100分请问怎样在VB.NET中获得UNC路径,(顶者有分)
发布时间:2011-06-23 15:59:32 文章来源:www.iduyao.cn 采编人员:星星草
100分请教怎样在VB.NET中获得UNC路径,急!!!(顶者有分)
1、请问能否不用API获取UNC路径,如果可以请帮忙。
2、如果只能用API获取UNC路径,请问如何获得。
各位高手,拜托啦。
------解决方案--------------------
to 2、如果只能用API获取UNC路径,请问如何获得。
Network Shares and UNC paths
http://www.codeproject.com/cs/internet/networkshares.asp
------解决方案--------------------
http://www.vbgood.com/vb.good/article-do-view-articleid-2775.html
------解决方案--------------------
http://www.songbai.com/vb/vbart/200606/vb_8473.html
这个上面有
------解决方案--------------------
ding qi
------解决方案--------------------
API的代码在.NET下也是能用的,很多API都还是用以前VB6老的方法
------解决方案--------------------
不会,但帮忙顶
------解决方案--------------------
帮你顶!
------解决方案--------------------
Get the UNC Path
Networked drives. They注释:re an administrative nightmare. In fact, the average user changes his networked drive letters more often than his underwear.
But you can solve this problem of binding an application to a particular drive by using a Universal Naming Convention (UNC) path(UNC(Universal Naming Conversion)通用命名标准。). This still references a network area, but doesn抰 tie it to any one drive letter.
And you can retrieve and check the UNC of a particular path in code using this neat little function.
To use it, simply call GetUNCPath, passing it your drive letter along with a pre-declared empty string. If a problem occurs, the relevant number is passed back with the function. These can be matched with the possible return code constants.
However if everything goes swimmingly, the function returns a zero (a constant value of NO_ERROR) and places the UNC path into the ByRef-passed variable.
This code works by making a call to the WNetGetConnection function in MPR.DLL. It注释:s essentially a neat wrapper for a regular API call.
Usage
Dim strUNC As String
If GetUNCPath( "H: ", strUNC) = NO_ERROR Then
MsgBox "The UNC of the specified drive is " & strUNC
Else
MsgBox "There was a problem, sorry! "
End If
Code
注释: To be put inside a module
注释:Possible return codes from the API
Public Const ERROR_BAD_DEVICE As Long = 1200
Public Const ERROR_CONNECTION_UNAVAIL As Long = 1201
Public Const ERROR_EXTENDED_ERROR As Long = 1208
Public Const ERROR_MORE_DATA As Long = 234
Public Const ERROR_NOT_SUPPORTED As Long = 50
Public Const ERROR_NO_NET_OR_BAD_PATH As Long = 1203
Public Const ERROR_NO_NETWORK As Long = 1222
Public Const ERROR_NOT_CONNECTED As Long = 2250
Public Const NO_ERROR As Long = 0
注释:This API returns a UNC from a drive letter
Declare Function WNetGetConnection Lib "mpr.dll " Alias _
"WNetGetConnectionA " _
(ByVal lpszLocalName As String, _
ByVal lpszRemoteName As String, _
cbRemoteName As Long) As Long
Function GetUNCPath(ByVal strDriveLetter As String, _
ByRef strUNCPath As String) As Long
On Local Error GoTo GetUNCPath_Err
Dim strMsg As String
Dim lngReturn As Long
Dim strLocalName As String
Dim strRemoteName As String
友情提示:
信息收集于互联网,如果您发现错误或造成侵权,请及时通知本站更正或删除,具体联系方式见页面底部联系我们,谢谢。
其他相似内容:
-
关于VB.net中的验证控件
小弟正在开发一个C/S结构程序,有几个界面有较多的textbox,是关于用户数据输入的,现在想做验证,听说有验证控...
-
多表查询问题
我有三个表,一个表为基本表,一个是代码表,一个是出差表
表一 编号,姓名 ,职别
001 李三 101
...
-
DATAGRIDVIEW无法删除未提交的新行?
再DATAGRIDVIEW录入时,想删除最后自动新增的一行,提示无法删除未提交的新行
Private Sub Dat...
-
迷茫了几天,求各位高手指教一下!下面是我的代码!
<!--#include file="webconfig.asp"-->
<%
Dim SortID
SortID=Trim(FLib.SafeSql(R...
-
vb.net 断开和连接网络连接 修改代码
在vb.net中实现断开和连接网络连接的代码,我在网上找了一段代码
Option Explicit On
'首...
-
DataGridView直接导出EXCEL
如何直接读取DataGridView中的数据,并导出成Excel可以直接读取的文件
记住,我不要通过DataTable。
希...
-
求教:如何在vb.net下做一些好看的界面,整一些好看的效果,改变控件,让控件变得好看点?
有没有点例子?有没有点直接可以做控件的软件?
---...
-
在VB中,对SQL数据库进行增删改语句怎么写呢?
小弟做课程设计,遇到了一点小麻烦,卡在了这里,不知道在VB中怎么写对SQL数据库的增删改...
-
文本框中的数字精确到小数点后两位
请问如何让文本框输入数字后精确到小数点后两位,如:当输入112时,显示为112.00
------解决方案--...
-
VB.NET2008如何利用SendMessage修改按钮的Text?
为了测试 Windows API ,试图点Button用SendMessage修改该按钮的Text,竟然没成功,请教...