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Converter signal
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| <template> | |
| <require from='./value-converter'></require> | |
| <require from='./clock.html'></require> | |
| <div> | |
| Change locale to | |
| <div> | |
| <button | |
| repeat.for='locale of locales' | |
| click.delegate='changeLocale(locale.locale)'>${locale.name}</button> | |
| </div> | |
| </div> | |
| <div> | |
| <h2>Flights</h2> | |
| <table repeat.for='flight of flights' style='margin-bottom: 15px'> | |
| <tr> | |
| <th> | |
| From ${flight.from} | |
| </th> | |
| <th style='width: 10px'></th> | |
| <th> | |
| To ${flight.to} | |
| </th> | |
| </tr> | |
| <tr> | |
| <td> | |
| <clock time.bind='flight.depart'></clock> | |
| </td> | |
| <td style='width: 10px'></td> | |
| <td> | |
| <clock time.bind='flight.arrive'></clock> | |
| </td> | |
| </tr> | |
| </table> | |
| </div> | |
| </template> |
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| import './converter-signaler'; | |
| import {signalBindings} from './signals' | |
| Array.prototype.random = function() { | |
| return this[Math.floor(Math.random() * this.length)]; | |
| } | |
| export class App { | |
| locales = [ | |
| { locale: "en-US", name: 'US' }, | |
| { locale: 'en-GB', name: 'UK' }, | |
| { locale: 'ko-KR', name: 'Korean' }, | |
| { locale: 'ar-EG', name: 'Arabic' }, | |
| { locale: 'ja-JP-u-ca-japanese', name: 'Japan' }, | |
| { locale: 'de-DE', name: 'Germany' }, | |
| { locale: 'pt-BR', name: 'Brazil' }, | |
| { locale: 'ru-RU', name: 'Russia' }, | |
| { locale: 'es-ES', name: 'Spain' }, | |
| { locale: 'it-IT', name: 'Italy' }, | |
| { locale: 'zh-CN', name: 'China' }, | |
| { locale: 'zh-HK', name: 'Hong Kong' }, | |
| { locale: 'zh-TW', name: 'Taiwan' } | |
| ]; | |
| changeLocale(locale) { | |
| window.currentLocale = locale; | |
| signalBindings('locale-changed'); | |
| } | |
| attached() { | |
| window.app = this; | |
| } | |
| flights = [ | |
| { from: 'Los Angeles', to: 'San Fran', depart: new Date(), arrive: addDate(0, 1) }, | |
| { from: 'Melbourne', to: 'Sydney', depart: addDate(0, 2), arrive: addDate(0, 3) }, | |
| { from: 'Hawaii', to: 'Crescent', depart: addDate(0, -1), arrive: addDate(0, 1) } | |
| ] | |
| } | |
| function addDate(date, number) { | |
| const d = new Date(date || new Date()); | |
| d.setDate(d.getDate() + number); | |
| return d; | |
| } | |
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| <template bindable='time' | |
| style='display: inline-block; | |
| width: 200px; | |
| padding: 4px 6px; | |
| border-radius: 10px; | |
| border: 2px solid #1e1e1e; | |
| font-size: 16px; | |
| text-align: center;'> | |
| <require from='./value-converter'></require> | |
| ${time | locale} | |
| </template> |
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| import {ValueConverter} from 'aurelia-framework'; | |
| import {connectBindingToSignal} from './signals'; | |
| ValueConverter.prototype.connect = function(binding, scope) { | |
| let expressions = this.allArgs; | |
| let i = expressions.length; | |
| while (i--) { | |
| expressions[i].connect(binding, scope); | |
| } | |
| let converter = binding.lookupFunctions.valueConverters(this.name); | |
| if (!converter) { | |
| throw new Error(`No ValueConverter named "${this.name}" was found!`); | |
| } | |
| let signals = converter.signals; | |
| if (signals === undefined) { | |
| return; | |
| } | |
| // support both input type 'signal' & ['signal-1', 'signal-2'] | |
| signals = Array.isArray(signals) ? signals : [signals]; | |
| i = signals.length; | |
| while (i--) { | |
| connectBindingToSignal(binding, signals[i]); | |
| } | |
| } |
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| <!doctype html> | |
| <html> | |
| <head> | |
| <title>Aurelia</title> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/meyer-reset/2.0/reset.min.css"> | |
| <style> | |
| body { | |
| padding: 20px; | |
| } | |
| .form-component { | |
| display: block; | |
| margin-bottom: 20px; | |
| } | |
| </style> | |
| </head> | |
| <body aurelia-app='main'> | |
| <h1>Loading...</h1> | |
| <script src="https://jdanyow.github.io/rjs-bundle/node_modules/requirejs/require.js"></script> | |
| <script src="https://jdanyow.github.io/rjs-bundle/config.js"></script> | |
| <script src="https://jdanyow.github.io/rjs-bundle/bundles/aurelia.js"></script> | |
| <script src="https://jdanyow.github.io/rjs-bundle/bundles/babel.js"></script> | |
| <script> | |
| require(['aurelia-bootstrapper']); | |
| </script> | |
| </body> | |
| </html> |
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| export function configure(aurelia) { | |
| aurelia.use.standardConfiguration(); | |
| aurelia.start().then(() => aurelia.setRoot()) | |
| .catch(r => { | |
| console.log(r) | |
| }) | |
| } |
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| const signals = window.signals = {}; | |
| export function connectBindingToSignal(binding, name) { | |
| if (!name in signals) { | |
| signals[name] = 0; | |
| } | |
| binding.observeProperty(signals, name); | |
| } | |
| export function signalBindings(name) { | |
| if (name in signals) { | |
| signals[name]++; | |
| } | |
| } |
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| export class LocaleValueConverter { | |
| signals = 'locale-changed' | |
| toView(val) { | |
| let newVal = val instanceof Date ? val.toLocaleString(window.currentLocale) : val == null ? '' : val; | |
| return newVal; | |
| } | |
| } |
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