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| import React from 'react';
import PropTypes from 'prop-types';
class Topbar extends React.Component {
static displayName = 'Topbar';
state = {
isMobileOpen: false,
activeIndex: null,
focus: 0,
};
getChildContext = () => {
return {
activeIndex: this.state.activeIndex,
onActivate: index => this.setSelected(index),
onFocus: index => this.setState(() => ({ focus: index })),
focus: this.state.focus,
};
};
setSelected = index => {
if (index === this.state.activeIndex) return;
this.setState(() => ({ activeIndex: index }));
};
render() {
const {
anchor,
brandAnchorElement,
color,
fixed,
icon,
image,
title
} = this.props;
const cuiTopBarClass = 'cui-top-bar';
const cuiBrandClass = 'cui-brand';
const brandNodeChildren = ([
<div className={`${cuiBrandClass}__logo`} key={`${cuiBrandClass}__logo`}>
{
image
? image
: <i className={`icon ${icon}`} />
}
</div>,
<div className={`${cuiBrandClass}__title`} key={`${cuiBrandClass}__title`}>
{title}
</div>
]);
const getBrandAnchor = () => (
brandAnchorElement
? React.cloneElement(
brandAnchorElement,
{
className: `${cuiBrandClass}` +
`${(brandAnchorElement.props.className && ` ${brandAnchorElement.props.className}`) || ''}`,
},
brandNodeChildren
)
: <a className={cuiBrandClass} href={anchor}>
{brandNodeChildren}
</a>
);
const brandNode = (
<div className={`${cuiTopBarClass}__brand`}>
{getBrandAnchor()}
</div>
);
const injectChildren = React.Children.map(this.props.children, child => {
if (!child) return;
if (child.type.displayName === 'TopbarMobile') {
return React.cloneElement(child, {
brandNode
});
} else {
return child;
}
});
return (
<div
className={`${cuiTopBarClass}` +
`${(fixed && ` ${cuiTopBarClass}--fixed`) || ''}` +
` ${cuiTopBarClass}--${color}`
}
role="navigation"
ref={ref => {
this.parentContainer = ref;
}}>
<div className={`${cuiTopBarClass}__container`}>
{brandNode}
{injectChildren}
</div>
</div>
);
}
}
Topbar.propTypes = {
/** @prop App Url/Link | null */
anchor: PropTypes.string,
/** @prop Custom Node to wrap | null */
brandAnchorElement: PropTypes.element,
/** @prop Children nodes to render inside of Topbar | null */
children: PropTypes.node,
/** @prop Optional CSS class string | '' */
className: PropTypes.string,
/** @prop Topbar header color | '' */
color: PropTypes.string,
/** @prop Determines if Topbar is fixed to top | false */
fixed: PropTypes.bool,
/** @prop Icon class name | 'icon-cisco-logo' */
icon: PropTypes.string,
/** @prop Image source URL | null */
image: PropTypes.node,
/** @prop Topbar title text | '' */
title: PropTypes.string,
};
Topbar.defaultProps = {
anchor: null,
brandAnchorElement: null,
children: null,
className: '',
color: 'dark',
fixed: false,
icon: 'icon-cisco-logo',
image: null,
title: '',
};
Topbar.childContextTypes = {
focus: PropTypes.number,
activeIndex: PropTypes.number,
onActivate: PropTypes.func,
onFocus: PropTypes.func,
};
Topbar.displayName = 'Topbar';
export default Topbar;
|