mirror of
https://github.com/RGBCube/serenity
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eca0873245
A lot of code assumes that there's a current execution context. By setting up a dummy context right after creating the main thread VM, we ensure that such code can always run.
53 lines
1.7 KiB
C++
53 lines
1.7 KiB
C++
/*
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* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021, Luke Wilde <lukew@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/NonnullRefPtrVector.h>
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#include <LibJS/Forward.h>
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#include <LibJS/Runtime/JobCallback.h>
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#include <LibJS/Runtime/VM.h>
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#include <LibWeb/DOM/MutationObserver.h>
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#include <LibWeb/HTML/EventLoop/EventLoop.h>
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namespace Web::Bindings {
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struct WebEngineCustomData final : public JS::VM::CustomData {
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virtual ~WebEngineCustomData() override = default;
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HTML::EventLoop event_loop;
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// FIXME: These should only be on similar-origin window agents, but we don't currently differentiate agent types.
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// https://dom.spec.whatwg.org/#mutation-observer-compound-microtask-queued-flag
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bool mutation_observer_microtask_queued { false };
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// https://dom.spec.whatwg.org/#mutation-observer-list
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// FIXME: This should be a set.
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NonnullRefPtrVector<DOM::MutationObserver> mutation_observers;
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OwnPtr<JS::ExecutionContext> root_execution_context;
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};
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struct WebEngineCustomJobCallbackData final : public JS::JobCallback::CustomData {
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WebEngineCustomJobCallbackData(HTML::EnvironmentSettingsObject& incumbent_settings, OwnPtr<JS::ExecutionContext> active_script_context)
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: incumbent_settings(incumbent_settings)
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, active_script_context(move(active_script_context))
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{
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}
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virtual ~WebEngineCustomJobCallbackData() override = default;
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HTML::EnvironmentSettingsObject& incumbent_settings;
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OwnPtr<JS::ExecutionContext> active_script_context;
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};
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HTML::ClassicScript* active_script();
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JS::VM& main_thread_vm();
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void queue_mutation_observer_microtask(DOM::Document&);
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}
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