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			60 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2023, Tim Flynn <trflynn89@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/Badge.h>
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| #include <AK/String.h>
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| #include <LibJS/Heap/MarkedVector.h>
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| #include <LibWeb/DOM/EventTarget.h>
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| #include <LibWeb/HTML/AudioTrack.h>
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| 
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| namespace Web::HTML {
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| 
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| class AudioTrackList final : public DOM::EventTarget {
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|     WEB_PLATFORM_OBJECT(AudioTrackList, DOM::EventTarget);
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|     JS_DECLARE_ALLOCATOR(AudioTrackList);
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| 
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| public:
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|     void add_track(Badge<HTMLMediaElement>, JS::NonnullGCPtr<AudioTrack>);
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|     void remove_all_tracks(Badge<HTMLMediaElement>);
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| 
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|     // https://html.spec.whatwg.org/multipage/media.html#dom-audiotracklist-length
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|     size_t length() const { return m_audio_tracks.size(); }
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| 
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|     JS::GCPtr<AudioTrack> get_track_by_id(StringView id) const;
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|     bool has_enabled_track() const;
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| 
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|     template<typename Callback>
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|     void for_each_enabled_track(Callback&& callback)
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|     {
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|         for (auto& audio_track : m_audio_tracks) {
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|             if (audio_track->enabled())
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|                 callback(*audio_track);
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|         }
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|     }
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| 
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|     void set_onchange(WebIDL::CallbackType*);
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|     WebIDL::CallbackType* onchange();
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| 
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|     void set_onaddtrack(WebIDL::CallbackType*);
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|     WebIDL::CallbackType* onaddtrack();
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| 
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|     void set_onremovetrack(WebIDL::CallbackType*);
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|     WebIDL::CallbackType* onremovetrack();
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| 
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| private:
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|     explicit AudioTrackList(JS::Realm&);
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| 
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|     virtual void visit_edges(Visitor&) override;
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| 
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|     virtual void initialize(JS::Realm&) override;
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|     virtual JS::ThrowCompletionOr<Optional<JS::PropertyDescriptor>> internal_get_own_property(JS::PropertyKey const& property_name) const override;
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| 
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|     Vector<JS::NonnullGCPtr<AudioTrack>> m_audio_tracks;
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| };
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| 
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| }
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