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Menu

Overview

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The Menu widget is a panel with clickable items. A click on an item opens a drop-down menu, which can contain several submenus.
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window.onload = function() { var showSubmenuModes = [{ name: "onHover", delay: { show: 0, hide: 500 } }, { name: "onClick", delay: { show: 0, hide: 300 } }], showFirstSubmenuMode = ko.observable(showSubmenuModes[1]), orientation = ko.observable("horizontal"), submenuDirection = ko.observable("auto"), closeOnMouseLeave = ko.observable(false), productName = ko.observable(""), productPrice = ko.observable(""), productImage = ko.observable(""); var viewModel = { menuOptions: { dataSource: menuData, displayExpr: "name", onItemClick: function (data) { var item = data.itemData; if(item.price) { productImage(item.iconSrc); productName(item.name); productPrice("$" + item.price); } }, hideSubmenuOnMouseLeave: closeOnMouseLeave, showFirstSubmenuMode: showFirstSubmenuMode, orientation: orientation, submenuDirection: submenuDirection, }, submenuModeOptions: { items: showSubmenuModes, value: showFirstSubmenuMode, displayExpr: "name", }, orientationOptions: { items: ["horizontal", "vertical"], value: orientation }, submenuDirectionOptions: { items: ["auto", "rightOrBottom", "leftOrTop"], value: submenuDirection }, mouseLeaveOptions: { value: closeOnMouseLeave, text: "Hide Submenu on Mouse Leave", }, productName: productName, productPrice: productPrice, productImage: productImage }; ko.applyBindings(viewModel, document.getElementById("menu")); };
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>DevExtreme Demo</title> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" /> <script src="js/jquery-3.1.0.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/knockout/3.4.0/knockout-min.js"></script> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/16.2.5/css/dx.spa.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/16.2.5/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/16.2.5/css/dx.light.css" /> <script src="https://cdn3.devexpress.com/jslib/16.2.5/js/dx.all.js"></script> <script src="data.js"></script> <link rel="stylesheet" type ="text/css" href ="styles.css" /> <script src="index.js"></script> </head> <body class="dx-viewport"> <div class="demo-container"> <div class="form" id="menu"> <div> <div class="label">Catalog:</div> <div data-bind="dxMenu: menuOptions"></div> <!-- ko if: productPrice() --> <div id="product-details"> <img src="" data-bind="attr: { src: productImage }" /> <div class="name" data-bind="text: productName"></div> <div class="price" data-bind="text: productPrice"></div> </div> <!-- /ko --> </div> <div class="options"> <h4>Menu Options</h4> <div> <div>Show First Submenu Mode</div> <div data-bind="dxSelectBox: submenuModeOptions"></div> </div> <div> <div>Orientation</div> <div data-bind="dxSelectBox: orientationOptions"></div> </div> <div> <div>Submenu Direction</div> <div data-bind="dxSelectBox: submenuDirectionOptions"></div> </div> <div> <div data-bind="dxCheckBox: mouseLeaveOptions"></div> </div> </div> </div> </div> </body> </html>
.form > div { display: inline-block; } .form > div:first-child { width: 420px; } .label { font-size: 22px; } #product-details { margin-top: 20px; vertical-align: top; width: 400px; height: 400px; } #product-details > img { height: 300px; width: 400px; } #product-details > .name { text-align: center; font-size: 20px; } #product-details > .price { text-align: center; font-size: 24px; } .dark #product-details > div { color: #f0f0f0; } .options { padding-top: 5px; margin-left: 40px; width: 300px; vertical-align: top; } .options > div { margin-top: 25px; } .hidden { visibility: hidden; }
var menuData = [{ id: "1", name: "Video Players", items: [{ id: "1_1", name: "HD Video Player", price: 220, iconSrc: "../../../../images/products/1.png" }, { id: "1_2", name: "SuperHD Video Player", iconSrc: "../../../../images/products/2.png", price: 270 }] }, { id: "2", name: "Televisions", items: [{ id: "2_1", name: "SuperLCD 42", iconSrc: "../../../../images/products/7.png", price: 1200 }, { id: "2_2", name: "SuperLED 42", iconSrc: "../../../../images/products/5.png", price: 1450 }, { id: "2_3", name: "SuperLED 50", iconSrc: "../../../../images/products/4.png", price: 1600 }, { id: "2_4", name: "SuperLCD 55 (Not available)", iconSrc: "../../../../images/products/6.png", price: 1350, disabled: true }, { id: "2_5", name: "SuperLCD 70", iconSrc: "../../../../images/products/9.png", price: 4000 }] }, { id: "3", name: "Monitors", items: [{ id: "3_1", name: "19\"", items: [{ id: "3_1_1", name: "DesktopLCD 19", iconSrc: "../../../../images/products/10.png", price: 160 }] }, { id: "3_2", name: "21\"", items: [{ id: "3_2_1", name: "DesktopLCD 21", iconSrc: "../../../../images/products/12.png", price: 170 }, { id: "3_2_2", name: "DesktopLED 21", iconSrc: "../../../../images/products/13.png", price: 175 }] }] }, { id: "4", name: "Projectors", items: [{ id: "4_1", name: "Projector Plus", iconSrc: "../../../../images/products/14.png", price: 550 }, { id: "4_2", name: "Projector PlusHD", iconSrc: "../../../../images/products/15.png", price: 750 }] }];