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| #ifndef STORAGE_H
#define STORAGE_H
#include <windows.h>
#pragma once
class CStorage
{
public:
HRESULT hRes;
WCHAR * lpszW;
IStorage * pStorage;
void * lpBuf;
FILE * pFile;
HWND m_hWnd;
WIN32_FIND_DATA * pDATA;
int iINDENT;
char szTMP[MAX_PATH];
DWORD SectorsPerCluster;
DWORD BytesPerSector;
DWORD NumberOfFreeClusters;
DWORD TotalNumberOfClusters;
ULONG nStgElm;
ULONG uStgLen;
CStorage();
~CStorage();
inline GetHResult(){return hRes;}
LPWSTR _L(LPCTSTR str);
HRESULT MkIStorage(LPCTSTR szStgName);
HRESULT StgAddPath(LPCTSTR szName, IStorage * pStorage, IStorage ** lpStorage);
HRESULT StgAddFile(LPCTSTR szName, IStorage * pStorage, IStream ** lpStream);
HRESULT PutDataInStream(IStream * pStream, FILE * pFile);
void PumpMessages(HWND hWND);
WIN32_FIND_DATA * MkPathList(LPCTSTR szPath);
};
typedef CStorage * pSTG;
CStorage::CStorage()
{
CoInitialize(NULL);
GetTempPath(MAX_PATH,szTMP);
GetShortPathName(szTMP,szTMP,MAX_PATH);
if(GetDiskFreeSpace
(
szTMP,
&SectorsPerCluster,
&BytesPerSector,
&NumberOfFreeClusters,
&TotalNumberOfClusters
)
)
BytesPerSector = BytesPerSector < 1 ? 1024: BytesPerSector;
lpszW = (WCHAR *)malloc(sizeof(WCHAR));
lpBuf = malloc(sizeof(char));
pDATA = (WIN32_FIND_DATA *)malloc(sizeof(WIN32_FIND_DATA));
pFile = NULL;
m_hWnd= NULL;
nStgElm= 0;
uStgLen= 0;
pDATA[nStgElm].dwReserved1 = 0;
iINDENT = 0;
}
CStorage::~CStorage()
{
pStorage->Release();
CoUninitialize();
lpszW = (WCHAR *)realloc((void *)lpszW,sizeof(WCHAR));
lpBuf = realloc((void *)lpBuf,sizeof(char));
pDATA = (WIN32_FIND_DATA *)realloc((void *)pDATA,sizeof(WIN32_FIND_DATA));
}
LPWSTR CStorage::_L(LPCTSTR str)
{
long uLen = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, NULL);
MultiByteToWideChar(CP_ACP, 0, str, uLen, lpszW =
(WCHAR *)realloc((void *)lpszW,sizeof(WCHAR)*uLen),
uLen);
return lpszW;
}
HRESULT CStorage::MkIStorage(LPCTSTR szStgName)
{
char szPath[MAX_PATH];
sprintf(szPath,"%s%s.stg",szTMP,szStgName);
hRes = StgCreateStorageEx(
_L(szPath),
STGM_CREATE |
STGM_READWRITE |
STGM_SHARE_EXCLUSIVE,
STGFMT_STORAGE,
0, NULL, NULL,
IID_IStorage,
(void **)&pStorage);
return hRes;
}
HRESULT CStorage::StgAddPath(LPCTSTR szName, IStorage * pStorage, IStorage ** lpStorage)
{
hRes = pStorage->CreateStorage
(
_L(szName),
STGM_CREATE |
STGM_DIRECT |
STGM_READWRITE |
STGM_SHARE_EXCLUSIVE,
0, 0, lpStorage
);
return hRes;
}
HRESULT CStorage::StgAddFile(LPCTSTR szName, IStorage * pStorage, IStream ** lpStream)
{
hRes = pStorage->CreateStream
(
_L(szName),
STGM_CREATE |
STGM_DIRECT |
STGM_READWRITE |
STGM_SHARE_EXCLUSIVE/* |
STGM_DELETEONRELEASE*/,
0, 0, lpStream
);
return hRes;
}
HRESULT CStorage::PutDataInStream(IStream * pStream, FILE * pFile)
