progressNotification.h

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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
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#ifndef GUM_PROGRESSNOTIFICATION_H
#define GUM_PROGRESSNOTIFICATION_H
 
#include <agrum/base/core/signal/signalers.h>
#include <agrum/base/core/timer.h>
 
#include <string_view>
 
namespace gum {

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

    Signaler< std::string_view > onStop;
  };

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

    ~ProgressListener() override;

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

    virtual void whenStop(const void* src, std::string_view message) = 0;
 
    protected:
    ProgressListener(const ProgressListener& other);

    ProgressListener& operator=(const ProgressListener& other);
 
    private:
    ProgressNotifier& _notif_;
  };
}   // namespace gum
#endif   // GUM_PROGRESSNOTIFICATION_H