state-manager.hpp

Go to the documentation of this file.

/*
  STATE-MANAGER.hpp  -  maintaining persistent interface state

  Copyright (C)         Lumiera.org
    2016,               Hermann Vosseler <Ichthyostega@web.de>

  This program 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.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*/


#ifndef STAGE_CTRL_STATE_MANAGER_H
#define STAGE_CTRL_STATE_MANAGER_H


#include "lib/idi/entry-id.hpp"
#include "lib/diff/gen-node.hpp"
#include "lib/nocopy.hpp"

#include <string>


namespace stage {
namespace ctrl {
  
  using std::string;
  
  
  class StateManager
    : util::NonCopyable
    {
    protected:
      virtual ~StateManager();    
      
      using ID = lib::idi::BareEntryID const&;
      using StateMark = lib::diff::GenNode const&;
    public:
      
      virtual StateMark
      currentState (ID uiElm, string propertyKey) const =0;
      
      virtual void
      replayState (ID uiElm, string propertyKey)        =0;
      
      virtual void
      replayAllState()                                  =0;
      
      virtual void
      replayAllState (string propertyKey)               =0;
      
      virtual void
      replayAllProperties (ID uiElm)                    =0;
      
      virtual void
      clearState()                                      =0;
      
    private:
    };
  
  
  
}} // namespace stage::ctrl
#endif /*STAGE_CTRL_STATE_MANAGER_H*/