chinwagsocial/app/javascript/mastodon/components/column_header.js
Sorin Davidoi 6884dd79ba Improve accessibility (part 3) (#4405)
* fix(compose): Add aria-label for the navigation links

* fix(search): Add input label

* fix(navigation_bar): Link description

* fix(autosuggest_textarea): Add input label

* fix(compose_form): Add input label

* fix(upload_button): Add input label

* fix(account/header): Add link content

* fix(column_header): Use h1 tag

* fix(column_header): Labels move buttons moving column

* fix(settings_text): Add label to input

* fix(column_header): Remove role from h1

* fix(modal_root): Use role=dialog

* fix(modal_root): Focus restauration

* fix(modal_root): Apply inert to sibligs

* fix(column_header): Add role=button

* chore(eslint): Disable jsx-a11y/label-has-for
2017-07-28 00:54:48 +02:00

157 lines
5.2 KiB
JavaScript

import React from 'react';
import PropTypes from 'prop-types';
import classNames from 'classnames';
import { FormattedMessage, injectIntl, defineMessages } from 'react-intl';
const messages = defineMessages({
show: { id: 'column_header.show_settings', defaultMessage: 'Show settings' },
hide: { id: 'column_header.hide_settings', defaultMessage: 'Hide settings' },
moveLeft: { id: 'column_header.moveLeft_settings', defaultMessage: 'Move column to the left' },
moveRight: { id: 'column_header.moveRight_settings', defaultMessage: 'Move column to the right' },
});
@injectIntl
export default class ColumnHeader extends React.PureComponent {
static contextTypes = {
router: PropTypes.object,
};
static propTypes = {
intl: PropTypes.object.isRequired,
title: PropTypes.node.isRequired,
icon: PropTypes.string.isRequired,
active: PropTypes.bool,
multiColumn: PropTypes.bool,
focusable: PropTypes.bool,
showBackButton: PropTypes.bool,
children: PropTypes.node,
pinned: PropTypes.bool,
onPin: PropTypes.func,
onMove: PropTypes.func,
onClick: PropTypes.func,
};
static defaultProps = {
focusable: true,
}
state = {
collapsed: true,
animating: false,
};
handleToggleClick = (e) => {
e.stopPropagation();
this.setState({ collapsed: !this.state.collapsed, animating: true });
}
handleTitleClick = () => {
this.props.onClick();
}
handleMoveLeft = () => {
this.props.onMove(-1);
}
handleMoveRight = () => {
this.props.onMove(1);
}
handleBackClick = () => {
if (window.history && window.history.length === 1) this.context.router.history.push('/');
else this.context.router.history.goBack();
}
handleTransitionEnd = () => {
this.setState({ animating: false });
}
render () {
const { title, icon, active, children, pinned, onPin, multiColumn, focusable, showBackButton, intl: { formatMessage } } = this.props;
const { collapsed, animating } = this.state;
const wrapperClassName = classNames('column-header__wrapper', {
'active': active,
});
const buttonClassName = classNames('column-header', {
'active': active,
});
const collapsibleClassName = classNames('column-header__collapsible', {
'collapsed': collapsed,
'animating': animating,
});
const collapsibleButtonClassName = classNames('column-header__button', {
'active': !collapsed,
});
let extraContent, pinButton, moveButtons, backButton, collapseButton;
if (children) {
extraContent = (
<div key='extra-content' className='column-header__collapsible__extra'>
{children}
</div>
);
}
if (multiColumn && pinned) {
pinButton = <button key='pin-button' className='text-btn column-header__setting-btn' onClick={onPin}><i className='fa fa fa-times' /> <FormattedMessage id='column_header.unpin' defaultMessage='Unpin' /></button>;
moveButtons = (
<div key='move-buttons' className='column-header__setting-arrows'>
<button title={formatMessage(messages.moveLeft)} aria-label={formatMessage(messages.moveLeft)} className='text-btn column-header__setting-btn' onClick={this.handleMoveLeft}><i className='fa fa-chevron-left' /></button>
<button title={formatMessage(messages.moveRight)} aria-label={formatMessage(messages.moveRight)} className='text-btn column-header__setting-btn' onClick={this.handleMoveRight}><i className='fa fa-chevron-right' /></button>
</div>
);
} else if (multiColumn) {
pinButton = <button key='pin-button' className='text-btn column-header__setting-btn' onClick={onPin}><i className='fa fa fa-plus' /> <FormattedMessage id='column_header.pin' defaultMessage='Pin' /></button>;
}
if (!pinned && (multiColumn || showBackButton)) {
backButton = (
<button onClick={this.handleBackClick} className='column-header__back-button'>
<i className='fa fa-fw fa-chevron-left column-back-button__icon' />
<FormattedMessage id='column_back_button.label' defaultMessage='Back' />
</button>
);
}
const collapsedContent = [
extraContent,
];
if (multiColumn) {
collapsedContent.push(moveButtons);
collapsedContent.push(pinButton);
}
if (children || multiColumn) {
collapseButton = <button className={collapsibleButtonClassName} aria-label={formatMessage(collapsed ? messages.show : messages.hide)} aria-pressed={collapsed ? 'false' : 'true'} onClick={this.handleToggleClick}><i className='fa fa-sliders' /></button>;
}
return (
<div className={wrapperClassName}>
<h1 tabIndex={focusable && '0'} role='button' className={buttonClassName} aria-label={title} onClick={this.handleTitleClick}>
<i className={`fa fa-fw fa-${icon} column-header__icon`} />
{title}
<div className='column-header__buttons'>
{backButton}
{collapseButton}
</div>
</h1>
<div className={collapsibleClassName} tabIndex={collapsed && -1} onTransitionEnd={this.handleTransitionEnd}>
<div className='column-header__collapsible-inner'>
{(!collapsed || animating) && collapsedContent}
</div>
</div>
</div>
);
}
}