Zabbix

/*

** Zabbix

** 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 General Public License as published by

** the Free Software Foundation; either version 2 of the License, or

** (at your option) any later version.

**

** 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 General Public License for more details.

**

** You should have received a copy of the GNU General Public License

** along with this program; if not, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

​

const MENUITEM_EVENT_COLLAPSE = 'collapse';

const MENUITEM_EVENT_EXPAND   = 'expand';

const MENUITEM_EVENT_FOCUS    = 'focus';

​

class CMenuItem extends CBaseComponent {

​

    constructor(target, level) {

        super(target);

​

        this.init(level);

        this.registerEvents();

    }

​

    init(level) {

        this._toggle = this._target.querySelector('a');

​

        if (this.hasClass('has-submenu')) {

            this._submenu = new CMenu(this._target.querySelector('.submenu'), ++level);

        }

​

        this._is_expanded = this.hasClass('is-expanded');

        this._is_selected = this.hasClass('is-selected');

    }

​

    focus() {

        this._toggle.focus();

    }

​

    blur() {

        this._toggle.blur();

    }

​

    isExpanded() {

        return this._is_expanded;

    }

​

    isSelected() {

        return this._is_selected;

    }

​

    isFocused() {

        return document.activeElement === this._toggle;

    }