Xu's Blog

Hexo+Next7.8.0 引入 Folding 容器

Mr. X

2020-04-27

Hexo

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字数统计：1.3k字

阅读时长≈ 6分钟

偶然间看到了html5的 <summary> 标签，可以将内容展开折叠，感觉很棒，就将其封装到 Next 主题中使用。

本文介绍的文件路径及方法都是基于 Next7.8.0 版本实现的，小伙伴采用且考虑兼容性。

🌞 使用方法

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{% folding 参数（可选）, 标题 %}

![](https://cdn.jsdelivr.net/gh/XuxuGood/cdn/blogImages/resume/resumeBg.jpg)

{% endfolding %}

参数位置可以填写颜色和状态，多个参数用空格隔开。

颜色

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blue, cyan, green, yellow, red
状态

状态填写 open 代表默认打开。

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{% folding 查看图片测试 %}

![](https://cdn.jsdelivr.net/gh/XuxuGood/cdn/blogImages/resume/resumeBg.jpg)

{% endfolding %}

{% folding cyan open, 查看默认打开的折叠框 %}

这是一个默认打开的折叠框。

{% endfolding %}

{% folding green, 查看代码测试 %}

{% endfolding %}

{% folding yellow, 查看列表测试 %}

- haha
- hehe

{% endfolding %}

{% folding red, 查看嵌套测试 %}

{% folding blue, 查看嵌套测试2 %}

{% folding 查看嵌套测试3 %}

hahaha

{% endfolding %}

{% endfolding %}

{% endfolding %}

查看图片测试

查看默认打开的折叠框

这是一个默认打开的折叠框。

查看代码测试

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查看代码测试

查看列表测试

  • haha
  • hehe

查看嵌套测试

查看嵌套测试2

查看嵌套测试3

吼吼 ✌️

🌞 配置

🎉 引入js

在 \next\scripts\tags 目录下新建文件 folding.js，并添加以下内容：

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'use strict';

/**
 * Usage:
 * {% folding [args], title %}
 * content
 * {% endfolding %}
 *
 * args:
 *   - color: blue, cyan, green, yellow, red
 *   - status: open # means open by default
 *
 * example:
 * {% folding cyan open, view the default folding box %}
 * This is a folding box that opens by default
 * {% endfolding %}
 */
function postFolding(args, content) {
  args = args.join(' ').split(',');
  let style = ''
  let title = ''
  if (args.length > 1) {
    style = args[0].trim()
    title = args[1].trim()
  } else if (args.length > 0) {
    title = args[0].trim()
  }
  if (style != undefined) {
    return `<details ${style}><summary> ${hexo.render.renderSync({text: title, engine: 'markdown'}).split('\n').join('')} </summary>
              <div class='content'>
              ${hexo.render.renderSync({text: content, engine: 'markdown'}).split('\n').join('')}
              </div>
            </details>`;
  } else {
    return `<details><summary> ${hexo.render.renderSync({text: title, engine: 'markdown'}).split('\n').join('')} </summary>
              <div class='content'>
              ${hexo.render.renderSync({text: content, engine: 'markdown'}).split('\n').join('')}
              </div>
            </details>`;
  }

}

hexo.extend.tag.register('folding', postFolding, {ends: true});

🎉 引入css

在 \next\source\css\_common\scaffolding\tags 目录下新建文件 folding.styl,并添加以下内容：

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// gap
$fd-gap = 16px // base gap
$fd-gap-paragraph = 1rem // block spacing
$fd-gap-row = .5rem // line spacing
$fd-gap-card = $fd-gap
// border radius
$fd-border-codeblock = 4px
// common
$fd-color-card = white
$fd-color-block =  #f6f6f6
// font size
$fd-fontsize-meta = .875rem   // 14px
$fd-fontsize-list = .9375rem // 15px
//color
$fd-color-p = #555
$fd-color-md-blue = #e8f4fd
$fd-color-md-blue1 = rgba(33,150,243,0.3)

