回答編集履歴
3
調整
test
CHANGED
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@@ -366,6 +366,8 @@
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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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2
追記
test
CHANGED
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@@ -229,3 +229,235 @@
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</html>
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```
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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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```javascript
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<html>
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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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364
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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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429
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<body>
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431
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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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436
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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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446
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447
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</nav>
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448
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449
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<div class="contents" id="content_first">1</div>
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450
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451
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<div class="contents" id="content_second">2</div>
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452
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453
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<div class="contents" id="content_third">3</div>
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454
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455
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<div class="contents" id="content_fourth">4</div>
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456
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457
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<div class="contents" id="content_etc">5</div>
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458
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459
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</body>
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460
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461
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</html>
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```
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1
追記
test
CHANGED
|
@@ -1 +1,231 @@
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1
1
|
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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4
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5
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# 改良版
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6
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7
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+
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8
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+
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9
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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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10
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+
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11
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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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12
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13
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```javascript
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14
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15
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<html>
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16
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17
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<head>
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18
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19
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<style>
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20
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21
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#menu-wrap {
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22
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23
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position: fixed;
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25
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}
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27
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#menu{
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text-align: left;
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31
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display: flex;
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32
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33
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margin: 0px;
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34
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35
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padding-left: 20px;
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36
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37
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}
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38
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39
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#menu li {
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40
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41
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display:inline;
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42
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43
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}
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44
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+
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45
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#menu li:last-child a{
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46
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47
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border-right:1px solid #000000;
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48
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49
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}
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50
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+
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51
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#menu a:hover{
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52
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53
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background-Color:yellow;
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54
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55
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}
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56
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+
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57
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#menu a{
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58
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59
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width: 80px;
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60
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+
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61
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border:1px solid #000000;
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62
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+
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63
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+
border-right:0px;
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64
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+
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65
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+
padding-left: 5px;
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66
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+
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67
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padding-right: 5px;
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68
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+
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69
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display: inline-block;
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70
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+
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71
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text-decoration:none;
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72
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+
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73
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}
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74
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+
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75
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+
.contents {
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76
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+
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77
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height: 500px;
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78
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+
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79
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}
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80
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+
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81
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.active {
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82
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+
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83
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background-color: red;
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84
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+
|
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85
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+
}
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86
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+
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87
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#content_first,#content_third,#content_etc{background-Color:aqua;}
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88
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+
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89
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+
#content_second,#content_fourth{background-Color:lime;}
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90
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+
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91
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+
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92
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+
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93
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+
</style>
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94
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+
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95
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<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
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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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+
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99
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+
$(function() {
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100
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+
|
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101
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+
var list=[];
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102
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+
|
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103
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+
['#content_first',
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104
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+
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105
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+
'#content_second',
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106
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+
|
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107
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'#content_third',
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108
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+
|
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109
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+
'#content_fourth',
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110
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+
|
|
111
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+
'#content_etc'
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112
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+
|
|
113
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+
].map(function(x){
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114
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+
|
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115
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+
list.push({
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116
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+
|
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117
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"min": $(x).offset().top,
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118
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+
|
|
119
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+
"max": $(x).next().length>0?$(x).next().offset().top-1:($(x).offset().top+$(x).height()),
|
|
120
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+
|
|
121
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"id": x,
|
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122
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+
|
|
123
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})});
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|
124
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+
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125
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+
var pre_pos = 0;
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126
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+
|
|
127
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+
$(function() {
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|
128
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+
|
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129
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+
$('#menu a[href="' + location.hash + '"]').addClass('active');
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130
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+
|
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131
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+
$('#menu a').on('click', function() {
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132
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+
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133
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+
$('#menu a').removeClass('active');
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134
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+
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135
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+
$(this).addClass('active');
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136
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+
|
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137
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+
$('html,body').animate({scrollTop:$($(this).attr("href")).offset().top }, 500, 'swing');
|
|
138
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+
|
|
139
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+
});
|
|
140
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+
|
|
141
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+
});
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142
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+
|
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143
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+
|
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144
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+
|
|
145
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+
$(document).on('scroll', function() {
|
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146
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+
|
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147
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+
var this_pos = $(window).scrollTop();
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148
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+
|
|
149
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+
var pre_id = get_id(pre_pos);
|
|
150
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+
|
|
151
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+
var this_id = get_id(this_pos);
|
|
152
|
+
|
|
153
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+
if (pre_id !== this_id) {
|
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154
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+
|
|
155
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+
if(this_id!==null){
|
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156
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+
|
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157
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+
location.hash=this_id.substr(1,this_id.length);
|
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158
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+
|
|
159
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+
$(window).scrollTop(this_pos);
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|
160
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+
|
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161
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+
}else{
|
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162
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+
|
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163
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+
location.hash="";
|
|
164
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+
|
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165
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+
};
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166
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+
|
|
167
|
+
$('#menu a').removeClass("active");
|
|
168
|
+
|
|
169
|
+
$('[href="' + this_id + '"]').addClass("active");
|
|
170
|
+
|
|
171
|
+
}
|
|
172
|
+
|
|
173
|
+
pre_pos = this_pos;
|
|
174
|
+
|
|
175
|
+
});
|
|
176
|
+
|
|
177
|
+
function get_id(pos) {
|
|
178
|
+
|
|
179
|
+
var arr = list.filter(function(x) {
|
|
180
|
+
|
|
181
|
+
return x.min <= pos && x.max >= pos;
|
|
182
|
+
|
|
183
|
+
});
|
|
184
|
+
|
|
185
|
+
if (typeof arr[0] == "undefined") return null;
|
|
186
|
+
|
|
187
|
+
return arr[0].id;
|
|
188
|
+
|
|
189
|
+
}
|
|
190
|
+
|
|
191
|
+
});
|
|
192
|
+
|
|
193
|
+
</script>
|
|
194
|
+
|
|
195
|
+
</head>
|
|
196
|
+
|
|
197
|
+
<body>
|
|
198
|
+
|
|
199
|
+
<nav id="menu-wrap">
|
|
200
|
+
|
|
201
|
+
<ul id="menu">
|
|
202
|
+
|
|
203
|
+
<li><a href="#content_first">Contents1</a></li>
|
|
204
|
+
|
|
205
|
+
<li><a href="#content_second">Contents2</a></li>
|
|
206
|
+
|
|
207
|
+
<li><a href="#content_third">Contents3</a></li>
|
|
208
|
+
|
|
209
|
+
<li><a href="#content_fourth">Contents4</a></li>
|
|
210
|
+
|
|
211
|
+
<li><a href="#content_etc">Contents5</a></li>
|
|
212
|
+
|
|
213
|
+
</ul>
|
|
214
|
+
|
|
215
|
+
</nav>
|
|
216
|
+
|
|
217
|
+
<div class="contents" id="content_first">1</div>
|
|
218
|
+
|
|
219
|
+
<div class="contents" id="content_second">2</div>
|
|
220
|
+
|
|
221
|
+
<div class="contents" id="content_third">3</div>
|
|
222
|
+
|
|
223
|
+
<div class="contents" id="content_fourth">4</div>
|
|
224
|
+
|
|
225
|
+
<div class="contents" id="content_etc">5</div>
|
|
226
|
+
|
|
227
|
+
</body>
|
|
228
|
+
|
|
229
|
+
</html>
|
|
230
|
+
|
|
231
|
+
```
|