C++ CComPtr::ActivateApplication方法代码示例

/* Launches Minecraft and invokes mod injection */
HRESULT MinecraftAppLauncher::LaunchApplicationAndInjectMods(PDWORD processId_ptr, BOOL _doInject)
{
	CComPtr<IApplicationActivationManager> spAppActivationManager;
	HRESULT result = E_INVALIDARG;

	/* Initialize IApplicationActivationManager */
	result = CoCreateInstance(CLSID_ApplicationActivationManager,
		NULL,
		CLSCTX_LOCAL_SERVER,
		IID_IApplicationActivationManager,
		(LPVOID*)&spAppActivationManager);

	if (SUCCEEDED(result))
	{
		/* This call ensures that the app is launched as the foreground window */
		result = CoAllowSetForegroundWindow(spAppActivationManager, NULL);

		/* Launch the app */
		if (SUCCEEDED(result))
		{
			DWORD hInjectModsThreadId;
			HANDLE hInjectModsThread;

			/* Inject mods if activated */
			if (_doInject)
			{
				/* Begin thread to find Minecraft and inject mods */
				hInjectModsThread = CreateThread(0, 0, InjectMods_Threaded, NULL, NULL, &hInjectModsThreadId);

				/* Set thread priority to the highest priority to reduce the amount of context switching */
				SetThreadPriority(hInjectModsThread, THREAD_PRIORITY_TIME_CRITICAL);
			}

			/* Initialize the application with mods */
			result = spAppActivationManager->ActivateApplication(MINECRAFT_APP_NAME, NULL, AO_NONE, processId_ptr);
		}
	}

	return result;
}

HRESULT AppUtils::LaunchApplication(LPCWSTR packageFullName, PDWORD pdwProcessId)
{
	CComPtr<IApplicationActivationManager> spAppActivationManager;
	HRESULT result = E_INVALIDARG;

	/* Initialize IApplicationActivationManager */
	result = CoCreateInstance(CLSID_ApplicationActivationManager,
		NULL,
		CLSCTX_LOCAL_SERVER,
		IID_IApplicationActivationManager,
		(LPVOID*)&spAppActivationManager);

	if (!SUCCEEDED(result)) return result;

	/* This call ensures that the app is launched as the foreground window */
	result = CoAllowSetForegroundWindow(spAppActivationManager, NULL);

	/* Launch the app */
	if (!SUCCEEDED(result)) return result;

	result = spAppActivationManager->ActivateApplication(packageFullName, NULL, AO_NONE, pdwProcessId);

	return result;
}

bool System::OpenAppById( )
{
	HRESULT hr = S_OK;
	CComPtr<IApplicationActivationManager> aam = nullptr;

	hr = CoInitializeEx( nullptr, COINIT_APARTMENTTHREADED );
	if( FAILED( hr ) )
	{
		for( uint i = 0; i < 5; i++ )
		{
			Sleep( 100 );
			hr = CoInitializeEx( nullptr, COINIT_APARTMENTTHREADED );
			if( SUCCEEDED( hr ) )
			{
				break;
			}
		}
		assert( SUCCEEDED( hr ) );
	}

	hr = CoCreateInstance( CLSID_ApplicationActivationManager, nullptr, CLSCTX_LOCAL_SERVER, IID_PPV_ARGS( &aam ) );
	if( FAILED( hr ) )
	{
		for( uint i = 0; i < 5; i++ )
		{
			Sleep( 100 );
			hr = CoCreateInstance( CLSID_ApplicationActivationManager, nullptr, CLSCTX_LOCAL_SERVER, IID_PPV_ARGS( &aam ) );
			if( SUCCEEDED( hr ) )
			{
				break;
			}
		}
		assert( SUCCEEDED( hr ) );
	}


	hr = CoAllowSetForegroundWindow( aam, nullptr );
	if( FAILED( hr ) )
	{
		for( uint i = 0; i < 5; i++ )
		{
			Sleep( 100 );
			hr = CoAllowSetForegroundWindow( aam, nullptr );
			if( SUCCEEDED( hr ) )
			{
				break;
			}
		}
		assert( SUCCEEDED( hr ) );
	}


