Hierarchical Menus | Input | React Wijmo Demos

import 'bootstrap.css';
import '@mescius/wijmo.styles/wijmo.css';
import ReactDOM from 'react-dom/client';
import React, { useRef, useState } from 'react';
import useEvent from 'react-use-event-hook';
import { Control } from '@mescius/wijmo';
import { Menu } from '@mescius/wijmo.react.input';
import './app.css';
import { menuTree } from './data';
function App() {
const [isAnimated, setIsAnimated] = useState(true);
const [openOnHover, setOpenOnHover] = useState(true);
const menuTargetRef = useRef(null);
const initFormatMenu = useEvent((sender) => {
sender.command = {
executeCommand: (param) => {
if (menuTargetRef.current) {
let ts = menuTargetRef.current.style;
let cssStyle = getComputedStyle(menuTargetRef.current, null);
switch (param.prop) {
case 'face':
ts.fontFamily = param.header;
break;
case 'font':
switch (param.header) {
case 'Bold':
ts.fontWeight = ts.fontWeight ? '' : 'bold';
break;
case 'Italic':
ts.fontStyle = ts.fontStyle ? '' : 'italic';
break;
case 'Underline':
ts.textDecoration = ts.textDecoration ? '' : 'underline';
break;
case 'Larger':
ts.fontSize = (parseFloat(cssStyle.fontSize) * 1.2) + 'px';
break;
case 'Smaller':
ts.fontSize = (parseFloat(cssStyle.fontSize) * .8) + 'px';
break;
}
break;
case 'color':
ts.color = param.header.toLowerCase();
break;
case 'background':
ts.background = param.header.toLowerCase();
break;
}
}
},
canExecuteCommand: (param) => {
if (menuTargetRef.current) {
let ts = menuTargetRef.current.style;
let cssStyle = getComputedStyle(menuTargetRef.current, null);
switch (param.prop) {
case 'face':
return ts.fontFamily != param.header;
case 'font':
switch (param.header) {
case 'Larger':
return parseFloat(cssStyle.fontSize) < 24;
case 'Smaller':
return parseFloat(cssStyle.fontSize) > 8;
}
break;
case 'color':
case 'background':
let color = param.header.toLowerCase();
return ts.color != color && ts.backgroundColor != color;
}
}
return true;
}
};
});
const menuItemClicked = useEvent((sender) => {
if (menuTargetRef.current) {
menuTargetRef.current.innerHTML = `Thank you for clicking <b><i>${sender.text}</i></b>!`;
}
});
const changeOpenOnHover = useEvent((value) => {
setOpenOnHover(value);
});
const changeAnimation = useEvent((value) => {
setIsAnimated(value);
});
const changeRtl = useEvent((value) => {
let menubar = document.querySelector('.menubar');
menubar.setAttribute('dir', value ? 'rtl' : 'ltr');
Control.refreshAll(menubar);
});
return (<div className="container-fluid">
<div className="menubar">
<Menu id="fileMenu" header="File" displayMemberPath="header" subItemsPath="items" showDropDownButton={false} openOnHover={openOnHover} isAnimated={isAnimated} itemsSource={menuTree.fileMenu} itemClicked={menuItemClicked}/>
<Menu id="editMenu" header="Edit" displayMemberPath="header" subItemsPath="items" showDropDownButton={false} openOnHover={openOnHover} isAnimated={isAnimated} itemsSource={menuTree.editMenu} itemClicked={menuItemClicked}/>
<Menu id="formatMenu" header="Format" displayMemberPath="header" subItemsPath="items" openOnHover={openOnHover} isAnimated={isAnimated} itemsSource={menuTree.formatMenu} initialized={initFormatMenu}/>
</div>
<p id="menuTarget" ref={menuTargetRef}>
Wijmo Menus are great!
