回答編集履歴
3
調整
answer
CHANGED
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@@ -182,6 +182,7 @@
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$.when($('html,body').animate({scrollTop:$($(this).attr("href")).offset().top }, 500, 'swing')).done(function(){
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$('#menu a').removeClass('active');
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me.addClass('active');
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location.href=me.attr('href');
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});
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});
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});
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2
追記
answer
CHANGED
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@@ -113,4 +113,120 @@
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113
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<div class="contents" id="content_etc">5</div>
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114
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</body>
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</html>
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116
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+
```
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118
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# クリックしたところを必ずアクティブにする
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119
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120
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```javascript
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121
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<html>
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122
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<head>
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<style>
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#menu-wrap {
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position: fixed;
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}
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#menu{
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text-align: left;
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display: flex;
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margin: 0px;
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padding-left: 20px;
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}
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#menu li {
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display:inline;
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}
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#menu li:last-child a{
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border-right:1px solid #000000;
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}
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#menu a:hover{
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background-Color:yellow;
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}
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#menu a{
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width: 80px;
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border:1px solid #000000;
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border-right:0px;
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padding-left: 5px;
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padding-right: 5px;
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display: inline-block;
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text-decoration:none;
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}
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.contents {
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height: 500px;
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}
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.active {
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background-color: red;
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}
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#content_first,#content_third,#content_etc{background-Color:aqua;}
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#content_second,#content_fourth{background-Color:lime;}
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</style>
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<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
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<script>
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$(function() {
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var list=[];
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['#content_first',
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'#content_second',
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'#content_third',
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'#content_fourth',
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'#content_etc'
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].map(function(x){
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list.push({
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"min": $(x).offset().top,
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"max": $(x).next().length>0?$(x).next().offset().top-1:($(x).offset().top+$(x).height()),
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"id": x,
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})});
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var pre_pos = 0;
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$(function() {
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$('#menu a[href="' + location.hash + '"]').addClass('active');
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$('#menu a').on('click', function(e) {
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e.preventDefault();
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var me=$(this);
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$.when($('html,body').animate({scrollTop:$($(this).attr("href")).offset().top }, 500, 'swing')).done(function(){
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$('#menu a').removeClass('active');
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me.addClass('active');
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});
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});
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});
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$(document).on('scroll', function() {
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var this_pos = $(window).scrollTop();
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var pre_id = get_id(pre_pos);
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var this_id = get_id(this_pos);
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if (pre_id !== this_id) {
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if(this_id!==null){
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location.hash=this_id.substr(1,this_id.length);
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$(window).scrollTop(this_pos);
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}else{
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location.hash="";
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};
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$('#menu a').removeClass("active");
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$('[href="' + this_id + '"]').addClass("active");
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}
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pre_pos = this_pos;
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});
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function get_id(pos) {
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var arr = list.filter(function(x) {
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return x.min <= pos && x.max >= pos;
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});
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if (typeof arr[0] == "undefined") return null;
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return arr[0].id;
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}
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});
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</script>
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</head>
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<body>
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<nav id="menu-wrap">
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<ul id="menu">
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<li><a href="#content_first">Contents1</a></li>
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<li><a href="#content_second">Contents2</a></li>
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<li><a href="#content_third">Contents3</a></li>
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<li><a href="#content_fourth">Contents4</a></li>
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<li><a href="#content_etc">Contents5</a></li>
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</ul>
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</nav>
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<div class="contents" id="content_first">1</div>
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<div class="contents" id="content_second">2</div>
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<div class="contents" id="content_third">3</div>
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<div class="contents" id="content_fourth">4</div>
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<div class="contents" id="content_etc">5</div>
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</body>
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</html>
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```
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1
追記
answer
CHANGED
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@@ -1,1 +1,116 @@
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1
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-
先日回答した[メニューバーで現在のページをハイライトさせたい](https://teratail.com/questions/99590)に近いかもしれません
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1
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+
先日回答した[メニューバーで現在のページをハイライトさせたい](https://teratail.com/questions/99590)に近いかもしれません
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2
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3
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# 改良版
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4
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5
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スクロール時のアニメーションがほしいとのことなので、一部改良版を上げておきます
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6
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（スクロールがみやすくなるよう背景色をつけてあります）
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7
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```javascript
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8
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<html>
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9
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<head>
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10
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<style>
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11
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#menu-wrap {
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12
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position: fixed;
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13
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}
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14
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#menu{
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15
