/**! * @fileOverview Kickass library to create and place poppers near their reference elements. * @version 1.16.1 * @license * Copyright (c) 2016 Federico Zivolo and contributors * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ var isBrowser = typeof window !== 'undefined' && typeof document !== 'undefined' && typeof navigator !== 'undefined'; var timeoutDuration = function () { var longerTimeoutBrowsers = ['Edge', 'Trident', 'Firefox']; for (var i = 0; i < longerTimeoutBrowsers.length; i += 1) { if (isBrowser && navigator.userAgent.indexOf(longerTimeoutBrowsers[i]) >= 0) { return 1; } } return 0; }(); function microtaskDebounce(fn) { var called = false; return function () { if (called) { return; } called = true; window.Promise.resolve().then(function () { called = false; fn(); }); }; } function taskDebounce(fn) { var scheduled = false; return function () { if (!scheduled) { scheduled = true; setTimeout(function () { scheduled = false; fn(); }, timeoutDuration); } }; } var supportsMicroTasks = isBrowser && window.Promise; /** * Create a debounced version of a method, that's asynchronously deferred * but called in the minimum time possible. * * @method * @memberof Popper.Utils * @argument {Function} fn * @returns {Function} */ var debounce = supportsMicroTasks ? microtaskDebounce : taskDebounce; /** * Check if the given variable is a function * @method * @memberof Popper.Utils * @argument {Any} functionToCheck - variable to check * @returns {Boolean} answer to: is a function? */ function isFunction(functionToCheck) { var getType = {}; return functionToCheck && getType.toString.call(functionToCheck) === '[object Function]'; } /** * Get CSS computed property of the given element * @method * @memberof Popper.Utils * @argument {Eement} element * @argument {String} property */ function getStyleComputedProperty(element, property) { if (element.nodeType !== 1) { return []; } // NOTE: 1 DOM access here var window = element.ownerDocument.defaultView; var css = window.getComputedStyle(element, null); return property ? css[property] : css; } /** * Returns the parentNode or the host of the element * @method * @memberof Popper.Utils * @argument {Element} element * @returns {Element} parent */ function getParentNode(element) { if (element.nodeName === 'HTML') { return element; } return element.parentNode || element.host; } /** * Returns the scrolling parent of the given element * @method * @memberof Popper.Utils * @argument {Element} element * @returns {Element} scroll parent */ function getScrollParent(element) { // Return body, `getScroll` will take care to get the correct `scrollTop` from it if (!element) { return document.body; } switch (element.nodeName) { case 'HTML': case 'BODY': return element.ownerDocument.body; case '#document': return element.body; } // Firefox want us to check `-x` and `-y` variations as well var _getStyleComputedProp = getStyleComputedProperty(element), overflow = _getStyleComputedProp.overflow, overflowX = _getStyleComputedProp.overflowX, overflowY = _getStyleComputedProp.overflowY; if (/(auto|scroll|overlay)/.test(overflow + overflowY + overflowX)) { return element; } return getScrollParent(getParentNode(element)); } /** * Returns the reference node of the reference object, or the reference object itself. * @method * @memberof Popper.Utils * @param {Element|Object} reference - the reference element (the popper will be relative to this) * @returns {Element} parent */ function getReferenceNode(reference) { return reference && reference.referenceNode ? reference.referenceNode : reference; } var isIE11 = isBrowser && !!(window.MSInputMethodContext && document.documentMode); var isIE10 = isBrowser && /MSIE 10/.test(navigator.userAgent); /** * Determines if the browser is Internet Explorer * @method * @memberof Popper.Utils * @param {Number} version to check * @returns {Boolean} isIE */ function isIE(version) { if (version === 11) { return isIE11; } if (version === 10) { return isIE10; } return isIE11 || isIE10; } /** * Returns the offset parent of the given element * @method * @memberof Popper.Utils * @argument {Element} element * @returns {Element} offset parent */ function getOffsetParent(element) { if (!element) { return document.documentElement; } var noOffsetParent = isIE(10) ? document.body : null; // NOTE: 1 DOM access here var offsetParent = element.offsetParent || null; // Skip hidden elements which don't have an offsetParent while (offsetParent === noOffsetParent && element.nextElementSibling) { offsetParent = (element = element.nextElementSibling).offsetParent; } var nodeName = offsetParent && offsetParent.nodeName; if (!nodeName || nodeName === 'BODY' || nodeName === 'HTML') { return element ? element.ownerDocument.documentElement : document.documentElement; } // .offsetParent will return the closest TH, TD or TABLE in case // no offsetParent is present, I hate this job... if (['TH', 'TD', 'TABLE'].indexOf(offsetParent.nodeName) !== -1 && getStyleComputedProperty(offsetParent, 'position') === 'static') { return getOffsetParent(offsetParent); } return offsetParent; } function isOffsetContainer(element) { var nodeName = element.nodeName; if (nodeName === 'BODY') { return false; } return nodeName === 'HTML' || getOffsetParent(element.firstElementChild) === element; } /** * Finds the root node (document, shadowDOM root) of the given element * @method * @memberof Popper.Utils * @argument {Element} node * @returns {Element} root node */ function getRoot(node) { if (node.parentNode !== null) { return getRoot(node.parentNode); } return node; } /** * Finds the offset parent common to the two provided nodes * @method * @memberof Popper.Utils * @argument {Element} element1 * @argument {Element} element2 * @returns {Element} common offset parent */ function findCommonOffsetParent(element1, element2) { // This check is needed to avoid errors in case one of the elements isn't defined for any reason if (!element1 || !element1.nodeType || !element2 || !element2.nodeType) { return document.documentElement; } // Here we make sure to give as "start" the element that comes first in the DOM var order = element1.compareDocumentPosition(element2) & Node.DOCUMENT_POSITION_FOLLOWING; var start = order ? element1 : element2; var end = order ? element2 : element1; // Get common ancestor container var range = document.createRange(); range.setStart(start, 0); range.setEnd(end, 0); var commonAncestorContainer = range.commonAncestorContainer; // Both nodes are inside #document if (element1 !== commonAncestorContainer && element2 !== commonAncestorContainer || start.contains(end)) { if (isOffsetContainer(commonAncestorContainer)) { return commonAncestorContainer; } return getOffsetParent(commonAncestorContainer); } // one of the nodes is inside shadowDOM, find which one var element1root = getRoot(element1); if (element1root.host) { return findCommonOffsetParent(element1root.host, element2); } else { return findCommonOffsetParent(element1, getRoot(element2).host); } } /** * Gets the scroll value of the given element in the given side (top and left) * @method * @memberof Popper.Utils * @argument {Element} element * @argument {String} side `top` or `left` * @returns {number} amount of scrolled pixels */ function getScroll(element) { var side = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'top'; var upperSide = side === 'top' ? 'scrollTop' : 'scrollLeft'; var nodeName = element.nodeName; if (nodeName === 'BODY' || nodeName === 'HTML') { var html = element.ownerDocument.documentElement; var scrollingElement = element.ownerDocument.scrollingElement || html; return scrollingElement[upperSide]; } return element[upperSide]; } /* * Sum or subtract the element scroll values (left and top) from a given rect object * @method * @memberof Popper.Utils * @param {Object} rect - Rect object you want to change * @param {HTMLElement} element - The element from the function reads the scroll values * @param {Boolean} subtract - set to true if you want to subtract the scroll values * @return {Object} rect - The modifier rect object */ function includeScroll(rect, element) { var subtract = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false; var scrollTop = getScroll(element, 'top'); var scrollLeft = getScroll(element, 'left'); var modifier = subtract ? -1 : 1; rect.top += scrollTop * modifier; rect.bottom += scrollTop * modifier; rect.left += scrollLeft * modifier; rect.right += scrollLeft * modifier; return rect; } /* * Helper to detect borders of a given element * @method * @memberof Popper.Utils * @param {CSSStyleDeclaration} styles * Result of `getStyleComputedProperty` on the given element * @param {String} axis - `x` or `y` * @return {number} borders - The borders size of the given axis */ function getBordersSize(styles, axis) { var sideA = axis === 'x' ? 'Left' : 'Top'; var sideB = sideA === 'Left' ? 'Right' : 'Bottom'; return parseFloat(styles['border' + sideA + 'Width']) + parseFloat(styles['border' + sideB + 'Width']); } function getSize(axis, body, html, computedStyle) { return Math.max(body['offset' + axis], body['scroll' + axis], html['client' + axis], html['offset' + axis], html['scroll' + axis], isIE(10) ? parseInt(html['offset' + axis]) + parseInt(computedStyle['margin' + (axis === 'Height' ? 'Top' : 'Left')]) + parseInt(computedStyle['margin' + (axis === 'Height' ? 'Bottom' : 'Right')]) : 0); } function getWindowSizes(document) { var body = document.body; var html = document.documentElement; var computedStyle = isIE(10) && getComputedStyle(html); return { height: getSize('Height', body, html, computedStyle), width: getSize('Width', body, html, computedStyle) }; } var classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }; var createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); var defineProperty = function (obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }; var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; /** * Given element offsets, generate an output similar to getBoundingClientRect * @method * @memberof Popper.Utils * @argument {Object} offsets * @returns {Object} ClientRect like output */ function getClientRect(offsets) { return _extends({}, offsets, { right: offsets.left + offsets.width, bottom: offsets.top + offsets.height }); } /** * Get bounding client rect of given element * @method * @memberof Popper.Utils * @param {HTMLElement} element * @return {Object} client rect */ function getBoundingClientRect(element) { var rect = {}; // IE10 10 FIX: Please, don't ask, the element isn't // considered in DOM in some circumstances... // This isn't reproducible in IE10 compatibility mode of IE11 try { if (isIE(10)) { rect = element.getBoundingClientRect(); var scrollTop = getScroll(element, 'top'); var scrollLeft = getScroll(element, 'left'); rect.top += scrollTop; rect.left += scrollLeft; rect.bottom += scrollTop; rect.right += scrollLeft; } else { rect = element.getBoundingClientRect(); } } catch (e) {} var result = { left: rect.left, top: rect.top, width: rect.right - rect.left, height: rect.bottom - rect.top }; // subtract scrollbar size from sizes var sizes = element.nodeName === 'HTML' ? getWindowSizes(element.ownerDocument) : {}; var width = sizes.width || element.clientWidth || result.width; var height = sizes.height || element.clientHeight || result.height; var horizScrollbar = element.offsetWidth - width; var vertScrollbar = element.offsetHeight - height; // if an hypothetical scrollbar is detected, we must be sure it's not a `border` // we make this check conditional for performance reasons if (horizScrollbar || vertScrollbar) { var styles = getStyleComputedProperty(element); horizScrollbar -= getBordersSize(styles, 'x'); vertScrollbar -= getBordersSize(styles, 'y'); result.width -= horizScrollbar; result.height -= vertScrollbar; } return getClientRect(result); } function getOffsetRectRelativeToArbitraryNode(children, parent) { var fixedPosition = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false; var isIE10 = isIE(10); var isHTML = parent.nodeName === 'HTML'; var childrenRect = getBoundingClientRect(children); var parentRect = getBoundingClientRect(parent); var scrollParent = getScrollParent(children); var styles = getStyleComputedProperty(parent); var borderTopWidth = parseFloat(styles.borderTopWidth); var borderLeftWidth = parseFloat(styles.borderLeftWidth); // In cases where the parent is fixed, we must ignore negative scroll in offset calc if (fixedPosition && isHTML) { parentRect.top = Math.max(parentRect.top, 0); parentRect.left = Math.max(parentRect.left, 0); } var offsets = getClientRect({ top: childrenRect.top - parentRect.top - borderTopWidth, left: childrenRect.left - parentRect.left - borderLeftWidth, width: childrenRect.width, height: childrenRect.height }); offsets.marginTop = 0; offsets.marginLeft = 0; // Subtract margins of documentElement in case it's being used as parent // we do this only on HTML because it's the only element that behaves // differently when margins are applied to it. The margins are included in // the box of the documentElement, in the other cases not. if (!isIE10 && isHTML) { var marginTop = parseFloat(styles.marginTop); var marginLeft = parseFloat(styles.marginLeft); offsets.top -= borderTopWidth - marginTop; offsets.bottom -= borderTopWidth - marginTop; offsets.left -= borderLeftWidth - marginLeft; offsets.right -= borderLeftWidth - marginLeft; // Attach marginTop and marginLeft because in some circumstances we may need them offsets.marginTop = marginTop; offsets.marginLeft = marginLeft; } if (isIE10 && !fixedPosition ? parent.contains(scrollParent) : parent === scrollParent && scrollParent.nodeName !== 'BODY') { offsets = includeScroll(offsets, parent); } return offsets; } function getViewportOffsetRectRelativeToArtbitraryNode(element) { var excludeScroll = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false; var html = element.ownerDocument.documentElement; var relativeOffset = getOffsetRectRelativeToArbitraryNode(element, html); var width = Math.max(html.clientWidth, window.innerWidth || 0); var height = Math.max(html.clientHeight, window.innerHeight || 0); var scrollTop = !excludeScroll ? getScroll(html) : 0; var scrollLeft = !excludeScroll ? getScroll(html, 'left') : 0; var offset = { top: scrollTop - relativeOffset.top + relativeOffset.marginTop, left: scrollLeft - relativeOffset.left + relativeOffset.marginLeft, width: width, height: height }; return getClientRect(offset); } /** * Check if the given element is fixed or is inside a fixed parent * @method * @memberof Popper.Utils * @argument {Element} element * @argument {Element} customContainer * @returns {Boolean} answer to "isFixed?" */ function isFixed(element) { var nodeName = element.nodeName; if (nodeName === 'BODY' || nodeName === 'HTML') { return false; } if (getStyleComputedProperty(element, 'position') === 'fixed') { return true; } var parentNode = getParentNode(element); if (!parentNode) { return false; } return isFixed(parentNode); } /** * Finds the first parent of an element that has a transformed property defined * @method * @memberof Popper.Utils * @argument {Element} element * @returns {Element} first transformed parent or documentElement */ function getFixedPositionOffsetParent(element) { // This check is needed to avoid errors in case one of the elements isn't defined for any reason if (!element || !element.parentElement || isIE()) { return document.documentElement; } var el = element.parentElement; while (el && getStyleComputedProperty(el, 'transform') === 'none') { el = el.parentElement; } return el || document.documentElement; } /** * Computed the boundaries limits and return them * @method * @memberof Popper.Utils * @param {HTMLElement} popper * @param {HTMLElement} reference * @param {number} padding * @param {HTMLElement} boundariesElement - Element used to define the boundaries * @param {Boolean} fixedPosition - Is in fixed position mode * @returns {Object} Coordinates of the boundaries */ function getBoundaries(popper, reference, padding, boundariesElement) { var fixedPosition = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : false; // NOTE: 1 DOM access here var boundaries = { top: 0, left: 0 }; var offsetParent = fixedPosition ? getFixedPositionOffsetParent(popper) : findCommonOffsetParent(popper, getReferenceNode(reference)); // Handle viewport case if (boundariesElement === 'viewport') { boundaries = getViewportOffsetRectRelativeToArtbitraryNode(offsetParent, fixedPosition); } else { // Handle other cases based on DOM element used as boundaries var boundariesNode = void 0; if (boundariesElement === 'scrollParent') { boundariesNode = getScrollParent(getParentNode(reference)); if (boundariesNode.nodeName === 'BODY') { boundariesNode = popper.ownerDocument.documentElement; } } else if (boundariesElement === 'window') { boundariesNode = popper.ownerDocument.documentElement; } else { boundariesNode = boundariesElement; } var offsets = getOffsetRectRelativeToArbitraryNode(boundariesNode, offsetParent, fixedPosition); // In case of HTML, we need a different computation if (boundariesNode.nodeName === 'HTML' && !isFixed(offsetParent)) { var _getWindowSizes = getWindowSizes(popper.ownerDocument), height = _getWindowSizes.height, width = _getWindowSizes.width; boundaries.top += offsets.top - offsets.marginTop; boundaries.bottom = height + offsets.top; boundaries.left += offsets.left - offsets.marginLeft; boundaries.right = width + offsets.left; } else { // for all the other DOM elements, this one is good boundaries = offsets; } } // Add paddings padding = padding || 0; var isPaddingNumber = typeof padding === 'number'; boundaries.left += isPaddingNumber ? padding : padding.left || 0; boundaries.top += isPaddingNumber ? padding : padding.top || 0; boundaries.right -= isPaddingNumber ? padding : padding.right || 0; boundaries.bottom -= isPaddingNumber ? padding : padding.bottom || 0; return boundaries; } function getArea(_ref) { var width = _ref.width, height = _ref.height; return width * height; } /** * Utility used to transform the `auto` placement to the placement with more * available space. * @method * @memberof Popper.Utils * @argument {Object} data - The data object generated by update method * @argument {Object} options - Modifiers configuration and options * @returns {Object} The data object, properly modified */ function computeAutoPlacement(placement, refRect, popper, reference, boundariesElement) { var padding = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 0; if (placement.indexOf('auto') === -1) { return placement; } var boundaries = getBoundaries(popper, reference, padding, boundariesElement); var rects = { top: { width: boundaries.width, height: refRect.top - boundaries.top }, right: { width: boundaries.right - refRect.right, height: boundaries.height }, bottom: { width: boundaries.width, height: boundaries.bottom - refRect.bottom }, left: { width: refRect.left - boundaries.left, height: boundaries.height } }; var sortedAreas = Object.keys(rects).map(function (key) { return _extends({ key: key }, rects[key], { area: getArea(rects[key]) }); }).sort(function (a, b) { return b.area - a.area; }); var filteredAreas = sortedAreas.filter(function (_ref2) { var width = _ref2.width, height = _ref2.height; return width >= popper.clientWidth && height >= popper.clientHeight; }); var computedPlacement = filteredAreas.length > 0 ? filteredAreas[0].key : sortedAreas[0].key; var variation = placement.split('-')[1]; return computedPlacement + (variation ? '-' + variation : ''); } /** * Get offsets to the reference element * @method * @memberof Popper.Utils * @param {Object} state * @param {Element} popper - the popper element * @param {Element} reference - the reference element (the popper will be relative to this) * @param {Element} fixedPosition - is in fixed position mode * @returns {Object} An object containing the offsets which will be applied to the popper */ function getReferenceOffsets(state, popper, reference) { var fixedPosition = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : null; var commonOffsetParent = fixedPosition ? getFixedPositionOffsetParent(popper) : findCommonOffsetParent(popper, getReferenceNode(reference)); return getOffsetRectRelativeToArbitraryNode(reference, commonOffsetParent, fixedPosition); } /** * Get the outer sizes of the given element (offset size + margins) * @method * @memberof Popper.Utils * @argument {Element} element * @returns {Object} object containing width and height properties */ function getOuterSizes(element) { var window = element.ownerDocument.defaultView; var styles = window.getComputedStyle(element); var x = parseFloat(styles.marginTop || 0) + parseFloat(styles.marginBottom || 0); var y = parseFloat(styles.marginLeft || 0) + parseFloat(styles.marginRight || 0); var result = { width: element.offsetWidth + y, height: element.offsetHeight + x }; return result; } /** * Get the opposite placement of the given one * @method * @memberof Popper.Utils * @argument {String} placement * @returns {String} flipped placement */ function getOppositePlacement(placement) { var hash = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' }; return placement.replace(/left|right|bottom|top/g, function (matched) { return hash[matched]; }); } /** * Get offsets to the popper * @method * @memberof Popper.Utils * @param {Object} position - CSS position the Popper will get applied * @param {HTMLElement} popper - the popper element * @param {Object} referenceOffsets - the reference offsets (the popper will be relative to this) * @param {String} placement - one of the valid placement options * @returns {Object} popperOffsets - An object containing the offsets which will be applied to the popper */ function getPopperOffsets(popper, referenceOffsets, placement) { placement = placement.split('-')[0]; // Get popper node sizes var popperRect = getOuterSizes(popper); // Add position, width and height to our offsets object var popperOffsets = { width: popperRect.width, height: popperRect.height }; // depending by the popper placement we have to compute its offsets slightly differently var isHoriz = ['right', 'left'].indexOf(placement) !== -1; var mainSide = isHoriz ? 'top' : 'left'; var secondarySide = isHoriz ? 'left' : 'top'; var measurement = isHoriz ? 'height' : 'width'; var secondaryMeasurement = !isHoriz ? 'height' : 'width'; popperOffsets[mainSide] = referenceOffsets[mainSide] + referenceOffsets[measurement] / 2 - popperRect[measurement] / 2; if (placement === secondarySide) { popperOffsets[secondarySide] = referenceOffsets[secondarySide] - popperRect[secondaryMeasurement]; } else { popperOffsets[secondarySide] = referenceOffsets[getOppositePlacement(secondarySide)]; } return popperOffsets; } /** * Mimics the `find` method of Array * @method * @memberof Popper.Utils * @argument {Array} arr * @argument prop * @argument value * @returns index or -1 */ function find(arr, check) { // use native find if supported if (Array.prototype.find) { return arr.find(check); } // use `filter` to obtain the same behavior of `find` return arr.filter(check)[0]; } /** * Return the index of the matching object * @method * @memberof Popper.Utils * @argument {Array} arr * @argument prop * @argument value * @returns index or -1 */ function findIndex(arr, prop, value) { // use native findIndex if supported if (Array.prototype.findIndex) { return arr.findIndex(function (cur) { return cur[prop] === value; }); } // use `find` + `indexOf` if `findIndex` isn't supported var match = find(arr, function (obj) { return obj[prop] === value; }); return arr.indexOf(match); } /** * Loop trough the list of modifiers and run them in order, * each of them will then edit the data object. * @method * @memberof Popper.Utils * @param {dataObject} data * @param {Array} modifiers * @param {String} ends - Optional modifier name used as stopper * @returns {dataObject} */ function runModifiers(modifiers, data, ends) { var modifiersToRun = ends === undefined ? modifiers : modifiers.slice(0, findIndex(modifiers, 'name', ends)); modifiersToRun.forEach(function (modifier) { if (modifier['function']) { // eslint-disable-line dot-notation console.warn('`modifier.function` is deprecated, use `modifier.fn`!'); } var fn = modifier['function'] || modifier.fn; // eslint-disable-line dot-notation if (modifier.enabled && isFunction(fn)) { // Add properties to offsets to make them a complete clientRect object // we do this before each modifier to make sure the previous one doesn't // mess with these values data.offsets.popper = getClientRect(data.offsets.popper); data.offsets.reference = getClientRect(data.offsets.reference); data = fn(data, modifier); } }); return data; } /** * Updates the position of the popper, computing the new offsets and applying * the new style.
