mlItemModelProxy.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_PROXY_H
#define ML_ITEM_MODEL_PROXY_H
 
 
 
#include <mlAbstractItemModel.h>
 
ML_START_NAMESPACE
 
//===========================================================================
 
class MLITEMMODEL_EXPORT ItemModelProxy : public AbstractItemModel
{
public:
  ItemModelProxy(AbstractItemModelPtr sourceModel);
  ~ItemModelProxy() override;
 
  AbstractItemModelPtr sourceModel() const { return _sourceModel; }
 
protected:
  ModelIndex convertToSource(const ModelIndex& index);
  ModelIndex convertFromSource(const ModelIndex& index);
 
  void incItemRefCount(void* p) override;
  void decItemRefCount(void* p) override;
 
private:
  static void sourceEventCB(void* userData, ml::BaseEvent* ev);
 
  virtual void sourceItemsInserted(ml::ItemsInsertedEvent* ev);
  virtual void sourceItemsRemoved(ml::ItemsRemovedEvent* ev);
  virtual void sourceItemsDataChanged(ml::ItemsDataChangedEvent* evt);
  virtual void sourceItemChanged(ml::ItemChangedEvent* ev);
 
  AbstractItemModelPtr _sourceModel;
 
  ML_ABSTRACT_CLASS_HEADER(ItemModelProxy)
};
 
ML_REFCOUNTED_PTR(ItemModelProxy)
 
//===========================================================================
 
ML_END_NAMESPACE
 
#endif // __mlItemModelProxy_H