xref: /webtrees/app/Module/ModuleMenuTrait.php (revision ad7270802ba57a28d195fc58fcc55f26458a779a)
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2019 webtrees development team
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16declare(strict_types=1);
17
18namespace Fisharebest\Webtrees\Module;
19
20use Fisharebest\Webtrees\Menu;
21use Fisharebest\Webtrees\Tree;
22
23/**
24 * Trait ModuleMenuTrait - default implementation of ModuleMenuInterface
25 */
26trait ModuleMenuTrait
27{
28    /** @var int The default position for this menu.  It can be changed in the control panel. */
29    protected $menu_order = 0;
30
31    /**
32     * Users change change the order of menus using the control panel.
33     *
34     * @param int $menu_order
35     *
36     * @return void
37     */
38    public function setMenuOrder(int $menu_order): void
39    {
40        $this->menu_order = $menu_order;
41    }
42
43    /**
44     * Users change change the order of menus using the control panel.
45     *
46     * @return int
47     */
48    public function getMenuOrder(): int
49    {
50        return $this->menu_order ?? $this->defaultMenuOrder();
51    }
52
53    /**
54     * The default position for this menu.
55     *
56     * @return int
57     */
58    public function defaultMenuOrder(): int
59    {
60        return 9999;
61    }
62
63    /**
64     * A menu, to be added to the main application menu.
65     *
66     * @param Tree $tree
67     *
68     * @return Menu|null
69     */
70    public function getMenu(Tree $tree): ?Menu
71    {
72        return null;
73    }
74}
75