列出磁盘下的所有文件

FileObject.h

 

#pragma once#include <string>#include <vector>using namespace std ;#ifdef _UNICODE#define stdTstring wstring #else#define stdTstring string#endiftypedef enum{FILETYPE_NULL = 0,FILETYPE_FILE,FILETYPE_DIR,}FILETYPE;#define FILEATTRIBUTE_NULL0x00000000#define FILEATTRIBUTE_READONLY0x00000001#define FILEATTRIBUTE_HIDE0x00000010#define FILEATTRIBUTE_DIRECTORY0x00000100class CFileObject{public:virtual ~CFileObject(void);CFileObject(FILETYPE type,stdTstring FileName);private:stdTstring mFileName;FILETYPE mFileType;public:void SetFileName(stdTstring name);stdTstring GetFileName(void);FILETYPE GetFileType();vector<CFileObject*> mSubFiles;};

FileObject.cpp

#include "StdAfx.h"#include "FileObject.h"CFileObject::CFileObject(FILETYPE type,stdTstring FileName): mFileName(FileName), mFileType(type){mSubFiles.clear();}CFileObject::~CFileObject(void){vector<CFileObject*>::iterator iter = mSubFiles.begin();for (;iter!= mSubFiles.end(); iter++){if ((*iter)){CFileObject* file = (*iter);delete file;file = NULL;*iter = NULL;}}mSubFiles.clear();}void CFileObject::SetFileName(stdTstring name){mFileName = name;}stdTstring CFileObject::GetFileName(void){return mFileName;}FILETYPE CFileObject::GetFileType(){return mFileType;}

 

main.cpp

 

 

// ListFile.cpp : Defines the entry point for the console application.//#include "stdafx.h"#include<Windows.h>#include "FileObject.h"#include "tinyxml.h"#include <time.h>bool EnumFiles(LPCTSTR DirName,CFileObject &Root){WIN32_FIND_DATA FindFileData;ZeroMemory(&FindFileData,sizeof(WIN32_FIND_DATA));HANDLE hFind = INVALID_HANDLE_VALUE;stdTstring dir = stdTstring(DirName);if (dir[dir.length()-1] != '//'){dir = dir + _T("//");}stdTstring Find = dir + _T("*.*");BOOL bFindResult = TRUE;hFind = ::FindFirstFile(Find.c_str(), &FindFileData);DWORD dwError;if (hFind == INVALID_HANDLE_VALUE) {return false;} else {while(bFindResult){if ( !_tcscmp(FindFileData.cFileName,_T(".")) || !_tcscmp(FindFileData.cFileName,_T(".."))){bFindResult = ::FindNextFile(hFind, &FindFileData);continue;}else{if (FindFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY){stdTstring FullPath = dir + stdTstring(FindFileData.cFileName);CFileObject *obj = new CFileObject(FILETYPE_DIR,FullPath);EnumFiles(FullPath.c_str(),(*obj));Root.mSubFiles.push_back(obj);}else{stdTstring FullPath = dir + stdTstring(FindFileData.cFileName);CFileObject *obj = new CFileObject(FILETYPE_FILE,FullPath);Root.mSubFiles.push_back(obj);}}bFindResult = ::FindNextFile(hFind, &FindFileData);}dwError = GetLastError();::FindClose(hFind);if (dwError != ERROR_NO_MORE_FILES) {_tprintf (TEXT("FindNextFile error. Error is %u./n"), dwError);return false;}}return true;}bool WriteToFile(CFileObject &Root){return true;}int _tmain(int argc, _TCHAR* argv[]){time_t starttime;time(&starttime);DWORD star = GetTickCount();CFileObject obj(FILETYPE_DIR,_T("C://"));EnumFiles(_T("C://"),obj);time_t endTime;time(&endTime);DWORD t = GetTickCount() - star;time_t deleta = endTime - starttime;return 0;}

 

这样写后遍历C盘下文件需要8秒..... 寻求更效率的解决方案！