]> AND Private Git Repository - blast.git/blobdiff - BoxItem.cpp
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Private GIT Repository
modifying pattern methods to throw exceptions
[blast.git] / BoxItem.cpp
index 0b1cd034bda7230e0ba92901800c37e9f54699af..c473e6f70060a91d81ad889bde201e6552c1dc29 100644 (file)
@@ -12,6 +12,7 @@
 #include "ReferenceBlock.h"
 #include "ParametersWindow.h"
 #include "BlockParameter.h"
 #include "ReferenceBlock.h"
 #include "ParametersWindow.h"
 #include "BlockParameter.h"
+#include "Graph.h"
 
 
 BoxItem::BoxItem(AbstractBlock *_refBlock,
 
 
 BoxItem::BoxItem(AbstractBlock *_refBlock,
@@ -32,15 +33,35 @@ BoxItem::BoxItem(AbstractBlock *_refBlock,
   setZValue(100);
   setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable | QGraphicsItem::ItemSendsGeometryChanges);
 
   setZValue(100);
   setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable | QGraphicsItem::ItemSendsGeometryChanges);
 
-  initInterfaces();
+  initInterfaceItems();
   updateGeometry(InterfaceMove);
   updateGeometry(InterfaceMove);
-  resetInterfacesPosition();
+  resetInterfaceItemsPosition();
   QPointF initPos = QPointF(0.0,0.0) - originPoint;
   setPos(initPos);
   //cout << "total size of block: " << totalWidth << "," << totalHeight << endl;
   //cout << "pos in group: " << x() << "," << y() << endl;
 }
 
   QPointF initPos = QPointF(0.0,0.0) - originPoint;
   setPos(initPos);
   //cout << "total size of block: " << totalWidth << "," << totalHeight << endl;
   //cout << "pos in group: " << x() << "," << y() << endl;
 }
 
+BoxItem::BoxItem(Dispatcher *_dispatcher, Parameters *_params, GroupItem *parent) throw(Exception) : AbstractBoxItem(_dispatcher, _params, parent) {
+
+  refBlock = NULL;
+  childGroupItem = NULL;
+  currentBorder = NoBorder;
+  selected = false;
+
+  setZValue(100);
+  setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable | QGraphicsItem::ItemSendsGeometryChanges);
+
+  boxWidth = params->defaultBlockWidth;
+  boxHeight = params->defaultBlockHeight;
+  //initInterfaces();
+  //updateGeometry(InterfaceMove);
+  //resetInterfacesPosition();
+  //QPointF initPos = QPointF(0.0,0.0) - originPoint;
+  //setPos(initPos);
+  //cout << "total size of block: " << totalWidth << "," << totalHeight << endl;
+  //cout << "pos in group: " << x() << "," << y() << endl;
+}
 
 BoxItem::~BoxItem() {
 }
 
 BoxItem::~BoxItem() {
 }
@@ -133,7 +154,7 @@ bool BoxItem::updateGeometry(ChangeType type) {
 
   bool boxSizeChanged = false;
 
 
   bool boxSizeChanged = false;
 
-  // whatever the change, the minimum size may ahve changed
+  // whatever the change, the minimum size may have changed
   updateMinimumSize();
 
   if (type == Resize) {
   updateMinimumSize();
 
   if (type == Resize) {
@@ -152,7 +173,7 @@ bool BoxItem::updateGeometry(ChangeType type) {
     }
   }
   if (boxSizeChanged) {
     }
   }
   if (boxSizeChanged) {
-    updateInterfacesAndConnections();
+    updateInterfaceAndConnectionItems();
   }
 
