ladybird/Userland/Libraries/LibWeb/CSS/StyleValues/ContentStyleValue.h
Sam Atkins d16600a48b LibWeb: Propagate errors from StyleValue construction
Turns out we create a lot of these, mostly from places that don't return
ErrorOr. The yak stack grows.
2023-05-06 08:07:28 +02:00

46 lines
1.7 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Tobias Christiansen <tobyase@serenityos.org>
* Copyright (c) 2021-2023, Sam Atkins <atkinssj@serenityos.org>
* Copyright (c) 2022-2023, MacDue <macdue@dueutil.tech>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/CSS/StyleValue.h>
namespace Web::CSS {
class ContentStyleValue final : public StyleValueWithDefaultOperators<ContentStyleValue> {
public:
static ErrorOr<ValueComparingNonnullRefPtr<ContentStyleValue>> create(ValueComparingNonnullRefPtr<StyleValueList> content, ValueComparingRefPtr<StyleValueList> alt_text)
{
return adopt_nonnull_ref_or_enomem(new (nothrow) ContentStyleValue(move(content), move(alt_text)));
}
virtual ~ContentStyleValue() override = default;
StyleValueList const& content() const { return *m_properties.content; }
bool has_alt_text() const { return !m_properties.alt_text.is_null(); }
StyleValueList const* alt_text() const { return m_properties.alt_text; }
virtual ErrorOr<String> to_string() const override;
bool properties_equal(ContentStyleValue const& other) const { return m_properties == other.m_properties; };
private:
ContentStyleValue(ValueComparingNonnullRefPtr<StyleValueList> content, ValueComparingRefPtr<StyleValueList> alt_text)
: StyleValueWithDefaultOperators(Type::Content)
, m_properties { .content = move(content), .alt_text = move(alt_text) }
{
}
struct Properties {
ValueComparingNonnullRefPtr<StyleValueList> content;
ValueComparingRefPtr<StyleValueList> alt_text;
bool operator==(Properties const&) const = default;
} m_properties;
};
}