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  • 为博客园添加目录

    页面定制 CSS 代码

    使用博客园自带的SimpleMemory主题

    .CalTodayDay{
background: #b2d5f9 !important;
}


/*以下锚点*/
#sideToolbar {
    position: fixed;
    bottom: -12px;
    right: 25px;
    width: 250px;
    height: 440px
}
#sideCatalog{
    background-color:#fff;
    padding-bottom:10px;
    border-radius:5px;
}
#sideCatalog-sidebar {
    -moz-border-bottom-colors: none;
    -moz-border-left-colors: none;
    -moz-border-right-colors: none;
    -moz-border-top-colors: none;
    background-color: #eaeaea;
    border-color: -moz-use-text-color #eaeaea;
    border-image: none;
    border-left: 1px solid #eaeaea;
    border-right: 1px solid #eaeaea;
    border-style: none solid;
    border-width: 0 1px;
    height: 353px;
    left: 5px;
    position: absolute;
    top: 0;
    width: 0
}
#sideCatalog-catalog {
    height: 325px;
    padding-top: 18px;
    overflow-x: hidden;
    overflow-y: scroll;
    padding-left: 23px;
    position: relative
}
#sideCatalog #sideCatalog-sidebar .sideCatalog-sidebar-top {
    cursor: pointer;
    top: 0
}
#sideCatalog #sideCatalog-sidebar .sideCatalog-sidebar-bottom {
    bottom: 0
}
#sideCatalog #sideCatalog-sidebar .sideCatalog-sidebar-top,#sideCatalog #sideCatalog-sidebar .sideCatalog-sidebar-bottom {
    background: url("https://images.cnblogs.com/cnblogs_com/RainFate/1617787/o_191220133515o_o_sideToolbar.png") no-repeat scroll 0 -199px transparent;
    height: 10px;
    left: -5px;
    overflow: hidden;
    position: absolute;
    width: 10px
}
#sideCatalog li {
    margin: 0px;
    padding: 4px 7px;
    text-align: left;
    position: relative
}
#sideCatalog li: hover {
    background-color: #f5f5f5
}
#sideCatalog-catalog ul .active {
    background-color: #f5f5f5
}
#sideCatalog-catalog .active a {
    color: #519cea
}
#sideCatalog-catalog a: hover {
    color: #519cea
}
#sideCatalog span: first-child {
    color: #999;
    font-family: Arial;
    font-size: 14px;
    font-weight: bold;
    padding-right: 5px
}
#sideCatalog li.h2Offset {
    padding-left: 45px;
    text-indent: -25px
}
#sideCatalog li.h3Offset {
    padding-left: 90px;
    text-indent: -50px
}
#sideCatalog a {
    text-decoration: none;
    color: #555;
    font-weight: bold
}
.sideCatalog-dot {
    background: url("https://images.cnblogs.com/cnblogs_com/RainFate/1617787/o_191220133515o_o_sideToolbar.png") repeat scroll 0 -222px transparent;
    cursor: pointer;
    font-size: 12px;
    height: 10px;
    left: -10px;
    line-height: 12px;
    overflow: hidden;
    position: absolute;
    top: 10px;
    width: 6px
}
#sideCatalog .highlight .sideCatalog-dot {
    background: url("https://images.cnblogs.com/cnblogs_com/RainFate/1617787/o_191220133515o_o_sideToolbar.png") no-repeat scroll -271px -38px transparent;
    height: 13px;
    left: -23px;
    top: 3px;
    width: 18px
}
#sideCatalogBtn {
    background: url("https://images.cnblogs.com/cnblogs_com/RainFate/1617787/o_191220133515o_o_sideToolbar.png") no-repeat scroll 0 0 transparent;
    cursor: pointer;
    display: block;
    height: 45px;
    margin-bottom: 5px;
    margin-left: 5px;
    position: relative;
    width: 45px;
    margin-top: 10px;
    outline: 0
}
#sideCatalogBtn:hover {    
    background: url("https://images.cnblogs.com/cnblogs_com/RainFate/1617787/o_191220133515o_o_sideToolbar.png") no-repeat scroll -154px 0 transparent;
    
