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typo3/sysext/adminpanel/Classes/ModuleApi/ConfigurableInterface.php

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+<?php
+declare(strict_types = 1);
+
+namespace TYPO3\CMS\Adminpanel\ModuleApi;
+
+/*
+ * This file is part of the TYPO3 CMS project.
+ *
+ * It is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License, either version 2
+ * of the License, or any later version.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.txt file that was distributed with this source code.
+ *
+ * The TYPO3 project - inspiring people to share!
+ */
+
+/**
+ * AdminPanel ConfigurableInterface
+ *
+ * Used to indicate that an adminpanel module can be enabled or disabled via configuration
+ *
+ * Usual implementation is done via user tsconfig
+ * @see \TYPO3\CMS\Adminpanel\ModuleApi\AbstractModule::isEnabled()
+ */
+interface ConfigurableInterface
+{
+    /**
+     * Module is enabled
+     * -> should be initialized
+     * A module may be enabled but not shown
+     * -> only the initializeModule() method
+     * will be called
+     *
+     * @return bool
+     */
+    public function isEnabled(): bool;
+}