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wp-content/plugins/query-monitor/classes/debug_bar_panel.php

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+<?php declare(strict_types = 1);
+/**
+ * Mock 'Debug Bar' panel class.
+ *
+ * @package query-monitor
+ */
+
+abstract class Debug_Bar_Panel {
+
+	/**
+	 * @var string
+	 */
+	public $_title = '';
+
+	/**
+	 * @var bool
+	 */
+	public $_visible = true;
+
+	/**
+	 * @param string $title
+	 */
+	public function __construct( $title = '' ) {
+		$this->title( $title );
+
+		if ( $this->init() === false ) {
+			$this->set_visible( false );
+			return;
+		}
+
+		add_filter( 'debug_bar_classes', array( $this, 'debug_bar_classes' ) );
+	}
+
+	/**
+	 * Initializes the panel.
+	 *
+	 * @return false|void
+	 */
+	public function init() {}
+
+	/**
+	 * @return void
+	 */
+	public function prerender() {}
+
+	/**
+	 * Renders the panel.
+	 *
+	 * @return void
+	 */
+	public function render() {}
+
+	/**
+	 * @return bool
+	 */
+	public function is_visible() {
+		return $this->_visible;
+	}
+
+	/**
+	 * @param bool $visible
+	 * @return void
+	 */
+	public function set_visible( $visible ) {
+		$this->_visible = $visible;
+	}
+
+	/**
+	 * @param string|null $title
+	 * @return string|void
+	 */
+	public function title( $title = null ) {
+		if ( ! isset( $title ) ) {
+			return $this->_title;
+		}
+		$this->_title = $title;
+	}
+
+	/**
+	 * @param array<int, string> $classes
+	 * @return array<int, string>
+	 */
+	public function debug_bar_classes( $classes ) {
+		return $classes;
+	}
+
+	/**
+	 * @param string $title
+	 * @return void
+	 */
+	public function Debug_Bar_Panel( $title = '' ) {
+		self::__construct( $title );
+	}
+
+}