自学教程：C++ HRESULT_CODE函数代码示例

/** * Creates a Media Source Reader. * * @param env JNI env * @param path path * @param ppMediaSrcReader media source reader * @return HRESULT */HRESULT mf_createMediaSourceReader(JNIEnv *env, jstring path, IMFSourceReader **ppMediaSrcReader) {    HRESULT res = S_OK;    const LPWSTR pwszFilePath = (LPWSTR)env->GetStringChars(path, NULL);    res = MFCreateSourceReaderFromURL(        pwszFilePath,         NULL,         ppMediaSrcReader);	if (HRESULT_CODE(res) == ERROR_FILE_NOT_FOUND			|| HRESULT_CODE(res) == ERROR_PATH_NOT_FOUND			|| HRESULT_CODE(res) == ERROR_NOT_DOS_DISK			|| HRESULT_CODE(res) == ERROR_BAD_NETPATH) {		const char * filePath = env->GetStringUTFChars(path, NULL);        throwFileNotFoundExceptionIfError(env, res, filePath);	    env->ReleaseStringUTFChars(path, filePath);        goto bail;	}    if (res != S_OK) {        throwUnsupportedAudioFileExceptionIfError(env, res, "Failed to create source reader from url");        goto bail;    }bail:    env->ReleaseStringChars(path, (jchar *)pwszFilePath);    return res;}

void Font21_impl_proxy::ccom_set_charset( EIF_INTEGER a_value )/*-----------------------------------------------------------  Set No description available.-----------------------------------------------------------*/{  HRESULT hr;  if (p_Font21 == NULL)  {    hr = p_unknown->QueryInterface (IID_Font21_, (void **)&p_Font21);	rt.ccom_check_hresult (hr);  };  DISPID disp = (DISPID) 8;  LCID lcid = (LCID) 0;  DISPPARAMS args;  VARIANTARG arg;  SHORT tmp_value;  tmp_value = (SHORT)a_value;  arg.vt = 2;  arg.iVal = tmp_value;  args.cArgs = 1;  args.cNamedArgs = 0;  VARIANT pResult;   VariantInit (&pResult);  excepinfo->wCode = 0;  excepinfo->wReserved = 0;  excepinfo->bstrSource = NULL;  excepinfo->bstrDescription = NULL;  excepinfo->bstrHelpFile = NULL;  excepinfo->dwHelpContext = 0;  excepinfo->pvReserved = NULL;  excepinfo->pfnDeferredFillIn = NULL;  excepinfo->scode = 0;    unsigned int nArgErr;  hr = p_Font21->Invoke (disp, IID_NULL, lcid, DISPATCH_PROPERTYPUT, &args, &pResult, excepinfo, &nArgErr);    if (hr == DISP_E_TYPEMISMATCH || hr == DISP_E_PARAMNOTFOUND)  {    char * hresult_error = f.c_format_message (hr);    char  arg_no[20];    itoa (nArgErr, arg_no, 10);    char * arg_name = "Argument No: ";    int size = strlen (hresult_error) + strlen (arg_no) + strlen (arg_name) + 1;    char * message;    message = (char *)calloc (size, sizeof (char));    strcat (message, hresult_error);    strcat (message, arg_no);    strcat (message, arg_name);    com_eraise (message, HRESULT_CODE(hr));  }   if (FAILED (hr))    {      com_eraise (f.c_format_message (hr), HRESULT_CODE (hr));    };  };

QContact QContactWinCEEngine::contact(const QContactLocalId& contactId, const QtMobility::QContactFetchHint& hint, QContactManager::Error* error) const{    // TODO: implementation for definitionRestrictions!    Q_UNUSED(hint);    QContact ret;    // id == 0 gives a bad argument error from POOM, so don't even try it    if (contactId != 0) {        // Fetch!        SimpleComPointer<IItem> item = 0;        HRESULT hr = d->m_app->GetItemFromOidEx(contactId, 0, &item);        if (SUCCEEDED(hr)) {            if (item) {                *error = QContactManager::NoError;                ret = convertToQContact(item);            } else {                *error = QContactManager::DoesNotExistError;            }        } else {            if (HRESULT_CODE(hr) == ERROR_NOT_FOUND) {                *error = QContactManager::DoesNotExistError;            } else {                qWarning() << "Failed to retrieve contact:" << HRESULT_CODE(hr);                *error = QContactManager::UnspecifiedError;            }        }    } else {        *error = QContactManager::DoesNotExistError;    }    return ret;}

