47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#include "ThreadBackgroundSleep.hpp"
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#include "Logger.hpp"
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#include "AppEvents.hpp"
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namespace OpenVulkano
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{
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ThreadBackgroundSleep ThreadBackgroundSleep::INSTANCE;
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ThreadBackgroundSleep::ThreadBackgroundSleep()
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{
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m_resignHandler = AppEvents::OnWillResignActive += [this]() { m_inBackground = true; };
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m_resumeHandler = AppEvents::OnDidBecomeActive += [this]() { Resume(); };
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}
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ThreadBackgroundSleep::~ThreadBackgroundSleep()
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{
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AppEvents::OnWillResignActive -= m_resignHandler;
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AppEvents::OnDidBecomeActive -= m_resumeHandler;
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Resume();
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}
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void ThreadBackgroundSleep::Resume()
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{
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{
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std::unique_lock lock(m_mutex);
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m_inBackground = false;
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}
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m_condVar.notify_all();
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}
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void ThreadBackgroundSleep::CheckForBackground(std::string_view taskName)
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{
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if (m_inBackground)
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{
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Logger::MANAGER->info("Sleep {}, because app has been sent to background.", taskName);
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std::unique_lock l(m_mutex);
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m_condVar.wait(l, [this]{ return !m_inBackground; });
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Logger::MANAGER->info("Resume {}, app is no longer in background.", taskName);
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}
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}
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} |