pinafore/routes/_components/VirtualListItem.html
2018-01-15 16:35:08 -08:00

31 lines
743 B
HTML

<div class="virtual-list-item"
ref:node
style="transform: translate3d(0, {{offset}}px, 0);"
data-virtual-key="{{key}}"
data-virtual-index="{{index}}"
>
<:Component {component} virtualProps="{{props}}" />
</div>
<style>
.virtual-list-item {
position: absolute;
top: 0;
will-change: transform;
}
</style>
<script>
import { virtualListStore } from '../_utils/virtualListStore'
export default {
oncreate() {
'VirtualListItem: oncreate'
let itemHeights = this.store.get('itemHeights')
let key = this.get('key')
itemHeights[key] = this.refs.node.offsetHeight
this.store.set({
itemHeights: itemHeights
})
},
store: () => virtualListStore
}
</script>