Application.h

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/********************************************************************
**                Image Component Library (ICL)                    **
**                                                                 **
** Copyright (C) 2006-2013 CITEC, University of Bielefeld          **
**                         Neuroinformatics Group                  **
** Website: www.iclcv.org and                                      **
**          http://opensource.cit-ec.de/projects/icl               **
**                                                                 **
** File   : ICLQt/src/ICLQt/Application.h                          **
** Module : ICLQt                                                  **
** Authors: Christof Elbrechter                                    **
**                                                                 **
**                                                                 **
** GNU LESSER GENERAL PUBLIC LICENSE                               **
** This file may be used under the terms of the GNU Lesser General **
** Public License version 3.0 as published by the                  **
**                                                                 **
** Free Software Foundation and appearing in the file LICENSE.GPL  **
** included in the packaging of this file.  Please review the      **
** following information to ensure the license requirements will   **
** be met: http://www.gnu.org/licenses/lgpl-3.0.txt                **
**                                                                 **
** The development of this software was supported by the           **
** Excellence Cluster EXC 277 Cognitive Interaction Technology.    **
** The Excellence Cluster EXC 277 is a grant of the Deutsche       **
** Forschungsgemeinschaft (DFG) in the context of the German       **
** Excellence Initiative.                                          **
**                                                                 **
********************************************************************/

#pragma once

#include <string>
#include <vector>
#include <ICLUtils/Exception.h>
#include <QtGui/QApplication>

namespace icl{

  namespace qt{

    struct ExecThread;


    class ICLApplication : public QObject{
      
      public:
      QApplication *app;
      
      typedef void (*callback)(void);
      
      struct SecondSingeltonException : public utils::ICLException{
        SecondSingeltonException(const std::string &reason):utils::ICLException(reason){}
      };
  

      ICLApplication(int argc, char **argv, const std::string &paInitString="", 
                     callback init=0, callback run=0,
                     callback run2=0, callback run3=0,
                     callback run4=0, callback run5=0)throw (SecondSingeltonException);
  
      ~ICLApplication();
      

      void addThread(callback cb);
  

      void addInit(callback cb);
      

      void addFinalization(callback cb);
  

      int exec();
      
      struct AsynchronousEvent{
        virtual void execute() = 0;
        
        virtual ~AsynchronousEvent(){}
      };
      

      void executeInGUIThread(AsynchronousEvent *event);

      virtual bool event(QEvent *eIn);
      
      static ICLApplication *instance();
      
      private:
      static ICLApplication *s_app;
      
      static std::vector<ExecThread*> s_threads;
      
      static std::vector<callback> s_inits;
      
      
      static std::vector<callback> s_callbacks;
  
      static std::vector<callback> s_finalizes;
    };
  
    typedef ICLApplication ICLApp; 
  } // namespace qt
}