RetryTransition.h

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#pragma once
 
#include "QGCSignalTransition.h"
 
#include <QtCore/QLoggingCategory>
 
#include <functional>
 
class RetryTransition : public QGCSignalTransition
{
    Q_OBJECT
    Q_DISABLE_COPY(RetryTransition)
 
public:
    using RetryAction = std::function<void()>;
 
    template<typename Func>
    RetryTransition(const typename QtPrivate::FunctionPointer<Func>::Object* sender,
                    Func signalFn,
                    QAbstractState* target,
                    RetryAction retryAction,
                    int maxRetries = 1)
        : QGCSignalTransition(sender, signalFn)
        , _retryAction(std::move(retryAction))
        , _maxRetries(maxRetries)
    {
        setTargetState(target);
    }
 
    void reset() { _retryCount = 0; }
 
    int retryCount() const { return _retryCount; }
 
    int maxRetries() const { return _maxRetries; }
 
protected:
    bool eventTest(QEvent* event) override;
 
    void onTransition(QEvent* event) override;
 
private:
    RetryAction _retryAction;
    int _maxRetries = 1;
    int _retryCount = 0;
};