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  当前位置:> 程序开发 > 编程语言 > Visual Basic > 网络
编写映射驱动器
作者:jlum99 时间:2001-11-03 10:47 出处:互联网 责编:chinaitpower
              摘要:编写映射驱动器
步骤:新建一窗体form,建立两个框架frame1和frame2在frame1上建立四个标签、四个text控件和一个按钮,在frame2上建立一个标签、一个text控件和一个按钮。
代码如下
Option Explicit
Private Type NETRESOURCE
dwScope As Long
dwType As Long
dwDisplayType As Long
dwUsage As Long
lpLocalName As String
lpRemoteName As String
lpComment As String
lpProvider As String
End Type
Const NO_ERROR = 0
Const CONNECT_UPDATE_PROFILE = &H1
Const RESOURCETYPE_DISK = &H1
Const RESOURCETYPE_PRINT = &H2
Const RESOURCETYPE_ANY = &H0
Const RESOURCE_CONNECTED = &H1
Const RESOURCE_REMEMBERED = &H3
Const RESOURCE_GLOBALNET = &H2
Const RESOURCEDISPLAYTYPE_DOMAIN = &H1
Const RESOURCEDISPLAYTYPE_GENERIC = &H0
Const RESOURCEDISPLAYTYPE_SERVER = &H2
Const RESOURCEDISPLAYTYPE_SHARE = &H3
Const RESOURCEUSAGE_CONNECTABLE = &H1
Const RESOURCEUSAGE_CONTAINER = &H2
Private Declare Function WNetAddConnection2 Lib “mpr.dll” Alias _
“WNetAddConnection2A” _
lpNetResource As NETRESOURCE _
ByVal lpPassword As String _
ByVal lpUserName As String _
ByVal dwFlags As Long As Long
Private Declare Function WNetCancelConnection2 Lib “mpr.dll” Alias _
“WNetCancelConnection2A” _
ByVal lpName As String _
ByVal dwFlags As Long _
ByVal fForce As Long As Long
Private Sub cmdConnect_Click
Dim NetR As NETRESOURCE
Dim ErrInfo As Long
NetR.dwScope = RESOURCE_GLOBALNET
NetR.dwType = RESOURCETYPE_DISK
NetR.dwDisplayType = RESOURCEDISPLAYTYPE_SHARE
NetR.dwUsage = RESOURCEUSAGE_CONNECTABLE
NetR.lpLocalName = Text10.Text
NetR.lpRemoteName = Text11.Text
ErrInfo = WNetAddConnection2NetR Text13.Text Text12.Text CONNECT_UPDATE_PROFILE
If ErrInfo = NO_ERROR Then
MsgBox “Net connection successful” vbInformation
Else
MsgBox “ERROR ” & StrErrInfo & “ - Net connection unsuccessful” _
vbExclamation
End If
End Sub
Private Sub cmdDisconnect_Click
Dim ErrInfo As Long
Dim strLocalName As String
strLocalName = Text14.Text
ErrInfo = WNetCancelConnection2strLocalName CONNECT_UPDATE_PROFILE False
If ErrInfo = NO_ERROR Then
MsgBox “Net disconnection successful” vbInformation
Else
MsgBox “ERROR ” & StrErrInfo & “ - Net disconnection unsuccessful” _
vbExclamation
End If
End Sub
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