vue-list-scroller
v1.1.0
Published
Simple Vue.js component for efficiant rendering large lists
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Readme
vue-list-scroller
It can help with creating Twitter-like feed with thousands of items. It renders only visible part of the list.
Notes
- Only page mode. It does not work inside an overflow container
- Uses ResizeObserver
- Items can have any size and change dynamically
- Items can have margins
- Supports infinite scroll
Usage
Add package to your project
npm install vue-list-scroller --save
Create item component
<template>
<div>{{ 'Item ' + index + ' ' + data.text }}</div>
</template>
<script>
export default {
props: {
data: Object,
index: Number,
},
}
</script>
Add ListScroller component to your project
<template>
<div>
<list-scroller :itemComponent="item" :itemsData="items" :itemHeight="350" />
</div>
</template>
<script>
import ListScroller from 'vue-list-scroller'
import Item from './item'
export default {
components: { ListScroller },
data() {
return {
items: [{ text: 'first' }, { text: 'second' }],
item: Item,
}
},
}
</script>
Example
You can clone this project and start example locally with these commands. It's in the dev folder.
npm install
npm run serve
ListScroller component interface
Props
itemsData
: array of the data that is passed to itemsitemHeight
: approximate item height in pixels. it's used only at first renderingitemComponent
: vue js item componentrenderViewports
: height of the rendered part relative to viewport height. For example, if it's set to 5 and window inner height is 400, it will render 800 pixels before and after visible part of the listonItemResize
: the name of the item component function that is called on item resize
Events
bottom
: emits when the last item is rendered. Used for infinite scrollNote: You need to disable scroll anchoring on the outer container. Without it after adding new items browser will scroll back to the bottom and bottom event will fire again.
.container { overflow-anchor: none; }
Item component interface
Props
These properties are passed to the item component, all are optional.
index (Number)
: index of the item in the itemsData arraydata (Object)
: data of the item from itemsData array