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authorMario Vavti <mario@mariovavti.com>2018-09-07 11:26:02 +0200
committerMario Vavti <mario@mariovavti.com>2018-09-07 11:26:02 +0200
commit54fa28441c5f0bdcd9687615f4a6b7a0fab024a3 (patch)
tree33866b82c7ba3a6f6ecb9e6ca69233fc65379b43 /vendor/twbs/bootstrap/js/dist/scrollspy.js
parentbb42ec2bfc0826dde3e3915566c4689762b128d7 (diff)
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install bootstrap via composer
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diff --git a/vendor/twbs/bootstrap/js/dist/scrollspy.js b/vendor/twbs/bootstrap/js/dist/scrollspy.js
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+(function (global, factory) {
+ typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
+ typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) :
+ (global.ScrollSpy = factory(global.jQuery,global.Util));
+}(this, (function ($,Util) { 'use strict';
+
+ $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
+ Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util;
+
+ 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);
+ }
+ }
+
+ function _createClass(Constructor, protoProps, staticProps) {
+ if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+ if (staticProps) _defineProperties(Constructor, staticProps);
+ return Constructor;
+ }
+
+ function _defineProperty(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;
+ }
+
+ function _objectSpread(target) {
+ for (var i = 1; i < arguments.length; i++) {
+ var source = arguments[i] != null ? arguments[i] : {};
+ var ownKeys = Object.keys(source);
+
+ if (typeof Object.getOwnPropertySymbols === 'function') {
+ ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
+ return Object.getOwnPropertyDescriptor(source, sym).enumerable;
+ }));
+ }
+
+ ownKeys.forEach(function (key) {
+ _defineProperty(target, key, source[key]);
+ });
+ }
+
+ return target;
+ }
+
+ /**
+ * --------------------------------------------------------------------------
+ * Bootstrap (v4.1.3): scrollspy.js
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ * --------------------------------------------------------------------------
+ */
+
+ var ScrollSpy = function ($$$1) {
+ /**
+ * ------------------------------------------------------------------------
+ * Constants
+ * ------------------------------------------------------------------------
+ */
+ var NAME = 'scrollspy';
+ var VERSION = '4.1.3';
+ var DATA_KEY = 'bs.scrollspy';
+ var EVENT_KEY = "." + DATA_KEY;
+ var DATA_API_KEY = '.data-api';
+ var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
+ var Default = {
+ offset: 10,
+ method: 'auto',
+ target: ''
+ };
+ var DefaultType = {
+ offset: 'number',
+ method: 'string',
+ target: '(string|element)'
+ };
+ var Event = {
+ ACTIVATE: "activate" + EVENT_KEY,
+ SCROLL: "scroll" + EVENT_KEY,
+ LOAD_DATA_API: "load" + EVENT_KEY + DATA_API_KEY
+ };
+ var ClassName = {
+ DROPDOWN_ITEM: 'dropdown-item',
+ DROPDOWN_MENU: 'dropdown-menu',
+ ACTIVE: 'active'
+ };
+ var Selector = {
+ DATA_SPY: '[data-spy="scroll"]',
+ ACTIVE: '.active',
+ NAV_LIST_GROUP: '.nav, .list-group',
+ NAV_LINKS: '.nav-link',
+ NAV_ITEMS: '.nav-item',
+ LIST_ITEMS: '.list-group-item',
+ DROPDOWN: '.dropdown',
+ DROPDOWN_ITEMS: '.dropdown-item',
+ DROPDOWN_TOGGLE: '.dropdown-toggle'
+ };
+ var OffsetMethod = {
+ OFFSET: 'offset',
+ POSITION: 'position'
+ /**
+ * ------------------------------------------------------------------------
+ * Class Definition
+ * ------------------------------------------------------------------------
