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157 lines
5.0 KiB
157 lines
5.0 KiB
/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* copyright (C) 2003-2007 *
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* Umbrello UML Modeller Authors <uml-devel@uml.sf.net> *
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***************************************************************************/
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#ifndef ENTITY_H
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#define ENTITY_H
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#include "classifier.h"
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class UMLEntityAttribute;
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/**
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* This class contains the non-graphical information required for a UML
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* Entity.
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* This class inherits from @ref UMLClassifier which contains most of the
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* information.
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*
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* @short Non-graphical Information for an Entity.
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* @author Jonathan Riddell
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* Bugs and comments to uml-devel@lists.sf.net or http://bugs.trinitydesktop.org
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*/
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class UMLEntity : public UMLClassifier {
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TQ_OBJECT
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public:
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/**
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* Sets up an entity.
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*
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* @param name The name of the Entity.
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* @param id The unique id of the Entity.
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*/
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explicit UMLEntity(const TQString& name = "", Uml::IDType id = Uml::id_None);
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/**
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* Standard deconstructor.
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*/
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virtual ~UMLEntity();
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/**
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* Overloaded '==' operator.
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*/
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bool operator==(UMLEntity& rhs);
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/**
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* Copy the internal presentation of this object into the new
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* object.
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*/
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virtual void copyInto(UMLEntity* rhs) const;
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/**
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* Make a clone of this object.
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*/
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virtual UMLObject* clone() const;
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/**
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* Creates an entity attribute for the parent concept.
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* Reimplementation of method from UMLClassifier.
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*
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* @param name An optional name, used by when creating through UMLListView
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* @param type An optional type, used by when creating through UMLListView
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* @return The UMLEntityAttribute created
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*/
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UMLAttribute* createAttribute(const TQString &name = TQString(),
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UMLObject *type = 0);
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/**
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* Adds an entityAttribute to the entity.
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*
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* @param name The name of the entityAttribute.
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* @param id The id of the entityAttribute (optional.)
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* If omitted a new ID is assigned internally.
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* @return Pointer to the UMLEntityAttribute created.
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*/
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UMLObject* addEntityAttribute(const TQString &name, Uml::IDType id = Uml::id_None);
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/**
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* Adds an already created entityAttribute.
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* The entityAttribute object must not belong to any other concept.
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*
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* @param att Pointer to the UMLEntityAttribute.
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* @param Log Pointer to the IDChangeLog.
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* @return True if the entityAttribute was successfully added.
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*/
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bool addEntityAttribute(UMLEntityAttribute* att, IDChangeLog* Log = 0);
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/**
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* Adds an entityAttribute to the entity, at the given position.
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* If position is negative or too large, the entityAttribute is added
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* to the end of the list.
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*
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* @param att Pointer to the UMLEntityAttribute.
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* @param position Position index for the insertion.
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* @return True if the entityAttribute was successfully added.
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*/
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//TODO: give default value -1 to position (append) - now it conflicts with the method above..
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bool addEntityAttribute(UMLEntityAttribute* att, int position );
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/**
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* Removes an entityAttribute from the class.
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*
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* @param a The entityAttribute to remove.
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* @return Count of the remaining entityAttributes after removal.
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* Returns -1 if the given entityAttribute was not found.
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*/
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int removeEntityAttribute(UMLClassifierListItem* a);
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/**
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* Emit the entityAttributeRemoved signal.
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*/
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void signalEntityAttributeRemoved(UMLClassifierListItem *eattr);
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/**
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* Returns the number of entityAttributes for the class.
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*
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* @return The number of entityAttributes for the class.
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*/
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int entityAttributes() ;
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/**
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* Resolve the types referenced by our UMLEntityAttributes.
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* Reimplements the method from UMLClassifier.
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*/
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virtual bool resolveRef();
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/**
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* Creates the <UML:Entity> element including its entityliterals.
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*/
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virtual void saveToXMI(TQDomDocument& qDoc, TQDomElement& qElement);
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signals:
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void entityAttributeAdded(UMLClassifierListItem*);
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void entityAttributeRemoved(UMLClassifierListItem*);
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protected:
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/**
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* Loads the <UML:Entity> element including its entityAttributes.
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*/
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bool load(TQDomElement& element);
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private:
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/**
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* Initializes key variables of the class.
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*/
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void init();
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};
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#endif // ENTITY_H
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