155 lines
7.7 KiB
JavaScript
155 lines
7.7 KiB
JavaScript
import {useGlobalListeners as $AWxnT$useGlobalListeners, getOwnerDocument as $AWxnT$getOwnerDocument, nodeContains as $AWxnT$nodeContains} from "@react-aria/utils";
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import {useState as $AWxnT$useState, useRef as $AWxnT$useRef, useEffect as $AWxnT$useEffect, useMemo as $AWxnT$useMemo} from "react";
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/*
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* Copyright 2020 Adobe. All rights reserved.
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* This file is licensed to you under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License. You may obtain a copy
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* of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under
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* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
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* OF ANY KIND, either express or implied. See the License for the specific language
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* governing permissions and limitations under the License.
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*/ // Portions of the code in this file are based on code from react.
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// Original licensing for the following can be found in the
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// NOTICE file in the root directory of this source tree.
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// See https://github.com/facebook/react/tree/cc7c1aece46a6b69b41958d731e0fd27c94bfc6c/packages/react-interactions
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// iOS fires onPointerEnter twice: once with pointerType="touch" and again with pointerType="mouse".
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// We want to ignore these emulated events so they do not trigger hover behavior.
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// See https://bugs.webkit.org/show_bug.cgi?id=214609.
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let $6179b936705e76d3$var$globalIgnoreEmulatedMouseEvents = false;
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let $6179b936705e76d3$var$hoverCount = 0;
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function $6179b936705e76d3$var$setGlobalIgnoreEmulatedMouseEvents() {
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$6179b936705e76d3$var$globalIgnoreEmulatedMouseEvents = true;
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// Clear globalIgnoreEmulatedMouseEvents after a short timeout. iOS fires onPointerEnter
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// with pointerType="mouse" immediately after onPointerUp and before onFocus. On other
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// devices that don't have this quirk, we don't want to ignore a mouse hover sometime in
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// the distant future because a user previously touched the element.
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setTimeout(()=>{
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$6179b936705e76d3$var$globalIgnoreEmulatedMouseEvents = false;
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}, 50);
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}
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function $6179b936705e76d3$var$handleGlobalPointerEvent(e) {
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if (e.pointerType === 'touch') $6179b936705e76d3$var$setGlobalIgnoreEmulatedMouseEvents();
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}
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function $6179b936705e76d3$var$setupGlobalTouchEvents() {
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if (typeof document === 'undefined') return;
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if ($6179b936705e76d3$var$hoverCount === 0) {
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if (typeof PointerEvent !== 'undefined') document.addEventListener('pointerup', $6179b936705e76d3$var$handleGlobalPointerEvent);
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else if (process.env.NODE_ENV === 'test') document.addEventListener('touchend', $6179b936705e76d3$var$setGlobalIgnoreEmulatedMouseEvents);
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}
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$6179b936705e76d3$var$hoverCount++;
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return ()=>{
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$6179b936705e76d3$var$hoverCount--;
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if ($6179b936705e76d3$var$hoverCount > 0) return;
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if (typeof PointerEvent !== 'undefined') document.removeEventListener('pointerup', $6179b936705e76d3$var$handleGlobalPointerEvent);
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else if (process.env.NODE_ENV === 'test') document.removeEventListener('touchend', $6179b936705e76d3$var$setGlobalIgnoreEmulatedMouseEvents);
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};
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}
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function $6179b936705e76d3$export$ae780daf29e6d456(props) {
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let { onHoverStart: onHoverStart, onHoverChange: onHoverChange, onHoverEnd: onHoverEnd, isDisabled: isDisabled } = props;
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let [isHovered, setHovered] = (0, $AWxnT$useState)(false);
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let state = (0, $AWxnT$useRef)({
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isHovered: false,
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ignoreEmulatedMouseEvents: false,
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pointerType: '',
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target: null
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}).current;
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(0, $AWxnT$useEffect)($6179b936705e76d3$var$setupGlobalTouchEvents, []);
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let { addGlobalListener: addGlobalListener, removeAllGlobalListeners: removeAllGlobalListeners } = (0, $AWxnT$useGlobalListeners)();
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let { hoverProps: hoverProps, triggerHoverEnd: triggerHoverEnd } = (0, $AWxnT$useMemo)(()=>{
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let triggerHoverStart = (event, pointerType)=>{
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state.pointerType = pointerType;
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if (isDisabled || pointerType === 'touch' || state.isHovered || !event.currentTarget.contains(event.target)) return;
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state.isHovered = true;
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let target = event.currentTarget;
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state.target = target;
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// When an element that is hovered over is removed, no pointerleave event is fired by the browser,
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// even though the originally hovered target may have shrunk in size so it is no longer hovered.
