X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FXGUI%2FXGUI_DocumentDataModel.cpp;h=6082e445bb56df332252a752caa11c14477e13dd;hb=4224f4dbe7ceaefe74b5d6b79a5840a9f5df2d7a;hp=50ea7c707b4e5dde0904308e794153c3e7bcb75d;hpb=6654a921211670c15a79a997ca666a174fe8a6f6;p=modules%2Fshaper.git

diff --git a/src/XGUI/XGUI_DocumentDataModel.cpp b/src/XGUI/XGUI_DocumentDataModel.cpp
index 50ea7c707..6082e445b 100644
--- a/src/XGUI/XGUI_DocumentDataModel.cpp
+++ b/src/XGUI/XGUI_DocumentDataModel.cpp
@@ -1,34 +1,40 @@
 #include "XGUI_DocumentDataModel.h"
 #include "XGUI_PartDataModel.h"
+#include "XGUI_Workshop.h"
+#include "XGUI_Tools.h"
 
 #include <ModelAPI_PluginManager.h>
-#include <ModelAPI_Iterator.h>
 #include <ModelAPI_Document.h>
 #include <ModelAPI_Feature.h>
 #include <ModelAPI_Data.h>
-#include <Model_Events.h>
+#include <ModelAPI_ResultPart.h>
+#include <ModelAPI_Events.h>
+#include <ModelAPI_Object.h>
 
 #include <Events_Loop.h>
 
+#include <Config_FeatureMessage.h>
 
 #include <QIcon>
 #include <QString>
+#include <QBrush>
 
+#include <set>
+
+#define ACTIVE_COLOR QColor(0,72,140)
+#define PASSIVE_COLOR Qt::black
 
 XGUI_DocumentDataModel::XGUI_DocumentDataModel(QObject* theParent)
-  : QAbstractItemModel(theParent)
+  : QAbstractItemModel(theParent), myActivePart(0)
 {
-  // Find Document object
-  boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
-  myDocument = aMgr->currentDocument();
-
   // Register in event loop
-  Events_Loop::loop()->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_CREATED));
-  Events_Loop::loop()->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_UPDATED));
-  Events_Loop::loop()->registerListener(this, Events_Loop::eventByName(EVENT_FEATURE_DELETED));
+  Events_Loop::loop()->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_CREATED));
+  Events_Loop::loop()->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
+  Events_Loop::loop()->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 
   // Create a top part of data tree model
-  myModel = new XGUI_TopDataModel(myDocument, this);
+  myModel = new XGUI_TopDataModel(this);
+  myModel->setItemsColor(ACTIVE_COLOR);
 }
 
 
@@ -40,104 +46,189 @@ XGUI_DocumentDataModel::~XGUI_DocumentDataModel()
 
