C++ SplashScreen::close方法代码示例

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);

    MainWindow w;

    QPixmap pixmap(":/app/icons/splash.png");

    SplashScreen *s = new SplashScreen(pixmap);
    s->show();
    s->showMessage("Event Music Machine starten...");

    QString path = Configuration::getStorageLocation();
    if (path == "") {
        QFileDialog dia(s);
        dia.setViewMode(QFileDialog::List);
        dia.setFileMode(QFileDialog::Directory);
        dia.setAcceptMode(QFileDialog::AcceptOpen);
        dia.setOptions(QFileDialog::ShowDirsOnly);
        dia.setWindowTitle(QObject::tr("Bitte selektieren Sie einen Ordner in dem die Konfigurations-Dateien abgelegt werden sollen."));
        if (dia.exec() == 1) {
            path = dia.selectedFiles().at(0);
            Configuration::setStorageLocation(path);
        }
    }

    s->showMessage("Slotspeicher verbinden...");
    if (!QFile(Configuration::getStorageLocation() + "/slotstore.emm").exists())
    {
        QMessageBox::information(s,"Slot-Speicher anlegen",QObject::tr("Es wurde keine gültige Slot-Datenbank gefunden. Sie wurde jetzt angelegt."));
        QFile::copy(":/slot-store.sqlite", Configuration::getStorageLocation() + "/slotstore.emm");
        QFile::setPermissions(Configuration::getStorageLocation() + "/slotstore.emm",QFile::ReadOther | QFile::WriteOther);
    }

    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
    db.setDatabaseName(Configuration::getStorageLocation() + "/slotstore.emm");
    if (!db.open())
    {
        QMessageBox::warning(s,QObject::tr("Keine Verbindung zum Slot-Speicher"),QObject::tr("Es konnte keine Verbindung zum Slot-Speicher hergestellt werden!"));
    }

    s->showMessage("Verbindung zur Tastatur herstellen...");
    KeyboardController *keyController = KeyboardController::getInstance();
    QObject::connect(keyController, SIGNAL(errorOccured(QString)), s, SLOT(showErrorMessage(QString)));
    QObject::connect(keyController, SIGNAL(keyPressed(int,int)), &w, SLOT(keyboardSignal(int,int)));
    keyController->initializeKeyboardController();

    s->showMessage("Audiogeräte initialisieren...");

    AudioProcessor::getInstance()->initDevices(&w);

    s->showMessage("Audio-Plugins laden...");
    PluginLoader::loadPlugins();

    s->showMessage("Slots laden und überprüfen...");

    int number = 1;
    Configuration *config = Configuration::getInstance();
    for (int i=0;i<config->getLayer();i++)
    {
        for (int j=0;j<config->getVerticalSlots();j++)
        {
            for (int k=0;k<config->getHorizontalSlots();k++)
            {
                CartSlot *slot = AudioProcessor::getInstance()->getCartSlotWithNumber(number);
                s->showMessage("Slots laden und überprüfen...\r\n"+slot->getText1());
                if (slot->isMissing()) {
                    QMessageBox::information(s,"Datei wurde nicht gefunden","Slot "+QString::number(slot->getNumber())+" ("+slot->getText1()+") konnte nicht geladen werden, weil die Datei nicht gefunden wurde!");
                }
                number++;
            }
        }
    }
    s->showMessage("Benutzeroberfläche initialisieren...");
    w.init();
    s->close();


    w.show();
    return a.exec();
}

int InteractiveApplication::run(int argc, char** argv)
{
   // Generate the XML files
   if (generateXml() == false)
   {
      return -1;
   }

   // Set the application to run in interactive mode
   ApplicationServicesImp* pApp = ApplicationServicesImp::instance();
   if (pApp != NULL)
   {
      pApp->setInteractive();
   }

   // Initialize the Qt application
   QApplication& qApplication = dynamic_cast<QApplication&>(getQApp());
#if !defined(LINUX)
   qApplication.setFont(QFont("Tahoma", 8));
#endif

   bool configSettingsValid = false;
   string configSettingsErrorMsg = "";

   ConfigurationSettingsImp* pConfigSettings = ConfigurationSettingsImp::instance();
   if (pConfigSettings != NULL)
   {
      configSettingsValid = pConfigSettings->isInitialized();
      if (pConfigSettings->getInitializationErrorMsg() != NULL)
      {
         configSettingsErrorMsg = pConfigSettings->getInitializationErrorMsg();
      }
      if (configSettingsValid)
      {
         pConfigSettings->validateInitialization();
         configSettingsValid = pConfigSettings->isInitialized();
         if (pConfigSettings->getInitializationErrorMsg() != NULL)
         {
            configSettingsErrorMsg = pConfigSettings->getInitializationErrorMsg();
         }
      }
   }

   if (!configSettingsValid)
   {
      if (configSettingsErrorMsg.empty())
      {
         configSettingsErrorMsg = "Unable to locate configuration settings";
      }

      reportError(configSettingsErrorMsg);
      return -1;
   }
   else
   {
      if (!configSettingsErrorMsg.empty())
      {
         reportWarning(configSettingsErrorMsg);
      }
   }

