Method newAppInstanceInternal

Engine/AppManager.cpp:1120–1164

}

AppInstancePtr
AppManager::newAppInstanceInternal(const CLArgs& cl,
                                   bool alwaysBackground,
                                   bool makeEmptyInstance)
{
    AppInstancePtr instance;

    if (!alwaysBackground) {
        instance = makeNewInstance(_imp->_availableID);
    } else {
        instance = std::make_shared<AppInstance>(_imp->_availableID);
    }

    {
        QMutexLocker k(&_imp->_appInstancesMutex);
        _imp->_appInstances.push_back(instance);
    }

    setAsTopLevelInstance( instance->getAppID() );

    ++_imp->_availableID;

    try {
        instance->load(cl, makeEmptyInstance);
    } catch (const std::exception & e) {
        Dialogs::errorDialog( NATRON_APPLICATION_NAME, e.what(), false );
        removeInstance(_imp->_availableID);
        instance.reset();
        --_imp->_availableID;

        return instance;
    } catch (...) {
        Dialogs::errorDialog( NATRON_APPLICATION_NAME, tr("Cannot load project").toStdString(), false );
        removeInstance(_imp->_availableID);
        instance.reset();
        --_imp->_availableID;

        return instance;
    }

    ///flag that we finished loading the Appmanager even if it was already true
    _imp->_loaded = true;

    return instance;
}

AppInstancePtr
AppManager::newBackgroundInstance(const CLArgs& cl,