Class=‘full’
时间: 2024-03-03 20:47:49 浏览: 14
`Class='full'` 可能是一段 HTML 代码中的一个 class 属性值,用于指定元素的样式。具体来说,`full` 可能是一种 CSS 样式类,用于指定元素的宽度为 100%。这意味着该元素将占据其父元素的全部宽度。在 HTML 中,示例代码可能如下所示:
```html
<div class="full">
<!-- 这里是元素的内容 -->
</div>
```
在上面的代码中,`<div>` 元素具有 `full` 样式类,它的宽度将会设置为 100%。
相关问题
<div class="left"> <div class="fulltrend" :class="{ full: flag1 }"> <trend class="trend" ref="trend2"> </trend> <div class="iconfont icon-expand-alt icon" @click="fullscreen1" v-if="!flag1" ></div> <div class="iconfont icon-compress-alt icon" @click="smallscreen1" v-else ></div> </div> <div class="fullseller" :class="{ full: flag }"> <seller class="seller" ref="seller2"></seller> <div class="iconfont icon-expand-alt icon" @click="fullscreen" v-if="!flag" ></div> <div class="iconfont icon-compress-alt icon" @click="smallscreen" v-else ></div> </div> </div> <div class="center"> <div class="fullmap" :class="{ full: flag5 }"> <Map class="map" ref="map2"></Map> <div class="iconfont icon-expand-alt icon" @click="fullscreen5" v-if="!flag5" ></div> <div class="iconfont icon-compress-alt icon" @click="smallscreen5" v-else ></div> </div> <div class="fullrank" :class="{ full: flag2 }"> <rank class="rank" ref="rank2"></rank> <div class="iconfont icon-expand-alt icon" @click="fullscreen2" v-if="!flag2" ></div> <div class="iconfont icon-compress-alt icon" @click="smallscreen2" v-else ></div> </div> </div>优化的代码
可以将全屏和退出全屏的按钮封装成一个组件,减少代码冗余。另外,可以增加一个父组件,用来管理子组件的布局和交互。优化后的代码如下:
```
<template>
<div class="container">
<fullscreen-button :is-fullscreen="isTrendFullscreen" @toggle-fullscreen="toggleTrendFullscreen" />
<fullscreen-button :is-fullscreen="isSellerFullscreen" @toggle-fullscreen="toggleSellerFullscreen" />
<fullscreen-button :is-fullscreen="isMapFullscreen" @toggle-fullscreen="toggleMapFullscreen" />
<fullscreen-button :is-fullscreen="isRankFullscreen" @toggle-fullscreen="toggleRankFullscreen" />
<div class="left">
<div class="fulltrend" :class="{ full: isTrendFullscreen }">
<trend class="trend" ref="trend2" />
</div>
<div class="fullseller" :class="{ full: isSellerFullscreen }">
<seller class="seller" ref="seller2" />
</div>
</div>
<div class="center">
<div class="fullmap" :class="{ full: isMapFullscreen }">
<Map class="map" ref="map2" />
</div>
<div class="fullrank" :class="{ full: isRankFullscreen }">
<rank class="rank" ref="rank2" />
</div>
</div>
</div>
</template>
<script>
import FullscreenButton from "@/components/FullscreenButton.vue";
export default {
components: {
FullscreenButton,
Trend,
Seller,
Map,
Rank,
},
data() {
return {
isTrendFullscreen: false,
isSellerFullscreen: false,
isMapFullscreen: false,
isRankFullscreen: false,
};
},
methods: {
toggleTrendFullscreen() {
this.isTrendFullscreen = !this.isTrendFullscreen;
},
toggleSellerFullscreen() {
this.isSellerFullscreen = !this.isSellerFullscreen;
},
toggleMapFullscreen() {
this.isMapFullscreen = !this.isMapFullscreen;
},
toggleRankFullscreen() {
this.isRankFullscreen = !this.isRankFullscreen;
},
},
};
</script>
```
这样,就可以通过父组件来控制全屏和退出全屏的状态,而且也方便后续的维护和扩展。
<div class="top"> <img src="@/assets/qiehuan_dark.png" alt="" v-if="theme == 'chalk'" @click="changetheme" /> <img src="@/assets/qiehuan_light.png" alt="" v-else @click="changetheme" /> <span>2019-01-01 00:00:00</span> </div> </div> <div class="main" ref="main"> <div class="left"> <div class="fulltrend" :class="{ full: flag1 }"> <trend class="trend" ref="trend2"> </trend> <div class="iconfont icon-expand-alt icon" @click="fullscreen1" v-if="!flag1" ></div> <div class="iconfont icon-compress-alt icon" @click="smallscreen1" v-else ></div> </div> <div class="fullseller" :class="{ full: flag }"> <seller class="seller" ref="seller2"></seller> <div class="iconfont icon-expand-alt icon" @click="fullscreen" v-if="!flag" ></div> <div class="iconfont icon-compress-alt icon" @click="smallscreen" v-else ></div> </div> </div>优化后的代码
<div class="top">
<button class="theme-switcher" @click="changetheme">
<img :src="theme == 'chalk' ? '@/assets/qiehuan_dark.png' : '@/assets/qiehuan_light.png'" alt="">
</button>
<span>{{ currentDateTime }}</span>
</div>
<div class="main" ref="main">
<div class="left">
<div class="fulltrend" :class="{ full: flag1 }">
<trend class="trend" ref="trend2"></trend>
<button class="screen-switcher" @click="toggleFullScreen(flag1)">
<i :class="flag1 ? 'icon-compress-alt' : 'icon-expand-alt'"></i>
</button>
</div>
<div class="fullseller" :class="{ full: flag }">
<seller class="seller" ref="seller2"></seller>
<button class="screen-switcher" @click="toggleFullScreen(flag)">
<i :class="flag ? 'icon-compress-alt' : 'icon-expand-alt'"></i>
</button>
</div>
</div>
</div>
优化思路:
1. 将两个图片合并为一个按钮,通过JS控制图片的切换
2. 将日期时间通过Vue计算属性(currentDateTime)获取,避免在模板中频繁计算
3. 将两个全屏按钮合并为一个组件(screen-switcher),通过传入参数(flag1和flag)控制不同的组件状态
4. 优化CSS样式,减少不必要的代码量