Installing Fonts programatically C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Runtime.InteropServices;
using Microsoft.Win32;
using System.Drawing.Text;

namespace itextcsharpDemo
{

    /// <summary>
    /// 
    /// </summary>
    public partial class Form4 : Form
    {

        int result = -1;
        int error = 0;

        [DllImport("kernel32.dll", SetLastError = true)]
        static extern int WriteProfileString(string lpszSection, string lpszKeyName, string lpszString);
        [DllImport("user32.dll")]
        public static extern int SendMessage(int hWnd, // handle to destination window 
        uint Msg, // message 
        int wParam, // first message parameter 
        int lParam // second message parameter 
        );
        [DllImport("gdi32")]
        public static extern int AddFontResource(string lpFileName);
        /// <summary>
        /// 
        /// </summary>
        /// <param name="FontFileName"></param>
        /// <param name="FontName"></param>
        private void installFont(string FontFileName,string FontName)
        {

            string WinFontDir = "C:\windows\fonts";
            //string FontFileName = "DS-Digital Bold Italic.TTF";
            //string FontName = "DS-Digital Bold Italic";
            int Ret;
            int Res;
            string FontPath;
            const int WM_FONTCHANGE = 0x001D;
            const int HWND_BROADCAST = 0xffff;
            FontPath = WinFontDir + "\" + FontName;
            if (!File.Exists(FontPath))
            {
                File.Copy(FontFileName, FontPath); //System.Windows.Forms.Application.StartupPath + "\DS-Digital Bold Italic.TTF"
                Ret = AddFontResource(FontPath);

                Res = SendMessage(HWND_BROADCAST, WM_FONTCHANGE, 0, 0);
                Ret = WriteProfileString("fonts", FontName + "(TrueType)", FontFileName);
            }
        }

        [DllImport("gdi32", EntryPoint = "AddFontResource")]
        public static extern int AddFontResourceA(string lpFileName);
        //[System.Runtime.InteropServices.DllImport("gdi32.dll")]
        //private static extern int AddFontResource(string lpszFilename);
        [System.Runtime.InteropServices.DllImport("gdi32.dll")]
        private static extern int CreateScalableFontResource(uint fdwHidden, string
        lpszFontRes, string lpszFontFile, string lpszCurrentPath);

        //
        [DllImport("gdi32.dll", EntryPoint = "RemoveFontResourceW", SetLastError = true)]
        public static extern int RemoveFontResource([In][MarshalAs(UnmanagedType.LPWStr)]
                                            string lpFileName);

        /// <summary>
        /// Installs font on the user's system and adds it to the registry so it's available on the next session
        /// Your font must be included in your project with its build path set to 'Content' and its Copy property
        /// set to 'Copy Always'
        /// win 10 没有权限 涂聚文注
        /// </summary>
        /// <param name="contentFontName">Your font to be passed as a resource (i.e. "myfont.tff")</param>
        private static void RegisterFont(string contentFontName)
        {
            try
            {
                // Creates the full path where your font will be installed
                var fontDestination = Path.Combine(System.Environment.GetFolderPath
                                                  (System.Environment.SpecialFolder.Fonts), contentFontName);

                if (!File.Exists(fontDestination))
                {
                    // Copies font to destination
                    System.IO.File.Copy(Path.Combine(System.IO.Directory.GetCurrentDirectory(), contentFontName), fontDestination);

                    // Retrieves font name
                    // Makes sure you reference System.Drawing
                    PrivateFontCollection fontCol = new PrivateFontCollection();
                    fontCol.AddFontFile(fontDestination);
                    var actualFontName = fontCol.Families[0].Name;

                    //Add font
                    AddFontResource(fontDestination);
                    //Add registry entry  
                    Registry.SetValue(@"HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionFonts",
                    actualFontName, contentFontName, RegistryValueKind.String);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message.ToString());
            }
        }


        /// <summary>
        /// 
        /// </summary>
        /// <param name="NombreFnt"></param>
        /// <param name="RutaFnt"></param>
        internal static void InstalarFuente(string NombreFnt, string RutaFnt)
        {
            string CMD = string.Format("copy /Y "{0}" "%WINDIR%\Fonts" ", RutaFnt);
            EjecutarCMD(CMD);

