mastodon/app/assets/javascripts/components/components/icon_button.jsx

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import PureRenderMixin from 'react-addons-pure-render-mixin';
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import { Motion, spring } from 'react-motion';
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const IconButton = React.createClass({
propTypes: {
title: React.PropTypes.string.isRequired,
icon: React.PropTypes.string.isRequired,
onClick: React.PropTypes.func,
size: React.PropTypes.number,
active: React.PropTypes.bool,
style: React.PropTypes.object,
activeStyle: React.PropTypes.object,
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disabled: React.PropTypes.bool,
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inverted: React.PropTypes.bool,
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animate: React.PropTypes.bool
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},
getDefaultProps () {
return {
size: 18,
active: false,
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disabled: false,
animate: false
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};
},
mixins: [PureRenderMixin],
handleClick (e) {
e.preventDefault();
if (!this.props.disabled) {
this.props.onClick();
}
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},
render () {
let style = {
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fontSize: `${this.props.size}px`,
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width: `${this.props.size * 1.28571429}px`,
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height: `${this.props.size}px`,
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lineHeight: `${this.props.size}px`,
...this.props.style
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};
if (this.props.active) {
style = { ...style, ...this.props.activeStyle };
}
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return (
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<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}
title={this.props.title}
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className={`icon-button ${this.props.active ? 'active' : ''} ${this.props.disabled ? 'disabled' : ''} ${this.props.inverted ? 'inverted' : ''}`}
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onClick={this.handleClick}
style={style}>
<i style={{ transform: `rotate(${rotate}deg)` }} className={`fa fa-fw fa-${this.props.icon}`} aria-hidden='true' />
</button>
}
</Motion>
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);
}
});
export default IconButton;