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// However, a pointerover event will be fired on the new target the mouse is over.
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// In Chrome this happens immediately. In Safari and Firefox, it happens upon moving the mouse one pixel.
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addGlobalListener((0, $AWxnT$getOwnerDocument)(event.target), 'pointerover', (e)=>{
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if (state.isHovered && state.target && !(0, $AWxnT$nodeContains)(state.target, e.target)) triggerHoverEnd(e, e.pointerType);
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}, {
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capture: true
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});
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if (onHoverStart) onHoverStart({
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type: 'hoverstart',
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target: target,
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pointerType: pointerType
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});
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if (onHoverChange) onHoverChange(true);
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setHovered(true);
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};
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let triggerHoverEnd = (event, pointerType)=>{
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let target = state.target;
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state.pointerType = '';
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state.target = null;
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if (pointerType === 'touch' || !state.isHovered || !target) return;
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state.isHovered = false;
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removeAllGlobalListeners();
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if (onHoverEnd) onHoverEnd({
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type: 'hoverend',
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target: target,
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pointerType: pointerType
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});
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if (onHoverChange) onHoverChange(false);
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setHovered(false);
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};
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let hoverProps = {};
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if (typeof PointerEvent !== 'undefined') {
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hoverProps.onPointerEnter = (e)=>{
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if ($6179b936705e76d3$var$globalIgnoreEmulatedMouseEvents && e.pointerType === 'mouse') return;
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triggerHoverStart(e, e.pointerType);
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};
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hoverProps.onPointerLeave = (e)=>{
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if (!isDisabled && e.currentTarget.contains(e.target)) triggerHoverEnd(e, e.pointerType);
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};
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} else if (process.env.NODE_ENV === 'test') {
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hoverProps.onTouchStart = ()=>{
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state.ignoreEmulatedMouseEvents = true;
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};
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hoverProps.onMouseEnter = (e)=>{
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if (!state.ignoreEmulatedMouseEvents && !$6179b936705e76d3$var$globalIgnoreEmulatedMouseEvents) triggerHoverStart(e, 'mouse');
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state.ignoreEmulatedMouseEvents = false;
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};
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hoverProps.onMouseLeave = (e)=>{
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if (!isDisabled && e.currentTarget.contains(e.target)) triggerHoverEnd(e, 'mouse');
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};
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}
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return {
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hoverProps: hoverProps,
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triggerHoverEnd: triggerHoverEnd
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};
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}, [
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onHoverStart,
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onHoverChange,
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onHoverEnd,
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isDisabled,
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state,
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addGlobalListener,
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removeAllGlobalListeners
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]);
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(0, $AWxnT$useEffect)(()=>{
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// Call the triggerHoverEnd as soon as isDisabled changes to true
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// Safe to call triggerHoverEnd, it will early return if we aren't currently hovering
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if (isDisabled) triggerHoverEnd({
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currentTarget: state.target
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}, state.pointerType);
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// eslint-disable-next-line react-hooks/exhaustive-deps
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}, [
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isDisabled
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]);
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return {
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hoverProps: hoverProps,
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isHovered: isHovered
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};
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}
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export {$6179b936705e76d3$export$ae780daf29e6d456 as useHover};
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//# sourceMappingURL=useHover.module.js.map
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