changepassword.frm

这是用VB做的一个很完善的图书管理系统

VERSION 5.00
Begin VB.Form changepassword 
   BackColor       =   &H00C0C0C0&
   Caption         =   "用户密码修改"
   ClientHeight    =   3060
   ClientLeft      =   5505
   ClientTop       =   1890
   ClientWidth     =   4560
   Icon            =   "changepassword.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   3060
   ScaleWidth      =   4560
   Begin VB.CommandButton Command2 
      Caption         =   "关   闭"
      Height          =   495
      Left            =   2520
      TabIndex        =   8
      Top             =   2520
      Width           =   1455
   End
   Begin VB.CommandButton Command1 
      Caption         =   "修    改"
      Height          =   495
      Left            =   600
      TabIndex        =   7
      Top             =   2520
      Width           =   1455
   End
   Begin VB.Frame Frame1 
      BackColor       =   &H00C0C0C0&
      Caption         =   "修改密码"
      Height          =   2295
      Left            =   120
      TabIndex        =   0
      Top             =   120
      Width           =   4335
      Begin VB.TextBox Text3 
         Height          =   270
         IMEMode         =   3  'DISABLE
         Left            =   1440
         PasswordChar    =   "*"
         TabIndex        =   6
         Top             =   1560
         Width           =   2415
      End
      Begin VB.TextBox Text2 
         Height          =   270
         IMEMode         =   3  'DISABLE
         Left            =   1440
         PasswordChar    =   "*"
         TabIndex        =   5
         Top             =   1080
         Width           =   2415
      End
      Begin VB.TextBox Text1 
         Height          =   270
         IMEMode         =   3  'DISABLE
         Left            =   1440
         PasswordChar    =   "*"
         TabIndex        =   4
         Top             =   600
         Width           =   2415
      End
      Begin VB.Label Label3 
         AutoSize        =   -1  'True
         BackStyle       =   0  'Transparent
         Caption         =   "确  认："
         Height          =   180
         Left            =   360
         TabIndex        =   3
         Top             =   1680
         Width           =   720
      End
      Begin VB.Label Label2 
         AutoSize        =   -1  'True
         BackStyle       =   0  'Transparent
         Caption         =   "新密码："
         Height          =   180
         Left            =   360
         TabIndex        =   2
         Top             =   1140
         Width           =   720
      End
      Begin VB.Label Label1 
         AutoSize        =   -1  'True
         BackStyle       =   0  'Transparent
         Caption         =   "旧密码："
         Height          =   180
         Left            =   360
         TabIndex        =   1
         Top             =   600
         Width           =   720
      End
   End
End
Attribute VB_Name = "changepassword"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim chpacn As New ADODB.Connection
Dim chparsuser As New ADODB.Recordset
Private Sub Command1_Click()
If Text1.Text <> chparsuser(2) Then
   nul = MsgBox("旧密码不正确！请注意您的输入！", vbOKOnly + vbInformation, "提示")
   Text1.Text = ""
Else
   If Text2.Text = "" Or Text3.Text = "" Then
      nul = MsgBox("新密码不能为空！", vbOKOnly, "提示")
   Else
      If Text2.Text <> Text3.Text Then
         nul = MsgBox("两次输入的新密码不一致！", vbOKOnly + vbInformation, "错误：")
         Text2.Text = ""
         Text3.Text = ""
      Else
         chparsuser("密码") = Text2.Text
         chparsuser.Update
         nul = MsgBox("密码修改成功！", vbOKOnly + vbInformation, "提示")
      End If
   End If
End If
End Sub

Private Sub Command2_Click()
Unload Me
End Sub

Private Sub Form_Load()
Set chpacn = New Connection
    chpacn.ConnectionString = "provider=Microsoft.Jet.OLEDB.3.51;data source=book.mdb;"
    chpacn.CursorLocation = adUseClient
    chpacn.Open
    Set chparsuser = New Recordset
    chparsuser.CursorLocation = adUseClient
    chpasql = "select * from admin where admin = " + Chr$(34) + loguser + Chr$(34)
    chparsuser.Open chpasql, chpacn, adOpenDynamic, adLockOptimistic
End Sub

Private Sub Form_Unload(Cancel As Integer)
    chpacn.Close
    main.Show
    main.Enabled = True
End Sub

Private Sub Text1_GotFocus()
Text1.BackColor = &HFFC0C0
End Sub

Private Sub Text1_LostFocus()
Text1.BackColor = &H80000014
End Sub

Private Sub Text2_GotFocus()
Text2.BackColor = &HFFC0C0
End Sub

Private Sub Text2_LostFocus()
Text2.BackColor = &H80000014
End Sub

Private Sub Text3_GotFocus()
Text3.BackColor = &HFFC0C0
End Sub

Private Sub Text3_LostFocus()
Text3.BackColor = &H80000014
End Sub