 void XGUI_DocumentDataModel::processEvent(const Events_Message* theMessage)
 {
+  DocumentPtr aRootDoc = ModelAPI_PluginManager::get()->rootDocument();
+
   // Created object event *******************
-  if (QString(theMessage->eventID().eventText()) == EVENT_FEATURE_CREATED) {
-    const ModelAPI_FeatureUpdatedMessage* aUpdMsg = dynamic_cast<const ModelAPI_FeatureUpdatedMessage*>(theMessage);
-    boost::shared_ptr<ModelAPI_Document> aDoc = aUpdMsg->document();
-    boost::shared_ptr<ModelAPI_Feature> aFeature = aUpdMsg->feature();
-
-    if (aDoc == myDocument) {  // If root objects
-      if (aFeature->getGroup().compare(PARTS_GROUP) == 0) { // Updsate only Parts group
-        // Add a new part
-        int aStart = myModel->rowCount(QModelIndex()) + myPartModels.size() + 1;
-        XGUI_PartDataModel* aModel = new XGUI_PartDataModel(myDocument, this);
-        aModel->setPartId(myPartModels.count());
-        myPartModels.append(aModel);
-        insertRows(QModelIndex(), aStart, aStart);
-      } else { // Update top groups (other except parts
-        QModelIndex aIndex = myModel->findParent(aFeature);
-        int aStart = myModel->rowCount(aIndex) - 1;
-        aIndex = createIndex(aIndex.row(), aIndex.column(), (void*)getModelIndex(aIndex));
-        insertRows(aIndex, aStart, aStart);
-      }
-    } else { // if sub-objects of first level nodes
-      XGUI_PartModel* aPartModel = 0;
-      QList<XGUI_PartModel*>::const_iterator aIt;
-      for (aIt = myPartModels.constBegin(); aIt != myPartModels.constEnd(); ++aIt) {
-        if ((*aIt)->hasDocument(aDoc)) {
-          aPartModel = (*aIt);
-          break;
+  if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_CREATED)) {
+    const ModelAPI_ObjectUpdatedMessage* aUpdMsg = dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
+    std::set<ObjectPtr> aObjects = aUpdMsg->objects();
+
+    std::set<ObjectPtr>::const_iterator aIt;
+    for (aIt = aObjects.begin(); aIt != aObjects.end(); ++aIt) {
+      ObjectPtr aObject = (*aIt);
+      FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(aObject);
+      if (aFeature && (!aFeature->isInHistory()))
+        continue;
+
+      DocumentPtr aDoc = aObject->document();
+      if (aDoc == aRootDoc) {  // If root objects
+        if (aObject->groupName() == ModelAPI_ResultPart::group()) { // Update only Parts group
+          // Add a new part
+          int aStart = myPartModels.size();
+          XGUI_PartDataModel* aModel = new XGUI_PartDataModel(this);
+          aModel->setPartId(myPartModels.count());
+          myPartModels.append(aModel);
+          insertRow(aStart, partFolderNode());
+        } else { // Update top groups (other except parts
+          QModelIndex aIndex = myModel->findParent(aObject);
+          int aStart = myModel->rowCount(aIndex) - 1;
+          if (aStart < 0) aStart = 0;
+          aIndex = createIndex(aIndex.row(), aIndex.column(), (void*)getModelIndex(aIndex));
+          insertRow(aStart, aIndex);
+        }
+      } else { // if sub-objects of first level nodes
+        XGUI_PartModel* aPartModel = 0;
+        QList<XGUI_PartModel*>::const_iterator aIt;
+        for (aIt = myPartModels.constBegin(); aIt != myPartModels.constEnd(); ++aIt) {
+          if ((*aIt)->hasDocument(aDoc)) {
+            aPartModel = (*aIt);
+            break;
+          }
+        }
+        if (aPartModel) {
+          QModelIndex aIndex = aPartModel->findParent(aObject);
+          int aStart = aPartModel->rowCount(aIndex); // check this index
+          aIndex = createIndex(aIndex.row(), aIndex.column(), (void*)getModelIndex(aIndex));
+          insertRow(aStart, aIndex);
         }
-      }
-      if (aPartModel) {
-        QModelIndex aIndex = aPartModel->findParent(aFeature);
-        int aStart = aPartModel->rowCount(aIndex) - 1;
-        aIndex = createIndex(aIndex.row(), aIndex.column(), (void*)getModelIndex(aIndex));
-        insertRows(aIndex, aStart, aStart);
       }
     }
-
-  // Deteted object event ***********************
-  } else if (QString(theMessage->eventID().eventText()) == EVENT_FEATURE_DELETED) {
-    const ModelAPI_FeatureDeletedMessage* aUpdMsg = dynamic_cast<const ModelAPI_FeatureDeletedMessage*>(theMessage);
-    boost::shared_ptr<ModelAPI_Document> aDoc = aUpdMsg->document();
-
-    if (aDoc == myDocument) {  // If root objects
-      if (aUpdMsg->group().compare(PARTS_GROUP) == 0) { // Updsate only Parts group
-        int aStart = myModel->rowCount(QModelIndex()) + myPartModels.size() - 1;
-        beginRemoveRows(QModelIndex(), aStart, aStart);
-        removeSubModel(myPartModels.size() - 1);
-        endRemoveRows();
-      } else { // Update top groups (other except parts
-        QModelIndex aIndex = myModel->findGroup(aUpdMsg->group());
-        int aStart = myModel->rowCount(aIndex);
-        aIndex = createIndex(aIndex.row(), aIndex.column(), (void*)getModelIndex(aIndex));
-        beginRemoveRows(aIndex, aStart, aStart);
-        endRemoveRows();
-      }
-    } else {
-      XGUI_PartModel* aPartModel = 0;
-      QList<XGUI_PartModel*>::const_iterator aIt;
-      for (aIt = myPartModels.constBegin(); aIt != myPartModels.constEnd(); ++aIt) {
-        if ((*aIt)->hasDocument(aDoc)) {
-          aPartModel = (*aIt);
-          break;
+  // Deleted object event ***********************
+  } else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_DELETED)) {
+    const ModelAPI_ObjectDeletedMessage* aUpdMsg = dynamic_cast<const ModelAPI_ObjectDeletedMessage*>(theMessage);
+    DocumentPtr aDoc = aUpdMsg->document();
+    std::set<std::string> aGroups = aUpdMsg->groups();
+
+    std::set<std::string>::const_iterator aIt;
+    for (aIt = aGroups.begin(); aIt != aGroups.end(); ++aIt) {
+      std::string aGroup = (*aIt);
+      if (aDoc == aRootDoc) {  // If root objects
+        if (aGroup == ModelAPI_ResultPart::group()) { // Update only Parts group
+          int aStart = myPartModels.size() - 1;
+          removeSubModel(aStart);
+          removeRow(aStart, partFolderNode());
+          if (myActivePart && (!isPartSubModel(myActivePart))) {
+            myActivePart = 0;
+            myActivePartIndex = QModelIndex();
+            myModel->setItemsColor(ACTIVE_COLOR);
+          }
+        } else { // Update top groups (other except parts
+          QModelIndex aIndex = myModel->findGroup(aGroup);
+          int aStart = myModel->rowCount(aIndex);
+          aIndex = createIndex(aIndex.row(), aIndex.column(), (void*)getModelIndex(aIndex));
+          removeRow(aStart, aIndex);
+        }
+      } else {
+        XGUI_PartModel* aPartModel = 0;
+        QList<XGUI_PartModel*>::const_iterator aIt;
+        for (aIt = myPartModels.constBegin(); aIt != myPartModels.constEnd(); ++aIt) {
+          if ((*aIt)->hasDocument(aDoc)) {
+            aPartModel = (*aIt);
+            break;
+          }
+        }
+        if (aPartModel) {
+          QModelIndex aIndex = aPartModel->findGroup(aGroup);
+          int aStart = aPartModel->rowCount(aIndex);
+          aIndex = createIndex(aIndex.row(), aIndex.column(), (void*)getModelIndex(aIndex));
+          removeRow(aStart, aIndex);
         }
-      }
-      if (aPartModel) {
-        QModelIndex aIndex = aPartModel->findGroup(aUpdMsg->group());
-        int aStart = aPartModel->rowCount(aIndex);
-        aIndex = createIndex(aIndex.row(), aIndex.column(), (void*)getModelIndex(aIndex));
-        beginRemoveRows(aIndex, aStart, aStart);
-        endRemoveRows();
       }
     }
+  // Deleted object event ***********************
+  } else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED)) {
+    //const ModelAPI_ObjectUpdatedMessage* aUpdMsg = dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
+    //ObjectPtr aFeature = aUpdMsg->feature();
+    //DocumentPtr aDoc = aFeature->document();
+    
+    // TODO: Identify the necessary index by the modified feature
+    QModelIndex aIndex;
+    emit dataChanged(aIndex, aIndex);
 