	hr = aam->ActivateApplication( m_wsArgs[1].c_str(), nullptr, AO_NONE, &m_ulProcessId );
	if( FAILED( hr ) )
	{
		for( uint i = 0; i < 5; i++ )
		{
			Sleep( 100 );
			hr = aam->ActivateApplication( m_wsArgs[ 1 ].c_str( ), nullptr, AO_NONE, &m_ulProcessId );
			if( SUCCEEDED( hr ) )
			{
				return true;
			}
		}
		MessageBox( 0, L"Please double-check Application ID", L"ERROR: Application ID is probably not correct", MB_ICONERROR | MB_OK );
		assert( SUCCEEDED( hr ) );
	}
	return true;
}

//.........这里部分代码省略.........
    if (!GetModuleFileNameA(nullptr, path, MAX_PATH)) {
      Fail(false, L"GetModuleFileNameA errorno=%d", GetLastError());
      return FAILURE;
    }
    char* slash = strrchr(path, '\\');
    if (!slash)
      return FAILURE;
    *slash = '\0'; // no trailing slash
    testFilePath = path;
    testFilePath += "\\";
    sFirefoxPath = testFilePath;
    sFirefoxPath += kFirefoxExe;
    testFilePath += kMetroTestFile;
  }

  // Make sure the firefox bin exists
  if (GetFileAttributesW(sFirefoxPath) == INVALID_FILE_ATTRIBUTES) {
    Fail(false, L"Invalid bin path: '%s'", sFirefoxPath);
    return FAILURE;
  }

  Log(L"Using bin path: '%s'", sFirefoxPath);

  Log(L"Writing out tests.ini to: '%s'", CStringW(testFilePath));
  HANDLE hTestFile = CreateFileA(testFilePath, GENERIC_WRITE,
                                 0, nullptr, CREATE_ALWAYS,
                                 FILE_ATTRIBUTE_NORMAL,
                                 nullptr);
  if (hTestFile == INVALID_HANDLE_VALUE) {
    Fail(false, L"CreateFileA errorno=%d", GetLastError());
    return FAILURE;
  }

  DeleteTestFileHelper dtf(testFilePath);

  // nsAppRunner expects the first param to be the bin path, just like a
  // normal startup. So prepend our bin path to our param string we write.
  CStringA asciiParams = sFirefoxPath;
  asciiParams += " ";
  asciiParams += sAppParams;
  asciiParams.Trim();
  Log(L"Browser command line args: '%s'", CString(asciiParams));
  if (!WriteFile(hTestFile, asciiParams, asciiParams.GetLength(),
                 nullptr, 0)) {
    CloseHandle(hTestFile);
    Fail(false, L"WriteFile errorno=%d", GetLastError());
    return FAILURE;
  }
  FlushFileBuffers(hTestFile);
  CloseHandle(hTestFile);

  // Create a named stdout pipe for the browser
  if (!SetupTestOutputPipe()) {
    Fail(false, L"SetupTestOutputPipe failed (errno=%d)", GetLastError());
    return FAILURE;
  }

  // Launch firefox
  hr = activateMgr->ActivateApplication(appModelID, L"", AO_NOERRORUI, &processID);
  if (FAILED(hr)) {
    Fail(true, L"ActivateApplication result %X", hr);
    return RETRY;
  }

  Log(L"Activation succeeded.");

  // automation.py picks up on this, don't mess with it.
  Log(L"METRO_BROWSER_PROCESS=%d", processID);

  HANDLE child = OpenProcess(SYNCHRONIZE, FALSE, processID);
  if (!child) {
    Fail(false, L"Couldn't find child process. (%d)", GetLastError());
    return FAILURE;
  }

  Log(L"Waiting on child process...");

  MSG msg;
  DWORD waitResult = WAIT_TIMEOUT;
  HANDLE handles[2] = { child, gTestOutputPipe };
  while ((waitResult = MsgWaitForMultipleObjects(2, handles, FALSE, INFINITE, QS_ALLINPUT)) != WAIT_OBJECT_0) {
    if (waitResult == WAIT_FAILED) {
      Log(L"Wait failed (errno=%d)", GetLastError());
      break;
    } else if (waitResult == WAIT_OBJECT_0 + 1) {
      ReadPipe();
    } else if (waitResult == WAIT_OBJECT_0 + 2 &&
               PeekMessage(&msg, nullptr, 0, 0, PM_REMOVE)) {
      TranslateMessage(&msg);
      DispatchMessage(&msg);
    }
  }

