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			54 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			54 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2018-2020, 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/NonnullRefPtrVector.h>
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| #include <LibWeb/DOM/Node.h>
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| 
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| namespace Web::DOM {
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| 
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| class ParentNode : public Node {
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| public:
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|     template<typename F>
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|     void for_each_child(F) const;
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|     template<typename F>
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|     void for_each_child(F);
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| 
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|     RefPtr<Element> first_element_child();
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|     RefPtr<Element> last_element_child();
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|     u32 child_element_count() const;
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| 
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|     ExceptionOr<RefPtr<Element>> query_selector(StringView);
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|     ExceptionOr<NonnullRefPtr<NodeList>> query_selector_all(StringView);
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| 
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|     NonnullRefPtr<HTMLCollection> children();
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| 
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|     NonnullRefPtr<HTMLCollection> get_elements_by_tag_name(FlyString const&);
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|     NonnullRefPtr<HTMLCollection> get_elements_by_tag_name_ns(FlyString const&, FlyString const&);
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| 
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| protected:
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|     ParentNode(Document& document, NodeType type)
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|         : Node(document, type)
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|     {
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|     }
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| };
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| 
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| template<typename Callback>
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| inline void ParentNode::for_each_child(Callback callback) const
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| {
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|     for (auto* node = first_child(); node; node = node->next_sibling())
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|         callback(*node);
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| }
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| 
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| template<typename Callback>
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| inline void ParentNode::for_each_child(Callback callback)
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| {
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|     for (auto* node = first_child(); node; node = node->next_sibling())
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|         callback(*node);
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| }
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| 
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| }
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