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LibWeb: Invalidate style when a browsing context's viewport is resized

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Anything with viewport-relative CSS lengths (vw/vh/vmin/vmax) needs to
have its style recomputed if the viewport size changes.
This commit is contained in:
Andreas Kling 2022-03-14 19:59:05 +01:00
parent 2be4064ca8
commit cf69cc7f7d
1 changed files with 4 additions and 2 deletions
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6
Userland/Libraries/LibWeb/HTML/BrowsingContext.cpp
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@ -97,8 +97,10 @@ void BrowsingContext::set_viewport_rect(Gfx::IntRect const& rect)
if (m_size != rect.size()) { if (m_size != rect.size()) {
m_size = rect.size(); m_size = rect.size();
if (auto* document = active_document()) if (auto* document = active_document()) {
document->set_needs_layout(); // NOTE: Resizing the viewport changes the reference value for viewport-relative CSS lengths.
document->invalidate_style();
}
did_change = true; did_change = true;
} }