读写INI配置文件

在一些C/S程序中我们经常会使用INI配置文件

       优点：1.灵活。

               2.相对于一些数据量的程序，相对使用数据库更节约资源。

    /// <summary>
    /// 配置文件操作类
    /// </summary>
    internal static class OperConfigFile
    {
        private static string _filePath = string.Format("{0}\{1}", Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "kaiteConfig.ini");
        
        [DllImport("kernel32", CharSet = CharSet.Unicode)]
        private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);

        //xiexie
        [DllImport("kernel32", CharSet = CharSet.Unicode)]
        private static extern int WritePrivateProfileString(string section, string key, string val, string filePath);

        /// <summary>
        /// 对ini文件进行读操作的函数
        /// </summary>
        /// <param name="Section">选择项</param>
        /// <param name="Key">关键值</param>
        /// <param name="TextLength">需要返回文本的最大长度</param>
        /// <returns>返回文本值</returns>
        public static string IniReadValue(string Section, string Key, int TextLength)
        {
            StringBuilder temp = new StringBuilder(TextLength);

            int i = GetPrivateProfileString(Section, Key, "", temp, TextLength, _filePath);

            return temp.ToString();
        }

        /// <summary>
        /// 对ini文件进行写操作的函数
        /// </summary>
        /// <param name="Section">选项</param>
        /// <param name="Key">关键字</param>
        /// <param name="Value">值</param>
        public static void IniWriteValue(string Section, string Key, StringBuilder Value)
        {
            WritePrivateProfileString(Section, Key, Value.ToString(), _filePath);
        }

        /// <summary>
        /// 对ini文件进行读操作的函数
        /// </summary>
        /// <param name="Section">选择项</param>
        /// <param name="Key">关键值</param>
        /// <param name="TextLength">需要返回文本的最大长度</param>
        /// <returns>返回文本值</returns>
        private static string IniReadValue(string Section, string Key, int TextLength, string path)
        {
            StringBuilder temp = new StringBuilder(TextLength);

            int i = GetPrivateProfileString(Section, Key, "", temp, TextLength, path);

            return temp.ToString();
        }

        /// <summary>
        /// 写日志
        /// </summary>
        /// <param name="fileName">文件名</param>
        /// <param name="context">内容</param>
        public static void WriteLog(string fileName, string context)
        {
            try
            {
                if (IniReadValue("LogConfig", "log", 10, string.Format("{0}\{1}", Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "CQFJ_CONFIG.ini")) == "1")
                {
                    string filePathTemp = string.Format("{0}\日志\SysLog_{1}_{2}.txt", Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), DateTime.Now.ToString("yyyy-MM-dd"), fileName);

                    WritePrivateProfileString(DateTime.Now.Date.ToString(), DateTime.Now.TimeOfDay.ToString(), context, filePathTemp);
                }
            }
            catch { }
        }
    }