 
   }
 
 
@@ -186,6 +207,20 @@ bool BoxItem::updateGeometry(ChangeType type) {
   return false;
 }
 
   return false;
 }
 
+void BoxItem::nameChanged() {
+  
+  QFontMetrics fmId(params->defaultBlockFont);
+  nameWidth = fmId.width(refBlock->getName());
+  nameHeight = fmId.height();
+  
+  if (updateGeometry(InterfaceMove)) {
+    //cout << "must recompute group item geometry" << endl;
+    (getScene()->getGroupItem())->updateShape();
+  }
+  // force the update in case of size has not changed
+  update();
+}
+
 void BoxItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
 
   if(params->editState == Parameters::EditBlockMove) {
 void BoxItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
 
   if(params->editState == Parameters::EditBlockMove) {
@@ -258,10 +293,10 @@ void BoxItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
   }
   else if(params->editState == Parameters::EditInterfaceMove) {
     prepareGeometryChange();
   }
   else if(params->editState == Parameters::EditInterfaceMove) {
     prepareGeometryChange();
-    moveInterfaceTo(event->pos());
+    moveInterfaceItemTo(event->pos());
     // recompute the geometry of the block
     if (updateGeometry(InterfaceMove)) {
     // recompute the geometry of the block
     if (updateGeometry(InterfaceMove)) {
-      cout << "must recompute group item geometry" << endl;
+      //cout << "must recompute group item geometry" << endl;
       (getScene()->getGroupItem())->updateShape();
     }
     // update connection from/to the selected interface
       (getScene()->getGroupItem())->updateShape();
     }
     // update connection from/to the selected interface
@@ -285,10 +320,10 @@ void BoxItem::mousePressEvent(QGraphicsSceneMouseEvent *event) {
 
   int mode = getScene()->getEditionMode();
 
 
   int mode = getScene()->getEditionMode();
 
-  dispatcher->setCurrentGroupWidget(getScene()->getGroupWindow());
+  dispatcher->setCurrentGroupWidget(getScene()->getGroupWidget());
 
   if ((mode == GroupScene::AddConnection) && (params->cursorState == Parameters::CursorOnInterface)) {
 
   if ((mode == GroupScene::AddConnection) && (params->cursorState == Parameters::CursorOnInterface)) {
-    InterfaceItem *inter = getInterfaceFromCursor(x,y);
+    InterfaceItem *inter = getInterfaceItemFromCursor(x,y);
     if (inter != NULL) {
 
       if (params->editState == Parameters::EditNoOperation) {
     if (inter != NULL) {
 
       if (params->editState == Parameters::EditNoOperation) {
@@ -307,9 +342,9 @@ void BoxItem::mousePressEvent(QGraphicsSceneMouseEvent *event) {
     }
   }
   else if (mode == GroupScene::ItemEdition) {
     }
   }
   else if (mode == GroupScene::ItemEdition) {
-    setZValue(zValue()+100);
+    //setZValue(zValue()+100);
     if (params->cursorState == Parameters::CursorOnInterface) {
     if (params->cursorState == Parameters::CursorOnInterface) {
-      InterfaceItem *inter = getInterfaceFromCursor(x,y);
+      InterfaceItem *inter = getInterfaceItemFromCursor(x,y);
       if (inter != NULL) {
         if (inter == currentInterface) {
            params->setEditState(Parameters::EditInterfaceDeselect);
       if (inter != NULL) {
         if (inter == currentInterface) {
            params->setEditState(Parameters::EditInterfaceDeselect);
@@ -338,7 +373,7 @@ void BoxItem::mousePressEvent(QGraphicsSceneMouseEvent *event) {
 
 void BoxItem::mouseReleaseEvent(QGraphicsSceneMouseEvent  *event) {
 
 
 void BoxItem::mouseReleaseEvent(QGraphicsSceneMouseEvent  *event) {
 
-  setZValue(zValue()-100);
+  //setZValue(zValue()-100);
 
   int mode = getScene()->getEditionMode();
 
 
   int mode = getScene()->getEditionMode();
 
