task_event.h

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/*
 * This file depends on Qt which is licensed under LGPLv3.
 * See ADTF_DIR/3rdparty/qt5 and doc/license for detailed information.
 */
 
#pragma once
 
#include <functional>
 
#include <QEvent>
 
class cTaskEvent : public QEvent
{
    public:
        cTaskEvent(std::function<void()> oFunc) :
            QEvent(type()),
            m_oFunc(oFunc)
        {}
 
        static QEvent::Type type()
        {
            if (m_pCustomEventType.get() == nullptr)
            {
                const auto oGeneratedType = QEvent::registerEventType();
                m_pCustomEventType.reset(new QEvent::Type(static_cast<QEvent::Type>(oGeneratedType)));
            }
            return *m_pCustomEventType;
        }
 
        void execute()
        {
            m_oFunc();
        }
 
    private:
        static inline std::unique_ptr<QEvent::Type> m_pCustomEventType;
 
        std::function<void()> m_oFunc;
};