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LibWeb: Don't touch flex items after they we've been frozen

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When using the flex shrink factor, the flexible length resolution
algorithm was incorrectly ignoring the `frozen` flag on items and would
update the same items again, causing overconsumption of the remaining
free space on the flex line.
This commit is contained in:
Andreas Kling 2023-03-11 11:50:42 +01:00
parent 0808463a7d
commit f3556f239e
3 changed files with 46 additions and 0 deletions
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29
Tests/LibWeb/Layout/expected/flex-frozen-items-should-be-respected.txt Normal file
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@ -0,0 +1,29 @@
Viewport <#document> at (0,0) content-size 800x600 children: not-inline
BlockContainer <html> at (1,1) content-size 798x70 children: not-inline
BlockContainer <body> at (10,10) content-size 780x52 children: not-inline
Box <div.flexbox> at (11,11) content-size 778x50 flex-container(row) children: not-inline
BlockContainer <div> at (12,12) content-size 136.3125x48 flex-item children: inline
line 0 width: 136.3125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
frag 0 from TextNode start: 0, length: 15, rect: [12,12 136.3125x17.46875]
"LongPieceOfText"
TextNode <#text>
BlockContainer <div> at (150.3125,12) content-size 136.3125x48 flex-item children: inline
line 0 width: 136.3125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
frag 0 from TextNode start: 0, length: 15, rect: [150.3125,12 136.3125x17.46875]
"LongPieceOfText"
TextNode <#text>
BlockContainer <div> at (288.625,12) content-size 136.3125x48 flex-item children: inline
line 0 width: 136.3125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
frag 0 from TextNode start: 0, length: 15, rect: [288.625,12 136.3125x17.46875]
"LongPieceOfText"
TextNode <#text>
BlockContainer <div> at (426.9375,12) content-size 136.3125x48 flex-item children: inline
line 0 width: 136.3125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
frag 0 from TextNode start: 0, length: 15, rect: [426.9375,12 136.3125x17.46875]
"LongPieceOfText"
TextNode <#text>
BlockContainer <div.last.item> at (565.25,12) content-size 222.75x48 flex-item children: inline
line 0 width: 136.3125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
frag 0 from TextNode start: 0, length: 15, rect: [565.25,12 136.3125x17.46875]
"LongPieceOfText"
TextNode <#text>

13
Tests/LibWeb/Layout/input/flex-frozen-items-should-be-respected.html Normal file
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<!DOCTYPE html><html><head><style>
* {
border: 1px solid black;
font-family: 'SerenitySans';
}
.flexbox {
display: flex;
height: 50px;
}
.last {
width: 500px;
}
</style></head><body><div class="flexbox"><div>LongPieceOfText</div><div>LongPieceOfText</div><div>LongPieceOfText</div><div>LongPieceOfText</div><div class="last item">LongPieceOfText</div></div></div></body></html>