Zabbix

<?php

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;

** without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

** See the GNU Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

​

class CList extends CTag {

​

    private $emptyList;

​

    /**

     * Creates a UL list.

     *

     * @param array $values         an array of items to add to the list

     */

    public function __construct(array $values = []) {

        parent::__construct('ul', true);

​

        foreach ($values as $value) {

            $this->addItem($value);

        }

​

        if (!$values) {

            $this->addItem(_('List is empty'), 'empty');

            $this->emptyList = true;

        }

    }

​

    private function prepareItem($value = null, $class = null, $id = null) {

        if ($value !== null) {

            $value = new CListItem($value);

            if ($class !== null) {

                $value->addClass($class);

            }

            if ($id !== null) {

                $value->setId($id);

            }

        }

​

        return $value;

    }

​

    public function addItem($value, $class = null, $id = null) {

        if (!is_null($value) && $this->emptyList) {

            $this->emptyList = false;

            $this->items = [];

        }

​

        if ($value instanceof CListItem) {

            parent::addItem($value);

        }

        else {

            parent::addItem($this->prepareItem($value, $class, $id));