登陆.frm

VB开发的一款简易个人通讯录

VERSION 5.00
Begin VB.Form 登陆 
   Caption         =   "登陆"
   ClientHeight    =   1770
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   4920
   LinkTopic       =   "Form2"
   ScaleHeight     =   1770
   ScaleWidth      =   4920
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command_登陆 
      Caption         =   "登陆"
      Height          =   495
      Left            =   3600
      TabIndex        =   4
      Top             =   600
      Width           =   975
   End
   Begin VB.TextBox Text2 
      Height          =   375
      IMEMode         =   3  'DISABLE
      Left            =   1200
      PasswordChar    =   "*"
      TabIndex        =   1
      Top             =   960
      Width           =   1935
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Left            =   1200
      TabIndex        =   0
      Top             =   360
      Width           =   1935
   End
   Begin VB.Label Label2 
      Caption         =   "密码"
      Height          =   375
      Left            =   600
      TabIndex        =   3
      Top             =   960
      Width           =   495
   End
   Begin VB.Label Label1 
      Caption         =   "帐号"
      Height          =   375
      Left            =   600
      TabIndex        =   2
      Top             =   360
      Width           =   495
   End
End
Attribute VB_Name = "登陆"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

Private Sub Command_登陆_Click()
'rs As ADODB.Recordset
' New ADODB.Recordset
登陆帐号 = Text1.Text
登陆密码 = Text2.Text
sqlstring = "select 帐号密码 from 帐号表 where 帐号表.帐号= '" + 登陆帐号 + "'"

Set rs = New ADODB.Recordset
Set conn = New ADODB.Connection
conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & App.Path & "\通讯录.mdb;Persist Security Info=False"
conn.Open
rs.Open sqlstring, conn

If rs.EOF Then
   MsgBox ("帐号错误或不存在,请重新输入!")
   Text1.Text = ""
   Text2.Text = ""
Else
    If 登陆密码 = rs.Fields("帐号密码").Value Then
       Unload Me
       MDI主窗体.Show

    Else
       MsgBox ("密码错误,请重新输入!")
       Text2.Text = ""
    End If
End If


If rs.State = 1 Then
    rs.Close
End If


End Sub