X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FModel%2FModel_AttributeRefAttr.cpp;h=402935bb29440d5fa18e02c98473354881bfac63;hb=c3e944ee47c38c2ce7a18eb9fb0f643a4c2dcaf0;hp=bedda92d5d92a704c0465cd42609a00dd1e52018;hpb=c52423b158d7e2bae396c62e4fe62e7e8f78c381;p=modules%2Fshaper.git

diff --git a/src/Model/Model_AttributeRefAttr.cpp b/src/Model/Model_AttributeRefAttr.cpp
index bedda92d5..402935bb2 100644
--- a/src/Model/Model_AttributeRefAttr.cpp
+++ b/src/Model/Model_AttributeRefAttr.cpp
@@ -1,59 +1,124 @@
-// File:        ModelAPI_AttributeRefAttr.cxx
-// Created:     2 Apr 2014
-// Author:      Mikhail PONIKAROV
+// 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>
+//
 
 #include "Model_AttributeRefAttr.h"
 #include "Model_Application.h"
-#include "Model_Events.h"
 #include "Model_Data.h"
+#include "Model_Objects.h"
 #include <ModelAPI_Feature.h>
-#include <Events_Loop.h>
 
-using namespace std;
+bool Model_AttributeRefAttr::isObject()
+{
+  return myID->Get().Length() == 0;
+}
 
-void Model_AttributeRefAttr::setValue(boost::shared_ptr<ModelAPI_Attribute> theAttr)
+void Model_AttributeRefAttr::setAttr(std::shared_ptr<ModelAPI_Attribute> theAttr)
 {
-  if (value() != theAttr) {
-    boost::shared_ptr<Model_Data> aData = 
-      boost::dynamic_pointer_cast<Model_Data>(theAttr->feature()->data());
-    if (myRef.IsNull()) {
-      boost::shared_ptr<Model_Data> aMyData = 
-        boost::dynamic_pointer_cast<Model_Data>(feature()->data());
-      TDF_Reference::Set(aMyData->label(), aData->label());
-    } else {
-      myRef->Set(aData->label());
-    }
-    myID->Set(aData->id(theAttr).c_str());
+  std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(
+      theAttr->owner()->data());
+  std::string anID = aData->id(theAttr);
+  ObjectPtr anObj = object();
+  if (myIsInitialized && anObj == theAttr->owner() && myID->Get().IsEqual(anID.c_str()))
+    return;  // nothing is changed
+  REMOVE_BACK_REF(anObj);
+  myRef->Set(aData->label().Father());
+  myID->Set(aData->id(theAttr).c_str());
+  ADD_BACK_REF(theAttr->owner());
+  owner()->data()->sendAttributeUpdated(this);
+}
+
+std::shared_ptr<ModelAPI_Attribute> Model_AttributeRefAttr::attr()
+{
+  ObjectPtr anObj = object();
+  if (anObj && anObj->data()) {
+    std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(anObj->data());
+    return aData->attribute(TCollection_AsciiString(myID->Get()).ToCString());
+  }
+  // not initialized
+  return std::shared_ptr<ModelAPI_Attribute>();
+}
+
+void Model_AttributeRefAttr::setObject(ObjectPtr theObject)
+{
+  // the back reference from the previous object to the attribute should be removed
+  ObjectPtr anObject = object();
+  if (theObject.get() && (!myIsInitialized || myID->Get().Length() != 0 || object() != theObject)) {
+    REMOVE_BACK_REF(anObject);
+
+    std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(
+        theObject->data());
+    myRef->Set(aData->label().Father());
+    myID->Set("");  // feature is identified by the empty ID
 
-    static Events_ID anEvent = Events_Loop::eventByName(EVENT_FEATURE_UPDATED);
-    Model_FeatureUpdatedMessage aMsg(feature(), anEvent);
-    Events_Loop::loop()->send(aMsg);
+    // do it before the transaction finish to make just created/removed objects know dependencies
+    // and reference from composite feature is removed automatically
+    FeaturePtr anOwnerFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(owner());
+    if (anOwnerFeature.get()) {
+      aData->addBackReference(anOwnerFeature, id(), false);
+    }
+    ADD_BACK_REF(theObject);
+    owner()->data()->sendAttributeUpdated(this);
+  } else if (theObject.get() == NULL) {
+    REMOVE_BACK_REF(anObject);
+    myRef->Set(myRef->Label()); // reference to itself means that object is null
+    myID->Set("");  // feature is identified by the empty ID
+    owner()->data()->sendAttributeUpdated(this);
   }
 }
 
-boost::shared_ptr<ModelAPI_Attribute> Model_AttributeRefAttr::value()
+ObjectPtr Model_AttributeRefAttr::object()
 {
-  if (!myRef.IsNull()) {
-    boost::shared_ptr<Model_Document> aDoc = 
-      boost::dynamic_pointer_cast<Model_Document>(feature()->document());
+  if (myRef->Get() != myRef->Label()) {  // initialized
+    std::shared_ptr<Model_Document> aDoc = std::dynamic_pointer_cast<Model_Document>(
+        owner()->document());
     if (aDoc) {
       TDF_Label aRefLab = myRef->Get();
-      TDF_Label aFeatureLab = aRefLab.Father();
-      boost::shared_ptr<Model_Data> aData = 
-        boost::dynamic_pointer_cast<Model_Data>(aDoc->feature(aRefLab)->data());
-      return aData->attribute(TCollection_AsciiString(myID->Get()).ToCString());
+      return aDoc->objects()->object(aRefLab);
     }
   }
   // not initialized
-  return boost::shared_ptr<ModelAPI_Attribute>();
+  return ObjectPtr();
+}
+
+bool Model_AttributeRefAttr::isInitialized()
+{
+  if (myRef->Get() == myRef->Label()) { // empty is not initialized: sketch parallelity
+    return false;
+  }
+  return ModelAPI_AttributeRefAttr::isInitialized();
 }
 
 Model_AttributeRefAttr::Model_AttributeRefAttr(TDF_Label& theLabel)
 {
-  // check the attribute could be already presented in this doc (after load document)
-  if (!theLabel.FindAttribute(TDataStd_Comment::GetID(), myID)) {
+  myLab = theLabel;
+  reinit();
+}
+
+void Model_AttributeRefAttr::reinit()
+{
+  myIsInitialized = myLab.FindAttribute(TDataStd_Comment::GetID(), myID) == Standard_True;
+  if (!myIsInitialized) {
     // create attribute: not initialized by value yet
-    TDataStd_Comment::Set(theLabel, "");
-    // reference attribute is not set to the label!
+    myID = TDataStd_Comment::Set(myLab, "");
+    myRef = TDF_Reference::Set(myLab, myLab);  // not initialized: reference to itself
+  } else {
+    myLab.FindAttribute(TDF_Reference::GetID(), myRef);
   }
 }