156 lines
3.3 KiB
Markdown
156 lines
3.3 KiB
Markdown
## 内置过渡动画
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Element 内应用在部分组件的过渡动画，你也可以直接使用。在使用之前请阅读 [transition 组件文档](https://cn.vuejs.org/v2/api/#transition) 。
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### fade 淡入淡出
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:::demo 提供 `el-fade-in-linear` 和 `el-fade-in` 两种效果。
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```html
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<template>
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<div>
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<el-button @click="show = !show">Click Me</el-button>
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<div style="display: flex; margin-top: 20px; height: 100px;">
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<transition name="el-fade-in-linear">
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<div v-show="show" class="transition-box">.el-fade-in-linear</div>
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</transition>
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<transition name="el-fade-in">
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<div v-show="show" class="transition-box">.el-fade-in</div>
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</transition>
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</div>
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</div>
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</template>
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<script>
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export default {
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data: () => ({
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show: true
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})
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}
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</script>
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<style>
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.transition-box {
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margin-bottom: 10px;
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width: 200px;
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height: 100px;
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border-radius: 4px;
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background-color: #409EFF;
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text-align: center;
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color: #fff;
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padding: 40px 20px;
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box-sizing: border-box;
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margin-right: 20px;
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}
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</style>
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```
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:::
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### zoom 缩放
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:::demo 提供 `el-zoom-in-center`，`el-zoom-in-top` 和 `el-zoom-in-bottom` 三种效果。
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```html
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<template>
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<div>
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<el-button @click="show2 = !show2">Click Me</el-button>
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<div style="display: flex; margin-top: 20px; height: 100px;">
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<transition name="el-zoom-in-center">
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<div v-show="show2" class="transition-box">.el-zoom-in-center</div>
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</transition>
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<transition name="el-zoom-in-top">
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<div v-show="show2" class="transition-box">.el-zoom-in-top</div>
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</transition>
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<transition name="el-zoom-in-bottom">
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<div v-show="show2" class="transition-box">.el-zoom-in-bottom</div>
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</transition>
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</div>
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</div>
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</template>
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<script>
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export default {
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data: () => ({
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show2: true
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})
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}
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</script>
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<style>
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.transition-box {
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margin-bottom: 10px;
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width: 200px;
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height: 100px;
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border-radius: 4px;
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background-color: #409EFF;
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text-align: center;
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color: #fff;
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padding: 40px 20px;
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box-sizing: border-box;
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margin-right: 20px;
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}
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</style>
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```
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:::
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### collapse 展开折叠
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使用 `el-collapse-transition` 组件实现折叠展开效果。
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:::demo
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```html
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<template>
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<div>
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<el-button @click="show3 = !show3">Click Me</el-button>
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<div style="margin-top: 20px; height: 200px;">
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<el-collapse-transition>
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<div v-show="show3">
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<div class="transition-box">el-collapse-transition</div>
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<div class="transition-box">el-collapse-transition</div>
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</div>
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</el-collapse-transition>
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</div>
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</div>
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</template>
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<script>
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export default {
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data: () => ({
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show3: true
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})
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}
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</script>
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<style>
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.transition-box {
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margin-bottom: 10px;
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width: 200px;
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height: 100px;
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border-radius: 4px;
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background-color: #409EFF;
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text-align: center;
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color: #fff;
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padding: 40px 20px;
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box-sizing: border-box;
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margin-right: 20px;
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}
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</style>
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```
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:::
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### 按需引入
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```js
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// fade/zoom 等
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import 'element-ui/lib/theme-chalk/base.css';
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// collapse 展开折叠
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import CollapseTransition from 'element-ui/lib/transitions/collapse-transition';
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import Vue from 'vue'
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Vue.component(CollapseTransition.name, CollapseTransition)
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```
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