* Prefer `scheduleUpdate` over `update` because of performance reasons. * @method * @memberof Popper */ function update() { // if popper is destroyed, don't perform any further update if (this.state.isDestroyed) { return; } var data = { instance: this, styles: {}, arrowStyles: {}, attributes: {}, flipped: false, offsets: {} }; // compute reference element offsets data.offsets.reference = getReferenceOffsets(this.state, this.popper, this.reference, this.options.positionFixed); // compute auto placement, store placement inside the data object, // modifiers will be able to edit `placement` if needed // and refer to originalPlacement to know the original value data.placement = computeAutoPlacement(this.options.placement, data.offsets.reference, this.popper, this.reference, this.options.modifiers.flip.boundariesElement, this.options.modifiers.flip.padding); // store the computed placement inside `originalPlacement` data.originalPlacement = data.placement; data.positionFixed = this.options.positionFixed; // compute the popper offsets data.offsets.popper = getPopperOffsets(this.popper, data.offsets.reference, data.placement); data.offsets.popper.position = this.options.positionFixed ? 'fixed' : 'absolute'; // run the modifiers data = runModifiers(this.modifiers, data); // the first `update` will call `onCreate` callback // the other ones will call `onUpdate` callback if (!this.state.isCreated) { this.state.isCreated = true; this.options.onCreate(data); } else { this.options.onUpdate(data); } } /** * Helper used to know if the given modifier is enabled. * @method * @memberof Popper.Utils * @returns {Boolean} */ function isModifierEnabled(modifiers, modifierName) { return modifiers.some(function (_ref) { var name = _ref.name, enabled = _ref.enabled; return enabled && name === modifierName; }); } /** * Get the prefixed supported property name * @method * @memberof Popper.Utils * @argument {String} property (camelCase) * @returns {String} prefixed property (camelCase or PascalCase, depending on the vendor prefix) */ function getSupportedPropertyName(property) { var prefixes = [false, 'ms', 'Webkit', 'Moz', 'O']; var upperProp = property.charAt(0).toUpperCase() + property.slice(1); for (var i = 0; i < prefixes.length; i++) { var prefix = prefixes[i]; var toCheck = prefix ? '' + prefix + upperProp : property; if (typeof document.body.style[toCheck] !== 'undefined') { return toCheck; } } return null; } /** * Destroys the popper. * @method * @memberof Popper */ function destroy() { this.state.isDestroyed = true; // touch DOM only if `applyStyle` modifier is enabled if (isModifierEnabled(this.modifiers, 'applyStyle')) { this.popper.removeAttribute('x-placement'); this.popper.style.position = ''; this.popper.style.top = ''; this.popper.style.left = ''; this.popper.style.right = ''; this.popper.style.bottom = ''; this.popper.style.willChange = ''; this.popper.style[getSupportedPropertyName('transform')] = ''; } this.disableEventListeners(); // remove the popper if user explicitly asked for the deletion on destroy // do not use `remove` because IE11 doesn't support it if (this.options.removeOnDestroy) { this.popper.parentNode.removeChild(this.popper); } return this; } /** * Get the window associated with the element * @argument {Element} element * @returns {Window} */ function getWindow(element) { var ownerDocument = element.ownerDocument; return ownerDocument ? ownerDocument.defaultView : window; } function attachToScrollParents(scrollParent, event, callback, scrollParents) { var isBody = scrollParent.nodeName === 'BODY'; var target = isBody ? scrollParent.ownerDocument.defaultView : scrollParent; target.addEventListener(event, callback, { passive: true }); if (!isBody) { attachToScrollParents(getScrollParent(target.parentNode), event, callback, scrollParents); } scrollParents.push(target); } /** * Setup needed event listeners used to update the popper position * @method * @memberof Popper.Utils * @private */ function setupEventListeners(reference, options, state, updateBound) { // Resize event listener on window state.updateBound = updateBound; getWindow(reference).addEventListener('resize', state.updateBound, { passive: true }); // Scroll event listener on scroll parents var scrollElement = getScrollParent(reference); attachToScrollParents(scrollElement, 'scroll', state.updateBound, state.scrollParents); state.scrollElement = scrollElement; state.eventsEnabled = true; return state; } /** * It will add resize/scroll events and start recalculating * position of the popper element when they are triggered. * @method * @memberof Popper */ function enableEventListeners() { if (!this.state.eventsEnabled) { this.state = setupEventListeners(this.reference, this.options, this.state, this.scheduleUpdate); } } /** * Remove event listeners used to update the popper position * @method * @memberof Popper.Utils * @private */ function removeEventListeners(reference, state) { // Remove resize event listener on window getWindow(reference).removeEventListener('resize', state.updateBound); // Remove scroll event listener on scroll parents state.scrollParents.forEach(function (target) { target.removeEventListener('scroll', state.updateBound); }); // Reset state state.updateBound = null; state.scrollParents = []; state.scrollElement = null; state.eventsEnabled = false; return state; } /** * It will remove resize/scroll events and won't recalculate popper position * when they are triggered. It also won't trigger `onUpdate` callback anymore, * unless you call `update` method manually. * @method * @memberof Popper */ function disableEventListeners() { if (this.state.eventsEnabled) { cancelAnimationFrame(this.scheduleUpdate); this.state = removeEventListeners(this.reference, this.state); } } /** * Tells if a given input is a number * @method * @memberof Popper.Utils * @param {*} input to check * @return {Boolean} */ function isNumeric(n) { return n !== '' && !isNaN(parseFloat(n)) && isFinite(n); } /** * Set the style to the given popper * @method * @memberof Popper.Utils * @argument {Element} element - Element to apply the style to * @argument {Object} styles * Object with a list of properties and values which will be applied to the element */ function setStyles(element, styles) { Object.keys(styles).forEach(function (prop) { var unit = ''; // add unit if the value is numeric and is one of the following if (['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(prop) !== -1 && isNumeric(styles[prop])) { unit = 'px'; } element.style[prop] = styles[prop] + unit; }); } /** * Set the attributes to the given popper * @method * @memberof Popper.Utils * @argument {Element} element - Element to apply the attributes to * @argument {Object} styles * Object with a list of properties and values which will be applied to the element */ function setAttributes(element, attributes) { Object.keys(attributes).forEach(function (prop) { var value = attributes[prop]; if (value !== false) { element.setAttribute(prop, attributes[prop]); } else { element.removeAttribute(prop); } }); } /** * @function * @memberof Modifiers * @argument {Object} data - The data object generated by `update` method * @argument {Object} data.styles - List of style properties - values to apply to popper element * @argument {Object} data.attributes - List of attribute properties - values to apply to popper element * @argument {Object} options - Modifiers configuration and options * @returns {Object} The same data object */ function applyStyle(data) { // any property present in `data.styles` will be applied to the popper, // in this way we can make the 3rd party modifiers add custom styles to it // Be aware, modifiers could override the properties defined in the previous // lines of this modifier! setStyles(data.instance.popper, data.styles); // any property present in `data.attributes` will be applied to the popper, // they will be set as HTML attributes of the element setAttributes(data.instance.popper, data.attributes); // if arrowElement is defined and arrowStyles has some properties if (data.arrowElement && Object.keys(data.arrowStyles).length) { setStyles(data.arrowElement, data.arrowStyles); } return data; } /** * Set the x-placement attribute before everything else because it could be used * to add margins to the popper margins needs to be calculated to get the * correct popper offsets. * @method * @memberof Popper.modifiers * @param {HTMLElement} reference - The reference element used to position the popper * @param {HTMLElement} popper - The HTML element used as popper * @param {Object} options - Popper.js options */ function applyStyleOnLoad(reference, popper, options, modifierOptions, state) { // compute reference element offsets var referenceOffsets = getReferenceOffsets(state, popper, reference, options.positionFixed); // compute auto placement, store placement inside the data object, // modifiers will be able to edit `placement` if needed // and refer to originalPlacement to know the original value var placement = computeAutoPlacement(options.placement, referenceOffsets, popper, reference, options.modifiers.flip.boundariesElement, options.modifiers.flip.padding); popper.setAttribute('x-placement', placement); // Apply `position` to popper before anything else because // without the position applied we can't guarantee correct computations setStyles(popper, { position: options.positionFixed ? 'fixed' : 'absolute' }); return options; } /** * @function * @memberof Popper.Utils * @argument {Object} data - The data object generated by `update` method * @argument {Boolean} shouldRound - If the offsets should be rounded at all * @returns {Object} The popper's position offsets rounded * * The tale of pixel-perfect positioning. It's still not 100% perfect, but as * good as it can be within reason. * Discussion here: https://github.com/FezVrasta/popper.js/pull/715 * * Low DPI screens cause a popper to be blurry if not using full pixels (Safari * as well on High DPI screens). * * Firefox prefers no rounding for positioning and does not have blurriness on * high DPI screens. * * Only horizontal placement and left/right values need to be considered. */ function getRoundedOffsets(data, shouldRound) { var _data$offsets = data.offsets, popper = _data$offsets.popper, reference = _data$offsets.reference; var round = Math.round, floor = Math.floor; var noRound = function noRound(v) { return v; }; var referenceWidth = round(reference.width); var popperWidth = round(popper.width); var isVertical = ['left', 'right'].indexOf(data.placement) !== -1; var isVariation = data.placement.indexOf('-') !== -1; var sameWidthParity = referenceWidth % 2 === popperWidth % 2; var bothOddWidth = referenceWidth % 2 === 1 && popperWidth % 2 === 1; var horizontalToInteger = !shouldRound ? noRound : isVertical || isVariation || sameWidthParity ? round : floor; var verticalToInteger = !shouldRound ? noRound : round; return { left: horizontalToInteger(bothOddWidth && !isVariation && shouldRound ? popper.left - 1 : popper.left), top: verticalToInteger(popper.top), bottom: verticalToInteger(popper.bottom), right: horizontalToInteger(popper.right) }; } var isFirefox = isBrowser && /Firefox/i.test(navigator.userAgent); /** * @function * @memberof Modifiers * @argument {Object} data - The data object generated by `update` method * @argument {Object} options - Modifiers configuration and options * @returns {Object} The data object, properly modified */ function computeStyle(data, options) { var x = options.x, y = options.y; var popper = data.offsets.popper; // Remove this legacy support in Popper.js v2 var legacyGpuAccelerationOption = find(data.instance.modifiers, function (modifier) { return modifier.name === 'applyStyle'; }).gpuAcceleration; if (legacyGpuAccelerationOption !== undefined) { console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!'); } var gpuAcceleration = legacyGpuAccelerationOption !== undefined ? legacyGpuAccelerationOption : options.gpuAcceleration; var offsetParent = getOffsetParent(data.instance.popper); var offsetParentRect = getBoundingClientRect(offsetParent); // Styles var styles = { position: popper.position }; var offsets = getRoundedOffsets(data, window.devicePixelRatio < 2 || !isFirefox); var sideA = x === 'bottom' ? 'top' : 'bottom'; var sideB = y === 'right' ? 'left' : 'right'; // if gpuAcceleration is set to `true` and transform is supported, // we use `translate3d` to apply the position to the popper we // automatically use the supported prefixed version if needed var prefixedProperty = getSupportedPropertyName('transform'); // now, let's make a step back and look at this code closely (wtf?) // If the content of the popper grows once it's been positioned, it // may happen that the popper gets misplaced because of the new content // overflowing its reference element // To avoid this problem, we provide two options (x and y), which allow // the consumer to define the offset origin. // If we position a popper on top of a reference element, we can set // `x` to `top` to make the popper grow towards its top instead of // its bottom. var left = void 0, top = void 0; if (sideA === 'bottom') { // when offsetParent is the positioning is relative to the bottom of the screen (excluding the scrollbar) // and not the bottom of the html element if (offsetParent.nodeName === 'HTML') { top = -offsetParent.clientHeight + offsets.bottom; } else { top = -offsetParentRect.height + offsets.bottom; } } else { top = offsets.top; } if (sideB === 'right') { if (offsetParent.nodeName === 'HTML') { left = -offsetParent.clientWidth + offsets.right; } else { left = -offsetParentRect.width + offsets.right; } } else { left = offsets.left; } if (gpuAcceleration && prefixedProperty) { styles[prefixedProperty] = 'translate3d(' + left + 'px, ' + top + 'px, 0)'; styles[sideA] = 0; styles[sideB] = 0; styles.willChange = 'transform'; } else { // othwerise, we use the standard `top`, `left`, `bottom` and `right` properties var invertTop = sideA === 'bottom' ? -1 : 1; var invertLeft = sideB === 'right' ? -1 : 1; styles[sideA] = top * invertTop; styles[sideB] = left * invertLeft; styles.willChange = sideA + ', ' + sideB; } // Attributes var attributes = { 'x-placement': data.placement }; // Update `data` attributes, styles and arrowStyles data.attributes = _extends({}, attributes, data.attributes); data.styles = _extends({}, styles, data.styles); data.arrowStyles = _extends({}, data.offsets.arrow, data.arrowStyles); return data; } /** * Helper used to know if the given modifier depends from another one.