}

#sideToolbar-up {
    background: url("https://images.cnblogs.com/cnblogs_com/RainFate/1617787/o_191220133515o_o_sideToolbar.png") no-repeat scroll -1px -62px transparent;
    border-radius: 2px;
    display: block;
    height: 45px;
    margin-left: 5px;
    width: 45px;
    outline: 0
}
#sideToolbar-up:hover {
    background: url("https://images.cnblogs.com/cnblogs_com/RainFate/1617787/o_191220133515o_o_sideToolbar.png") no-repeat scroll -74px -62px transparent
}
#div_digg{
    z-index: 999;
}
/*以上是锚点*/
/*以下是返回顶部*/

#gotop{
background: url("https://images.cnblogs.com/cnblogs_com/RainFate/1617787/o_191220133515o_o_sideToolbar.png") no-repeat scroll -1px -62px transparent !important;
width: 45px;
height: 45px;
overflow: hidden;
position: fixed;
right: 166px;
bottom: 20px;
cursor: pointer;
display:none;
z-index: 999;
}

#gotop:hover{
background: url("https://images.cnblogs.com/cnblogs_com/RainFate/1617787/o_191220133515o_o_sideToolbar.png") no-repeat scroll -74px -62px transparent !important;
}

/*以下是返回顶部*/
    View Code

    博客侧边栏公告（支持HTML代码）

    <script type="text/javascript">
      //以下是锚点JS
      var a = $(document);
      a.ready(function() {
        var b = $('body'),
          d = 'sideToolbar',
          e = 'sideCatalog',
          f = 'sideCatalog-catalog',
          g = 'sideCatalogBtn',
          h = 'sideToolbar-up',
          i = '<div id="sideToolbar"style="display:none;"><div class="sideCatalogBg"id="sideCatalog"><div id="sideCatalog-sidebar"><div class="sideCatalog-sidebar-top"></div><div class="sideCatalog-sidebar-bottom"></div></div><div id="sideCatalog-catalog"><ul class="nav"style="225px;zoom:1;list-style-type: none;"></ul></div></div><a href="javascript:void(0);"id="sideCatalogBtn"class="sideCatalogBtnDisable"></a></div>',
          j = '',
          k = 200,
          l = 0,
          m = 0,
          n = 0,
          //限制存在个数，如数量过多，则只显示h2，不显示h3
          //o, p = 13,
          o, p = 100,
          q = true,
          r = true,
          s = b;
        if(s.length === 0) {
          return
        };
        b.append(i);
        //指定获取目录的范围-------------这一点非常重要，因为每个人指定的范围都不一样，所以这是要修改的地方
        //o = s.find(':header');
        o = $('#cnblogs_post_body').find(':header')
        if(o.length > p) {
          r = false;
          var t = s.find('h2');
          var u = s.find('h3');
          if(t.length + u.length > p) {
            q = false
          }
        };
       j += '<li><span style="font-size: 14pt;">★本文目录</span></li>';
        o.each(function(t) {
          var u = $(this),
            v = u[0];

          var title = u.text();
          var text = u.text();

          u.attr('id', 'autoid-' + l + '-' + m + '-' + n)
          //if (!u.attr('id')) {
          //    u.attr('id', 'autoid-' + l + '-' + m + '-' + n)
          //};
          if(v.localName === 'h2') {
            l++;
            m = 0;
            if(text.length > 14) text = text.substr(0, 20) + "...";
            j += '<li><span>' + l + '&nbsp&nbsp</span><a href="#' + u.attr('id') + '" title="' + title + '">' + text + '</a><span class="sideCatalog-dot"></span></li>';
          } else if(v.localName === 'h3') {
            m++;
            n = 0;
            if(q) {
              if(text.length > 12) text = text.substr(0, 16) + "...";
              j += '<li class="h2Offset"><span>' + l + '.' + m + '&nbsp&nbsp</span><a href="#' + u.attr('id') + '" title="' + title + '">' + text + '</a></li>';
            }
          } else if(v.localName === 'h4') {
            n++;
            if(r) {
              j += '<li class="h3Offset"><span>' + l + '.' + m + '.' + n + '&nbsp&nbsp</span><a href="#' + u.attr('id') + '" title="' + title + '">' + u.text() + '</a></li>';
            }
          }
        });
        $('#' + f + '>ul').html(j);
        b.data('spy', 'scroll');
        b.data('target', '.sideCatalogBg');
        $('body').scrollspy({
          target: '.sideCatalogBg'
        });
        $sideCatelog = $('#' + e);
        $('#' + g).on('click', function() {
          if($(this).hasClass('sideCatalogBtnDisable')) {
            $sideCatelog.css('visibility', 'hidden')
          } else {
            $sideCatelog.css('visibility', 'visible')
          };
          $(this).toggleClass('sideCatalogBtnDisable')
        });
        $('#' + h).on('click', function() {
          $("html,body").animate({
            scrollTop: 0
          }, 500)
        });
        $sideToolbar = $('#' + d);

