Files
mqtt-explorer/app/src/components/QosSelect.tsx
2020-04-20 12:24:23 +02:00

49 lines
1.4 KiB
TypeScript

import * as React from 'react'
import { TextField, MenuItem, Tooltip } from '@material-ui/core'
import { QoS } from '../../../backend/src/DataSource/MqttSource'
export function QosSelect(props: { selected: QoS; onChange: (value: QoS) => void; label?: string }) {
const tooltipStyle = { textAlign: 'center' as 'center', width: '100%' }
const itemStyle = { padding: '0' }
const onChangeQos = React.useCallback(
(event: React.ChangeEvent<HTMLInputElement>) => {
const value = parseInt(event.target.value, 10)
if (value !== 0 && value !== 1 && value !== 2) {
return
}
props.onChange(value)
},
[props.onChange]
)
return (
<TextField
select={true}
label={props.label}
value={props.selected}
margin="normal"
style={{ margin: '8px 0 8px 8px' }}
onChange={onChangeQos}
>
<MenuItem key={0} value={0} style={itemStyle}>
<Tooltip title="At most once">
<div style={tooltipStyle}>0</div>
</Tooltip>
</MenuItem>
<MenuItem key={1} value={1} style={itemStyle}>
<Tooltip title="At least once">
<div style={tooltipStyle}>1</div>
</Tooltip>
</MenuItem>
<MenuItem key={2} value={2} style={itemStyle}>
<Tooltip title="Exactly once">
<div style={tooltipStyle}>2</div>
</Tooltip>
</MenuItem>
</TextField>
)
}
export default React.memo(QosSelect)