UI: Fix sidebar top and bottom addon slots #25426
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ndelangen
requested review from
JReinhold,
cdedreuille and
tmeasday
as code owners
shilman
reviewed
Jan 3, 2024
| const bottomItems = api.getElements(Addon_TypesEnum.experimental_SIDEBAR_BOTTOM); | ||
| const topItems = api.getElements(Addon_TypesEnum.experimental_SIDEBAR_TOP); | ||
| // eslint-disable-next-line react-hooks/exhaustive-deps | ||
| const bottom = useMemo(() => Object.values(bottomItems), [...Object.values(bottomItems)]); |
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What is the point of this kind of memoization???
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You get the same array every time, unless bottomItems has new properties/values.
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Ok, so it's about preserving instance equality of the array so that the consuming UI does not re-render unnecessarily?
shilman
approved these changes
Jan 6, 2024
shilman
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shilman
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This was referenced Jan 6, 2024
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Closes #25404
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