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https://github.com/RGBCube/serenity
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SPDX License Identifiers are a more compact / standardized way of representing file license information. See: https://spdx.dev/resources/use/#identifiers This was done with the `ambr` search and replace tool. ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
66 lines
1.9 KiB
C++
66 lines
1.9 KiB
C++
/*
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* Copyright (c) 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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#pragma once
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#include <AK/FlyString.h>
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#include <AK/Function.h>
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#include <AK/Noncopyable.h>
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#include <AK/Vector.h>
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#include <LibJS/Forward.h>
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#include <LibWeb/Forward.h>
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namespace Web::DOM {
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class EventTarget {
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AK_MAKE_NONCOPYABLE(EventTarget);
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AK_MAKE_NONMOVABLE(EventTarget);
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public:
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virtual ~EventTarget();
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void ref() { ref_event_target(); }
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void unref() { unref_event_target(); }
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void add_event_listener(const FlyString& event_name, RefPtr<EventListener>);
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void remove_event_listener(const FlyString& event_name, RefPtr<EventListener>);
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void remove_from_event_listener_list(NonnullRefPtr<EventListener>);
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virtual bool dispatch_event(NonnullRefPtr<Event>) = 0;
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virtual JS::Object* create_wrapper(JS::GlobalObject&) = 0;
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Bindings::ScriptExecutionContext* script_execution_context() { return m_script_execution_context; }
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virtual EventTarget* get_parent(const Event&) { return nullptr; }
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struct EventListenerRegistration {
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FlyString event_name;
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NonnullRefPtr<EventListener> listener;
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};
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Vector<EventListenerRegistration>& listeners() { return m_listeners; }
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const Vector<EventListenerRegistration>& listeners() const { return m_listeners; }
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Function<void(const Event&)> activation_behaviour;
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// NOTE: These only exist for checkbox and radio input elements.
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Function<void()> legacy_pre_activation_behaviour;
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Function<void()> legacy_cancelled_activation_behaviour;
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protected:
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explicit EventTarget(Bindings::ScriptExecutionContext&);
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virtual void ref_event_target() = 0;
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virtual void unref_event_target() = 0;
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private:
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// FIXME: This should not be a raw pointer.
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Bindings::ScriptExecutionContext* m_script_execution_context { nullptr };
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Vector<EventListenerRegistration> m_listeners;
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};
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}
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