#include "Model_AttributeRefAttr.h"
#include "Model_Application.h"
#include "Model_Data.h"
+#include "Model_Objects.h"
#include <ModelAPI_Feature.h>
using namespace std;
string anID = aData->id(theAttr);
if (myIsInitialized && object() == theAttr->owner() && myID->Get().IsEqual(anID.c_str()))
return; // nothing is changed
+ REMOVE_BACK_REF(theAttr->owner());
myRef->Set(aData->label().Father());
myID->Set(aData->id(theAttr).c_str());
+ ADD_BACK_REF(theAttr->owner());
owner()->data()->sendAttributeUpdated(this);
}
void Model_AttributeRefAttr::setObject(ObjectPtr theObject)
{
- if (theObject && (!myIsInitialized || myID->Get().Length() != 0 || object() != 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
+
+ // 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);
owner()->document());
if (aDoc) {
TDF_Label aRefLab = myRef->Get();
- return aDoc->object(aRefLab);
+ return aDoc->objects()->object(aRefLab);
}
}
// not initialized
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)
{
- myIsInitialized = theLabel.FindAttribute(TDataStd_Comment::GetID(), myID) == Standard_True;
+ 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
- myID = TDataStd_Comment::Set(theLabel, "");
- myRef = TDF_Reference::Set(theLabel, theLabel); // not initialized: reference to itself
+ myID = TDataStd_Comment::Set(myLab, "");
+ myRef = TDF_Reference::Set(myLab, myLab); // not initialized: reference to itself
} else {
- theLabel.FindAttribute(TDF_Reference::GetID(), myRef);
+ myLab.FindAttribute(TDF_Reference::GetID(), myRef);
}
}