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使用API方法调用浏览文件夹对话框

时 间:2019-06-28 22:18:25
作 者:杨雪   ID:42182  城市:南京
摘 要:VBA 使用API方法调用浏览文件夹对话框。
正 文:

源码:

'【类型声明】 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

'【API声明】 Private Declare Function SHGetPathFromIDList Lib "shell32.dll" _ Alias "SHGetPathFromIDListA" (ByVal pidl As Long, _ ByVal pszPath As String) As Long Private Declare Function SHBrowseForFolder Lib "shell32.dll" _ Alias "SHBrowseForFolderA" (lpBrowseInfo As BROWSEINFO) As Long Private Declare Function lstrcat Lib "kernel32" _ Alias "lstrcatA" (ByVal lpString1 As String, _ ByVal lpString2 As String) As Long Private Declare Function OleInitialize Lib "ole32.dll" _ (lp As Any) As Long Private Declare Sub OleUninitialize Lib "ole32" () Private Const BIF_USENEWUI = &H40 Private Const MAX_PATH = 260

'【自定义函数】 Public Function GetFolder_API(sTitle As String, Optional vFlags As Variant) As String Dim lpIDList As Long Dim sBuffer As String Dim BInfo As BROWSEINFO If IsMissing(vFlags) Then vFlags = BIF_USENEWUI Call OleInitialize(ByVal 0&) With BInfo .lpszTitle = lstrcat(sTitle, "") .ulFlags = vFlags End With lpIDList = SHBrowseForFolder(BInfo) If (lpIDList) Then sBuffer = Space(MAX_PATH) SHGetPathFromIDList lpIDList, sBuffer sBuffer = Left(sBuffer, InStr(sBuffer, vbNullChar) - 1) If sBuffer <> "" Then GetFolder_API = sBuffer End If Call OleUninitialize End Function

'【使用方法】 Sub Test() MsgBox GetFolder_API("选择文件夹") End Sub



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