devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
61 lines (59 loc) • 2.14 kB
JavaScript
/**
* DevExtreme (cjs/core/utils/window.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/
*/
;
exports.setWindow = exports.hasWindow = exports.hasProperty = exports.getWindow = exports.getNavigator = exports.getCurrentScreenFactor = exports.defaultScreenFactorFunc = void 0;
var _dom_adapter = _interopRequireDefault(require("../dom_adapter"));
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
}
}
let hasWindowValue = "undefined" !== typeof window;
const hasWindow = () => hasWindowValue;
exports.hasWindow = hasWindow;
let windowObject = hasWindow() ? window : void 0;
if (!windowObject) {
windowObject = {};
windowObject.window = windowObject
}
const getWindow = () => windowObject;
exports.getWindow = getWindow;
const setWindow = (newWindowObject, hasWindow) => {
if (void 0 === hasWindow) {
hasWindowValue = "undefined" !== typeof window && window === newWindowObject
} else {
hasWindowValue = hasWindow
}
windowObject = newWindowObject
};
exports.setWindow = setWindow;
const hasProperty = prop => hasWindow() && prop in windowObject;
exports.hasProperty = hasProperty;
const defaultScreenFactorFunc = width => {
if (width < 768) {
return "xs"
} else if (width < 992) {
return "sm"
} else if (width < 1200) {
return "md"
} else {
return "lg"
}
};
exports.defaultScreenFactorFunc = defaultScreenFactorFunc;
const getCurrentScreenFactor = screenFactorCallback => {
const screenFactorFunc = screenFactorCallback || defaultScreenFactorFunc;
const windowWidth = _dom_adapter.default.getDocumentElement().clientWidth;
return screenFactorFunc(windowWidth)
};
exports.getCurrentScreenFactor = getCurrentScreenFactor;
const getNavigator = () => hasWindow() ? windowObject.navigator : {
userAgent: ""
};
exports.getNavigator = getNavigator;