* It checks if the needed modifier is listed and enabled. * @method * @memberof Popper.Utils * @param {Array} modifiers - list of modifiers * @param {String} requestingName - name of requesting modifier * @param {String} requestedName - name of requested modifier * @returns {Boolean} */ function isModifierRequired(modifiers, requestingName, requestedName) { var requesting = find(modifiers, function (_ref) { var name = _ref.name; return name === requestingName; }); var isRequired = !!requesting && modifiers.some(function (modifier) { return modifier.name === requestedName && modifier.enabled && modifier.order < requesting.order; }); if (!isRequired) { var _requesting = '`' + requestingName + '`'; var requested = '`' + requestedName + '`'; console.warn(requested + ' modifier is required by ' + _requesting + ' modifier in order to work, be sure to include it before ' + _requesting + '!'); } return isRequired; } /** * @function * @memberof Modifiers * @argument {Object} data - The data object generated by update method * @argument {Object} options - Modifiers configuration and options * @returns {Object} The data object, properly modified */ function arrow(data, options) { var _data$offsets$arrow; // arrow depends on keepTogether in order to work if (!isModifierRequired(data.instance.modifiers, 'arrow', 'keepTogether')) { return data; } var arrowElement = options.element; // if arrowElement is a string, suppose it's a CSS selector if (typeof arrowElement === 'string') { arrowElement = data.instance.popper.querySelector(arrowElement); // if arrowElement is not found, don't run the modifier if (!arrowElement) { return data; } } else { // if the arrowElement isn't a query selector we must check that the // provided DOM node is child of its popper node if (!data.instance.popper.contains(arrowElement)) { console.warn('WARNING: `arrow.element` must be child of its popper element!'); return data; } } var placement = data.placement.split('-')[0]; var _data$offsets = data.offsets, popper = _data$offsets.popper, reference = _data$offsets.reference; var isVertical = ['left', 'right'].indexOf(placement) !== -1; var len = isVertical ? 'height' : 'width'; var sideCapitalized = isVertical ? 'Top' : 'Left'; var side = sideCapitalized.toLowerCase(); var altSide = isVertical ? 'left' : 'top'; var opSide = isVertical ? 'bottom' : 'right'; var arrowElementSize = getOuterSizes(arrowElement)[len]; // // extends keepTogether behavior making sure the popper and its // reference have enough pixels in conjunction // // top/left side if (reference[opSide] - arrowElementSize < popper[side]) { data.offsets.popper[side] -= popper[side] - (reference[opSide] - arrowElementSize); } // bottom/right side if (reference[side] + arrowElementSize > popper[opSide]) { data.offsets.popper[side] += reference[side] + arrowElementSize - popper[opSide]; } data.offsets.popper = getClientRect(data.offsets.popper); // compute center of the popper var center = reference[side] + reference[len] / 2 - arrowElementSize / 2; // Compute the sideValue using the updated popper offsets // take popper margin in account because we don't have this info available var css = getStyleComputedProperty(data.instance.popper); var popperMarginSide = parseFloat(css['margin' + sideCapitalized]); var popperBorderSide = parseFloat(css['border' + sideCapitalized + 'Width']); var sideValue = center - data.offsets.popper[side] - popperMarginSide - popperBorderSide; // prevent arrowElement from being placed not contiguously to its popper sideValue = Math.max(Math.min(popper[len] - arrowElementSize, sideValue), 0); data.arrowElement = arrowElement; data.offsets.arrow = (_data$offsets$arrow = {}, defineProperty(_data$offsets$arrow, side, Math.round(sideValue)), defineProperty(_data$offsets$arrow, altSide, ''), _data$offsets$arrow); return data; } /** * Get the opposite placement variation of the given one * @method * @memberof Popper.Utils * @argument {String} placement variation * @returns {String} flipped placement variation */ function getOppositeVariation(variation) { if (variation === 'end') { return 'start'; } else if (variation === 'start') { return 'end'; } return variation; } /** * List of accepted placements to use as values of the `placement` option.
* Valid placements are: * - `auto` * - `top` * - `right` * - `bottom` * - `left` * * Each placement can have a variation from this list: * - `-start` * - `-end` * * Variations are interpreted easily if you think of them as the left to right * written languages. Horizontally (`top` and `bottom`), `start` is left and `end` * is right.
* Vertically (`left` and `right`), `start` is top and `end` is bottom. * * Some valid examples are: * - `top-end` (on top of reference, right aligned) * - `right-start` (on right of reference, top aligned) * - `bottom` (on bottom, centered) * - `auto-end` (on the side with more space available, alignment depends by placement) * * @static * @type {Array} * @enum {String} * @readonly * @method placements * @memberof Popper */ var placements = ['auto-start', 'auto', 'auto-end', 'top-start', 'top', 'top-end', 'right-start', 'right', 'right-end', 'bottom-end', 'bottom', 'bottom-start', 'left-end', 'left', 'left-start']; // Get rid of `auto` `auto-start` and `auto-end` var validPlacements = placements.slice(3); /** * Given an initial placement, returns all the subsequent placements * clockwise (or counter-clockwise). * * @method * @memberof Popper.Utils * @argument {String} placement - A valid placement (it accepts variations) * @argument {Boolean} counter - Set to true to walk the placements counterclockwise * @returns {Array} placements including their variations */ function clockwise(placement) { var counter = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false; var index = validPlacements.indexOf(placement); var arr = validPlacements.slice(index + 1).concat(validPlacements.slice(0, index)); return counter ? arr.reverse() : arr; } var BEHAVIORS = { FLIP: 'flip', CLOCKWISE: 'clockwise', COUNTERCLOCKWISE: 'counterclockwise' }; /** * @function * @memberof Modifiers * @argument {Object} data - The data object generated by update method * @argument {Object} options - Modifiers configuration and options * @returns {Object} The data object, properly modified */ function flip(data, options) { // if `inner` modifier is enabled, we can't use the `flip` modifier if (isModifierEnabled(data.instance.modifiers, 'inner')) { return data; } if (data.flipped && data.placement === data.originalPlacement) { // seems like flip is trying to loop, probably there's not enough space on any of the flippable sides return data; } var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, options.boundariesElement, data.positionFixed); var placement = data.placement.split('-')[0]; var placementOpposite = getOppositePlacement(placement); var variation = data.placement.split('-')[1] || ''; var flipOrder = []; switch (options.behavior) { case BEHAVIORS.FLIP: flipOrder = [placement, placementOpposite]; break; case BEHAVIORS.CLOCKWISE: flipOrder = clockwise(placement); break; case BEHAVIORS.COUNTERCLOCKWISE: flipOrder = clockwise(placement, true); break; default: flipOrder = options.behavior; } flipOrder.forEach(function (step, index) { if (placement !== step || flipOrder.length === index + 1) { return data; } placement = data.placement.split('-')[0]; placementOpposite = getOppositePlacement(placement); var popperOffsets = data.offsets.popper; var refOffsets = data.offsets.reference; // using floor because the reference offsets may contain decimals we are not going to consider here var floor = Math.floor; var overlapsRef = placement === 'left' && floor(popperOffsets.right) > floor(refOffsets.left) || placement === 'right' && floor(popperOffsets.left) < floor(refOffsets.right) || placement === 'top' && floor(popperOffsets.bottom) > floor(refOffsets.top) || placement === 'bottom' && floor(popperOffsets.top) < floor(refOffsets.bottom); var overflowsLeft = floor(popperOffsets.left) < floor(boundaries.left); var overflowsRight = floor(popperOffsets.right) > floor(boundaries.right); var overflowsTop = floor(popperOffsets.top) < floor(boundaries.top); var overflowsBottom = floor(popperOffsets.bottom) > floor(boundaries.bottom); var overflowsBoundaries = placement === 'left' && overflowsLeft || placement === 'right' && overflowsRight || placement === 'top' && overflowsTop || placement === 'bottom' && overflowsBottom; // flip the variation if required var isVertical = ['top', 'bottom'].indexOf(placement) !== -1; // flips variation if reference element overflows boundaries var flippedVariationByRef = !!options.flipVariations && (isVertical && variation === 'start' && overflowsLeft || isVertical && variation === 'end' && overflowsRight || !isVertical && variation === 'start' && overflowsTop || !isVertical && variation === 'end' && overflowsBottom); // flips variation if popper content overflows boundaries var flippedVariationByContent = !!options.flipVariationsByContent && (isVertical && variation === 'start' && overflowsRight || isVertical && variation === 'end' && overflowsLeft || !isVertical && variation === 'start' && overflowsBottom || !isVertical && variation === 'end' && overflowsTop); var flippedVariation = flippedVariationByRef || flippedVariationByContent; if (overlapsRef || overflowsBoundaries || flippedVariation) { // this boolean to detect any flip loop data.flipped = true; if (overlapsRef || overflowsBoundaries) { placement = flipOrder[index + 1]; } if (flippedVariation) { variation = getOppositeVariation(variation); } data.placement = placement + (variation ? '-' + variation : ''); // this object contains `position`, we want to preserve it along with // any additional property we may add in the future data.offsets.popper = _extends({}, data.offsets.popper, getPopperOffsets(data.instance.popper, data.offsets.reference, data.placement)); data = runModifiers(data.instance.modifiers, data, 'flip'); } }); return data; } /** * @function * @memberof Modifiers * @argument {Object} data - The data object generated by update method * @argument {Object} options - Modifiers configuration and options * @returns {Object} The data object, properly modified */ function keepTogether(data) { var _data$offsets = data.offsets, popper = _data$offsets.popper, reference = _data$offsets.reference; var placement = data.placement.split('-')[0]; var floor = Math.floor; var isVertical = ['top', 'bottom'].indexOf(placement) !== -1; var side = isVertical ? 'right' : 'bottom'; var opSide = isVertical ? 'left' : 'top'; var measurement = isVertical ? 'width' : 'height'; if (popper[side] < floor(reference[opSide])) { data.offsets.popper[opSide] = floor(reference[opSide]) - popper[measurement]; } if (popper[opSide] > floor(reference[side])) { data.offsets.popper[opSide] = floor(reference[side]); } return data; } /** * Converts a string containing value + unit into a px value number * @function * @memberof {modifiers~offset} * @private * @argument {String} str - Value + unit string * @argument {String} measurement - `height` or `width` * @argument {Object} popperOffsets * @argument {Object} referenceOffsets * @returns {Number|String} * Value in pixels, or original string if no values were extracted */ function toValue(str, measurement, popperOffsets, referenceOffsets) { // separate value from unit var split = str.match(/((?:\-|\+)?\d*\.?\d*)(.*)/); var value = +split[1]; var unit = split[2]; // If it's not a number it's an operator, I guess if (!value) { return str; } if (unit.indexOf('%') === 0) { var element = void 0; switch (unit) { case '%p': element = popperOffsets; break; case '%': case '%r': default: element = referenceOffsets; } var rect = getClientRect(element); return rect[measurement] / 100 * value; } else if (unit === 'vh' || unit === 'vw') { // if is a vh or vw, we calculate the size based on the viewport var size = void 0; if (unit === 'vh') { size = Math.max(document.documentElement.clientHeight, window.innerHeight || 0); } else { size = Math.max(document.documentElement.clientWidth, window.innerWidth || 0); } return size / 100 * value; } else { // if is an explicit pixel unit, we get rid of the unit and keep the value // if is an implicit unit, it's px, and we return just the value return value; } } /** * Parse an `offset` string to extrapolate `x` and `y` numeric offsets. * @function * @memberof {modifiers~offset} * @private * @argument {String} offset * @argument {Object} popperOffsets * @argument {Object} referenceOffsets * @argument {String} basePlacement * @returns {Array} a two cells array with x and y offsets in numbers */ function parseOffset(offset, popperOffsets, referenceOffsets, basePlacement) { var offsets = [0, 0]; // Use height if placement is left or right and index is 0 otherwise use width // in this way the first offset will use an axis and the second one // will use the other one var useHeight = ['right', 'left'].indexOf(basePlacement) !== -1; // Split the offset string to obtain a list of values and operands // The regex addresses values with the plus or minus sign in front (+10, -20, etc) var fragments = offset.split(/(\+|\-)/).map(function (frag) { return frag.trim(); }); // Detect if the offset string contains a pair of values or a single one // they could be separated by comma or space var divider = fragments.indexOf(find(fragments, function (frag) { return frag.search(/,|\s/) !== -1; })); if (fragments[divider] && fragments[divider].indexOf(',') === -1) { console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.'); } // If divider is found, we divide the list of values and operands to divide // them by ofset X and Y. var splitRegex = /\s*,\s*|\s+/; var ops = divider !== -1 ? [fragments.slice(0, divider).concat([fragments[divider].split(splitRegex)[0]]), [fragments[divider].split(splitRegex)[1]].concat(fragments.slice(divider + 1))] : [fragments]; // Convert the values with units to absolute pixels to allow our computations ops = ops.map(function (op, index) { // Most of the units rely on the orientation of the popper var measurement = (index === 1 ? !useHeight : useHeight) ? 'height' : 'width'; var mergeWithPrevious = false; return op // This aggregates any `+` or `-` sign that aren't considered operators // e.g.: 10 + +5 => [10, +, +5] .reduce(function (a, b) { if (a[a.length - 1] === '' && ['+', '-'].indexOf(b) !== -1) { a[a.length - 1] = b; mergeWithPrevious = true; return a; } else if (mergeWithPrevious) { a[a.length - 1] += b; mergeWithPrevious = false; return a; } else { return a.concat(b); } }, []) // Here we convert the string values into number values (in px) .map(function (str) { return toValue(str, measurement, popperOffsets, referenceOffsets); }); }); // Loop trough the offsets arrays and execute the operations ops.forEach(function (op, index) { op.forEach(function (frag, index2) { if (isNumeric(frag)) { offsets[index] += frag * (op[index2 - 1] === '-' ? -1 : 1); } }); }); return offsets; } /** * @function * @memberof Modifiers * @argument {Object} data - The data object generated by update method * @argument {Object} options - Modifiers configuration and options * @argument {Number|String} options.offset=0 * The offset value as described in the modifier description * @returns {Object} The data object, properly modified */ function offset(data, _ref) { var offset = _ref.offset; var placement = data.placement, _data$offsets = data.offsets, popper = _data$offsets.popper, reference = _data$offsets.reference; var basePlacement = placement.split('-')[0]; var offsets = void 0; if (isNumeric(+offset)) { offsets = [+offset, 0]; } else { offsets = parseOffset(offset, popper, reference, basePlacement); } if (basePlacement === 'left') { popper.top += offsets[0]; popper.left -= offsets[1]; } else if (basePlacement === 'right') { popper.top += offsets[0]; popper.left += offsets[1]; } else if (basePlacement === 'top') { popper.left += offsets[0]; popper.top -= offsets[1]; } else if (basePlacement === 'bottom') { popper.left += offsets[0]; popper.top += offsets[1]; } data.popper = popper; return data; } /** * @function * @memberof Modifiers * @argument {Object} data - The data object generated by `update` method * @argument {Object} options - Modifiers configuration and options * @returns {Object} The data object, properly modified */ function preventOverflow(data, options) { var boundariesElement = options.boundariesElement || getOffsetParent(data.instance.popper); // If offsetParent is the reference element, we really want to // go one step up and use the next offsetParent as reference to // avoid to make this modifier completely useless and look like broken if (data.instance.reference === boundariesElement) { boundariesElement = getOffsetParent(boundariesElement); } // NOTE: DOM access here // resets the popper's position so that the document size can be calculated excluding // the size of the popper element itself var transformProp = getSupportedPropertyName('transform'); var popperStyles = data.instance.popper.style; // assignment to help minification var top = popperStyles.top, left = popperStyles.left, transform = popperStyles[transformProp]; popperStyles.top = ''; popperStyles.left = ''; popperStyles[transformProp] = ''; var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, boundariesElement, data.positionFixed); // NOTE: DOM access here // restores the original style properties after the offsets have been computed popperStyles.top = top; popperStyles.left = left; popperStyles[transformProp] = transform; options.boundaries = boundaries; var order = options.priority; var popper = data.offsets.popper; var check = { primary: function primary(placement) { var value = popper[placement]; if (popper[placement] < boundaries[placement] && !options.escapeWithReference) { value = Math.max(popper[placement], boundaries[placement]); } return defineProperty({}, placement, value); }, secondary: function secondary(placement) { var mainSide = placement === 'right' ? 'left' : 'top'; var value = popper[mainSide]; if (popper[placement] > boundaries[placement] && !options.escapeWithReference) { value = Math.min(popper[mainSide], boundaries[placement] - (placement === 'right' ? popper.width : popper.height)); } return defineProperty({}, mainSide, value); } }; order.forEach(function (placement) { var side = ['left', 'top'].indexOf(placement) !== -1 ? 'primary' : 'secondary'; popper = _extends({}, popper, check[side](placement)); }); data.offsets.popper = popper; return data; } /** * @function * @memberof Modifiers * @argument {Object} data - The data object generated by `update` method * @argument {Object} options - Modifiers configuration and options * @returns {Object} The data object, properly modified */ function shift(data) { var placement = data.placement; var basePlacement = placement.split('-')[0]; var shiftvariation = placement.split('-')[1]; // if shift shiftvariation is specified, run the modifier if (shiftvariation) { var _data$offsets = data.offsets, reference = _data$offsets.reference, popper = _data$offsets.popper; var isVertical = ['bottom', 'top'].indexOf(basePlacement) !== -1; var side = isVertical ? 'left' : 'top'; var measurement = isVertical ? 'width' : 'height'; var shiftOffsets = { start: defineProperty({}, side, reference[side]), end: defineProperty({}, side, reference[side] + reference[measurement] - popper[measurement]) }; data.offsets.popper = _extends({}, popper, shiftOffsets[shiftvariation]); } return data; } /** * @function * @memberof Modifiers * @argument {Object} data - The data object generated by update method * @argument {Object} options - Modifiers configuration and options * @returns {Object} The data object, properly modified */ function hide(data) { if (!isModifierRequired(data.instance.modifiers, 'hide', 'preventOverflow')) { return data; } var refRect = data.offsets.reference; var bound = find(data.instance.modifiers, function (modifier) { return modifier.name === 'preventOverflow'; }).boundaries; if (refRect.bottom < bound.top || refRect.left > bound.right || refRect.top > bound.bottom || refRect.right < bound.left) { // Avoid unnecessary DOM access if visibility hasn't changed if (data.hide === true) { return data; } data.hide = true; data.attributes['x-out-of-boundaries'] = ''; } else { // Avoid unnecessary DOM access if visibility hasn't changed if (data.hide === false) { return data; } data.hide = false; data.attributes['x-out-of-boundaries'] = false; } return data; } /** * @function * @memberof Modifiers * @argument {Object} data - The data object generated by `update` method * @argument {Object} options - Modifiers configuration and options * @returns {Object} The data object, properly modified */ function inner(data) { var placement = data.placement; var basePlacement = placement.split('-')[0]; var _data$offsets = data.offsets, popper = _data$offsets.popper, reference = _data$offsets.reference; var isHoriz = ['left', 'right'].indexOf(basePlacement) !== -1; var subtractLength = ['top', 'left'].indexOf(basePlacement) === -1; popper[isHoriz ? 'left' : 'top'] = reference[basePlacement] - (subtractLength ? popper[isHoriz ? 'width' : 'height'] : 0); data.placement = getOppositePlacement(placement); data.offsets.popper = getClientRect(popper); return data; } /** * Modifier function, each modifier can have a function of this type assigned * to its `fn` property.
