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interface: uncomment virtualscroller scroll catch

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This commit is contained in:
Matilde Park 2020-12-10 09:57:02 -05:00
parent dda7dad2b1
commit 495be3bacb
1 changed files with 4 additions and 4 deletions
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8
pkg/interface/src/views/components/VirtualScroller.tsx
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@ -164,7 +164,7 @@ export default class VirtualScroller extends Component<VirtualScrollerProps, Vir
[...startBuffer].reverse().slice(0, (visibleItems.size - visibleItems.size % 5)) [...startBuffer].reverse().slice(0, (visibleItems.size - visibleItems.size % 5))
); );
startBuffer.forEach((_datum, index) => { startBuffer.forEach((_datum, index) => {
startgap -= this.heightOf(index); startgap -= this.heightOf(index);
}); });
@ -175,7 +175,7 @@ export default class VirtualScroller extends Component<VirtualScrollerProps, Vir
if (smallest && smallest[0].eq(firstVisibleKey)) { if (smallest && smallest[0].eq(firstVisibleKey)) {
this.loadRows(false); this.loadRows(false);
} }
const lastVisibleKey = const lastVisibleKey =
visibleItems.peekLargest()?.[0] visibleItems.peekLargest()?.[0]
?? bigInt(this.estimateIndexFromScrollTop(scrollTop + windowHeight)!); ?? bigInt(this.estimateIndexFromScrollTop(scrollTop + windowHeight)!);
@ -238,13 +238,13 @@ export default class VirtualScroller extends Component<VirtualScrollerProps, Vir
this.window = element; this.window = element;
if (this.props.origin === 'bottom') { if (this.props.origin === 'bottom') {
/* element.addEventListener('wheel', (event) => { element.addEventListener('wheel', (event) => {
event.preventDefault(); event.preventDefault();
const normalized = normalizeWheel(event); const normalized = normalizeWheel(event);
element.scrollBy(0, normalized.pixelY * -1); element.scrollBy(0, normalized.pixelY * -1);
return false; return false;
}, { passive: false }); }, { passive: false });
*/
window.addEventListener('keydown', this.invertedKeyHandler, { passive: false }); window.addEventListener('keydown', this.invertedKeyHandler, { passive: false });
} }
this.resetScroll(); this.resetScroll();