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59 lines
1.5 KiB
C++
59 lines
1.5 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates, or
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* a third party where indicated.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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#if !defined(Q_MOC_RUN)
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#include <QtCore/QObject>
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#include <QtCore/QTimer>
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#include <QtCore/QThread>
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#include <AzCore/Memory/SystemAllocator.h>
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#endif
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#pragma once
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namespace AzToolsFramework
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{
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//! Qt suppresses all timer events during modal dialogs, this object allows us to
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//! emit a Tick event from which we can broadcast a SystemTick event.
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class Ticker
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: public QObject
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{
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public:
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Q_OBJECT
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public:
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explicit Ticker(QObject* parent = nullptr, float timeoutMS = 10.f);
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virtual ~Ticker();
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//! Starts the ticking on a thread
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void Start();
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//! Cancels and destroys the ticking thread
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void Cancel();
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Q_SIGNALS:
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//! Connect to this signal to handle the tick
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void Tick();
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private Q_SLOTS:
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//! Single shot event that emits the Tick signal
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void Loop();
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private:
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QThread* m_thread;
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bool m_cancelled;
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float m_timeoutMS;
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};
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}
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