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			68 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			68 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2021-2022, Sam Atkins <atkinssj@serenityos.org>
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|  * Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #pragma once
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| 
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| #include <AK/Function.h>
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| #include <AK/Iterator.h>
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| #include <AK/NonnullRefPtrVector.h>
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| #include <AK/RefPtr.h>
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| #include <LibWeb/Bindings/LegacyPlatformObject.h>
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| #include <LibWeb/CSS/CSSRule.h>
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| #include <LibWeb/DOM/ExceptionOr.h>
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| #include <LibWeb/Forward.h>
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| 
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| namespace Web::CSS {
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| 
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| // https://www.w3.org/TR/cssom/#the-cssrulelist-interface
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| class CSSRuleList : public Bindings::LegacyPlatformObject {
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|     JS_OBJECT(CSSRuleList, Bindings::LegacyPlatformObject);
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| 
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| public:
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|     CSSRuleList& impl() { return *this; }
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| 
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|     static CSSRuleList* create(Bindings::WindowObject&, NonnullRefPtrVector<CSSRule>&& rules);
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|     CSSRuleList(Bindings::WindowObject&, NonnullRefPtrVector<CSSRule>&&);
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|     ~CSSRuleList() = default;
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| 
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|     RefPtr<CSSRule> item(size_t index) const
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|     {
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|         if (index >= length())
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|             return nullptr;
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|         return m_rules[index];
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|     }
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|     size_t length() const { return m_rules.size(); }
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| 
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|     using ConstIterator = AK::SimpleIterator<AK::NonnullPtrVector<NonnullRefPtr<CSSRule>> const, CSSRule const>;
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|     using Iterator = AK::SimpleIterator<AK::NonnullPtrVector<NonnullRefPtr<CSSRule>>, CSSRule>;
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| 
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|     ConstIterator const begin() const { return m_rules.begin(); }
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|     Iterator begin() { return m_rules.begin(); }
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| 
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|     ConstIterator const end() const { return m_rules.end(); }
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|     Iterator end() { return m_rules.end(); }
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| 
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|     virtual bool is_supported_property_index(u32 index) const override;
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|     virtual JS::Value item_value(size_t index) const override;
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| 
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|     DOM::ExceptionOr<void> remove_a_css_rule(u32 index);
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|     DOM::ExceptionOr<unsigned> insert_a_css_rule(Variant<StringView, NonnullRefPtr<CSSRule>>, u32 index);
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| 
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|     void for_each_effective_style_rule(Function<void(CSSStyleRule const&)> const& callback) const;
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|     // Returns whether the match state of any media queries changed after evaluation.
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|     bool evaluate_media_queries(HTML::Window const&);
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| 
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| private:
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|     NonnullRefPtrVector<CSSRule> m_rules;
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| };
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| 
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| }
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| 
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| namespace Web::Bindings {
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| inline JS::Object* wrap(JS::GlobalObject&, Web::CSS::CSSRuleList& object) { return &object; }
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| using CSSRuleListWrapper = Web::CSS::CSSRuleList;
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| }
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