Zabbix

/*

** Zabbix

** Copyright (C) 2001-2022 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 WIDGET_NAVTREE_EVENT_MARK = 'widget-navtree-mark';

const WIDGET_NAVTREE_EVENT_SELECT = 'widget-navtree-select';

​

class CWidgetNavTree extends CWidget {

​

    _init() {

        super._init();

​

        this._severity_levels = null;

        this._navtree = [];

        this._maps = [];

        this._navtree_items_opened = [];

        this._navtree_item_selected = null;

        this._maps_accessible = null;

        this._show_unavailable = false;

        this._problems = null;

        this._max_depth = 10;

        this._last_id = null;

​

        this._has_contents = false;

    }

​

    _doActivate() {

        super._doActivate();

​

        if (this._has_contents) {

            if (this._target.querySelector('.root') === null) {

                this._makeTree();

                this._activateTree();

            }

​

            this._activateContentsEvents();

        }

    }

​

    _doDeactivate() {

        super._doDeactivate();

​

        this._deactivateContentsEvents();

    }

​

    announceWidgets(widgets) {

        super.announceWidgets(widgets);

        this._deactivateContentsEvents();

​

        this._maps = [];

​

        for (const widget of widgets) {

            if (widget instanceof CWidgetMap && this._fields.reference === widget._fields.filter_widget_reference) {

                this._maps.push(widget);

            }

        }

​

        if (this._has_contents) {

            this._activateContentsEvents();

        }

    }

​

    getDataCopy({is_single_copy}) {

        this._deactivateContentsEvents();

        this._setTreeHandlers();

        this._updateWidgetFields();

        this._activateContentsEvents();

​

        return super.getDataCopy({is_single_copy});

    }

​

    setEditMode() {

        if (this._has_contents) {

            this._deactivateContentsEvents();

            this._removeTree();