我正在尝试根据我的路线更改布局,这是我到目前为止所做的:
<?php namespace Application\Listener;
use Zend\EventManager\AbstractListenerAggregate;
use Zend\EventManager\EventManagerInterface;
use Zend\Mvc\MvcEvent;
use Zend\View\Model\ModelInterface as Model;
class LayoutListener extends AbstractListenerAggregate
{
/**
* Attach one or more listeners
* Implementors may add an optional $priority argument; the EventManager
* implementation will pass this to the aggregate.
* @param EventManagerInterface $events
* @return void
*/
public function attach(EventManagerInterface $events)
{
$sharedEvents = $events->getSharedManager();
$this->listeners[] = $sharedEvents->attach(
'Zend\Mvc\Controller\AbstractController',
MvcEvent::EVENT_DISPATCH,
array($this, 'handleLayouts'),
-99);
}
public function handleLayouts(MvcEvent $event)
{
$viewModel = $event->getViewModel();
if (!$viewModel instanceof Model) {
return;
}
$routeMatch = $event->getRouteMatch();
$resolver = $event->getApplication()
->getServiceManager()
->get('Zend\View\Resolver\TemplatePathStack');
if ('Application\Controller\Index' !== $routeMatch->getParam('controller')) {
return;
}
switch ($routeMatch->getParam('action')) {
case 'index':
$template = 'layout/layout';
break;
case 'home':
$template = 'layout/home';
break;
default:
$template = null;
break;
}
/**
*
* Don't know why, but to set a template must use $event->getViewModel()
* and for terminal must use $event->getResult(), otherwise it won't works
*
*/
// if template is resolvable, use it, otherwise go terminal
if ($template && $resolver->resolve($template)) {
$viewModel->setTemplate($template);
} else {
if ($event->getResult() instanceof Model) {
$event->getResult()->setTerminal(true);
$viewModel->setTerminal(true);
}
}
}
}
模块.php
public function onBootstrap(MvcEvent $e)
{
$translator = $e->getApplication()->getServiceManager()->get('translator');
$translator->setLocale(\Locale::acceptFromHttp($_SERVER['HTTP_ACCEPT_LANGUAGE']))
->setFallbackLocale('en_US');
$eventManager = $e->getApplication()->getEventManager();
$eventManager->attachAggregate(new LayoutListener());
$moduleRouteListener = new ModuleRouteListener();
$moduleRouteListener->attach($eventManager);
}
有一件事我没有得到,如果我想改变布局,我必须使用
$event->getViewModel()->setTemplate($template);
否则它不会工作,如果我想设置 viewModel 终端,我必须使用
$event->getResult()->setTerminal(true);
否则它不会工作,有人可以解释我为什么吗?
我想要实现的是以下内容:我有一个用于 index/ 的模板,它初始化一个 iFrame 加载任何其他路由的内容,所以在索引布局中我已经设置了菜单并且任何其他页面都不需要有一个布局,因为使用了 index/ 。
现在我想要一个具有自定义布局(自定义显示)的子页面,因此,根据路线,我为视图模型设置了一个新布局。