frmbackup.frm

用户MODBUS规约通信编程,起参考作用.

VERSION 5.00
Object = "{F9043C88-F6F2-101A-A3C9-08002B2F49FB}#1.2#0"; "COMDLG32.OCX"
Object = "{D959C709-8613-11D1-9840-002078110E7D}#1.0#0"; "as97Popup.ocx"
Object = "{C7AE747C-B9E4-11D7-B0E3-D8165009166E}#7.0#0"; "XPForm.ocx"
Begin VB.Form frmbackup 
   BorderStyle     =   0  'None
   Caption         =   "备份数据库"
   ClientHeight    =   4440
   ClientLeft      =   0
   ClientTop       =   0
   ClientWidth     =   6510
   Icon            =   "frmbackup.frx":0000
   LinkTopic       =   "Form1"
   ScaleHeight     =   4440
   ScaleWidth      =   6510
   ShowInTaskbar   =   0   'False
   StartUpPosition =   3  '窗口缺省
   Begin MSComDlg.CommonDialog cdlog1 
      Left            =   3480
      Top             =   2160
      _ExtentX        =   847
      _ExtentY        =   847
      _Version        =   393216
   End
   Begin as97Popup.asPopup asPopup2 
      Height          =   375
      Left            =   3480
      Top             =   3480
      Width           =   1335
      _ExtentX        =   2355
      _ExtentY        =   661
      Caption         =   "退出"
      BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      BackColor       =   12648447
      ScaleWidth      =   89
      ScaleMode       =   0
      ScaleHeight     =   25
   End
   Begin as97Popup.asPopup asPopup1 
      Height          =   375
      Left            =   1800
      Top             =   3480
      Width           =   1215
      _ExtentX        =   2143
      _ExtentY        =   661
      Caption         =   "确定"
      BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      BackColor       =   12648447
      ScaleWidth      =   81
      ScaleMode       =   0
      ScaleHeight     =   25
   End
   Begin XP窗体控件.XPForm XPForm1 
      Height          =   855
      Left            =   1920
      Top             =   960
      Width           =   2775
      _ExtentX        =   4895
      _ExtentY        =   1508
      Caption         =   "备份数据库"
      Icon            =   "frmbackup.frx":0CCA
      AlwaysOnTop     =   0   'False
      ShowFormSize    =   0   'False
   End
End
Attribute VB_Name = "frmbackup"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub asPopup1_Click(Cancel As Boolean)
 Dim i As String
    On Error Resume Next
    With cdlog1
        .DialogTitle = "数据备份"
        .InitDir = App.path
        .filename = "backup.mdb"
        .Filter = "(数据库)*.mdb|*.mdb"
        .CancelError = True
        .ShowSave
        i = .filename
    End With
    If Right$(App.path, 1) <> "\" Then spath = App.path & "\"
    ssource = spath & "jk.mdb"
    sdest = i
    If Err.number <> cdlCancel Then
      On Error GoTo sjbf_error
      If Dir$(i) <> "" Then
        s = MsgBox("文件已存在,确认替换它！", vbYesNo + vbQuestion)
        If s = vbYes Then
          FileCopy ssource, sdest
          
        Else
          asPopup1_Click (1)
          
        End If
      Else
          FileCopy ssource, sdest
      
      End If
    End If
    Exit Sub
sjbf_error:
    If Err = 70 Then
    MsgBox "数据库正在使用，请关闭所有数据窗口，从新开始备份", vbExclamation
    Else
    frmmsg.msg.MsgChar = Err.Description
    frmmsg.Show
    
    
    End If
End Sub

Private Sub Form_Load()
XPForm1.Make

End Sub