Записать имена всех файлов, их размер и местоположение на дисках C:D - VB
Формулировка задачи:
Пример такой
текстовый файл
Курсовая.doc (5Мб) C:\Desktop\work\курсовая.doc
и таким образом все файлы
Как реализовать?
Решение задачи: «Записать имена всех файлов, их размер и местоположение на дисках C:D»
textual
Листинг программы
' Поиск файлов на дисках, в папках и подпапках 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) 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 Dim LenF As Double If Right(path, 1) <> "\" Then path = path & "\" nDir = 0 ReDim dirNames(nDir) Cont = True hSearch = FindFirstFile(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) 'Get next subdirectory. DoEvents Loop Cont = FindClose(hSearch) End If 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 LenF = Round((FileLen(path & FileName)) / 1024, 2) List1.AddItem Str(LenF) & " КБ " & path & FileName End If Cont = FindNextFile(hSearch, WFD) ' Get next file 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 = Text1.Text FindStr = Text2.Text FileSize = FindFilesAPI(SearchPath, FindStr, NumFiles, NumDirs) Screen.MousePointer = vbDefault End Sub Private Sub Form_Load() Text1.Text = "C:\" Text2.Text = "*.*" End Sub
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