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51a426cc05
This will be used by the inspector, for showing style sheet contents. Identifying a specific style sheet is a bit tricky. Depending on where it came from, a style sheet may have a URL, it might be associated with a DOM element, both, or neither. This varied information is wrapped in a new StyleSheetIdentifier struct.
73 lines
2 KiB
C++
73 lines
2 KiB
C++
/*
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* Copyright (c) 2024, Sam Atkins <sam@ladybird.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "StyleSheetIdentifier.h"
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#include <LibIPC/Decoder.h>
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#include <LibIPC/Encoder.h>
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namespace Web::CSS {
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StringView style_sheet_identifier_type_to_string(StyleSheetIdentifier::Type type)
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{
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switch (type) {
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case StyleSheetIdentifier::Type::StyleElement:
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return "StyleElement"sv;
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case StyleSheetIdentifier::Type::LinkElement:
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return "LinkElement"sv;
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case StyleSheetIdentifier::Type::ImportRule:
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return "ImportRule"sv;
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case StyleSheetIdentifier::Type::UserAgent:
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return "UserAgent"sv;
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case StyleSheetIdentifier::Type::UserStyle:
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return "UserStyle"sv;
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}
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VERIFY_NOT_REACHED();
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}
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Optional<StyleSheetIdentifier::Type> style_sheet_identifier_type_from_string(StringView string)
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{
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if (string == "StyleElement"sv)
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return StyleSheetIdentifier::Type::StyleElement;
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if (string == "LinkElement"sv)
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return StyleSheetIdentifier::Type::LinkElement;
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if (string == "ImportRule"sv)
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return StyleSheetIdentifier::Type::ImportRule;
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if (string == "UserAgent"sv)
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return StyleSheetIdentifier::Type::UserAgent;
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if (string == "UserStyle"sv)
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return StyleSheetIdentifier::Type::UserStyle;
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return {};
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}
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}
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namespace IPC {
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template<>
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ErrorOr<void> encode(Encoder& encoder, Web::CSS::StyleSheetIdentifier const& style_sheet_source)
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{
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TRY(encoder.encode(style_sheet_source.type));
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TRY(encoder.encode(style_sheet_source.dom_element_unique_id));
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TRY(encoder.encode(style_sheet_source.url));
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return {};
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}
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template<>
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ErrorOr<Web::CSS::StyleSheetIdentifier> decode(Decoder& decoder)
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{
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auto type = TRY(decoder.decode<Web::CSS::StyleSheetIdentifier::Type>());
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auto dom_element_unique_id = TRY(decoder.decode<Optional<i32>>());
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auto url = TRY(decoder.decode<Optional<String>>());
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return Web::CSS::StyleSheetIdentifier {
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.type = type,
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.dom_element_unique_id = move(dom_element_unique_id),
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.url = move(url),
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};
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}
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}
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