Vue3 Teleport移动元素位置

作者: 温新

分类: 【Vue.js】

阅读: 2656

时间: 2021-08-12 13:23:01

hi,我是温新,一名PHPer

Teleport用户更改元素的位置。一个常见的场景是创建一个包含全屏模式的组件。在大多数情况下,你希望模态框的逻辑存在于组件中,但是模态框的快速定位就很难通过 CSS 来解决,或者需要更改组件组合。

案例:将vue接管区域的某个元素修改到body元素下。

<span style="box-sizing: border-box;padding-right: 0.1px"><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"><</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">style</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(85, 85, 85)">.container</span> {</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(0, 0, 0)">width</span>:<span style="box-sizing: border-box;color: rgb(17, 102, 68)">200px</span>;</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(0, 0, 0)">height</span>: <span style="box-sizing: border-box;color: rgb(17, 102, 68)">100px</span>;</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(0, 0, 0)">background-color</span>: <span style="box-sizing: border-box;color: rgb(119, 0, 136)">aqua</span>;</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">    }</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(85, 85, 85)">.modal</span> {</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(0, 0, 0)">background-color</span>: <span style="box-sizing: border-box;color: rgb(119, 0, 136)">green</span>;</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">    }</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px"><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"></</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">style</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px"><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"><</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">body</span> <span style="box-sizing: border-box;color: rgb(0, 0, 204)">id</span>=<span style="box-sizing: border-box;color: rgb(170, 17, 17)">"body"</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">    <span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"><</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">div</span> <span style="box-sizing: border-box;color: rgb(0, 0, 204)">id</span>=<span style="box-sizing: border-box;color: rgb(170, 17, 17)">"app"</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">        <span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"><</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">div</span> <span style="box-sizing: border-box;color: rgb(0, 0, 204)">class</span>=<span style="box-sizing: border-box;color: rgb(170, 17, 17)">"container"</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">            <span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"><</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">button</span> <span style="box-sizing: border-box;color: rgb(0, 0, 204)">@click</span>=<span style="box-sizing: border-box;color: rgb(170, 17, 17)">"clickMe"</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span>clike me<span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"></</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">button</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">            <span style="box-sizing: border-box;color: rgb(170, 85, 0)"><!-- 将class为modal的div元素移动到 body 元素 --></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">            <span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"><</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">teleport</span> <span style="box-sizing: border-box;color: rgb(0, 0, 204)">to</span>=<span style="box-sizing: border-box;color: rgb(170, 17, 17)">"body"</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">                <span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"><</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">div</span> <span style="box-sizing: border-box;color: rgb(0, 0, 204)">class</span>=<span style="box-sizing: border-box;color: rgb(170, 17, 17)">"modal"</span> <span style="box-sizing: border-box;color: rgb(0, 0, 204)">v-show</span>=<span style="box-sizing: border-box;color: rgb(170, 17, 17)">"show"</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">div</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">            <span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"></</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">teleport</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">        <span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"></</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">div</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">    <span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"></</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">div</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px"><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"></</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">body</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px"><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"><</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">script</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(119, 0, 136)">const</span> <span style="box-sizing: border-box;color: rgb(0, 0, 255)">app</span> <span style="box-sizing: border-box;color: rgb(152, 26, 26)">=</span> <span style="box-sizing: border-box;color: rgb(0, 0, 0)">Vue</span>.<span style="box-sizing: border-box;color: rgb(0, 0, 0)">createApp</span>({</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(0, 0, 0)">data</span> () {</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">            <span style="box-sizing: border-box;color: rgb(119, 0, 136)">return</span> {</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">                <span style="box-sizing: border-box;color: rgb(0, 0, 0)">show</span>:<span style="box-sizing: border-box;color: rgb(34, 17, 153)">false</span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">            }</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">        },</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">        <span style="box-sizing: border-box;color: rgb(0, 0, 0)">methods</span>:{</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">            <span style="box-sizing: border-box;color: rgb(0, 0, 0)">clickMe</span>(){</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">                <span style="box-sizing: border-box;color: rgb(119, 0, 136)">this</span>.<span style="box-sizing: border-box;color: rgb(0, 0, 0)">show</span> <span style="box-sizing: border-box;color: rgb(152, 26, 26)">=</span> <span style="box-sizing: border-box;color: rgb(152, 26, 26)">!</span><span style="box-sizing: border-box;color: rgb(119, 0, 136)">this</span>.<span style="box-sizing: border-box;color: rgb(0, 0, 0)">show</span>;</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">            }</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">        }</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">    });</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px"><span style="box-sizing: border-box"></span></span><br></br><span style="box-sizing: border-box;padding-right: 0.1px">    <span style="box-sizing: border-box;color: rgb(119, 0, 136)">const</span> <span style="box-sizing: border-box;color: rgb(0, 0, 255)">vm</span> <span style="box-sizing: border-box;color: rgb(152, 26, 26)">=</span> <span style="box-sizing: border-box;color: rgb(0, 0, 0)">app</span>.<span style="box-sizing: border-box;color: rgb(0, 0, 0)">mount</span>(<span style="box-sizing: border-box;color: rgb(170, 17, 17)">'#app'</span>);</span><br></br><span style="box-sizing: border-box;padding-right: 0.1px"><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)"></</span><span style="box-sizing: border-box;color: rgb(17, 119, 0)">script</span><span class="cm-tag cm-bracket" style="box-sizing: border-box;color: rgb(17, 119, 0)">></span></span>

需要移动的元素需要使用teleport进行包裹,并指定要移动到哪个元素下。

我是温新

每天进步一点,就一点点

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