@@ -359,15 +394,18 @@ void BoxItem::mouseReleaseEvent(QGraphicsSceneMouseEvent  *event) {
     else if (params->editState == Parameters::EditCloseConnection) {
       InterfaceItem* iface1 = getScene()->getSelectedInterface(1);
       InterfaceItem* iface2 = getScene()->getSelectedInterface(2);
     else if (params->editState == Parameters::EditCloseConnection) {
       InterfaceItem* iface1 = getScene()->getSelectedInterface(1);
       InterfaceItem* iface2 = getScene()->getSelectedInterface(2);
-      bool ok = dispatcher->connect(iface1,iface2);
+      bool ok = dispatcher->createConnection(iface1,iface2);
       if (ok) {
         iface1->selected = false;
       if (ok) {
         iface1->selected = false;
-        // no update needed since the whole scene will be repainted
+        update(iface1->boundingRect());
+        iface2->selected = false;
+        update(iface2->boundingRect());        
         getScene()->setSelectedInterface(1,NULL);
         getScene()->setSelectedInterface(2,NULL);
         params->setEditState(Parameters::EditNoOperation);
       }
       else {
         getScene()->setSelectedInterface(1,NULL);
         getScene()->setSelectedInterface(2,NULL);
         params->setEditState(Parameters::EditNoOperation);
       }
       else {
+        //QMessageBox::warning(NULL,"Error","Cannot connect selected interfaces", QMessageBox::Ok);
         getScene()->setSelectedInterface(2,NULL);
         params->setEditState(Parameters::EditStartConnection);
       }
         getScene()->setSelectedInterface(2,NULL);
         params->setEditState(Parameters::EditStartConnection);
       }
@@ -391,7 +429,7 @@ void BoxItem::hoverMoveEvent(QGraphicsSceneHoverEvent * event) {
   int mode = getScene()->getEditionMode();
 
   if (mode == GroupScene::AddConnection) {
   int mode = getScene()->getEditionMode();
 
   if (mode == GroupScene::AddConnection) {
-    InterfaceItem* iface = getInterfaceFromCursor(x,y);
+    InterfaceItem* iface = getInterfaceItemFromCursor(x,y);
     if (iface != NULL) {
       params->cursorState = Parameters::CursorOnInterface;
       setCursor(Qt::PointingHandCursor);
     if (iface != NULL) {
       params->cursorState = Parameters::CursorOnInterface;
       setCursor(Qt::PointingHandCursor);
@@ -405,7 +443,7 @@ void BoxItem::hoverMoveEvent(QGraphicsSceneHoverEvent * event) {
     int marginE = 5;
     int marginS = 5;
 
     int marginE = 5;
     int marginS = 5;
 
-    InterfaceItem* iface = getInterfaceFromCursor(x,y);
+    InterfaceItem* iface = getInterfaceItemFromCursor(x,y);
     if (iface != NULL) {
       params->cursorState = Parameters::CursorOnInterface;
       setCursor(Qt::PointingHandCursor);
     if (iface != NULL) {
       params->cursorState = Parameters::CursorOnInterface;
       setCursor(Qt::PointingHandCursor);
@@ -447,48 +485,59 @@ void BoxItem::hoverMoveEvent(QGraphicsSceneHoverEvent * event) {
       }
     }
   }
       }
     }
   }
-  QGraphicsItem::hoverMoveEvent(event);
+  //QGraphicsItem::hoverMoveEvent(event);
+  event->ignore();
 }
 
 
 }
 
 
-void BoxItem::contextMenuEvent(QGraphicsSceneContextMenuEvent * event) {
-
+void BoxItem::contextMenuEvent(QGraphicsSceneContextMenuEvent * event) {  
+  
   QMenu menu;
   QMenu menu;
-  QAction* removeAction = menu.addAction("Remove");
-  QAction* duplicateAction = menu.addAction("Duplicate");
-  QAction* renameAction = menu.addAction("Rename");
-  QAction* connectToGroup = NULL;
-  QAction* disconnectFromGroup = NULL;
+  QAction* titleAction = NULL;
+  QAction* removeAction = NULL;
+  QAction* duplicateAction = NULL;
+  QAction* renameAction = NULL;
+  QAction* connectToGroup = NULL;  
   QAction* showProperties = NULL;
   QAction* cloneInterface = NULL;
   QAction* openWindow = NULL;
   QAction* showProperties = NULL;
   QAction* cloneInterface = NULL;
   QAction* openWindow = NULL;
-  QAction* showRstClkInter = NULL;
+  QAction* showRstClkIface = NULL;
+  QAction* showWishboneIface = NULL;
   QAction* showParameters = NULL;
   QAction* showParameters = NULL;
+  QAction* showPatterns = NULL;
 
