f密码维护.frm

典型系统实战与分析书中的源代码 进销存管理软件

VERSION 5.00
Begin VB.Form F密码维护 
   Caption         =   "密码维护"
   ClientHeight    =   2880
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   4305
   LinkTopic       =   "Form1"
   ScaleHeight     =   2880
   ScaleWidth      =   4305
   StartUpPosition =   3  '窗口缺省
   Begin VB.Frame Frame1 
      Caption         =   "密码维护"
      Height          =   2775
      Left            =   0
      TabIndex        =   0
      Top             =   0
      Width           =   4215
      Begin VB.TextBox txtCheck 
         Appearance      =   0  'Flat
         Height          =   345
         IMEMode         =   3  'DISABLE
         Left            =   1440
         PasswordChar    =   "*"
         TabIndex        =   5
         Top             =   1320
         Width           =   1845
      End
      Begin VB.TextBox txtNew 
         Appearance      =   0  'Flat
         Height          =   345
         IMEMode         =   3  'DISABLE
         Left            =   1440
         PasswordChar    =   "*"
         TabIndex        =   4
         Top             =   840
         Width           =   1845
      End
      Begin VB.TextBox txtOld 
         Appearance      =   0  'Flat
         Height          =   345
         IMEMode         =   3  'DISABLE
         Left            =   1440
         PasswordChar    =   "*"
         TabIndex        =   3
         Top             =   360
         Width           =   1845
      End
      Begin VB.CommandButton CmdCancel 
         Caption         =   "退出"
         Height          =   375
         Left            =   2160
         TabIndex        =   2
         Top             =   2160
         Width           =   975
      End
      Begin VB.CommandButton CmdOk 
         Caption         =   "确定"
         Height          =   375
         Left            =   1080
         TabIndex        =   1
         Top             =   2160
         Width           =   855
      End
      Begin VB.Label Label8 
         Caption         =   "(小于10位)"
         ForeColor       =   &H000000FF&
         Height          =   255
         Index           =   1
         Left            =   3240
         TabIndex        =   9
         Top             =   960
         Width           =   855
      End
      Begin VB.Label Label2 
         Caption         =   "确认密码："
         Height          =   255
         Left            =   360
         TabIndex        =   8
         Top             =   1440
         Width           =   975
      End
      Begin VB.Label Label1 
         Caption         =   "新密码(N)"
         Height          =   255
         Left            =   360
         TabIndex        =   7
         Top             =   960
         Width           =   855
      End
      Begin VB.Label lblLabels 
         Caption         =   "旧密码(&P):"
         Height          =   270
         Index           =   1
         Left            =   360
         TabIndex        =   6
         Top             =   480
         Width           =   1080
      End
   End
End
Attribute VB_Name = "F密码维护"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim SQL As String
Dim msg As String
Private Sub CmdOK_Click()
'确定操作
    Dim rst As ADODB.Recordset
    Dim pOld As String                          '保存用户的密码
    Dim pNew As String                          '保存用户的新密码
    Dim pCheck As String                        '保存用户的确认密码
    '赋值
    pOld = Trim(txtOld.Text)
    pNew = Trim(txtNew.Text)
    pCheck = Trim(txtCheck.Text)
    SQL = "select 用户ID,用户名称,密码 from 用户信息表 where 用户ID='" & UserID & "'"
    SQL = SQL & " and 密码='" & pOld & "'"
    On Error GoTo ErrMsg                        '出错处理
    Set rst = SelectSQL(SQL, msg)
    If rst.RecordCount > 0 Then                 '如果输入密码正确
        '检查新密码和确认密码
        If (pCheck <> pNew) Then
            MsgBox ("两次输入的密码不一致！")
            Exit Sub
        End If
        '接受新的密码
        rst.Fields("密码") = pNew
        rst.Update
        MsgBox ("更新成功！")
    Else
        MsgBox ("用户ID或密码输入错误！")
        Exit Sub
    End If
    Exit Sub
ErrMsg:                                         '出错信息
     MsgBox Err.Description, vbExclamation, "出错"
End Sub
Private Sub cmdCancel_Click()
'退出操作
    进销存管理系统.Enabled = True
    Unload Me
End Sub
Private Sub Form_Unload(Cancel As Integer)
'退出操作
    进销存管理系统.Enabled = True
    Unload Me
End Sub