+ */
+
+ };
+
+ var ScrollSpy =
+ /*#__PURE__*/
+ function () {
+ function ScrollSpy(element, config) {
+ var _this = this;
+
+ this._element = element;
+ this._scrollElement = element.tagName === 'BODY' ? window : element;
+ this._config = this._getConfig(config);
+ this._selector = this._config.target + " " + Selector.NAV_LINKS + "," + (this._config.target + " " + Selector.LIST_ITEMS + ",") + (this._config.target + " " + Selector.DROPDOWN_ITEMS);
+ this._offsets = [];
+ this._targets = [];
+ this._activeTarget = null;
+ this._scrollHeight = 0;
+ $$$1(this._scrollElement).on(Event.SCROLL, function (event) {
+ return _this._process(event);
+ });
+ this.refresh();
+
+ this._process();
+ } // Getters
+
+
+ var _proto = ScrollSpy.prototype;
+
+ // Public
+ _proto.refresh = function refresh() {
+ var _this2 = this;
+
+ var autoMethod = this._scrollElement === this._scrollElement.window ? OffsetMethod.OFFSET : OffsetMethod.POSITION;
+ var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
+ var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0;
+ this._offsets = [];
+ this._targets = [];
+ this._scrollHeight = this._getScrollHeight();
+ var targets = [].slice.call(document.querySelectorAll(this._selector));
+ targets.map(function (element) {
+ var target;
+ var targetSelector = Util.getSelectorFromElement(element);
+
+ if (targetSelector) {
+ target = document.querySelector(targetSelector);
+ }
+
+ if (target) {
+ var targetBCR = target.getBoundingClientRect();
+
+ if (targetBCR.width || targetBCR.height) {
+ // TODO (fat): remove sketch reliance on jQuery position/offset
+ return [$$$1(target)[offsetMethod]().top + offsetBase, targetSelector];
+ }
+ }
+
+ return null;
+ }).filter(function (item) {
+ return item;
+ }).sort(function (a, b) {
+ return a[0] - b[0];
+ }).forEach(function (item) {
+ _this2._offsets.push(item[0]);
+
+ _this2._targets.push(item[1]);
+ });
+ };
+
+ _proto.dispose = function dispose() {
+ $$$1.removeData(this._element, DATA_KEY);
+ $$$1(this._scrollElement).off(EVENT_KEY);
+ this._element = null;
+ this._scrollElement = null;
+ this._config = null;
+ this._selector = null;
+ this._offsets = null;
+ this._targets = null;
+ this._activeTarget = null;
+ this._scrollHeight = null;
+ }; // Private
+
+
+ _proto._getConfig = function _getConfig(config) {
+ config = _objectSpread({}, Default, typeof config === 'object' && config ? config : {});
+
+ if (typeof config.target !== 'string') {
+ var id = $$$1(config.target).attr('id');
+
+ if (!id) {
+ id = Util.getUID(NAME);
+ $$$1(config.target).attr('id', id);
+ }
+
+ config.target = "#" + id;
+ }
+
+ Util.typeCheckConfig(NAME, config, DefaultType);
+ return config;
+ };
+
+ _proto._getScrollTop = function _getScrollTop() {
+ return this._scrollElement === window ? this._scrollElement.pageYOffset : this._scrollElement.scrollTop;
+ };
+
+ _proto._getScrollHeight = function _getScrollHeight() {
+ return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
+ };
+
+ _proto._getOffsetHeight = function _getOffsetHeight() {
+ return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
+ };
+
+ _proto._process = function _process() {
+ var scrollTop = this._getScrollTop() + this._config.offset;
+
+ var scrollHeight = this._getScrollHeight();
+
+ var maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight();
+
+ if (this._scrollHeight !== scrollHeight) {
+ this.refresh();
+ }
+
+ if (scrollTop >= maxScroll) {
+ var target = this._targets[this._targets.length - 1];
+
+ if (this._activeTarget !== target) {
