38 lines
1.2 KiB
HTML
38 lines
1.2 KiB
HTML
{{#if props}}
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<PseudoVirtualListItem :component
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:props
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:key
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:index
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:length
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:intersectionObserver
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:isIntersecting
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:isCached
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:height
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on:scrollToPosition
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/>
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{{/if}}
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<script>
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import PseudoVirtualListItem from './PseudoVirtualListItem.html'
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import { mark, stop } from '../../_utils/marks'
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import { scheduleIdleTask } from '../../_utils/scheduleIdleTask'
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export default {
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async oncreate() {
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// TODO: there appears to be a bug in {{#await}} that means we have to do this manually.
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// Some items may appear on top of other items because their offset is 0 and never updated.
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let makeProps = this.get('makeProps')
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let key = this.get('key')
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if (makeProps) {
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let props = await makeProps(key)
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scheduleIdleTask(() => { // delay to avoid slow scrolling
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mark('PseudoVirtualListLazyItem set props')
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this.set({props: props})
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stop('PseudoVirtualListLazyItem set props')
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})
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}
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},
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components: {
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PseudoVirtualListItem
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}
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}
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</script> |