</p>
<label>
openOnHover&nbsp;
<input type="checkbox" defaultChecked={openOnHover} onChange={e => { changeOpenOnHover(e.target.checked); }}/>
</label>
<label>
isAnimated&nbsp;
<input type="checkbox" defaultChecked={isAnimated} onChange={e => { changeAnimation(e.target.checked); }}/>
</label>
<label>
Right-to-Left&nbsp;
<input type="checkbox" defaultChecked={false} onChange={e => { changeRtl(e.target.checked); }}/>
</label>
</div>);
}
const container = document.getElementById('app');
if (container) {
const root = ReactDOM.createRoot(container);
root.render(<App />);
}

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>MESCIUS Wijmo Hierarchical Menus</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- SystemJS -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.40/system.src.js" integrity="sha512-G6mEj6h18+m3MvzdviSDfPle/TfH0//cXcB33AKlNR/Rha0yQsKefDZKRTkIZos97HEGq2JMV1RT5ybMoQ3WsQ==" crossorigin="anonymous"></script>
<script src="systemjs.config.js"></script>
<script>
System.import('./src/app');
</script>
</head>
<body>
<div id="app"></div>
</body>
</html>

label {
margin-bottom: 15px;
margin-right: 25px;
}
/* element affected by the menu commands */
#menuTarget {
font-size: 18pt;
text-align: center;
padding: 16px;
margin: 6px 0;
background: #00c1d5;
color: black;
border: 1px solid rgba(0, 0, 0, .25);
}
/* bar containing the menus */
.menubar {
position: sticky;
display: flex;
background: #fddfa7;
padding: 12px;
top: 0;
}
/* customize wijmo default styles */
.wj-state-selected {
color: black;
background: orange;
}
.wj-menu {
padding: 6px 14px;
border: none;
background: transparent;
}
.wj-menu:hover,
.wj-menu.wj-state-focused {
background: rgba(0, 0, 0, .05);
}
.wj-menu .wj-input-group .wj-input-group-btn {
/* hide the menu's drop-down buttons */
display: none;
}
.wj-listbox.wj-menu-items {
min-width: 8em;
border: none;
background: #fddfa7;
}
.wj-listbox.wj-menu-items .wj-listbox-item:not(.wj-separator) {
padding: 6px 12px;
}

function getMenuTree() {
return {
fileMenu: [
{
header: 'New',
items: [
{
header: 'Project'
},
{
header: 'Site'
},
{
header: 'File'
}
]
},
{
header: 'Open'
},
{
header: 'Save'
},
{
header: 'Save As',
items: [
{
header: 'Normal'
},
{
header: 'Compressed'
},
{
header: 'Encrypted'
}
]
},
{
header: '-'
},
{
header: 'Exit'
}
],
editMenu: [
{
header: 'Go to',
items: [
{
header: 'Line'
},
{
header: 'Symbol'
},
{
header: 'File',
items: [
{
header: 'Current Project'
},
{
header: 'Current Solution'
},
{
header: 'Select...'
}
]
}
]
},
{
header: 'Find and Replace',
items: [
{
header: 'Quick Find'
},
{
header: 'Quick Replace'
},
{
header: 'Find in Files'
},
{
header: 'Replace in Files',
items: [
{
header: 'All'
},
{
header: 'Read/Write Only'
}
]
}
]
},
{
header: '-'
},
{
header: 'Undo'
},
{
header: 'Redo'
}
],
formatMenu: [
{
header: 'Font',
items: [
{
header: 'Family',
items: [
{
header: 'Arial',
prop: 'face'
},
{
header: 'Times',
prop: 'face'
},
{
header: 'Courier',
prop: 'face'
},
{
header: 'Verdana',
prop: 'face'
},
{
header: 'Georgia',
prop: 'face'
}
]
},
{
header: 'Bold',
prop: 'font'
},
{
header: 'Italic',
prop: 'font'
},
{
header: 'Underline',
prop: 'font'
},
{
header: '-'
},
{
header: 'Larger',
prop: 'font'
},
{
header: 'Smaller',
prop: 'font'
}
]
},
{
header: 'Color',
items: [
{
header: 'Black',
prop: 'color'
},
{
header: 'Red',
prop: 'color'
},
{
header: 'Green',
prop: 'color'
},
{
header: 'Blue',
prop: 'color'
}
]
},
{
header: 'Background',
items: [
{
header: 'White',
prop: 'background'
},
{
header: 'Red',
prop: 'background'
},
{
header: 'Green',
prop: 'background'
},
{
header: 'Blue',
prop: 'background'
}
]
}
]
};
}