 
-  InterfaceItem* ifaceItem = getInterfaceFromCursor(event->pos().x(), event->pos().y());
+  InterfaceItem* ifaceItem = getInterfaceItemFromCursor(event->pos().x(), event->pos().y());
+  // menu for interface
   if( ifaceItem != NULL){
   if( ifaceItem != NULL){
+
+    titleAction = menu.addAction("Interface operations");
+    titleAction->setEnabled(false);
+    menu.addSeparator();
+
+
     showProperties = menu.addAction("Show properties");
     showProperties = menu.addAction("Show properties");
+    renameAction = menu.addAction("Rename");
 
     ConnectedInterface* iface = ifaceItem->refInter;
     ConnectedInterface* ifaceGroup = NULL;
 
     ConnectedInterface* iface = ifaceItem->refInter;
     ConnectedInterface* ifaceGroup = NULL;
-
+    bool canRemove = true;
 
     if ((iface->getDirection() == AbstractInterface::Input) && (iface->getConnectedFrom() == NULL)) {
         connectToGroup = menu.addAction("Connect to group input");
     }
 
     if ((iface->getDirection() == AbstractInterface::Input) && (iface->getConnectedFrom() == NULL)) {
         connectToGroup = menu.addAction("Connect to group input");
     }
-    else if ((iface->getDirection() == AbstractInterface::Output) && (!iface->isConnectedTo())) {
+    else if ((iface->getDirection() == AbstractInterface::Output) && (iface->getConnectionToParentGroup() == NULL)) {
       connectToGroup = menu.addAction("Connect to group output");
     }
     else if (iface->getConnectionFromParentGroup() != NULL) {
       connectToGroup = menu.addAction("Connect to group output");
     }
     else if (iface->getConnectionFromParentGroup() != NULL) {
-      ifaceGroup = iface->getConnectionFromParentGroup();
-      if ((!ifaceGroup->isConnectedFrom()) || (!ifaceGroup->isConnectedTo())) {
-        disconnectFromGroup = menu.addAction("Disconnect from group");
+      ifaceGroup = iface->getConnectionFromParentGroup();     
+      if (ifaceGroup->isConnectedFrom()) {        
+        canRemove = false;
       }
     }
     else if (iface->getConnectionToParentGroup() != NULL) {
       }
     }
     else if (iface->getConnectionToParentGroup() != NULL) {
-      ifaceGroup = iface->getConnectionToParentGroup();
-      if ((!ifaceGroup->isConnectedFrom()) || (!ifaceGroup->isConnectedTo())) {
-        disconnectFromGroup = menu.addAction("Disconnect from group");
+      ifaceGroup = iface->getConnectionToParentGroup();      
+      if (ifaceGroup->isConnectedTo()) {
+        canRemove = false;
       }
     }
 
       }
     }
 
@@ -496,18 +545,40 @@ void BoxItem::contextMenuEvent(QGraphicsSceneContextMenuEvent * event) {
       FunctionalInterface* fi = AI_TO_FUN(ifaceItem->refInter);
       ReferenceInterface* ri = (ReferenceInterface*)(fi->getReference());
       if(ri->getMultiplicity() == -1 || ri->getMultiplicity() > 1){
       FunctionalInterface* fi = AI_TO_FUN(ifaceItem->refInter);
       ReferenceInterface* ri = (ReferenceInterface*)(fi->getReference());
       if(ri->getMultiplicity() == -1 || ri->getMultiplicity() > 1){
-        cloneInterface = menu.addAction("Clone interface");
-      }
+        cloneInterface = menu.addAction("Duplicate");
+        if ((canRemove) && (fi->getInterfaceMultiplicity() > 1)) {
+          removeAction = menu.addAction("Remove");
+        }
+      }      
+    }
+    if ((iface->getAssociatedIface() != NULL) && (iface->getDirection() == AbstractInterface::Output)) {
+      showPatterns = menu.addAction("Show patterns");
     }
   }
     }
   }
-  if(refBlock->isGroupBlock()){
-    openWindow = menu.addAction("Open/show group window");
-  } else {
-    showRstClkInter = menu.addAction("Show reset/clock interfaces");
-    showRstClkInter->setCheckable(true);
-    showRstClkInter->setChecked(rstClkVisible);
+  // menu for blocks (group or func)
+  else {
+    titleAction = menu.addAction("Block operations");
+    titleAction->setEnabled(false);
+    menu.addSeparator();
+
+    if (refBlock->nbParameters() > 0) {
+      showParameters = menu.addAction("Show parameters");
+    }
+    renameAction = menu.addAction("Rename");
 
