#ifndef XGUI_DocumentDataModel_H
#define XGUI_DocumentDataModel_H
+#include "XGUI.h"
+#include "XGUI_Constants.h"
+
#include <QAbstractItemModel>
+#include <Events_Listener.h>
+
+#include <QList>
class ModelAPI_Document;
+class XGUI_PartModel;
+class XGUI_TopDataModel;
-class XGUI_DocumentDataModel : public QAbstractItemModel
+/**\class XGUI_DocumentDataModel
+ * \ingroup GUI
+ * \brief This is a proxy data model for Object Browser (QTreeView).
+ * It contains several sub-models for generation of each sub-part of data tree.
+ */
+class XGUI_EXPORT XGUI_DocumentDataModel : public QAbstractItemModel, public Events_Listener
{
Q_OBJECT
public:
+
+
XGUI_DocumentDataModel(QObject* theParent);
virtual ~XGUI_DocumentDataModel();
+ // Event Listener method
+ virtual void processEvent(const Events_Message* theMessage);
+
virtual QVariant data(const QModelIndex& theIndex, int theRole) const;
- virtual QVariant headerData(int section, Qt::Orientation orientation,
- int role = Qt::DisplayRole) const;
+ virtual QVariant headerData(int theSection, Qt::Orientation theOrient,
+ int theRole = Qt::DisplayRole) const;
- virtual int rowCount(const QModelIndex &parent = QModelIndex()) const;
- virtual int columnCount(const QModelIndex &parent = QModelIndex()) const;
+ virtual int rowCount(const QModelIndex& theParent = QModelIndex()) const;
+ virtual int columnCount(const QModelIndex& theParent = QModelIndex()) const;
virtual QModelIndex index(int theRow, int theColumn,
const QModelIndex &parent = QModelIndex()) const;
- virtual QModelIndex parent(const QModelIndex &index) const;
+ virtual QModelIndex parent(const QModelIndex& theIndex) const;
virtual bool hasChildren(const QModelIndex& theParent = QModelIndex()) const;
+ bool insertRows(int theRow, int theCount, const QModelIndex& theParent = QModelIndex());
+
+ bool removeRows(int theRow, int theCount, const QModelIndex& theParent = QModelIndex());
+
+ Qt::ItemFlags flags(const QModelIndex& theIndex) const;
+
+ //! Returns Feature object by the given Model index.
+ //! Returns 0 if the given index is not index of a feature
+ FeaturePtr feature(const QModelIndex& theIndex) const;
+
+ //! Returns QModelIndex which corresponds to the given feature if this is a part
+ //! If the feature is not found then index is not valid
+ QModelIndex partIndex(const FeaturePtr& theFeature) const;
+
+ //! Activates a part data model if the index is a Part node index.
+ //! Returns true if active part changed.
+ bool activatedIndex(const QModelIndex& theIndex);
+
+ FeaturePtr activePart() const;
+
+ QModelIndex activePartIndex() const { return myActivePartIndex; }
+
+ //! Deactivates a Part
+ void deactivatePart();
+
private:
- //std::shared_ptr<ModelAPI_Feature> myRoot;
- short myParamsFolder;
- short myConstructFolder;
- std::shared_ptr<ModelAPI_Document> myDocument;
+ enum {PartsFolder, HistoryNode};
+
+
+ //! Converts QModelIndex of this model to QModelIndex of a one of sub-models.
+ QModelIndex* toSourceModelIndex(const QModelIndex& theProxy) const;
+
+ //! Finds a pointer on QModelIndex which is equal to the given one
+ QModelIndex* findModelIndex(const QModelIndex& theIndex) const;
+
+ //! Returns pointer on QModelIndex which is equal to the given one.
+ QModelIndex* getModelIndex(const QModelIndex& theIndex) const;
+
+ //! Deletes all saved pointers on QModelIndex objects.
+ void clearModelIndexes();
+
+ //! Removes sub-model on removing a part object. Also it removes QModelIndex-es which refer to this model
+ void removeSubModel(int theModelId);
+
+ //! Returns true if the given model is a one of sub-models (of both types)
+ bool isSubModel(const QAbstractItemModel* theModel) const;
+
+ //! Returns true if the given model is a one of sub-models of Part type
+ bool isPartSubModel(const QAbstractItemModel* theModel) const;
+
+ //! Returns Parts Folder node
+ QModelIndex partFolderNode() const;
+
+ int historyOffset() const;
+
+
+ //! Document
+ boost::shared_ptr<ModelAPI_Document> myDocument;
+
+ //! Data model of top part of data tree (not parts object)
+ XGUI_TopDataModel* myModel;
+
+ //! Data models for Parts data tree representation (one data model per a one part)
+ QList<XGUI_PartModel*> myPartModels;
+
+ //! Active part in part editing mode
+ XGUI_PartModel* myActivePart;
+
+ QModelIndex myActivePartIndex;
+
+ //! List of saved QModelIndexes created by sub-models
+ QList<QModelIndex*> myIndexes;
+
};
#endif
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