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Conform more of the codebase to strictNullChecks (#10666)

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* Conform more of the codebase to `strictNullChecks`

* Iterate

* Iterate

* Iterate

* Iterate
This commit is contained in:
Michael Telatynski 2023-04-20 09:49:10 +01:00 • committed by GitHub
parent 8867f1801e
commit 93b4ee654b
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17 changed files with 126 additions and 114 deletions
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8
src/components/views/rooms/RoomSublist.tsx
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@ -433,9 +433,11 @@ export default class RoomSublist extends React.Component<IProps, IState> {
};
private onHeaderClick = (): void => {
const possibleSticky = this.headerButton.current.parentElement;
const sublist = possibleSticky.parentElement.parentElement;
const list = sublist.parentElement.parentElement;
const possibleSticky = this.headerButton.current?.parentElement;
const sublist = possibleSticky?.parentElement?.parentElement;
const list = sublist?.parentElement?.parentElement;
if (!possibleSticky || !list) return;
// the scrollTop is capped at the height of the header in LeftPanel, the top header is always sticky
const listScrollTop = Math.round(list.scrollTop);
const isAtTop = listScrollTop <= Math.round(HEADER_HEIGHT);