login.aspx.vb

图书借阅系统：建立一个图书管理系统

Public Class Login
    Inherits System.Web.UI.Page

#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
    Protected WithEvents txtUserID As System.Web.UI.WebControls.TextBox
    Protected WithEvents txtPass As System.Web.UI.WebControls.TextBox
    Protected WithEvents CompareValidator1 As System.Web.UI.WebControls.CompareValidator
    Protected WithEvents LoginBtn As System.Web.UI.WebControls.Button
    Protected WithEvents ResetBtn As System.Web.UI.WebControls.Button

    '注意: 以下占位符声明是 Web 窗体设计器所必需的。
    '不要删除或移动它。
    Private designerPlaceholderDeclaration As System.Object

    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

    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 LoginBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles LoginBtn.Click
        Dim obj As DBController = New DBController
        If obj.CheckUserberInfo(txtUserID.Text, txtPass.Text) = 1 Then
            Session("UserID") = txtUserID.Text.ToString
            Response.Redirect("ViewUserInfo.aspx")
        Else
            Response.Write("<script>javascript:alert('登陆失败！！！');</script>")
            Response.Write("javascript:window.location='Login.aspx'")
        End If

    End Sub

    Private Sub ResetBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ResetBtn.Click
        txtUserID.Text = ""
        txtPass.Text = ""
    End Sub
End Class