   // Reset whole tree **************************
   } else {  
-    beginResetModel();
-    int aNbParts = myDocument->featuresIterator(PARTS_GROUP)->numIterationsLeft();
-    if (myPartModels.size() != aNbParts) { // resize internal models
-      while (myPartModels.size() > aNbParts) {
-        delete myPartModels.last();
-        myPartModels.removeLast();
-      }
-      while (myPartModels.size() < aNbParts) {
-        myPartModels.append(new XGUI_PartDataModel(myDocument, this));
-      }
-      for (int i = 0; i < myPartModels.size(); i++)
-        myPartModels.at(i)->setPartId(i);
+    rebuildDataTree();
+  }
+}
+
+void XGUI_DocumentDataModel::rebuildDataTree()
+{
+  DocumentPtr aRootDoc = ModelAPI_PluginManager::get()->rootDocument();
+
+  beginResetModel();
+  clearModelIndexes();
+
+  int aNbParts = aRootDoc->size(ModelAPI_ResultPart::group());
+  if (myPartModels.size() != aNbParts) { // resize internal models
+    while (myPartModels.size() > aNbParts) {
+      delete myPartModels.last();
+      myPartModels.removeLast();
     }
-    clearModelIndexes();
-    endResetModel();
+    while (myPartModels.size() < aNbParts) {
+      myPartModels.append(new XGUI_PartDataModel(this));
+    }
+    for (int i = 0; i < myPartModels.size(); i++)
+      myPartModels.at(i)->setPartId(i);
   }
+  endResetModel();
 }
 
