Title: [295283] trunk/Source/WebCore
- Revision
- 295283
- Author
- za...@apple.com
- Date
- 2022-06-06 06:11:21 -0700 (Mon, 06 Jun 2022)
Log Message
Implement FlexFormattingContext::usedContentHeight
https://bugs.webkit.org/show_bug.cgi?id=241325
Reviewed by Antti Koivisto.
Update the RenderFlexibleBox's content height.
* Source/WebCore/layout/formattingContexts/flex/FlexFormattingContext.cpp:
(WebCore::Layout::FlexFormattingContext::usedContentHeight const):
* Source/WebCore/layout/integration/flex/LayoutIntegrationFlexLayout.cpp:
(WebCore::LayoutIntegration::FlexLayout::contentLogicalHeight const):
* Source/WebCore/rendering/RenderFlexibleBox.cpp:
(WebCore::RenderFlexibleBox::layoutUsingFlexFormattingContext):
Canonical link: https://commits.webkit.org/251329@main
Modified Paths
Diff
Modified: trunk/Source/WebCore/layout/formattingContexts/flex/FlexFormattingContext.cpp (295282 => 295283)
--- trunk/Source/WebCore/layout/formattingContexts/flex/FlexFormattingContext.cpp 2022-06-06 13:08:35 UTC (rev 295282)
+++ trunk/Source/WebCore/layout/formattingContexts/flex/FlexFormattingContext.cpp 2022-06-06 13:11:21 UTC (rev 295283)
@@ -57,8 +57,14 @@
LayoutUnit FlexFormattingContext::usedContentHeight() const
{
- auto& lines = formattingState().lines();
- return LayoutUnit { lines.last().bottom() - lines.first().top() };
+ auto contentTop = LayoutUnit::max();
+ auto contentBottom = LayoutUnit::min();
+ for (auto& flexItem : childrenOfType<Box>(root())) {
+ auto marginBox = Layout::BoxGeometry::marginBoxRect(geometryForBox(flexItem));
+ contentTop = std::min(contentTop, marginBox.top());
+ contentBottom = std::max(contentBottom, marginBox.bottom());
+ }
+ return std::max(0_lu, contentBottom - contentTop);
}
IntrinsicWidthConstraints FlexFormattingContext::computedIntrinsicWidthConstraints()
Modified: trunk/Source/WebCore/layout/integration/flex/LayoutIntegrationFlexLayout.cpp (295282 => 295283)
--- trunk/Source/WebCore/layout/integration/flex/LayoutIntegrationFlexLayout.cpp 2022-06-06 13:08:35 UTC (rev 295282)
+++ trunk/Source/WebCore/layout/integration/flex/LayoutIntegrationFlexLayout.cpp 2022-06-06 13:11:21 UTC (rev 295283)
@@ -171,7 +171,7 @@
LayoutUnit FlexLayout::contentLogicalHeight() const
{
- return { };
+ return Layout::FlexFormattingContext { rootLayoutBox(), m_flexFormattingState }.usedContentHeight();
}
}
Modified: trunk/Source/WebCore/rendering/RenderFlexibleBox.cpp (295282 => 295283)
--- trunk/Source/WebCore/rendering/RenderFlexibleBox.cpp 2022-06-06 13:08:35 UTC (rev 295282)
+++ trunk/Source/WebCore/rendering/RenderFlexibleBox.cpp 2022-06-06 13:11:21 UTC (rev 295283)
@@ -2366,6 +2366,8 @@
m_flexLayout->updateFlexItemDimensions(flexItem, minMaxContentSize.first, minMaxContentSize.second);
}
m_flexLayout->layout();
+ setLogicalHeight(std::max(logicalHeight(), borderBefore() + paddingBefore() + m_flexLayout->contentLogicalHeight() + borderAfter() + paddingAfter()));
+ updateLogicalHeight();
}
#endif
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