X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FXGUI%2FXGUI_DocumentDataModel.cpp;h=1ee46e331e9d07ca4d2c47980bf40cdea6af65a0;hb=d86c77d1c6210bbe04fbc3e5b00f9e212e1ec930;hp=b2376b9aa2e79c9e091d6114acc7ebe31ed52d6a;hpb=c5a608bb7f2f754085388cd0fa4e3971239f95c5;p=modules%2Fshaper.git

diff --git a/src/XGUI/XGUI_DocumentDataModel.cpp b/src/XGUI/XGUI_DocumentDataModel.cpp
index b2376b9aa..1ee46e331 100644
--- a/src/XGUI/XGUI_DocumentDataModel.cpp
+++ b/src/XGUI/XGUI_DocumentDataModel.cpp
@@ -5,56 +5,139 @@
 #include <ModelAPI_Iterator.h>
 #include <ModelAPI_Document.h>
 #include <ModelAPI_Feature.h>
-#include <ModelAPI_Object.h>
-#include <Model_Document.h>
+#include <ModelAPI_Data.h>
+#include <Model_Events.h>
 
-#include <Event_Loop.h>
+#include <Events_Loop.h>
 
 
 #include <QIcon>
+#include <QString>
 
 
 XGUI_DocumentDataModel::XGUI_DocumentDataModel(QObject* theParent)
   : QAbstractItemModel(theParent)
 {
-  std::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
+  // Find Document object
+  boost::shared_ptr<ModelAPI_PluginManager> aMgr = ModelAPI_PluginManager::get();
   myDocument = aMgr->currentDocument();
 
-  Event_Loop::loop()->registerListener(this, Event_Loop::eventByName(EVENT_FEATURE_UPDATED));
+  // 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));
 
-  myModel = new XGUI_TopDataModel(this);
-  myModel->setDocument(myDocument);
+  // Create a top part of data tree model
+  myModel = new XGUI_TopDataModel(myDocument, this);
 }
 
 
 XGUI_DocumentDataModel::~XGUI_DocumentDataModel()
 {
+  clearModelIndexes();
 }
 
 
-void XGUI_DocumentDataModel::processEvent(const Event_Message* theMessage)
+void XGUI_DocumentDataModel::processEvent(const Events_Message* theMessage)
 {
-  beginResetModel();
-  int aNbParts = myDocument->featuresIterator(PARTS_GROUP)->numIterationsLeft();
-  if (myPartModels.size() != aNbParts) { // resize internal models
-    while (myPartModels.size() > aNbParts) {
-      delete myPartModels.last();
-      myPartModels.removeLast();
+  // Created object event *******************
+  if (QString(theMessage->eventID().eventText()) == EVENT_FEATURE_CREATED) {
+    const Model_FeatureUpdatedMessage* aUpdMsg = dynamic_cast<const Model_FeatureUpdatedMessage*>(theMessage);
+    boost::shared_ptr<ModelAPI_Feature> aFeature = aUpdMsg->feature();
+    boost::shared_ptr<ModelAPI_Document> aDoc = aFeature->document();
+
+    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 (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 Model_FeatureDeletedMessage* aUpdMsg = dynamic_cast<const Model_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;
+        }
+      }
+      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();
+      }
     }
-    while (myPartModels.size() < aNbParts) {
-      myPartModels.append(new XGUI_PartDataModel(this));
+
+  // 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);
     }
-    for (int i = 0; i < myPartModels.size(); i++)
-      myPartModels.at(i)->setDocument(myDocument, i);
+    clearModelIndexes();
+    endResetModel();
   }
-  endResetModel();
 }
 
 QVariant XGUI_DocumentDataModel::data(const QModelIndex& theIndex, int theRole) const
 {
   if (!theIndex.isValid())
     return QVariant();
-  return toSourceModel(theIndex).data(theRole);
+  return toSourceModelIndex(theIndex).data(theRole);
 }
 
 
@@ -65,10 +148,15 @@ QVariant XGUI_DocumentDataModel::headerData(int theSection, Qt::Orientation theO
 
 int XGUI_DocumentDataModel::rowCount(const QModelIndex& theParent) const
 {
-  if (!theParent.isValid()) 
+  if (!theParent.isValid()) {
+    int aVal = myModel->rowCount(theParent) + myPartModels.size();
     return myModel->rowCount(theParent) + myPartModels.size();
+  }
+  QModelIndex aParent = toSourceModelIndex(theParent);
+  if (!hasSubModel(aParent.model())) 
+    return 0;
 
