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UncontrolledCollapse.js
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UncontrolledCollapse.js
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import React, { Component } from 'react';
import PropTypes from 'prop-types';
import Collapse from './Collapse';
import { omit, findDOMElements, defaultToggleEvents, addMultipleEventListeners } from './utils';
const omitKeys = ['toggleEvents', 'defaultOpen'];
const propTypes = {
defaultOpen: PropTypes.bool,
toggler: PropTypes.string.isRequired,
toggleEvents: PropTypes.arrayOf(PropTypes.string)
};
const defaultProps = {
toggleEvents: defaultToggleEvents
};
class UncontrolledCollapse extends Component {
constructor(props) {
super(props);
this.togglers = null;
this.removeEventListeners = null;
this.toggle = this.toggle.bind(this);
this.state = { isOpen: props.defaultOpen || false };
}
componentDidMount() {
this.togglers = findDOMElements(this.props.toggler);
if (this.togglers.length) {
this.removeEventListeners = addMultipleEventListeners(
this.togglers,
this.toggle,
this.props.toggleEvents
);
}
}
componentWillUnmount() {
if (this.togglers.length && this.removeEventListeners) {
this.removeEventListeners();
}
}
toggle(e) {
this.setState(({ isOpen }) => ({ isOpen: !isOpen }));
e.preventDefault();
}
render() {
return <Collapse isOpen={this.state.isOpen} {...omit(this.props, omitKeys)} aria-expanded={this.state.isOpen ? 'true' : 'false'} />;
}
}
UncontrolledCollapse.propTypes = propTypes;
UncontrolledCollapse.defaultProps = defaultProps;
export default UncontrolledCollapse;