#include "Model_AttributeRefAttr.h"
#include "Model_Application.h"
-#include "Model_Events.h"
#include "Model_Data.h"
#include <ModelAPI_Feature.h>
-#include <Events_Loop.h>
using namespace std;
-void Model_AttributeRefAttr::setValue(boost::shared_ptr<ModelAPI_Attribute> theAttr)
+bool Model_AttributeRefAttr::isObject()
{
- if (value() != theAttr) {
+ return myID->Get().Length() == 0;
+}
+
+void Model_AttributeRefAttr::setAttr(boost::shared_ptr<ModelAPI_Attribute> theAttr)
+{
+ boost::shared_ptr<Model_Data> aData =
+ boost::dynamic_pointer_cast<Model_Data>(theAttr->owner()->data());
+ string anID = aData->id(theAttr);
+ if (myIsInitialized && object() == theAttr->owner() && myID->Get().IsEqual(anID.c_str()))
+ return; // nothing is changed
+
+ myRef->Set(aData->label().Father());
+ myID->Set(aData->id(theAttr).c_str());
+ owner()->data()->sendAttributeUpdated(this);
+}
+
+boost::shared_ptr<ModelAPI_Attribute> Model_AttributeRefAttr::attr()
+{
+ ObjectPtr anObj = object();
+ if (anObj) {
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());
+ boost::dynamic_pointer_cast<Model_Data>(anObj->data());
+ return aData->attribute(TCollection_AsciiString(myID->Get()).ToCString());
+ }
+ // not initialized
+ return boost::shared_ptr<ModelAPI_Attribute>();
+}
- static Events_ID anEvent = Events_Loop::eventByName(EVENT_FEATURE_UPDATED);
- Model_FeatureUpdatedMessage aMsg(feature(), anEvent);
- Events_Loop::loop()->send(aMsg);
+void Model_AttributeRefAttr::setObject(ObjectPtr theObject)
+{
+ if (!myIsInitialized || myID->Get().Length() != 0 || object() != theObject) {
+ boost::shared_ptr<Model_Data> aData =
+ boost::dynamic_pointer_cast<Model_Data>(theObject->data());
+ myRef->Set(aData->label().Father());
+ 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()) {
+ if (myRef->Get() != myRef->Label()) { // initialized
boost::shared_ptr<Model_Document> aDoc =
- boost::dynamic_pointer_cast<Model_Document>(feature()->document());
+ boost::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->object(aRefLab);
}
}
// not initialized
- return boost::shared_ptr<ModelAPI_Attribute>();
+ return ObjectPtr();
}
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)) {
+ myIsInitialized = theLabel.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(theLabel, "");
+ myRef = TDF_Reference::Set(theLabel, theLabel); // not initialized: reference to itself
+ } else {
+ theLabel.FindAttribute(TDF_Reference::GetID(), myRef);
}
}