{
ULONG nBytes = 0;
ULONG uBufLen= uBufLen = SectorsPerCluster*BytesPerSector;
if(uBufLen < 1)
uBufLen = 4096;
if(pFile != 0)
{
lpBuf = realloc(lpBuf,uBufLen*sizeof(char));
while(!feof(pFile))
{
if(0 < (nBytes = fread(lpBuf,1,uBufLen,pFile)))
{
if(nBytes < uBufLen)
{
uBufLen = nBytes;
lpBuf = realloc(lpBuf,uBufLen*sizeof(char));
}
hRes = pStream->Write(lpBuf,uBufLen,&nBytes);
}
if(nBytes < 0)
break;
}
fclose(pFile);
}
if(pStream)
hRes = pStream->Release();
return hRes;
}
void CStorage::PumpMessages(HWND hWND)
{
MSG msg;
// Handle dialog messages
while(PeekMessage(&msg, hWND, 0, 0, PM_REMOVE))
if(!IsDialogMessage(hWND, &msg) && TranslateMessage(&msg))
DispatchMessage(&msg);
}
WIN32_FIND_DATA * CStorage::MkPathList(LPCTSTR szPath)
{
WIN32_FIND_DATA pFILE_DATA;ULONG uIND = nStgElm;
pDATA[nStgElm].dwFileAttributes = GetFileAttributes(szPath);
pDATA[nStgElm].dwReserved1 = iINDENT;
HANDLE hFile = CreateFile(
strcpy(pDATA[nStgElm].cFileName,szPath),
GENERIC_READ,
FILE_SHARE_READ,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if(hFile != INVALID_HANDLE_VALUE)
{
uStgLen += (pDATA[nStgElm].nFileSizeLow = GetFileSize(hFile,NULL));
CloseHandle(hFile);
pDATA = (WIN32_FIND_DATA *)realloc
(
(void *)pDATA,
sizeof(WIN32_FIND_DATA)*(1 + (nStgElm = nStgElm + 1))
);
}
else
{
pFILE_DATA.cFileName[0] = '\0';
if(strcmp(pDATA[nStgElm].cFileName,"") != 0)
sprintf(pFILE_DATA.cFileName,"%s\\*.*",pDATA[nStgElm].cFileName);
hFile = FindFirstFile(pFILE_DATA.cFileName,&pFILE_DATA);
if(hFile != INVALID_HANDLE_VALUE)
{
iINDENT++;
pDATA[(uIND = nStgElm)].nFileSizeLow = uStgLen;
pDATA = (WIN32_FIND_DATA *)realloc
(
(void *)pDATA,
sizeof(WIN32_FIND_DATA)*(1 + (nStgElm = nStgElm + 1))
);
do
{
if(strcmp(pFILE_DATA.cFileName,".") == 0 ||
strcmp(pFILE_DATA.cFileName,"..") == 0)
continue;
else
{
//GetShortPathName(pDATA[uIND].cFileName,pDATA[nStgElm].cFileName,MAX_PATH);
sprintf
(
pDATA[nStgElm].cFileName,
"%s\\%s",
pDATA[uIND].cFileName,
pFILE_DATA.cFileName
);
SetWindowText(m_hWnd,pFILE_DATA.cFileName);
pDATA[nStgElm].dwReserved1 = iINDENT;
pDATA[nStgElm].nFileSizeLow = pFILE_DATA.nFileSizeLow;
pDATA[nStgElm].dwFileAttributes = pFILE_DATA.dwFileAttributes;
if(FILE_ATTRIBUTE_DIRECTORY & pFILE_DATA.dwFileAttributes)
MkPathList(pDATA[nStgElm].cFileName);
else
{
uStgLen += pFILE_DATA.nFileSizeLow;
pDATA = (WIN32_FIND_DATA *)realloc
(
(void *)pDATA,
sizeof(WIN32_FIND_DATA)*(1 + (nStgElm = nStgElm + 1))
);
}
PumpMessages(m_hWnd);
}
}
while(FindNextFile(hFile,&pFILE_DATA) != 0);
FindClose(hFile);
pDATA[uIND].nFileSizeLow = uStgLen - pDATA[uIND].nFileSizeLow;
iINDENT--;
}
}
return pDATA;
}
#endif |
(
Сообщение было отмечено Miller-1981 как решение
