转帐界面2.frm

一个用VB编写的银行模拟系统 链接了数据库

VERSION 5.00
Begin VB.Form Frmmoney 
   Caption         =   "转帐金额窗口"
   ClientHeight    =   3810
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   5910
   LinkTopic       =   "Form1"
   ScaleHeight     =   3810
   ScaleWidth      =   5910
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton ComQuit 
      Caption         =   "返回"
      BeginProperty Font 
         Name            =   "华文行楷"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   3360
      TabIndex        =   3
      Top             =   2880
      Width           =   1095
   End
   Begin VB.CommandButton ComOk 
      Caption         =   "确认"
      BeginProperty Font 
         Name            =   "华文行楷"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   1320
      TabIndex        =   2
      Top             =   2880
      Width           =   1095
   End
   Begin VB.TextBox TxtMoney 
      Height          =   375
      Left            =   2760
      TabIndex        =   1
      Text            =   "Text1"
      Top             =   1560
      Width           =   2295
   End
   Begin VB.Label Label2 
      Alignment       =   2  'Center
      Caption         =   "银行模拟系统——转帐界面2"
      BeginProperty Font 
         Name            =   "华文行楷"
         Size            =   21.75
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   615
      Left            =   0
      TabIndex        =   4
      Top             =   0
      Width           =   5895
   End
   Begin VB.Label Label1 
      Caption         =   "请输入您要转入的金额："
      BeginProperty Font 
         Name            =   "黑体"
         Size            =   15
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   240
      TabIndex        =   0
      Top             =   960
      Width           =   4095
   End
End
Attribute VB_Name = "Frmmoney"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False


Private Sub ComOk_Click()
On Error GoTo ErrMsg
'登录用户的余额
Call connectDB
adoRS.Open "select * from 银行表 where 卡号='" & Frmlogin.id & " '", adoCon
Do While Not adoRS.EOF
    If adoRS("余额") >= Val(TxtMoney.Text) Then
    adoRS("余额") = adoRS("余额") - Val(TxtMoney.Text)
    adoRS.Update
    Else
    MsgBox "对不起，您的余额不足，请减少转入金额或者请你存款！", vbOKOnly + vbExclamation, "银行系统提示"
    TxtMoney.Text = ""
    TxtMoney.SetFocus
    Exit Sub
    End If
    adoRS.MoveNext
Loop

'以下是所转入帐户的用户余额

Call connectDB
adoRS.Open "select * from 银行表 where 卡号='" & Frmchange.ip & "'", adoCon
Do While Not adoRS.EOF
adoRS("余额") = adoRS("余额") + Val(TxtMoney.Text)
adoRS.Update
MsgBox "转帐成功，请检查用户的转帐金额是否正确！", vbOKOnly + vbInformation, "银行系统转帐成功"
TxtMoney.Text = ""
adoRS.MoveNext
Loop
ErrMsg:
  If Err.Number <> 0 Then
     MsgBox CStr(Err.Number) + Err.Description, vbOKOnly + vbCritical, "银行系统错误提示"
     Exit Sub
  End If
End Sub

Private Sub ComQuit_Click()
Frmmoney.Hide
Frmmain.Show
End Sub

Private Sub Form_Load()
On Error GoTo ErrMsg
TxtMoney.Text = ""
ErrMsg:
If Err.Number <> 0 Then
    MsgBox Err.Number & Err.Description, vbOKOnly + vbCritical, "出错提示"
    Exit Sub
End If
End Sub