* These functions will be called on each update, this means that you must * make sure they are performant enough to avoid performance bottlenecks. * * @function ModifierFn * @argument {dataObject} data - The data object generated by `update` method * @argument {Object} options - Modifiers configuration and options * @returns {dataObject} The data object, properly modified */ /** * Modifiers are plugins used to alter the behavior of your poppers.
* Popper.js uses a set of 9 modifiers to provide all the basic functionalities * needed by the library. * * Usually you don't want to override the `order`, `fn` and `onLoad` props. * All the other properties are configurations that could be tweaked. * @namespace modifiers */ var modifiers = { /** * Modifier used to shift the popper on the start or end of its reference * element.
* It will read the variation of the `placement` property.
* It can be one either `-end` or `-start`. * @memberof modifiers * @inner */ shift: { /** @prop {number} order=100 - Index used to define the order of execution */ order: 100, /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */ enabled: true, /** @prop {ModifierFn} */ fn: shift }, /** * The `offset` modifier can shift your popper on both its axis. * * It accepts the following units: * - `px` or unit-less, interpreted as pixels * - `%` or `%r`, percentage relative to the length of the reference element * - `%p`, percentage relative to the length of the popper element * - `vw`, CSS viewport width unit * - `vh`, CSS viewport height unit * * For length is intended the main axis relative to the placement of the popper.
* This means that if the placement is `top` or `bottom`, the length will be the * `width`. In case of `left` or `right`, it will be the `height`. * * You can provide a single value (as `Number` or `String`), or a pair of values * as `String` divided by a comma or one (or more) white spaces.
* The latter is a deprecated method because it leads to confusion and will be * removed in v2.
* Additionally, it accepts additions and subtractions between different units. * Note that multiplications and divisions aren't supported. * * Valid examples are: * ``` * 10 * '10%' * '10, 10' * '10%, 10' * '10 + 10%' * '10 - 5vh + 3%' * '-10px + 5vh, 5px - 6%' * ``` * > **NB**: If you desire to apply offsets to your poppers in a way that may make them overlap * > with their reference element, unfortunately, you will have to disable the `flip` modifier. * > You can read more on this at this [issue](https://github.com/FezVrasta/popper.js/issues/373). * * @memberof modifiers * @inner */ offset: { /** @prop {number} order=200 - Index used to define the order of execution */ order: 200, /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */ enabled: true, /** @prop {ModifierFn} */ fn: offset, /** @prop {Number|String} offset=0 * The offset value as described in the modifier description */ offset: 0 }, /** * Modifier used to prevent the popper from being positioned outside the boundary. * * A scenario exists where the reference itself is not within the boundaries.
* We can say it has "escaped the boundaries" — or just "escaped".
* In this case we need to decide whether the popper should either: * * - detach from the reference and remain "trapped" in the boundaries, or * - if it should ignore the boundary and "escape with its reference" * * When `escapeWithReference` is set to`true` and reference is completely * outside its boundaries, the popper will overflow (or completely leave) * the boundaries in order to remain attached to the edge of the reference. * * @memberof modifiers * @inner */ preventOverflow: { /** @prop {number} order=300 - Index used to define the order of execution */ order: 300, /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */ enabled: true, /** @prop {ModifierFn} */ fn: preventOverflow, /** * @prop {Array} [priority=['left','right','top','bottom']] * Popper will try to prevent overflow following these priorities by default, * then, it could overflow on the left and on top of the `boundariesElement` */ priority: ['left', 'right', 'top', 'bottom'], /** * @prop {number} padding=5 * Amount of pixel used to define a minimum distance between the boundaries * and the popper. This makes sure the popper always has a little padding * between the edges of its container */ padding: 5, /** * @prop {String|HTMLElement} boundariesElement='scrollParent' * Boundaries used by the modifier. Can be `scrollParent`, `window`, * `viewport` or any DOM element. */ boundariesElement: 'scrollParent' }, /** * Modifier used to make sure the reference and its popper stay near each other * without leaving any gap between the two. Especially useful when the arrow is * enabled and you want to ensure that it points to its reference element. * It cares only about the first axis. You can still have poppers with margin * between the popper and its reference element. * @memberof modifiers * @inner */ keepTogether: { /** @prop {number} order=400 - Index used to define the order of execution */ order: 400, /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */ enabled: true, /** @prop {ModifierFn} */ fn: keepTogether }, /** * This modifier is used to move the `arrowElement` of the popper to make * sure it is positioned between the reference element and its popper element. * It will read the outer size of the `arrowElement` node to detect how many * pixels of conjunction are needed. * * It has no effect if no `arrowElement` is provided. * @memberof modifiers * @inner */ arrow: { /** @prop {number} order=500 - Index used to define the order of execution */ order: 500, /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */ enabled: true, /** @prop {ModifierFn} */ fn: arrow, /** @prop {String|HTMLElement} element='[x-arrow]' - Selector or node used as arrow */ element: '[x-arrow]' }, /** * Modifier used to flip the popper's placement when it starts to overlap its * reference element. * * Requires the `preventOverflow` modifier before it in order to work. * * **NOTE:** this modifier will interrupt the current update cycle and will * restart it if it detects the need to flip the placement. * @memberof modifiers * @inner */ flip: { /** @prop {number} order=600 - Index used to define the order of execution */ order: 600, /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */ enabled: true, /** @prop {ModifierFn} */ fn: flip, /** * @prop {String|Array} behavior='flip' * The behavior used to change the popper's placement. It can be one of * `flip`, `clockwise`, `counterclockwise` or an array with a list of valid * placements (with optional variations) */ behavior: 'flip', /** * @prop {number} padding=5 * The popper will flip if it hits the edges of the `boundariesElement` */ padding: 5, /** * @prop {String|HTMLElement} boundariesElement='viewport' * The element which will define the boundaries of the popper position. * The popper will never be placed outside of the defined boundaries * (except if `keepTogether` is enabled) */ boundariesElement: 'viewport', /** * @prop {Boolean} flipVariations=false * The popper will switch placement variation between `-start` and `-end` when * the reference element overlaps its boundaries. * * The original placement should have a set variation. */ flipVariations: false, /** * @prop {Boolean} flipVariationsByContent=false * The popper will switch placement variation between `-start` and `-end` when * the popper element overlaps its reference boundaries. * * The original placement should have a set variation. */ flipVariationsByContent: false }, /** * Modifier used to make the popper flow toward the inner of the reference element. * By default, when this modifier is disabled, the popper will be placed outside * the reference element. * @memberof modifiers * @inner */ inner: { /** @prop {number} order=700 - Index used to define the order of execution */ order: 700, /** @prop {Boolean} enabled=false - Whether the modifier is enabled or not */ enabled: false, /** @prop {ModifierFn} */ fn: inner }, /** * Modifier used to hide the popper when its reference element is outside of the * popper boundaries. It will set a `x-out-of-boundaries` attribute which can * be used to hide with a CSS selector the popper when its reference is * out of boundaries. * * Requires the `preventOverflow` modifier before it in order to work. * @memberof modifiers * @inner */ hide: { /** @prop {number} order=800 - Index used to define the order of execution */ order: 800, /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */ enabled: true, /** @prop {ModifierFn} */ fn: hide }, /** * Computes the style that will be applied to the popper element to gets * properly positioned. * * Note that this modifier will not touch the DOM, it just prepares the styles * so that `applyStyle` modifier can apply it. This separation is useful * in case you need to replace `applyStyle` with a custom implementation. * * This modifier has `850` as `order` value to maintain backward compatibility * with previous versions of Popper.js. Expect the modifiers ordering method * to change in future major versions of the library. * * @memberof modifiers * @inner */ computeStyle: { /** @prop {number} order=850 - Index used to define the order of execution */ order: 850, /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */ enabled: true, /** @prop {ModifierFn} */ fn: computeStyle, /** * @prop {Boolean} gpuAcceleration=true * If true, it uses the CSS 3D transformation to position the popper. * Otherwise, it will use the `top` and `left` properties */ gpuAcceleration: true, /** * @prop {string} [x='bottom'] * Where to anchor the X axis (`bottom` or `top`). AKA X offset origin. * Change this if your popper should grow in a direction different from `bottom` */ x: 'bottom', /** * @prop {string} [x='left'] * Where to anchor the Y axis (`left` or `right`). AKA Y offset origin. * Change this if your popper should grow in a direction different from `right` */ y: 'right' }, /** * Applies the computed styles to the popper element. * * All the DOM manipulations are limited to this modifier. This is useful in case * you want to integrate Popper.js inside a framework or view library and you * want to delegate all the DOM manipulations to it. * * Note that if you disable this modifier, you must make sure the popper element * has its position set to `absolute` before Popper.js can do its work! * * Just disable this modifier and define your own to achieve the desired effect. * * @memberof modifiers * @inner */ applyStyle: { /** @prop {number} order=900 - Index used to define the order of execution */ order: 900, /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */ enabled: true, /** @prop {ModifierFn} */ fn: applyStyle, /** @prop {Function} */ onLoad: applyStyleOnLoad, /** * @deprecated since version 1.10.0, the property moved to `computeStyle` modifier * @prop {Boolean} gpuAcceleration=true * If true, it uses the CSS 3D transformation to position the popper. * Otherwise, it will use the `top` and `left` properties */ gpuAcceleration: undefined } }; /** * The `dataObject` is an object containing all the information used by Popper.js. * This object is passed to modifiers and to the `onCreate` and `onUpdate` callbacks. * @name dataObject * @property {Object} data.instance The Popper.js instance * @property {String} data.placement Placement applied to popper * @property {String} data.originalPlacement Placement originally defined on init * @property {Boolean} data.flipped True if popper has been flipped by flip modifier * @property {Boolean} data.hide True if the reference element is out of boundaries, useful to know when to hide the popper * @property {HTMLElement} data.arrowElement Node used as arrow by arrow modifier * @property {Object} data.styles Any CSS property defined here will be applied to the popper. It expects the JavaScript nomenclature (eg. `marginBottom`) * @property {Object} data.arrowStyles Any CSS property defined here will be applied to the popper arrow. It expects the JavaScript nomenclature (eg. `marginBottom`) * @property {Object} data.boundaries Offsets of the popper boundaries * @property {Object} data.offsets The measurements of popper, reference and arrow elements * @property {Object} data.offsets.popper `top`, `left`, `width`, `height` values * @property {Object} data.offsets.reference `top`, `left`, `width`, `height` values * @property {Object} data.offsets.arrow] `top` and `left` offsets, only one of them will be different from 0 */ /** * Default options provided to Popper.js constructor.
* These can be overridden using the `options` argument of Popper.js.
* To override an option, simply pass an object with the same * structure of the `options` object, as the 3rd argument. For example: * ``` * new Popper(ref, pop, { * modifiers: { * preventOverflow: { enabled: false } * } * }) * ``` * @type {Object} * @static * @memberof Popper */ var Defaults = { /** * Popper's placement. * @prop {Popper.placements} placement='bottom' */ placement: 'bottom', /** * Set this to true if you want popper to position it self in 'fixed' mode * @prop {Boolean} positionFixed=false */ positionFixed: false, /** * Whether events (resize, scroll) are initially enabled. * @prop {Boolean} eventsEnabled=true */ eventsEnabled: true, /** * Set to true if you want to automatically remove the popper when * you call the `destroy` method. * @prop {Boolean} removeOnDestroy=false */ removeOnDestroy: false, /** * Callback called when the popper is created.
* By default, it is set to no-op.
* Access Popper.js instance with `data.instance`. * @prop {onCreate} */ onCreate: function onCreate() {}, /** * Callback called when the popper is updated. This callback is not called * on the initialization/creation of the popper, but only on subsequent * updates.
* By default, it is set to no-op.
* Access Popper.js instance with `data.instance`. * @prop {onUpdate} */ onUpdate: function onUpdate() {}, /** * List of modifiers used to modify the offsets before they are applied to the popper. * They provide most of the functionalities of Popper.js. * @prop {modifiers} */ modifiers: modifiers }; /** * @callback onCreate * @param {dataObject} data */ /** * @callback onUpdate * @param {dataObject} data */ // Utils // Methods var Popper = function () { /** * Creates a new Popper.js instance. * @class Popper * @param {Element|referenceObject} reference - The reference element used to position the popper * @param {Element} popper - The HTML / XML element used as the popper * @param {Object} options - Your custom options to override the ones defined in [Defaults](#defaults) * @return {Object} instance - The generated Popper.js instance */ function Popper(reference, popper) { var _this = this; var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {}; classCallCheck(this, Popper); this.scheduleUpdate = function () { return requestAnimationFrame(_this.update); }; // make update() debounced, so that it only runs at most once-per-tick this.update = debounce(this.update.bind(this)); // with {} we create a new object with the options inside it this.options = _extends({}, Popper.Defaults, options); // init state this.state = { isDestroyed: false, isCreated: false, scrollParents: [] }; // get reference and popper elements (allow jQuery wrappers) this.reference = reference && reference.jquery ? reference[0] : reference; this.popper = popper && popper.jquery ? popper[0] : popper; // Deep merge modifiers options this.options.modifiers = {}; Object.keys(_extends({}, Popper.Defaults.modifiers, options.modifiers)).forEach(function (name) { _this.options.modifiers[name] = _extends({}, Popper.Defaults.modifiers[name] || {}, options.modifiers ? options.modifiers[name] : {}); }); // Refactoring modifiers' list (Object => Array) this.modifiers = Object.keys(this.options.modifiers).map(function (name) { return _extends({ name: name }, _this.options.modifiers[name]); }) // sort the modifiers by order .sort(function (a, b) { return a.order - b.order; }); // modifiers have the ability to execute arbitrary code when Popper.js get inited // such code is executed in the same order of its modifier // they could add new properties to their options configuration // BE AWARE: don't add options to `options.modifiers.name` but to `modifierOptions`! this.modifiers.forEach(function (modifierOptions) { if (modifierOptions.enabled && isFunction(modifierOptions.onLoad)) { modifierOptions.onLoad(_this.reference, _this.popper, _this.options, modifierOptions, _this.state); } }); // fire the first update to position the popper in the right place this.update(); var eventsEnabled = this.options.eventsEnabled; if (eventsEnabled) { // setup event listeners, they will take care of update the position in specific situations this.enableEventListeners(); } this.state.eventsEnabled = eventsEnabled; } // We can't use class properties because they don't get listed in the // class prototype and break stuff like Sinon stubs createClass(Popper, [{ key: 'update', value: function update$$1() { return update.call(this); } }, { key: 'destroy', value: function destroy$$1() { return destroy.call(this); } }, { key: 'enableEventListeners', value: function enableEventListeners$$1() { return enableEventListeners.call(this); } }, { key: 'disableEventListeners', value: function disableEventListeners$$1() { return disableEventListeners.call(this); } /** * Schedules an update. It will run on the next UI update available. * @method scheduleUpdate * @memberof Popper */ /** * Collection of utilities useful when writing custom modifiers. * Starting from version 1.7, this method is available only if you * include `popper-utils.js` before `popper.js`. * * **DEPRECATION**: This way to access PopperUtils is deprecated * and will be removed in v2! Use the PopperUtils module directly instead. * Due to the high instability of the methods contained in Utils, we can't * guarantee them to follow semver. Use them at your own risk! * @static * @private * @type {Object} * @deprecated since version 1.8 * @member Utils * @memberof Popper */ }]); return Popper; }(); /** * The `referenceObject` is an object that provides an interface compatible with Popper.js * and lets you use it as replacement of a real DOM node.
