UserEvent.h

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#ifndef USEREVENT_H
#define USEREVENT_H
 
#include <QEvent>
#include <QVariant>
#include <functional>
 
class MainWindow;
class UserEvent;
 
enum {
    UserEventType = QEvent::User,
};
 
class StartEventData {
public:
    StartEventData()
    {
    }
};
 
class CloneRepositoryEventData {
public:
    QString remote_url;
    CloneRepositoryEventData(QString const &remote_url)
        : remote_url(remote_url)
    {
    }
};
 
class UserEventHandler {
public:
    typedef std::variant<
        StartEventData,
        CloneRepositoryEventData
    > variant_t;
 
    MainWindow *mainwindow;
 
    UserEventHandler(MainWindow *mw)
        : mainwindow(mw)
    {
    }
 
    void operator () (StartEventData const &e);
    void operator () (CloneRepositoryEventData const &e);
 
    void go(UserEvent *e);
};
 
class UserEvent : public QEvent {
public:
    UserEventHandler::variant_t data_;
 
    UserEvent(UserEventHandler::variant_t &&v)
        : QEvent((QEvent::Type)UserEventType)
        , data_(v)
    {
    }
};
 
inline void UserEventHandler::go(UserEvent *e)
{
    std::visit(*this, e->data_);
}
 
#endif // USEREVENT_H