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OutsideClickHandler.jsx
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OutsideClickHandler.jsx
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import React from 'react';
import ReactDOM from 'react-dom';
import PropTypes from 'prop-types';
const propTypes = {
children: PropTypes.node,
onOutsideClick: PropTypes.func,
};
const defaultProps = {
children: <span />,
onOutsideClick: Function.prototype,
};
class OutsideClickHandler extends React.PureComponent {
constructor(props) {
super(props);
this.hasAction = false;
this.onOutsideClick = this.onOutsideClick.bind(this);
}
componentDidMount() {
this.bindActions();
}
componentDidUpdate() {
this.bindActions();
}
componentWillUnmount() {
this.unbindActions();
}
bindActions() {
const { closeOnOutsideClick } = this.props;
if (closeOnOutsideClick) {
if (this.hasAction) return;
if (document.addEventListener) {
document.addEventListener('mousedown', this.onOutsideClick, true);
} else {
document.attachEvent('onmousedown', this.onOutsideClick);
}
this.hasAction = true;
}
}
unbindActions() {
if (!this.hasAction) return;
const { closeOnOutsideClick } = this.props;
if (closeOnOutsideClick) {
if (document.removeEventListener) {
document.removeEventListener('mousedown', this.onOutsideClick, true);
} else {
document.detachEvent('onmousedown', this.onOutsideClick);
}
this.hasAction = false;
}
}
onOutsideClick(e) {
const event = e || window.event;
const mouseTarget = (typeof event.which !== 'undefined') ? event.which : event.button;
const isDescendantOfRoot = ReactDOM.findDOMNode(this.childNode).contains(event.target);
if (!isDescendantOfRoot && mouseTarget === 1) {
const { onOutsideClick } = this.props;
onOutsideClick && onOutsideClick(event);
}
}
render() {
const { focused } = this.props;
const outsideClass = focused
? 'outside_container active'
: 'outside_container';
return (
<div ref={c => (this.childNode = c)} className={outsideClass}>
{this.props.children}
</div>
);
}
}
OutsideClickHandler.propTypes = propTypes;
OutsideClickHandler.defaultProps = defaultProps;
export default OutsideClickHandler;