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54 lines
1.5 KiB
TypeScript
54 lines
1.5 KiB
TypeScript
import * as React from 'react';
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import classNames from 'classnames';
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import PureRenderMixin from 'rc-util/lib/PureRenderMixin';
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import Lazyload from 'react-lazy-load';
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import Checkbox from '../checkbox';
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export default class Item extends React.Component<any, any> {
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shouldComponentUpdate(...args: any[]) {
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return PureRenderMixin.shouldComponentUpdate.apply(this, args);
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}
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render() {
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const {
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renderedText, renderedEl, item, lazy,
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checked, disabled, prefixCls, onClick,
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} = this.props;
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const className = classNames({
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[`${prefixCls}-content-item`]: true,
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[`${prefixCls}-content-item-disabled`]: disabled || item.disabled,
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});
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let title: string | undefined = undefined;
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if (typeof renderedText === 'string' || typeof renderedText === 'number') {
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title = String(renderedText);
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}
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const listItem = (
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<li
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className={className}
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title={title}
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onClick={(disabled || item.disabled) ? undefined : () => onClick(item)}
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>
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<Checkbox checked={checked} disabled={disabled || item.disabled} />
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<span>{renderedEl}</span>
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</li>
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);
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let children: JSX.Element | null = null;
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if (lazy) {
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const lazyProps = {
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height: 32,
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offset: 500,
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throttle: 0,
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debounce: false,
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...lazy,
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};
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children = <Lazyload {...lazyProps}>{listItem}</Lazyload>;
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} else {
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children = listItem;
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}
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return children;
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}
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}
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