+ this._activate(target);
+ }
+
+ return;
+ }
+
+ if (this._activeTarget && scrollTop < this._offsets[0] && this._offsets[0] > 0) {
+ this._activeTarget = null;
+
+ this._clear();
+
+ return;
+ }
+
+ var offsetLength = this._offsets.length;
+
+ for (var i = offsetLength; i--;) {
+ var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (typeof this._offsets[i + 1] === 'undefined' || scrollTop < this._offsets[i + 1]);
+
+ if (isActiveTarget) {
+ this._activate(this._targets[i]);
+ }
+ }
+ };
+
+ _proto._activate = function _activate(target) {
+ this._activeTarget = target;
+
+ this._clear();
+
+ var queries = this._selector.split(','); // eslint-disable-next-line arrow-body-style
+
+
+ queries = queries.map(function (selector) {
+ return selector + "[data-target=\"" + target + "\"]," + (selector + "[href=\"" + target + "\"]");
+ });
+ var $link = $$$1([].slice.call(document.querySelectorAll(queries.join(','))));
+
+ if ($link.hasClass(ClassName.DROPDOWN_ITEM)) {
+ $link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE);
+ $link.addClass(ClassName.ACTIVE);
+ } else {
+ // Set triggered link as active
+ $link.addClass(ClassName.ACTIVE); // Set triggered links parents as active
+ // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
+
+ $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ", " + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE); // Handle special case when .nav-link is inside .nav-item
+
+ $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_ITEMS).children(Selector.NAV_LINKS).addClass(ClassName.ACTIVE);
+ }
+
+ $$$1(this._scrollElement).trigger(Event.ACTIVATE, {
+ relatedTarget: target
+ });
+ };
+
+ _proto._clear = function _clear() {
+ var nodes = [].slice.call(document.querySelectorAll(this._selector));
+ $$$1(nodes).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE);
+ }; // Static
+
+
+ ScrollSpy._jQueryInterface = function _jQueryInterface(config) {
+ return this.each(function () {
+ var data = $$$1(this).data(DATA_KEY);
+
+ var _config = typeof config === 'object' && config;
+
+ if (!data) {
+ data = new ScrollSpy(this, _config);
+ $$$1(this).data(DATA_KEY, data);
+ }
+
+ if (typeof config === 'string') {
+ if (typeof data[config] === 'undefined') {
+ throw new TypeError("No method named \"" + config + "\"");
+ }
+
+ data[config]();
+ }
+ });
+ };
+
+ _createClass(ScrollSpy, null, [{
+ key: "VERSION",
+ get: function get() {
+ return VERSION;
+ }
+ }, {
+ key: "Default",
+ get: function get() {
+ return Default;
+ }
+ }]);
+
+ return ScrollSpy;
+ }();
+ /**
+ * ------------------------------------------------------------------------
+ * Data Api implementation
+ * ------------------------------------------------------------------------
+ */
+
+
+ $$$1(window).on(Event.LOAD_DATA_API, function () {
+ var scrollSpys = [].slice.call(document.querySelectorAll(Selector.DATA_SPY));
+ var scrollSpysLength = scrollSpys.length;
+
+ for (var i = scrollSpysLength; i--;) {
+ var $spy = $$$1(scrollSpys[i]);
+
+ ScrollSpy._jQueryInterface.call($spy, $spy.data());
+ }
+ });
+ /**
+ * ------------------------------------------------------------------------
+ * jQuery
+ * ------------------------------------------------------------------------
+ */
+
+ $$$1.fn[NAME] = ScrollSpy._jQueryInterface;
+ $$$1.fn[NAME].Constructor = ScrollSpy;
+
+ $$$1.fn[NAME].noConflict = function () {
+ $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
+ return ScrollSpy._jQueryInterface;
+ };
+
+ return ScrollSpy;
+ }($);
+
+ return ScrollSpy;
+
+})));
+//# sourceMappingURL=scrollspy.js.map