frmchpwd.frm

本程序用VB+SQL 2000实现,可以实现小区的住户资料,仪表资料,住户投宿,住户报修等数据的查询,修改,删除,统计和以报表形式打印输出.

VERSION 5.00
Object = "{67397AA1-7FB1-11D0-B148-00A0C922E820}#6.0#0"; "MSADODC.OCX"
Begin VB.Form frmChPwd 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "修改密码"
   ClientHeight    =   3915
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   5565
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MDIChild        =   -1  'True
   MinButton       =   0   'False
   ScaleHeight     =   3915
   ScaleWidth      =   5565
   Begin MSAdodcLib.Adodc Adodc1 
      Height          =   375
      Left            =   3600
      Top             =   120
      Visible         =   0   'False
      Width           =   1455
      _ExtentX        =   2566
      _ExtentY        =   661
      ConnectMode     =   0
      CursorLocation  =   3
      IsolationLevel  =   -1
      ConnectionTimeout=   15
      CommandTimeout  =   30
      CursorType      =   3
      LockType        =   3
      CommandType     =   2
      CursorOptions   =   0
      CacheSize       =   50
      MaxRecords      =   0
      BOFAction       =   0
      EOFAction       =   0
      ConnectStringType=   3
      Appearance      =   1
      BackColor       =   -2147483643
      ForeColor       =   -2147483640
      Orientation     =   0
      Enabled         =   -1
      Connect         =   "DSN=XiaoQu"
      OLEDBString     =   ""
      OLEDBFile       =   ""
      DataSourceName  =   "XiaoQu"
      OtherAttributes =   ""
      UserName        =   ""
      Password        =   ""
      RecordSource    =   "UserTable"
      Caption         =   "Adodc1"
      BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      _Version        =   393216
   End
   Begin VB.CommandButton cmdChPwdCancel 
      Caption         =   "取    消"
      Height          =   495
      Left            =   3240
      TabIndex        =   10
      Top             =   3240
      Width           =   1455
   End
   Begin VB.CommandButton cmdChPwdOk 
      Caption         =   "确    定"
      Height          =   495
      Left            =   1080
      TabIndex        =   9
      Top             =   3240
      Width           =   1455
   End
   Begin VB.Frame fraChPwd 
      Height          =   2775
      Left            =   600
      TabIndex        =   0
      Top             =   240
      Width           =   4455
      Begin VB.TextBox txtNewPwdagain 
         DataField       =   "Password"
         DataSource      =   "Adodc1"
         Height          =   405
         IMEMode         =   3  'DISABLE
         Left            =   1560
         PasswordChar    =   "*"
         TabIndex        =   4
         Top             =   2160
         Width           =   2055
      End
      Begin VB.TextBox txtNewPwd 
         DataField       =   "Password"
         DataSource      =   "Adodc1"
         Height          =   375
         IMEMode         =   3  'DISABLE
         Left            =   1560
         PasswordChar    =   "*"
         TabIndex        =   3
         Top             =   1560
         Width           =   2055
      End
      Begin VB.TextBox txtOldPwd 
         DataField       =   "Password"
         DataSource      =   "Adodc1"
         Height          =   375
         IMEMode         =   3  'DISABLE
         Left            =   1560
         PasswordChar    =   "*"
         TabIndex        =   2
         Top             =   960
         Width           =   2055
      End
      Begin VB.TextBox txtChUser 
         DataField       =   "Username"
         DataSource      =   "Adodc1"
         Height          =   375
         Left            =   1560
         TabIndex        =   1
         Top             =   360
         Width           =   2055
      End
      Begin VB.Label lblPwdagain 
         Caption         =   "新密码："
         Height          =   375
         Left            =   480
         TabIndex        =   8
         Top             =   2280
         Width           =   855
      End
      Begin VB.Label lblNewPwd 
         Caption         =   "新密码："
         Height          =   375
         Left            =   480
         TabIndex        =   7
         Top             =   1680
         Width           =   855
      End
      Begin VB.Label lblOldPwd 
         Caption         =   "原密码："
         Height          =   375
         Left            =   480
         TabIndex        =   6
         Top             =   1080
         Width           =   855
      End
      Begin VB.Label lblChUser 
         Caption         =   "用户名："
         Height          =   375
         Left            =   480
         TabIndex        =   5
         Top             =   480
         Width           =   855
      End
   End
End
Attribute VB_Name = "frmChPwd"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub cmdChPwdCancel_Click()
   Unload Me
End Sub

Private Sub cmdChPwdOk_Click()
   Dim rstUser As New ADODB.Recordset
   Dim sql As String
   '先检测两次输入的新密码时候一样
   If txtNewPwd.Text <> txtNewPwdagain.Text Then
      MsgBox "两次输入的密码不同！请重新输入", vbOKOnly + vbInformation, ""
      '光标定位于新密码textbox中
      txtNewPwd.SetFocus
      txtNewPwd.Text = ""
      txtNewPwdagain.Text = ""
      Exit Sub
   End If
   '先检查此用户名及密码是否正确
   sql = "select * from UserTable where Username = '" & txtChUser.Text & "' and " _
   & " Password= '" & txtOldPwd.Text & "'"
   rstUser.Open sql, conn, adOpenKeyset, adLockPessimistic
    If rstUser.EOF = True Then
        MsgBox "老用户名或密码错误！", vbOKOnly + vbExclamation, ""
        txtChUser.Text = ""
        txtChUser.SetFocus
        txtOldPwd.Text = ""
        rstUser.Close
        Exit Sub
    Else
    '修改密码
       rstUser.Fields(1) = txtNewPwd.Text
       rstUser.Update
       MsgBox "修改密码成功！", vbOKOnly + vbInformation, ""
       rstUser.Close
       Unload Me
    End If
End Sub

Private Sub Form_Load()
   Dim X0 As Long
   Dim Y0 As Long
   '让窗体居中
   X0 = Screen.Width
   Y0 = Screen.Height
   X0 = (X0 - Me.Width) / 2
   Y0 = (Y0 - Me.Height) / 2
   Me.Move X0, Y0

End Sub