update_pwd.aspx.vb

《ASP.NET C#程序设计案例教程》

                         '因为用到了自定义业务对象，所以导入
Public Class update_pwd
    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 lblMessage As System.Web.UI.WebControls.Label
    Protected WithEvents txtUserPWDold As System.Web.UI.WebControls.TextBox
    Protected WithEvents txtUserPWD As System.Web.UI.WebControls.TextBox
    Protected WithEvents require2 As System.Web.UI.WebControls.RequiredFieldValidator
    Protected WithEvents Regular2 As System.Web.UI.WebControls.RegularExpressionValidator
    Protected WithEvents txtUserPWD2 As System.Web.UI.WebControls.TextBox
    Protected WithEvents require3 As System.Web.UI.WebControls.RequiredFieldValidator
    Protected WithEvents Compare1 As System.Web.UI.WebControls.CompareValidator
    Protected WithEvents Enter 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
        If Not Page.IsPostBack Then
            '利用DataUser对象，返回原来的值
            Dim du As New DataUser(Session("UserId"))
            txtUserPWDold.Text = du.UserPWD
        End If
    End Sub

    Private Sub Enter_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Enter.Click
        Dim strUserId, strOldPWD, strNewPWD As String
        strUserId = Session("UserId")
        strOldPWD = txtUserPWDold.Text
        strNewPWD = txtUserPWD.Text
        '调用函数更新密码
        Dim dus As New DataUsers
        If dus.UpdatePWD(strUserId, strOldPWD, strNewPWD) = True Then
            Response.Redirect("../index.aspx")
        Else
            lblMessage.Text = "旧密码错误"
        End If
    End Sub
End Class