ExampleAIModule/Source/State.h

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#ifndef STATE_H
#define STATE_H
//------------------------------------------------------------------------
//  Name:   State.h
//  Desc:   abstract base class to define an interface for a state
//  Author: Mat Buckland 2002 (fup@ai-junkie.com)
//------------------------------------------------------------------------

template <class entity_type>
class State
{
public:

  virtual ~State(){}

  //this will execute when the state is entered
  virtual void Enter(entity_type*)=0;
  
  //this is the states normal update function
  virtual void Execute(entity_type*)=0;

  //this will execute when the state is exited. (My word, isn't
  //life full of surprises... ;o))
  virtual void Exit(entity_type*)=0;

  virtual char* GetName() { return _name; }
  char* _name;
};

#endif