mirror of
https://github.com/ant-design/ant-design.git
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172 lines
4.6 KiB
TypeScript
172 lines
4.6 KiB
TypeScript
import * as React from 'react';
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import PropTypes from 'prop-types';
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import classNames from 'classnames';
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import omit from 'omit.js';
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import Icon from '../icon';
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import Group from './button-group';
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const rxTwoCNChar = /^[\u4e00-\u9fa5]{2}$/;
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const isTwoCNChar = rxTwoCNChar.test.bind(rxTwoCNChar);
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function isString(str: any) {
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return typeof str === 'string';
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}
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// Insert one space between two chinese characters automatically.
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function insertSpace(child: React.ReactChild, needInserted: boolean) {
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// Check the child if is undefined or null.
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if (child == null) {
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return;
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}
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const SPACE = needInserted ? ' ' : '';
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// strictNullChecks oops.
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if (typeof child !== 'string' && typeof child !== 'number' &&
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isString(child.type) && isTwoCNChar(child.props.children)) {
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return React.cloneElement(child, {},
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child.props.children.split('').join(SPACE));
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}
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if (typeof child === 'string') {
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if (isTwoCNChar(child)) {
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child = child.split('').join(SPACE);
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}
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return <span>{child}</span>;
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}
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return child;
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}
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export type ButtonType = 'primary' | 'ghost' | 'dashed' | 'danger';
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export type ButtonShape = 'circle' | 'circle-outline';
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export type ButtonSize = 'small' | 'default' | 'large';
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export interface ButtonProps {
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type?: ButtonType;
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htmlType?: string;
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icon?: string;
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shape?: ButtonShape;
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size?: ButtonSize;
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onClick?: React.FormEventHandler<any>;
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onMouseUp?: React.FormEventHandler<any>;
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onMouseDown?: React.FormEventHandler<any>;
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loading?: boolean | { delay?: number };
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disabled?: boolean;
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style?: React.CSSProperties;
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prefixCls?: string;
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className?: string;
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ghost?: boolean;
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}
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export default class Button extends React.Component<ButtonProps, any> {
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static Group: typeof Group;
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static __ANT_BUTTON = true;
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static defaultProps = {
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prefixCls: 'ant-btn',
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loading: false,
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ghost: false,
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};
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static propTypes = {
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type: PropTypes.string,
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shape: PropTypes.oneOf(['circle', 'circle-outline']),
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size: PropTypes.oneOf(['large', 'default', 'small']),
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htmlType: PropTypes.oneOf(['submit', 'button', 'reset']),
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onClick: PropTypes.func,
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loading: PropTypes.oneOfType([PropTypes.bool, PropTypes.object]),
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className: PropTypes.string,
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icon: PropTypes.string,
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};
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timeout: number;
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delayTimeout: number;
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constructor(props: ButtonProps) {
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super(props);
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this.state = {
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loading: props.loading,
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clicked: false,
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};
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}
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componentWillReceiveProps(nextProps: ButtonProps) {
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const currentLoading = this.props.loading;
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const loading = nextProps.loading;
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if (currentLoading) {
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clearTimeout(this.delayTimeout);
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}
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if (typeof loading !== 'boolean' && loading && loading.delay) {
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this.delayTimeout = window.setTimeout(() => this.setState({ loading }), loading.delay);
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} else {
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this.setState({ loading });
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}
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}
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componentWillUnmount() {
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if (this.timeout) {
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clearTimeout(this.timeout);
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}
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if (this.delayTimeout) {
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clearTimeout(this.delayTimeout);
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}
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}
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handleClick = (e: React.MouseEvent<HTMLButtonElement>) => {
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// Add click effect
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this.setState({ clicked: true });
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clearTimeout(this.timeout);
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this.timeout = window.setTimeout(() => this.setState({ clicked: false }), 500);
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const onClick = this.props.onClick;
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if (onClick) {
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onClick(e);
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}
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}
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render() {
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const {
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type, shape, size, className, htmlType, children, icon, prefixCls, ghost, ...others,
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} = this.props;
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const { loading, clicked } = this.state;
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// large => lg
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// small => sm
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let sizeCls = '';
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switch (size) {
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case 'large':
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sizeCls = 'lg';
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break;
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case 'small':
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sizeCls = 'sm';
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default:
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break;
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}
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const classes = classNames(prefixCls, className, {
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[`${prefixCls}-${type}`]: type,
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[`${prefixCls}-${shape}`]: shape,
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[`${prefixCls}-${sizeCls}`]: sizeCls,
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[`${prefixCls}-icon-only`]: !children && icon,
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[`${prefixCls}-loading`]: loading,
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[`${prefixCls}-clicked`]: clicked,
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[`${prefixCls}-background-ghost`]: ghost,
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});
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const iconType = loading ? 'loading' : icon;
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const iconNode = iconType ? <Icon type={iconType} /> : null;
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const needInserted = React.Children.count(children) === 1 && (!iconType || iconType === 'loading');
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const kids = children ? React.Children.map(children, child => insertSpace(child, needInserted)) : null;
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return (
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<button
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{...omit(others, ['loading'])}
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type={htmlType || 'button'}
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className={classes}
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onClick={this.handleClick}
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>
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{iconNode}{kids}
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</button>
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);
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}
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}
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