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Private Const MAX_PATH = 256
Private Const FILE_ATTRIBUTE_DIRECTORY = &H10Private Type FILETIME
dwLowDateTime As Long
dwHighDateTime As Long
End TypePrivate Type SYSTEMTIME
wYear As Integer
wMonth As Integer
wDayOfWeek As Integer
wDay As Integer
wHour As Integer
wMinute As Integer
wSecond As Integer
wMilliseconds As Integer
End TypePrivate 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 TypePrivate 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 FindClose Lib "kernel32" (ByVal hFindFile As Long) As LongPrivate Sub FindAll(ByVal strRootFolder As String)
On Error GoTo ErrTrap
Dim lngSearchHandle As Long
Dim lngRet As Long Dim strTemp As String
Dim FileNm As String Dim tFindData As WIN32_FIND_DATA
If Right$(strRootFolder, 1) <> "\" Then strRootFolder = strRootFolder & "\"
lngSearchHandle = FindFirstFile(strRootFolder & "*.*", tFindData)
If lngSearchHandle = INVALID_HANDLE_VALUE Then GoTo WayOut
lngRet = 1
Do While lngRet <> 0
DoEvents
strTemp = TrimNulls(tFindData.cFileName)
Me.Caption = strTemp
If (tFindData.dwFileAttributes And FILE_ATTRIBUTE_DIRECTORY) = FILE_ATTRIBUTE_DIRECTORY Then
If strTemp <> "." And strTemp <> ".." Then
Call FindAll(strRootFolder & strTemp)
End If
Else
FileNm = strRootFolder & strTemp '这里进行文件名的判断:
If InStr(1, FileNm, ".exe") > 0 Then
Debug.Print FileNm
End If
End If
lngRet = FindNextFile(lngSearchHandle, tFindData)
DoEvents
Loop
Call FindClose(lngSearchHandle)
GoTo WayOut
ErrTrap:
Select Case Err.Number
Case 0
Case Else
MsgBox Err.Number & vbCrLf & Err.Description, , "FindAllDirFiles"
End Select
WayOut:
End SubPrivate Sub Command1_Click()
FindAll "c:"
End SubPrivate Function TrimNulls(strString As String) As String
Dim l As Long
l = InStr(1, strString, Chr(0))
If l = 1 Then
TrimNulls = ""
ElseIf l > 0 Then
TrimNulls = Left$(strString, l - 1)
Else
TrimNulls = strString
End If
End Function
核心代码参照API-Guide的两个例子程序,特此声明。Option Explicit'查找第一个文件的API
Private Declare Function FindFirstFile Lib "kernel32" Alias "FindFirstFileA" (ByVal lpFileName As String, lpFindFileData As WIN32_FIND_DATA) As Long
'查找下一个文件的API
Private Declare Function FindNextFile Lib "kernel32" Alias "FindNextFileA" (ByVal hFindFile As Long, lpFindFileData As WIN32_FIND_DATA) As Long
'获取文件属性的API
Private Declare Function GetFileAttributes Lib "kernel32" Alias "GetFileAttributesA" (ByVal lpFileName As String) As Long
'关闭查找文件的API
Private Declare Function FindClose Lib "kernel32" (ByVal hFindFile As Long) As Long
'以下为调用浏览文件夹窗口的API
Private Declare Sub CoTaskMemFree Lib "ole32.dll" (ByVal hMem As Long)
Private Declare Function lstrcat Lib "kernel32" Alias "lstrcatA" (ByVal lpString1 As String, ByVal lpString2 As String) As Long
Private Declare Function SHBrowseForFolder Lib "shell32" (lpbi As BrowseInfo) As Long
Private Declare Function SHGetPathFromIDList Lib "shell32" (ByVal pidList As Long, ByVal lpBuffer As String) As Long'常量
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
Const BIF_RETURNONLYFSDIRS = 1
Private Type FILETIME
dwLowDateTime As Long
dwHighDateTime As Long
End Type'定义类(用于查找文件)
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'定义类(用于浏览文件夹窗口)
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'自定义函数
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'自定义函数
