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Overlay.js
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Tue, Feb 4, 01:44

Overlay.js
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import * as React from 'react';
import ReactDOM from 'react-dom';
import useCallbackRef from '@restart/hooks/useCallbackRef';
import useMergedRefs from '@restart/hooks/useMergedRefs';
import { useState } from 'react';
import usePopper from './usePopper';
import useRootClose from './useRootClose';
import useWaitForDOMRef from './useWaitForDOMRef';
import mergeOptionsWithPopperConfig from './mergeOptionsWithPopperConfig';
import { jsx as _jsx } from "react/jsx-runtime";
/**
* Built on top of `Popper.js`, the overlay component is
* great for custom tooltip overlays.
*/
const Overlay = /*#__PURE__*/React.forwardRef((props, outerRef) => {
const {
flip,
offset,
placement,
containerPadding,
popperConfig = {},
transition: Transition
} = props;
const [rootElement, attachRef] = useCallbackRef();
const [arrowElement, attachArrowRef] = useCallbackRef();
const mergedRef = useMergedRefs(attachRef, outerRef);
const container = useWaitForDOMRef(props.container);
const target = useWaitForDOMRef(props.target);
const [exited, setExited] = useState(!props.show);
const popper = usePopper(target, rootElement, mergeOptionsWithPopperConfig({
placement,
enableEvents: !!props.show,
containerPadding: containerPadding || 5,
flip,
offset,
arrowElement,
popperConfig
}));
if (props.show) {
if (exited) setExited(false);
} else if (!props.transition && !exited) {
setExited(true);
}
const handleHidden = (...args) => {
setExited(true);
if (props.onExited) {
props.onExited(...args);
}
}; // Don't un-render the overlay while it's transitioning out.
const mountOverlay = props.show || Transition && !exited;
useRootClose(rootElement, props.onHide, {
disabled: !props.rootClose || props.rootCloseDisabled,
clickTrigger: props.rootCloseEvent
});
if (!mountOverlay) {
// Don't bother showing anything if we don't have to.
return null;
}
let child = props.children(Object.assign({}, popper.attributes.popper, {
style: popper.styles.popper,
ref: mergedRef
}), {
popper,
placement,
show: !!props.show,
arrowProps: Object.assign({}, popper.attributes.arrow, {
style: popper.styles.arrow,
ref: attachArrowRef
})
});
if (Transition) {
const {
onExit,
onExiting,
onEnter,
onEntering,
onEntered
} = props;
child = /*#__PURE__*/_jsx(Transition, {
in: props.show,
appear: true,
onExit: onExit,
onExiting: onExiting,
onExited: handleHidden,
onEnter: onEnter,
onEntering: onEntering,
onEntered: onEntered,
children: child
});
}
return container ? /*#__PURE__*/ReactDOM.createPortal(child, container) : null;
});
Overlay.displayName = 'Overlay';
export default Overlay;

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