parameter.hpp

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#ifndef PCL_MODELER_PARAMETER_IMPL_H_
#define PCL_MODELER_PARAMETER_IMPL_H_

#include <pcl/apps/modeler/parameter.h>


namespace pcl
{
  namespace modeler
  {
    template <class T> std::string
    EnumParameter<T>::valueTip()
    {
      std::string tip("possible values: {");
      typename std::map<T, std::string>::const_iterator it = candidates_.begin();
      do
      {
        tip += it->second;
        ++ it;
        if (it != candidates_.end())
          tip += ", ";
      } while(it != candidates_.end());
      tip += "}";

      return (tip);
    }

    template <class T> QWidget *
    EnumParameter<T>::createEditor(QWidget *parent)
    {
      QComboBox* editor = new QComboBox(parent);
      for (typename std::map<T, std::string>::const_iterator it = candidates_.begin();
        it != candidates_.end();
        ++ it)
      {
          editor->addItem(it->second.c_str());
      }

      return (editor);
    }

    template <class T> void
    EnumParameter<T>::setEditorData(QWidget *editor)
    {
      QComboBox *comboBox = static_cast<QComboBox*>(editor);

      T value = T (*this);
      comboBox->setCurrentIndex(value);
    }

    template <class T> void
    EnumParameter<T>::getEditorData(QWidget *editor)
    {
      QComboBox *comboBox = static_cast<QComboBox*>(editor);
      T value = T (comboBox->currentIndex());
      current_value_ = value;
    }

    template <class T> std::pair<QVariant, int>
    EnumParameter<T>::toModelData()
    {
      std::pair<QVariant, int> model_data;
      for (typename std::map<T, std::string>::const_iterator it = candidates_.begin();
        it != candidates_.end();
        ++ it) 
      {
        if (it->first == value)
        {
          model_data.first = it->second;
          break;
        }
      }
      model_data.second = Qt::EditRole;

      return (model_data);
    }
  }
}

#endif // PCL_MODELER_PARAMETER_IMPL_H_