fetch1.frm

vb做的银行管理系统

VERSION 5.00
Begin VB.Form fetch1 
   Caption         =   "取款"
   ClientHeight    =   4110
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   6735
   LinkTopic       =   "Form1"
   ScaleHeight     =   4110
   ScaleWidth      =   6735
   StartUpPosition =   3  '窗口缺省
   Begin VB.TextBox Text1 
      Height          =   270
      IMEMode         =   3  'DISABLE
      Index           =   3
      Left            =   2040
      PasswordChar    =   "*"
      TabIndex        =   9
      Top             =   2640
      Width           =   2535
   End
   Begin VB.TextBox Text1 
      Height          =   270
      IMEMode         =   3  'DISABLE
      Index           =   2
      Left            =   2040
      PasswordChar    =   "*"
      TabIndex        =   8
      Top             =   2160
      Width           =   2535
   End
   Begin VB.TextBox Text1 
      Height          =   270
      Index           =   1
      Left            =   2040
      TabIndex        =   7
      Top             =   1680
      Width           =   2535
   End
   Begin VB.TextBox Text1 
      Height          =   270
      Index           =   0
      Left            =   2040
      TabIndex        =   6
      Top             =   1200
      Width           =   2535
   End
   Begin VB.CommandButton Command2 
      Caption         =   "取消"
      Height          =   375
      Left            =   3600
      TabIndex        =   5
      Top             =   3240
      Width           =   1215
   End
   Begin VB.CommandButton Command1 
      Caption         =   "确定"
      Height          =   375
      Left            =   1680
      TabIndex        =   4
      Top             =   3240
      Width           =   1095
   End
   Begin VB.Label Label5 
      Caption         =   "取款金额："
      Height          =   255
      Left            =   960
      TabIndex        =   10
      Top             =   1680
      Width           =   975
   End
   Begin VB.Label Label4 
      Caption         =   "再次输入密码："
      Height          =   255
      Left            =   720
      TabIndex        =   3
      Top             =   2640
      Width           =   1335
   End
   Begin VB.Label Label3 
      Caption         =   "请输入密码："
      Height          =   255
      Left            =   840
      TabIndex        =   2
      Top             =   2160
      Width           =   1095
   End
   Begin VB.Label Label2 
      Caption         =   "请输入帐号："
      Height          =   255
      Left            =   840
      TabIndex        =   1
      Top             =   1200
      Width           =   1215
   End
   Begin VB.Label Label1 
      Alignment       =   2  'Center
      Caption         =   "取款"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   15
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   1800
      TabIndex        =   0
      Top             =   360
      Width           =   3135
   End
End
Attribute VB_Name = "fetch1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
Dim str As String
Dim input1 As Boolean
input1 = False
str = "select * from account"
Set cn = New adodb.Connection
Dim rst As Recordset
Set rst = New Recordset
Dim dat1 As Date
Dim dat2 As Date
Dim lastmoney As Double
cn.ConnectionString = "Provider=SQLOLEDB.1;Integrated Security=SSPI;Persist Security Info=False;Initial Catalog=bank;Data Source=(local)"
cn.Open
rst.Open str, cn, adOpenDynamic, adLockOptimistic
'''''''''''''''''''''''''''
'保证不为空
''''''''''''''''''''''''''
For i = 0 To 3
 If Text1(i).Text = "" Then
 MsgBox "请把数据全部填上！"
 Exit Sub
 End If
 Next i
 ''''''''''''''''''''''''''
 '查找此帐号
 '''''''''''''''''''''''''
If Text1(2).Text <> Text1(3).Text Then
   MsgBox "两次输入密码不一致"
   rst.Close
   cn.Close
   Exit Sub
 End If
 
 rst.MoveFirst
Do While Not rst.EOF
 If Trim(rst!AuserID) = Text1(0).Text And Trim(rst!Apassword) = Text1(2).Text Then
    input1 = True
    GoTo AAA
End If
rst.MoveNext
Loop


MsgBox "查无此帐号！请重新输入！"
rst.Close
cn.Close
Exit Sub
''''''''''''''''''''''
'算出时间
''''''''''''''''''''
AAA:
dat1 = Format(Date, yyyy, mm, dd)
dat2 = DateDiff("m", rst!lastdate, dat1)

'''''''''''''''''''''''''''
'算出所得利息
'''''''''''''''''''''''''''
permoney = CDbl(rst!percentage) * dat2
If (CDbl(rst!Endmoney) + permoney) < CDbl(Text1(0).Text) Then
MsgBox "现您的帐户没有这么多余额，请查询余额！"
rst.Close
cn.Close
Exit Sub
Else
lastmoney = CDbl(rst!Endmoney) + permoney - CDbl(Text1(0).Text)
End If
''''''''''''''''''''''''''
'插入信息
'''''''''''''''''''''''''
rst.Fields("Endmoney") = lastmoney
rst.Fields("lastdate") = dat1
rst.Update
rst.Close
cn.Close
MsgBox "取款成功！"

Unload Me
End Sub

Private Sub Command2_Click()
Unload Me
End Sub