UNPKG

highcharts

Version:
64 lines (63 loc) 2.04 kB
/* * * * (c) 2010-2025 Torstein Honsi * * License: www.highcharts.com/license * * !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!! * * */ 'use strict'; import U from './Utilities.js'; const { addEvent, isFunction, objectEach, removeEvent } = U; /* * * * Class Namespace * * */ var Foundation; (function (Foundation) { /* * * * Functions * * */ /* eslint-disable valid-jsdoc */ /** * Register event options. If an event handler is set on the options, it * should be subject to Chart.update, Axis.update and Series.update. This is * contrary to general handlers that are set directly using addEvent either * on the class or on the instance. #6538, #6943, #10861. * @private */ function registerEventOptions(component, options) { // A lookup over those events that are added by _options_ (not // programmatically). These are updated through .update() component.eventOptions = component.eventOptions || {}; // Register event listeners objectEach(options.events, function (event, eventType) { // If event does not exist, or is changed by the .update() // function if (component.eventOptions[eventType] !== event) { // Remove existing if set by option if (component.eventOptions[eventType]) { removeEvent(component, eventType, component.eventOptions[eventType]); delete component.eventOptions[eventType]; } if (isFunction(event)) { component.eventOptions[eventType] = event; addEvent(component, eventType, event, { order: 0 // #14080 fire those events as firsts }); } } }); } Foundation.registerEventOptions = registerEventOptions; })(Foundation || (Foundation = {})); /* * * * Default Export * * */ export default Foundation;