Fix sticky headers being left on display:none if they change too quickly

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
pull/21833/head
Michael Telatynski 2020-07-08 09:21:33 +01:00
parent 7f757cd0f3
commit 7b115056b0
1 changed files with 1 additions and 2 deletions

View File

@ -146,6 +146,7 @@ export default class LeftPanel2 extends React.Component<IProps, IState> {
const slRect = sublist.getBoundingClientRect();
const header = sublist.querySelector<HTMLDivElement>(".mx_RoomSublist2_stickable");
header.style.removeProperty("display"); // always clear display:none first
if (slRect.top + headerHeight > bottom && !gotBottom) {
header.classList.add("mx_RoomSublist2_headerContainer_sticky");
@ -161,8 +162,6 @@ export default class LeftPanel2 extends React.Component<IProps, IState> {
if (lastTopHeader) {
lastTopHeader.style.display = "none";
}
// first unset it, if set in last iteration
header.style.removeProperty("display");
lastTopHeader = header;
} else {
header.classList.remove("mx_RoomSublist2_headerContainer_sticky");