Re: How can I search for files?

From: Ed Landau (aunst8_2000_at_yahoo.com)
Date: 09/04/04 

Date: Sat, 04 Sep 2004 14:57:15 GMT

Thanks much for both responses !!!

-Ed
<Don@home.com> wrote in message
news:p2cjj0h1c3q3f6a7j2h4ipdlaknpa82ov6@4ax.com...
> On Sat, 4 Sep 2004 04:09:02 -0700, Patty O'Dors
> <PattyODors@discussions.microsoft.com> wrote:
>
> >The quick way you can do it without writing an algorithm is to shell a
> >process that writes the data to a text file, but this is the only way you
can
> >get the information.
> >e.g.
> >shell environ("comspec") & " dir ""c:\*.txt"" /b /s >thetextfiles.dat"
> >
> >
> >
> >> Using VB6, I'd like to do something like VBA's Application.fileSearch.
> >> I'd like to say: Return a list of all files matching "*.xxx" and
recursively
> >> go thru all sub-directories. The FileListBox does not recursively go
down
> >> directories.
> >> Any help would be appreciated.
> >>
> >> The only way I can think is to have a hidden dirListBox and step thru
it but
> >> popping back up may be tricky.
> >> Thanks
> >> -Ed
> >>
> >>
> >>
>
> Here is an API way of doing it... example from the API-Guide
> Watch the Word Wrap...
>
>
> 'Create a form with a command button (command1), a list box (list1)
> 'and four text boxes (text1, text2, text3 and text4).
> 'Type in the first textbox a startingpath like c:\
> 'and in the second textbox you put a pattern like *.* or *.txt
>
> Private Declare Function FindFirstFile Lib "kernel32" Alias
"FindFirstFileA"
> (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
> ftLastAccessTime As FILETIME
> ftLastWriteTime 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)
> 'KPD-Team 1999
> 'E-Mail: KPDTeam@Allapi.net
> 'URL: http://www.allapi.net/
>
> Dim FileName As String ' Walking filename variable...
> Dim DirName As String ' SubDirectory Name
> Dim dirNames() As String ' Buffer for directory name entries
> Dim nDir As Integer ' Number of directories in this path
> Dim i As Integer ' For-loop counter...
> Dim hSearch As Long ' Search Handle
> Dim WFD As WIN32_FIND_DATA
> Dim Cont As Integer
> If Right(path, 1) <> "\" Then path = path & "\"
> ' Search for subdirectories.
> nDir = 0
> ReDim dirNames(nDir)
> Cont = True
> hSearch = FindFirstFile(path & "*", WFD)
> If hSearch <> INVALID_HANDLE_VALUE Then
> Do While Cont
> DirName = StripNulls(WFD.cFileName)
> ' Ignore the current and encompassing directories.
> If (DirName <> ".") And (DirName <> "..") Then
> ' Check for directory with bitwise comparison.
> 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) 'Get next subdirectory.
> Loop
> Cont = FindClose(hSearch)
> End If
> ' Walk through this directory and sum file sizes.
> hSearch = FindFirstFile(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) ' Get next file
> Wend
> Cont = FindClose(hSearch)
> End If
> ' If there are sub-directories...
> If nDir > 0 Then
> ' Recursively walk into them...
> 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 = Text1.Text
> FindStr = Text2.Text
> FileSize = FindFilesAPI(SearchPath, FindStr, NumFiles, NumDirs)
> Text3.Text = NumFiles & " Files found in " & NumDirs + 1 & "
Directories"
> Text4.Text = "Size of files found under " & SearchPath & " = " &
> Format(FileSize, "#,###,###,##0") & " Bytes"
> Screen.MousePointer = vbDefault
> End Sub
>
> Have a good day...
>
> Don