Unity

using UnityEngine;
using System;
using Viveport;

public class ViveportDemo : MonoBehaviour
{
    static string VIVEPORT_ID = "bd67b286-aafc-449d-8896-bb7e9b351876";

    // Use this for initialization
    void Start ()
    {
        Api.Init(InitStatusHandler, VIVEPORT_ID);
    }

    private static void InitStatusHandler(int nResult)
    {
        Viveport.Core.Logger.Log("Init(): " + nResult);
        if (nResult != 0)
        {
           Viveport.Core.Logger.Log("Platform setup error ...");

           // Handle error
        }

        Viveport.Core.Logger.Log("Version: " + Api.Version());
        Api.QueryRuntimeMode(QueryRunTimeHandler);  // QueryRunMode function
    }

    private static void ShutdownHandler(int nResult)
    {
        Viveport.Core.Logger.Log("Shutdown(): " + nResult);
        if (nResult != 0)
        {
            // Handle error
        }

        // Do something
        // Do more things
    }

    private static void QueryRunTimeHandler(int nResult,int nMode)
    {
        if (nResult == 0)
        {
            Viveport.Core.Logger.Log("QueryRunTimeHandler is successful" + nResult + "Running mode is " + nMode);
            // nMode = 1 (Viveport Desktop mode), nMode = 2 (Viveport Arcade mode)
            if (nMode == 1)
            {
                // Use Viveport API
            }
            else
            {
                // Use Viveport Arcade API
            }
        }
        else
        {
           Viveport.Core.Logger.Log("QueryRunTimeHandler error: " + nResult);
        }
    }
 }