+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
// File: ModelAPI_Attribute.h
// Created: 2 Apr 2014
// Author: Mikhail PONIKAROV
-#ifndef ModelAPI_Attribute_HeaderFile
-#define ModelAPI_Attribute_HeaderFile
+#ifndef ModelAPI_Attribute_H_
+#define ModelAPI_Attribute_H_
#include "ModelAPI.h"
#include <string>
+#include <memory>
+
+class ModelAPI_Object;
/**\class ModelAPI_Attribute
* \ingroup DataModel
* \brief Generic attribute of the Object.
*/
-
-class MODELAPI_EXPORT ModelAPI_Attribute
+class ModelAPI_Attribute
{
-public:
-
+ ///< needed here to emit signal that feature changed on change of the attribute
+ std::shared_ptr<ModelAPI_Object> myObject;
+ std::string myID; ///< identifier of this attribute in Data class
+ protected:
+ // accessible from the attributes
+ bool myIsInitialized; ///< is some value assigned to this attribute
+ bool mySetInitializedBlocked; ///< is initialized blocked
+ bool myIsArgument; ///< is this attribute used as an argument for execution
+ bool myIsImmutable; ///< is this attribute can be changed programmatically (e.g. by constraint)
+
+ public:
+
/// Returns the type of this class of attributes, not static method
- virtual std::string attributeType() = 0;
+ MODELAPI_EXPORT virtual std::string attributeType() = 0;
/// To virtually destroy the fields of successors
- virtual ~ModelAPI_Attribute() {}
+ MODELAPI_EXPORT virtual ~ModelAPI_Attribute();
+
+ /// Sets the owner of this attribute
+ MODELAPI_EXPORT virtual void setObject(const std::shared_ptr<ModelAPI_Object>& theObject);
+
+ /// Returns the owner of this attribute
+ MODELAPI_EXPORT const std::shared_ptr<ModelAPI_Object>& owner() const;
+
+ /// Returns true if attribute was initialized by some value
+ MODELAPI_EXPORT virtual bool isInitialized();
+
+ /// Makes attribute initialized
+ MODELAPI_EXPORT void setInitialized();
-protected:
+ /// Blocks sending "attribute updated" if theBlock is true
+ /// \param theBlock a block value
+ /// \return the previous block value
+ MODELAPI_EXPORT bool blockSetInitialized(const bool theBlock);
+
+ /// Set this attribute is argument for result (change of this attribute requires update of result).
+ /// By default it is true.
+ MODELAPI_EXPORT void setIsArgument(const bool theFlag);
+
+ /// Returns true if attribute causes the result change
+ MODELAPI_EXPORT bool isArgument();
+
+ /// Immutable argument can not be changed programaticaly (e.g. by constraint)
+ /// By default it is false.
+ /// Returns the previous state of the attribute's immutability.
+ MODELAPI_EXPORT bool setImmutable(const bool theFlag);
+
+ /// Returns true if can not be changed programaticaly
+ MODELAPI_EXPORT bool isImmutable();
+
+ /// ID of the attribute in Data
+ MODELAPI_EXPORT const std::string& id() const;
+
+ protected:
/// Objects are created for features automatically
- ModelAPI_Attribute(){}
+ MODELAPI_EXPORT ModelAPI_Attribute();
+ /// Sets the ID of the attribute in Data (called from Data)
+ MODELAPI_EXPORT virtual void setID(const std::string theID);
+
+ friend class Model_Data;
};
+//! Pointer on attribute object
+typedef std::shared_ptr<ModelAPI_Attribute> AttributePtr;
+
#endif
