SubTreeProxyModel.h

 
#ifndef SubTreeProxyModel_h
#define SubTreeProxyModel_h
 
#include <QIdentityProxyModel>
#include <QPersistentModelIndex>
#include <QSortFilterProxyModel>
 
class QAbstractProxyModel;
class QObject;
class QStandardItem;
class QVariant;
 
namespace Isis {
  
  class SubTreeProxyModel : public QIdentityProxyModel {
    Q_OBJECT
 
    public:
      explicit SubTreeProxyModel(QObject *parent = 0);
 
      QModelIndex mapFromSource(const QModelIndex &sourceIndex) const Q_DECL_OVERRIDE;
      QModelIndex mapToSource(const QModelIndex &proxyIndex) const Q_DECL_OVERRIDE;
 
      void setSourceModel(QAbstractItemModel *newSourceModel) Q_DECL_OVERRIDE;
 
      bool setRoot(const QStandardItem *item);
 
 
      // Allow reading of the model
      //QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
      //Qt::ItemFlags flags(const QModelIndex &index) const override;
 
      // Allow re-sizing the model
      //bool insertRows(int row, int count, const QModelIndex &parent = QModelIndex()) override;
 
    // Use the method below to change how filtering chooses to accept the row
    // protected:
      // bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;
 
    private:
      QPersistentModelIndex m_root;
 
  };
 
};
 
 
#endif