ltsecurityinc安防产品在线商城代码

app/code/Plumrocket/Base/Observer/Adminhtml/AddSystemConfigLayoutUpdateObserver.php

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+<?php
+/**
+ * @package     Plumrocket_Base
+ * @copyright   Copyright (c) 2020 Plumrocket Inc. (https://plumrocket.com)
+ * @license     https://plumrocket.com/license/  End-user License Agreement
+ */
+
+declare(strict_types=1);
+
+namespace Plumrocket\Base\Observer\Adminhtml;
+
+use Magento\Framework\App\RequestInterface;
+use Magento\Framework\Event\Observer;
+use Magento\Framework\Event\ObserverInterface;
+use Plumrocket\Base\Model\System\Config\CurrentSection;
+
+/**
+ * Add handles for plumrocket sections
+ *
+ * @since 2.3.1
+ */
+class AddSystemConfigLayoutUpdateObserver implements ObserverInterface
+{
+    /**
+     * @var \Magento\Framework\App\RequestInterface
+     */
+    private $request;
+
+    /**
+     * @var \Plumrocket\Base\Model\System\Config\CurrentSection
+     */
+    private $currentSection;
+
+    /**
+     * AddSystemConfigLayoutUpdateObserver constructor.
+     *
+     * @param \Magento\Framework\App\RequestInterface             $request
+     * @param \Plumrocket\Base\Model\System\Config\CurrentSection $currentSection
+     */
+    public function __construct(RequestInterface $request, CurrentSection $currentSection)
+    {
+        $this->request = $request;
+        $this->currentSection = $currentSection;
+    }
+
+    /**
+     * Add layout handles.
+     *
+     * @param \Magento\Framework\Event\Observer $observer
+     */
+    public function execute(Observer $observer)
+    {
+        if ('adminhtml_system_config_edit' === $this->request->getFullActionName() &&
+            $this->currentSection->isPlumrocketExtension()
+        ) {
+            /** @var \Magento\Framework\View\Layout\ProcessorInterface $update */
+            $update = $observer->getEvent()->getLayout()->getUpdate();
+            $update->addHandle('pr_system_config_edit');
+            $update->addHandle('pr_system_config_edit_' . $this->currentSection->getId());
+        }
+    }
+}