/* * Copyright (c) 2021, Andreas Kling <kling@serenityos.org> * * SPDX-License-Identifier: BSD-2-Clause */ #pragma once #include <AK/String.h> #include <AK/Variant.h> #include <LibJS/Heap/Handle.h> #include <LibJS/Runtime/FunctionObject.h> #include <LibWeb/Bindings/CallbackType.h> #include <LibWeb/DOM/DOMEventListener.h> namespace Web::HTML { struct EventHandler { EventHandler(String s) : value(move(s)) { } EventHandler(Bindings::CallbackType c) : value(move(c)) { } // Either uncompiled source code or a callback. // https://html.spec.whatwg.org/multipage/webappapis.html#event-handler-value // NOTE: This does not contain Empty as part of the optimization of not allocating all event handler attributes up front. // FIXME: The string should actually be an "internal raw uncompiled handler" struct. This struct is just the uncompiled source code plus a source location for reporting parse errors. // https://html.spec.whatwg.org/multipage/webappapis.html#internal-raw-uncompiled-handler Variant<String, Bindings::CallbackType> value; // https://html.spec.whatwg.org/multipage/webappapis.html#event-handler-listener RefPtr<DOM::DOMEventListener> listener; }; }