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LibWeb: Make StyleSheet and CSSStyleSheet GC-allocated

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This commit is contained in:
Andreas Kling 2022-08-07 13:14:54 +02:00
parent 0fe923e355
commit 5d60212076
21 changed files with 166 additions and 96 deletions
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23
Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp
View file

@ -13,6 +13,7 @@
#include <AK/GenericLexer.h>
#include <AK/NonnullRefPtrVector.h>
#include <AK/SourceLocation.h>
#include <LibWeb/Bindings/MainThreadVM.h>
#include <LibWeb/CSS/CSSFontFaceRule.h>
#include <LibWeb/CSS/CSSImportRule.h>
#include <LibWeb/CSS/CSSMediaRule.h>
@ -38,20 +39,28 @@ static void log_parse_error(SourceLocation const& location = SourceLocation::cur
namespace Web::CSS::Parser {
ParsingContext::ParsingContext()
: m_window_object(Bindings::main_thread_internal_window_object())
{
}
ParsingContext::ParsingContext(DOM::Document const& document, AK::URL url)
: m_document(&document)
: m_window_object(document.preferred_window_object())
, m_document(&document)
, m_url(move(url))
{
}
ParsingContext::ParsingContext(DOM::Document const& document)
: m_document(&document)
: m_window_object(document.preferred_window_object())
, m_document(&document)
, m_url(document.url())
{
}
ParsingContext::ParsingContext(DOM::ParentNode& parent_node)
: m_document(&parent_node.document())
: m_window_object(parent_node.document().preferred_window_object())
, m_document(&parent_node.document())
, m_url(parent_node.document().url())
{
}
@ -179,7 +188,7 @@ Parser::ParsedStyleSheet Parser::parse_a_stylesheet(TokenStream<T>& tokens, Opti
}
// https://www.w3.org/TR/css-syntax-3/#parse-a-css-stylesheet
NonnullRefPtr<CSSStyleSheet> Parser::parse_as_css_stylesheet(Optional<AK::URL> location)
CSSStyleSheet* Parser::parse_as_css_stylesheet(Optional<AK::URL> location)
{
// To parse a CSS stylesheet, first parse a stylesheet.
auto style_sheet = parse_a_stylesheet(m_token_stream, {});
@ -193,7 +202,7 @@ NonnullRefPtr<CSSStyleSheet> Parser::parse_as_css_stylesheet(Optional<AK::URL> l
rules.append(*rule);
}
return CSSStyleSheet::create(move(rules), move(location));
return CSSStyleSheet::create(m_context.window_object(), move(rules), move(location));
}
Optional<SelectorList> Parser::parse_as_selector(SelectorParsingMode parsing_mode)
@ -6373,10 +6382,10 @@ TimePercentage Parser::Dimension::time_percentage() const
namespace Web {
RefPtr<CSS::CSSStyleSheet> parse_css_stylesheet(CSS::Parser::ParsingContext const& context, StringView css, Optional<AK::URL> location)
CSS::CSSStyleSheet* parse_css_stylesheet(CSS::Parser::ParsingContext const& context, StringView css, Optional<AK::URL> location)
{
if (css.is_empty())
return CSS::CSSStyleSheet::create({}, location);
return CSS::CSSStyleSheet::create(context.window_object(), {}, location);
CSS::Parser::Parser parser(context, css);
return parser.parse_as_css_stylesheet(location);
}

9
Userland/Libraries/LibWeb/CSS/Parser/Parser.h
View file

@ -34,7 +34,7 @@ namespace Web::CSS::Parser {
class ParsingContext {
public:
ParsingContext() = default;
ParsingContext();
explicit ParsingContext(DOM::Document const&);
explicit ParsingContext(DOM::Document const&, AK::URL);
explicit ParsingContext(DOM::ParentNode&);
@ -46,7 +46,10 @@ public:
PropertyID current_property_id() const { return m_current_property_id; }
void set_current_property_id(PropertyID property_id) { m_current_property_id = property_id; }
Bindings::WindowObject& window_object() const { return m_window_object; }
private:
Bindings::WindowObject& m_window_object;
DOM::Document const* m_document { nullptr };
PropertyID m_current_property_id { PropertyID::Invalid };
AK::URL m_url;
@ -122,7 +125,7 @@ public:
Parser(ParsingContext const&, StringView input, String const& encoding = "utf-8");
~Parser() = default;
NonnullRefPtr<CSSStyleSheet> parse_as_css_stylesheet(Optional<AK::URL> location);
CSSStyleSheet* parse_as_css_stylesheet(Optional<AK::URL> location);
RefPtr<ElementInlineCSSStyleDeclaration> parse_as_style_attribute(DOM::Element&);
RefPtr<CSSRule> parse_as_css_rule();
Optional<StyleProperty> parse_as_supports_condition();
@ -416,7 +419,7 @@ private:
namespace Web {
RefPtr<CSS::CSSStyleSheet> parse_css_stylesheet(CSS::Parser::ParsingContext const&, StringView, Optional<AK::URL> location = {});
CSS::CSSStyleSheet* parse_css_stylesheet(CSS::Parser::ParsingContext const&, StringView, Optional<AK::URL> location = {});
RefPtr<CSS::ElementInlineCSSStyleDeclaration> parse_css_style_attribute(CSS::Parser::ParsingContext const&, StringView, DOM::Element&);
RefPtr<CSS::StyleValue> parse_css_value(CSS::Parser::ParsingContext const&, StringView, CSS::PropertyID property_id = CSS::PropertyID::Invalid);
Optional<CSS::SelectorList> parse_selector(CSS::Parser::ParsingContext const&, StringView);