AW: Dialog um Ordner ODER Datei auszuwählen
10.05.2007 17:03:00
Nepumuk
Hallo Yogi,
Beispiel:
' **********************************************************************
' Modul: Modul2 Typ: Allgemeines Modul
' **********************************************************************
Option Explicit
Private Declare Function MoveWindow Lib "user32.dll" ( _
ByVal hwnd As Long, _
ByVal x As Long, _
ByVal y As Long, _
ByVal nWidth As Long, _
ByVal nHeight As Long, _
ByVal bRepaint As Long) As Long
Private Declare Function GetSystemMetrics Lib "user32.dll" ( _
ByVal nIndex As Long) As Long
Private Declare Function GetWindowRect Lib "user32.dll" ( _
ByVal hwnd As Long, _
ByRef lpRect As RECT) As Long
Private Declare Function SHBrowseForFolder Lib "shell32.dll" ( _
ByRef lpbi As InfoT) As Long
Private Declare Function CoTaskMemFree Lib "ole32.dll" ( _
ByVal hMem As Long) As Long
Private Declare Function lstrcat Lib "kernel32.dll" Alias "lstrcatA" ( _
ByVal lpStr1 As String, _
ByVal lpStr2 As String) As Long
Private Declare Function SHGetPathFromIDList Lib "shell32.dll" ( _
ByVal pList As Long, _
ByVal lpBuffer As String) As Long
Private Declare Function FindWindow Lib "user32.dll" Alias "FindWindowA" ( _
ByVal lpClassname As String, _
ByVal lpWindowName As String) As Long
Private Declare Function SendMessage Lib "user32.dll" Alias "SendMessageA" ( _
ByVal hwnd As Long, _
ByVal Msg As Long, _
ByRef wParam As Any, _
ByRef lParam As Any) As Long
Private Type InfoT
hwnd As Long
Root As Long
DisplayName As Long
Title As Long
Flags As Long
FName As Long
lParam As Long
Image As Long
End Type
Private Type RECT
Left As Long
Top As Long
Right As Long
Bottom As Long
End Type
Private Enum BIF_Flag
BIF_RETURNONLYFSDIRS = &H1
BIF_DONTGOBELOWDOMAIN = &H2
BIF_STATUSTEXT = &H4
BIF_RETURNFSANCESTORS = &H8
BIF_EDITBOX = &H10
BIF_VALIDATE = &H20
BIF_NEWDIALOGSTYLE = &H40
BIF_BROWSEINCLUDEURLS = &H80
BIF_BROWSEFORCOMPUTER = &H1000
BIF_BROWSEFORPRINTER = &H2000
BIF_BROWSEINCLUDEFILES = &H4000
BIF_SHAREABLE = &H8000
End Enum
Private Const SM_CXFULLSCREEN = &H10
Private Const SM_CYFULLSCREEN = &H11
Private Const BFFM_SETSELECTION = &H466
Private Const BFFM_INITIALIZED = &H1
Private Const GC_CLASSNAMEMSEXCEL = "XLMAIN"
Private s_BrowseInitDir As String
Private Function fncGetFolder( _
Optional ByVal sMsg As String = "Bitte wählen Sie ein Verzeichnis", _
Optional ByVal lFlag As BIF_Flag = BIF_RETURNONLYFSDIRS, _
Optional ByVal sPath As String = "C:\") As String
Dim xl As InfoT, IDList As Long, RVal As Long, FolderName As String
s_BrowseInitDir = sPath
With xl
.hwnd = FindWindow(GC_CLASSNAMEMSEXCEL, Application.Caption)
.Root = 0
.Title = lstrcat(sMsg, "")
.Flags = lFlag
.FName = FuncCallback(AddressOf BrowseCallback)
End With
IDList = SHBrowseForFolder(xl)
If IDList <> 0 Then
FolderName = Space(256)
RVal = SHGetPathFromIDList(IDList, FolderName)
CoTaskMemFree (IDList)
FolderName = Trim$(FolderName)
FolderName = Left$(FolderName, Len(FolderName) - 1)
End If
fncGetFolder = FolderName
End Function
Private Function BrowseCallback( _
ByVal hwnd As Long, _
ByVal uMsg As Long, _
ByVal wParam As Long, _
ByVal lParam As Long) As Long
If uMsg = BFFM_INITIALIZED Then
Call SendMessage(hwnd, BFFM_SETSELECTION, ByVal 1&, ByVal s_BrowseInitDir)
Call CenterDialog(hwnd)
End If
BrowseCallback = 0
End Function
Private Function FuncCallback(ByVal nParam As Long) As Long
FuncCallback = nParam
End Function
Private Sub CenterDialog(hwnd As Long)
Dim WinRect As RECT, ScrWidth As Integer, ScrHeight As Integer
Dim DlgWidth As Integer, DlgHeight As Integer
GetWindowRect hwnd, WinRect
DlgWidth = WinRect.Right - WinRect.Left
DlgHeight = WinRect.Bottom - WinRect.Top
ScrWidth = GetSystemMetrics(SM_CXFULLSCREEN)
ScrHeight = GetSystemMetrics(SM_CYFULLSCREEN)
MoveWindow hwnd, (ScrWidth - DlgWidth) / 2, _
(ScrHeight - DlgHeight) / 2, DlgWidth, DlgHeight, 1
End Sub
Public Sub test()
Dim sFolder As String
sFolder = Trim$(fncGetFolder("Bitte Verzeichnis oder Datei wählen", _
BIF_BROWSEINCLUDEFILES, "D:\Eigene Dateien\"))
If sFolder <> "" Then MsgBox sFolder
End Sub
Gruß
Nepumuk