"前面部分請放在模組中

Option Explicit

Public Type BrowseInfo

hwndOwner As Long

pIDLRoot As Long

pszDisplayName As Long

lpszTitle As Long

ulFlags As Long

lpfnCallback As Long

lParam As Long

iImage As Long

End Type

Public Const BIF_RETURNONLYFSDIRS = 1

Public Const MAX_PATH = 260

Public Declare Sub CoTaskMemFree Lib "ole32.dll" (ByVal hMem As Long)

Public Declare Function lstrcat Lib "kernel32" Alias "lstrcatA" (ByVal lpString1 As String, ByVal lpString2 As String) As Long

Public Declare Function SHBrowseForFolder Lib "shell32" (lpbi As BrowseInfo) As Long

Public Declare Function SHGetPathFromIDList Lib "shell32" (ByVal pidList As Long, ByVal lpBuffer As String) As Long

Public Function ForFolder(hwndOwner As Long, sPrompt As String) As String

"declare variables to be used

Dim iNull As Integer

Dim lpIDList As Long

Dim lResult As Long

Dim sPath As String

Dim udtBI As BrowseInfo

"initialise variables

With udtBI

.hwndOwner = hwndOwner

.lpszTitle = lstrcat(sPrompt, "")

.ulFlags = BIF_RETURNONLYFSDIRS

End With

"Call the browse for folder API

lpIDList = SHBrowseForFolder(udtBI)

"get the resulting string path

If lpIDList Then

sPath = String$(MAX_PATH, 0)

lResult = SHGetPathFromIDList(lpIDList, sPath)

Call CoTaskMemFree(lpIDList)

iNull = InStr(sPath, vbNullChar)

If iNull Then sPath = Left$(sPath, iNull - 1)

End If

"If cancel was pressed, sPath = ""

ForFolder = sPath

End Function

"程式中呼叫

Private Sub Command1_Click()

pa2 = ForFolder(hWnd, "請選擇目錄")

If Right(pa2, 1) "\" Then pa2 = pa2 + "\"

Text1.Text = pa2

End Sub