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xxxxxxxxxx/*** 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/>.**//* * The base class of all dashboard widgets. Depending on widget needs, it can be instantiated directly or be extended. */class CWidget extends CWidgetBase { /** * Define initial state of the widget. * * Invoked on widget instantiation. No HTML or data manipulation must be done at this step. * * Possible widget state: WIDGET_STATE_INITIAL. */ onInitialize() { } /** * Prepare widget for the first activation. * * An HTML structure can be created, but no data manipulation must be done at this step. * * Invoked once, before the first activation of the dashboard page. * * Possible widget state: WIDGET_STATE_INITIAL. */ onStart() { } /** * Make the widget live! Activate custom event listeners. * * Widget update is requested automatically by invoking "promiseUpdate" method immediately and periodically later on * until the widget is deactivated again (the dashboard page is switched away to display another dashboard page). * * Invoked on each activation of the dashboard page. * * Possible widget state: WIDGET_STATE_INACTIVE. */ onActivate() { } /** * Stop any interactivity of the widget. Deactivate custom event listeners. * * Updating of the widget is automatically stopped at this step. * * Invoked on each deactivation of the dashboard page. * * Possible widget state: WIDGET_STATE_ACTIVE.