changepwd.aspx.vb

图书借阅系统：建立一个图书管理系统

Public Class ChangePWD
    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 ResetBtn As System.Web.UI.WebControls.Button
    Protected WithEvents txtOldPass As System.Web.UI.WebControls.TextBox
    Protected WithEvents txtPass1 As System.Web.UI.WebControls.TextBox
    Protected WithEvents txtPass2 As System.Web.UI.WebControls.TextBox
    Protected WithEvents ChangeBtn As System.Web.UI.WebControls.Button
    Protected WithEvents CompareValidator1 As System.Web.UI.WebControls.CompareValidator

    '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
        If Session("UserID") = "" Then
            Response.Redirect("Login.aspx")
        End If
    End Sub

    Private Sub ChangeBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ChangeBtn.Click
        Dim obj As DBController = New DBController
        If obj.CheckUserberInfo(Session("UserID"), txtOldPass.Text) = 1 Then
            Dim sqlstr As String = " Update UserInfo set Pass="
            If txtPass1.Text.ToString <> "" Then
                sqlstr += "'" + txtPass1.Text.ToString + "'"
            Else
                sqlstr += " null "
            End If
            sqlstr += " where UserID='" + Session("UserID") + "'"
            obj.ExecNonSql(sqlstr)
        Else
            Response.Write("<script>javascript:alert('密码错误，修改失败！！！');</script>")
            Response.Write("<script>javascript:window.location='ChangePWD.aspx'<script>")
        End If
        Response.Write("<script>javascript:alert('密码修改成功！！！');</script>")
        Response.Write("<script>javascript:window.location='Login.aspx'<script>")
    End Sub

    Private Sub ResetBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ResetBtn.Click
        txtOldPass.Text = ""
        txtPass1.Text = ""
        txtPass2.Text = ""
    End Sub
End Class