forked from treehouse/mastodon
35 lines
999 B
JavaScript
35 lines
999 B
JavaScript
import React from 'react';
|
|
import { FormattedMessage } from 'react-intl';
|
|
import PropTypes from 'prop-types';
|
|
|
|
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'>
|
|
<i className='fa fa-fw fa-chevron-left column-back-button__icon' />
|
|
<FormattedMessage id='column_back_button.label' defaultMessage='Back' />
|
|
</button>
|
|
);
|
|
}
|
|
|
|
}
|