Visual Basic Programming Code Examples
Visual Basic > Common Dialogs Code Examples
Displaying The Search For Directory Dialog
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Displaying The Search For Directory Dialog
Private Declare Function SHBrowseForFolder _
Lib "shell32" (lpbi As BrowseInfo) As Long
Private Declare Function SHGetPathFromIDList _
Lib "shell32" (ByVal pidList As Long, _
ByVal lpBuffer As String) As Long
Private Declare Function lstrcat Lib "kernel32" _
Alias "lstrcatA" (ByVal lpString1 As String, ByVal _
lpString2 As String) As Long
Private Const BIF_RETURNONLYFSDIRS = 1
Private Const BIF_DONTGOBELOWDOMAIN = 2
Private Const MAX_PATH = 260
Private 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
'Wrapper Function.
Private Sub DirBox(Msg As String, Directory As String)
'Dimension some variables.
Dim lpIDList As Long
Dim sBuffer As String
Dim szTitle As String
Dim tBrowseInfo As BrowseInfo
'Set the message displayed on the dialog.
szTitle = Msg
'Set up the Type.
With tBrowseInfo
.hWndOwner = Me.hWnd
.lpszTitle = lstrcat(szTitle, "")
.ulFlags = BIF_RETURNONLYFSDIRS + BIF_DONTGOBELOWDOMAIN
End With
'Show the dialog box.
lpIDList = SHBrowseForFolder(tBrowseInfo)
'Process the data returned.
If (lpIDList) Then
sBuffer = Space(MAX_PATH)
SHGetPathFromIDList lpIDList, sBuffer
sBuffer = Left(sBuffer, InStr(sBuffer, vbNullChar) - 1)
Directory = sBuffer
End If
End Sub
