[VB]用API打开浏览文件夹对话框，选择文件夹

 1 Option Explicit
 2 
 3 Private Type BROWSEINFO
 4   hOwner As Long
 5   pidlRoot As Long
 6   pszDisplayName As String
 7   lpszTitle As String
 8   ulFlags As Long
 9   lpfn As Long
10   lParam As Long
11   iImage As Long
12 End Type
13 
14 Private Const BIF_RETURNONLYFSDIRS = &H1 '浏览文件夹
15 Private Const BIF_NEWDIALOGSTYLE = &H40 '新样式（有新建文件夹按钮，可调整对话框大小）
16 Private Const BIF_NONEWFOLDERBUTTON = &H200 '新样式中，没有新建按钮（只调大小）
17 
18 Private Declare Function SHGetPathFromIDList Lib "shell32.dll" Alias "SHGetPathFromIDListA" _
19   (ByVal pidl As Long, _
20   ByVal pszPath As String) As Long
21 Private Declare Function SHBrowseForFolder Lib "shell32.dll" Alias "SHBrowseForFolderA" _
22   (lpBrowseInfo As BROWSEINFO) As Long
23 
24 Public Function GetFolderName(hWnd As Long, Text As String) As String
25   Dim bi As BROWSEINFO
26   Dim pidl As Long
27   Dim path As String
28   With bi
29     .hOwner = hWnd
30     .pidlRoot = 0&  '根目录，一般不需要改
31     .lpszTitle = Text
32     .ulFlags = BIF_RETURNONLYFSDIRS '根据需要调整
33   End With
34   pidl = SHBrowseForFolder(bi)
35   path = Space$(512)
36   If SHGetPathFromIDList(ByVal pidl, ByVal path) Then
37     GetFolderName = Left(path, InStr(path, Chr(0)) - 1)
38   End If
39 End Function