mlItemModelAttributeFilter.h

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/*************************************************************************************
**
** Copyright 2014, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
#ifndef ML_ITEM_MODEL_ATTRIBUTE_FILTER_H
#define ML_ITEM_MODEL_ATTRIBUTE_FILTER_H
 
 
 
#include <mlItemModelProxy.h>
 
#include <boost/unordered_map.hpp>
 
ML_START_NAMESPACE
 
//===========================================================================
 
class MLITEMMODEL_EXPORT ItemModelAttributeFilter : public ItemModelProxy
{
public:
  ItemModelAttributeFilter(AbstractItemModelPtr baseModel, const std::vector<std::string>& attributes);
  ~ItemModelAttributeFilter() override;
 
public:
 
  bool isFlat() const override;
 
  bool hasChildren(const ModelIndex& parent) override;
 
  unsigned int getChildCount(const ModelIndex& parent) override;
 
  ModelIndex getChild(const ModelIndex& parent, unsigned int index) override;
 
  ModelIndex getParent(const ModelIndex& child) override;
 
 
  int getAttributeCount() const override;
 
  std::string getAttributeName(int index) const override;
 
  Variant getAttributeDefault(int index) const override;
 
  int getAttributeIndex(const std::string& name) override;
 
 
  Variant getData(const ModelIndex& item, int attributeIndex) override;
  bool setData(const ModelIndex& item, int attributeIndex, const Variant& data,
                       void* skipListener = nullptr) override;
  bool bulkSetData(const std::vector<ModelIndex>& items,
                           int attributeIndex, const Variant& data,
                           void* skipListener = nullptr) override;
  bool bulkSetData(const std::vector<ModelIndex>& items,
                           int attributeIndex, const std::vector<Variant>& data,
                           void* skipListener = nullptr) override;
 
  bool rawSetData(const ModelIndex& item, int attributeIndex, const Variant& data) override;
 
 
  ML_ABSTRACT_CLASS_HEADER(ItemModelAttributeFilter)
 
private:
  void sourceItemsInserted(ml::ItemsInsertedEvent* ev) override;
  void sourceItemsRemoved(ml::ItemsRemovedEvent* ev) override;
  void sourceItemsDataChanged(ml::ItemsDataChangedEvent* evt) override;
  void sourceItemChanged(ml::ItemChangedEvent* ev) override;
 
  int mapAttributeIndexToSource(int index) const;
  int mapAttributeIndexFromSource(int index) const;
 
  boost::unordered_map<int,int> _mapAttributeToSource;
  boost::unordered_map<int,int> _mapAttributeFromSource;
 
  void* _listenerToSkipForDataChange;
};
 
//===========================================================================
 
ML_END_NAMESPACE
 
#endif // __mlItemModelAttributeFilter_H