Enforce start context menu instead of standard start menu

using System;
using System.Runtime.InteropServices;
using System.Windows.Forms;

class Program
{

  [DllImport("user32.dll")]
  private static extern void keybd_event(byte bVk, byte bScan, int dwFlags, int dwExtraInfo);

  private const int KEYEVENTF_EXTENDEDKEY = 1;
  private const int KEYEVENTF_KEYUP = 2;

  public static void KeyDown(Keys vKey)
  {
    keybd_event((byte)vKey, 0, KEYEVENTF_EXTENDEDKEY, 0);
  }

  public static void KeyUp(Keys vKey)
  {
    keybd_event((byte)vKey, 0, KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0);
  }

  static void Main(string[] args)
  {
     KeyDown(Keys.LWin);
     KeyDown(Keys.X);
     KeyUp(Keys.X);
     KeyUp(Keys.LWin);
  }
}

@ECHO OFF
FOR /F "tokens=* USEBACKQ" %%F IN (`REG QUERY "HKLM\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full" /v InstallPath`) DO SET InstallPath=%%F
SET InstallPath=%InstallPath:*REG_SZ =%
FOR /F "tokens=* Eol= " %%F IN ("%InstallPath%") DO SET "InstallPath=%%F"
IF EXIST "%InstallPath%csc.exe" ("%InstallPath%csc.exe" /out:"%~dp0\WinX.exe" /target:winexe "%~dp0\WinX.cs") ELSE (ECHO ERROR - Missing csc.exe)
PAUSE