密码修改.frm

这是一个vb图书管理系统程序

VERSION 5.00
Begin VB.Form 密码修改 
   Caption         =   "密码修改"
   ClientHeight    =   3285
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   4800
   LinkTopic       =   "Form2"
   ScaleHeight     =   3285
   ScaleWidth      =   4800
   StartUpPosition =   3  '窗口缺省
   Begin VB.Data Data1 
      Caption         =   "Data1"
      Connect         =   "Access"
      DatabaseName    =   "D:\图书管理系统\图书馆管理信息系统.mdb"
      DefaultCursorType=   0  '缺省游标
      DefaultType     =   2  '使用 ODBC
      Exclusive       =   0   'False
      Height          =   285
      Left            =   1560
      Options         =   0
      ReadOnly        =   0   'False
      RecordsetType   =   1  'Dynaset
      RecordSource    =   "密码修改"
      Top             =   120
      Visible         =   0   'False
      Width           =   1140
   End
   Begin VB.TextBox Text3 
      DataField       =   "新密码"
      DataSource      =   "Data1"
      Height          =   375
      Left            =   1920
      TabIndex        =   7
      Top             =   1680
      Width           =   2175
   End
   Begin VB.TextBox Text2 
      DataField       =   "旧密码"
      DataSource      =   "Data1"
      Height          =   375
      Left            =   1920
      TabIndex        =   6
      Top             =   960
      Width           =   2175
   End
   Begin VB.TextBox Text1 
      DataField       =   "用户名"
      DataSource      =   "Data1"
      Height          =   375
      Left            =   1920
      TabIndex        =   5
      Top             =   240
      Width           =   2175
   End
   Begin VB.CommandButton Command2 
      Caption         =   "取 消"
      Height          =   495
      Left            =   2880
      TabIndex        =   4
      Top             =   2400
      Width           =   1095
   End
   Begin VB.CommandButton Command1 
      Caption         =   "确 定"
      Height          =   495
      Left            =   960
      TabIndex        =   3
      Top             =   2400
      Width           =   1095
   End
   Begin VB.Label Label3 
      Caption         =   "请输入新密码："
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   255
      Left            =   360
      TabIndex        =   2
      Top             =   1800
      Width           =   1695
   End
   Begin VB.Label Label2 
      Caption         =   "请输入旧密码："
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   255
      Left            =   360
      TabIndex        =   1
      Top             =   1080
      Width           =   1575
   End
   Begin VB.Label Label1 
      Caption         =   "用 户 名："
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   255
      Left            =   360
      TabIndex        =   0
      Top             =   360
      Width           =   1095
   End
End
Attribute VB_Name = "密码修改"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
Do While Not Data1.Recordset.EOF
    If Trim(Text1.Text) = Trim(Data1.Recordset("用户名")) Then
        If Trim(Text2.Text) = Trim(Data1.Recordset("密码")) Then
            Data1.Recordset.Delete
            Data1.Recordset.AddNew
            Data1.Recordset("用户名") = Trim(Text1.Text)
            Data1.Recordset("密码") = Trim(Text3.Text)
            Data1.UpdateRecord
             MsgBox "修改成功", 0 + 64, "注意!"
            Unload Me
            Exit Sub
        Else
            MsgBox "旧密码不正确", 0 + 48, "警告"
            Text2.Text = ""
            Text1.SetFocus
            Exit Sub
        End If
    Else
        Data1.Recordset.MoveNext
    End If
Loop
MsgBox "无此用户", 0 + 48, "警告"


  
End Sub

Private Sub Command2_Click()
Unload Me
End Sub