frmbeifen.frm

教务辅助管理系统利用VB开发的数据库管理系统,里面分学生,教师,教务等等各方面的需求满足学校的教务管理的简单需求!

VERSION 5.00
Begin VB.Form frmbeifen 
   BackColor       =   &H00000000&
   Caption         =   "数据备份"
   ClientHeight    =   2685
   ClientLeft      =   60
   ClientTop       =   465
   ClientWidth     =   6600
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   ScaleHeight     =   2685
   ScaleWidth      =   6600
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command2 
      Caption         =   "取 消"
      Height          =   495
      Left            =   4800
      TabIndex        =   5
      Top             =   1320
      Width           =   1455
   End
   Begin VB.CommandButton Command1 
      Caption         =   "开始备份"
      Height          =   495
      Left            =   4800
      TabIndex        =   4
      Top             =   480
      Width           =   1455
   End
   Begin VB.TextBox txtPath 
      Height          =   300
      Left            =   840
      TabIndex        =   3
      Top             =   2160
      Width           =   3495
   End
   Begin VB.DirListBox Dir1 
      Height          =   1350
      Left            =   840
      TabIndex        =   2
      Top             =   600
      Width           =   3495
   End
   Begin VB.DriveListBox Drive1 
      Height          =   300
      Left            =   840
      TabIndex        =   1
      Top             =   120
      Width           =   3495
   End
   Begin VB.Label Label3 
      BackColor       =   &H00000000&
      Caption         =   "文件夹:"
      ForeColor       =   &H00FFFFFF&
      Height          =   255
      Left            =   120
      TabIndex        =   7
      Top             =   600
      Width           =   735
   End
   Begin VB.Label Label2 
      BackColor       =   &H00000000&
      Caption         =   "磁盘:"
      ForeColor       =   &H00FFFFFF&
      Height          =   255
      Left            =   120
      TabIndex        =   6
      Top             =   165
      Width           =   615
   End
   Begin VB.Label Label1 
      BackColor       =   &H00000000&
      Caption         =   "备份到："
      ForeColor       =   &H00FFFFFF&
      Height          =   255
      Left            =   120
      TabIndex        =   0
      Top             =   2205
      Width           =   855
   End
End
Attribute VB_Name = "frmbeifen"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
'开始备份
Private Sub Command1_Click()
     YesNo = MsgBox("确定进行数据库备份？", vbQuestion)
  If YesNo = vbNo Then
     Exit Sub
  End If
  On Error GoTo errprompt
  Me.MousePointer = 11
  'FileCopy App.Path & "\db.mdb", "txtPath.Text" & "\db" & Date & ".mdb"  '有问题
  'FileCopy App.Path & "\db.mdb", "d:\db" & Date & ".mdb"
  FileCopy App.Path & "\db.mdb", Trim(txtPath.Text) & "\db" & Date & ".mdb"
  Me.MousePointer = 0
  MsgBox "数据已备份完毕。"
errprompt:
   Me.MousePointer = 0
  Select Case Err.Number
    Case 57
      MsgBox "磁盘已坏！", vbCritical
    Case 70
      MsgBox "磁盘写保护！", vbCritical
    Case 71
      MsgBox "磁盘未准备好！", vbCritical
  End Select
End Sub
'取消
Private Sub Command2_Click()
    Unload Me
End Sub

Private Sub Dir1_Change()
 txtPath.Text = Dir1
End Sub

Private Sub Drive1_Change()
    Dir1.Path = Drive1
End Sub

Private Sub Form_Load()
    txtPath.Text = App.Path
End Sub