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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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1 /* =============================================================
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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2 * bootstrap-scrollspy.js v2.1.1
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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3 * http://twitter.github.com/bootstrap/javascript.html#scrollspy
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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4 * =============================================================
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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5 * Copyright 2012 Twitter, Inc.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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6 *
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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7 * Licensed under the Apache License, Version 2.0 (the "License");
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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8 * you may not use this file except in compliance with the License.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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9 * You may obtain a copy of the License at
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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10 *
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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11 * http://www.apache.org/licenses/LICENSE-2.0
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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12 *
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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13 * Unless required by applicable law or agreed to in writing, software
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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14 * distributed under the License is distributed on an "AS IS" BASIS,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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16 * See the License for the specific language governing permissions and
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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17 * limitations under the License.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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18 * ============================================================== */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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19
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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20
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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21 !function ($) {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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22
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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23 "use strict"; // jshint ;_;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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24
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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25
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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26 /* SCROLLSPY CLASS DEFINITION
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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27 * ========================== */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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28
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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29 function ScrollSpy(element, options) {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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30 var process = $.proxy(this.process, this)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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31 , $element = $(element).is('body') ? $(window) : $(element)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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32 , href
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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33 this.options = $.extend({}, $.fn.scrollspy.defaults, options)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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34 this.$scrollElement = $element.on('scroll.scroll-spy.data-api', process)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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35 this.selector = (this.options.target
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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36 || ((href = $(element).attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) //strip for ie7
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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37 || '') + ' .nav li > a'
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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38 this.$body = $('body')
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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39 this.refresh()
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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40 this.process()
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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41 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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42
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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43 ScrollSpy.prototype = {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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44
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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45 constructor: ScrollSpy
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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46
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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47 , refresh: function () {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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48 var self = this
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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49 , $targets
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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50
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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51 this.offsets = $([])
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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52 this.targets = $([])
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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53
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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54 $targets = this.$body
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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55 .find(this.selector)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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56 .map(function () {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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57 var $el = $(this)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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58 , href = $el.data('target') || $el.attr('href')
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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59 , $href = /^#\w/.test(href) && $(href)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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60 return ( $href
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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61 && $href.length
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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62 && [[ $href.position().top, href ]] ) || null
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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63 })
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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64 .sort(function (a, b) { return a[0] - b[0] })
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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65 .each(function () {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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66 self.offsets.push(this[0])
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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67 self.targets.push(this[1])
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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68 })
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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69 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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70
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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71 , process: function () {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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72 var scrollTop = this.$scrollElement.scrollTop() + this.options.offset
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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73 , scrollHeight = this.$scrollElement[0].scrollHeight || this.$body[0].scrollHeight
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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74 , maxScroll = scrollHeight - this.$scrollElement.height()
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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75 , offsets = this.offsets
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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76 , targets = this.targets
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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77 , activeTarget = this.activeTarget
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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78 , i
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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79
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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80 if (scrollTop >= maxScroll) {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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81 return activeTarget != (i = targets.last()[0])
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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82 && this.activate ( i )
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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83 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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84
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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85 for (i = offsets.length; i--;) {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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86 activeTarget != targets[i]
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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87 && scrollTop >= offsets[i]
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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88 && (!offsets[i + 1] || scrollTop <= offsets[i + 1])
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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89 && this.activate( targets[i] )
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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90 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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91 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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92
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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93 , activate: function (target) {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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94 var active
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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95 , selector
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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96
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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97 this.activeTarget = target
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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98
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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99 $(this.selector)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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100 .parent('.active')
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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101 .removeClass('active')
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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102
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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103 selector = this.selector
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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104 + '[data-target="' + target + '"],'
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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105 + this.selector + '[href="' + target + '"]'
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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106
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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107 active = $(selector)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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108 .parent('li')
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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109 .addClass('active')
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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110
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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111 if (active.parent('.dropdown-menu').length) {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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112 active = active.closest('li.dropdown').addClass('active')
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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113 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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114
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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115 active.trigger('activate')
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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116 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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117
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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118 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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119
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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120
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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121 /* SCROLLSPY PLUGIN DEFINITION
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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122 * =========================== */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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123
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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124 $.fn.scrollspy = function (option) {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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125 return this.each(function () {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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126 var $this = $(this)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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127 , data = $this.data('scrollspy')
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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128 , options = typeof option == 'object' && option
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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129 if (!data) $this.data('scrollspy', (data = new ScrollSpy(this, options)))
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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130 if (typeof option == 'string') data[option]()
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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131 })
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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132 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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133
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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134 $.fn.scrollspy.Constructor = ScrollSpy
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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135
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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136 $.fn.scrollspy.defaults = {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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137 offset: 10
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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138 }
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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139
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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140
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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141 /* SCROLLSPY DATA-API
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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142 * ================== */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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143
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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144 $(window).on('load', function () {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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145 $('[data-spy="scroll"]').each(function () {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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146 var $spy = $(this)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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147 $spy.scrollspy($spy.data())
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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148 })
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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149 })
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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150
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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151 }(window.jQuery); |