int __stdcall NDInstallNetComp(PCWSTR szNetComp, UINT nc, PCWSTR szInfFullPath){    HRESULT hr ;	int iRet;	LogPrintf(TEXT("Entering NDInstallNetProtocol(%s, %d, %s)..."), szNetComp, nc, szInfFullPath);	hr = HrInstallNetComponent(szNetComp, (NetClass) nc, szInfFullPath) ;	LogNetCfgError(hr);	if(SUCCEEDED(hr))	{		if (hr == NETCFG_S_REBOOT)			iRet = NDS_REBOOT_REQUIRED;		else			iRet = NDS_SUCCESS;	}	else if(hr == NETCFG_E_NEED_REBOOT)	{		LogPrintf(TEXT("LpxInstall(), A system reboot is required before the component can be installed."));		iRet = NDS_PREBOOT_REQUIRED;		SetLastError(HRESULT_CODE(hr));	}	else	{		SetLastError(HRESULT_CODE(hr));		iRet = NDS_FAIL;	}	LogPrintf(TEXT("Leaving NDInstallNetProtocol()... %d"), iRet);	return iRet;}

egl::Error DXGISwapChainWindowSurfaceWGL::setObjectsLocked(bool locked){    if (mRenderbufferBufferHandle == nullptr)    {        ASSERT(mTextureHandle == nullptr);        return egl::NoError();    }    HANDLE resources[] = {        mRenderbufferBufferHandle,        mTextureHandle,    };    GLint count = (mTextureHandle != nullptr) ? 2 : 1;    if (locked)    {        if (!mFunctionsWGL->dxLockObjectsNV(mDeviceHandle, count, resources))        {            return egl::EglBadAlloc()                   << "Failed to lock object, " << gl::FmtErr(HRESULT_CODE(GetLastError()));        }    }    else    {        if (!mFunctionsWGL->dxUnlockObjectsNV(mDeviceHandle, count, resources))        {            return egl::EglBadAlloc()                   << "Failed to lock object, " << gl::FmtErr(HRESULT_CODE(GetLastError()));        }    }    return egl::NoError();}

egl::Error DXGISwapChainWindowSurfaceWGL::setObjectsLocked(bool locked){    if (mRenderbufferBufferHandle == nullptr)    {        ASSERT(mTextureHandle == nullptr);        return egl::Error(EGL_SUCCESS);    }    HANDLE resources[] = {        mRenderbufferBufferHandle, mTextureHandle,    };    GLint count = (mTextureHandle != nullptr) ? 2 : 1;    if (locked)    {        if (!mFunctionsWGL->dxLockObjectsNV(mDeviceHandle, count, resources))        {            return egl::Error(EGL_BAD_ALLOC, "Failed to lock object, error: 0x%08x.",                              HRESULT_CODE(GetLastError()));        }    }    else    {        if (!mFunctionsWGL->dxUnlockObjectsNV(mDeviceHandle, count, resources))        {            return egl::Error(EGL_BAD_ALLOC, "Failed to lock object, error: 0x%08x.",                              HRESULT_CODE(GetLastError()));        }    }    return egl::Error(EGL_SUCCESS);}

bool QContactWinCEEngine::removeContact(const QContactLocalId& contactId, QContactManager::Error* error){    // Fetch an IItem* for this    if (contactId != 0) {        SimpleComPointer<IItem> item ;        QContactChangeSet cs;        HRESULT hr = d->m_app->GetItemFromOidEx(contactId, 0, &item);        if (SUCCEEDED(hr)) {            hr = item->Delete();            if (SUCCEEDED(hr)) {                *error = QContactManager::NoError;                d->m_ids.removeAll(contactId);                cs.insertRemovedContact(contactId);                cs.emitSignals(this);                return true;            }            qWarning() << "Failed to delete:" << HRESULT_CODE(hr);            *error = QContactManager::UnspecifiedError;        } else {            if (HRESULT_CODE(hr) == ERROR_NOT_FOUND) {                *error = QContactManager::DoesNotExistError;            } else {                qWarning() << "Failed to retrieve item pointer in delete" << HRESULT_CODE(hr);                *error = QContactManager::UnspecifiedError;            }        }    } else {        // Id 0 does not exist        *error = QContactManager::DoesNotExistError;    }    return false;}