Function FindFilesAPI(path As String, SearchStr As String, FileCount As Integer, _
DirCount As Integer)
Dim FileName As String ' 文件名
Dim DirName As String ' 子目录名
Dim dirNames() As String ' 目录数组
Dim nDir As Integer ' 当前路径的目录数
Dim i As Integer ' 循环计数器变量
Dim hSearch As Long ' 搜索句柄变量
Dim WFD As WIN32_FIND_DATA
Dim Cont As Integer
If Right(path, 1) <> "\" Then path = path & "\"
'搜索子目录
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) '获取下一个子目录
Loop
Cont = FindClose(hSearch)
End If
' 遍历目录并累计文件总数
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) ' 获取下一个文件
Wend
Cont = FindClose(hSearch)
End If
'如果子目录存在则遍历之
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'查找按钮代码
Sub Command1_Click()
Dim SearchPath As String, FindStr As String
Dim FileSize As Long
Dim NumFiles As Integer, NumDirs As Integer
Dim iNull As Integer, lpIDList As Long, lResult As Long
Dim sPath As String, udtBI As BrowseInfo
With udtBI
'设置浏览窗口
.hWndOwner = Me.hWnd
'返回选中的目录
.ulFlags = BIF_RETURNONLYFSDIRS
End With'调出浏览窗口
lpIDList = SHBrowseForFolder(udtBI)
If lpIDList Then
sPath = String$(MAX_PATH, 0)
'获取路径
SHGetPathFromIDList lpIDList, sPath
'释放内存
CoTaskMemFree lpIDList
iNull = InStr(sPath, vbNullChar)
If iNull Then
sPath = Left$(sPath, iNull - 1)
End If
End IfScreen.MousePointer = vbHourglass
List1.Clear
SearchPath = sPath '选中的目录为搜索的起始路径
FindStr = "*.*" '搜索所有类型的文件(此处可另作定义)
FileSize = FindFilesAPI(SearchPath, FindStr, NumFiles, NumDirs)
Text1.Text = "查找到的文件数:" & NumFiles & vbCrLf & "查找的目录数:" & _
NumDirs + 1 & vbCrLf & "文件大小总共为:" & vbCrLf & _
Format(FileSize, "#,###,###,##0") & "字节"
Screen.MousePointer = vbDefault
End Sub
Option Explicit
Dim mfCancel As Boolean '是否单击的“停止”按钮
Dim mFSO As FileSystemObject
Private Sub cmdSearch_Click()
Dim foPath As String
Dim fo As Folder
Dim f As File
Dim dr As Drive
Label1.Caption = "正在搜索..."
DoEvents
mfCancel = False
cmdSearch.Enabled = False '搜索按钮无效
cmdStop.Enabled = True '停止按钮有效
Set mFSO = New FileSystemObject
List1.clear
For Each dr In mFSO.Drives
If mfCancel Then '如果用户单击的“停止”按钮则停止搜索
Exit For
End If
If dr.DriveType = 2 Then '如果是硬盘就进行搜索
foPath = dr.Path
If Right(foPath, 1) = "\" Then
Else
foPath = foPath & "\"
End If
subGetFolder foPath
End If
Next
Label1.Caption = "找到" & ListView1.ListItems.Count & "个文件。"
cmdStop.Enabled = False '停止按钮无效
cmdSearch.Enabled = True '搜索按钮有效
Set fo = Nothing
Set f = Nothing
Set dr = Nothing
Set mFSO = Nothing
End SubPrivate Sub subGetFolder(ByVal prmFoPath As String) '获取指定目录中的文件夹
Dim fo As Folder
Dim tFolder As Folder
If Not mfCancel Then
Set tFolder = mFSO.GetFolder(prmFoPath)
Label1.Caption = "正在查找 " & prmFoPath '用于显示当前正在搜索的文件夹
DoEvents
subGetFile prmFoPath
For Each fo In tFolder.SubFolders
If mfCancel Then '用户单击的停止按钮则停止搜索
Exit For
End If
subGetFolder fo.Path '递归调用
Next
End If
Set fo = Nothing
Set tFolder = Nothing
End Sub
Private Sub subGetFile(prmFoPath As String) '获取指定目录中的文件
Dim fListItem As ListItem
Dim f As File
Dim tFolder As Folder
Set tFolder = mFSO.GetFolder(prmFoPath)
For Each f In tFolder.Files
If Len(f.Name) > 4 Then
If UCase(Right(f.Name, 4)) = ".DLL" Then
List1.Additem f.Path
End If
End If
If mfCancel Then
Exit For
End If
DoEvents
Next
Set fListItem = Nothing
Set f = Nothing
Set tFolder = Nothing
End SubPrivate Sub cmdStop_Click()
mfCancel = True
End Sub
Private Sub Form_Unload(Cancel As Integer)
End
End Sub