ZF2:Assign variables to view models.

gistfile1.php

    public function onBootstrap(MvcEvent $e)
    {
        $eventManager        = $e->getApplication()->getEventManager();
        $moduleRouteListener = new ModuleRouteListener();
        $moduleRouteListener->attach($eventManager);

        $sharedEvents = $eventManager->getSharedManager();
        // PostDispatch (priorityが1以上ならpre, 未満ならpost)
        $sharedEvents->attach(__NAMESPACE__, MvcEvent::EVENT_DISPATCH, [$this, 'injectDispatch'], -100);
    }
    
    public function injectDispatch(MvcEvent $e)
    {
        $events       = $e->getApplication()->getEventManager();
        $sharedEvents = $events->getSharedManager();
        $controller = $e->getTarget();
        $hoge = 'xxxx';
        $controller->layout()->_hoge = $hoge;
        $children = $e->getViewModel()->getChildren();
        foreach($children as $child) {
            $child->_hoge = $hoge;
        }
    }