ladybird/Libraries/LibWeb/Layout/TextAreaBox.cpp
Jonathan Gamble d3cdeb3ac5 LibWeb: Implement auto_content_box_size for textarea and input
This allows default and attribute-based sizing when an axis is auto,
without overriding extrinsic sizing.
2026-02-02 14:36:49 +00:00

29 lines
792 B
C++

/*
* Copyright (c) 2025-2026, Jonathan Gamble <gamblej@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Layout/TextAreaBox.h>
namespace Web::Layout {
GC_DEFINE_ALLOCATOR(TextAreaBox);
TextAreaBox::TextAreaBox(DOM::Document& document, GC::Ptr<DOM::Element> element, GC::Ref<CSS::ComputedProperties> style)
: BlockContainer(document, element, move(style))
{
}
CSS::SizeWithAspectRatio TextAreaBox::compute_auto_content_box_size() const
{
auto width = CSS::Length(dom_node().cols(), CSS::LengthUnit::Ch).to_px(*this);
auto height = CSS::Length(dom_node().rows(), CSS::LengthUnit::Lh).to_px(*this);
if (this->computed_values().writing_mode() != CSS::WritingMode::HorizontalTb)
swap(width, height);
return { width, height, {} };
}
}