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/>.

**/

​

​

class CWidgetMap extends CWidget {

​

    /**

     * @type {SVGMap|null}

     */

    #map_svg = null;

​

    /**

     * @type {string|null}

     */

    #sysmapid = null;

​

    /**

     * @type {Array.<{sysmapid: string}>}

     */

    #previous_maps = [];

​

    /**

     * @type {Object}

     */

    #event_handlers;

​

    /**

     * @type {string|null}

     */

    #selected_element_id = null;

​

    onStart() {

        this.#registerEvents();

    }

​

    onActivate() {

        this.#activateContentEvents();

    }

​

    onDeactivate() {

        this.#deactivateContentEvents();

    }

​

    promiseUpdate() {

        const sysmapid = this.getFieldsData().sysmapid[0];

​

        if (this.isFieldsReferredDataUpdated('sysmapid')) {

            this.#previous_maps = [];

            this.#sysmapid = sysmapid;

            this.#map_svg = null;

        }

        else if (this.#sysmapid !== null && sysmapid != this.#sysmapid) {