如何从C#应用程序中显示Windows资源管理器上下文菜单？

using System.Runtime.InteropServices;

[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("000214e4-0000-0000-c000-000000000046")]
internal interface IContextMenu
{
    [PreserveSig]
    int QueryContextMenu(IntPtr hMenu, uint indexMenu, int idCmdFirst, int idCmdLast, uint uFlags);

    [PreserveSig]
    int InvokeCommand(ref CMINVOKECOMMANDINFOEX info);

    [PreserveSig]
    int GetCommandString(int idCmd, uint uType, IntPtr pReserved, [MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszName, int cchMax);
}

[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("000214f4-0000-0000-c000-000000000046")]
internal interface IShellFolder
{
    void ParseDisplayName(IntPtr hwnd, IntPtr pbc, [MarshalAs(UnmanagedType.LPWStr)] string pszDisplayName, ref int pchEaten, out IntPtr ppidl, ref int pdwAttributes);

    void EnumObjects(IntPtr hwnd, uint grfFlags, out IEnumIDList ppenumIDList);

    void BindToObject(IntPtr pidl, IntPtr pbc, [In] ref Guid riid, out IntPtr ppv);

    void BindToStorage(IntPtr pidl, IntPtr pbc, [In] ref Guid riid, out IntPtr ppv);

    void CompareIDs(IntPtr lParam, IntPtr pidl1, IntPtr pidl2);

    void CreateViewObject(IntPtr hwndOwner, [In] ref Guid riid, out IntPtr ppv);

    void GetAttributesOf(uint cidl, [In, MarshalAs(UnmanagedType.LPArray)] IntPtr[] apidl, ref uint rgfInOut);

    void GetUIObjectOf(IntPtr hwndOwner, uint cidl, [In, MarshalAs(UnmanagedType.LPArray)] IntPtr[] apidl, [In] ref Guid riid, IntPtr rgfReserved, out IntPtr ppv);

    void GetDisplayNameOf(IntPtr pidl, uint uFlags, out IntPtr pName);

    void SetNameOf(IntPtr hwnd, IntPtr pidl, [MarshalAs(UnmanagedType.LPWStr)] string pszName, uint uFlags, out IntPtr ppidlOut);
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
internal struct CMINVOKECOMMANDINFOEX
{
    public int cbSize;
    public int fMask;
    public IntPtr hwnd;
    public IntPtr lpVerb;
    public string lpParameters;
    public string lpDirectory;
    public int nShow;
    public int dwHotKey;
    public IntPtr hIcon;
    [MarshalAs(UnmanagedType.LPWStr)]
    public string lpTitle;
    public IntPtr lpVerbW;
    public string lpParametersW;
    public string lpDirectoryW;
    public string lpTitleW;
    public int ptInvoke;
}

[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("000214F2-0000-0000-C000-000000000046")]
internal interface IEnumIDList
{
    [PreserveSig]
    int Next(uint celt, IntPtr rgelt, out uint pceltFetched);

    [PreserveSig]
    int Skip(uint celt);

    [PreserveSig]
    int Reset();

    [PreserveSig]
    int Clone(out IEnumIDList ppenum);
}

public const int CMF_NORMAL = 0x00000000;

public const int CMF_DEFAULTONLY = 0x00000001;

public const int CMF_VERBSONLY = 0x00000002;

public const int CMF_EXPLORE = 0x00000004;

public const int CMF_NOVERBS = 0x00000008;

public const int CMF_CANRENAME = 0x00000010;

public const int CMF_NODEFAULT = 0x00000020;

public const int CMF_INCLUDESTATIC = 0x00000040;

public const int CMF_EXTENDEDVERBS = 0x00000100;

public const int CMF_RESERVED = 0xffff0000;

public const int CMD_FIRST = 1;

public const int CMD_LAST = 30000;

public const int MFS_DISABLED = 0x00000003;

public const int MFS_ENABLED = 0x00000000;

public const int MFS_UNCHECKED = 0x00000001;

public const int MFS_UNHILITE = 0x00000000;

public const int MFS_CHECKED = 0x00000008;

public const int MFS_HILITE = 0x00000080;

public const int MFS_DEFAULT = 0x00001000;

public const int S_OK = 0;

public const int S_FALSE = 1;

public const