progressNotification.h

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#ifndef AGRUM_PROGRESSNOTIFICATION_H
#define AGRUM_PROGRESSNOTIFICATION_H

#include <agrum/core/signal/signaler.h>
#include <agrum/core/timer.h>

namespace gum {

  class ProgressNotifier {
    public:
    Signaler2< Size, double > onProgress;

    Signaler1< const std::string& > onStop;
  };

  class ProgressListener : public Listener {
    public:
    explicit ProgressListener(ProgressNotifier& notif);

    virtual ~ProgressListener();

    virtual void
       whenProgress(const void* src, const Size step, const double time) = 0;

    virtual void whenStop(const void* src, const std::string& message) = 0;

    protected:
    ProgressListener(const ProgressListener& other);

    ProgressListener& operator=(const ProgressListener& other);

    private:
    ProgressNotifier& __notif;
  };
}   // namespace gum
#endif   // AGRUM_PROGRESSNOTIFICATION_H