结构化存储SDK

#define UNICODE
#include

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int nCmdShow)
{
    LPCTSTR lpszFileContent = TEXT("foo bar");
    LPCTSTR lpszError = NULL;
    IStorage *device = NULL;
    IStorage *directory = NULL;
    IStream *file = NULL;

    CoInitialize(NULL);

    if (FAILED(StgCreateDocfile(L"C:\\Compound.dat", STGM_CREATE | STGM_WRITE | STGM_SHARE_EXCLUSIVE, 0, &device)))
        lpszError = TEXT("StgCreateDocfile");
    else if (FAILED(device->lpVtbl->CreateStorage(device, L"directory", STGM_CREATE | STGM_WRITE | STGM_SHARE_EXCLUSIVE, 0, 0, &directory)))
        lpszError = TEXT("IStorage::CreateStorage");
    else if (FAILED(directory->lpVtbl->CreateStream(directory, L"example.doc", STGM_CREATE | STGM_WRITE | STGM_SHARE_EXCLUSIVE, 0, 0, &file)))
        lpszError = TEXT("IStorage::CreateStream");
    else if (FAILED(file->lpVtbl->Write(file, lpszFileContent, lstrlen(lpszFileContent) * sizeof(TCHAR), NULL)))
        lpszError = TEXT("IStream::Write");

    if (lpszError)
        MessageBox(NULL, lpszError, TEXT("Error"), MB_OK | MB_ICONSTOP);

    if (file) file->lpVtbl->Release(file);
    if (directory) directory->lpVtbl->Release(directory);
    if (device) device->lpVtbl->Release(device);

    CoUninitialize();

    return !!lpszError;
}