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	Normally, assigning to e.g document.body.onload will forward to window.onload. However, in a detached DOM tree, there is no associated window, so we have nowhere to forward to, making this a no-op. The bulk of this change is making Document::window() return a nullable pointer, as documents created by DOMParser or DOMImplementation do not have an associated window object, and so must be able to return null from here.
		
			
				
	
	
		
			42 lines
		
	
	
	
		
			1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			42 lines
		
	
	
	
		
			1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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 * Copyright (c) 2023, Jonah Shafran <jonahshafran@gmail.com>
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 *
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 * SPDX-License-Identifier: BSD-2-Clause
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 */
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#pragma once
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#include <LibWeb/DOM/Element.h>
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#include <LibWeb/HTML/DOMStringMap.h>
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#include <LibWeb/HTML/GlobalEventHandlers.h>
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namespace Web::MathML {
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class MathMLElement : public DOM::Element
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    , public HTML::GlobalEventHandlers {
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    WEB_PLATFORM_OBJECT(MathMLElement, Element);
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    JS_DECLARE_ALLOCATOR(MathMLElement);
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public:
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    virtual ~MathMLElement() override;
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    HTML::DOMStringMap* dataset() { return m_dataset.ptr(); }
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    HTML::DOMStringMap const* dataset() const { return m_dataset.ptr(); }
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    virtual Optional<ARIA::Role> default_role() const override;
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    void focus();
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    void blur();
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protected:
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    virtual JS::GCPtr<DOM::EventTarget> global_event_handlers_to_event_target(FlyString const&) override { return *this; }
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private:
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    MathMLElement(DOM::Document&, DOM::QualifiedName);
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    virtual void initialize(JS::Realm&) override;
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    JS::GCPtr<HTML::DOMStringMap> m_dataset;
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};
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}
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