 
-    showParameters = menu.addAction("Show parameters");
+    if(refBlock->isGroupBlock()){
+      openWindow = menu.addAction("Open/show group window");
+    }
+    else {
+      duplicateAction = menu.addAction("Duplicate");
+      showRstClkIface = menu.addAction("Show reset/clock interfaces");
+      showRstClkIface->setCheckable(true);
+      showRstClkIface->setChecked(rstClkVisible);
+      showWishboneIface = menu.addAction("Show wishbone interfaces");
+      showWishboneIface->setCheckable(true);
+      showWishboneIface->setChecked(wishboneVisible);
+    }
+    removeAction = menu.addAction("Remove");
   }
 
   QAction* selectedAction = NULL;
   }
 
   QAction* selectedAction = NULL;
@@ -516,16 +587,28 @@ void BoxItem::contextMenuEvent(QGraphicsSceneContextMenuEvent * event) {
   if(selectedAction == NULL) return ;
 
   if (selectedAction == removeAction) {
   if(selectedAction == NULL) return ;
 
   if (selectedAction == removeAction) {
-    dispatcher->removeBlock(this);
+    if(ifaceItem != NULL) {
+     dispatcher->removeFunctionalInterface(ifaceItem);
+    }
+    else {
+      dispatcher->removeBoxItem(this);
+    }
   }
   else if (selectedAction == duplicateAction) {
   }
   else if (selectedAction == duplicateAction) {
-    dispatcher->duplicateBlock(this);
+    dispatcher->duplicateBoxItem(this);
   }
   else if(selectedAction == renameAction){
   }
   else if(selectedAction == renameAction){
-    if(ifaceItem != NULL)
-      dispatcher->rename(ifaceItem);
-    else
-      dispatcher->rename(this);
+    if(ifaceItem != NULL) {
+      dispatcher->renameInterface(ifaceItem);
+    }
+    else {
+      if (refBlock->isFunctionalBlock()) {          
+        dispatcher->renameFunctionalBlock(this);
+      }
+      else if (refBlock->isGroupBlock()) {        
+        dispatcher->renameGroupBlock(childGroupItem);
+      }
+    }   
   }
   else if(selectedAction == showProperties){
     dispatcher->showProperties(ifaceItem);
   }
   else if(selectedAction == showProperties){
     dispatcher->showProperties(ifaceItem);
@@ -533,21 +616,168 @@ void BoxItem::contextMenuEvent(QGraphicsSceneContextMenuEvent * event) {
   else if (selectedAction == connectToGroup){
     dispatcher->connectInterToGroup(ifaceItem);
   }
   else if (selectedAction == connectToGroup){
     dispatcher->connectInterToGroup(ifaceItem);
   }
-  else if (selectedAction == disconnectFromGroup) {
-    dispatcher->disconnectInterFromGroup(ifaceItem);
-  }
   else if (selectedAction == cloneInterface){
   else if (selectedAction == cloneInterface){
-    dispatcher->duplicateInterface(ifaceItem);
+    dispatcher->duplicateInterfaceItem(ifaceItem);
   }
   else if (selectedAction == openWindow){
     dispatcher->showRaiseWindow(this);
   }
   }
   else if (selectedAction == openWindow){
     dispatcher->showRaiseWindow(this);
   }
-  else if(selectedAction == showRstClkInter){
-    dispatcher->showRstClkInter(this);
+  else if(selectedAction == showRstClkIface) {
+    dispatcher->showRstClkIface(this);
   }
   }
-  else if(selectedAction == showParameters){
+  else if(selectedAction == showWishboneIface) {
