parameter_dialog.h

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#ifndef PCL_MODELER_PARAMETER_DIALOG_H_
#define PCL_MODELER_PARAMETER_DIALOG_H_

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

namespace pcl
{
  namespace modeler
  {
    class Parameter;

    class ParameterModel: public QStandardItemModel
    {
      public: 
        ParameterModel(QObject * parent = 0) : QStandardItemModel(parent){}
        ParameterModel(int rows, int columns, QObject * parent = 0) : QStandardItemModel(rows, columns, parent){}
        ~ParameterModel() {}

        Qt::ItemFlags
        flags ( const QModelIndex & index ) const
        {
          return (index.column() == 0)?(Qt::ItemIsEnabled | Qt::ItemIsSelectable):QStandardItemModel::flags(index);
        }
    };

    class ParameterDialog : public QDialog
    {
      Q_OBJECT
      public:
        ParameterDialog(const std::string& title, QWidget* parent=0);
        ~ParameterDialog(void){}

        void
        addParameter(Parameter* parameter);

        virtual int
        exec();

      protected:
        std::map<std::string, Parameter*>       name_parameter_map_;
        ParameterModel*                         parameter_model_;

      protected slots:
        void
        reset();
    };

    class ParameterDelegate : public QStyledItemDelegate
    {
      Q_OBJECT
      public:
        ParameterDelegate(std::map<std::string, Parameter*>& parameterMap, QObject *parent = 0);

        QWidget *
        createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const;

        void
        setEditorData(QWidget *editor, const QModelIndex &index) const;

        void
        setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const;

        void
        updateEditorGeometry(QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex &index) const;

      protected:
        void
        initStyleOption(QStyleOptionViewItem *option, const QModelIndex &index) const;

      private:
        Parameter*
        getCurrentParameter(const QModelIndex &index) const;

        std::map<std::string, Parameter*>&      parameter_map_;
    };

  }
}

#endif // PCL_MODELER_PARAMETER_DIALOG_H_