frmchangeuserpassword.frm

多方讨价还价系统

VERSION 5.00
Begin VB.Form frmChangeBuyerpassword 
   Caption         =   "买方密码管理"
   ClientHeight    =   3645
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   6420
   LinkTopic       =   "Form1"
   ScaleHeight     =   3645
   ScaleWidth      =   6420
   StartUpPosition =   3  'Windows Default
   Begin VB.CommandButton CmdDeleteUser 
      Caption         =   "注销用户名"
      Height          =   375
      Left            =   1920
      TabIndex        =   9
      Top             =   2880
      Width           =   1215
   End
   Begin VB.CommandButton CmdAdduser 
      Caption         =   "增加新用户"
      Height          =   375
      Left            =   360
      TabIndex        =   8
      Top             =   2880
      Width           =   1215
   End
   Begin VB.CommandButton CmdQuery 
      Caption         =   "查询"
      Height          =   375
      Left            =   4560
      TabIndex        =   7
      Top             =   720
      Width           =   1215
   End
   Begin VB.CommandButton Cmdpasswordchange 
      Caption         =   "修改"
      Height          =   375
      Left            =   3480
      TabIndex        =   6
      Top             =   2880
      Width           =   1215
   End
   Begin VB.CommandButton Cmdcancel 
      Caption         =   "取消"
      Height          =   375
      Left            =   4920
      TabIndex        =   5
      Top             =   2880
      Width           =   1215
   End
   Begin VB.Frame Frame1 
      Caption         =   "密码管理"
      Height          =   1935
      Left            =   240
      TabIndex        =   0
      Top             =   360
      Width           =   6015
      Begin VB.TextBox Txtusername 
         Height          =   375
         Left            =   1800
         TabIndex        =   2
         Top             =   240
         Width           =   2055
      End
      Begin VB.TextBox Txtuserpassword 
         Height          =   375
         Left            =   1800
         TabIndex        =   1
         Top             =   1080
         Width           =   2055
      End
      Begin VB.Label Label1 
         Caption         =   "请输入用户名"
         Height          =   375
         Index           =   0
         Left            =   240
         TabIndex        =   4
         Top             =   240
         Width           =   1455
      End
      Begin VB.Label Label1 
         Caption         =   "用户密码"
         Height          =   375
         Index           =   1
         Left            =   240
         TabIndex        =   3
         Top             =   1080
         Width           =   975
      End
   End
End
Attribute VB_Name = "frmChangeBuyerpassword"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False


Private Sub CmdAdduser_Click()
    Dim RS
    Set RS = CreateObject("ADODB.RecordSet")
    StrSQL = "select * from buyregister where username = '" & Txtusername & "'"
    RS.Open StrSQL, ConnStr, 1, 1
    If RS.EOF Then
        RS.Close
        StrSQL = "select * from buyregister"
        RS.Open StrSQL, ConnStr, 1, 3
        RS.AddNew
        RS("username") = Txtusername
        RS("password") = Txtuserpassword
        MsgBox "新用户已添加！", vbOKOnly Or vbInformation
    Else
        Txtusername = ""
        Txtuserpassword = ""
        MsgBox "此用户已存在！", vbCritical
    End If
    RS.Update
    RS.Close
    Set RS = Nothing
End Sub

Private Sub CmdCancel_Click()
Me.Hide
End Sub

Private Sub CmdDeleteUser_Click()
If MsgBox("是否删除此项？", vbYesNo Or vbQuestion) = vbYes Then
        Dim RS
        Set RS = CreateObject("ADODB.RecordSet")
        StrSQL = "select * from buyregister where username =  '" & Txtusername & "'"
        RS.Open StrSQL, ConnStr, 1, 3
        If Not RS.EOF Then
            RS.Delete
            RS.Update
            Txtusername = ""
            Txtuserpassword = ""
        Else
            MsgBox "此项目已不存在！", vbCritical
        End If
        RS.Close
        Set RS = Nothing
    End If
End Sub

Private Sub Cmdpasswordchange_Click()
    Dim RS
    Set RS = CreateObject("ADODB.RecordSet")
    StrSQL = "select * from buyregister where username =  '" & Txtusername & "'"
    RS.Open StrSQL, ConnStr, 1, 3
    If Not RS.EOF Then
       RS("username") = Txtusername
        RS("password") = Txtuserpassword
        MsgBox "修改成功！", vbOKOnly Or vbInformation
      End If
    RS.Update
    RS.Close
    Set RS = Nothing
End Sub

Private Sub CmdQuery_Click()
 Dim RS
    Set RS = CreateObject("ADODB.RecordSet")
    StrSQL = "select * from buyregister where username =  '" & Txtusername & "'"
    RS.Open StrSQL, ConnStr, 1, 3
    If RS.EOF Then
        MsgBox "查无此人！", vbOKOnly Or vbInformation
    Else
        Txtuserpassword = RS("password")
    End If
    RS.Close
    Set RS = Nothing
End Sub