ObjectList.h

///
/// A list of Objects
///
 
#ifndef __OBJECT_LIST_H__
#define __OBJECT_LIST_H__
 
#include "Object.h"
#include "ObjectListIterator.h"
 
namespace df {
 
class ObjectListIterator;
 
class ObjectList {
 
 private:
  int m_count;                ///< Count of objects in list.
  int m_max_count;            ///< Maximum objects in list (variable).
  Object **p_item;            ///< Array of pointers to objects.
 
 public:
  friend class ObjectListIterator;           ///< Iterators can access.
  ObjectList();
  ~ObjectList();
 
  /// Copy contructor (does deep copy).
  ObjectList(const ObjectList &other);
   
  /// Assignment operator (does deep copy).
  ObjectList &operator=(const ObjectList &rhs);
   
  /// Insert object pointer in list.
  /// Return 0 if ok, else -1.
  int insert(Object *p_o);
 
  /// Remove object pointer from list,
  /// Return 0 if found, else -1.
  int remove(Object *p_o);
 
  /// Clear list (setting count to 0).
  void clear();
 
  /// Return count of number of objects in list.
  int getCount() const;
 
  /// Return true if list is empty, else false.
  bool isEmpty() const;
 
  /// Return true if list is full, else false.
  bool isFull() const;
 
  /// Add two lists, second appended to first.
  ObjectList operator+(ObjectList);
 
  /// Add other ObjectList to this one.
  ObjectList &operator+=(const ObjectList &other);
 
  /// Compare two lists.
  bool operator==(const ObjectList &other) const;
 
  /// Compare two lists.
  bool operator!=(const ObjectList &other) const;
 
  /// Index into list.
  Object* &operator[](int index);
};
 
} // end of namespace df
#endif // __OBJECT_LIST_H__