export const menuTree = getMenuTree();

(function (global) {
window.process = {
env: {
NODE_ENV: "production"
}
}
System.config({
transpiler: 'plugin-babel',
babelOptions: {
es2015: true,
react: true
},
meta: {
'*.css': { loader: 'css' }
},
paths: {
// paths serve as alias
'npm:': 'node_modules/'
},
// map tells the System loader where to look for things
map: {
'jszip': 'npm:jszip/dist/jszip.js',
'@mescius/wijmo': 'npm:@mescius/wijmo/index.js',
'@mescius/wijmo.input': 'npm:@mescius/wijmo.input/index.js',
'@mescius/wijmo.styles': 'npm:@mescius/wijmo.styles',
'@mescius/wijmo.cultures': 'npm:@mescius/wijmo.cultures',
'@mescius/wijmo.chart': 'npm:@mescius/wijmo.chart/index.js',
'@mescius/wijmo.chart.analytics': 'npm:@mescius/wijmo.chart.analytics/index.js',
'@mescius/wijmo.chart.animation': 'npm:@mescius/wijmo.chart.animation/index.js',
'@mescius/wijmo.chart.annotation': 'npm:@mescius/wijmo.chart.annotation/index.js',
'@mescius/wijmo.chart.finance': 'npm:@mescius/wijmo.chart.finance/index.js',
'@mescius/wijmo.chart.finance.analytics': 'npm:@mescius/wijmo.chart.finance.analytics/index.js',
'@mescius/wijmo.chart.hierarchical': 'npm:@mescius/wijmo.chart.hierarchical/index.js',
'@mescius/wijmo.chart.interaction': 'npm:@mescius/wijmo.chart.interaction/index.js',
'@mescius/wijmo.chart.radar': 'npm:@mescius/wijmo.chart.radar/index.js',
'@mescius/wijmo.chart.render': 'npm:@mescius/wijmo.chart.render/index.js',
'@mescius/wijmo.chart.webgl': 'npm:@mescius/wijmo.chart.webgl/index.js',
'@mescius/wijmo.chart.map': 'npm:@mescius/wijmo.chart.map/index.js',
'@mescius/wijmo.gauge': 'npm:@mescius/wijmo.gauge/index.js',
'@mescius/wijmo.grid': 'npm:@mescius/wijmo.grid/index.js',
'@mescius/wijmo.grid.detail': 'npm:@mescius/wijmo.grid.detail/index.js',
'@mescius/wijmo.grid.filter': 'npm:@mescius/wijmo.grid.filter/index.js',
'@mescius/wijmo.grid.search': 'npm:@mescius/wijmo.grid.search/index.js',
'@mescius/wijmo.grid.style': 'npm:@mescius/wijmo.grid.style/index.js',
'@mescius/wijmo.grid.grouppanel': 'npm:@mescius/wijmo.grid.grouppanel/index.js',
'@mescius/wijmo.grid.multirow': 'npm:@mescius/wijmo.grid.multirow/index.js',
'@mescius/wijmo.grid.transposed': 'npm:@mescius/wijmo.grid.transposed/index.js',
'@mescius/wijmo.grid.transposedmultirow': 'npm:@mescius/wijmo.grid.transposedmultirow/index.js',
'@mescius/wijmo.grid.pdf': 'npm:@mescius/wijmo.grid.pdf/index.js',
'@mescius/wijmo.grid.sheet': 'npm:@mescius/wijmo.grid.sheet/index.js',
'@mescius/wijmo.grid.xlsx': 'npm:@mescius/wijmo.grid.xlsx/index.js',
'@mescius/wijmo.grid.selector': 'npm:@mescius/wijmo.grid.selector/index.js',
'@mescius/wijmo.grid.cellmaker': 'npm:@mescius/wijmo.grid.cellmaker/index.js',
'@mescius/wijmo.grid.immutable': 'npm:@mescius/wijmo.grid.immutable/index.js',
'@mescius/wijmo.touch': 'npm:@mescius/wijmo.touch/index.js',
'@mescius/wijmo.cloud': 'npm:@mescius/wijmo.cloud/index.js',
'@mescius/wijmo.nav': 'npm:@mescius/wijmo.nav/index.js',
'@mescius/wijmo.odata': 'npm:@mescius/wijmo.odata/index.js',
'@mescius/wijmo.olap': 'npm:@mescius/wijmo.olap/index.js',
'@mescius/wijmo.rest': 'npm:@mescius/wijmo.rest/index.js',
'@mescius/wijmo.pdf': 'npm:@mescius/wijmo.pdf/index.js',
'@mescius/wijmo.pdf.security': 'npm:@mescius/wijmo.pdf.security/index.js',
'@mescius/wijmo.viewer': 'npm:@mescius/wijmo.viewer/index.js',
'@mescius/wijmo.xlsx': 'npm:@mescius/wijmo.xlsx/index.js',
'@mescius/wijmo.undo': 'npm:@mescius/wijmo.undo/index.js',
'@mescius/wijmo.interop.grid': 'npm:@mescius/wijmo.interop.grid/index.js',
'@mescius/wijmo.barcode': 'npm:@mescius/wijmo.barcode/index.js',
'@mescius/wijmo.barcode.common': 'npm:@mescius/wijmo.barcode.common/index.js',
