ladybird/Userland/Libraries/LibWeb/HTML/SessionHistoryTraversalQueue.h
2023-08-14 17:46:46 +02:00

39 lines
908 B
C++

/*
* Copyright (c) 2023, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibCore/Timer.h>
namespace Web::HTML {
// https://html.spec.whatwg.org/multipage/document-sequences.html#tn-session-history-traversal-queue
class SessionHistoryTraversalQueue {
public:
SessionHistoryTraversalQueue()
{
m_timer = Core::Timer::create_single_shot(0, [this] {
while (m_queue.size() > 0) {
auto steps = m_queue.take_first();
steps();
}
}).release_value_but_fixme_should_propagate_errors();
}
void append(JS::SafeFunction<void()> steps)
{
m_queue.append(move(steps));
if (!m_timer->is_active()) {
m_timer->start();
}
}
private:
Vector<JS::SafeFunction<void()>> m_queue;
RefPtr<Core::Timer> m_timer;
};
}