C# LnkHelper

using System;

using System.Collections.Generic;

using System.Text;

using Microsoft.Win32;

using System.Runtime.InteropServices;

using System.IO;

//private void button1_Click(object sender, EventArgs e)

//{

//    Shortcut.CreateShortcut(Shortcut.GetDeskDir() + "\\初学VC记录点滴.lnk", @"http://blog.csdn.net/testcs_dn", Shortcut.GetDeskDir(), "初学VC记录点滴", AppDomain.CurrentDomain.BaseDirectory + "favicon.ico");

//    MessageBox.Show("创建成功！");

//}

//private void button2_Click(object sender, EventArgs e)

//{

//    if (Shortcut.AddFavorites("http://blog.csdn.net/testcs_dn", "初学VC记录点滴", null, AppDomain.CurrentDomain.BaseDirectory + "favicon.ico"))

//    {

//        MessageBox.Show("添加成功！");

//    }

//    else

//    {

//        MessageBox.Show("添加失败");

//    }

//}

//private void button3_Click(object sender, EventArgs e)

//{

//    if (Shortcut.CreateProgramsShortcut("http://blog.csdn.net/testcs_dn", "初学VC记录点滴", "初学VC记录点滴", AppDomain.CurrentDomain.BaseDirectory + "favicon.ico"))

//    {

//        MessageBox.Show("添加成功！");

//    }

//    else

//    {

//        MessageBox.Show("添加失败");

//    }

//}

public class Shortcut

{

    [StructLayout(LayoutKind.Sequential)]

    public struct FILETIME

    {

        uint dwLowDateTime;

        uint dwHighDateTime;

    }

    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]

    public struct WIN32_FIND_DATA

    {

        public const int MAX_PATH = ;

        uint dwFileAttributes;

        FILETIME ftCreationTime;

        FILETIME ftLastAccessTime;

        FILETIME ftLastWriteTime;

        uint nFileSizeHight;

        uint nFileSizeLow;

        uint dwOID;

        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = MAX_PATH)]

        string cFileName;

    }

    [ComImport]

    [Guid("0000010c-0000-0000-c000-000000000046")]

    [InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]

    public interface IPersist

    {

        [PreserveSig]

        void GetClassID(out Guid pClassID);

    }

    [ComImport]

    [Guid("0000010b-0000-0000-C000-000000000046")]

    [InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]

    public interface IPersistFile

        : IPersist

    {

        new void GetClassID(out Guid pClassID);

        [PreserveSig]

        int IsDirty();

        [PreserveSig]

        void Load(

            [MarshalAs(UnmanagedType.LPWStr)] string pszFileName,

            uint dwMode);

        [PreserveSig]

        void Save(

            [MarshalAs(UnmanagedType.LPWStr)] string pszFileName,

            [MarshalAs(UnmanagedType.Bool)] bool fRemember);

        [PreserveSig]

        void SaveCompleted([MarshalAs(UnmanagedType.LPWStr)] string pszFileName);

        [PreserveSig]

        void GetCurFile([MarshalAs(UnmanagedType.LPWStr)] string ppszFileName);

    }

    [ComImport]

    [Guid("000214F9-0000-0000-C000-000000000046")]

    [InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]

    public interface IShellLink

    {

        [PreserveSig]

        void GetPath(

            [MarshalAs(UnmanagedType.LPWStr, SizeParamIndex = )] out string pszFile,

            int cch,

            ref WIN32_FIND_DATA pfd,

            uint fFlags);

        [PreserveSig]

        void GetIDList(out IntPtr ppidl);

        [PreserveSig]

        void SetIDList(IntPtr ppidl);

        [PreserveSig]

        void GetDescription(

            [MarshalAs(UnmanagedType.LPWStr, SizeParamIndex = )] out string pszName,

            int cch);

        [PreserveSig]

        void SetDescription(

            [MarshalAs(UnmanagedType.LPWStr)] string pszName);

        [PreserveSig]

        void GetWorkingDirectory(

            [MarshalAs(UnmanagedType.LPWStr, SizeParamIndex = )] out string pszDir,

            int cch);

        [PreserveSig]

        void SetWorkingDirectory(

            [MarshalAs(UnmanagedType.LPWStr)] string pszDir);

