@react-aria/overlays
Version:
Spectrum UI components in React
226 lines (216 loc) • 12.9 kB
JavaScript
var $5935ba4d7da2c103$exports = require("./calculatePosition.main.js");
var $9a8aa1b0b336ea3a$exports = require("./useCloseOnScroll.main.js");
var $6TXnl$react = require("react");
var $6TXnl$reactariautils = require("@react-aria/utils");
var $6TXnl$reactariai18n = require("@react-aria/i18n");
function $parcel$export(e, n, v, s) {
Object.defineProperty(e, n, {get: v, set: s, enumerable: true, configurable: true});
}
$parcel$export(module.exports, "useOverlayPosition", () => $cd94b4896dd97759$export$d39e1813b3bdd0e1);
/*
* Copyright 2020 Adobe. All rights reserved.
* This file is licensed to you under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License. You may obtain a copy
* of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under
* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
* OF ANY KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
let $cd94b4896dd97759$var$visualViewport = typeof document !== 'undefined' ? window.visualViewport : null;
function $cd94b4896dd97759$export$d39e1813b3bdd0e1(props) {
let { direction: direction } = (0, $6TXnl$reactariai18n.useLocale)();
let { arrowSize: arrowSize, targetRef: targetRef, overlayRef: overlayRef, arrowRef: arrowRef, scrollRef: scrollRef = overlayRef, placement: placement = 'bottom', containerPadding: containerPadding = 12, shouldFlip: shouldFlip = true, boundaryElement: boundaryElement = typeof document !== 'undefined' ? document.body : null, offset: offset = 0, crossOffset: crossOffset = 0, shouldUpdatePosition: shouldUpdatePosition = true, isOpen: isOpen = true, onClose: onClose, maxHeight: maxHeight, arrowBoundaryOffset: arrowBoundaryOffset = 0 } = props;
let [position, setPosition] = (0, $6TXnl$react.useState)(null);
let deps = [
shouldUpdatePosition,
placement,
overlayRef.current,
targetRef.current,
arrowRef === null || arrowRef === void 0 ? void 0 : arrowRef.current,
scrollRef.current,
containerPadding,
shouldFlip,
boundaryElement,
offset,
crossOffset,
isOpen,
direction,
maxHeight,
arrowBoundaryOffset,
arrowSize
];
// Note, the position freezing breaks if body sizes itself dynamicly with the visual viewport but that might
// just be a non-realistic use case
// Upon opening a overlay, record the current visual viewport scale so we can freeze the overlay styles
let lastScale = (0, $6TXnl$react.useRef)($cd94b4896dd97759$var$visualViewport === null || $cd94b4896dd97759$var$visualViewport === void 0 ? void 0 : $cd94b4896dd97759$var$visualViewport.scale);
(0, $6TXnl$react.useEffect)(()=>{
if (isOpen) lastScale.current = $cd94b4896dd97759$var$visualViewport === null || $cd94b4896dd97759$var$visualViewport === void 0 ? void 0 : $cd94b4896dd97759$var$visualViewport.scale;
}, [
isOpen
]);
let updatePosition = (0, $6TXnl$react.useCallback)(()=>{
if (shouldUpdatePosition === false || !isOpen || !overlayRef.current || !targetRef.current || !boundaryElement) return;
if (($cd94b4896dd97759$var$visualViewport === null || $cd94b4896dd97759$var$visualViewport === void 0 ? void 0 : $cd94b4896dd97759$var$visualViewport.scale) !== lastScale.current) return;
// Determine a scroll anchor based on the focused element.