 QVariant XGUI_DocumentDataModel::data(const QModelIndex& theIndex, int theRole) const
 {
   if (!theIndex.isValid())
     return QVariant();
-  return toSourceModelIndex(theIndex).data(theRole);
+  switch (theIndex.internalId()) {
+  case PartsFolder:
+    switch (theRole) {
+    case Qt::DisplayRole:
+      return tr("Parts") + QString(" (%1)").arg(rowCount(theIndex));
+    case Qt::DecorationRole:
+      return QIcon(":pictures/constr_folder.png");
+    case Qt::ToolTipRole:
+      return tr("Parts folder");
+    case Qt::ForegroundRole:
+      if (myActivePart)
+        return QBrush(PASSIVE_COLOR);
+      else
+        return QBrush(ACTIVE_COLOR);
+    default:
+      return QVariant();
+    }
+    break;
+  case HistoryNode:
+    {
+      int aOffset = historyOffset();
+      DocumentPtr aRootDoc = ModelAPI_PluginManager::get()->rootDocument();
+      ObjectPtr aObj = aRootDoc->object(ModelAPI_Feature::group(), theIndex.row() - aOffset);
+      FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
+      if (!aFeature)
+        return QVariant();
+      switch (theRole) {
+      case Qt::DisplayRole:
+        if (aFeature)
+          return aFeature->data()->name().c_str();
+        else 
+          return QVariant();
+      case Qt::DecorationRole:
+        return QIcon(XGUI_Workshop::featureIcon(aFeature->getKind()));
+      case Qt::ToolTipRole:
+        return tr("Feature object");
+      case Qt::ForegroundRole:
+        if (myActivePart)
+          return QBrush(PASSIVE_COLOR);
+        else
+          return QBrush(ACTIVE_COLOR);
+      default:
+        return QVariant();
+      }
+    }
+    break;
+  }
+  QModelIndex aParent = theIndex.parent();
+  if (aParent.isValid() && (aParent.internalId() == PartsFolder)) {
+    return myPartModels.at(theIndex.row())->data(QModelIndex(), theRole);
+  }
+  return toSourceModelIndex(theIndex)->data(theRole);
 }
 
 
@@ -149,14 +240,30 @@ QVariant XGUI_DocumentDataModel::headerData(int theSection, Qt::Orientation theO
 int XGUI_DocumentDataModel::rowCount(const QModelIndex& theParent) const
 {
   if (!theParent.isValid()) {
-    int aVal = myModel->rowCount(theParent) + myPartModels.size();
-    return myModel->rowCount(theParent) + myPartModels.size();
+    DocumentPtr aRootDoc = ModelAPI_PluginManager::get()->rootDocument();
+    // Size of external models
+    int aVal = historyOffset();
+    // Plus history size
+    aVal += aRootDoc->size(ModelAPI_Feature::group());
+    return aVal;
   }
-  QModelIndex aParent = toSourceModelIndex(theParent);
-  if (!hasSubModel(aParent.model())) 
+  if (theParent.internalId() == PartsFolder) {
+    int aSize = myPartModels.size();
+    return myPartModels.size();
+  }
+  if (theParent.internalId() == HistoryNode) {
+    return 0;
+  }
+  QModelIndex* aParent = toSourceModelIndex(theParent);
+  const QAbstractItemModel* aModel = aParent->model();
+  if (!isSubModel(aModel)) 
     return 0;
 
