react-jsbox
Advanced tools
A custom React renderer for writing JSBox apps in React.
npm: https://www.npmjs.com/package/react-jsbox
React doc: https://reactjs.org/docs/getting-started.html
JSBox doc: https://docs.xteko.com/#/en/
Example App: https://github.com/Nicify/react-jsbox-example
import React from 'react'
import { render } from 'react-jsbox'
// Create React Components:
class App extends React.PureComponent {
constructor(props) {
super(props)
console.log(props)
this.state = {
count: 0
}
}
render() {
const { width, height } = this.props
const styles = {
container: $rect(0, 0, width, height),
text: $rect(0, height * 0.25 - 15, width, 30),
list: $rect(0, height * 0.5, width, 140)
}
return (
<view frame={styles.container}>
<label
frame={styles.text}
align={$align.center}
font={$font('ArialRoundedMTBold', 26)}
text={String(this.state.count)}
autoFontSize={true}
/>
<list
frame={styles.list}
scrollEnabled={false}
data={['INCREASE', 'DECREASE', 'RESET']}
events={{
didSelect: (sender, { row }, data) =>
this.setState({
count: this.state.count + [1, -1, -this.state.count][row]
})
}}
/>
</view>
)
}
}
// Create JSBox root container and render the React component into it
$ui.render({
props: {
title: '',
debugging: true
},
views: [
{
type: 'view',
props: {
id: 'root'
},
layout(make, view) {
make.edges.equalTo(view.super.safeArea)
},
events: {
layoutSubviews(view) {
const { width, height } = view.frame
render(<App width={width} height={height} />, view)
}
}
}
]
})
import React from 'react'
import { render } from 'react-jsbox'
class App extends React.PureComponent {
constructor(props) {
super(props)
this.state = {
text: ''
}
this._input = React.createRef()
this._handleTextChange = this.handleTextChange.bind(this)
}
handleTextChange(sender) {
this.setState({ text: sender.text })
}
componentDidMount() {
this._input.current.focus()
}
render() {
const { width, height } = this.props
const styles = {
container: $rect(0, 0, width, height - 40),
text: $rect(0, 64, width, 30),
textInput: $rect(10, 160, width - 20, 48)
}
return (
<view
id="container"
frame={styles.container}
bgcolor={$color('#2ac')}
events={{
tapped: () => this._input.current.blur()
}}
>
<label
id={'text'}
frame={styles.text}
align={$align.center}
font={$font('ArialRoundedMTBold', 26)}
text={this.state.text || 'Hello World!'}
textColor={$color('#fff')}
autoFontSize={true}
/>
<input
id={'textInput'}
// use ref to access JSBox view instance
ref={this._input}
frame={styles.textInput}
font={$font('ArialRoundedMTBold', 24)}
tintColor={$color('orange')}
placeholder={'Type here...'}
events={{
changed: this._handleTextChange
}}
/>
</view>
)
}
}
$ui.render({
props: {
title: '',
debugging: true
},
views: [
{
type: 'view',
props: {
id: 'root'
},
layout(make, view) {
make.edges.equalTo(view.super.safeArea)
},
events: {
layoutSubviews(view) {
const { width, height } = view.frame
render(<App width={width} height={height} />, view)
}
}
}
]
})
import React, { useMemo } from 'react'
import { render } from 'react-jsbox'
function App({ width, height }) {
const [state, dispatch] = React.useReducer(counterReducer, { count: 0 })
const styles = useMemo(
() => ({
container: $rect(0, 0, width, height),
text: $rect(0, height * 0.25 - 15, width, 30),
list: $rect(0, height * 0.5, width, 140)
}),
[width, height]
)
return (
<view frame={styles.container}>
<label
frame={styles.text}
align={$align.center}
font={$font('ArialRoundedMTBold', 26)}
text={String(state.count)}
autoFontSize={true}
/>
<list
frame={styles.list}
scrollEnabled={false}
data={['INCREASE', 'DECREASE', 'RESET']}
events={{
didSelect: (sender, indexPath, data) => dispatch({ type: data })