+    dispatcher->showWishboneIface(this);
+  }
+  else if(selectedAction == showParameters) {    
     new ParametersWindow(refBlock, params, NULL);
   }
     new ParametersWindow(refBlock, params, NULL);
   }
+  else if(selectedAction == showPatterns) {    
+    dispatcher->showPatterns(ifaceItem);
+  }
+}
+
+void BoxItem::loadFunctional(QDomElement funcElement) throw(Exception) {
+
+  bool ok = false;
+
+  int id = funcElement.attribute("id","none").toInt(&ok);
+  if(!ok) throw(Exception(PROJECTFILE_CORRUPTED));
+
+  QString refXml = funcElement.attribute("ref_xml","none");
+  if(refXml == "none") throw(Exception(PROJECTFILE_CORRUPTED));
+
+  QString refMd5 = funcElement.attribute("ref_md5","none");
+  if(refMd5 == "none") throw(Exception(PROJECTFILE_CORRUPTED));
+
+  cout << "ref md5 : " << refMd5.toStdString() << "\nref xml : " << refXml.toStdString() << endl;
+
+  QString name = funcElement.attribute("name","none");
+  if(name == "none") throw(Exception(PROJECTFILE_CORRUPTED));
+
+  QStringList positionStr = funcElement.attribute("position","none").split(",");
+  if(positionStr.length() != 2) throw(Exception(PROJECTFILE_CORRUPTED));
+  int posX = positionStr.at(0).toInt(&ok);
+  if(!ok) throw(Exception(PROJECTFILE_CORRUPTED));
+  int posY = positionStr.at(1).toInt(&ok);
+  if(!ok) throw(Exception(PROJECTFILE_CORRUPTED));
+
+  QStringList dimensionStr = funcElement.attribute("dimension","none").split(",");
+  if(dimensionStr.length() != 2) throw(Exception(PROJECTFILE_CORRUPTED));
+  int dimX = dimensionStr.at(0).toInt(&ok);
+  if(!ok) throw(Exception(PROJECTFILE_CORRUPTED));
+  int dimY = dimensionStr.at(1).toInt(&ok);
+  if(!ok) throw(Exception(PROJECTFILE_CORRUPTED));
+  
+  ReferenceBlock *referenceMd5 = NULL;
+  ReferenceBlock *referenceXml = NULL;
+  ReferenceBlock *reference = NULL;
+  if(refMd5 != "none") {
+    referenceMd5 = params->searchBlockByMd5(refMd5);
+  }
+  if(refXml != "none"){
+    referenceXml = params->searchBlockByXml(refXml);
+  }
+  if ((referenceMd5 == NULL) && (referenceXml == NULL)) {
+    throw(Exception(PROJECTFILE_CORRUPTED));
+  }
+  if (referenceMd5 != referenceXml) {
+    throw(Exception(PROJECTFILE_CORRUPTED));
+  }
+  else {
+    reference = referenceMd5;
+  }
+  
+  GroupBlock* parentGroupBlock = AB_TO_GRP(((GroupItem *)parentItem())->getRefBlock());
+  FunctionalBlock* functionalBlock = params->getGraph()->createFunctionalBlock(parentGroupBlock, reference);
+  /* NB: addFunctionalBlock creates all interfaces from the reference, which is annoying when
+    reading bif_iface tags. Thus interface are all removed.
+  */
+  functionalBlock->setName(name);
+  setRefBlock(functionalBlock);
+
+  setPos(posX,posY);
+  setDimension(dimX,dimY);
+  setId(id);
+
+
+  QDomNodeList blockParamNodes = funcElement.elementsByTagName("bif_parameter");
+  // setting parameters value
+  for(int i=0; i<blockParamNodes.length(); i++){
+    QDomElement currentBlockParamNode = blockParamNodes.at(i).toElement();
+
+    QString name = currentBlockParamNode.attribute("name","none");
+    if(name == "none") throw(Exception(PROJECTFILE_CORRUPTED));
+
