EventQueuedState.h

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#pragma once
 
#include "WaitStateBase.h"
 
#include <QtCore/QSet>
#include <QtCore/QString>
 
class EventQueuedState : public WaitStateBase
{
    Q_OBJECT
    Q_DISABLE_COPY(EventQueuedState)
 
public:
    EventQueuedState(const QString& stateName, QState* parent,
                     const QString& eventName, int timeoutMsecs = 0);
 
    EventQueuedState(const QString& stateName, QState* parent,
                     const QSet<QString>& eventNames, int timeoutMsecs = 0);
 
    void addExpectedEvent(const QString& eventName);
 
    void removeExpectedEvent(const QString& eventName);
 
    QSet<QString> expectedEvents() const { return _expectedEvents; }
 
    QString receivedEvent() const { return _receivedEvent; }
 
signals:
    void eventReceived(const QString& eventName);
 
protected:
    void connectWaitSignal() override;
    void disconnectWaitSignal() override;
    void onWaitEntered() override;
 
private slots:
    void _onMachineEvent(const QString& eventName);
 
private:
    QSet<QString> _expectedEvents;
    QString _receivedEvent;
    QMetaObject::Connection _eventConnection;
};