-  return aParent.model()->rowCount(aParent);
+  /*if (isPartSubModel(aModel)) {
+    if (aModel != myActivePart)
+      return 0;
+  }*/
+  return aModel->rowCount(*aParent);
 }
 
 int XGUI_DocumentDataModel::columnCount(const QModelIndex& theParent) const
@@ -169,22 +276,22 @@ QModelIndex XGUI_DocumentDataModel::index(int theRow, int theColumn, const QMode
   QModelIndex aIndex;
   if (!theParent.isValid()) {
     int aOffs = myModel->rowCount();
-    if (theRow < aOffs) 
+    if (theRow < aOffs) {
       aIndex = myModel->index(theRow, theColumn, theParent);
-    else  {
-      if (myPartModels.size() > 0) {
-        int aPos = theRow - aOffs;
-        if (aPos >= myPartModels.size())
-          aPos = 0;
-        aIndex = myPartModels.at(aPos)->index(aPos, theColumn, theParent);
-      } else 
-        return aIndex;
+      aIndex = createIndex(theRow, theColumn, (void*)getModelIndex(aIndex));
+    } else {
+      if (theRow == aOffs)  // Create Parts node
+        aIndex = partFolderNode();
+      else // create history node
+        aIndex = createIndex(theRow, theColumn, HistoryNode);
     }
-    aIndex = createIndex(theRow, theColumn, (void*)getModelIndex(aIndex));
   } else {
-    QModelIndex* aParent = (QModelIndex*)theParent.internalPointer();
-    aIndex = aParent->model()->index(theRow, theColumn, (*aParent));
-
+    if (theParent.internalId() == PartsFolder) {
+      aIndex = myPartModels.at(theRow)->index(0, theColumn, QModelIndex());
+    } else {
+      QModelIndex* aParent = (QModelIndex*)theParent.internalPointer();
+      aIndex = aParent->model()->index(theRow, theColumn, (*aParent));
+    }
     aIndex = createIndex(theRow, theColumn, (void*)getModelIndex(aIndex));
   }
   return aIndex;
@@ -193,14 +300,24 @@ QModelIndex XGUI_DocumentDataModel::index(int theRow, int theColumn, const QMode
 
 QModelIndex XGUI_DocumentDataModel::parent(const QModelIndex& theIndex) const
 {
-  QModelIndex aParent = toSourceModelIndex(theIndex);
-  if (!hasSubModel(aParent.model())) 
+  if ((theIndex.internalId() == PartsFolder) || (theIndex.internalId() == HistoryNode))
     return QModelIndex();
 
-  aParent = aParent.model()->parent(aParent);
-  if (aParent.isValid())
-    return createIndex(aParent.row(), aParent.column(), (void*)getModelIndex(aParent));
-  return aParent;
+  QModelIndex* aIndex = toSourceModelIndex(theIndex);
+  const QAbstractItemModel* aModel = aIndex->model();
+  if (!isSubModel(aModel)) 
+    return QModelIndex();
+
+  if (isPartSubModel(aModel)) {
+    if (!aModel->parent(*aIndex).isValid()) {
+      return partFolderNode();
+    }
+  }
+
+  QModelIndex aIndex1 = aModel->parent(*aIndex);
+  if (aIndex1.isValid())
+    return createIndex(aIndex1.row(), aIndex1.column(), (void*)getModelIndex(aIndex1));
+  return aIndex1;
 }
 
 
@@ -212,10 +329,10 @@ bool XGUI_DocumentDataModel::hasChildren(const QModelIndex& theParent) const
 }
 
 
-QModelIndex XGUI_DocumentDataModel::toSourceModelIndex(const QModelIndex& theProxy) const
+QModelIndex* XGUI_DocumentDataModel::toSourceModelIndex(const QModelIndex& theProxy) const
 {
   QModelIndex* aIndexPtr = static_cast<QModelIndex*>(theProxy.internalPointer());
-  return (*aIndexPtr);
+  return aIndexPtr;
 }
 