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text-align: left;
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16
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display: flex;
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margin: 0px;
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18
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padding-left: 20px;
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19
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}
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20
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#menu li {
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display:inline;
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22
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}
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23
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#menu li:last-child a{
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24
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border-right:1px solid #000000;
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25
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}
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26
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#menu a:hover{
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background-Color:yellow;
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}
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#menu a{
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width: 80px;
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border:1px solid #000000;
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border-right:0px;
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padding-left: 5px;
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padding-right: 5px;
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display: inline-block;
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text-decoration:none;
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}
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.contents {
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height: 500px;
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}
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.active {
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background-color: red;
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}
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#content_first,#content_third,#content_etc{background-Color:aqua;}
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45
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#content_second,#content_fourth{background-Color:lime;}
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46
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+
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47
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</style>
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48
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<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
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49
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<script>
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50
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$(function() {
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51
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var list=[];
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52
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['#content_first',
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53
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'#content_second',
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54
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'#content_third',
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55
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'#content_fourth',
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56
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'#content_etc'
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57
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].map(function(x){
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list.push({
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"min": $(x).offset().top,
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"max": $(x).next().length>0?$(x).next().offset().top-1:($(x).offset().top+$(x).height()),
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"id": x,
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})});
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63
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var pre_pos = 0;
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64
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$(function() {
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65
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$('#menu a[href="' + location.hash + '"]').addClass('active');
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66
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$('#menu a').on('click', function() {
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67
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$('#menu a').removeClass('active');
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68
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$(this).addClass('active');
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69
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$('html,body').animate({scrollTop:$($(this).attr("href")).offset().top }, 500, 'swing');
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70
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});
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71
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});
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72
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73
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$(document).on('scroll', function() {
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74
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var this_pos = $(window).scrollTop();
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75
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var pre_id = get_id(pre_pos);
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76
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var this_id = get_id(this_pos);
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77
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if (pre_id !== this_id) {
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78
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if(this_id!==null){
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79
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location.hash=this_id.substr(1,this_id.length);
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80
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$(window).scrollTop(this_pos);
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81
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}else{
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82
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location.hash="";
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83
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};
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84
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$('#menu a').removeClass("active");
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85
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$('[href="' + this_id + '"]').addClass("active");
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86
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}
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87
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pre_pos = this_pos;
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88
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});
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89
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function get_id(pos) {
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90
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var arr = list.filter(function(x) {
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91
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return x.min <= pos && x.max >= pos;
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92
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});
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93
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if (typeof arr[0] == "undefined") return null;
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94
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return arr[0].id;
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95
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}
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96
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});
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97
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</script>
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98
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</head>
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99
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<body>
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100
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<nav id="menu-wrap">
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101
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<ul id="menu">
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102
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<li><a href="#content_first">Contents1</a></li>
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103
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<li><a href="#content_second">Contents2</a></li>
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104
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<li><a href="#content_third">Contents3</a></li>
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105
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+
<li><a href="#content_fourth">Contents4</a></li>
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106
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+
<li><a href="#content_etc">Contents5</a></li>
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107
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</ul>
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108
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</nav>
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109
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<div class="contents" id="content_first">1</div>
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110
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<div class="contents" id="content_second">2</div>
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111
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<div class="contents" id="content_third">3</div>
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112
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<div class="contents" id="content_fourth">4</div>
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113
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<div class="contents" id="content_etc">5</div>
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114
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</body>
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115
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</html>
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116
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+
```
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