mirror of
				https://github.com/LadybirdBrowser/ladybird.git
				synced 2025-10-31 13:20:59 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			55 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			55 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
 | |
|  * Copyright (c) 2025, Shannon Booth <shannon@serenityos.org>
 | |
|  *
 | |
|  * SPDX-License-Identifier: BSD-2-Clause
 | |
|  */
 | |
| 
 | |
| #pragma once
 | |
| 
 | |
| #include <AK/OwnPtr.h>
 | |
| #include <AK/Vector.h>
 | |
| #include <LibGC/Root.h>
 | |
| #include <LibJS/Forward.h>
 | |
| #include <LibJS/Runtime/Agent.h>
 | |
| #include <LibWeb/DOM/MutationObserver.h>
 | |
| #include <LibWeb/Forward.h>
 | |
| #include <LibWeb/HTML/CustomElements/CustomElementReactionsStack.h>
 | |
| #include <LibWeb/HTML/Scripting/Agent.h>
 | |
| 
 | |
| namespace Web::HTML {
 | |
| 
 | |
| // https://html.spec.whatwg.org/multipage/webappapis.html#similar-origin-window-agent
 | |
| struct SimilarOriginWindowAgent : public Agent {
 | |
|     static NonnullOwnPtr<SimilarOriginWindowAgent> create(GC::Heap&);
 | |
| 
 | |
|     // https://dom.spec.whatwg.org/#mutation-observer-compound-microtask-queued-flag
 | |
|     // Each similar-origin window agent has a mutation observer microtask queued (a boolean), which is initially false. [HTML]
 | |
|     bool mutation_observer_microtask_queued { false };
 | |
| 
 | |
|     // https://dom.spec.whatwg.org/#mutation-observer-list
 | |
|     // Each similar-origin window agent also has pending mutation observers (a set of zero or more MutationObserver objects), which is initially empty.
 | |
|     DOM::MutationObserver::List mutation_observers;
 | |
| 
 | |
|     // https://html.spec.whatwg.org/multipage/custom-elements.html#custom-element-reactions-stack
 | |
|     // Each similar-origin window agent has a custom element reactions stack, which is initially empty.
 | |
|     CustomElementReactionsStack custom_element_reactions_stack {};
 | |
| 
 | |
|     // https://dom.spec.whatwg.org/#signal-slot-list
 | |
|     // Each similar-origin window agent has signal slots (a set of slots), which is initially empty. [HTML]
 | |
|     Vector<GC::Root<HTML::HTMLSlotElement>> signal_slots;
 | |
| 
 | |
|     // https://html.spec.whatwg.org/multipage/custom-elements.html#current-element-queue
 | |
|     // A similar-origin window agent's current element queue is the element queue at the top of its custom element reactions stack.
 | |
|     Vector<GC::Root<DOM::Element>>& current_element_queue() { return custom_element_reactions_stack.element_queue_stack.last(); }
 | |
|     Vector<GC::Root<DOM::Element>> const& current_element_queue() const { return custom_element_reactions_stack.element_queue_stack.last(); }
 | |
| 
 | |
| private:
 | |
|     explicit SimilarOriginWindowAgent(CanBlock can_block)
 | |
|         : Agent(can_block)
 | |
|     {
 | |
|     }
 | |
| };
 | |
| 
 | |
| SimilarOriginWindowAgent& relevant_similar_origin_window_agent(JS::Object const&);
 | |
| 
 | |
| }
 | 
