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96 lines
2.3 KiB
C++
96 lines
2.3 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibCore/Timer.h>
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namespace Core {
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Timer::Timer(Object* parent)
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: Object(parent)
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{
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}
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Timer::Timer(int interval, Function<void()>&& timeout_handler, Object* parent)
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: Object(parent)
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, on_timeout(move(timeout_handler))
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{
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start(interval);
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}
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Timer::~Timer()
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{
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}
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void Timer::start()
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{
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start(m_interval);
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}
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void Timer::start(int interval)
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{
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if (m_active)
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return;
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m_interval = interval;
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start_timer(interval);
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m_active = true;
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}
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void Timer::restart()
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{
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restart(m_interval);
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}
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void Timer::restart(int interval)
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{
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if (m_active)
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stop();
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start(interval);
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}
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void Timer::stop()
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{
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if (!m_active)
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return;
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stop_timer();
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m_active = false;
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}
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void Timer::timer_event(TimerEvent&)
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{
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if (m_single_shot)
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stop();
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else {
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if (m_interval_dirty) {
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stop();
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start(m_interval);
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}
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}
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if (on_timeout)
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on_timeout();
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}
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}
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