-  return 0;
+  return aParent.model()->rowCount(aParent);
 }
 
 int XGUI_DocumentDataModel::columnCount(const QModelIndex& theParent) const
@@ -83,9 +171,21 @@ QModelIndex XGUI_DocumentDataModel::index(int theRow, int theColumn, const QMode
     int aOffs = myModel->rowCount();
     if (theRow < aOffs) 
       aIndex = myModel->index(theRow, theColumn, theParent);
-    else
-      aIndex = myPartModels.at(theRow - aOffs)->index(theRow - aOffs, theColumn, theParent);
-    aIndex = createIndex(theRow, theColumn, aIndex.internalId());
+    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 {
+    QModelIndex* aParent = (QModelIndex*)theParent.internalPointer();
+    aIndex = aParent->model()->index(theRow, theColumn, (*aParent));
+
+    aIndex = createIndex(theRow, theColumn, (void*)getModelIndex(aIndex));
   }
   return aIndex;
 }
@@ -93,7 +193,14 @@ QModelIndex XGUI_DocumentDataModel::index(int theRow, int theColumn, const QMode
 
 QModelIndex XGUI_DocumentDataModel::parent(const QModelIndex& theIndex) const
 {
-  return QModelIndex();
+  QModelIndex aParent = toSourceModelIndex(theIndex);
+  if (!hasSubModel(aParent.model())) 
+    return QModelIndex();
+
+  aParent = aParent.model()->parent(aParent);
+  if (aParent.isValid())
+    return createIndex(aParent.row(), aParent.column(), (void*)getModelIndex(aParent));
+  return aParent;
 }
 
 
@@ -101,22 +208,91 @@ bool XGUI_DocumentDataModel::hasChildren(const QModelIndex& theParent) const
 {
   if (!theParent.isValid())
     return true;
-  return false;
+  return rowCount(theParent) > 0;
 }
 
 
-QModelIndex XGUI_DocumentDataModel::toSourceModel(const QModelIndex& theProxy) const
+QModelIndex XGUI_DocumentDataModel::toSourceModelIndex(const QModelIndex& theProxy) const
 {
-  int aRow = theProxy.row();
-  if (!theProxy.parent().isValid()) {
-    if (aRow < myModel->rowCount()) {
-      return myModel->index(aRow, 0);
-    } else {
-      int aOffs = aRow - myModel->rowCount();
-      return myPartModels.at(aOffs)->index(aOffs, 0);
-    }
-  } 
-  return QModelIndex();
+  QModelIndex* aIndexPtr = static_cast<QModelIndex*>(theProxy.internalPointer());
+  return (*aIndexPtr);
 }
 
 
+QModelIndex* XGUI_DocumentDataModel::findModelIndex(const QModelIndex& theIndex) const
+{
+  QList<QModelIndex*>::const_iterator aIt;
+  for (aIt = myIndexes.constBegin(); aIt != myIndexes.constEnd(); ++aIt) {
+    QModelIndex* aIndex = (*aIt);
+    if ((*aIndex) == theIndex)
+      return aIndex;
+  }
+  return 0;
+}
+
+QModelIndex* XGUI_DocumentDataModel::getModelIndex(const QModelIndex& theIndex) const
+{
+  QModelIndex* aIndexPtr = findModelIndex(theIndex);
+  if (!aIndexPtr) {
+    aIndexPtr = new QModelIndex(theIndex);
+    XGUI_DocumentDataModel* that = (XGUI_DocumentDataModel*) this;
+    that->myIndexes.append(aIndexPtr);
+  }
+  return aIndexPtr;
+}
+
+void XGUI_DocumentDataModel::clearModelIndexes()
+{
+  QList<QModelIndex*>::const_iterator aIt;
+  for (aIt = myIndexes.constBegin(); aIt != myIndexes.constEnd(); ++aIt) 
+    delete (*aIt);
+  myIndexes.clear();
+}
+
+FeaturePtr XGUI_DocumentDataModel::feature(const QModelIndex& theIndex) const
+{
+  QModelIndex aIndex = toSourceModelIndex(theIndex);
+  if (!hasSubModel(aIndex.model())) 
+    return FeaturePtr();
+
+  const XGUI_FeaturesModel* aModel = dynamic_cast<const XGUI_FeaturesModel*>(aIndex.model());
+  return aModel->feature(aIndex);
+}
+
+void XGUI_DocumentDataModel::insertRows(const QModelIndex& theParent, int theStart, int theEnd)
+{
+  beginInsertRows(theParent, theStart, theEnd);
+  endInsertRows();
+  if (theStart == 0) // Update parent if this is a first child in order to update node decoration
+    emit dataChanged(theParent, theParent);
+}
+
+void XGUI_DocumentDataModel::removeSubModel(int theModelId)
+{
+  XGUI_PartModel* aModel = myPartModels.at(theModelId);
+  QIntList aToRemove;
+  for (int i = 0; i < myIndexes.size(); i++) {
+    if (myIndexes.at(i)->model() == aModel)
+      aToRemove.append(i);
+  }
+  int aId;
+  while(aToRemove.size() > 0) {
+    aId = aToRemove.last();
+    delete myIndexes.at(aId);
+    myIndexes.removeAt(aId);
+    aToRemove.removeLast();
+  }
+  delete aModel;
+  myPartModels.removeAt(theModelId);
+}
+
+bool XGUI_DocumentDataModel::hasSubModel(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 false;
+}