devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
38 lines (37 loc) • 1.13 kB
JavaScript
/**
* DevExtreme (esm/core/utils/ready_callbacks.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/
*/
import domAdapter from "../dom_adapter";
import injector from "./dependency_injector";
import {
hasWindow
} from "./window";
import callOnce from "./call_once";
var callbacks = [];
var subscribeReady = callOnce(() => {
var removeListener = domAdapter.listen(domAdapter.getDocument(), "DOMContentLoaded", () => {
readyCallbacks.fire();
removeListener()
})
});
var readyCallbacks = {
add: callback => {
var windowExists = hasWindow();
if (windowExists && "loading" !== domAdapter.getReadyState()) {
callback()
} else {
callbacks.push(callback);
windowExists && subscribeReady()
}
},
fire: () => {
callbacks.forEach(callback => callback());
callbacks = []
}
};
export default injector(readyCallbacks);