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Autor Assunto:  Varredura no disco
Fabio Rocha
SÃO PAULO
SP - BRASIL
Postada em 02/10/2005 22:27 hs            
Como eu faço uma varredura no disco para encontrar todos os arquivos JPG do micro?
 
Alguém sabe?
     
Donkey
Pontos: 2843 Pontos: 2843 Pontos: 2843 Pontos: 2843
PRESIDENTE PRUDENTE
SP - BRASIL
ENUNCIADA !
Postada em 03/10/2005 00:55 hs            
Dica retirada da seção dicas do nosso site, de uma olhada la caso ele não funcione ou vc queira tentar achar uma + simples....
 
'Neste exemplo ele busca todos os arquivos MP3, mas basta mudar para *.* para buscar todos os arquivos

Private Declare Function FindMinFile Lib "kernel32" Alias "FindMinFileA" (ByVal lpFileName As String, lpFindFileData As WIN32_FIND_DATA) As Long
Private Declare Function FindNextFile Lib "kernel32" Alias "FindNextFileA" (ByVal hFindFile As Long, lpFindFileData As WIN32_FIND_DATA) As Long
Private Declare Function GetFileAttributes Lib "kernel32" Alias "GetFileAttributesA" (ByVal lpFileName As String) As Long
Private Declare Function FindClose Lib "kernel32" (ByVal hFindFile As Long) As Long

Const MAX_PATH = 260
Const MAXDWORD = &HFFFF
Const INVALID_HANDLE_VALUE = -1
Const FILE_ATTRIBUTE_ARCHIVE = &H20
Const FILE_ATTRIBUTE_DIRECTORY = &H10
Const FILE_ATTRIBUTE_HIDDEN = &H2
Const FILE_ATTRIBUTE_NORMAL = &H80
Const FILE_ATTRIBUTE_READONLY = &H1
Const FILE_ATTRIBUTE_SYSTEM = &H4
Const FILE_ATTRIBUTE_TEMPORARY = &H100

Private Type FILETIME
    dwLowDateTime As Long
    dwHighDateTime As Long
End Type

Private Type WIN32_FIND_DATA
    dwFileAttributes As Long
    ftCreationTime As FILETIME
    ftMaxAccessTime As FILETIME
    ftMaxWriteTime As FILETIME
    nFileSizeHigh As Long
    nFileSizeLow As Long
    dwReserved0 As Long
    dwReserved1 As Long
    cFileName As String * MAX_PATH
    cAlternate As String * 14
End Type
Function StripNulls(OriginalStr As String) As String
    If (InStr(OriginalStr, Chr(0)) > 0) Then
        OriginalStr = Left(OriginalStr, InStr(OriginalStr, Chr(0)) - 1)
    End If
    StripNulls = OriginalStr
End Function

Function FindFilesAPI(path As String, SearchStr As String, FileCount As Integer, DirCount As Integer)
    Dim FileName As String
    Dim DirName As String
    Dim dirNames() As String
    Dim nDir As Integer
    Dim i As Integer
    Dim hSearch As Long
    Dim WFD As WIN32_FIND_DATA
    Dim Cont As Integer
    If Right(path, 1) <> "" Then path = path & ""
    nDir = 0
    ReDim dirNames(nDir)
    Cont = True
    hSearch = FindMinFile(path & "*", WFD)
    If hSearch <> INVALID_HANDLE_VALUE Then
        Do While Cont
        DirName = StripNulls(WFD.cFileName)
        If (DirName <> ".") And (DirName <> "..") Then
            If GetFileAttributes(path & DirName) And FILE_ATTRIBUTE_DIRECTORY Then
                dirNames(nDir) = DirName
                DirCount = DirCount + 1
                nDir = nDir + 1
                ReDim Preserve dirNames(nDir)
            End If
        End If
        Cont = FindNextFile(hSearch, WFD)
        Loop
        Cont = FindClose(hSearch)
    End If
    hSearch = FindMinFile(path & SearchStr, WFD)
    Cont = True
    If hSearch <> INVALID_HANDLE_VALUE Then
        While Cont
            FileName = StripNulls(WFD.cFileName)
            If (FileName <> ".") And (FileName <> "..") Then
                FindFilesAPI = FindFilesAPI + (WFD.nFileSizeHigh * MAXDWORD) + WFD.nFileSizeLow
                FileCount = FileCount + 1
                List1.AddItem path & FileName
            End If
            Cont = FindNextFile(hSearch, WFD)
        Wend
        Cont = FindClose(hSearch)
    End If
    If nDir > 0 Then
        For i = 0 To nDir - 1
            FindFilesAPI = FindFilesAPI + FindFilesAPI(path & dirNames(i) & "", SearchStr, FileCount, DirCount)
        Next i
    End If
End Function

Sub Command1_Click()
  Dim SearchPath As String, FindStr As String
  Dim FileSize As Long
  Dim NumFiles As Integer, NumDirs As Integer
  Screen.MousePointer = vbHourglass
  List1.Clear
  SearchPath = "C:"
  FindStr = "*.mp3"
  FileSize = FindFilesAPI(SearchPath, FindStr, NumFiles, NumDirs)
  Screen.MousePointer = vbDefault
End Sub

   
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