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 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/>.

**/

​

​

const MENU_EXPAND_SELECTED_DELAY = 5000;

​

const MENU_EVENT_BLUR            = 'blur';

const MENU_EVENT_EXPAND          = 'expand';

const MENU_EVENT_FOCUS           = 'focus';

​

class CMenu extends CBaseComponent {

​

    constructor(target, level) {

        super(target);

​

        this.init(level || 0);

        this.registerEvents();

    }

​

    init(level) {

        this._expanded_item = null;

        this._selected_item = null;

        this._items = [];

        this._level = level;

​

        for (const el of this._target.childNodes) {

            const item = new CMenuItem(el, this._level);

            if (item.isExpanded()) {

                this._expanded_item = item;

            }

            if (item.isSelected()) {

                this._selected_item = item;

            }

            this._items.push(item);

        }

​

        this.hasClass('submenu') && this.updateHeight();

    }

​

    getItems() {

        return this._items;

    }

​

    getLevel() {

        return this._level;

    }

​

    collapseExpanded(from_level) {

        if (this._expanded_item !== null && this._expanded_item.collapseSubmenu(from_level)) {

            this._expanded_item = null;

        }

​