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52 lines
1.2 KiB
C++
52 lines
1.2 KiB
C++
/*
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* Copyright (c) 2021-2024, Andreas Kling <andreas@ladybird.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/Queue.h>
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#include <LibJS/Heap/Cell.h>
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#include <LibWeb/HTML/EventLoop/Task.h>
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namespace Web::HTML {
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class TaskQueue : public JS::Cell {
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GC_CELL(TaskQueue, JS::Cell);
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GC_DECLARE_ALLOCATOR(TaskQueue);
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public:
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explicit TaskQueue(HTML::EventLoop&);
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virtual ~TaskQueue() override;
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bool is_empty() const { return m_tasks.is_empty(); }
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bool has_runnable_tasks() const;
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bool has_rendering_tasks() const;
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void add(GC::Ref<HTML::Task>);
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GC::Ptr<HTML::Task> take_first_runnable();
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void enqueue(GC::Ref<HTML::Task> task) { add(task); }
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GC::Ptr<HTML::Task> dequeue()
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{
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if (m_tasks.is_empty())
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return {};
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return m_tasks.take_first();
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}
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void remove_tasks_matching(Function<bool(HTML::Task const&)>);
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GC::RootVector<GC::Ref<Task>> take_tasks_matching(Function<bool(HTML::Task const&)>);
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Task const* last_added_task() const;
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private:
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virtual void visit_edges(Visitor&) override;
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GC::Ref<HTML::EventLoop> m_event_loop;
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Vector<GC::Ref<HTML::Task>> m_tasks;
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};
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}
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