'@mescius/wijmo.barcode.composite': 'npm:@mescius/wijmo.barcode.composite/index.js',
'@mescius/wijmo.barcode.specialized': 'npm:@mescius/wijmo.barcode.specialized/index.js',
"@mescius/wijmo.react.chart.analytics": "npm:@mescius/wijmo.react.chart.analytics/index.js",
"@mescius/wijmo.react.chart.animation": "npm:@mescius/wijmo.react.chart.animation/index.js",
"@mescius/wijmo.react.chart.annotation": "npm:@mescius/wijmo.react.chart.annotation/index.js",
"@mescius/wijmo.react.chart.finance.analytics": "npm:@mescius/wijmo.react.chart.finance.analytics/index.js",
"@mescius/wijmo.react.chart.finance": "npm:@mescius/wijmo.react.chart.finance/index.js",
"@mescius/wijmo.react.chart.hierarchical": "npm:@mescius/wijmo.react.chart.hierarchical/index.js",
"@mescius/wijmo.react.chart.interaction": "npm:@mescius/wijmo.react.chart.interaction/index.js",
"@mescius/wijmo.react.chart.radar": "npm:@mescius/wijmo.react.chart.radar/index.js",
"@mescius/wijmo.react.chart": "npm:@mescius/wijmo.react.chart/index.js",
"@mescius/wijmo.react.core": "npm:@mescius/wijmo.react.core/index.js",
'@mescius/wijmo.react.chart.map': 'npm:@mescius/wijmo.react.chart.map/index.js',
"@mescius/wijmo.react.gauge": "npm:@mescius/wijmo.react.gauge/index.js",
"@mescius/wijmo.react.grid.detail": "npm:@mescius/wijmo.react.grid.detail/index.js",
"@mescius/wijmo.react.grid.filter": "npm:@mescius/wijmo.react.grid.filter/index.js",
"@mescius/wijmo.react.grid.grouppanel": "npm:@mescius/wijmo.react.grid.grouppanel/index.js",
'@mescius/wijmo.react.grid.search': 'npm:@mescius/wijmo.react.grid.search/index.js',
"@mescius/wijmo.react.grid.multirow": "npm:@mescius/wijmo.react.grid.multirow/index.js",
"@mescius/wijmo.react.grid.sheet": "npm:@mescius/wijmo.react.grid.sheet/index.js",
'@mescius/wijmo.react.grid.transposed': 'npm:@mescius/wijmo.react.grid.transposed/index.js',
'@mescius/wijmo.react.grid.transposedmultirow': 'npm:@mescius/wijmo.react.grid.transposedmultirow/index.js',
'@mescius/wijmo.react.grid.immutable': 'npm:@mescius/wijmo.react.grid.immutable/index.js',
"@mescius/wijmo.react.grid": "npm:@mescius/wijmo.react.grid/index.js",
"@mescius/wijmo.react.input": "npm:@mescius/wijmo.react.input/index.js",
"@mescius/wijmo.react.olap": "npm:@mescius/wijmo.react.olap/index.js",
"@mescius/wijmo.react.viewer": "npm:@mescius/wijmo.react.viewer/index.js",
"@mescius/wijmo.react.nav": "npm:@mescius/wijmo.react.nav/index.js",
"@mescius/wijmo.react.base": "npm:@mescius/wijmo.react.base/index.js",
'@mescius/wijmo.react.barcode.common': 'npm:@mescius/wijmo.react.barcode.common/index.js',
'@mescius/wijmo.react.barcode.composite': 'npm:@mescius/wijmo.react.barcode.composite/index.js',
'@mescius/wijmo.react.barcode.specialized': 'npm:@mescius/wijmo.react.barcode.specialized/index.js',
'jszip': 'npm:jszip/dist/jszip.js',
'react': 'npm:react/index.js',
'react-dom': 'npm:react-dom/index.js',
'react-dom/client': 'npm:react-dom/client.js',
"scheduler": "npm:scheduler/index.js",
'redux': 'npm:redux/dist/redux.min.js',
'react-redux': 'npm:react-redux/dist/react-redux.min.js',
'bootstrap.css': 'npm:bootstrap/dist/css/bootstrap.min.css',
'css': 'npm:systemjs-plugin-css/css.js',
'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js',
'systemjs-babel-build':'npm:systemjs-plugin-babel/systemjs-babel-browser.js',
"react-use-event-hook": "npm:react-use-event-hook/dist/esm/useEvent.js",
},
// packages tells the System loader how to load when no filename and/or no extension
packages: {
src: {
defaultExtension: 'jsx'
},
"node_modules": {
defaultExtension: 'js'
},
}
});
})(this);

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