C#操作ini文件相关操作方法类

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using System;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;

namespace FactoryPro
{
/// <summary>
/// ini文件相关操作方法类

    /// </summary>
    public class INIClass
    {
        public string iniFilePath="";
        [DllImport("kernel32")]
        private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);
        [DllImport("kernel32")]
        private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);
        /// <summary>
        /// 构造方法

        /// </summary>
        /// <param name="INIPath">文件路径</param>
        public INIClass(string INIPath)
        {
            iniFilePath = INIPath;
        }
        /// <summary>
        /// 默认的构造函数

        /// </summary>
        public INIClass()
        {

        }
        /// <summary>
        /// 写入INI文件
        /// </summary>
        /// <param name="Section">项目名称(如 [TypeName] )</param>
        /// <param name="Key">键</param>
        /// <param name="Value">值</param>
        public void IniWriteValue(string Section, string Key, string Value)
        {
            WritePrivateProfileString(Section, Key, Value, this.iniFilePath);
        }
        /// <summary>
        /// 读出INI文件
        /// </summary>
        /// <param name="Section">项目名称(如 [TypeName] )</param>
        /// <param name="Key">键</param>
        public string IniReadValue(string Section, string Key)
        {
            StringBuilder temp = new StringBuilder(500);
            int i = GetPrivateProfileString(Section, Key, "", temp, 500, this.iniFilePath);
            return temp.ToString();
        }
        /// <summary>
        /// 验证文件是否存在
        /// </summary>
        /// <returns>布尔值</returns>
        public bool ExistINIFile()
        {
            return File.Exists(iniFilePath);
        }
    }
}