  ReadPipe();
  CloseHandle(gTestOutputPipe);
  CloseHandle(child);

  Log(L"Exiting.");
  return SUCCESS;
}

static bool Launch()
{
  Log(L"Launching browser...");

  DWORD processID;

  // The interface that allows us to activate the browser
  CComPtr<IApplicationActivationManager> activateMgr;
  if (FAILED(CoCreateInstance(CLSID_ApplicationActivationManager, NULL,
                              CLSCTX_LOCAL_SERVER,
                              IID_IApplicationActivationManager,
                              (void**)&activateMgr))) {
    Fail(L"CoCreateInstance CLSID_ApplicationActivationManager failed.");
    return false;
  }
  
  HRESULT hr;
  WCHAR appModelID[256];
  // Activation is based on the browser's registered app model id
  if (!GetDefaultBrowserAppModelID(appModelID, (sizeof(appModelID)/sizeof(WCHAR)))) {
    Fail(L"GetDefaultBrowserAppModelID failed.");
    return false;
  }
  Log(L"App model id='%s'", appModelID);

  // Hand off focus rights if the terminal has focus to the out-of-process
  // activation server (explorer.exe). Without this the metro interface
  // won't launch.
  if (GetForegroundWindow() == GetConsoleWindow()) {
    hr = CoAllowSetForegroundWindow(activateMgr, NULL);
    if (FAILED(hr)) {
      Fail(L"CoAllowSetForegroundWindow result %X", hr);
      return false;
    }
  }

  Log(L"Harness process id: %d", GetCurrentProcessId());

  // Because we can't pass command line args, we store params in a
  // tests.ini file in dist/bin which the browser picks up on launch.
  CStringA testFilePath;
  if (sFirefoxPath.GetLength()) {
    // Use the firefoxpath passed to us by the test harness
    int index = sFirefoxPath.ReverseFind('\\');
    if (index == -1) {
      Fail(L"Bad firefoxpath path");
      return false;
    }
    testFilePath = sFirefoxPath.Mid(0, index);
    testFilePath += "\\";
    testFilePath += kMetroTestFile;
  } else {
    // Use the module path
    char path[MAX_PATH];
    if (!GetModuleFileNameA(NULL, path, MAX_PATH)) {
      Fail(L"GetModuleFileNameA errorno=%d", GetLastError());
      return false;
    }
    char* slash = strrchr(path, '\\');
    if (!slash)
      return false;
    *slash = '\0'; // no trailing slash
    testFilePath = path;
    testFilePath += "\\";
    testFilePath += kMetroTestFile;
  }

  Log(L"Writing out tests.ini to: '%s'", CStringW(testFilePath));
  HANDLE hTestFile = CreateFileA(testFilePath, GENERIC_WRITE,
                                 0, NULL, CREATE_ALWAYS,
                                 FILE_ATTRIBUTE_NORMAL,
                                 NULL);
  if (hTestFile == INVALID_HANDLE_VALUE) {
    Fail(L"CreateFileA errorno=%d", GetLastError());
    return false;
  }

  DeleteTestFileHelper dtf(testFilePath);

  CStringA asciiParams = sAppParams;
  if (!WriteFile(hTestFile, asciiParams, asciiParams.GetLength(), NULL, 0)) {
    CloseHandle(hTestFile);
    Fail(L"WriteFile errorno=%d", GetLastError());
    return false;
  }
  FlushFileBuffers(hTestFile);
  CloseHandle(hTestFile);

  // Create a named stdout pipe for the browser
  if (!SetupTestOutputPipe()) {
    Fail(L"SetupTestOutputPipe failed (errno=%d)", GetLastError());
    return false;
  }

  // Launch firefox
  hr = activateMgr->ActivateApplication(appModelID, L"", AO_NOERRORUI, &processID);
  if (FAILED(hr)) {
    Fail(L"ActivateApplication result %X", hr);
    return false;
  }
//.........这里部分代码省略.........