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Merge pull request #6171 from matrix-org/gsouquet/fix-17505 

Fix expanding last collapsed sticky session when zoomed in
pull/21833/head
Germain 2021-06-10 12:44:57 +01:00 committed by GitHub
parent 4660101944 b4cb275ca1
commit 0a6cd6a758
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1 changed files with 3 additions and 2 deletions
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5
src/components/views/rooms/RoomSublist.tsx
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@ -454,8 +454,9 @@ export default class RoomSublist extends React.Component<IProps, IState> {
const sublist = possibleSticky.parentElement.parentElement;
const list = sublist.parentElement.parentElement;
// the scrollTop is capped at the height of the header in LeftPanel, the top header is always sticky
const isAtTop = list.scrollTop <= HEADER_HEIGHT;
const isAtBottom = list.scrollTop >= list.scrollHeight - list.offsetHeight;
const listScrollTop = Math.round(list.scrollTop);
const isAtTop = listScrollTop <= Math.round(HEADER_HEIGHT);
const isAtBottom = listScrollTop >= Math.round(list.scrollHeight - list.offsetHeight);
const isStickyTop = possibleSticky.classList.contains('mx_RoomSublist_headerContainer_stickyTop');
const isStickyBottom = possibleSticky.classList.contains('mx_RoomSublist_headerContainer_stickyBottom');