-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
-
-// File: XGUI_DataModel.h
-// Created: 21 Jul 2015
-// Author: Vitaly SMETANNIKOV
-
+// Copyright (C) 2014-2017 CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or
+// email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
+//
#ifndef XGUI_DataModel_H
#define XGUI_DataModel_H
#include "XGUI.h"
+#include <ModuleBase_Definitions.h>
#include <ModelAPI_Object.h>
#include <ModelAPI_Document.h>
-#include <Config_DataModelReader.h>
-#include <QAbstractItemModel>
#include <Events_Listener.h>
+#include <QAbstractItemModel>
+
+class Config_DataModelReader;
+class XGUI_Workshop;
/**\class XGUI_DataModel
* \ingroup GUI
* - Non Valid Index - root index
* - An index with internal Id == -1 is a folder of root document
* - An index which contains internal pointer as ModelAPI_Object its the object
- * - An index which contains internal pointer as ModelAPI_Document is a folder which belongs to this document
+ * - An index which contains internal pointer as ModelAPI_Document is
+ * a folder which belongs to this document
*/
class XGUI_EXPORT XGUI_DataModel : public QAbstractItemModel, public Events_Listener
{
Q_OBJECT
public:
+ /// Constructor
+ /// \param theParent a parent object
XGUI_DataModel(QObject* theParent);
+ /// Destructor
+ virtual ~XGUI_DataModel();
+
/// Event Listener method
/// \param theMessage an event message
virtual void processEvent(const std::shared_ptr<Events_Message>& theMessage);
//! Returns index of the object
//! \param theObject object to find
- virtual QModelIndex objectIndex(const ObjectPtr theObject) const;
+ virtual QModelIndex objectIndex(const ObjectPtr theObject, int theColumn = 1) const;
//! Clear internal data
virtual void clear();
virtual QVariant headerData(int theSection, Qt::Orientation theOrient, int theRole =
Qt::DisplayRole) const;
- /// Returns the number of rows under the given parent. When the parent is valid it means that
+ /// Returns the number of rows under the given parent. When the parent is valid it means that
/// rowCount is returning the number of children of parent.
/// \param theParent a parent model index
virtual int rowCount(const QModelIndex& theParent = QModelIndex()) const;
/// \param theParent a parent model index
virtual int columnCount(const QModelIndex& theParent = QModelIndex()) const;
- /// Returns the index of the item in the model specified by the given row, column and parent index.
+ /// Returns the index of the item in the model specified by the given row,
+ /// column and parent index.
/// \param theRow a row
/// \param theColumn a column
/// \param theParent a parent model index
virtual QModelIndex index(int theRow, int theColumn, const QModelIndex &theParent =
QModelIndex()) const;
- /// Returns the parent of the model item with the given index.
+ /// Returns the parent of the model item with the given index.
/// If the item has no parent, an invalid QModelIndex is returned.
/// \param theIndex a model index
virtual QModelIndex parent(const QModelIndex& theIndex) const;
/// \param theParent a parent model index
virtual bool hasChildren(const QModelIndex& theParent = QModelIndex()) const;
- /// Inserts count rows into the model before the given row.
+ /// Inserts count rows into the model before the given row.
/// Items in the new row will be children of the item represented by the parent model index.
/// \param theRow a start row
/// \param theCount a nember of rows to insert
/// Returns an index which is root of the given document
/// \param theDoc a document
- QModelIndex documentRootIndex(DocumentPtr theDoc) const;
+ QModelIndex documentRootIndex(DocumentPtr theDoc, int theColumn = 1) const;
-private:
- QModelIndex findDocumentRootIndex(ModelAPI_Document* theDoc) const;
+ /// Returns last history object index
+ virtual QModelIndex lastHistoryIndex() const;
+
+ /// Initialises XML data model reader. It must be initialised before DataModel using.
+ void setXMLReader(Config_DataModelReader* theReader) { myXMLReader = theReader; }
+ /// Do not processing anymore events of model loop
+ //bool blockEventsProcessing(const bool theState);
- Config_DataModelReader myXMLReader;
+signals:
+ /// Signal about tree had been rebuilt
+ void treeRebuilt();
+
+private:
+ enum VisibilityState {
+ NoneState,
+ Visible,
+ SemiVisible,
+ Hidden };
+
+ /// Find a root index which contains objects of the given document
+ /// \param theDoc the document object
+ QModelIndex findDocumentRootIndex(const ModelAPI_Document* theDoc, int aColumn = 1) const;
+
+ /// Returns number of folders in document.
+ /// Considered folders which has to be shown only if they are not empty.
+ /// \param theDoc document which has to be checked. If 0 then Root document will be considered
+ int foldersCount(ModelAPI_Document* theDoc = 0) const;
+
+ /// Retrurns indexes of folders which can not be shown because they are empty
+ /// \param theDoc document which has to be checked. If 0 then Root document will be considered
+ QIntList missedFolderIndexes(ModelAPI_Document* theDoc = 0) const;
+
+ /// Returns Id (row) of a folder taking into consideration
+ /// folders which can not be shown non empty
+ /// \param theType Type of the folder
+ /// \param theDoc a document which contains this folder
+ int folderId(std::string theType, ModelAPI_Document* theDoc = 0) const;
+
+ /// Removes a row from branch of tree
+ /// \param theStart - start row to update indexes
+ /// \param theSize - number of indexes in the folder
+ /// \param theParent - index of parent folder
+ void rebuildBranch(int theRow, int theCount, const QModelIndex& theParent = QModelIndex());
+
+ /// Returns list of folders types which can not be shown empty
+ /// \param fromRoot - root document flag
+ QStringList listOfShowNotEmptyFolders(bool fromRoot = true) const;
+
+ VisibilityState getVisibilityState(const QModelIndex& theIndex) const;
+
+ void addShownFolder(DocumentPtr theDoc, QString theFolder)
+ {
+ if (!myShownFolders.contains(theDoc)) {
+ myShownFolders[theDoc] = QStringList();
+ }
+ myShownFolders[theDoc].append(theFolder);
+ }
+
+ void removeShownFolder(DocumentPtr theDoc, QString theFolder)
+ {
+ if (myShownFolders.contains(theDoc)) {
+ myShownFolders[theDoc].removeAll(theFolder);
+ if (myShownFolders[theDoc].isEmpty())
+ myShownFolders.remove(theDoc);
+ }
+ }
+
+ bool hasShownFolder(DocumentPtr theDoc, QString theFolder) const
+ {
+ if (myShownFolders.contains(theDoc))
+ return myShownFolders[theDoc].contains(theFolder);
+ return false;
+ }
+
+ Config_DataModelReader* myXMLReader;
+
+ XGUI_Workshop* myWorkshop;
+ QMap<DocumentPtr, QStringList> myShownFolders;
+ //bool myIsEventsProcessingBlocked;
};
#endif
\ No newline at end of file