$fd-color-mac-cyan = #e8fafe
$fd-color-mac-cyan1 = rgba(27,205,252,0.3)
$fd-color-mac-green = #ebf9ed
$fd-color-mac-green1 =rgba(61,197,80,.3)
$fd-color-mac-yellow = #fff8e9
$fd-color-mac-yellow1 = rgba(255,189,43,0.3)
$fd-color-mac-red = #feefee
$fd-color-mac-red1 = rgba(254,95,88,0.3)
// transition time
$fd-time = 0.28s

details
  display: block
  padding: $fd-gap
  margin: $fd-gap-row 0
  border-radius: $fd-border-codeblock
  background: $fd-color-card
  font-size: $fd-fontsize-list
  transition: all $fd-time ease
  -moz-transition: all $fd-time ease
  -webkit-transition: all $fd-time ease
  -o-transition: all $fd-time ease

  summary
    cursor: pointer;
    padding: $fd-gap
    outline:none;
    margin: 0 - $fd-gap
    border-radius: $fd-border-codeblock
    color: alpha($fd-color-p, .7)
    font-size: $fd-fontsize-meta
    font-weight: bold
    position: relative
    line-height: normal


    >p, h1, h2, h3, h4, h5, h6
      display: inline !important
      border-bottom: none !important
      cursor: pointer;

    &:hover
      color: $fd-color-p

      &:after
        position: absolute
        content: '+'
        text-align: center
        top: 50%
        transform: translateY(-50%)
        right: $fd-gap

  border: 1px solid $fd-color-block

  > summary
    background: $fd-color-block

  &[blue]
    border-color: $fd-color-md-blue

    > summary
      background:$fd-color-md-blue

  &[cyan]
    border-color:$fd-color-mac-cyan

    > summary
      background:$fd-color-mac-cyan

  &[green]
    border-color:$fd-color-mac-green

    > summary
      background:$fd-color-mac-green

  &[yellow]
    border-color:$fd-color-mac-yellow

    > summary
      background:$fd-color-mac-yellow

  &[red]
    border-color:$fd-color-mac-red

    > summary
      background:$fd-color-mac-red

details[open]
  border-color: alpha($fd-color-p, .2)

  > summary
    border-bottom: 1px solid alpha($fd-color-p, .2)
    border-bottom-left-radius: 0
    border-bottom-right-radius: 0

  &[blue]
    border-color: alpha($fd-color-md-blue1, .3)

    > summary
      border-bottom-color: alpha($fd-color-md-blue1, .3)

  &[cyan]
    border-color: alpha($fd-color-mac-cyan1, .3)

    > summary
      border-bottom-color: alpha($fd-color-mac-cyan1, .3)

  &[green]
    border-color: alpha($fd-color-mac-green1, .3)

    > summary
      border-bottom-color: alpha($fd-color-mac-green1, .3)

  &[yellow]
    border-color: alpha($fd-color-mac-yellow1, .3)

    > summary
      border-bottom-color: alpha($fd-color-mac-yellow1, .3)

  &[red]
    border-color: alpha($fd-color-mac-red1, .3)

    > summary
      border-bottom-color: alpha($fd-color-mac-red1, .3)

  > summary
    color: $fd-color-p
    margin-bottom: 0

    &:hover
      &:after
        content: '-'

  > div.content
    padding: $fd-gap
    margin: 0 - $fd-gap
    margin-top: 0

    p > a:hover
      text-decoration: underline

    >
    p, .tabs, ul, ol, .highlight, .note, .fancybox, details
      &:first-child
        margin-top: 0

      &:last-child
        margin-bottom: 0

最后在目录 \next\source\css\_common\scaffolding\tags 下有一个文件 tags.styl，添加以下内容：

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@import 'folding';

配上完以上内容，素质三连 hexo clean && hexo g && hexo s 就可以在 Markdown 中使用啦！

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