+    QString value = currentBlockParamNode.attribute("value","none");
+    if(value == "none") throw(Exception(PROJECTFILE_CORRUPTED));
+
+    BlockParameter *blockParam = NULL;
+    blockParam = functionalBlock->getParameterFromName(name);
+    if (blockParam == NULL) throw(Exception(PROJECTFILE_CORRUPTED));
+    blockParam->setValue(value);
+  }  
+
+  // recreate all (non-control) interfaces because of some may have a multiplicity>1 with several examplars
+  functionalBlock->removeAllInterfaces();
+  QDomNodeList interfaceNodes = funcElement.elementsByTagName("bif_iface");
+  // setting interfaces (user name, and for multiplicity>1 may be create some new ones)
+  for(int i=0; i<interfaceNodes.length(); i++) {
+
+    QDomElement currentInterfaceNode = interfaceNodes.at(i).toElement();
+
+    QString name = currentInterfaceNode.attribute("name","none");
+    if(name == "none") throw(Exception(PROJECTFILE_CORRUPTED));
+
+    QString refName = currentInterfaceNode.attribute("ref_name","none");
+    if(refName == "none") throw(Exception(PROJECTFILE_CORRUPTED));
+
+    ReferenceInterface* refInter = AI_TO_REF(reference->getIfaceFromName(refName));
+    cout << "creating iface from reference named " << qPrintable(refName) << endl;
+    FunctionalInterface *functionalInterface = new FunctionalInterface(functionalBlock,refInter);
+    functionalInterface->setName(name);
+    functionalBlock->addInterface(functionalInterface);
+    
+    // searching for control interface
+    QString ctlRefName = refName+"_enb";
+    ReferenceInterface* ctlRefIface = AI_TO_REF(reference->getIfaceFromName(ctlRefName));
+    
+    if (ctlRefIface != NULL) {
+      cout << "found a control iface:" << qPrintable(ctlRefName) << endl;
+      FunctionalInterface *ctlIface = new FunctionalInterface(functionalBlock,ctlRefIface);      
+      if (! ctlIface->setAssociatedIface(functionalInterface)) {
+        throw(Exception(PROJECTFILE_CORRUPTED));
+      }      
+      ctlIface->setName(name+"_enb");
+      functionalBlock->addInterface(ctlIface);
+    }    
+  }
+  
+  // creating InterfaceItem
+  initInterfaceItems();
+  // setting them with saved values
+  for(int i=0; i<interfaceNodes.length(); i++){
+
+    QDomElement currentInterfaceNode = interfaceNodes.at(i).toElement();
+
+    int id = currentInterfaceNode.attribute("id","none").toInt(&ok);
+    if(!ok) throw(Exception(PROJECTFILE_CORRUPTED));
+
+    QString name = currentInterfaceNode.attribute("name","none");
+    if(name == "none") throw(Exception(PROJECTFILE_CORRUPTED));
+
+    QString orientationStr = currentInterfaceNode.attribute("orientation","none");
+    int orientation = InterfaceItem::getIntOrientation(orientationStr);
+    if(orientation == -1) throw(Exception(PROJECTFILE_CORRUPTED));
+
+    double position = currentInterfaceNode.attribute("position","none").toDouble(&ok);
+    if(!ok) throw(Exception(PROJECTFILE_CORRUPTED));
+
+    InterfaceItem *interfaceItem = searchInterfaceItemByName(name);
+    interfaceItem->setId(id);
+    interfaceItem->setOrientation(orientation);
+    interfaceItem->setPositionRatio(position);
+  }
+  updateGeometry(Resize);
 }
 
