frmlog.frm

VB编写的超市管理系统

VERSION 5.00
Begin VB.Form frmLog 
   BackColor       =   &H00FFC0FF&
   BorderStyle     =   1  'Fixed Single
   Caption         =   "登录"
   ClientHeight    =   3000
   ClientLeft      =   45
   ClientTop       =   435
   ClientWidth     =   4755
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   3000
   ScaleWidth      =   4755
   StartUpPosition =   2  'CenterScreen
   Begin VB.CommandButton cmdCansel 
      Caption         =   "取消"
      Height          =   375
      Left            =   2640
      TabIndex        =   7
      Top             =   2520
      Width           =   1095
   End
   Begin VB.CommandButton cmdOk 
      Caption         =   "确定"
      Height          =   375
      Left            =   1440
      TabIndex        =   6
      Top             =   2520
      Width           =   975
   End
   Begin VB.TextBox txtPwd 
      Alignment       =   2  'Center
      BeginProperty Font 
         Name            =   "MS Sans Serif"
         Size            =   13.5
         Charset         =   0
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00000040&
      Height          =   390
      IMEMode         =   3  'DISABLE
      Left            =   1440
      PasswordChar    =   "*"
      TabIndex        =   5
      Text            =   "admin"
      Top             =   1920
      Width           =   2295
   End
   Begin VB.TextBox txtName 
      Alignment       =   2  'Center
      BeginProperty Font 
         Name            =   "MS Sans Serif"
         Size            =   12
         Charset         =   0
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00000040&
      Height          =   390
      Left            =   1440
      TabIndex        =   3
      Text            =   "admin"
      Top             =   1320
      Width           =   2295
   End
   Begin VB.ComboBox cboType 
      Height          =   315
      ItemData        =   "frmLog.frx":0000
      Left            =   1560
      List            =   "frmLog.frx":000D
      Style           =   2  'Dropdown List
      TabIndex        =   0
      Top             =   720
      Width           =   2055
   End
   Begin VB.Label Label1 
      BackStyle       =   0  'Transparent
      Caption         =   "密码"
      Height          =   255
      Index           =   2
      Left            =   840
      TabIndex        =   4
      Top             =   2040
      Width           =   375
   End
   Begin VB.Label Label1 
      BackStyle       =   0  'Transparent
      Caption         =   "用户名*"
      Height          =   255
      Index           =   1
      Left            =   720
      TabIndex        =   2
      Top             =   1440
      Width           =   615
   End
   Begin VB.Label Label1 
      BackStyle       =   0  'Transparent
      Caption         =   "类型*"
      Height          =   255
      Index           =   0
      Left            =   840
      TabIndex        =   1
      Top             =   720
      Width           =   495
   End
End
Attribute VB_Name = "frmLog"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim Sql As String
Dim RS As ADODB.Recordset
Private Sub cmdCansel_Click()
Unload Me
End Sub
Private Sub cmdOk_Click()
'登录
If Trim(Me.txtName.Text) <> "" Then
    Sql = "select 密码 from 密码表 where 用户名='" & Trim(Me.txtName.Text)
    Sql = Sql & "' and 类型='" & Trim(Me.cboType.Text) & "'"
    Set RS = dbSelect(Sql)
    If RS.EOF Then
        MsgBox "无此用户！"
    Else
        If Me.txtPwd.Text = RS.Fields(0) Then
            mdiMain.Show
            If Me.cboType.Text = "管理员" Then
                mdiMain.mnuSysSetUser.Visible = False
                mdiMain.mnuSysDelUser.Visible = False
            ElseIf Me.cboType.Text = "销售员" Then
                mdiMain.mnuSysSetUser.Visible = False
                mdiMain.mnuSysDelUser.Visible = False
                mdiMain.mnuCheck.Visible = False
                mdiMain.mnuReport.Visible = False
                mdiMain.mnuSellReport.Visible = False
                mdiMain.mnuSellDay.Visible = False
                mdiMain.mnuSellCheck.Visible = False
                mdiMain.mnuOther.Visible = False
            Else
                mdiMain.mnuReportUser.Visible = True
            End If
            mdiMain.Caption = "销售系统 " & "(当前用户:" & Format(Trim(Me.cboType.Text), "#####") & "  " & Trim(Me.txtName.Text) & ")"
            mdiMain.Tag = Trim(Me.txtName.Text)
            Unload Me
        Else
            MsgBox "密码或者用户名不正确！"
            Me.txtName.SetFocus
        End If
    End If
Else
    MsgBox "用户名不能为空!"
    Me.txtName.SetFocus
End If

End Sub
Private Sub Form_Load()
Me.cboType.ListIndex = 0
End Sub