tootlab-mastodon/app/javascript/flavours/glitch/components/column_back_button.js

36 lines
1.0 KiB
JavaScript

import React from 'react';
import { FormattedMessage } from 'react-intl';
import PropTypes from 'prop-types';
import Icon from 'flavours/glitch/components/icon';
export default class ColumnBackButton extends React.PureComponent {
static contextTypes = {
router: PropTypes.object,
};
handleClick = (event) => {
// if history is exhausted, or we would leave mastodon, just go to root.
if (window.history.state) {
const state = this.context.router.history.location.state;
if (event.shiftKey && state && state.mastodonBackSteps) {
this.context.router.history.go(-state.mastodonBackSteps);
} else {
this.context.router.history.goBack();
}
} else {
this.context.router.history.push('/');
}
}
render () {
return (
<button onClick={this.handleClick} className='column-back-button'>
<Icon id='chevron-left' className='column-back-button__icon' fixedWidth />
<FormattedMessage id='column_back_button.label' defaultMessage='Back' />
</button>
);
}
}