ant-design/components/tree/utils/iconUtil.tsx
二货机器人 2afab58ac8
chore: small bundle size follow up ()
* update config

* replace react function

* fix alert
2020-05-14 20:54:49 +08:00

43 lines
1.4 KiB
TypeScript

import * as React from 'react';
import classNames from 'classnames';
import LoadingOutlined from '@ant-design/icons/LoadingOutlined';
import FileOutlined from '@ant-design/icons/FileOutlined';
import MinusSquareOutlined from '@ant-design/icons/MinusSquareOutlined';
import PlusSquareOutlined from '@ant-design/icons/PlusSquareOutlined';
import CaretDownFilled from '@ant-design/icons/CaretDownFilled';
import { AntTreeNodeProps } from '../Tree';
import { isValidElement, cloneElement } from '../../_util/reactNode';
export default function renderSwitcherIcon(
prefixCls: string,
switcherIcon: React.ReactNode | null | undefined,
showLine: boolean | undefined,
{ isLeaf, expanded, loading }: AntTreeNodeProps,
) {
if (loading) {
return <LoadingOutlined className={`${prefixCls}-switcher-loading-icon`} />;
}
if (isLeaf) {
return showLine ? <FileOutlined className={`${prefixCls}-switcher-line-icon`} /> : null;
}
const switcherCls = `${prefixCls}-switcher-icon`;
if (isValidElement(switcherIcon)) {
return cloneElement(switcherIcon, {
className: classNames(switcherIcon.props.className || '', switcherCls),
});
}
if (switcherIcon) {
return switcherIcon;
}
if (showLine) {
return expanded ? (
<MinusSquareOutlined className={`${prefixCls}-switcher-line-icon`} />
) : (
<PlusSquareOutlined className={`${prefixCls}-switcher-line-icon`} />
);
}
return <CaretDownFilled className={switcherCls} />;
}