gui-notification-facade.h

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/*
  GUI-NOTIFICATION-FACADE.h  -  access point for pushing information into the GUI

   Copyright (C)
     2008,            Hermann Vosseler <Ichthyostega@web.de>

  **Lumiera** is free software; you can redistribute it and/or modify it
  under the terms of the GNU General Public License as published by the
  Free Software Foundation; either version 2 of the License, or (at your
  option) any later version. See the file COPYING for further details.

*/

#ifndef STAGE_GUI_NOTIFICATION_H
#define STAGE_GUI_NOTIFICATION_H



#ifdef __cplusplus  /* ============== C++ Interface ================= */

#include "lib/depend.hpp"
#include "lib/idi/entry-id.hpp"

#include <string>


namespace lib {
  namespace diff {
    class GenNode;
    class MutationMessage;
} }
namespace stage {
  
  using std::string;
  using lib::diff::GenNode;
  using lib::diff::MutationMessage;
  
  using ID = lib::idi::BareEntryID const&;
  
  enum NotifyLevel {
      NOTE_INFO,   
      NOTE_WARN,   
      NOTE_ERROR   
  };
  
  
  /*****************************************************************/
  class GuiNotification
    {
    protected:
      virtual ~GuiNotification() {}   
      friend class lib::DependencyFactory<GuiNotification>;
      
    public:
      static lib::Depend<GuiNotification> facade;
      
      
      virtual void displayInfo (NotifyLevel, string const& text) =0;
      
      virtual void markError (ID uiElement, string const& text)  =0;
      
      virtual void markNote  (ID uiElement, string const& text)  =0;
      
      virtual void mark      (ID uiElement, GenNode&& stateMark) =0;
      
      virtual void mutate (ID uiElement, MutationMessage&&)      =0;
      
      virtual void triggerGuiShutdown (string const& cause)      =0;
      
    };
  
  
  
} // namespace stage


extern "C" {
#endif /* =========================== CL Interface ===================== */

  
#include "common/interface.h"
#include "lib/hash-value.h"


LUMIERA_INTERFACE_DECLARE (lumieraorg_GuiNotification, 0,
                           LUMIERA_INTERFACE_SLOT (void, displayInfo,        (uint, const char*)),
                           LUMIERA_INTERFACE_SLOT (void, markError,          (const void*, const char*)),  
                           LUMIERA_INTERFACE_SLOT (void, markNote,           (const void*, const char*)),
                           LUMIERA_INTERFACE_SLOT (void, mark,               (const void*, void*)),
                           LUMIERA_INTERFACE_SLOT (void, mutate,             (const void*, void*)),
                           LUMIERA_INTERFACE_SLOT (void, triggerGuiShutdown, (const char*)),
);


#ifdef __cplusplus
}// extern "C"
#endif
#endif /*STAGE_GUI_NOTIFICATION_H*/