diff options
| author | 2021-02-03 19:17:00 -0500 | |
|---|---|---|
| committer | 2021-02-03 19:17:00 -0500 | |
| commit | 3a0d66f07b112b6d2bdc2b57bbf717a89a351ce6 (patch) | |
| tree | a7cf56282e54f05785243bc1e903d6594f2c06ba /bower_components/bootstrap/js/scrollspy.js | |
| parent | 787b97a4cb24330b36f11297c6d3a7a473a907d0 (diff) | |
New upstream version 8.1.2.upstream/8.1.2
Diffstat (limited to 'bower_components/bootstrap/js/scrollspy.js')
| -rw-r--r-- | bower_components/bootstrap/js/scrollspy.js | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/bower_components/bootstrap/js/scrollspy.js b/bower_components/bootstrap/js/scrollspy.js deleted file mode 100644 index 7208e25..0000000 --- a/bower_components/bootstrap/js/scrollspy.js +++ /dev/null @@ -1,172 +0,0 @@ -/* ======================================================================== - * Bootstrap: scrollspy.js v3.3.5 - * http://getbootstrap.com/javascript/#scrollspy - * ======================================================================== - * Copyright 2011-2015 Twitter, Inc. - * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) - * ======================================================================== */ - - -+function ($) { - 'use strict'; - - // SCROLLSPY CLASS DEFINITION - // ========================== - - function ScrollSpy(element, options) { - this.$body = $(document.body) - this.$scrollElement = $(element).is(document.body) ? $(window) : $(element) - this.options = $.extend({}, ScrollSpy.DEFAULTS, options) - this.selector = (this.options.target || '') + ' .nav li > a' - this.offsets = [] - this.targets = [] - this.activeTarget = null - this.scrollHeight = 0 - - this.$scrollElement.on('scroll.bs.scrollspy', $.proxy(this.process, this)) - this.refresh() - this.process() - } - - ScrollSpy.VERSION = '3.3.5' - - ScrollSpy.DEFAULTS = { - offset: 10 - } - - ScrollSpy.prototype.getScrollHeight = function () { - return this.$scrollElement[0].scrollHeight || Math.max(this.$body[0].scrollHeight, document.documentElement.scrollHeight) - } - - ScrollSpy.prototype.refresh = function () { - var that = this - var offsetMethod = 'offset' - var offsetBase = 0 - - this.offsets = [] - this.targets = [] - this.scrollHeight = this.getScrollHeight() - - if (!$.isWindow(this.$scrollElement[0])) { - offsetMethod = 'position' - offsetBase = this.$scrollElement.scrollTop() - } - - this.$body - .find(this.selector) - .map(function () { - var $el = $(this) - var href = $el.data('target') || $el.attr('href') - var $href = /^#./.test(href) && $(href) - - return ($href - && $href.length - && $href.is(':visible') - && [[$href[offsetMethod]().top + offsetBase, href]]) || null - }) - .sort(function (a, b) { return a[0] - b[0] }) - .each(function () { - that.offsets.push(this[0]) - that.targets.push(this[1]) - }) - } - - ScrollSpy.prototype.process = function () { - var scrollTop = this.$scrollElement.scrollTop() + this.options.offset - var scrollHeight = this.getScrollHeight() - var maxScroll = this.options.offset + scrollHeight - this.$scrollElement.height() - var offsets = this.offsets - var targets = this.targets - var activeTarget = this.activeTarget - var i - - if (this.scrollHeight != scrollHeight) { - this.refresh() - } - - if (scrollTop >= maxScroll) { - return activeTarget != (i = targets[targets.length - 1]) && this.activate(i) - } - - if (activeTarget && scrollTop < offsets[0]) { - this.activeTarget = null - return this.clear() - } - - for (i = offsets.length; i--;) { - activeTarget != targets[i] - && scrollTop >= offsets[i] - && (offsets[i + 1] === undefined || scrollTop < offsets[i + 1]) - && this.activate(targets[i]) - } - } - - ScrollSpy.prototype.activate = function (target) { - this.activeTarget = target - - this.clear() - - var selector = this.selector + - '[data-target="' + target + '"],' + - this.selector + '[href="' + target + '"]' - - var active = $(selector) - .parents('li') - .addClass('active') - - if (active.parent('.dropdown-menu').length) { - active = active - .closest('li.dropdown') - .addClass('active') - } - - active.trigger('activate.bs.scrollspy') - } - - ScrollSpy.prototype.clear = function () { - $(this.selector) - .parentsUntil(this.options.target, '.active') - .removeClass('active') - } - - - // SCROLLSPY PLUGIN DEFINITION - // =========================== - - function Plugin(option) { - return this.each(function () { - var $this = $(this) - var data = $this.data('bs.scrollspy') - var options = typeof option == 'object' && option - - if (!data) $this.data('bs.scrollspy', (data = new ScrollSpy(this, options))) - if (typeof option == 'string') data[option]() - }) - } - - var old = $.fn.scrollspy - - $.fn.scrollspy = Plugin - $.fn.scrollspy.Constructor = ScrollSpy - - - // SCROLLSPY NO CONFLICT - // ===================== - - $.fn.scrollspy.noConflict = function () { - $.fn.scrollspy = old - return this - } - - - // SCROLLSPY DATA-API - // ================== - - $(window).on('load.bs.scrollspy.data-api', function () { - $('[data-spy="scroll"]').each(function () { - var $spy = $(this) - Plugin.call($spy, $spy.data()) - }) - }) - -}(jQuery); |
