You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
87 lines
2.2 KiB
87 lines
2.2 KiB
import React from 'react';
|
|
import PropTypes from 'prop-types';
|
|
|
|
export default class ModalRoot extends React.PureComponent {
|
|
|
|
static propTypes = {
|
|
children: PropTypes.node,
|
|
onClose: PropTypes.func.isRequired,
|
|
};
|
|
|
|
state = {
|
|
revealed: !!this.props.children,
|
|
};
|
|
|
|
activeElement = this.state.revealed ? document.activeElement : null;
|
|
|
|
handleKeyUp = (e) => {
|
|
if ((e.key === 'Escape' || e.key === 'Esc' || e.keyCode === 27)
|
|
&& !!this.props.children) {
|
|
this.props.onClose();
|
|
}
|
|
}
|
|
|
|
componentDidMount () {
|
|
window.addEventListener('keyup', this.handleKeyUp, false);
|
|
}
|
|
|
|
componentWillReceiveProps (nextProps) {
|
|
if (!!nextProps.children && !this.props.children) {
|
|
this.activeElement = document.activeElement;
|
|
|
|
this.getSiblings().forEach(sibling => sibling.setAttribute('inert', true));
|
|
} else if (!nextProps.children) {
|
|
this.setState({ revealed: false });
|
|
}
|
|
if (!nextProps.children && !!this.props.children) {
|
|
this.activeElement.focus();
|
|
this.activeElement = null;
|
|
}
|
|
}
|
|
|
|
componentDidUpdate (prevProps) {
|
|
if (!this.props.children && !!prevProps.children) {
|
|
this.getSiblings().forEach(sibling => sibling.removeAttribute('inert'));
|
|
}
|
|
if (this.props.children) {
|
|
requestAnimationFrame(() => {
|
|
this.setState({ revealed: true });
|
|
});
|
|
}
|
|
}
|
|
|
|
componentWillUnmount () {
|
|
window.removeEventListener('keyup', this.handleKeyUp);
|
|
}
|
|
|
|
getSiblings = () => {
|
|
return Array(...this.node.parentElement.childNodes).filter(node => node !== this.node);
|
|
}
|
|
|
|
setRef = ref => {
|
|
this.node = ref;
|
|
}
|
|
|
|
render () {
|
|
const { children, onClose } = this.props;
|
|
const { revealed } = this.state;
|
|
const visible = !!children;
|
|
|
|
if (!visible) {
|
|
return (
|
|
<div className='modal-root' ref={this.setRef} style={{ opacity: 0 }} />
|
|
);
|
|
}
|
|
|
|
return (
|
|
<div className='modal-root' ref={this.setRef} style={{ opacity: revealed ? 1 : 0 }}>
|
|
<div style={{ pointerEvents: visible ? 'auto' : 'none' }}>
|
|
<div role='presentation' className='modal-root__overlay' onClick={onClose} />
|
|
<div role='dialog' className='modal-root__container'>{children}</div>
|
|
</div>
|
|
</div>
|
|
);
|
|
}
|
|
|
|
}
|