/// <summary>
 /// Appends the start white text control character (0x00) to the message, and executes the specified action.
 /// </summary>
 /// <param name="this">this message builder</param>
 /// <param name="action"></param>
 /// <returns></returns>
 public static MessageEntryBuilder.MessageBuilder White(this MessageEntryBuilder.MessageBuilder @this, Action action)
 {
     @this.StartWhiteText();
     action();
     @this.PopTextColor();
     return(@this);
 }