// This stores the offset of the anchor element from the scroll container
// so it can be restored after repositioning. This way if the overlay height
// changes, the focused element appears to stay in the same position.
let anchor = null;
if (scrollRef.current && scrollRef.current.contains(document.activeElement)) {
var _document_activeElement;
let anchorRect = (_document_activeElement = document.activeElement) === null || _document_activeElement === void 0 ? void 0 : _document_activeElement.getBoundingClientRect();
let scrollRect = scrollRef.current.getBoundingClientRect();
var _anchorRect_top;
// Anchor from the top if the offset is in the top half of the scrollable element,
// otherwise anchor from the bottom.
anchor = {
type: 'top',
offset: ((_anchorRect_top = anchorRect === null || anchorRect === void 0 ? void 0 : anchorRect.top) !== null && _anchorRect_top !== void 0 ? _anchorRect_top : 0) - scrollRect.top
};
if (anchor.offset > scrollRect.height / 2) {
anchor.type = 'bottom';
var _anchorRect_bottom;
anchor.offset = ((_anchorRect_bottom = anchorRect === null || anchorRect === void 0 ? void 0 : anchorRect.bottom) !== null && _anchorRect_bottom !== void 0 ? _anchorRect_bottom : 0) - scrollRect.bottom;
}
}
// Always reset the overlay's previous max height if not defined by the user so that we can compensate for
// RAC collections populating after a second render and properly set a correct max height + positioning when it populates.
let overlay = overlayRef.current;
if (!maxHeight && overlayRef.current) {
var _window_visualViewport;
overlay.style.top = '0px';
overlay.style.bottom = '';
var _window_visualViewport_height;
overlay.style.maxHeight = ((_window_visualViewport_height = (_window_visualViewport = window.visualViewport) === null || _window_visualViewport === void 0 ? void 0 : _window_visualViewport.height) !== null && _window_visualViewport_height !== void 0 ? _window_visualViewport_height : window.innerHeight) + 'px';
}
let position = (0, $5935ba4d7da2c103$exports.calculatePosition)({
placement: $cd94b4896dd97759$var$translateRTL(placement, direction),
overlayNode: overlayRef.current,
targetNode: targetRef.current,
scrollNode: scrollRef.current || overlayRef.current,
padding: containerPadding,
shouldFlip: shouldFlip,
boundaryElement: boundaryElement,
offset: offset,
crossOffset: crossOffset,
maxHeight: maxHeight,
arrowSize: arrowSize !== null && arrowSize !== void 0 ? arrowSize : (arrowRef === null || arrowRef === void 0 ? void 0 : arrowRef.current) ? (0, $5935ba4d7da2c103$exports.getRect)(arrowRef.current, true).width : 0,
arrowBoundaryOffset: arrowBoundaryOffset
});
if (!position.position) return;
// Modify overlay styles directly so positioning happens immediately without the need of a second render
// This is so we don't have to delay autoFocus scrolling or delay applying preventScroll for popovers
overlay.style.top = '';
overlay.style.bottom = '';
overlay.style.left = '';
overlay.style.right = '';
Object.keys(position.position).forEach((key)=>overlay.style[key] = position.position[key] + 'px');
overlay.style.maxHeight = position.maxHeight != null ? position.maxHeight + 'px' : '';
// Restore scroll position relative to anchor element.
if (anchor && document.activeElement && scrollRef.current) {
let anchorRect = document.activeElement.getBoundingClientRect();
let scrollRect = scrollRef.current.getBoundingClientRect();
let newOffset = anchorRect[anchor.type] - scrollRect[anchor.type];
scrollRef.current.scrollTop += newOffset - anchor.offset;
}
// Trigger a set state for a second render anyway for arrow positioning
setPosition(position);
// eslint-disable-next-line react-hooks/exhaustive-deps
}, deps);
// Update position when anything changes
// eslint-disable-next-line react-hooks/exhaustive-deps
(0, $6TXnl$reactariautils.useLayoutEffect)(updatePosition, deps);
// Update position on window resize
$cd94b4896dd97759$var$useResize(updatePosition);
// Update position when the overlay changes size (might need to flip).
(0, $6TXnl$reactariautils.useResizeObserver)({
ref: overlayRef,
onResize: updatePosition
});
// Update position when the target changes size (might need to flip).
(0, $6TXnl$reactariautils.useResizeObserver)({
ref: targetRef,
onResize: updatePosition
});
// Reposition the overlay and do not close on scroll while the visual viewport is resizing.
