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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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<template>
<div class="form">
<div>
<div class="label">Catalog:</div>
<DxMenu
:data-source="products"
:show-first-submenu-mode="showFirstSubmenuModes"
:orientation="orientation"
:submenu-direction="submenuDirection"
:hide-submenu-on-mouse-leave="hideSubmenuOnMouseLeave"
display-expr="name"
@item-click="itemClick"
/>
<div
v-if="currentProduct"
id="product-details"
>
<img :src="currentProduct.icon">
<div class="name">{{ currentProduct.name }}</div>
<div class="price">{{ "$" + currentProduct.price }}</div>
</div>
</div>
<div class="options">
<div class="caption">Options</div>
<div class="option">
<div>Show First Submenu Mode</div>
<DxSelectBox
:items="showSubmenuModes"
v-model:value="showFirstSubmenuModes"
display-expr="name"
/>
</div>
<div class="option">
<div>Orientation</div>
<DxSelectBox
:items="['horizontal', 'vertical']"
v-model:value="orientation"
/>
</div>
<div class="option">
<div>Submenu Direction</div>
<DxSelectBox
:items="['auto', 'rightOrBottom', 'leftOrTop']"
v-model:value="submenuDirection"
/>
</div>
<div class="option">
<DxCheckBox
v-model:value="hideSubmenuOnMouseLeave"
text="Hide Submenu on Mouse Leave"
/>
</div>
</div>
</div>
</template>
<script>
import DxMenu from 'devextreme-vue/menu';
import DxCheckBox from 'devextreme-vue/check-box';
import DxSelectBox from 'devextreme-vue/select-box';
import service from './data.js';
export default {
components: {
DxMenu, DxSelectBox, DxCheckBox
},
data() {
const showSubmenuModes = [{
name: 'onHover',
delay: { show: 0, hide: 500 }
}, {
name: 'onClick',
delay: { show: 0, hide: 300 }
}];
return {
products: service.getProducts(),
showSubmenuModes,
showFirstSubmenuModes: showSubmenuModes[1],
orientation: 'horizontal',
submenuDirection: 'auto',
hideSubmenuOnMouseLeave: false,
currentProduct: null
};
},
methods: {
itemClick(e) {
if(e.itemData.price) {
this.currentProduct = e.itemData;
}
}
}
};
</script>
<style scoped>
.form {
margin-left: 3px;
}
.form > div:first-child {
margin-right: 320px;
}
.label {
font-size: 22px;
}
#product-details {
width: 400px;
height: 400px;
margin: 20px auto 0;
}
#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: 20px;
position: absolute;
bottom: 0;
right: 0;
width: 260px;
top: 0;
background-color: rgba(191, 191, 191, 0.15);
}
.caption {
font-size: 18px;
font-weight: 500;
}
.option {
margin-top: 10px;
}
.hidden {
visibility: hidden;
}
</style>
import { createApp } from 'vue';
import App from './App.vue';
createApp(App).mount('#app');
<!DOCTYPE html>
<html>
<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" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.4/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.4/css/dx.light.css" />
<script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script>
<script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script>
<script type="text/javascript" src="config.js"></script>
<script type="text/javascript">
System.import('./index.js');
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="app">
</div>
</div>
</body>
</html>
const products = [{
id: '1',
name: 'Video Players',
items: [{
id: '1_1',
name: 'HD Video Player',
price: 220,
icon: '../../../../images/products/1.png'
}, {
id: '1_2',
name: 'SuperHD Video Player',
icon: '../../../../images/products/2.png',
price: 270
}]
}, {
id: '2',
name: 'Televisions',
items: [{
id: '2_1',
name: 'SuperLCD 42',
icon: '../../../../images/products/7.png',
price: 1200
}, {
id: '2_2',
name: 'SuperLED 42',
icon: '../../../../images/products/5.png',
price: 1450
}, {
id: '2_3',
name: 'SuperLED 50',
icon: '../../../../images/products/4.png',
price: 1600
}, {
id: '2_4',
name: 'SuperLCD 55 (Not available)',
icon: '../../../../images/products/6.png',
price: 1350,
disabled: true
}, {
id: '2_5',
name: 'SuperLCD 70',
icon: '../../../../images/products/9.png',
price: 4000
}]
}, {
id: '3',
name: 'Monitors',
items: [{
id: '3_1',
name: '19"',
items: [{
id: '3_1_1',
name: 'DesktopLCD 19',
icon: '../../../../images/products/10.png',
price: 160
}]
}, {
id: '3_2',
name: '21"',
items: [{
id: '3_2_1',
name: 'DesktopLCD 21',
icon: '../../../../images/products/12.png',
price: 170
}, {
id: '3_2_2',
name: 'DesktopLED 21',
icon: '../../../../images/products/13.png',
price: 175
}]
}]
}, {
id: '4',
name: 'Projectors',
items: [{
id: '4_1',
name: 'Projector Plus',
icon: '../../../../images/products/14.png',
price: 550
}, {
id: '4_2',
name: 'Projector PlusHD',
icon: '../../../../images/products/15.png',
price: 750
}]
}];
export default {
getProducts() {
return products;
}
};
System.config({
transpiler: 'plugin-babel',
meta: {
'*.vue': {
loader: 'vue-loader'
},
},
paths: {
'npm:': 'https://unpkg.com/'
},
map: {
'vue': 'npm:vue@3.0.0/dist/vue.esm-browser.js',
'vue-loader': 'npm:dx-systemjs-vue-browser@1.0.15/index.js',
'mitt': 'npm:mitt/dist/mitt.umd.js',
'rrule': 'npm:rrule@2.6.6/dist/es5/rrule.js',
'luxon': 'npm:luxon@1.25.0/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign@1.1.0',
'devextreme': 'npm:devextreme@20.2.4',
'devextreme-vue': 'npm:devextreme-vue@20.2.4',
'jszip': 'npm:jszip@3.5.0/dist/jszip.min.js',
'devextreme-quill': 'npm:devextreme-quill@0.9.7/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.0.5/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@2.0.8/dist/dx-gantt.js',
'preact': 'npm:preact@10.5.7/dist/preact.js',
'preact/hooks': 'npm:preact@10.5.7/hooks/dist/hooks.js',
'plugin-babel': 'npm:systemjs-plugin-babel@0.0.25/plugin-babel.js',
'systemjs-babel-build': 'npm:systemjs-plugin-babel@0.0.25/systemjs-babel-browser.js'
},
packages: {
'devextreme-vue': {
main: 'index.js'
},
'devextreme': {
defaultExtension: 'js'
},
'devextreme/events/utils': {
main: 'index'
},
'devextreme/events': {
main: 'index'
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js'
}
},
babelOptions: {
sourceMaps: false,
stage0: true
}
});