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GlimmerLite web components example
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| <!doctype html> | |
| <html> | |
| <head> | |
| <title>Glimmer Demo</title> | |
| </head> | |
| <body> | |
| <script src="./app.bundle.js"></script> | |
| <example-app /> | |
| </body> | |
| </html> |
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| import { renderComponent } from '@glimmerx/core'; | |
| import MyComponent from './src/MyComponent'; | |
| import LocaleService from './src/services/LocaleService'; | |
| const USE_SHADOW_DOM = false; | |
| function initializeCustomElement( | |
| customElementName: string, | |
| glimmerComponentName: any, | |
| opts: any | |
| ): void { | |
| class GlimmerWebElement extends HTMLElement { | |
| connectedCallback() { | |
| let node = USE_SHADOW_DOM ? this.attachShadow({ mode: 'open' }) : this; | |
| renderComponent(glimmerComponentName, { ...opts, ...{ element: node } }).then(() => { | |
| let rootNode = this.lastChild; // may be different (depends on template); | |
| if (rootNode) { | |
| assignAttributes(this, rootNode as any); | |
| } | |
| }); | |
| } | |
| } | |
| if (!window.customElements.get(customElementName)) { | |
| window.customElements.define(customElementName, GlimmerWebElement); | |
| } | |
| } | |
| function assignAttributes(fromElement: Element, toElement: Element): void { | |
| let attributes = fromElement.attributes; | |
| for (let i = 0; i < attributes.length; i++) { | |
| let { name, value } = attributes.item(i) as any; | |
| toElement.setAttribute(name, value); | |
| } | |
| } | |
| document.addEventListener( | |
| 'DOMContentLoaded', | |
| () => { | |
| initializeCustomElement('example-app', MyComponent, { | |
| services: { | |
| locale: new LocaleService('en_US'), | |
| }, | |
| }); | |
| }, | |
| { once: true } | |
| ); |
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