devextreme/cjs/core/utils/public_component.js

HTML5 JavaScript Component Suite for Responsive Web Development

/**
 * DevExtreme (cjs/core/utils/public_component.js)
 * Version: 23.2.6
 * Build date: Wed May 01 2024
 *
 * Copyright (c) 2012 - 2024 Developer Express Inc. ALL RIGHTS RESERVED
 * Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
 */

"use strict";
exports.attachInstanceToElement = attachInstanceToElement;
exports.getInstanceByElement = getInstanceByElement;
exports.name = void 0;
var _element_data = require("../../core/element_data");
var _events_engine = _interopRequireDefault(require("../../events/core/events_engine"));
var _type = require("./type");
var _remove = require("../../events/remove");

function _interopRequireDefault(obj) {
    return obj && obj.__esModule ? obj : {
        default: obj
    }
}
const COMPONENT_NAMES_DATA_KEY = "dxComponents";
const ANONYMOUS_COMPONENT_DATA_KEY = "dxPrivateComponent";
const componentNames = new WeakMap;
let nextAnonymousComponent = 0;
const getName = function(componentClass, newName) {
    if ((0, _type.isDefined)(newName)) {
        componentNames.set(componentClass, newName);
        return
    }
    if (!componentNames.has(componentClass)) {
        const generatedName = "dxPrivateComponent" + nextAnonymousComponent++;
        componentNames.set(componentClass, generatedName);
        return generatedName
    }
    return componentNames.get(componentClass)
};
exports.name = getName;

function attachInstanceToElement($element, componentInstance, disposeFn) {
    const data = (0, _element_data.data)($element.get(0));
    const name = getName(componentInstance.constructor);
    data[name] = componentInstance;
    if (disposeFn) {
        _events_engine.default.one($element, _remove.removeEvent, (function() {
            disposeFn.call(componentInstance)
        }))
    }
    if (!data.dxComponents) {
        data.dxComponents = []
    }
    data.dxComponents.push(name)
}

function getInstanceByElement($element, componentClass) {
    const name = getName(componentClass);
    return (0, _element_data.data)($element.get(0), name)
}