* You can use this method to position a popper relatively to a set of coordinates * in case you don't have a DOM node to use as reference. * * ``` * new Popper(referenceObject, popperNode); * ``` * * NB: This feature isn't supported in Internet Explorer 10. * @name referenceObject * @property {Function} data.getBoundingClientRect * A function that returns a set of coordinates compatible with the native `getBoundingClientRect` method. * @property {number} data.clientWidth * An ES6 getter that will return the width of the virtual reference element. * @property {number} data.clientHeight * An ES6 getter that will return the height of the virtual reference element. */ Popper.Utils = (typeof window !== 'undefined' ? window : global).PopperUtils; Popper.placements = placements; Popper.Defaults = Defaults; /**! * tippy.js v4.3.5 * (c) 2017-2019 atomiks * MIT License */ var css = ".tippy-iOS{cursor:pointer!important;-webkit-tap-highlight-color:transparent}.tippy-popper{transition-timing-function:cubic-bezier(.165,.84,.44,1);max-width:calc(100% - 8px);pointer-events:none;outline:0}.tippy-popper[x-placement^=top] .tippy-backdrop{border-radius:40% 40% 0 0}.tippy-popper[x-placement^=top] .tippy-roundarrow{bottom:-7px;bottom:-6.5px;-webkit-transform-origin:50% 0;transform-origin:50% 0;margin:0 3px}.tippy-popper[x-placement^=top] .tippy-roundarrow svg{position:absolute;left:0;-webkit-transform:rotate(180deg);transform:rotate(180deg)}.tippy-popper[x-placement^=top] .tippy-arrow{border-top:8px solid #333;border-right:8px solid transparent;border-left:8px solid transparent;bottom:-7px;margin:0 3px;-webkit-transform-origin:50% 0;transform-origin:50% 0}.tippy-popper[x-placement^=top] .tippy-backdrop{-webkit-transform-origin:0 25%;transform-origin:0 25%}.tippy-popper[x-placement^=top] .tippy-backdrop[data-state=visible]{-webkit-transform:scale(1) translate(-50%,-55%);transform:scale(1) translate(-50%,-55%)}.tippy-popper[x-placement^=top] .tippy-backdrop[data-state=hidden]{-webkit-transform:scale(.2) translate(-50%,-45%);transform:scale(.2) translate(-50%,-45%);opacity:0}.tippy-popper[x-placement^=top] [data-animation=shift-toward][data-state=visible]{-webkit-transform:translateY(-10px);transform:translateY(-10px)}.tippy-popper[x-placement^=top] [data-animation=shift-toward][data-state=hidden]{opacity:0;-webkit-transform:translateY(-20px);transform:translateY(-20px)}.tippy-popper[x-placement^=top] [data-animation=perspective]{-webkit-transform-origin:bottom;transform-origin:bottom}.tippy-popper[x-placement^=top] [data-animation=perspective][data-state=visible]{-webkit-transform:perspective(700px) translateY(-10px);transform:perspective(700px) translateY(-10px)}.tippy-popper[x-placement^=top] [data-animation=perspective][data-state=hidden]{opacity:0;-webkit-transform:perspective(700px) rotateX(60deg);transform:perspective(700px) rotateX(60deg)}.tippy-popper[x-placement^=top] [data-animation=fade][data-state=visible]{-webkit-transform:translateY(-10px);transform:translateY(-10px)}.tippy-popper[x-placement^=top] [data-animation=fade][data-state=hidden]{opacity:0;-webkit-transform:translateY(-10px);transform:translateY(-10px)}.tippy-popper[x-placement^=top] [data-animation=shift-away][data-state=visible]{-webkit-transform:translateY(-10px);transform:translateY(-10px)}.tippy-popper[x-placement^=top] [data-animation=shift-away][data-state=hidden]{opacity:0}.tippy-popper[x-placement^=top] [data-animation=scale]{-webkit-transform-origin:bottom;transform-origin:bottom}.tippy-popper[x-placement^=top] [data-animation=scale][data-state=visible]{-webkit-transform:translateY(-10px);transform:translateY(-10px)}.tippy-popper[x-placement^=top] [data-animation=scale][data-state=hidden]{opacity:0;-webkit-transform:translateY(-10px) scale(.5);transform:translateY(-10px) scale(.5)}.tippy-popper[x-placement^=bottom] .tippy-backdrop{border-radius:0 0 30% 30%}.tippy-popper[x-placement^=bottom] .tippy-roundarrow{top:-7px;-webkit-transform-origin:50% 100%;transform-origin:50% 100%;margin:0 3px}.tippy-popper[x-placement^=bottom] .tippy-roundarrow svg{position:absolute;left:0}.tippy-popper[x-placement^=bottom] .tippy-arrow{border-bottom:8px solid #333;border-right:8px solid transparent;border-left:8px solid transparent;top:-7px;margin:0 3px;-webkit-transform-origin:50% 100%;transform-origin:50% 100%}.tippy-popper[x-placement^=bottom] .tippy-backdrop{-webkit-transform-origin:0 -50%;transform-origin:0 -50%}.tippy-popper[x-placement^=bottom] .tippy-backdrop[data-state=visible]{-webkit-transform:scale(1) translate(-50%,-45%);transform:scale(1) translate(-50%,-45%)}.tippy-popper[x-placement^=bottom] .tippy-backdrop[data-state=hidden]{-webkit-transform:scale(.2) translate(-50%);transform:scale(.2) translate(-50%);opacity:0}.tippy-popper[x-placement^=bottom] [data-animation=shift-toward][data-state=visible]{-webkit-transform:translateY(10px);transform:translateY(10px)}.tippy-popper[x-placement^=bottom] [data-animation=shift-toward][data-state=hidden]{opacity:0;-webkit-transform:translateY(20px);transform:translateY(20px)}.tippy-popper[x-placement^=bottom] [data-animation=perspective]{-webkit-transform-origin:top;transform-origin:top}.tippy-popper[x-placement^=bottom] [data-animation=perspective][data-state=visible]{-webkit-transform:perspective(700px) translateY(10px);transform:perspective(700px) translateY(10px)}.tippy-popper[x-placement^=bottom] [data-animation=perspective][data-state=hidden]{opacity:0;-webkit-transform:perspective(700px) rotateX(-60deg);transform:perspective(700px) rotateX(-60deg)}.tippy-popper[x-placement^=bottom] [data-animation=fade][data-state=visible]{-webkit-transform:translateY(10px);transform:translateY(10px)}.tippy-popper[x-placement^=bottom] [data-animation=fade][data-state=hidden]{opacity:0;-webkit-transform:translateY(10px);transform:translateY(10px)}.tippy-popper[x-placement^=bottom] [data-animation=shift-away][data-state=visible]{-webkit-transform:translateY(10px);transform:translateY(10px)}.tippy-popper[x-placement^=bottom] [data-animation=shift-away][data-state=hidden]{opacity:0}.tippy-popper[x-placement^=bottom] [data-animation=scale]{-webkit-transform-origin:top;transform-origin:top}.tippy-popper[x-placement^=bottom] [data-animation=scale][data-state=visible]{-webkit-transform:translateY(10px);transform:translateY(10px)}.tippy-popper[x-placement^=bottom] [data-animation=scale][data-state=hidden]{opacity:0;-webkit-transform:translateY(10px) scale(.5);transform:translateY(10px) scale(.5)}.tippy-popper[x-placement^=left] .tippy-backdrop{border-radius:50% 0 0 50%}.tippy-popper[x-placement^=left] .tippy-roundarrow{right:-12px;-webkit-transform-origin:33.33333333% 50%;transform-origin:33.33333333% 50%;margin:3px 0}.tippy-popper[x-placement^=left] .tippy-roundarrow svg{position:absolute;left:0;-webkit-transform:rotate(90deg);transform:rotate(90deg)}.tippy-popper[x-placement^=left] .tippy-arrow{border-left:8px solid #333;border-top:8px solid transparent;border-bottom:8px solid transparent;right:-7px;margin:3px 0;-webkit-transform-origin:0 50%;transform-origin:0 50%}.tippy-popper[x-placement^=left] .tippy-backdrop{-webkit-transform-origin:50% 0;transform-origin:50% 0}.tippy-popper[x-placement^=left] .tippy-backdrop[data-state=visible]{-webkit-transform:scale(1) translate(-50%,-50%);transform:scale(1) translate(-50%,-50%)}.tippy-popper[x-placement^=left] .tippy-backdrop[data-state=hidden]{-webkit-transform:scale(.2) translate(-75%,-50%);transform:scale(.2) translate(-75%,-50%);opacity:0}.tippy-popper[x-placement^=left] [data-animation=shift-toward][data-state=visible]{-webkit-transform:translateX(-10px);transform:translateX(-10px)}.tippy-popper[x-placement^=left] [data-animation=shift-toward][data-state=hidden]{opacity:0;-webkit-transform:translateX(-20px);transform:translateX(-20px)}.tippy-popper[x-placement^=left] [data-animation=perspective]{-webkit-transform-origin:right;transform-origin:right}.tippy-popper[x-placement^=left] [data-animation=perspective][data-state=visible]{-webkit-transform:perspective(700px) translateX(-10px);transform:perspective(700px) translateX(-10px)}.tippy-popper[x-placement^=left] [data-animation=perspective][data-state=hidden]{opacity:0;-webkit-transform:perspective(700px) rotateY(-60deg);transform:perspective(700px) rotateY(-60deg)}.tippy-popper[x-placement^=left] [data-animation=fade][data-state=visible]{-webkit-transform:translateX(-10px);transform:translateX(-10px)}.tippy-popper[x-placement^=left] [data-animation=fade][data-state=hidden]{opacity:0;-webkit-transform:translateX(-10px);transform:translateX(-10px)}.tippy-popper[x-placement^=left] [data-animation=shift-away][data-state=visible]{-webkit-transform:translateX(-10px);transform:translateX(-10px)}.tippy-popper[x-placement^=left] [data-animation=shift-away][data-state=hidden]{opacity:0}.tippy-popper[x-placement^=left] [data-animation=scale]{-webkit-transform-origin:right;transform-origin:right}.tippy-popper[x-placement^=left] [data-animation=scale][data-state=visible]{-webkit-transform:translateX(-10px);transform:translateX(-10px)}.tippy-popper[x-placement^=left] [data-animation=scale][data-state=hidden]{opacity:0;-webkit-transform:translateX(-10px) scale(.5);transform:translateX(-10px) scale(.5)}.tippy-popper[x-placement^=right] .tippy-backdrop{border-radius:0 50% 50% 0}.tippy-popper[x-placement^=right] .tippy-roundarrow{left:-12px;-webkit-transform-origin:66.66666666% 50%;transform-origin:66.66666666% 50%;margin:3px 0}.tippy-popper[x-placement^=right] .tippy-roundarrow svg{position:absolute;left:0;-webkit-transform:rotate(-90deg);transform:rotate(-90deg)}.tippy-popper[x-placement^=right] .tippy-arrow{border-right:8px solid #333;border-top:8px solid transparent;border-bottom:8px solid transparent;left:-7px;margin:3px 0;-webkit-transform-origin:100% 50%;transform-origin:100% 50%}.tippy-popper[x-placement^=right] .tippy-backdrop{-webkit-transform-origin:-50% 0;transform-origin:-50% 0}.tippy-popper[x-placement^=right] .tippy-backdrop[data-state=visible]{-webkit-transform:scale(1) translate(-50%,-50%);transform:scale(1) translate(-50%,-50%)}.tippy-popper[x-placement^=right] .tippy-backdrop[data-state=hidden]{-webkit-transform:scale(.2) translate(-25%,-50%);transform:scale(.2) translate(-25%,-50%);opacity:0}.tippy-popper[x-placement^=right] [data-animation=shift-toward][data-state=visible]{-webkit-transform:translateX(10px);transform:translateX(10px)}.tippy-popper[x-placement^=right] [data-animation=shift-toward][data-state=hidden]{opacity:0;-webkit-transform:translateX(20px);transform:translateX(20px)}.tippy-popper[x-placement^=right] [data-animation=perspective]{-webkit-transform-origin:left;transform-origin:left}.tippy-popper[x-placement^=right] [data-animation=perspective][data-state=visible]{-webkit-transform:perspective(700px) translateX(10px);transform:perspective(700px) translateX(10px)}.tippy-popper[x-placement^=right] [data-animation=perspective][data-state=hidden]{opacity:0;-webkit-transform:perspective(700px) rotateY(60deg);transform:perspective(700px) rotateY(60deg)}.tippy-popper[x-placement^=right] [data-animation=fade][data-state=visible]{-webkit-transform:translateX(10px);transform:translateX(10px)}.tippy-popper[x-placement^=right] [data-animation=fade][data-state=hidden]{opacity:0;-webkit-transform:translateX(10px);transform:translateX(10px)}.tippy-popper[x-placement^=right] [data-animation=shift-away][data-state=visible]{-webkit-transform:translateX(10px);transform:translateX(10px)}.tippy-popper[x-placement^=right] [data-animation=shift-away][data-state=hidden]{opacity:0}.tippy-popper[x-placement^=right] [data-animation=scale]{-webkit-transform-origin:left;transform-origin:left}.tippy-popper[x-placement^=right] [data-animation=scale][data-state=visible]{-webkit-transform:translateX(10px);transform:translateX(10px)}.tippy-popper[x-placement^=right] [data-animation=scale][data-state=hidden]{opacity:0;-webkit-transform:translateX(10px) scale(.5);transform:translateX(10px) scale(.5)}.tippy-tooltip{position:relative;color:#fff;border-radius:.25rem;font-size:.875rem;padding:.3125rem .5625rem;line-height:1.4;text-align:center;background-color:#333}.tippy-tooltip[data-size=small]{padding:.1875rem .375rem;font-size:.75rem}.tippy-tooltip[data-size=large]{padding:.375rem .75rem;font-size:1rem}.tippy-tooltip[data-animatefill]{overflow:hidden;background-color:initial}.tippy-tooltip[data-interactive],.tippy-tooltip[data-interactive] .tippy-roundarrow path{pointer-events:auto}.tippy-tooltip[data-inertia][data-state=visible]{transition-timing-function:cubic-bezier(.54,1.5,.38,1.11)}.tippy-tooltip[data-inertia][data-state=hidden]{transition-timing-function:ease}.tippy-arrow,.tippy-roundarrow{position:absolute;width:0;height:0}.tippy-roundarrow{width:18px;height:7px;fill:#333;pointer-events:none}.tippy-backdrop{position:absolute;background-color:#333;border-radius:50%;width:calc(110% + 2rem);left:50%;top:50%;z-index:-1;transition:all cubic-bezier(.46,.1,.52,.98);-webkit-backface-visibility:hidden;backface-visibility:hidden}.tippy-backdrop:after{content:\"\";float:left;padding-top:100%}.tippy-backdrop+.tippy-content{transition-property:opacity;will-change:opacity}.tippy-backdrop+.tippy-content[data-state=hidden]{opacity:0}"; function _extends$1() { _extends$1 = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends$1.apply(this, arguments); } var version = "4.3.5"; var isBrowser$1 = typeof window !== 'undefined' && typeof document !== 'undefined'; var ua = isBrowser$1 ? navigator.userAgent : ''; var isIE$1 = /MSIE |Trident\//.test(ua); var isUCBrowser = /UCBrowser\//.test(ua); var isIOS = isBrowser$1 && /iPhone|iPad|iPod/.test(navigator.platform) && !window.MSStream; var defaultProps = { a11y: true, allowHTML: true, animateFill: true, animation: 'shift-away', appendTo: function appendTo() { return document.body; }, aria: 'describedby', arrow: false, arrowType: 'sharp', boundary: 'scrollParent', content: '', delay: 0, distance: 10, duration: [325, 275], flip: true, flipBehavior: 'flip', flipOnUpdate: false, followCursor: false, hideOnClick: true, ignoreAttributes: false, inertia: false, interactive: false, interactiveBorder: 2, interactiveDebounce: 0, lazy: true, maxWidth: 350, multiple: false, offset: 0, onHidden: function onHidden() {}, onHide: function onHide() {}, onMount: function onMount() {}, onShow: function onShow() {}, onShown: function onShown() {}, onTrigger: function onTrigger() {}, placement: 'top', popperOptions: {}, role: 'tooltip', showOnInit: false, size: 'regular', sticky: false, target: '', theme: 'dark', touch: true, touchHold: false, trigger: 'mouseenter focus', triggerTarget: null, updateDuration: 0, wait: null, zIndex: 9999 /** * If the set() method encounters one of these, the popperInstance must be * recreated */ }; var POPPER_INSTANCE_DEPENDENCIES = ['arrow', 'arrowType', 'boundary', 'distance', 'flip', 'flipBehavior', 'flipOnUpdate', 'offset', 'placement', 'popperOptions']; var elementProto = isBrowser$1 ? Element.prototype : {}; var matches = elementProto.matches || elementProto.matchesSelector || elementProto.webkitMatchesSelector || elementProto.mozMatchesSelector || elementProto.msMatchesSelector; /** * Ponyfill for Array.from - converts iterable values to an array */ function arrayFrom(value) { return [].slice.call(value); } /** * Ponyfill for Element.prototype.closest */ function closest(element, selector) { return closestCallback(element, function (el) { return matches.call(el, selector); }); } /** * Works like Element.prototype.closest, but uses a callback instead */ function closestCallback(element, callback) { while (element) { if (callback(element)) { return element; } element = element.parentElement; } return null; } // Passive event listener config var PASSIVE = { passive: true // Popper `preventOverflow` padding }; var PADDING = 4; // Popper attributes // In Popper v2 these will be `data-*` instead of `x-*` to adhere to HTML5 spec var PLACEMENT_ATTRIBUTE = 'x-placement'; var OUT_OF_BOUNDARIES_ATTRIBUTE = 'x-out-of-boundaries'; // Classes var IOS_CLASS = "tippy-iOS"; var ACTIVE_CLASS = "tippy-active"; var POPPER_CLASS = "tippy-popper"; var TOOLTIP_CLASS = "tippy-tooltip"; var CONTENT_CLASS = "tippy-content"; var BACKDROP_CLASS = "tippy-backdrop"; var ARROW_CLASS = "tippy-arrow"; var ROUND_ARROW_CLASS = "tippy-roundarrow"; // Selectors var POPPER_SELECTOR = ".".concat(POPPER_CLASS); var TOOLTIP_SELECTOR = ".".concat(TOOLTIP_CLASS); var CONTENT_SELECTOR = ".".concat(CONTENT_CLASS); var BACKDROP_SELECTOR = ".".concat(BACKDROP_CLASS); var ARROW_SELECTOR = ".".concat(ARROW_CLASS); var ROUND_ARROW_SELECTOR = ".".concat(ROUND_ARROW_CLASS); var isUsingTouch = false; function onDocumentTouch() { if (isUsingTouch) { return; } isUsingTouch = true; if (isIOS) { document.body.classList.add(IOS_CLASS); } if (window.performance) { document.addEventListener('mousemove', onDocumentMouseMove); } } var lastMouseMoveTime = 0; function onDocumentMouseMove() { var now = performance.now(); // Chrome 60+ is 1 mousemove per animation frame, use 20ms time difference if (now - lastMouseMoveTime < 20) { isUsingTouch = false; document.removeEventListener('mousemove', onDocumentMouseMove); if (!isIOS) { document.body.classList.remove(IOS_CLASS); } } lastMouseMoveTime = now; } function onWindowBlur() { var _document = document, activeElement = _document.activeElement; if (activeElement && activeElement.blur && activeElement._tippy) { activeElement.blur(); } } /** * Adds the needed global event listeners */ function bindGlobalEventListeners() { document.addEventListener('touchstart', onDocumentTouch, PASSIVE); window.addEventListener('blur', onWindowBlur); } var keys = Object.keys(defaultProps); /** * Returns an object of optional props from data-tippy-* attributes */ function getDataAttributeOptions(reference) { return keys.reduce(function (acc, key) { var valueAsString = (reference.getAttribute("data-tippy-".concat(key)) || '').trim(); if (!valueAsString) { return acc; } if (key === 'content') { acc[key] = valueAsString; } else { try { acc[key] = JSON.parse(valueAsString); } catch (e) { acc[key] = valueAsString; } } return acc; }, {}); } /** * Polyfills the virtual reference (plain object) with Element.prototype props * Mutating because DOM elements are mutated, adds `_tippy` property */ function polyfillElementPrototypeProperties(virtualReference) { var polyfills = { isVirtual: true, attributes: virtualReference.attributes || {}, contains: function contains() {}, setAttribute: function setAttribute(key, value) { virtualReference.attributes[key] = value; }, getAttribute: function getAttribute(key) { return virtualReference.attributes[key]; }, removeAttribute: function removeAttribute(key) { delete virtualReference.attributes[key]; }, hasAttribute: function hasAttribute(key) { return key in virtualReference.attributes; }, addEventListener: function addEventListener() {}, removeEventListener: function removeEventListener() {}, classList: { classNames: {}, add: function add(key) { virtualReference.classList.classNames[key] = true; }, remove: function remove(key) { delete virtualReference.classList.classNames[key]; }, contains: function contains(key) { return key in virtualReference.classList.classNames; } } }; for (var key in polyfills) { virtualReference[key] = polyfills[key]; } } /** * Determines if a value is a "bare" virtual element (before mutations done * by `polyfillElementPrototypeProperties()`). JSDOM elements show up as * [object Object], we can check if the value is "element-like" if it has * `addEventListener` */ function isBareVirtualElement(value) { return {}.toString.call(value) === '[object Object]' && !value.addEventListener; } /** * Determines if the value is a reference element */ function isReferenceElement(value) { return !!value._tippy && !matches.call(value, POPPER_SELECTOR); } /** * Safe .hasOwnProperty check, for prototype-less objects */ function hasOwnProperty(obj, key) { return {}.hasOwnProperty.call(obj, key); } /** * Returns an array of elements based on the value */ function getArrayOfElements(value) { if (isSingular(value)) { // TODO: VirtualReference is not compatible to type Element return [value]; } if (value instanceof NodeList) { return arrayFrom(value); } if (Array.isArray(value)) { return value; } try { return arrayFrom(document.querySelectorAll(value)); } catch (e) { return []; } } /** * Returns a value at a given index depending on if it's an array or number */ function getValue(value, index, defaultValue) { if (Array.isArray(value)) { var v = value[index]; return v == null ? defaultValue : v; } return value; } /** * Debounce utility. To avoid bloating bundle size, we're only passing 1 * argument here, a more generic function would pass all arguments. Only * `onMouseMove` uses this which takes the event object for now. */ function debounce$1(fn, ms) { // Avoid wrapping in `setTimeout` if ms is 0 anyway if (ms === 0) { return fn; } var timeout; return function (arg) { clearTimeout(timeout); timeout = setTimeout(function () { fn(arg); }, ms); }; } /** * Prevents errors from being thrown while accessing nested modifier objects * in `popperOptions` */ function getModifier(obj, key) { return obj && obj.modifiers && obj.modifiers[key]; } /** * Determines if an array or string includes a value */ function includes(a, b) { return a.indexOf(b) > -1; } /** * Determines if the value is a real element */ function isRealElement(value) { return value instanceof Element; } /** * Determines if the value is singular-like */ function isSingular(value) { return !!(value && hasOwnProperty(value, 'isVirtual')) || isRealElement(value); } /** * Firefox extensions don't allow setting .innerHTML directly, this will trick it */ function innerHTML() { return 'innerHTML'; } /** * Evaluates a function if one, or returns the value */ function invokeWithArgsOrReturn(value, args) { return typeof value === 'function' ? value.apply(null, args) : value; } /** * Sets a popperInstance `flip` modifier's enabled state */ function setFlipModifierEnabled(modifiers, value) { modifiers.filter(function (m) { return m.name === 'flip'; })[0].enabled = value; } /** * Determines if an element can receive focus * Always returns true for virtual objects */ function canReceiveFocus(element) { return isRealElement(element) ? matches.call(element, 'a[href],area[href],button,details,input,textarea,select,iframe,[tabindex]') && !element.hasAttribute('disabled') : true; } /** * Returns a new `div` element */ function div() { return document.createElement('div'); } /** * Applies a transition duration to a list of elements */ function setTransitionDuration(els, value) { els.forEach(function (el) { if (el) { el.style.transitionDuration = "".concat(value, "ms"); } }); } /** * Sets the visibility state to elements so they can begin to transition */ function setVisibilityState(els, state) { els.forEach(function (el) { if (el) { el.setAttribute('data-state', state); } }); } /** * Evaluates the props object by merging data attributes and * disabling conflicting options where necessary */ function evaluateProps(reference, props) { var out = _extends$1({}, props, { content: invokeWithArgsOrReturn(props.content, [reference]) }, props.ignoreAttributes ? {} : getDataAttributeOptions(reference)); if (out.arrow || isUCBrowser) { out.animateFill = false; } return out; } /** * Validates an object of options with the valid default props object */ function validateOptions(options, defaultProps) { Object.keys(options).forEach(function (option) { if (!hasOwnProperty(defaultProps, option)) { throw new Error("[tippy]: `".concat(option, "` is not a valid option")); } }); } /** * Sets the innerHTML of an element */ function setInnerHTML(element, html) { element[innerHTML()] = isRealElement(html) ? html[innerHTML()] : html; } /** * Sets the content of a tooltip */ function setContent(contentEl, props) { if (isRealElement(props.content)) { setInnerHTML(contentEl, ''); contentEl.appendChild(props.content); } else if (typeof props.content !== 'function') { var key = props.allowHTML ? 'innerHTML' : 'textContent'; contentEl[key] = props.content; } } /** * Returns the child elements of a popper element */ function getChildren(popper) { return { tooltip: popper.querySelector(TOOLTIP_SELECTOR), backdrop: popper.querySelector(BACKDROP_SELECTOR), content: popper.querySelector(CONTENT_SELECTOR), arrow: popper.querySelector(ARROW_SELECTOR) || popper.querySelector(ROUND_ARROW_SELECTOR) }; } /** * Adds `data-inertia` attribute */ function addInertia(tooltip) { tooltip.setAttribute('data-inertia', ''); } /** * Removes `data-inertia` attribute */ function removeInertia(tooltip) { tooltip.removeAttribute('data-inertia'); } /** * Creates an arrow element and returns it */ function createArrowElement(arrowType) { var arrow = div(); if (arrowType === 'round') { arrow.className = ROUND_ARROW_CLASS; setInnerHTML(arrow, ''); } else { arrow.className = ARROW_CLASS; } return arrow; } /** * Creates a backdrop element and returns it */ function createBackdropElement() { var backdrop = div(); backdrop.className = BACKDROP_CLASS; backdrop.setAttribute('data-state', 'hidden'); return backdrop; } /** * Adds interactive-related attributes */ function addInteractive(popper, tooltip) { popper.setAttribute('tabindex', '-1'); tooltip.setAttribute('data-interactive', ''); } /** * Removes interactive-related attributes */ function removeInteractive(popper, tooltip) { popper.removeAttribute('tabindex'); tooltip.removeAttribute('data-interactive'); } /** * Add/remove transitionend listener from tooltip */ function updateTransitionEndListener(tooltip, action, listener) { // UC Browser hasn't adopted the `transitionend` event despite supporting // unprefixed transitions... var eventName = isUCBrowser && document.body.style.webkitTransition !== undefined ? 'webkitTransitionEnd' : 'transitionend'; tooltip[action + 'EventListener'](eventName, listener); } /** * Returns the popper's placement, ignoring shifting (top-start, etc) */ function getBasicPlacement(popper) { var fullPlacement = popper.getAttribute(PLACEMENT_ATTRIBUTE); return fullPlacement ? fullPlacement.split('-')[0] : ''; } /** * Triggers reflow */ function reflow(popper) { void popper.offsetHeight; } /** * Adds/removes theme from tooltip's classList */ function updateTheme(tooltip, action, theme) { theme.split(' ').forEach(function (themeName) { tooltip.classList[action](themeName + '-theme'); }); } /** * Constructs the popper element and returns it */ function createPopperElement(id, props) { var popper = div(); popper.className = POPPER_CLASS; popper.id = "tippy-".concat(id); popper.style.zIndex = '' + props.zIndex; popper.style.position = 'absolute'; popper.style.top = '0'; popper.style.left = '0'; if (props.role) { popper.setAttribute('role', props.role); } var tooltip = div(); tooltip.className = TOOLTIP_CLASS; tooltip.style.maxWidth = props.maxWidth + (typeof props.maxWidth === 'number' ? 'px' : ''); tooltip.setAttribute('data-size', props.size); tooltip.setAttribute('data-animation', props.animation); tooltip.setAttribute('data-state', 'hidden'); updateTheme(tooltip, 'add', props.theme); var content = div(); content.className = CONTENT_CLASS; content.setAttribute('data-state', 'hidden'); if (props.interactive) { addInteractive(popper, tooltip); } if (props.arrow) { tooltip.appendChild(createArrowElement(props.arrowType)); } if (props.animateFill) { tooltip.appendChild(createBackdropElement()); tooltip.setAttribute('data-animatefill', ''); } if (props.inertia) { addInertia(tooltip); } setContent(content, props); tooltip.appendChild(content); popper.appendChild(tooltip); return popper; } /** * Updates the popper element based on the new props */ function updatePopperElement(popper, prevProps, nextProps) { var _getChildren = getChildren(popper), tooltip = _getChildren.tooltip, content = _getChildren.content, backdrop = _getChildren.backdrop, arrow = _getChildren.arrow; popper.style.zIndex = '' + nextProps.zIndex; tooltip.setAttribute('data-size', nextProps.size); tooltip.setAttribute('data-animation', nextProps.animation); tooltip.style.maxWidth = nextProps.maxWidth + (typeof nextProps.maxWidth === 'number' ? 'px' : ''); if (nextProps.role) { popper.setAttribute('role', nextProps.role); } else { popper.removeAttribute('role'); } if (prevProps.content !== nextProps.content) { setContent(content, nextProps); } // animateFill if (!prevProps.animateFill && nextProps.animateFill) { tooltip.appendChild(createBackdropElement()); tooltip.setAttribute('data-animatefill', ''); } else if (prevProps.animateFill && !nextProps.animateFill) { tooltip.removeChild(backdrop); tooltip.removeAttribute('data-animatefill'); } // arrow if (!prevProps.arrow && nextProps.arrow) { tooltip.appendChild(createArrowElement(nextProps.arrowType)); } else if (prevProps.arrow && !nextProps.arrow) { tooltip.removeChild(arrow); } // arrowType if (prevProps.arrow && nextProps.arrow && prevProps.arrowType !== nextProps.arrowType) { tooltip.replaceChild(createArrowElement(nextProps.arrowType), arrow); } // interactive if (!prevProps.interactive && nextProps.interactive) { addInteractive(popper, tooltip); } else if (prevProps.interactive && !nextProps.interactive) { removeInteractive(popper, tooltip); } // inertia if (!prevProps.inertia && nextProps.inertia) { addInertia(tooltip); } else if (prevProps.inertia && !nextProps.inertia) { removeInertia(tooltip); } // theme if (prevProps.theme !== nextProps.theme) { updateTheme(tooltip, 'remove', prevProps.theme); updateTheme(tooltip, 'add', nextProps.theme); } } /** * Hides all visible poppers on the document */ function hideAll() { var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}, excludedReferenceOrInstance = _ref.exclude, duration = _ref.duration; arrayFrom(document.querySelectorAll(POPPER_SELECTOR)).forEach(function (popper) { var instance = popper._tippy; if (instance) { var isExcluded = false; if (excludedReferenceOrInstance) { isExcluded = isReferenceElement(excludedReferenceOrInstance) ? instance.reference === excludedReferenceOrInstance : popper === excludedReferenceOrInstance.popper; } if (!isExcluded) { instance.hide(duration); } } }); } /** * Determines if the mouse cursor is outside of the popper's interactive border * region */ function isCursorOutsideInteractiveBorder(popperPlacement, popperRect, event, props) { if (!popperPlacement) { return true; } var x = event.clientX, y = event.clientY; var interactiveBorder = props.interactiveBorder, distance = props.distance; var exceedsTop = popperRect.top - y > (popperPlacement === 'top' ? interactiveBorder + distance : interactiveBorder); var exceedsBottom = y - popperRect.bottom > (popperPlacement === 'bottom' ? interactiveBorder + distance : interactiveBorder); var exceedsLeft = popperRect.left - x > (popperPlacement === 'left' ? interactiveBorder + distance : interactiveBorder); var exceedsRight = x - popperRect.right > (popperPlacement === 'right' ? interactiveBorder + distance : interactiveBorder); return exceedsTop || exceedsBottom || exceedsLeft || exceedsRight; } /** * Returns the distance offset, taking into account the default offset due to * the transform: translate() rule (10px) in CSS */ function getOffsetDistanceInPx(distance) { return -(distance - 10) + 'px'; } var idCounter = 1; // Workaround for IE11's lack of new MouseEvent constructor var mouseMoveListeners = []; /** * Creates and returns a Tippy object. We're using a closure pattern instead of * a class so that the exposed object API is clean without private members * prefixed with `_`. */ function createTippy(reference, collectionProps) { var props = evaluateProps(reference, collectionProps); // If the reference shouldn't have multiple tippys, return null early if (!props.multiple && reference._tippy) { return null; } /* ======================= 🔒 Private members 🔒 ======================= */ var lastTriggerEventType; var lastMouseMoveEvent; var showTimeoutId; var hideTimeoutId; var scheduleHideAnimationFrameId; var isScheduledToShow = false; var isBeingDestroyed = false; var previousPlacement; var wasVisibleDuringPreviousUpdate = false; var hasMountCallbackRun = false; var currentMountCallback; var currentTransitionEndListener; var listeners = []; var currentComputedPadding; var debouncedOnMouseMove = debounce$1(onMouseMove, props.interactiveDebounce); /* ======================= 🔑 Public members 🔑 ======================= */ var id = idCounter++; var popper = createPopperElement(id, props); var popperChildren = getChildren(popper); var popperInstance = null; var state = { // Is the instance currently enabled? isEnabled: true, // Is the tippy currently showing and not transitioning out? isVisible: false, // Has the instance been destroyed? isDestroyed: false, // Is the tippy currently mounted to the DOM? isMounted: false, // Has the tippy finished transitioning in? isShown: false }; var instance = { // properties id: id, reference: reference, popper: popper, popperChildren: popperChildren, popperInstance: popperInstance, props: props, state: state, // methods clearDelayTimeouts: clearDelayTimeouts, set: set, setContent: setContent, show: show, hide: hide, enable: enable, disable: disable, destroy: destroy /* ==================== Initial instance mutations =================== */ }; reference._tippy = instance; popper._tippy = instance; addTriggersToReference(); if (!props.lazy) { createPopperInstance(); } if (props.showOnInit) { scheduleShow(); } // Ensure the event listeners target can receive focus if (props.a11y && !props.target && !canReceiveFocus(getEventListenersTarget())) { getEventListenersTarget().setAttribute('tabindex', '0'); } // Prevent a tippy with a delay from hiding if the cursor left then returned // before it started hiding popper.addEventListener('mouseenter', function (event) { if (instance.props.interactive && instance.state.isVisible && lastTriggerEventType === 'mouseenter') { // We don't want props.onTrigger() to be called here, since the `event` // object is not related to the reference element scheduleShow(event, true); } }); popper.addEventListener('mouseleave', function () { if (instance.props.interactive && lastTriggerEventType === 'mouseenter') { document.addEventListener('mousemove', debouncedOnMouseMove); } }); return instance; /* ======================= 🔒 Private methods 🔒 ======================= */ /** * Removes the follow cursor listener */ function removeFollowCursorListener() { document.removeEventListener('mousemove', positionVirtualReferenceNearCursor); } /** * Cleans up interactive mouse listeners */ function cleanupInteractiveMouseListeners() { document.body.removeEventListener('mouseleave', scheduleHide); document.removeEventListener('mousemove', debouncedOnMouseMove); mouseMoveListeners = mouseMoveListeners.filter(function (listener) { return listener !