        [PreserveSig]

        void GetArguments(

            [MarshalAs(UnmanagedType.LPWStr, SizeParamIndex = )] out string pszArgs,

            int cch);

        [PreserveSig]

        void SetArguments(

            [MarshalAs(UnmanagedType.LPWStr)] string pszArgs);

        [PreserveSig]

        void GetHotkey(out ushort pwHotkey);

        [PreserveSig]

        void SetHotkey(ushort wHotkey);

        [PreserveSig]

        void GetShowCmd(out int piShowCmd);

        [PreserveSig]

        void SetShowCmd(int iShowCmd);

        [PreserveSig]

        void GetIconLocation(

            [MarshalAs(UnmanagedType.LPWStr, SizeParamIndex = )] out string pszIconPath,

            int cch,

            out int piIcon);

        [PreserveSig]

        void SetIconLocation(

            [MarshalAs(UnmanagedType.LPWStr)] string pszIconPath,

            int iIcon);

        [PreserveSig]

        void SetRelativePath(

            [MarshalAs(UnmanagedType.LPWStr)] string pszPathRel,

            uint dwReserved);

        [PreserveSig]

        void Resolve(

            IntPtr hwnd,

            uint fFlags);

        [PreserveSig]

        void SetPath(

            [MarshalAs(UnmanagedType.LPWStr)] string pszFile);

    }

    [GuidAttribute("00021401-0000-0000-C000-000000000046")]

    [ClassInterfaceAttribute(ClassInterfaceType.None)]

    [ComImportAttribute()]

    public class CShellLink

    {

    }

    public static bool CreateShortcut2(string targetPath)

    {

        string lnkname = Path.GetFileNameWithoutExtension(targetPath);

        Shortcut.CreateShortcut(Shortcut.GetDeskDir() +string.Format( @"\{0}.lnk", lnkname), targetPath, Shortcut.GetDeskDir(), lnkname);

        return true;

    }

    public const int SW_SHOWNORMAL = ;

    /// <summary>

    /// 创建快捷方式。

    /// </summary>

    /// <param name="shortcutPath">快捷方式路径。</param>

    /// <param name="targetPath">目标路径。</param>

    /// <param name="workingDirectory">工作路径。</param>

    /// <param name="description">快捷键描述。</param>

    public static bool CreateShortcut(string shortcutPath, string targetPath, string workingDirectory, string description, string iconLocation = null)

    {

        try

        {

            CShellLink cShellLink = new CShellLink();

            IShellLink iShellLink = (IShellLink)cShellLink;

            iShellLink.SetDescription(description);

            iShellLink.SetShowCmd(SW_SHOWNORMAL);

            iShellLink.SetPath(targetPath);

            iShellLink.SetWorkingDirectory(workingDirectory);

            if (!string.IsNullOrEmpty(iconLocation))

            {

                iShellLink.SetIconLocation(iconLocation, );

            }

            IPersistFile iPersistFile = (IPersistFile)iShellLink;

            iPersistFile.Save(shortcutPath, false);

            Marshal.ReleaseComObject(iPersistFile);

            iPersistFile = null;

            Marshal.ReleaseComObject(iShellLink);

            iShellLink = null;

            Marshal.ReleaseComObject(cShellLink);

            cShellLink = null;

            return true;

        }

        catch //(System.Exception ex)

        {

            return false;

        }

    }

    /// <summary>

    /// 创建桌面快捷方式

    /// </summary>

    /// <param name="targetPath">可执行文件路径</param>

    /// <param name="description">快捷方式名称</param>

    /// <param name="iconLocation">快捷方式图标路径</param>

    /// <param name="workingDirectory">工作路径</param>

    /// <returns></returns>

    public static bool CreateDesktopShortcut(string targetPath, string description, string iconLocation = null, string workingDirectory = null)

    {

        if (string.IsNullOrEmpty(workingDirectory))

        {

            workingDirectory = Shortcut.GetDeskDir();

        }

        return Shortcut.CreateShortcut(Shortcut.GetDeskDir() + "\\" + description + ".lnk", targetPath, workingDirectory, description, iconLocation);

