public class FontOperate

    {

        [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,

        uint Msg,

        int wParam,

        int lParam

        );

        [DllImport("gdi32")]

        public static extern int AddFontResource(string lpFileName);

        public static bool InstallFont(string sFontFileName, string sFontName)

        {

            string _sTargetFontPath = string.Format(@"{0}\fonts\{1}", System.Environment.GetEnvironmentVariable("WINDIR"), sFontFileName);//系统FONT目录

            string _sResourceFontPath = string.Format(@"{0}\Font\{1}", System.Windows.Forms.Application.StartupPath, sFontFileName);//需要安装的FONT目录

            try

            {

                if (!File.Exists(_sTargetFontPath) && File.Exists(_sResourceFontPath))

                {

                    int _nRet;

                    File.Copy(_sResourceFontPath, _sTargetFontPath);

                    _nRet = AddFontResource(_sTargetFontPath);

                    _nRet = WriteProfileString("fonts", sFontName + "(TrueType)", sFontFileName);

                }

            }

            catch

            {

                return false;

            }

            return true;

        }

    }

使用

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using UtilityHelper;

namespace LHCity_LMS_Client.Test

{

    class Program

    {

        static void Main(string[] args)

        {

            FontOperate.InstallFont("simfang.ttf", "simfang");

            Console.ReadLine();

        }

    }

}