InitializeComponent()
    End Sub

#End Region

    Public sqlstr As String
    Public DS As DataSet
    Public index As Integer

    Private Sub Page_Load(ByVal sender As System.Object, _
    ByVal e As System.EventArgs) Handles MyBase.Load
        '在此处放置初始化页的用户代码
    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, _
    ByVal e As System.EventArgs) Handles Button1.Click
        index = Me.DropDownList1.SelectedIndex
        Select Case index
            Case 0
                sqlstr = "SELECT * FROM resultInfo WHERE " & _
                "学号='" & Me.TextBox1.Text.Trim & "'"
            Case 1
                sqlstr = "SELECT * FROM resultInfo WHERE " & _
                "课程编号='" & Me.TextBox1.Text.Trim & "'"
            Case 2
                sqlstr = "SELECT * FROM resultInfo WHERE " & _
                "考试时间='" & CDate(Me.TextBox1.Text.Trim) & "'"
            Case 3
                sqlstr = "SELECT * FROM resultInfo "
        End Select
        DS = New DataSet()
        DS.Clear()
        DS = GetDataFromDB(sqlstr)
        If Not DS Is Nothing Then
            Me.DataGrid1.DataSource = DS.Tables(0).DefaultView
            Me.DataGrid1.DataBind()
        End If
    End Sub

End Class