}}
/>
</view>
)
}
const counterReducer = (state, action) => {
switch (action.type) {
case 'INCREASE':
return { ...state, count: state.count + 1 }
case 'DECREASE':
return { ...state, count: state.count - 1 }
case 'RESET':
return { ...state, count: 0 }
default:
throw new Error()
}
}
$ui.render({
props: {
title: '',
debugging: true
},
views: [
{
type: 'view',
props: {
id: 'root'
},
layout(make, view) {
make.edges.equalTo(view.super.safeArea)
},
events: {
layoutSubviews(view) {
const { width, height } = view.frame
render(<App width={width} height={height} />, view)
}
}
}
]
})
In useCache.js
import { useEffect, useState } from 'react'
const useCache = (key, initialValue) => {
const [state, setState] = useState(() => {
const cacheValue = $cache.get(key)
if (cacheValue === undefined) {
$cache.set(key, initialValue)
return initialValue
}
return cacheValue
})
useEffect(() => $cache.set(key, state))
return [state, setState]
}
export default useCache
In app.js
import React, { useMemo } from 'react'
import { render, useCache } from 'react-jsbox'
import useCache from './useCache'
function App({ width, height }) {
const [count, setCount] = useCache('count', 0)
const styles = useMemo(
() => ({
container: $rect(0, 0, width, height),
text: $rect(0, height * 0.25 - 15, width, 30),
list: $rect(0, height * 0.5, width, 140)
}),
[width, height]
)
return (
<view frame={styles.container}>
<label
frame={styles.text}
align={$align.center}
font={$font('ArialRoundedMTBold', 26)}
text={String(count)}
autoFontSize={true}
/>
<list
frame={styles.list}
scrollEnabled={false}
data={['INCREASE', 'DECREASE', 'RESET']}
events={{
didSelect(sender, { row }) {
setCount(x => x + [1, -1, -x][row])
}
}}
/>
</view>
)
}
$ui.render({
props: {
title: '',
debugging: true
},
views: [
{
type: 'view',
props: {
id: 'root'
},
layout(make, view) {
make.edges.equalTo(view.super.safeArea)
},
events: {
layoutSubviews(view) {
const { width, height } = view.frame
render(<App width={width} height={height} />, view)
}
}
}
]
})
const htm = require('htm')
const { createElement, useState, useMemo } = require('react')
const ReactJSBox = require('react-jsbox')
const jsx = htm.bind(createElement)
function JsxLiteralExample({ width, height }) {
const [count, setCount] = useState(0)
const styles = useMemo(
() => ({
container: $rect(0, 0, width, height),
text: $rect(0, height * 0.25 - 15, width, 30),
list: $rect(0, height * 0.5, width, 140)
}),
[width, height]
)
return jsx`<view frame=${styles.container}>
<label
frame=${styles.text}
align=${$align.center}
font=${$font(26)}
text=${String(count)}
autoFontSize=${true}
/>
<list
frame=${styles.list}
scrollEnabled=${false}
data=${['INCREASE', 'DECREASE', 'RESET']}
events=${{
didSelect: (sender, { row }) => {
setCount(x => x + [1, -1, -x][row])
}
}}
/>
</view>`
}
$ui.render({
props: {
title: 'JsxLiteralExample'
},
views: [
{
type: 'view',
props: {
id: 'root'
},
layout(make, view) {
make.edges.equalTo(view.super.safeArea)
},
events: {
layoutSubviews(view) {
const { width, height } = view.frame
ReactJSBox.render(jsx`<${JsxLiteralExample} width=${width} height=${height} />`, view)
}
}
}
]
})
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FAQs
A custom React renderer for writing JSBox apps in React.
The npm package react-jsbox receives a total of 6 weekly downloads. As such, react-jsbox popularity was classified as not popular.
We found that react-jsbox demonstrated a not healthy version release cadence and project activity because the last version was released a year ago.Ā It has 1 open source maintainer collaborating on the project.
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