hangman-06-abstract/hangman.cs - The class HighScoreList.

Lecture 1 - slide 22 : 22 Program 5

abstract class HighScoreList {

  /* Invariant: Entries always sorted */

  public abstract void Open(string FileName);

  public abstract string Count{
    get;
  }

  public abstract HighScoreEntry this[int i]{
    get;
  } 

  public abstract void Add(HighScoreEntry e);

  public abstract void Close();

}