== debouncedOnMouseMove; }); } /** * Returns correct target used for event listeners */ function getEventListenersTarget() { return instance.props.triggerTarget || reference; } /** * Adds the document click event listener for the instance */ function addDocumentClickListener() { document.addEventListener('click', onDocumentClick, true); } /** * Removes the document click event listener for the instance */ function removeDocumentClickListener() { document.removeEventListener('click', onDocumentClick, true); } /** * Returns transitionable inner elements used in show/hide methods */ function getTransitionableElements() { return [instance.popperChildren.tooltip, instance.popperChildren.backdrop, instance.popperChildren.content]; } /** * Determines if the instance is in `followCursor` mode. * NOTE: in v5, touch devices will use `initial` behavior no matter the value. */ function getIsInLooseFollowCursorMode() { var followCursor = instance.props.followCursor; return followCursor && lastTriggerEventType !== 'focus' || isUsingTouch && followCursor === 'initial'; } /** * Updates the tooltip's position on each animation frame */ function makeSticky() { setTransitionDuration([popper], isIE$1 ? 0 : instance.props.updateDuration); var prevRefRect = reference.getBoundingClientRect(); function updatePosition() { var currentRefRect = reference.getBoundingClientRect(); // Only schedule an update if the reference rect has changed if (prevRefRect.top !== currentRefRect.top || prevRefRect.right !== currentRefRect.right || prevRefRect.bottom !== currentRefRect.bottom || prevRefRect.left !== currentRefRect.left) { instance.popperInstance.scheduleUpdate(); } prevRefRect = currentRefRect; if (instance.state.isMounted) { requestAnimationFrame(updatePosition); } } updatePosition(); } /** * Invokes a callback once the tooltip has fully transitioned out */ function onTransitionedOut(duration, callback) { onTransitionEnd(duration, function () { if (!instance.state.isVisible && popper.parentNode && popper.parentNode.contains(popper)) { callback(); } }); } /** * Invokes a callback once the tooltip has fully transitioned in */ function onTransitionedIn(duration, callback) { onTransitionEnd(duration, callback); } /** * Invokes a callback once the tooltip's CSS transition ends */ function onTransitionEnd(duration, callback) { var tooltip = instance.popperChildren.tooltip; /** * Listener added as the `transitionend` handler */ function listener(event) { if (event.target === tooltip) { updateTransitionEndListener(tooltip, 'remove', listener); callback(); } } // Make callback synchronous if duration is 0 // `transitionend` won't fire otherwise if (duration === 0) { return callback(); } updateTransitionEndListener(tooltip, 'remove', currentTransitionEndListener); updateTransitionEndListener(tooltip, 'add', listener); currentTransitionEndListener = listener; } /** * Adds an event listener to the reference and stores it in `listeners` */ function on(eventType, handler) { var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false; getEventListenersTarget().addEventListener(eventType, handler, options); listeners.push({ eventType: eventType, handler: handler, options: options }); } /** * Adds event listeners to the reference based on the `trigger` prop */ function addTriggersToReference() { if (instance.props.touchHold && !instance.props.target) { on('touchstart', onTrigger, PASSIVE); on('touchend', onMouseLeave, PASSIVE); } instance.props.trigger.trim().split(' ').forEach(function (eventType) { if (eventType === 'manual') { return; } // Non-delegates if (!instance.props.target) { on(eventType, onTrigger); switch (eventType) { case 'mouseenter': on('mouseleave', onMouseLeave); break; case 'focus': on(isIE$1 ? 'focusout' : 'blur', onBlur); break; } } else { // Delegates switch (eventType) { case 'mouseenter': on('mouseover', onDelegateShow); on('mouseout', onDelegateHide); break; case 'focus': on('focusin', onDelegateShow); on('focusout', onDelegateHide); break; case 'click': on(eventType, onDelegateShow); break; } } }); } /** * Removes event listeners from the reference */ function removeTriggersFromReference() { listeners.forEach(function (_ref) { var eventType = _ref.eventType, handler = _ref.handler, options = _ref.options; getEventListenersTarget().removeEventListener(eventType, handler, options); }); listeners = []; } /** * Positions the virtual reference near the cursor */ function positionVirtualReferenceNearCursor(event) { var _lastMouseMoveEvent = lastMouseMoveEvent = event, x = _lastMouseMoveEvent.clientX, y = _lastMouseMoveEvent.clientY; // Gets set once popperInstance `onCreate` has been called if (!currentComputedPadding) { return; } // If the instance is interactive, avoid updating the position unless it's // over the reference element var isCursorOverReference = closestCallback(event.target, function (el) { return el === reference; }); var rect = reference.getBoundingClientRect(); var followCursor = instance.props.followCursor; var isHorizontal = followCursor === 'horizontal'; var isVertical = followCursor === 'vertical'; // The virtual reference needs some size to prevent itself from overflowing var isVerticalPlacement = includes(['top', 'bottom'], getBasicPlacement(popper)); var fullPlacement = popper.getAttribute(PLACEMENT_ATTRIBUTE); var isVariation = fullPlacement ? !!fullPlacement.split('-')[1] : false; var size = isVerticalPlacement ? popper.offsetWidth : popper.offsetHeight; var halfSize = size / 2; var verticalIncrease = isVerticalPlacement ? 0 : isVariation ? size : halfSize; var horizontalIncrease = isVerticalPlacement ? isVariation ? size : halfSize : 0; if (isCursorOverReference || !instance.props.interactive) { instance.popperInstance.reference = _extends$1({}, instance.popperInstance.reference, { // This will exist in next Popper.js feature release to fix #532 // @ts-ignore referenceNode: reference, // These `client` values don't get used by Popper.js if they are 0 clientWidth: 0, clientHeight: 0, getBoundingClientRect: function getBoundingClientRect() { return { width: isVerticalPlacement ? size : 0, height: isVerticalPlacement ? 0 : size, top: (isHorizontal ? rect.top : y) - verticalIncrease, bottom: (isHorizontal ? rect.bottom : y) + verticalIncrease, left: (isVertical ? rect.left : x) - horizontalIncrease, right: (isVertical ? rect.right : x) + horizontalIncrease }; } }); instance.popperInstance.update(); } if (followCursor === 'initial' && instance.state.isVisible) { removeFollowCursorListener(); } } /** * Creates the tippy instance for a delegate when it's been triggered */ function createDelegateChildTippy(event) { if (event) { var targetEl = closest(event.target, instance.props.target); if (targetEl && !targetEl._tippy) { createTippy(targetEl, _extends$1({}, instance.props, { content: invokeWithArgsOrReturn(collectionProps.content, [targetEl]), appendTo: collectionProps.appendTo, target: '', showOnInit: true })); } } } /** * Event listener invoked upon trigger */ function onTrigger(event) { if (!instance.state.isEnabled || isEventListenerStopped(event)) { return; } if (!instance.state.isVisible) { lastTriggerEventType = event.type; if (event instanceof MouseEvent) { lastMouseMoveEvent = event; // If scrolling, `mouseenter` events can be fired if the cursor lands // over a new target, but `mousemove` events don't get fired. This // causes interactive tooltips to get stuck open until the cursor is // moved mouseMoveListeners.forEach(function (listener) { return listener(event); }); } } // Toggle show/hide when clicking click-triggered tooltips if (event.type === 'click' && instance.props.hideOnClick !== false && instance.state.isVisible) { scheduleHide(); } else { scheduleShow(event); } } /** * Event listener used for interactive tooltips to detect when they should * hide */ function onMouseMove(event) { var isCursorOverPopper = closest(event.target, POPPER_SELECTOR) === popper; var isCursorOverReference = closestCallback(event.target, function (el) { return el === reference; }); if (isCursorOverPopper || isCursorOverReference) { return; } if (isCursorOutsideInteractiveBorder(getBasicPlacement(popper), popper.getBoundingClientRect(), event, instance.props)) { cleanupInteractiveMouseListeners(); scheduleHide(); } } /** * Event listener invoked upon mouseleave */ function onMouseLeave(event) { if (isEventListenerStopped(event)) { return; } if (instance.props.interactive) { document.body.addEventListener('mouseleave', scheduleHide); document.addEventListener('mousemove', debouncedOnMouseMove); mouseMoveListeners.push(debouncedOnMouseMove); return; } scheduleHide(); } /** * Event listener invoked upon blur */ function onBlur(event) { if (event.target !== getEventListenersTarget()) { return; } if (instance.props.interactive && event.relatedTarget && popper.contains(event.relatedTarget)) { return; } scheduleHide(); } /** * Event listener invoked when a child target is triggered */ function onDelegateShow(event) { if (closest(event.target, instance.props.target)) { scheduleShow(event); } } /** * Event listener invoked when a child target should hide */ function onDelegateHide(event) { if (closest(event.target, instance.props.target)) { scheduleHide(); } } /** * Determines if an event listener should stop further execution due to the * `touchHold` option */ function isEventListenerStopped(event) { var supportsTouch = 'ontouchstart' in window; var isTouchEvent = includes(event.type, 'touch'); var touchHold = instance.props.touchHold; return supportsTouch && isUsingTouch && touchHold && !isTouchEvent || isUsingTouch && !touchHold && isTouchEvent; } /** * Runs the mount callback */ function runMountCallback() { if (!hasMountCallbackRun && currentMountCallback) { hasMountCallbackRun = true; reflow(popper); currentMountCallback(); } } /** * Creates the popper instance for the instance */ function createPopperInstance() { var popperOptions = instance.props.popperOptions; var _instance$popperChild = instance.popperChildren, tooltip = _instance$popperChild.tooltip, arrow = _instance$popperChild.arrow; var preventOverflowModifier = getModifier(popperOptions, 'preventOverflow'); function applyMutations(data) { if (instance.props.flip && !instance.props.flipOnUpdate) { if (data.flipped) { instance.popperInstance.options.placement = data.placement; } setFlipModifierEnabled(instance.popperInstance.modifiers, false); } // Apply all of the popper's attributes to the tootip node as well. // Allows users to avoid using the .tippy-popper selector for themes. tooltip.setAttribute(PLACEMENT_ATTRIBUTE, data.placement); if (data.attributes[OUT_OF_BOUNDARIES_ATTRIBUTE] !== false) { tooltip.setAttribute(OUT_OF_BOUNDARIES_ATTRIBUTE, ''); } else { tooltip.removeAttribute(OUT_OF_BOUNDARIES_ATTRIBUTE); } // Prevents a transition when changing placements (while tippy is visible) // for scroll/resize updates if (previousPlacement && previousPlacement !== data.placement && wasVisibleDuringPreviousUpdate) { tooltip.style.transition = 'none'; requestAnimationFrame(function () { tooltip.style.transition = ''; }); } previousPlacement = data.placement; wasVisibleDuringPreviousUpdate = instance.state.isVisible; var basicPlacement = getBasicPlacement(popper); var styles = tooltip.style; // Account for the `distance` offset styles.top = styles.bottom = styles.left = styles.right = ''; styles[basicPlacement] = getOffsetDistanceInPx(instance.props.distance); var padding = preventOverflowModifier && preventOverflowModifier.padding !== undefined ? preventOverflowModifier.padding : PADDING; var isPaddingNumber = typeof padding === 'number'; var computedPadding = _extends$1({ top: isPaddingNumber ? padding : padding.top, bottom: isPaddingNumber ? padding : padding.bottom, left: isPaddingNumber ? padding : padding.left, right: isPaddingNumber ? padding : padding.right }, !isPaddingNumber && padding); computedPadding[basicPlacement] = isPaddingNumber ? padding + instance.props.distance : (padding[basicPlacement] || 0) + instance.props.distance; instance.popperInstance.modifiers.filter(function (m) { return m.name === 'preventOverflow'; })[0].padding = computedPadding; currentComputedPadding = computedPadding; } var config = _extends$1({ eventsEnabled: false, placement: instance.props.placement }, popperOptions, { modifiers: _extends$1({}, popperOptions ? popperOptions.modifiers : {}, { preventOverflow: _extends$1({ boundariesElement: instance.props.boundary, padding: PADDING }, preventOverflowModifier), arrow: _extends$1({ element: arrow, enabled: !!arrow }, getModifier(popperOptions, 'arrow')), flip: _extends$1({ enabled: instance.props.flip, // The tooltip is offset by 10px from the popper in CSS, // we need to account for its distance padding: instance.props.distance + PADDING, behavior: instance.props.flipBehavior }, getModifier(popperOptions, 'flip')), offset: _extends$1({ offset: instance.props.offset }, getModifier(popperOptions, 'offset')) }), onCreate: function onCreate(data) { applyMutations(data); runMountCallback(); if (popperOptions && popperOptions.onCreate) { popperOptions.onCreate(data); } }, onUpdate: function onUpdate(data) { applyMutations(data); runMountCallback(); if (popperOptions && popperOptions.onUpdate) { popperOptions.onUpdate(data); } } }); instance.popperInstance = new Popper(reference, popper, config); } /** * Mounts the tooltip to the DOM */ function mount() { hasMountCallbackRun = false; var isInLooseFollowCursorMode = getIsInLooseFollowCursorMode(); if (instance.popperInstance) { setFlipModifierEnabled(instance.popperInstance.modifiers, instance.props.flip); if (!isInLooseFollowCursorMode) { instance.popperInstance.reference = reference; instance.popperInstance.enableEventListeners(); } instance.popperInstance.scheduleUpdate(); } else { createPopperInstance(); if (!isInLooseFollowCursorMode) { instance.popperInstance.enableEventListeners(); } } var appendTo = instance.props.appendTo; var parentNode = appendTo === 'parent' ? reference.parentNode : invokeWithArgsOrReturn(appendTo, [reference]); if (!parentNode.contains(popper)) { parentNode.appendChild(popper); instance.props.onMount(instance); instance.state.isMounted = true; } } /** * Setup before show() is invoked (delays, etc.) */ function scheduleShow(event, shouldAvoidCallingOnTrigger) { clearDelayTimeouts(); if (instance.state.isVisible) { return; } // Is a delegate, create an instance for the child target if (instance.props.target) { return createDelegateChildTippy(event); } isScheduledToShow = true; if (event && !shouldAvoidCallingOnTrigger) { instance.props.onTrigger(instance, event); } if (instance.props.wait) { return instance.props.wait(instance, event); } // If the tooltip has a delay, we need to be listening to the mousemove as // soon as the trigger event is fired, so that it's in the correct position // upon mount. // Edge case: if the tooltip is still mounted, but then scheduleShow() is // called, it causes a jump. if (getIsInLooseFollowCursorMode() && !instance.state.isMounted) { if (!instance.popperInstance) { createPopperInstance(); } document.addEventListener('mousemove', positionVirtualReferenceNearCursor); } addDocumentClickListener(); var delay = getValue(instance.props.delay, 0, defaultProps.delay); if (delay) { showTimeoutId = setTimeout(function () { show(); }, delay); } else { show(); } } /** * Setup before hide() is invoked (delays, etc.) */ function scheduleHide() { clearDelayTimeouts(); if (!instance.state.isVisible) { removeFollowCursorListener(); removeDocumentClickListener(); return; } isScheduledToShow = false; var delay = getValue(instance.props.delay, 1, defaultProps.delay); if (delay) { hideTimeoutId = setTimeout(function () { if (instance.state.isVisible) { hide(); } }, delay); } else { // Fixes a `transitionend` problem when it fires 1 frame too // late sometimes, we don't want hide() to be called. scheduleHideAnimationFrameId = requestAnimationFrame(function () { hide(); }); } } /** * Listener to handle clicks on the document to determine if the * instance should hide */ function onDocumentClick(event) { // Clicked on interactive popper if (instance.props.interactive && popper.contains(event.target)) { return; } // Clicked on the event listeners target if (getEventListenersTarget().contains(event.target)) { if (isUsingTouch) { return; } if (instance.state.isVisible && includes(instance.props.trigger, 'click')) { return; } } if (instance.props.hideOnClick === true) { clearDelayTimeouts(); hide(); } } /* ======================= 🔑 Public methods 🔑 ======================= */ /** * Enables the instance to allow it to show or hide */ function enable() { instance.state.isEnabled = true; } /** * Disables the instance to disallow it to show or hide */ function disable() { instance.state.isEnabled = false; } /** * Clears pending timeouts related to the `delay` prop if any */ function clearDelayTimeouts() { clearTimeout(showTimeoutId); clearTimeout(hideTimeoutId); cancelAnimationFrame(scheduleHideAnimationFrameId); } /** * Sets new props for the instance and redraws the tooltip */ function set(options) { // Backwards-compatible after TypeScript change options = options || {}; validateOptions(options, defaultProps); removeTriggersFromReference(); var prevProps = instance.props; var nextProps = evaluateProps(reference, _extends$1({}, instance.props, {}, options, { ignoreAttributes: true })); nextProps.ignoreAttributes = hasOwnProperty(options, 'ignoreAttributes') ? options.ignoreAttributes || false : prevProps.ignoreAttributes; instance.props = nextProps; addTriggersToReference(); cleanupInteractiveMouseListeners(); debouncedOnMouseMove = debounce$1(onMouseMove, nextProps.interactiveDebounce); updatePopperElement(popper, prevProps, nextProps); instance.popperChildren = getChildren(popper); if (instance.popperInstance) { if (POPPER_INSTANCE_DEPENDENCIES.some(function (prop) { return hasOwnProperty(options, prop) && options[prop] !