Method Start

Modules/CppMicroServices/src/usModule.cpp:111–170

}

void Module::Start()
{

  if (d->moduleContext)
  {
    MITK_WARN << "Module " << d->info.name << " already started.";
    return;
  }

  d->moduleContext = new ModuleContext(this->d);

  typedef ModuleActivator*(*ModuleActivatorHook)(void);
  ModuleActivatorHook activatorHook = nullptr;

  std::string activator_func = "_us_module_activator_instance_" + d->info.name;
  void* activatorHookSym = ModuleUtils::GetSymbol(d->info, activator_func.c_str());
  std::memcpy(&activatorHook, &activatorHookSym, sizeof(void*));

  d->coreCtx->listeners.ModuleChanged(ModuleEvent(ModuleEvent::LOADING, this));
  // try to get a ModuleActivator instance

  if (activatorHook)
  {
    try
    {
      d->moduleActivator = activatorHook();
    }
    catch (...)
    {
      MITK_ERROR << "Creating the module activator of " << d->info.name << " failed";
      delete d->moduleContext;
      d->moduleContext = nullptr;
      throw;
    }

    try
    {
      d->moduleActivator->Load(d->moduleContext);
    }
    catch (...)
    {
      MITK_ERROR << "Calling the module activator Load() method of " << d->info.name << " failed!";
      d->moduleActivator = nullptr;
      delete d->moduleContext;
      d->moduleContext = nullptr;
      throw;
    }
  }

  if (ModuleSettings::IsAutoLoadingEnabled())
  {
    const std::vector<std::string> loadedPaths = AutoLoadModules(d->info);
    if (!loadedPaths.empty())
    {
      d->moduleManifest.SetValue(PROP_AUTOLOADED_MODULES(), Any(loadedPaths));
    }
  }