[英]toggle only accordion clicked vue.js
我正在构建一个简单的 vue 手风琴,当我单击一个手风琴时,它们都会打开,这不是我所追求的行为。 有没有办法只打开一个点击? 我认为“这个”会解决这个问题,但我没有运气。
html:
<div id="accordion" class="accordion-container">
<div class="accordion" :class="accordionClasses">
<div class="accordion-header" @click="toggleAccordion">
Accordion 1
<i class="fal fa-plus" />
<!-- <i class="fal fa-minus" /> -->
</div>
<div class="accordion-body">
<div class="accordion-content">Lorem ipsum dolor sit amet, consectetur adipiscing elit. <strong>Pellentesque risus mi</strong></div>
</div>
</div>
<div class="accordion" :class="accordionClasses">
<div class="accordion-header" @click="toggleAccordion">
Accordion 2
<i class="fal fa-plus" />
<!-- <i class="fal fa-minus" /> -->
</div>
<div class="accordion-body">
<div class="accordion-content">Lorem ipsum dolor sit amet, consectetur adipiscing elit. <strong>Pellentesque risus mi</strong></div>
</div>
</div>
<div class="accordion" :class="accordionClasses">
<div class="accordion-header" @click="toggleAccordion">
Accordion 3
<i class="fal fa-plus" />
<!-- <i class="fal fa-minus" />-->
</div>
<div class="accordion-body">
<div class="accordion-content">Lorem ipsum dolor sit amet, consectetur adipiscing elit. <strong>Pellentesque risus mi</strong></div>
</div>
</div>
</div>
js:
export default {
name: 'trial-page',
data() {
return {
isOpen: false
};
},
computed: {
accordionClasses: function() {
return {
'is-closed': !this.isOpen
};
}
},
methods: {
toggleAccordion: function() {
this.isOpen = !this.isOpen;
}
}
};
如果你想跟踪哪个手风琴部分是打开的或关闭的,你不需要给每个人一个索引并将其用作跟踪工具。 在创建列表时,我强烈建议您使用v-for
。
总体而言,您的代码可以通过一些重构来完成,因此我对其进行了一些重写,以举例说明您应该实现的目标:
<template>
<div id="accordion" class="accordion-container">
<div
v-for="(item, index) in items"
:key="index"
:class="[
'accordion',
{ 'is-open': isOpen.includes(index) }
]"
>
<div class="accordion-header" @click="toggleAccordion(index)">
{{ item.title }}
<i v-if="!isOpen.includes(index)" class="fal fa-plus"/>
<i v-else class="fal fa-minus"/>
</div>
<div class="accordion-body">
<div class="accordion-content">
{{ item.text }}
<strong>{{ item.sub }}</strong>
</div>
</div>
</div>
</div>
</template>
<script>
export default {
name: "trial-page",
data() {
return {
items: [
{
title: "Accordion 1",
text: "Lorem ipsum dolor sit amet, consectetur adipiscing elit.",
sub: "Pellentesque risus mi"
},
{
title: "Accordion 2",
text: "Lorem ipsum dolor sit amet, consectetur adipiscing elit.",
sub: "Pellentesque risus mi"
},
{
title: "Accordion 3",
text: "Lorem ipsum dolor sit amet, consectetur adipiscing elit.",
sub: "Pellentesque risus mi"
}
],
isOpen: []
};
},
methods: {
toggleAccordion(index) {
if (this.isOpen.includes(index)) {
this.isOpen = this.isOpen.filter(i => i !== index);
return;
}
this.isOpen.push(index);
}
}
};
</script>
<style>
.accordion:not(.is-open) .accordion-body {
display: none;
}
</style>
这是一个测试它的codepen
: https : codepen
您可能需要调整一些东西以满足您的需求。
你可以看看.bind()
方法:
Bind 创建一个新函数,它将 this 设置为传递给 bind() 的第一个参数。
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