InlineToggleButtonWidget

Source

index.js
import React from 'react';
import PropTypes from 'prop-types';

import equals from 'mout/src/object/equals';

import style from 'PVWStyle/ReactWidgets/InlineToggleButtonWidget.mcss';

export default class InlineToggleButtonWidget extends React.Component {
constructor(props) {
super(props);
this.state = {
activeIdx: props.active || 0,
};

// Bind callback
this.activateButton = this.activateButton.bind(this);
}

componentWillReceiveProps(nextProps) {
const previous = this.props;
const next = nextProps;

if (!equals(previous, next)) {
this.setState({
activeIdx: next.active || 0,
});
}
}

activateButton(e) {
const activeIdx = Number(e.target.dataset.idx);
this.setState({ activeIdx });
if (this.props.onChange) {
this.props.onChange(this.props.options[activeIdx], activeIdx);
}
}

render() {
const currentActive = this.state.activeIdx;
const fontSize = this.props.height;
const lineHeight = this.props.height;
const height = this.props.height;

return (
<div className={style.container}>
{this.props.options.map((obj, idx) => {
const isActive = currentActive === idx;
const background = isActive
? this.props.activeColor
: this.props.defaultColor;
const className =
idx === 0
? isActive
? 'activeFirst'
: 'first'
: idx === this.props.options.length - 1
? isActive
? 'activeLast'
: 'last'
: isActive
? 'activeMiddle'
: 'middle';
if (obj.label) {
return (
<button
style={{ lineHeight, fontSize, background }}
key={idx}
onClick={this.activateButton}
data-idx={idx}
className={style[className]}
>
{obj.label}
</button>
);
}
if (obj.img) {
return (
<div
style={{ lineHeight, height, fontSize, background }}
key={idx}
onClick={this.activateButton}
data-idx={idx}
className={style[className]}
>
<img
data-idx={idx}
onClick={this.activateButton}
height="100%"
src={obj.img}
alt="ToggleButton"
/>
</div>
);
}
if (obj.icon) {
return (
<i
key={idx}
style={{ lineHeight, fontSize, background }}
onClick={this.activateButton}
data-idx={idx}
className={[style[className], obj.icon].join(' ')}
/>
);
}
return null;
})}
</div>
);
}
}

InlineToggleButtonWidget.propTypes = {
active: PropTypes.number,
activeColor: PropTypes.string,
defaultColor: PropTypes.string,
height: PropTypes.string,
onChange: PropTypes.func,
options: PropTypes.array.isRequired,
};

InlineToggleButtonWidget.defaultProps = {
activeColor: '#fff',
defaultColor: '#ccc',
height: '1em',
onChange: undefined,
active: 0,
};