// @pymethod |PyIInitializeWithFile|Initialize|Passes a file path to a property handler on startup
PyObject *PyIInitializeWithFile::Initialize(PyObject *self, PyObject *args)
{
IInitializeWithFile *pIIWF = GetI(self);
if ( pIIWF == NULL )
return NULL;
TmpWCHAR path;
PyObject *obpath;
// @pyparm str|FilePath||Full path to the file whose properties are to be accessed
// @pyparm int|Mode||Indicates if properties can be written, STGM_READ or STGM_READWRITE
DWORD grfMode;
if ( !PyArg_ParseTuple(args, "Ok:Initialize", &obpath, &grfMode) )
return NULL;
if (!PyWinObject_AsWCHAR(obpath, &path, FALSE))
return NULL;
HRESULT hr;
PY_INTERFACE_PRECALL;
hr = pIIWF->Initialize(path, grfMode );
PY_INTERFACE_POSTCALL;
if ( FAILED(hr) )
return PyCom_BuildPyException(hr, pIIWF, IID_IInitializeWithFile );
Py_INCREF(Py_None);
return Py_None;
}
int _tmain(int argc, _TCHAR* argv[])
{
CLSID wid;
CoInitialize(NULL);
CLSIDFromString(const_cast<wchar_t*>(default_guid), &wid);
IInitializeWithFile *oo;
HRESULT hr;
if ((hr = CoCreateInstance(wid, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&oo))) != S_OK)
fail();
#if 0
IStorage *isto;
if ((hr = StgCreateDocfile(L"t.mp3", STGM_CREATE | STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_DIRECT, 0, &isto)) != S_OK)
fail();
IStream *is;
if ((hr = isto->CreateStream(L"lol", STGM_DIRECT | STGM_READWRITE | STGM_SHARE_EXCLUSIVE, 0, 0, &is)) != S_OK)
fail();
#endif
IPropertyStore *ips;
IPropertyStoreCapabilities *ipcs;
if ((hr = oo->QueryInterface(IID_PPV_ARGS(&ips))) != S_OK)
fail();
if ((hr = oo->QueryInterface(IID_PPV_ARGS(&ipcs))) != S_OK)
fail();
//iws->Initialize(is, STGM_READWRITE);
if ((hr = oo->Initialize(L"t.mp3", STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_DIRECT)) != S_OK)
fail();
DWORD props;
if ((hr = ips->GetCount(&props)) != S_OK)
fail();
for (DWORD i = 0; i < props; ++i)
{
PROPERTYKEY pkey;
ips->GetAt(i, &pkey);
WCHAR *sz;
PSGetNameFromPropertyKey(pkey, &sz);
std::wcout << (ipcs->IsPropertyWritable(pkey) == S_OK) << "\t" << sz << std::endl;
}
return 0;
}
HRESULT PreviewGenerator::ShowPreviewWithPreviewHandler(CString filePath, CLSID cls)
{
DWORD dwRet = ERROR_BAD_ARGUMENTS;
IInitializeWithFile *iIFile;
if (iPHandler)
{
iPHandler->Unload();
SAFERELEASE(iPHandler);
}
HRESULT hr = CoCreateInstance(cls, NULL, CLSCTX_INPROC_SERVER | CLSCTX_LOCAL_SERVER, IID_IPreviewHandler, (LPVOID*)&iPHandler);
if (hr == S_OK)
{
hr = iPHandler->QueryInterface(IID_IInitializeWithFile, (LPVOID*)&iIFile);
}
else
return hr;
if (iIFile && hr == S_OK)
hr = iIFile->Initialize(filePath, STGM_READ);
if (iPHandler && hr == S_OK)
hr = DoPreview();
SAFERELEASE(iIFile);
return hr;
}
