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4a8bfcdd1c
This will allow us to throw exceptions even when there is no active interpreter in the VM.
55 lines
2.4 KiB
C++
55 lines
2.4 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibJS/Runtime/Function.h>
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#include <LibWeb/Bindings/EventTargetWrapper.h>
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#include <LibWeb/Bindings/EventTargetWrapperFactory.h>
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#include <LibWeb/Bindings/ScriptExecutionContext.h>
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#include <LibWeb/DOM/Event.h>
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#include <LibWeb/DOM/EventDispatcher.h>
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#include <LibWeb/DOM/EventListener.h>
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#include <LibWeb/DOM/EventTarget.h>
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namespace Web::DOM {
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void EventDispatcher::dispatch(EventTarget& target, NonnullRefPtr<Event> event)
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{
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auto listeners = target.listeners();
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for (auto& listener : listeners) {
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if (listener.event_name != event->type())
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continue;
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auto& function = listener.listener->function();
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auto& global_object = function.global_object();
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auto* this_value = Bindings::wrap(global_object, target);
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auto& interpreter = target.script_execution_context()->interpreter();
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(void)interpreter.call(function, this_value, Bindings::wrap(global_object, target));
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if (interpreter.exception())
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interpreter.vm().clear_exception();
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}
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}
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}
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