CSSStyleSheet.h 1.9 KB

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  1. /*
  2. * Copyright (c) 2019-2021, Andreas Kling <kling@serenityos.org>
  3. *
  4. * SPDX-License-Identifier: BSD-2-Clause
  5. */
  6. #pragma once
  7. #include <AK/Function.h>
  8. #include <AK/NonnullRefPtrVector.h>
  9. #include <LibWeb/CSS/CSSRule.h>
  10. #include <LibWeb/CSS/CSSRuleList.h>
  11. #include <LibWeb/CSS/CSSStyleRule.h>
  12. #include <LibWeb/CSS/StyleSheet.h>
  13. #include <LibWeb/Loader/Resource.h>
  14. namespace Web::CSS {
  15. class CSSImportRule;
  16. class CSSStyleSheet final
  17. : public StyleSheet
  18. , public Weakable<CSSStyleSheet> {
  19. WEB_PLATFORM_OBJECT(CSSStyleSheet, StyleSheet);
  20. public:
  21. static CSSStyleSheet* create(JS::Realm&, CSSRuleList& rules, MediaList& media, Optional<AK::URL> location);
  22. virtual ~CSSStyleSheet() override = default;
  23. void set_owner_css_rule(CSSRule* rule) { m_owner_css_rule = rule; }
  24. virtual DeprecatedString type() const override { return "text/css"; }
  25. CSSRuleList const& rules() const { return *m_rules; }
  26. CSSRuleList& rules() { return *m_rules; }
  27. void set_rules(CSSRuleList& rules) { m_rules = &rules; }
  28. CSSRuleList* css_rules() { return m_rules; }
  29. CSSRuleList const* css_rules() const { return m_rules; }
  30. WebIDL::ExceptionOr<unsigned> insert_rule(StringView rule, unsigned index);
  31. WebIDL::ExceptionOr<void> remove_rule(unsigned index);
  32. WebIDL::ExceptionOr<void> delete_rule(unsigned index);
  33. void for_each_effective_style_rule(Function<void(CSSStyleRule const&)> const& callback) const;
  34. // Returns whether the match state of any media queries changed after evaluation.
  35. bool evaluate_media_queries(HTML::Window const&);
  36. void set_style_sheet_list(Badge<StyleSheetList>, StyleSheetList*);
  37. private:
  38. CSSStyleSheet(JS::Realm&, CSSRuleList&, MediaList&, Optional<AK::URL> location);
  39. virtual void visit_edges(Cell::Visitor&) override;
  40. CSSRuleList* m_rules { nullptr };
  41. JS::GCPtr<StyleSheetList> m_style_sheet_list;
  42. CSSRule* m_owner_css_rule { nullptr };
  43. };
  44. }