            System.IO.FileInfo FInfo = new System.IO.FileInfo(RutaFnt);
            CMD = string.Format("reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Fonts" /v "{0}" /t REG_SZ /d {1} /f", NombreFnt, FInfo.Name);
            EjecutarCMD(CMD);
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="Comando"></param>
        public static void EjecutarCMD(string Comando)
        {
            System.Diagnostics.ProcessStartInfo Info = new System.Diagnostics.ProcessStartInfo("cmd.exe");
            Info.Arguments = string.Format("/c {0}", Comando);
            Info.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;
            System.Diagnostics.Process.Start(Info);
        }
        /// <summary>
        /// 
        /// </summary>
        public Form4()
        {
            InitializeComponent();
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Form4_Load(object sender, EventArgs e)
        {

        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button1_Click(object sender, EventArgs e)
        {
            try
            {

                //汉仪篆书繁.ttf
                //新蒂绿豆体.ttf
                string fontname = System.Windows.Forms.Application.StartupPath + @"font汉仪篆书繁.ttf"; // "汉仪篆书繁.ttf";//

                //win 10 安装成功 Senty Pea 新蒂绿豆体
                //windows/syste32/shell32.dll
                //Shell32.Shell shell = new Shell32.Shell();
                //Shell32.Folder fontFolder = shell.NameSpace(0x14);
                //fontFolder.CopyHere(fontname);


                //没有权限
                //RegisterFont(fontname);

                installFont(fontname, "汉仪篆书繁.ttf");

                //无效
                //result = AddFontResource(fontname);
                //error = Marshal.GetLastWin32Error();
                //if (error != 0)
                //{
                //    MessageBox.Show(new Win32Exception(error).Message);
                //}

            }
            catch (Exception ex)
            {
               MessageBox.Show(ex.Message.ToString());
            }
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button2_Click(object sender, EventArgs e)
        {
            FontFamily[] fontList = new System.Drawing.Text.InstalledFontCollection().Families;
            InstalledFontCollection installedFonts = new InstalledFontCollection();
            List<FontList> list = new List<FontList>();
            int id = 0;
            foreach (FontFamily font in installedFonts.Families)
            {
                FontList l = new FontList();
                l.FontName = font.Name;
                l.FontId = id;
                list.Add(l);
                id++;
            }

            listBox1.DataSource = list;
            listBox1.ValueMember = "FontId";
            listBox1.DisplayMember = "FontName";
            



        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (listBox1.Items.Count > 0)
            {
                object o = this.listBox1.SelectedItem;
                FontList od = new FontList();
                od = o as FontList;
                //MessageBox.Show(od.FontName);
                this.textBox1.Text = od.FontName;
            }
        }
    }
    /// <summary>
    /// 
    /// </summary>
    public class FontList
    {
        public int FontId { get; set; }
        public string FontName { get; set; }
    }
}

　　

using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
using System.Diagnostics;
using System.Reflection;
using System.Security.Principal;

namespace itextcsharpDemo
{
    static class Program
    {
        /// <summary>
        /// 应用程序的主入口点。
        /// </summary>
        [STAThread]
        static void Main()
        {

            //使用权限
            var wi = WindowsIdentity.GetCurrent();
            var wp = new WindowsPrincipal(wi);

            bool runAsAdmin = wp.IsInRole(WindowsBuiltInRole.Administrator); //管理员权限

            if (!runAsAdmin)
            {
                // It is not possible to launch a ClickOnce app as administrator directly,
                // so instead we launch the app as administrator in a new process.
                var processInfo = new ProcessStartInfo(Assembly.GetExecutingAssembly().CodeBase);

                // The following properties run the new process as administrator
                processInfo.UseShellExecute = true;
                processInfo.Verb = "runas";

                // Start the new process
                try
                {
                    Process.Start(processInfo);
                }
                catch (Exception)
                {
                    // The user did not allow the application to run as administrator
                    MessageBox.Show("Sorry, but I don't seem to be able to start " +
                       "this program with administrator rights!");
                }

                // Shut down the current process
                Application.Exit();
            }
            else
            {
                Application.EnableVisualStyles();
                Application.SetCompatibleTextRenderingDefault(false);
                Application.Run(new ManageForm());
            }
        }
    }
}

　　https://stackoverflow.com/questions/14796162/how-to-install-a-windows-font-using-c-sharp