devextreme/cjs/__internal/core/utils/m_ready_callbacks.js

HTML5 JavaScript Component Suite for Responsive Web Development

/**
 * DevExtreme (cjs/__internal/core/utils/m_ready_callbacks.js)
 * Version: 24.2.6
 * Build date: Mon Mar 17 2025
 *
 * Copyright (c) 2012 - 2025 Developer Express Inc. ALL RIGHTS RESERVED
 * Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
 */

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.readyCallbacksModule = exports.default = void 0;
var _dom_adapter = _interopRequireDefault(require("../../../core/dom_adapter"));
var _call_once = _interopRequireDefault(require("../../../core/utils/call_once"));
var _dependency_injector = _interopRequireDefault(require("../../../core/utils/dependency_injector"));
var _window = require("../../../core/utils/window");

function _interopRequireDefault(e) {
    return e && e.__esModule ? e : {
        default: e
    }
}
let callbacks = [];
const subscribeReady = (0, _call_once.default)((() => {
    const removeListener = _dom_adapter.default.listen(_dom_adapter.default.getDocument(), "DOMContentLoaded", (() => {
        readyCallbacks.fire();
        removeListener()
    }))
}));
const readyCallbacks = {
    add: callback => {
        const windowExists = (0, _window.hasWindow)();
        if (windowExists && "loading" !== _dom_adapter.default.getReadyState()) {
            callback()
        } else {
            callbacks.push(callback);
            windowExists && subscribeReady()
        }
    },
    fire: () => {
        callbacks.forEach((callback => callback()));
        callbacks = []
    }
};
const readyCallbacksModule = exports.readyCallbacksModule = (0, _dependency_injector.default)(readyCallbacks);
var _default = exports.default = readyCallbacksModule;