forked from cybrespace/pinafore
34 lines
835 B
HTML
34 lines
835 B
HTML
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<div class="virtual-list-header {{shown ? 'shown' : ''}}"
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aria-hidden="{{!shown}}"
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ref:node >
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<:Component {component} :virtualProps />
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</div>
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<style>
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.virtual-list-header {
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position: absolute;
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top: 0;
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width: 100%;
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opacity: 0;
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pointer-events: none;
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z-index: 10;
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}
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.virtual-list-header.shown {
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opacity: 1;
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pointer-events: auto;
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}
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</style>
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<script>
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import { virtualListStore } from './virtualListStore'
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import { AsyncLayout } from '../../_utils/AsyncLayout'
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export default {
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oncreate() {
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const asyncLayout = new AsyncLayout(() => '__header__')
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asyncLayout.observe('__header__', this.refs.node, (rect) => {
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asyncLayout.disconnect()
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this.store.setForRealm({headerHeight: rect.height})
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})
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},
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store: () => virtualListStore,
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}
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</script>
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