        //通过判断评论框是否存在显示索引目录
        var commentDiv = $("#blog-comments-placeholder");

        a.on('scroll', function() {
          //评论框存在才调用方法
          if(commentDiv.length > 0) {
            var t = a.scrollTop();
            if(t > k) {
              $sideToolbar.css('display', 'block');
              $('#gotop').show()
            } else {
              $sideToolbar.css('display', 'none')
              $('#gotop').hide()
            }
          }
        })
      });
      //以上是锚点JS
      //以下是返回顶部JS
      $(function() {
        $('body').append('<div id="gotop" onclick="goTop();"></div>');
      });

      function goTop(u, t, r) {
        var scrollActivate = !0;
        if(scrollActivate) {
          u = u || 0.1;
          t = t || 16;
          var s = 0,
            q = 0,
            o = 0,
            p = 0,
            n = 0,
            j = 0;
          document.documentElement && (s = document.documentElement.scrollLeft || 0, q = document.documentElement.scrollTop || 0);
          document.body && (o = document.body.scrollLeft || 0, p = document.body.scrollTop || 0);
          n = window.scrollX || 0;
          j = window.scrollY || 0;
          s = Math.max(s, Math.max(o, n));
          q = Math.max(q, Math.max(p, j));
          p = 1 + u;
          window.scrollTo(Math.floor(s / p), Math.floor(q / p));
        if (0 < s || 0 < q) window.setTimeout('goTop(' + u + ', ' + t + ')', t);
        else 'undefined' != typeof r && r();
        } else {
          scrollActivate = !0
        }
      }
      //以上是返回顶部JS
    </script>
    View Code

    页脚 HTML 代码

    <script src="https://cdn.bootcss.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
<script language="javascript" type="text/javascript">
//生成目录索引列表
function GenerateContentList() {
    var mainContent = $('#cnblogs_post_body');
    var h2_list = $('#cnblogs_post_body h2'); //如果你的章节标题不是h2,只需要将这里的h2换掉即可
    if (mainContent.length < 1) return;

    if (h2_list.length > 0) {
        var content = '<a name="_labelTop"></a>';
        content += '<div id="navCategory"';
        content += '<p style="font-size:18px;"><b>阅读目录</b></p>';
        content += '<ul>';
        for (var i = 0; i < h2_list.length; i++) {
            var go_to_top = '<div style="text-align: right;"><a href="#_labelTop" style="color:#f68a33">回到顶部</a><a name="_label' + i + '"></a></div>';
            $(h2_list[i]).before(go_to_top);

            var h3_list = $("h3");
            var li3_content = '';
            for (var j = 0; j < h3_list.length; j++) {
                var tmp = $(h3_list[j]).prevAll('h2').first();
                var tmp2 = $(h3_list[j]).parent().prevAll('h2').first();
                if (tmp.length > 0 ? tmp[0] == h2_list[i] : false || tmp2.length > 0 ? tmp2[0] == h2_list[i] : false) if (tmp[0] == h2_list[i] || tmp2[0] == h2_list[i]) {
                    var li3_anchor = '<a name="_label' + i + '_' + j + '"></a>';
                    $(h3_list[j]).before(li3_anchor);
                    li3_content += '<li><a href="#_label' + i + '_' + j + '">' + $(h3_list[j]).text() + '</a></li>';
                }
            }

            var li2_content = '';
            if (li3_content.length > 0) li2_content = '<li><a href="#_label' + i + '">' + $(h2_list[i]).text() + '</a><ul>' + li3_content + '</ul></li>';
            else li2_content = '<li><a href="#_label' + i + '">' + $(h2_list[i]).text() + '</a></li>';
            content += li2_content;
        }
        content += '</ul>';
        content += '</div><p>&nbsp;</p>';
        content += '<hr style="height:1px;border:none;border-top:1px dashed #0066CC;"/>';
        if ($('#cnblogs_post_body').length != 0) {
            $($('#cnblogs_post_body')[0]).prepend(content);
        }
    }
}
GenerateContentList();
</script>
    View Code

    效果
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  • 原文地址：https://www.cnblogs.com/RainFate/p/12075439.html
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