/********************************************************************
**                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/ButtonHandle.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.LGPL **
** 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 <ICLUtils/CompatMacros.h>
#include <ICLUtils/SmartPtr.h>
#include <ICLQt/GUIHandle.h>
#include <string>
#include <vector>
#include <QPushButton>

//#include <QPushButton>

/**\cond */
class QPushButton;
/**\endcond */


namespace icl{
  namespace qt{
    
    /// Special Utiltiy class for handling Button clicks in the ICL GUI API \ingroup HANDLES
    class ButtonHandle : public GUIHandle<QPushButton>{
      public:
      
      friend class ButtonGUIWidget;
      friend class ToggleButtonGUIWidget;
      
      /// creates a n empty button handle
      ICLQt_API ButtonHandle();
  
      /// create a new event with a given button id
      ICLQt_API ButtonHandle(QPushButton *b, GUIWidget *w);
  
      /// check if this event/button was triggered
      /** @param reset if set to true the internal boolen variable
                       is set to false, so wasTriggered returns true
                       only if the button was triggered again */
      ICLQt_API bool wasTriggered(bool reset = true);
      
      /// trigger this event (sets the internal boolean variable to true)
      void trigger(bool execCallbacks = true){
        *m_triggered = true;
        if(execCallbacks){
          cb();
        }
      }

	  ICLQt_API void setButtonText(std::string const &text) {
		  (**this)->setText(text.c_str());
	  }

      /// sets the internal boolean variable to false
      ICLQt_API void reset();
      
      /// returns this buttons id (uncommon)
      ICLQt_API const std::string &getID() const;
      
      private:
      
      utils::SmartPtr<bool> m_triggered; //!< internal boolean variable
      std::string m_sID; //!< corresponding id
    };  
  } // namespace qt
}