   { // scope the lifetime of the lock
      SessionSaveLock lock;

      // Create a progress object
      mpProgress = new ProgressAdapter();

      // Splash screen
      Q_INIT_RESOURCE(Application);
      SplashScreen* pSplash = new SplashScreen(mpProgress);
      vector<string> splashPaths = Service<InstallerServices>()->getSplashScreenPaths();
      pSplash->setSplashImages(list<string>(splashPaths.begin(), splashPaths.end()));
      pSplash->show();

      qApplication.processEvents();

      // process pending extension uninstalls
      InstallerServicesImp::instance()->processPending(mpProgress);
      string errMsg;
      if(!ConfigurationSettingsImp::instance()->loadSettings(errMsg))
      {
         if (QMessageBox::warning(pSplash, "Error loading configuration settings",
            QString("Warning: unable to reload application settings.\n%1\nContinue loading Opticks?").arg(QString::fromStdString(errMsg)),
            QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes) == QMessageBox::No)
         {
            pSplash->close();
            delete pSplash;
            return -1;
         }
      }

      // Initialization
      int iReturn = Application::run(argc, argv);
      if (iReturn == -1)
      {
         pSplash->close();
         delete pSplash;
         return -1;
      }

//.........这里部分代码省略.........

void SplashScreen::showSplash(QThread *thread)
{
	double opacity = OPACITY_DELTA;
	const int opacitySteps = qRound(1.0 / OPACITY_DELTA);
	SplashScreen *splashScreen = new SplashScreen();
	bool bTaskBar = false;
	
	//Show splash
	splashScreen->m_canClose = false;
	splashScreen->setWindowOpacity(opacity);
	splashScreen->setFixedSize(splashScreen->size());
	splashScreen->show();

	//Wait for window to show
	QApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
	splashScreen->repaint();
	QApplication::processEvents(QEventLoop::ExcludeUserInputEvents);

	//Setup the event loop
	QEventLoop *loop = new QEventLoop(splashScreen);
	connect(thread, SIGNAL(terminated()), loop, SLOT(quit()), Qt::QueuedConnection);
	connect(thread, SIGNAL(finished()), loop, SLOT(quit()), Qt::QueuedConnection);

	//Create timer
	QTimer *timer = new QTimer();
	connect(timer, SIGNAL(timeout()), loop, SLOT(quit()));

	//Start thread
	QApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
	thread->start();
	QApplication::processEvents(QEventLoop::ExcludeUserInputEvents);

	//Init taskbar
	SET_TASKBAR_STATE(true);

	//Fade in
	for(int i = 1; i <= opacitySteps; i++)
	{
		opacity = (i < opacitySteps) ? (OPACITY_DELTA * static_cast<double>(i)) : 1.0;
		splashScreen->setWindowOpacity(opacity);
		splashScreen->update();
		QApplication::processEvents(QEventLoop::ExcludeUserInputEvents, FADE_DELAY);
		SET_TASKBAR_STATE(true);
		Sleep(FADE_DELAY);
	}

	//Start the timer
	timer->start(30720);

	//Loop while thread is still running
	if(bool bIsRunning = THREAD_RUNNING(thread))
	{
		int deadlockCounter = 0;
		while(bIsRunning)
		{
			loop->exec();
			if(bIsRunning = THREAD_RUNNING(thread))
			{
				qWarning("Potential deadlock in initialization thread!");
				if(++deadlockCounter >= 10) qFatal("Deadlock in initialization thread!");
			}
		}
	}

	//Stop the timer
	timer->stop();

	//Fade out
	for(int i = opacitySteps; i >= 0; i--)
	{
		opacity = OPACITY_DELTA * static_cast<double>(i);
		splashScreen->setWindowOpacity(opacity);
		splashScreen->update();
		QApplication::processEvents(QEventLoop::ExcludeUserInputEvents, FADE_DELAY);
		Sleep(FADE_DELAY);
	}

	//Restore taskbar
	SET_TASKBAR_STATE(false);

	//Hide splash
	splashScreen->m_canClose = true;
	splashScreen->close();

	//Free
	LAMEXP_DELETE(loop);
	LAMEXP_DELETE(timer);
	LAMEXP_DELETE(splashScreen);
}