Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | 4x 1x 2x 1x 1x 4x 4x 4x 7x 7x 7x 7x 4x 4x 4x 4x 1x 3x | import React, { Component } from 'react';
import PropTypes from 'prop-types';
import BreadcrumbItem from './BreadcrumbItem';
export default class Breadcrumb extends Component {
constructor(props) {
super(props);
}
static propTypes = {
items: PropTypes.arrayOf(PropTypes.shape({
label: PropTypes.string,
value: PropTypes.oneOfType([PropTypes.number, PropTypes.string])
})).isRequired,
value: PropTypes.oneOfType([PropTypes.number, PropTypes.string]),
onChange: PropTypes.func
}
onChange(item) {
if (this.props.value === item.value) {
return;
}
this.props.onChange && this.props.onChange(item);
}
_renderItem() {
const { value, items } = this.props;
let breadcrumbItems = [];
for (let i = 0; i < items.length; i++) {
const item = items[i];
const isActive = item.value === value;
breadcrumbItems.push(
<BreadcrumbItem key={`breadcrumb-item${i}`} isActive={isActive} label={item.label} onClick={this.onChange.bind(this, item)} />
);
if (isActive) {
break;
}
}
return breadcrumbItems;
}
render() {
const items = this._renderItem();
if (items.length === 1) {
return null;
}
return (
<div className='breadcrumb'>
{items}
</div>
);
}
} |