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[css-position-4] Add "afterRemoval" steps to top layer removal algorithms #12850

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[css-position-4] Add "afterRemoval" steps to top layer removal algorithms #12850

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a95da45
[css-position-4] Add "afterRemoval" steps to top layer removal algori…
keithamus Sep 24, 2025
d9d0596
use callback in queue step
keithamus Sep 24, 2025
2b0800c
accidentally a l
keithamus Sep 24, 2025
e0f86d1
remove a comma for great clarity
keithamus Sep 24, 2025
5b84068
drop callback from "remove from top layer immediately" steps
keithamus Sep 24, 2025
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15 changes: 9 additions & 6 deletions css-position-4/Overview.bs
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Original file line number Diff line number Diff line change
Expand Up @@ -316,7 +316,7 @@ Top Layer Manipulation {#top-manip}

<div algorithm>
To <dfn export lt="request an element to be removed from the top layer | request removal from the top layer">request an element to be removed from the top layer</dfn>,
given an {{Element}} |el|:
given an {{Element}} |el| and an optional list of steps |afterRemoval|:

1. Let |doc| be |el|'s [=Node/node document=].

Expand All @@ -327,7 +327,7 @@ Top Layer Manipulation {#top-manip}

3. Remove the UA !important ''overlay: auto'' rule targeting |el|.

4. [=set/Append=] |el| to |doc|'s [=pending top layer removals=].
4. [=set/Append=] (|el|, |afterRemoval|) to |doc|'s [=pending top layer removals=].
</div>

<div algorithm>
Expand All @@ -353,10 +353,13 @@ Top Layer Manipulation {#top-manip}
To <dfn export>process top layer removals</dfn>,
given a {{Document}} |doc|:

1. For each element |el| in |doc|'s [=pending top layer removals=]:
if |el|&apos;s computed value of 'overlay' is ''none'',
or |el| is [=not rendered=],
[=remove from the top layer immediately=] |el|.
1. For each (element |el| and steps |afterRemoval|) in |doc|'s
[=pending top layer removals=]: if |el|&apos;s computed value of
'overlay' is ''none'', or |el| is [=not rendered=]:

1. [=remove from the top layer immediately=] |el|.

2. Run |afterRemoval|.

Note: This is intended to be called during the "Update the Rendering" step
of HTML's rendering algorithm.
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