/*
 * QtObservedMoleculeObserver.hpp
 *
 *  Created on: Mar 17, 2016
 *      Author: heber
 */


#ifndef QTOBSERVEDMOLECULEOBSERVER_HPP_
#define QTOBSERVEDMOLECULEOBSERVER_HPP_

// include config.h
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <QWidget>

#include "UIElements/Qt4/InstanceBoard/QtObservedMolecule.hpp"
#include "types.hpp"

class QtObservedInstanceBoard;

/** This class serves all QtObservedMolecule instances and relays specific
 * events, such as ElementChanged.
 *
 * This is to have single class that is informed about all changes of a
 * certain type, but on the Qt side, just as EntityObserver does on the
 * molecuilder side.
 *
 */
class QtObservedMoleculeObserver : public QWidget
{
  Q_OBJECT

public:
  QtObservedMoleculeObserver(QtObservedInstanceBoard *_board, QWidget * _parent = NULL);

  const moleculeId_t getIdtoIndex(ObservedValue_Index_t _index) const;

signals:
  void AtomCountChanged(const QtObservedMolecule::ptr _molecule);
  void FormulaChanged(const QtObservedMolecule::ptr _molecule);
  void NameChanged(const QtObservedMolecule::ptr _molecule);
  void SelectionChanged(const QtObservedMolecule::ptr _molecule);

  // relayed signals
  void MoleculeInserted(const QtObservedMolecule::ptr _molecule);
  void MoleculeRemoved(ObservedValue_Index_t _index);

private slots:
  // relayed, and modified signals
  void atomcountChanged();
  void formulaChanged();
  void nameChanged();
  void selectionChanged();

  void moleculeInserted(const QtObservedMolecule::ptr _molecule);
  void moleculeRemoved(ObservedValue_Index_t _index);

private:
  //!> ref to get object from index
  QtObservedInstanceBoard * const board;
};

#endif /* QTOBSERVEDMOLECULEOBSERVER_HPP_ */