AbstractParentItem.h

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#ifndef AbstractParentItem_H
#define AbstractParentItem_H


#include "AbstractTreeItem.h"


template< typename T > class QList;
class QVariant;


namespace Isis {
  namespace CnetViz {

    class AbstractParentItem : public virtual AbstractTreeItem {
      public:
        AbstractParentItem(AbstractTreeItem *parent = 0);
        virtual ~AbstractParentItem();

        virtual AbstractTreeItem *childAt(int row) const;
        virtual QList< AbstractTreeItem * > getChildren() const;
        virtual AbstractTreeItem *getFirstVisibleChild() const;
        virtual AbstractTreeItem *getLastVisibleChild() const;
        virtual int indexOf(AbstractTreeItem *child) const;
        virtual int childCount() const;
        virtual void addChild(AbstractTreeItem *child);
        virtual void setFirstVisibleChild(AbstractTreeItem *child);
        virtual void setLastVisibleChild(AbstractTreeItem *child);


      private: // disable copying of this class
        AbstractParentItem(const AbstractParentItem &);
        const AbstractParentItem &operator=(const AbstractParentItem &);


      private:
        QList< AbstractTreeItem * > * m_children;
        AbstractTreeItem *m_firstVisibleChild;
        AbstractTreeItem *m_lastVisibleChild;
    };
  }
}

#endif