TreeModelObjectSelection.hh

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#ifndef TREEMODELOBJECTSELECTION_H
#define TREEMODELOBJECTSELECTION_H

#include <QAbstractItemModel>
#include <QModelIndex>
#include <QVariant>

#include "TreeItemObjectSelection.hh"

class TreeModelObjectSelection : public QAbstractItemModel
{
  Q_OBJECT

  signals:
    // the connected TreeView changed data
    void dataChangedInside(int _id, int _column, const QVariant& _value);       

  public:

    TreeModelObjectSelection(QObject *_parent = 0);

    ~TreeModelObjectSelection();

//===========================================================================
//===========================================================================

public:

    QVariant data(const QModelIndex &index, int role) const;

    Qt::ItemFlags flags(const QModelIndex &index) const;

    QVariant headerData(int section, 
                        Qt::Orientation orientation,
                        int role = Qt::DisplayRole) const;

    QModelIndex index(int row, int column,
                      const QModelIndex &parent = QModelIndex()) const;

    QModelIndex parent(const QModelIndex &index) const;

    int rowCount(const QModelIndex &parent = QModelIndex()) const;

    int columnCount(const QModelIndex &_parent = QModelIndex()) const;

    bool setData(const QModelIndex &index, const QVariant &value , int role);

//===========================================================================
//===========================================================================

public:

    QModelIndex getModelIndex(TreeItemObjectSelection* _object, int _column );

    QModelIndex getModelIndex(int _id, int _column );

    bool isRoot(TreeItemObjectSelection* _item);

    bool getObjectName(TreeItemObjectSelection* _object , QString& _name);

    TreeItemObjectSelection *getItem(const QModelIndex &index) const;

    QString itemName(const QModelIndex &index) const;

    int itemId(const QModelIndex &index) const;


    void objectChanged(int id_);

    void objectAdded(BaseObject* _object);

    void objectAdded(BaseObject* _object, BaseObject* _parent);

    void objectDeleted(int id_);

    void moveItem(TreeItemObjectSelection* _item, TreeItemObjectSelection* _parent );
private:

    TreeItemObjectSelection* rootItem_;


    void propagateUpwards(TreeItemObjectSelection* _obj,   int _column, bool _value );
    void propagateDownwards(TreeItemObjectSelection* _obj, int _column );

};

#endif