StateMachine.hpp

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/*
 * Copyright (C) 2004  Andrew Sutton
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to:
 *
 * The Free Software Foundation, Inc.
 * 59 Temple Place, Suite 330
 * Boston, MA  02111-1307  USA
 *
 * Contact:
 *   Andrew Sutton  asutton@cs.kent.edu
 */

#ifndef UML_STATEMACHINE_HPP
#define UML_STATEMACHINE_HPP

#include <UML/ModelElement.hpp>

namespace UML
{
  // forward declarations
  class StateMachine;
  class StateMachineImpl;
  class ModelElement;
  class State;
  class Transition;
  class SubmachineState;

  class StateMachine : virtual public UML::ModelElement
  {
  public:
    typedef OMF::BasicClass<StateMachineImpl> Proxy;

    StateMachine();
    virtual ~StateMachine();

    ModelElement *context();
    void setContext(ModelElement *value);
    void clearContext();

    State *top();
    void setTop(State *value);
    void clearTop();

    const OMF::Set &transitions();
    void addTransitions(Transition *value);
    void removeTransitions(Transition *value);
    void clearTransitions();

    const OMF::Set &submachineState();
    void addSubmachineState(SubmachineState *value);
    void removeSubmachineState(SubmachineState *value);
    void clearSubmachineState();

  private:
    ModelElement *_context;
    State *_top;
    OMF::Set _transitions;
    OMF::Set _submachineState;
  };


  struct StateMachineImpl : virtual public UML::StateMachine
  {
    StateMachineImpl() : 
      OMF::ModelObject(
          "UML.StateMachine",
          &StateMachine::Proxy::instance(),
          &UMLPackage::instance()),
      Element(),
      ModelElement(),
      StateMachine()
    {}

    virtual ~StateMachineImpl()
    {}
  };
}

#endif

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