IWebBrowser2* BrowserFactory::CreateBrowser() {    LOG(TRACE) << "Entering BrowserFactory::CreateBrowser";    IWebBrowser2* browser = NULL;    DWORD context = CLSCTX_LOCAL_SERVER;    if (this->ie_major_version_ == 7 && this->windows_major_version_ >= 6) {        // ONLY for IE 7 on Windows Vista. XP and below do not have Protected Mode;        // Windows 7 shipped with IE8.        context = context | CLSCTX_ENABLE_CLOAKING;    }    HRESULT hr = ::CoCreateInstance(CLSID_InternetExplorer,                                    NULL,                                    context,                                    IID_IWebBrowser2,                                    reinterpret_cast<void**>(&browser));    // When IWebBrowser2::Quit() is called, the wrapper process doesn't    // exit right away. When that happens, CoCreateInstance can fail while    // the abandoned iexplore.exe instance is still valid. The "right" way    // to do this would be to call ::EnumProcesses before calling    // CoCreateInstance, finding all of the iexplore.exe processes, waiting    // for one to exit, and then proceed. However, there is no way to tell    // if a process ID belongs to an Internet Explorer instance, particularly    // when a 32-bit process tries to enumerate 64-bit processes on 64-bit    // Windows. So, we'll take the brute force way out, just retrying the call    // to CoCreateInstance until it succeeds (the old iexplore.exe process has    // exited), or we get a different error code. We'll also set a 45-second    // timeout, with 45 seconds being chosen because it's below the default    // 60 second HTTP request timeout of most language bindings.    if (FAILED(hr) && HRESULT_CODE(hr) == ERROR_SHUTDOWN_IS_SCHEDULED) {        LOG(DEBUG) << "CoCreateInstance for IWebBrowser2 failed due to a "                   << "browser process that has not yet fully exited. Retrying "                   << "until the browser process exits and a new instance can "                   << "be successfully created.";    }    clock_t timeout = clock() + (45 * CLOCKS_PER_SEC);    while (FAILED(hr) &&            HRESULT_CODE(hr) == ERROR_SHUTDOWN_IS_SCHEDULED &&            clock() < timeout) {        ::Sleep(500);        hr = ::CoCreateInstance(CLSID_InternetExplorer,                                NULL,                                context,                                IID_IWebBrowser2,                                reinterpret_cast<void**>(&browser));    }    if (FAILED(hr) && HRESULT_CODE(hr) != ERROR_SHUTDOWN_IS_SCHEDULED) {        // If we hit this branch, the CoCreateInstance failed due to an unexpected        // error, either before we looped, or at some point during the loop. In        // in either case, there's not much else we can do except log the failure.        LOGHR(WARN, hr) << "CoCreateInstance for IWebBrowser2 failed.";    }    if (browser != NULL) {        browser->put_Visible(VARIANT_TRUE);    }    return browser;}

void ecom_runtime::ccom_check_hresult ( HRESULT hr )/*-----------------------------------------------------------  Checks HRESULT-----------------------------------------------------------*/{	if (FAILED (hr))	{		if ((HRESULT_FACILITY (hr) == FACILITY_ITF) && eedefined(HRESULT_CODE  (hr) - 1024))			com_eraise (rt_ec.ccom_ec_lpstr (eename (HRESULT_CODE (hr) - 1024), NULL), HRESULT_CODE (hr) - 1024);		com_eraise (f.c_format_message (hr), EN_COM);	};};

void ecom_control_library::IOleInPlaceFrame_impl_proxy::ccom_context_sensitive_help(  /* [in] */ EIF_INTEGER f_enter_mode )/*-----------------------------------------------------------  No description available.-----------------------------------------------------------*/{  HRESULT hr;  if (p_IOleInPlaceFrame == NULL)  {    hr = p_unknown->QueryInterface (IID_IOleInPlaceFrame_, (void **)&p_IOleInPlaceFrame);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };  };  LONG tmp_f_enter_mode = 0;  tmp_f_enter_mode = (LONG)f_enter_mode;    hr = p_IOleInPlaceFrame->ContextSensitiveHelp(tmp_f_enter_mode);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };    };

void ecom_control_library::IOleCache_impl_proxy::ccom_enum_cache(  /* [out] */ EIF_OBJECT ppenum_statdata )/*-----------------------------------------------------------  No description available.-----------------------------------------------------------*/{  HRESULT hr;  if (p_IOleCache == NULL)  {    hr = p_unknown->QueryInterface (IID_IOleCache_, (void **)&p_IOleCache);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };  };  ::IEnumSTATDATA * * tmp_ppenum_statdata = 0;  tmp_ppenum_statdata = (::IEnumSTATDATA * *)grt_ec_control_interfaces2.ccom_ec_pointed_cell_112 (eif_access (ppenum_statdata), NULL);    hr = p_IOleCache->EnumCache(tmp_ppenum_statdata);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };  grt_ce_control_interfaces2.ccom_ce_pointed_cell_112 ((::IEnumSTATDATA * *)tmp_ppenum_statdata, ppenum_statdata);    grt_ce_control_interfaces2.ccom_free_memory_pointed_112 (tmp_ppenum_statdata);};

