Custom Tree Traversal, C#

CustomTreeTraversal

using System;
using System.Collections.Generic;
using System.Linq;


namespace ConsoleApp1
{
    public class FrameContainer
    {
        public Frame FirstFrame;

        public FrameContainer(Frame firstFrame)
        {
            FirstFrame = firstFrame;
        }

        public static Frame GetFrameByValue(int frameDataValue, Frame parentFrame)
        {
            if (parentFrame == null) return null;

            var nextFrameType = parentFrame.GetNextFrameType;

            Frame foundFrame = null;
            if (parentFrame.DataValue == frameDataValue) return parentFrame;

            switch (nextFrameType)
            {
                case Frame.NextFrameType.None:
                    foundFrame = null;
                    break;
                case Frame.NextFrameType.Single:
                    foundFrame = GetFrameByValue(frameDataValue, parentFrame.NextFrame);
                    break;
                case Frame.NextFrameType.Options:
                    foreach (var optionFrame in parentFrame.OptionsFrame)
                    {
                        var result = GetFrameByValue(frameDataValue, optionFrame);
                        if (result != null)
                        {
                            foundFrame = result;
                            break;
                        }
                    }
                    break;    
            }  
            return foundFrame;
        }
    }
    
    public class Frame
    {
        public enum NextFrameType
        {
            None,
            Single,
            Options
        }

        public Frame NextFrame = null;
        public List<Frame> OptionsFrame = new List<Frame>();
        public int DataValue;
        public string Name;

        public Frame(int value, string name)
        {
            Name = name;
            DataValue = value;
        }

        public override string ToString() {
            return DataValue.ToString();
        }

        public NextFrameType GetNextFrameType
        {
            get
            {
                if (NextFrame != null) return NextFrameType.Single;
                if (NextFrame == null && OptionsFrame.Count > 0 && OptionsFrame != null) return NextFrameType.Options;
                return NextFrameType.None;
            }
        }

    }


    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Hello the world");

            Frame FirstFrame = new Frame(1, "First");
            FrameContainer MainAction = new FrameContainer(FirstFrame);

            Frame frame2 = new Frame(2, "Sssecond");
            Frame frame3 = new Frame(3, "Third");
            Frame frame4 = new Frame(4, "Forth");
            Frame frame5 = new Frame(5, "Fifth");
            Frame frame6 = new Frame(6, "Sixth");
            Frame frame7 = new Frame(7, "Seventh");
            Frame frame8 = new Frame(8, "Eighth");
            Frame frame9 = new Frame(9, "Nineth");

            // First Frame
            FirstFrame.NextFrame = frame2;
            // 2
            frame2.NextFrame = frame3;
            // 3
            frame3.OptionsFrame.Add(frame4); frame3.OptionsFrame.Add(frame5);
            // 4
            frame4.NextFrame = frame6;

            //5
            frame5.NextFrame = frame7;

            //7
            frame7.OptionsFrame.Add(frame8); frame7.OptionsFrame.Add(frame9);

            var res = FrameContainer.GetFrameByValue(2, MainAction.FirstFrame);
            if (res != null)
                Console.WriteLine("Frame Name: " + res.Name);
            else
                Console.WriteLine("No Data ");

        }
    }
}