box-ui-elements
Version:
Box UI Elements
62 lines (61 loc) • 2.37 kB
JavaScript
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
import * as React from 'react';
import uniqueId from 'lodash/uniqueId';
import SlideCarouselPrimitive from './SlideCarouselPrimitive';
import './SlideCarousel.scss';
class SlideCarousel extends React.Component {
constructor(props) {
super(props);
_defineProperty(this, "setSelectedIndex", index => {
this.setState({
selectedIndex: index
});
});
this.id = uniqueId('slidecarousel');
this.state = {
selectedIndex: props.initialIndex || 0
};
}
/*
* If the selected index in the state has somehow gotten set to an
* out of bounds value (either because we were passed a bad value,
* or the number of children has reduced), compute a new selected
* index which is a floored value between 0 <= index < num children
*/
getBoundedSelectedIndex() {
const {
children
} = this.props;
const {
selectedIndex
} = this.state;
const lastChildIndex = Math.max(React.Children.count(children) - 1, 0);
const boundedSelectedIndex = Math.max(selectedIndex || 0, 0);
return boundedSelectedIndex > lastChildIndex ? lastChildIndex : Math.floor(boundedSelectedIndex);
}
render() {
const {
children,
className,
contentHeight,
title
} = this.props;
const selectedIndex = this.getBoundedSelectedIndex();
return /*#__PURE__*/React.createElement(SlideCarouselPrimitive, {
className: className,
contentHeight: contentHeight,
idPrefix: this.id,
onSelection: this.setSelectedIndex,
selectedIndex: selectedIndex,
title: title
}, children);
}
}
_defineProperty(SlideCarousel, "defaultProps", {
className: '',
initialIndex: 0
});
export default SlideCarousel;
//# sourceMappingURL=SlideCarousel.js.map