 void BoxItem::save(QXmlStreamWriter &writer) {
 }
 
 void BoxItem::save(QXmlStreamWriter &writer) {
@@ -558,7 +788,7 @@ void BoxItem::save(QXmlStreamWriter &writer) {
     writer.writeAttribute("ref_xml", ((FunctionalBlock*)refBlock)->getReferenceXmlFile());
     writer.writeAttribute("ref_md5", ((FunctionalBlock*)refBlock)->getReferenceHashMd5());
     writer.writeAttribute("name",refBlock->getName());
     writer.writeAttribute("ref_xml", ((FunctionalBlock*)refBlock)->getReferenceXmlFile());
     writer.writeAttribute("ref_md5", ((FunctionalBlock*)refBlock)->getReferenceHashMd5());
     writer.writeAttribute("name",refBlock->getName());
-    QString attrPos = QString::number(pos().x()).append(",").append(QString::number(pos().y()));
+    QString attrPos = QString::number((int)(pos().x())).append(",").append(QString::number((int)(pos().y())));
     writer.writeAttribute("position",attrPos);
     QString attrDim = QString::number(getWidth()).append(",").append(QString::number(getHeight()));
     writer.writeAttribute("dimension",attrDim);
     writer.writeAttribute("position",attrPos);
     QString attrDim = QString::number(getWidth()).append(",").append(QString::number(getHeight()));
     writer.writeAttribute("dimension",attrDim);
@@ -599,7 +829,7 @@ void BoxItem::save(QXmlStreamWriter &writer) {
 
     writer.writeAttribute("id",QString::number(id));
     writer.writeAttribute("inside_group",QString::number(childGroupItem->getId()));
 
     writer.writeAttribute("id",QString::number(id));
     writer.writeAttribute("inside_group",QString::number(childGroupItem->getId()));
-    QString attrPos = QString::number(pos().x()).append(",").append(QString::number(pos().y()));
+    QString attrPos = QString::number((int)(pos().x())).append(",").append(QString::number((int)(pos().y())));
     writer.writeAttribute("position",attrPos);
     QString attrDim = QString::number(getWidth()).append(",").append(QString::number(getHeight()));
     writer.writeAttribute("dimension",attrDim);
     writer.writeAttribute("position",attrPos);
     QString attrDim = QString::number(getWidth()).append(",").append(QString::number(getHeight()));
     writer.writeAttribute("dimension",attrDim);
@@ -642,7 +872,7 @@ QDataStream &operator <<(QDataStream &out, BoxItem &b) {
   for(int i=0; i<b.getInterfaces().length(); i++){
     InterfaceItem *inter = b.getInterfaces().at(i);
     toWrite << inter->getId();
   for(int i=0; i<b.getInterfaces().length(); i++){
     InterfaceItem *inter = b.getInterfaces().at(i);
     toWrite << inter->getId();
-    toWrite << inter->getName();
+    //toWrite << inter->getName();
     toWrite << inter->getPositionRatio();
     toWrite << inter->getOrientation();
   }
     toWrite << inter->getPositionRatio();
     toWrite << inter->getOrientation();
   }
@@ -652,8 +882,7 @@ QDataStream &operator <<(QDataStream &out, BoxItem &b) {
   return out;
 }
 
   return out;
 }
 
-QDataStream &operator >>(QDataStream &in, BoxItem &b)
-{
+QDataStream &operator >>(QDataStream &in, BoxItem &b) {
 
   in.setVersion(QDataStream::Qt_4_8);
 
 
   in.setVersion(QDataStream::Qt_4_8);
 
@@ -683,8 +912,7 @@ QDataStream &operator >>(QDataStream &in, BoxItem &b)
     in >> positionRatio;
     in >> orientation;
 
     in >> positionRatio;
     in >> orientation;
 
-    inter->setId(id);
-    inter->setName(name);
+    inter->setId(id);    
     inter->setPositionRatio(positionRatio);
     inter->setOrientation(orientation);
     inter->updatePosition();
     inter->setPositionRatio(positionRatio);
     inter->setOrientation(orientation);
     inter->updatePosition();