ladybird/Libraries/LibWeb/HTML/EventLoop/TaskQueue.h
Shannon Booth f87041bf3a LibGC+Everywhere: Factor out a LibGC from LibJS
Resulting in a massive rename across almost everywhere! Alongside the
namespace change, we now have the following names:

 * JS::NonnullGCPtr -> GC::Ref
 * JS::GCPtr -> GC::Ptr
 * JS::HeapFunction -> GC::Function
 * JS::CellImpl -> GC::Cell
 * JS::Handle -> GC::Root
2024-11-15 14:49:20 +01:00

52 lines
1.2 KiB
C++

/*
* Copyright (c) 2021-2024, Andreas Kling <andreas@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Queue.h>
#include <LibJS/Heap/Cell.h>
#include <LibWeb/HTML/EventLoop/Task.h>
namespace Web::HTML {
class TaskQueue : public JS::Cell {
GC_CELL(TaskQueue, JS::Cell);
GC_DECLARE_ALLOCATOR(TaskQueue);
public:
explicit TaskQueue(HTML::EventLoop&);
virtual ~TaskQueue() override;
bool is_empty() const { return m_tasks.is_empty(); }
bool has_runnable_tasks() const;
bool has_rendering_tasks() const;
void add(GC::Ref<HTML::Task>);
GC::Ptr<HTML::Task> take_first_runnable();
void enqueue(GC::Ref<HTML::Task> task) { add(task); }
GC::Ptr<HTML::Task> dequeue()
{
if (m_tasks.is_empty())
return {};
return m_tasks.take_first();
}
void remove_tasks_matching(Function<bool(HTML::Task const&)>);
GC::MarkedVector<GC::Ref<Task>> take_tasks_matching(Function<bool(HTML::Task const&)>);
Task const* last_added_task() const;
private:
virtual void visit_edges(Visitor&) override;
GC::Ref<HTML::EventLoop> m_event_loop;
Vector<GC::Ref<HTML::Task>> m_tasks;
};
}