Запуск другого приложения в фоне

using UnityEngine;
using System.Collections;
using UnityEngine.VR;
using System.Runtime.InteropServices;
using System;
using System.Diagnostics;
using System.Threading;
using System.Collections.Generic;
using System.Text;
 
public class CMDFilesToPlay : MonoBehaviour {
 
    void Awake()
    {
        var videosSelectors = FindWindowsWithText("VideosSelector");
        foreach (IntPtr hwnd in videosSelectors)
        {
            Thread.Sleep(100);
            SetForegroundWindow(hwnd);
            break;
        }
    }
 
    [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    public static extern bool SetForegroundWindow(IntPtr hWnd);
 
    [DllImport("user32.dll", CharSet = CharSet.Unicode)]
    private static extern int GetWindowText(IntPtr hWnd, StringBuilder strText, int maxCount);
 
    [DllImport("user32.dll", CharSet = CharSet.Unicode)]
    private static extern int GetWindowTextLength(IntPtr hWnd);
 
    [DllImport("user32.dll")]
    private static extern bool EnumWindows(EnumWindowsProc enumProc, IntPtr lParam);
 
    // Delegate to filter which windows to include
    public delegate bool EnumWindowsProc(IntPtr hWnd, IntPtr lParam);
 
    /// <summary> Get the text for the window pointed to by hWnd </summary>
    public static string GetWindowText(IntPtr hWnd)
    {
        int size = GetWindowTextLength(hWnd);
        if (size > 0)
        {
            var builder = new StringBuilder(size + 1);
            GetWindowText(hWnd, builder, builder.Capacity);
            return builder.ToString();
        }
 
        return String.Empty;
    }
 
    /// <summary> Find all windows that match the given filter </summary>
    /// <param name="filter"> A delegate that returns true for windows
    ///    that should be returned and false for windows that should
    ///    not be returned </param>
    public static IEnumerable<IntPtr> FindWindows(EnumWindowsProc filter)
    {
        IntPtr found = IntPtr.Zero;
        List<IntPtr> windows = new List<IntPtr>();
 
        EnumWindows(delegate(IntPtr wnd, IntPtr param)
        {
            if (filter(wnd, param))
            {
                // only add the windows that pass the filter
                windows.Add(wnd);
            }
 
            // but return true here so that we iterate all windows
            return true;
        }, IntPtr.Zero);
 
        return windows;
    }
 
    /// <summary> Find all windows that contain the given title text </summary>
    /// <param name="titleText"> The text that the window title must contain. </param>
    public static IEnumerable<IntPtr> FindWindowsWithText(string titleText)
    {
        return FindWindows(delegate(IntPtr wnd, IntPtr param)
        {
            return GetWindowText(wnd).Contains(titleText);
        });
    }
}