47 lines
1.3 KiB
Plaintext
47 lines
1.3 KiB
Plaintext
import React, { useState } from 'react';
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import './TopMenu.css';
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export default function TopMenu({ items = [], activeKey = '', onChange }) {
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const [active, setActive] = useState(activeKey);
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function isActive(it) {
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if (it.key === active) return true;
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return (it.children || []).some(s => s.key === active);
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}
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function select(it) {
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if (!it.children) {
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setActive(it.key);
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onChange && onChange(it.key);
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}
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}
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return (
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<div className="aa-topmenu">
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{items.map((it, i) => (
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<div
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key={i}
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className={'aa-topmenu-item' + (isActive(it) ? ' is-active' : '')}
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onClick={() => select(it)}
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>
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<span>{it.label}</span>
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{it.badge ? <span className="aa-topmenu-badge">{it.badge}</span> : null}
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{it.children ? <span className="aa-topmenu-caret">▾</span> : null}
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{it.children ? (
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<div className="aa-topmenu-dropdown">
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{it.children.map((s, si) => (
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<a
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key={si}
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className={'aa-topmenu-sub' + (s.key === active ? ' is-active' : '')}
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onClick={e => { e.stopPropagation(); select(s); }}
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>
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{s.label}
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</a>
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))}
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</div>
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) : null}
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</div>
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))}
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</div>
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);
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}
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