== prevProps[prop]; })) { instance.popperInstance.destroy(); createPopperInstance(); if (instance.state.isVisible) { instance.popperInstance.enableEventListeners(); } if (instance.props.followCursor && lastMouseMoveEvent) { positionVirtualReferenceNearCursor(lastMouseMoveEvent); } } else { instance.popperInstance.update(); } } } /** * Shortcut for .set({ content: newContent }) */ function setContent(content) { set({ content: content }); } /** * Shows the tooltip */ function show() { var duration = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : getValue(instance.props.duration, 0, defaultProps.duration[1]); if (instance.state.isDestroyed || !instance.state.isEnabled || isUsingTouch && !instance.props.touch) { return; } // Standardize `disabled` behavior across browsers. // Firefox allows events on disabled elements, but Chrome doesn't. // Using a wrapper element (i.e. ) is recommended. if (getEventListenersTarget().hasAttribute('disabled')) { return; } if (instance.props.onShow(instance) === false) { return; } addDocumentClickListener(); popper.style.visibility = 'visible'; instance.state.isVisible = true; if (instance.props.interactive) { getEventListenersTarget().classList.add(ACTIVE_CLASS); } // Prevent a transition if the popper is at the opposite placement var transitionableElements = getTransitionableElements(); setTransitionDuration(transitionableElements.concat(popper), 0); currentMountCallback = function currentMountCallback() { if (!instance.state.isVisible) { return; } var isInLooseFollowCursorMode = getIsInLooseFollowCursorMode(); if (isInLooseFollowCursorMode && lastMouseMoveEvent) { positionVirtualReferenceNearCursor(lastMouseMoveEvent); } else if (!isInLooseFollowCursorMode) { // Double update will apply correct mutations instance.popperInstance.update(); } if (instance.popperChildren.backdrop) { instance.popperChildren.content.style.transitionDelay = Math.round(duration / 12) + 'ms'; } if (instance.props.sticky) { makeSticky(); } setTransitionDuration([popper], instance.props.updateDuration); setTransitionDuration(transitionableElements, duration); setVisibilityState(transitionableElements, 'visible'); onTransitionedIn(duration, function () { if (instance.props.aria) { getEventListenersTarget().setAttribute("aria-".concat(instance.props.aria), popper.id); } instance.props.onShown(instance); instance.state.isShown = true; }); }; mount(); } /** * Hides the tooltip */ function hide() { var duration = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : getValue(instance.props.duration, 1, defaultProps.duration[1]); if (instance.state.isDestroyed || !instance.state.isEnabled && !isBeingDestroyed) { return; } if (instance.props.onHide(instance) === false && !isBeingDestroyed) { return; } removeDocumentClickListener(); popper.style.visibility = 'hidden'; instance.state.isVisible = false; instance.state.isShown = false; wasVisibleDuringPreviousUpdate = false; if (instance.props.interactive) { getEventListenersTarget().classList.remove(ACTIVE_CLASS); } var transitionableElements = getTransitionableElements(); setTransitionDuration(transitionableElements, duration); setVisibilityState(transitionableElements, 'hidden'); onTransitionedOut(duration, function () { if (!isScheduledToShow) { removeFollowCursorListener(); } if (instance.props.aria) { getEventListenersTarget().removeAttribute("aria-".concat(instance.props.aria)); } instance.popperInstance.disableEventListeners(); instance.popperInstance.options.placement = instance.props.placement; popper.parentNode.removeChild(popper); instance.props.onHidden(instance); instance.state.isMounted = false; }); } /** * Destroys the tooltip */ function destroy(destroyTargetInstances) { if (instance.state.isDestroyed) { return; } isBeingDestroyed = true; // If the popper is currently mounted to the DOM, we want to ensure it gets // hidden and unmounted instantly upon destruction if (instance.state.isMounted) { hide(0); } removeTriggersFromReference(); delete reference._tippy; var target = instance.props.target; if (target && destroyTargetInstances && isRealElement(reference)) { arrayFrom(reference.querySelectorAll(target)).forEach(function (child) { if (child._tippy) { child._tippy.destroy(); } }); } if (instance.popperInstance) { instance.popperInstance.destroy(); } isBeingDestroyed = false; instance.state.isDestroyed = true; } } /** * Groups an array of instances by taking control of their props during * certain lifecycles. */ function group(instances) { var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, _ref$delay = _ref.delay, delay = _ref$delay === void 0 ? instances[0].props.delay : _ref$delay, _ref$duration = _ref.duration, duration = _ref$duration === void 0 ? 0 : _ref$duration; var isAnyTippyOpen = false; instances.forEach(function (instance) { if (instance._originalProps) { instance.set(instance._originalProps); } else { instance._originalProps = _extends$1({}, instance.props); } }); function setIsAnyTippyOpen(value) { isAnyTippyOpen = value; updateInstances(); } function onShow(instance) { instance._originalProps.onShow(instance); instances.forEach(function (instance) { instance.set({ duration: duration }); if (instance.state.isVisible) { instance.hide(); } }); setIsAnyTippyOpen(true); } function onHide(instance) { instance._originalProps.onHide(instance); setIsAnyTippyOpen(false); } function onShown(instance) { instance._originalProps.onShown(instance); instance.set({ duration: instance._originalProps.duration }); } function updateInstances() { instances.forEach(function (instance) { instance.set({ onShow: onShow, onShown: onShown, onHide: onHide, delay: isAnyTippyOpen ? [0, Array.isArray(delay) ? delay[1] : delay] : delay, duration: isAnyTippyOpen ? duration : instance._originalProps.duration }); }); } updateInstances(); } var globalEventListenersBound = false; /** * Exported module */ function tippy(targets, options) { validateOptions(options || {}, defaultProps); if (!globalEventListenersBound) { bindGlobalEventListeners(); globalEventListenersBound = true; } var props = _extends$1({}, defaultProps, {}, options); // If they are specifying a virtual positioning reference, we need to polyfill // some native DOM props if (isBareVirtualElement(targets)) { polyfillElementPrototypeProperties(targets); } var instances = getArrayOfElements(targets).reduce(function (acc, reference) { var instance = reference && createTippy(reference, props); if (instance) { acc.push(instance); } return acc; }, []); return isSingular(targets) ? instances[0] : instances; } /** * Static props */ tippy.version = version; tippy.defaults = defaultProps; /** * Static methods */ tippy.setDefaults = function (partialDefaults) { Object.keys(partialDefaults).forEach(function (key) { // @ts-ignore defaultProps[key] = partialDefaults[key]; }); }; tippy.hideAll = hideAll; tippy.group = group; /** * Auto-init tooltips for elements with a `data-tippy="..."` attribute */ function autoInit() { arrayFrom(document.querySelectorAll('[data-tippy]')).forEach(function (el) { var content = el.getAttribute('data-tippy'); if (content) { tippy(el, { content: content }); } }); } if (isBrowser$1) { setTimeout(autoInit); } /** * Injects a string of CSS styles to a style node in */ function injectCSS(css) { if (isBrowser$1) { var style = document.createElement('style'); style.type = 'text/css'; style.textContent = css; style.setAttribute('data-tippy-stylesheet', ''); var head = document.head; var firstStyleOrLinkTag = head.querySelector('style,link'); if (firstStyleOrLinkTag) { head.insertBefore(style, firstStyleOrLinkTag); } else { head.appendChild(style); } } } injectCSS(css); var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {}; function createCommonjsModule(fn, module) { return module = { exports: {} }, fn(module, module.exports), module.exports; } var humps = createCommonjsModule(function (module) { (function(global) { var _processKeys = function(convert, obj, options) { if(!_isObject(obj) || _isDate(obj) || _isRegExp(obj) || _isBoolean(obj) || _isFunction(obj)) { return obj; } var output, i = 0, l = 0; if(_isArray(obj)) { output = []; for(l=obj.length; i 0) { elm = this.$refs.trigger; } else { elm = this.$el.parentElement; } } if (!elm) { return; } var tip = tippy(elm, this.getOptions()); if (!tip) { return; } if (Array.isArray(tip)) { if (tip.length > 0) { this.tip = tip[0]; } else { return; } } this.tip = tip; this.$emit("onCreate", this.tip); this.$emit("init", this.tip); if (this.enabled === false) { this.tip.disable(); } if (this.isManualTrigger && this.visible === true) { this.tip.show(); } }, tippy: function tippy() { return this.tip; }, filterOptions: function filterOptions() { var getValue = function getValue(key, value) { if (booleanProps.hasOwnProperty(key)) { if (value === "") return true; if (value === "false") return false; if (value === "true") return true; } return value; }; for (var _i = 0, _Object$keys = Object.keys(this.options); _i < _Object$keys.length; _i++) { var key = _Object$keys[_i]; if (!defaultProps$1.hasOwnProperty(key)) { // We're replacing this.options anyway, we don't have to worry about modifying the object delete this.options[key]; } else { this.options[key] = getValue(key, this.options[key]); } } return this.options; }, getOptions: function getOptions() { var _this = this; Object.assign(this.options, humps.camelizeKeys(this.$attrs)); this.filterOptions(); if (!this.options.onShow && this.$listeners && this.$listeners["show"]) { this.options.onShow = function () { var _this$$listeners$show; return (_this$$listeners$show = _this.$listeners["show"]).fns.apply(_this$$listeners$show, arguments); }; } if (!this.options.onShown) { this.options.onShown = function () { for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { args[_key] = arguments[_key]; } _this.$emit.apply(_this, ["shown"].concat(args)); }; } if (!this.options.onHidden) { this.options.onHidden = function () { for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { args[_key2] = arguments[_key2]; } _this.$emit.apply(_this, ["hidden"].concat(args)); }; } if (!this.options.onHide && this.$listeners && this.$listeners["hide"]) { this.options.onHide = function () { var _this$$listeners$hide; return (_this$$listeners$hide = _this.$listeners["hide"]).fns.apply(_this$$listeners$hide, arguments); }; } if (!this.options.onMount) { this.options.onMount = function () { for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { args[_key3] = arguments[_key3]; } _this.$emit.apply(_this, ["mount"].concat(args)); }; } if (!this.options.hasOwnProperty("content")) { this.options.content = this.content ? this.content : this.$refs.content; } this.options.triggerTarget = this.triggerTarget; return this.options; } } }; function normalizeComponent(template, style, script, scopeId, isFunctionalTemplate, moduleIdentifier /* server only */ , shadowMode, createInjector, createInjectorSSR, createInjectorShadow) { if (typeof shadowMode !== 'boolean') { createInjectorSSR = createInjector; createInjector = shadowMode; shadowMode = false; } // Vue.extend constructor export interop. var options = typeof script === 'function' ? script.options : script; // render functions if (template && template.render) { options.render = template.render; options.staticRenderFns = template.staticRenderFns; options._compiled = true; // functional template if (isFunctionalTemplate) { options.functional = true; } } // scopedId if (scopeId) { options._scopeId = scopeId; } var hook; if (moduleIdentifier) { // server build hook = function hook(context) { // 2.3 injection context = context || // cached call this.$vnode && this.$vnode.ssrContext || // stateful this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext; // functional // 2.2 with runInNewContext: true if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') { context = __VUE_SSR_CONTEXT__; } // inject component styles if (style) { style.call(this, createInjectorSSR(context)); } // register component module identifier for async chunk inference if (context && context._registeredComponents) { context._registeredComponents.add(moduleIdentifier); } }; // used by ssr in case component is cached and beforeCreate // never gets called options._ssrRegister = hook; } else if (style) { hook = shadowMode ? function () { style.call(this, createInjectorShadow(this.$root.$options.shadowRoot)); } : function (context) { style.call(this, createInjector(context)); }; } if (hook) { if (options.functional) { // register for functional component in vue file var originalRender = options.render; options.render = function renderWithStyleInjection(h, context) { hook.call(context); return originalRender(h, context); }; } else { // inject component registration as beforeCreate hook var existing = options.beforeCreate; options.beforeCreate = existing ? [].concat(existing, hook) : [hook]; } } return script; } var normalizeComponent_1 = normalizeComponent; /* script */ var __vue_script__ = script; /* template */ var __vue_render__ = function __vue_render__() { var _vm = this; var _h = _vm.$createElement; var _c = _vm._self._c || _h; return _c("div", [_c("div", { ref: "trigger" }, [_vm._t("trigger")], 2), _vm._v(" "), _c("div", { ref: "content" }, [_vm._t("default")], 2)]); }; var __vue_staticRenderFns__ = []; __vue_render__._withStripped = true; /* style */ var __vue_inject_styles__ = undefined; /* scoped */ var __vue_scope_id__ = undefined; /* module identifier */ var __vue_module_identifier__ = undefined; /* functional template */ var __vue_is_functional_template__ = false; /* style inject */ /* style inject SSR */ var TippyComponent = normalizeComponent_1({ render: __vue_render__, staticRenderFns: __vue_staticRenderFns__ }, __vue_inject_styles__, __vue_script__, __vue_scope_id__, __vue_is_functional_template__, __vue_module_identifier__, undefined, undefined); var tippyDirective = 'tippy'; var plugin = { install: function install(Vue) { var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; tippyDirective = options.directive || 'tippy'; tippy.setDefaults(options || {}); function createTippy(el, binding, vnode) { var handlers = vnode.data && vnode.data.on || vnode.componentOptions && vnode.componentOptions.listeners; var opts = binding.value || {}; opts = Object.assign({}, options, opts); if (handlers && handlers['show']) { opts.onShow = function () { var _handlers$show; return (_handlers$show = handlers['show']).fns.apply(_handlers$show, arguments); }; } if (handlers && handlers['shown']) { opts.onShown = function () { var _handlers$shown; (_handlers$shown = handlers['shown']).fns.apply(_handlers$shown, arguments); }; } if (handlers && handlers['hidden']) { opts.onHidden = function () { var _handlers$hidden; (_handlers$hidden = handlers['hidden']).fns.apply(_handlers$hidden, arguments); }; } if (handlers && handlers['hide']) { opts.onHide = function () { var _handlers$hide; return (_handlers$hide = handlers['hide']).fns.apply(_handlers$hide, arguments); }; } if (handlers && handlers['mount']) { opts.onMount = function () { var _handlers$mount; (_handlers$mount = handlers['mount']).fns.apply(_handlers$mount, arguments); }; } if (el.getAttribute('title') && !opts.content) { opts.content = el.getAttribute('title'); el.removeAttribute('title'); } if (el.getAttribute('content') && !opts.content) { opts.content = el.getAttribute('content'); } tippy(el, opts); if (opts.showOnLoad) { el._tippy.show(); } Vue.nextTick(function () { if (handlers && handlers['init']) { handlers['init'].fns(el._tippy, el); } }); } Vue.directive(tippyDirective, { inserted: function inserted(el, binding, vnode) { Vue.nextTick(function () { createTippy(el, binding, vnode); }); }, unbind: function unbind(el) { el._tippy && el._tippy.destroy(); }, componentUpdated: function componentUpdated(el, binding, vnode) { if (el._tippy) { var opts = binding.value || {}; if (el.getAttribute('title') && !opts.content) { opts.content = el.getAttribute('title'); el.removeAttribute('title'); } if (el.getAttribute('content') && !opts.content) { opts.content = el.getAttribute('content'); } el._tippy.set(opts); } } }); } }; if (typeof window !== 'undefined' && window.Vue) { window.Vue.use(plugin); window.Vue.component('tippy', TippyComponent); } export default plugin; export { TippyComponent, tippy };