// This will ensure that overlays adjust their positioning when the iOS virtual keyboard appears.
let isResizing = (0, $6TXnl$react.useRef)(false);
(0, $6TXnl$reactariautils.useLayoutEffect)(()=>{
let timeout;
let onResize = ()=>{
isResizing.current = true;
clearTimeout(timeout);
timeout = setTimeout(()=>{
isResizing.current = false;
}, 500);
updatePosition();
};
// Only reposition the overlay if a scroll event happens immediately as a result of resize (aka the virtual keyboard has appears)
// We don't want to reposition the overlay if the user has pinch zoomed in and is scrolling the viewport around.
let onScroll = ()=>{
if (isResizing.current) onResize();
};
$cd94b4896dd97759$var$visualViewport === null || $cd94b4896dd97759$var$visualViewport === void 0 ? void 0 : $cd94b4896dd97759$var$visualViewport.addEventListener('resize', onResize);
$cd94b4896dd97759$var$visualViewport === null || $cd94b4896dd97759$var$visualViewport === void 0 ? void 0 : $cd94b4896dd97759$var$visualViewport.addEventListener('scroll', onScroll);
return ()=>{
$cd94b4896dd97759$var$visualViewport === null || $cd94b4896dd97759$var$visualViewport === void 0 ? void 0 : $cd94b4896dd97759$var$visualViewport.removeEventListener('resize', onResize);
$cd94b4896dd97759$var$visualViewport === null || $cd94b4896dd97759$var$visualViewport === void 0 ? void 0 : $cd94b4896dd97759$var$visualViewport.removeEventListener('scroll', onScroll);
};
}, [
updatePosition
]);
let close = (0, $6TXnl$react.useCallback)(()=>{
if (!isResizing.current) onClose === null || onClose === void 0 ? void 0 : onClose();
}, [
onClose,
isResizing
]);
// When scrolling a parent scrollable region of the trigger (other than the body),
// we hide the popover. Otherwise, its position would be incorrect.
(0, $9a8aa1b0b336ea3a$exports.useCloseOnScroll)({
triggerRef: targetRef,
isOpen: isOpen,
onClose: onClose && close
});
var _position_maxHeight, _position_placement, _position_triggerAnchorPoint;
return {
overlayProps: {
style: {
position: position ? 'absolute' : 'fixed',
top: !position ? 0 : undefined,
left: !position ? 0 : undefined,
zIndex: 100000,
...position === null || position === void 0 ? void 0 : position.position,
maxHeight: (_position_maxHeight = position === null || position === void 0 ? void 0 : position.maxHeight) !== null && _position_maxHeight !== void 0 ? _position_maxHeight : '100vh'
}
},
placement: (_position_placement = position === null || position === void 0 ? void 0 : position.placement) !== null && _position_placement !== void 0 ? _position_placement : null,
triggerAnchorPoint: (_position_triggerAnchorPoint = position === null || position === void 0 ? void 0 : position.triggerAnchorPoint) !== null && _position_triggerAnchorPoint !== void 0 ? _position_triggerAnchorPoint : null,
arrowProps: {
'aria-hidden': 'true',
role: 'presentation',
style: {
left: position === null || position === void 0 ? void 0 : position.arrowOffsetLeft,
top: position === null || position === void 0 ? void 0 : position.arrowOffsetTop
}
},
updatePosition: updatePosition
};
}
function $cd94b4896dd97759$var$useResize(onResize) {
(0, $6TXnl$reactariautils.useLayoutEffect)(()=>{
window.addEventListener('resize', onResize, false);
return ()=>{
window.removeEventListener('resize', onResize, false);
};
}, [
onResize
]);
}
function $cd94b4896dd97759$var$translateRTL(position, direction) {
if (direction === 'rtl') return position.replace('start', 'right').replace('end', 'left');
return position.replace('start', 'left').replace('end', 'right');
}
//# sourceMappingURL=useOverlayPosition.main.js.map