chinwagsocial/app/javascript/mastodon/components/icon_button.js
Sorin Davidoi b7d47c2aef Improve accessibility (part 4) (#4408)
* fix(dropdown_menu): Keyboard navigation

* fix(icon_button): Add aria-pressed attribute

* fix(privacy_dropdown): Make accessible

* fix(emoji_picker_dropdown): Make accessible

* fix(icon_button): Support tabIndex

* fix(actions_modal): Remove icon from tab order

* fix(dropdown_menu): Add role=group

* fix(setting_toggle): Toggle via space key

* fix(dropdown_menu): Remove redundant handling of Space key

* fix(emoji_picker_dropdown): Remove redundant Space key handling

* fix(privacy_dropdown): Remove redundant Space key handling

* fix(status): Switch to article and add aria-posinset, aria-setsize

* fix(status_list): Use role=feed and pass more ARIA props to Status

* chore(eslint): jsx-a11y/role-supports-aria-props
2017-07-28 04:37:30 +02:00

93 lines
2.3 KiB
JavaScript

import React from 'react';
import Motion from 'react-motion/lib/Motion';
import spring from 'react-motion/lib/spring';
import PropTypes from 'prop-types';
export default class IconButton extends React.PureComponent {
static propTypes = {
className: PropTypes.string,
title: PropTypes.string.isRequired,
icon: PropTypes.string.isRequired,
onClick: PropTypes.func,
size: PropTypes.number,
active: PropTypes.bool,
pressed: PropTypes.bool,
style: PropTypes.object,
activeStyle: PropTypes.object,
disabled: PropTypes.bool,
inverted: PropTypes.bool,
animate: PropTypes.bool,
overlay: PropTypes.bool,
tabIndex: PropTypes.string,
};
static defaultProps = {
size: 18,
active: false,
disabled: false,
animate: false,
overlay: false,
tabIndex: '0',
};
handleClick = (e) => {
e.preventDefault();
if (!this.props.disabled) {
this.props.onClick(e);
}
}
render () {
const style = {
fontSize: `${this.props.size}px`,
width: `${this.props.size * 1.28571429}px`,
height: `${this.props.size * 1.28571429}px`,
lineHeight: `${this.props.size}px`,
...this.props.style,
...(this.props.active ? this.props.activeStyle : {}),
};
const classes = ['icon-button'];
if (this.props.active) {
classes.push('active');
}
if (this.props.disabled) {
classes.push('disabled');
}
if (this.props.inverted) {
classes.push('inverted');
}
if (this.props.overlay) {
classes.push('overlayed');
}
if (this.props.className) {
classes.push(this.props.className);
}
return (
<Motion defaultStyle={{ rotate: this.props.active ? -360 : 0 }} style={{ rotate: this.props.animate ? spring(this.props.active ? -360 : 0, { stiffness: 120, damping: 7 }) : 0 }}>
{({ rotate }) =>
<button
aria-label={this.props.title}
aria-pressed={this.props.pressed}
title={this.props.title}
className={classes.join(' ')}
onClick={this.handleClick}
style={style}
tabIndex={this.props.tabIndex}
>
<i style={{ transform: `rotate(${rotate}deg)` }} className={`fa fa-fw fa-${this.props.icon}`} aria-hidden='true' />
</button>
}
</Motion>
);
}
}