 
@@ -249,24 +366,45 @@ void XGUI_DocumentDataModel::clearModelIndexes()
   myIndexes.clear();
 }
 
-FeaturePtr XGUI_DocumentDataModel::feature(const QModelIndex& theIndex) const
+ObjectPtr XGUI_DocumentDataModel::object(const QModelIndex& theIndex) const
 {
-  QModelIndex aIndex = toSourceModelIndex(theIndex);
-  if (!hasSubModel(aIndex.model())) 
-    return FeaturePtr();
+  if (theIndex.internalId() == PartsFolder)
+    return ObjectPtr();
+  if (theIndex.internalId() == HistoryNode) {
+    DocumentPtr aRootDoc = ModelAPI_PluginManager::get()->rootDocument();
+    int aOffset = historyOffset();
+    return aRootDoc->object(ModelAPI_Feature::group(), theIndex.row() - aOffset);
+  }
+  QModelIndex* aIndex = toSourceModelIndex(theIndex);
+  if (!isSubModel(aIndex->model())) 
+    return ObjectPtr();
 
-  const XGUI_FeaturesModel* aModel = dynamic_cast<const XGUI_FeaturesModel*>(aIndex.model());
-  return aModel->feature(aIndex);
+  const XGUI_FeaturesModel* aModel = dynamic_cast<const XGUI_FeaturesModel*>(aIndex->model());
+  return aModel->object(*aIndex);
 }
 
-void XGUI_DocumentDataModel::insertRows(const QModelIndex& theParent, int theStart, int theEnd)
+bool XGUI_DocumentDataModel::insertRows(int theRow, int theCount, const QModelIndex& theParent)
 {
-  beginInsertRows(theParent, theStart, theEnd);
+  beginInsertRows(theParent, theRow, theRow + theCount - 1);
+  //endInsertRows();
+
+  // Update history
+  QModelIndex aRoot;
+  int aRow = rowCount(aRoot);
+  beginInsertRows(aRoot, aRow, aRow);
   endInsertRows();
-  if (theStart == 0) // Update parent if this is a first child in order to update node decoration
-    emit dataChanged(theParent, theParent);
+
+  return true;
 }
 
+bool XGUI_DocumentDataModel::removeRows(int theRow, int theCount, const QModelIndex& theParent)
+{
+  beginRemoveRows(theParent, theRow, theRow + theCount - 1);
+  endRemoveRows();
+  return true;
+}
+
+
 void XGUI_DocumentDataModel::removeSubModel(int theModelId)
 {
   XGUI_PartModel* aModel = myPartModels.at(theModelId);
@@ -286,13 +424,144 @@ void XGUI_DocumentDataModel::removeSubModel(int theModelId)
   myPartModels.removeAt(theModelId);
 }
 
