nifty-wallet/ui/app/components/input-number.js

58 lines
1.4 KiB
JavaScript

const Component = require('react').Component
const h = require('react-hyperscript')
const inherits = require('util').inherits
module.exports = InputNumber
inherits(InputNumber, Component)
function InputNumber () {
Component.call(this)
this.state = {
value: 0,
}
this.setValue = this.setValue.bind(this)
}
InputNumber.prototype.componentWillMount = function () {
const { initValue = 0 } = this.props
this.setState({ value: initValue })
}
InputNumber.prototype.setValue = function (newValue) {
const { fixed, min = -1, onChange } = this.props
if (fixed) newValue = Number(newValue.toFixed(4))
if (newValue >= min) {
this.setState({ value: newValue })
onChange(newValue)
}
}
InputNumber.prototype.render = function () {
const { unitLabel, step = 1, placeholder } = this.props
const { value } = this.state
return h('div.customize-gas-input-wrapper', {}, [
h('input.customize-gas-input', {
placeholder,
type: 'number',
value,
onChange: (e) => this.setValue(Number(e.target.value)),
}),
h('span.gas-tooltip-input-detail', {}, [unitLabel]),
h('div.gas-tooltip-input-arrows', {}, [
h('i.fa.fa-angle-up', {
onClick: () => this.setValue(value + step),
}),
h('i.fa.fa-angle-down', {
style: { cursor: 'pointer' },
onClick: () => this.setValue(value - step),
}),
]),
])
}