void ecom_control_library::IOleUndoManager_impl_proxy::ccom_get_open_parent_state(  /* [out] */ EIF_OBJECT pdw_state )/*-----------------------------------------------------------  No description available.-----------------------------------------------------------*/{  HRESULT hr;  if (p_IOleUndoManager == NULL)  {    hr = p_unknown->QueryInterface (IID_IOleUndoManager_, (void **)&p_IOleUndoManager);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };  };  ULONG * tmp_pdw_state = 0;  tmp_pdw_state = (ULONG *)rt_ec.ccom_ec_pointed_unsigned_long (eif_access (pdw_state), NULL);    hr = p_IOleUndoManager->GetOpenParentState(tmp_pdw_state);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };  rt_ce.ccom_ce_pointed_unsigned_long ((ULONG *)tmp_pdw_state, pdw_state);    grt_ce_control_interfaces2.ccom_free_memory_pointed_171 (tmp_pdw_state);};

void ecom_control_library::IPersistMemory_impl_proxy::ccom_get_size_max(  /* [out] */ EIF_OBJECT pcb_size )/*-----------------------------------------------------------  No description available.-----------------------------------------------------------*/{  HRESULT hr;  if (p_IPersistMemory == NULL)  {    hr = p_unknown->QueryInterface (IID_IPersistMemory_, (void **)&p_IPersistMemory);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };  };  ULONG * tmp_pcb_size = 0;  tmp_pcb_size = (ULONG *)rt_ec.ccom_ec_pointed_unsigned_long (eif_access (pcb_size), NULL);    hr = p_IPersistMemory->GetSizeMax(tmp_pcb_size);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };  rt_ce.ccom_ce_pointed_unsigned_long ((ULONG *)tmp_pcb_size, pcb_size);    grt_ce_control_interfaces2.ccom_free_memory_pointed_263 (tmp_pcb_size);};

void ecom_control_library::IEnumString_impl_proxy::ccom_skip(  /* [in] */ EIF_INTEGER celt )/*-----------------------------------------------------------  No description available.-----------------------------------------------------------*/{  HRESULT hr;  if (p_IEnumString == NULL)  {    hr = p_unknown->QueryInterface (IID_IEnumString_, (void **)&p_IEnumString);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };  };  ULONG tmp_celt = 0;  tmp_celt = (ULONG)celt;    hr = p_IEnumString->Skip(tmp_celt);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };    };

void ecom_control_library::IEnumOLEVERB_impl_proxy::ccom_next(  /* [in] */ EIF_INTEGER celt,  /* [out] */ ecom_control_library::tagOLEVERB * rgelt,  /* [out] */ EIF_OBJECT pcelt_fetched )/*-----------------------------------------------------------  No description available.-----------------------------------------------------------*/{  HRESULT hr;  if (p_IEnumOLEVERB == NULL)  {    hr = p_unknown->QueryInterface (IID_IEnumOLEVERB_, (void **)&p_IEnumOLEVERB);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };  };  ULONG tmp_celt = 0;  tmp_celt = (ULONG)celt;  ULONG * tmp_pcelt_fetched = 0;  tmp_pcelt_fetched = (ULONG *)rt_ec.ccom_ec_pointed_unsigned_long (eif_access (pcelt_fetched), NULL);    hr = p_IEnumOLEVERB->Next(tmp_celt, (struct tagOLEVERB *)rgelt, tmp_pcelt_fetched);  if (FAILED (hr))  {    if ((HRESULT_FACILITY (hr)  ==  FACILITY_ITF) && (HRESULT_CODE (hr) > 1024) && (HRESULT_CODE (hr) < 1053))      com_eraise (rt_ec.ccom_ec_lpstr (eename(HRESULT_CODE (hr) - 1024), NULL),HRESULT_CODE (hr) - 1024);    com_eraise (f.c_format_message (hr), EN_PROG);  };  rt_ce.ccom_ce_pointed_unsigned_long ((ULONG *)tmp_pcelt_fetched, pcelt_fetched);    grt_ce_control_interfaces2.ccom_free_memory_pointed_177 (tmp_pcelt_fetched);};