    }

    /// <summary>

    /// 创建程序菜单快捷方式

    /// </summary>

    /// <param name="targetPath">可执行文件路径</param>

    /// <param name="description">快捷方式名称</param>

    /// <param name="menuName">程序菜单中子菜单名称，为空则不创建子菜单</param>

    /// <param name="iconLocation">快捷方式图标路径</param>

    /// <param name="workingDirectory">工作路径</param>

    /// <returns></returns>

    public static bool CreateProgramsShortcut(string targetPath, string description, string menuName, string iconLocation = null, string workingDirectory = null)

    {

        if (string.IsNullOrEmpty(workingDirectory))

        {

            workingDirectory = Shortcut.GetProgramsDir();

        }

        string shortcutPath = Shortcut.GetProgramsDir();

        if (!string.IsNullOrEmpty(menuName))

        {

            shortcutPath += "\\" + menuName;

            if (!System.IO.Directory.Exists(shortcutPath))

            {

                try

                {

                    System.IO.Directory.CreateDirectory(shortcutPath);

                }

                catch //(System.Exception ex)

                {

                    return false;

                }

            }

        }

        shortcutPath += "\\" + description + ".lnk";

        return Shortcut.CreateShortcut(shortcutPath, targetPath, workingDirectory, description, iconLocation);

    }

    public static bool AddFavorites(string url, string description, string folderName, string iconLocation = null, string workingDirectory = null)

    {

        if (string.IsNullOrEmpty(workingDirectory))

        {

            workingDirectory = Shortcut.GetProgramsDir();

        }

        string shortcutPath = Shortcut.GetFavoriteDir();

        if (!string.IsNullOrEmpty(folderName))

        {

            shortcutPath += "\\" + folderName;

            if (!System.IO.Directory.Exists(shortcutPath))

            {

                try

                {

                    System.IO.Directory.CreateDirectory(shortcutPath);

                }

                catch //(System.Exception ex)

                {

                    return false;

                }

            }

        }

        shortcutPath += "\\" + description + ".lnk";

        return Shortcut.CreateShortcut(shortcutPath, url, workingDirectory, description, iconLocation);

    }

    internal const uint SHGFP_TYPE_CURRENT = ;

    internal const int MAX_PATH = ;

    internal const uint CSIDL_COMMON_STARTMENU = 0x0016;              // All Users\Start Menu

    internal const uint CSIDL_COMMON_PROGRAMS = 0x0017;               // All Users\Start Menu\Programs

    internal const uint CSIDL_COMMON_DESKTOPDIRECTORY = 0x0019;       // All Users\Desktop

    internal const uint CSIDL_PROGRAM_FILES = 0x0026;                 // C:\Program Files

    internal const uint CSIDL_FLAG_CREATE = 0x8000;                   // new for Win2K, or this in to force creation of folder

    internal const uint CSIDL_COMMON_FAVORITES = 0x001f;              // All Users Favorites

    [DllImport("shell32.dll", CharSet = CharSet.Unicode, PreserveSig = false)]

    internal static extern void SHGetFolderPathW(

        IntPtr hwndOwner,

        int nFolder,

        IntPtr hToken,

        uint dwFlags,

        IntPtr pszPath);

    internal static string SHGetFolderPath(int nFolder)

    {

        string pszPath = new string(' ', MAX_PATH);

        IntPtr bstr = Marshal.StringToBSTR(pszPath);

        SHGetFolderPathW(IntPtr.Zero, nFolder, IntPtr.Zero, SHGFP_TYPE_CURRENT, bstr);

        string path = Marshal.PtrToStringBSTR(bstr);

        int index = path.IndexOf('\0');

        string path2 = path.Substring(, index);

        Marshal.FreeBSTR(bstr);

        return path2;

    }

    public static string GetSpecialFolderPath(uint csidl)

    {

        return SHGetFolderPath((int)(csidl | CSIDL_FLAG_CREATE));

    }

    public static string GetDeskDir()

    {

        return GetSpecialFolderPath(CSIDL_COMMON_DESKTOPDIRECTORY);

    }

    public static string GetProgramsDir()

    {

        return GetSpecialFolderPath(CSIDL_COMMON_PROGRAMS);

    }

    public static string GetFavoriteDir()

    {

        return GetSpecialFolderPath(CSIDL_COMMON_FAVORITES);

    }

}

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