X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FModel%2FModel_AttributeReference.cpp;h=43bbabe658fff74259890026c982b1302d55670c;hb=e6655db718a3c9dad621d3990d9ff4c833ac1532;hp=120291627cacfa263112badbeebf9454c2efb5b1;hpb=2b0773dd16ddc859eb8d4cbb52afded33eb25c97;p=modules%2Fshaper.git

diff --git a/src/Model/Model_AttributeReference.cpp b/src/Model/Model_AttributeReference.cpp
index 120291627..43bbabe65 100644
--- a/src/Model/Model_AttributeReference.cpp
+++ b/src/Model/Model_AttributeReference.cpp
@@ -1,3 +1,5 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
 // File:        ModelAPI_AttributeReference.cxx
 // Created:     2 Apr 2014
 // Author:      Mikhail PONIKAROV
@@ -7,6 +9,11 @@
 #include "Model_Events.h"
 #include "Model_Data.h"
 #include <ModelAPI_Feature.h>
+#include <ModelAPI_Session.h>
+
+#include <TDataStd_Comment.hxx>
+#include <TDataStd_AsciiString.hxx>
+#include <TDF_Tool.hxx>
 
 using namespace std;
 
@@ -15,9 +22,26 @@ void Model_AttributeReference::setValue(ObjectPtr theObject)
   if(!theObject)
     return;
   if (!myIsInitialized || value() != theObject) {
-    boost::shared_ptr<Model_Data> aData = boost::dynamic_pointer_cast<Model_Data>(
-        theObject->data());
-    myRef->Set(aData->label().Father());  // references to the feature label
+      std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(
+          theObject->data());
+      TDF_Label anObjLab = aData->label().Father(); // object label
+
+    if (owner()->document() == theObject->document()) { // same document, use reference attribute
+
+      std::shared_ptr<Model_Document> aDoc =
+        std::dynamic_pointer_cast<Model_Document>(owner()->document());
+      myRef->Set(anObjLab);  // references to the object label
+       // remove external link attributes (if any)
+      myRef->Label().ForgetAttribute(TDataStd_Comment::GetID());
+      myRef->Label().ForgetAttribute(TDataStd_AsciiString::GetID());
+    } else { // different document: store the document name (comment) and entry (string): external
+      // if these attributes exist, the link is external: keep reference to access the label
+      TDataStd_Comment::Set(myRef->Label(), theObject->document()->id().c_str());
+      TCollection_AsciiString anEntry;
+      TDF_Tool::Entry(anObjLab, anEntry);
+      TDataStd_AsciiString::Set(myRef->Label(), anEntry);
+    }
+
     owner()->data()->sendAttributeUpdated(this);
   }
 }
@@ -25,11 +49,30 @@ void Model_AttributeReference::setValue(ObjectPtr theObject)
 ObjectPtr Model_AttributeReference::value()
 {
   if (myIsInitialized) {
-    boost::shared_ptr<Model_Document> aDoc = boost::dynamic_pointer_cast<Model_Document>(
-        owner()->document());
-    if (aDoc) {
-      TDF_Label aRefLab = myRef->Get();
-      return aDoc->object(aRefLab);
+    Handle(TDataStd_Comment) aDocID;
+    if (myRef->Label().FindAttribute(TDataStd_Comment::GetID(), aDocID)) { // external ref
+      DocumentPtr aRefDoc =
+        ModelAPI_Session::get()->document(TCollection_AsciiString(aDocID->Get()).ToCString());
+      if (aRefDoc) {
+        Handle(TDataStd_AsciiString) anEntry;
+        if (myRef->Label().FindAttribute(TDataStd_AsciiString::GetID(), anEntry)) {
+          std::shared_ptr<Model_Document> aDR = std::dynamic_pointer_cast<Model_Document>(aRefDoc);
+          TDF_Label aRefLab;
+          TDF_Tool::Label(aDR->featuresLabel().Data(), anEntry->Get().ToCString(), aRefLab);
+          if (!aRefLab.IsNull()) {
+            return aDR->object(aRefLab);
+          }
+        }
+      }
+    } else { // internal ref
+      std::shared_ptr<Model_Document> aDoc = std::dynamic_pointer_cast<Model_Document>(
+          owner()->document());
+      if (aDoc) {
+        TDF_Label aRefLab = myRef->Get();
+        if (!aRefLab.IsNull()) {  // it may happen with old document, issue #285
+          return aDoc->object(aRefLab);
+        }
+      }
     }
   }
   // not initialized
@@ -39,6 +82,28 @@ ObjectPtr Model_AttributeReference::value()
 Model_AttributeReference::Model_AttributeReference(TDF_Label& theLabel)
 {
   myIsInitialized = theLabel.FindAttribute(TDF_Reference::GetID(), myRef) == Standard_True;
-  if (!myIsInitialized)
+  if (!myIsInitialized) {
     myRef = TDF_Reference::Set(theLabel, theLabel);  // not initialized references to itself
+  } else {
+    if (owner()) {
+      std::shared_ptr<Model_Document> aDoc =
+        std::dynamic_pointer_cast<Model_Document>(owner()->document());
+    }
+  }
+}
+
+void Model_AttributeReference::setObject(const std::shared_ptr<ModelAPI_Object>& theObject)
+{
+  if (owner() != theObject) {
+    ModelAPI_AttributeReference::setObject(theObject);
+    std::shared_ptr<Model_Document> aDoc =
+      std::dynamic_pointer_cast<Model_Document>(owner()->document());
+  }
+}
+
+Model_AttributeReference::~Model_AttributeReference()
+{
+  std::shared_ptr<Model_Document> aDoc =
+    std::dynamic_pointer_cast<Model_Document>(owner()->document());
+  TDF_Label aLab = myRef->Get();
 }