38 lines
1.0 KiB
JavaScript
38 lines
1.0 KiB
JavaScript
import React, { useState } from 'react';
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import { Button } from 'primereact/button';
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import ReactDOM from 'react-dom/client';
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import logo from './logo.svg';
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const WcTestApp = () => {
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const [ctr,incr] = useState(0)
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return (
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<div className="App">
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<header className="App-header">
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<img src={logo} className="App-logo" alt="logo" />
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<p>
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Edit <code>src/App.js</code> and save to reload.
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</p>
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<Button label={`clicked ${ctr} times`} icon="pi pi-check" onClick={()=>{incr(ctr+1)}}/>
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</header>
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</div>
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);
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}
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class WcTest extends HTMLElement {
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connectedCallback() {
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const mountPoint = this;
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// to get attributes from outside
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// const name = this.getAttribute('name');
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// ShadowRoot (global styles will not apply, but safer with a complete isolation layer)
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// this.attachShadow({ mode: 'open' }).appendChild(mountPoint);
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const root = ReactDOM.createRoot(mountPoint);
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// render
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root.render(<WcTestApp />);
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}
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}
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customElements.define('wc-test', WcTest); |