125 lines
4.5 KiB
JavaScript
125 lines
4.5 KiB
JavaScript
"use strict";
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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exports.__esModule = true;
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exports["default"] = usePopper;
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var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));
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var _popper = _interopRequireDefault(require("popper.js"));
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var _react = require("react");
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var initialPopperStyles = {
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position: 'absolute',
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top: '0',
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left: '0',
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opacity: '0',
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pointerEvents: 'none'
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};
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var initialArrowStyles = {};
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/**
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* Position an element relative some reference element using Popper.js
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*
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* @param {HTMLElement} referenceElement The element
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* @param {HTMLElement} popperElement
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* @param {Object} options
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* @param {Object} options.modifiers Popper.js modifiers
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* @param {Boolean} options.enabled toggle the popper functionality on/off
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* @param {String} options.placement The popper element placement relative to the reference element
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* @param {Boolean} options.positionFixed use fixed positioning
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* @param {Boolean} options.eventsEnabled have Popper listen on window resize events to reposition the element
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*/
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function usePopper(referenceElement, popperElement, _temp) {
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var _ref = _temp === void 0 ? {} : _temp,
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_ref$enabled = _ref.enabled,
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enabled = _ref$enabled === void 0 ? true : _ref$enabled,
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_ref$placement = _ref.placement,
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placement = _ref$placement === void 0 ? 'bottom' : _ref$placement,
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_ref$positionFixed = _ref.positionFixed,
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positionFixed = _ref$positionFixed === void 0 ? false : _ref$positionFixed,
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_ref$eventsEnabled = _ref.eventsEnabled,
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eventsEnabled = _ref$eventsEnabled === void 0 ? true : _ref$eventsEnabled,
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_ref$modifiers = _ref.modifiers,
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modifiers = _ref$modifiers === void 0 ? {} : _ref$modifiers;
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var popperInstanceRef = (0, _react.useRef)();
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var hasArrow = !!(modifiers.arrow && modifiers.arrow.element);
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var scheduleUpdate = (0, _react.useCallback)(function () {
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if (popperInstanceRef.current) {
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popperInstanceRef.current.scheduleUpdate();
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}
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}, []);
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var _useState = (0, _react.useState)({
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placement: placement,
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scheduleUpdate: scheduleUpdate,
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outOfBoundaries: false,
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styles: initialPopperStyles,
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arrowStyles: initialArrowStyles
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}),
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state = _useState[0],
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setState = _useState[1]; // A placement difference in state means popper determined a new placement
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// apart from the props value. By the time the popper element is rendered with
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// the new position Popper has already measured it, if the place change triggers
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// a size change it will result in a misaligned popper. So we schedule an update to be sure.
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(0, _react.useEffect)(function () {
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scheduleUpdate();
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}, [state.placement, scheduleUpdate]);
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/** Toggle Events */
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(0, _react.useEffect)(function () {
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if (popperInstanceRef.current) {
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// eslint-disable-next-line no-unused-expressions
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eventsEnabled ? popperInstanceRef.current.enableEventListeners() : popperInstanceRef.current.disableEventListeners();
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}
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}, [eventsEnabled]);
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(0, _react.useEffect)(function () {
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if (!enabled || referenceElement == null || popperElement == null) {
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return undefined;
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}
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var arrow = modifiers.arrow && (0, _extends2["default"])({}, modifiers.arrow, {
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element: modifiers.arrow.element
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});
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popperInstanceRef.current = new _popper["default"](referenceElement, popperElement, {
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placement: placement,
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positionFixed: positionFixed,
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modifiers: (0, _extends2["default"])({}, modifiers, {
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arrow: arrow,
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applyStyle: {
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enabled: false
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},
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updateStateModifier: {
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enabled: true,
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order: 900,
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fn: function fn(data) {
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setState({
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scheduleUpdate: scheduleUpdate,
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styles: (0, _extends2["default"])({
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position: data.offsets.popper.position
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}, data.styles),
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arrowStyles: data.arrowStyles,
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outOfBoundaries: data.hide,
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placement: data.placement
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});
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}
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}
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})
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});
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return function () {
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if (popperInstanceRef.current !== null) {
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popperInstanceRef.current.destroy();
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popperInstanceRef.current = null;
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}
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}; // intentionally NOT re-running on new modifiers
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// eslint-disable-next-line react-hooks/exhaustive-deps
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}, [enabled, placement, positionFixed, referenceElement, popperElement, hasArrow]);
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return state;
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}
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module.exports = exports.default; |