-bool XGUI_DocumentDataModel::hasSubModel(const QAbstractItemModel* theModel) const
+bool XGUI_DocumentDataModel::isSubModel(const QAbstractItemModel* theModel) const
 {
   if (theModel == myModel)
     return true;
-  QList<XGUI_PartModel*>::const_iterator aIt;
-  for (aIt = myPartModels.constBegin(); aIt != myPartModels.constEnd(); ++aIt) 
-    if ((*aIt) == theModel)
-      return true;
+  return isPartSubModel(theModel);
+}
+
+bool XGUI_DocumentDataModel::isPartSubModel(const QAbstractItemModel* theModel) const
+{
+  return myPartModels.contains((XGUI_PartModel*)theModel);
+}
+
+QModelIndex XGUI_DocumentDataModel::partFolderNode() const
+{
+  int aPos = myModel->rowCount(QModelIndex());
+  return createIndex(aPos, columnCount() - 1, PartsFolder);
+}
+
+int XGUI_DocumentDataModel::historyOffset() const
+{
+  // Nb of rows of top model + Parts folder
+  return myModel->rowCount(QModelIndex()) + 1;
+}
+
+bool XGUI_DocumentDataModel::activatedIndex(const QModelIndex& theIndex)
+{
+  if ((theIndex.internalId() == PartsFolder) || (theIndex.internalId() == HistoryNode))
+    return false;
+
+  QModelIndex* aIndex = toSourceModelIndex(theIndex);
+  if (!aIndex)
+    return false;
+
+  const QAbstractItemModel* aModel = aIndex->model();
+
+  if (isPartSubModel(aModel)) {
+    // if this is root node (Part item index)
+    if (!aIndex->parent().isValid()) {
+      if (myActivePart) myActivePart->setItemsColor(PASSIVE_COLOR);
+
+      if (myActivePart == aModel) {
+        myActivePart = 0;
+        myActivePartIndex = QModelIndex();
+      } else {
+        myActivePart = (XGUI_PartModel*)aModel;
+        myActivePartIndex = theIndex;
+      }
+
+      if (myActivePart) {
+        myActivePart->setItemsColor(ACTIVE_COLOR);
+        myModel->setItemsColor(PASSIVE_COLOR);
+      } else 
+         myModel->setItemsColor(ACTIVE_COLOR);
+     return true;
+    }
+  }
   return false;
 }
+
+ResultPartPtr XGUI_DocumentDataModel::activePart() const
+{
+  if (myActivePart) 
+    return myActivePart->part();
+  return ResultPartPtr();
+}
+
+void XGUI_DocumentDataModel::deactivatePart() 
+{ 
+  if (myActivePart) 
+    myActivePart->setItemsColor(PASSIVE_COLOR);
+  myActivePart = 0;
+  myActivePartIndex = QModelIndex();
+  myModel->setItemsColor(ACTIVE_COLOR);
+}
+ 
+Qt::ItemFlags XGUI_DocumentDataModel::flags(const QModelIndex& theIndex) const
+{
+  Qt::ItemFlags aFlags = QAbstractItemModel::flags(theIndex);
+  if (object(theIndex)) {
+    aFlags |= Qt::ItemIsEditable;
+  }
+  return aFlags;
+}
+
+QModelIndex XGUI_DocumentDataModel::partIndex(const ResultPartPtr& theObject) const 
+{
+  int aRow = -1;
+  XGUI_PartModel* aModel = 0;
+  foreach (XGUI_PartModel* aPartModel, myPartModels) {
+    aRow++;
+    if (aPartModel->part() == theObject) {
+      aModel = aPartModel;
+      break;
+    }
+  }
+  if (aModel) {
+    return createIndex(aRow, 0, (void*)getModelIndex(aModel->index(0, 0, QModelIndex())));
+  }
+  return QModelIndex();
+}
+
+QModelIndex XGUI_DocumentDataModel::objectIndex(const ObjectPtr theObject) const
+{
+  // Check that this feature belongs to root document
+  DocumentPtr aRootDoc = ModelAPI_PluginManager::get()->rootDocument();
+  DocumentPtr aDoc = theObject->document();
+  if (aDoc == aRootDoc) {
+    // This feature belongs to histrory or top model
+    FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
+    if (aFeature) {
+      int aId;
+      int aNb = aRootDoc->size(ModelAPI_Feature::group());
+      for (aId = 0; aId < aNb; aId++) {
+        if (theObject == aRootDoc->object(ModelAPI_Feature::group(), aId))
+          break;
+      }
+      if (aId < aNb)
+        return index(aId + historyOffset(), 0, QModelIndex());
+    } else {
+      QModelIndex aIndex = myModel->objectIndex(theObject);
+      return aIndex.isValid()? 
+        createIndex(aIndex.row(), aIndex.column(), (void*)getModelIndex(aIndex)) :
+        QModelIndex();
+    }
+  } else {
+    XGUI_PartModel* aPartModel = 0;
+    foreach(XGUI_PartModel* aModel, myPartModels) {
+      if (aModel->hasDocument(aDoc)) {
+        aPartModel = aModel;
+        break;
+      }
+    }
+    if (aPartModel) {
+      QModelIndex aIndex = aPartModel->objectIndex(theObject);
+      return aIndex.isValid()? 
+        createIndex(aIndex.row(), aIndex.column(), (void*)getModelIndex(aIndex)) :
+        QModelIndex();
+    }
+  }
+  return QModelIndex();
+}