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

namespace Core.ONH.Collection.comm
{
    class IniFileHelper
    {
        #region API函数声明

        [DllImport("kernel32")]//返回0表示失败，非0为成功
        private static extern long WritePrivateProfileString(string section, string key,
            string val, string filePath);

        [DllImport("kernel32")]//返回取得字符串缓冲区的长度
        private static extern long GetPrivateProfileString(string section, string key,
            string def, StringBuilder retVal, int size, string filePath);


        #endregion

        #region 读Ini文件

        public static string ReadIniData(string Section, string Key, string NoText, string iniFilePath)
        {
            if (File.Exists(iniFilePath))
            {
                StringBuilder temp = new StringBuilder(1024);
                GetPrivateProfileString(Section, Key, NoText, temp, 1024, iniFilePath);
                return temp.ToString();
            }
            else
            {
                return String.Empty;
            }
        }

        #endregion

        #region 写Ini文件

        public static bool WriteIniData(string section, string Key, string Value, string iniFilePath)
        {
            if (File.Exists(iniFilePath))
            {
                long opStation = WritePrivateProfileString(section, Key, Value, iniFilePath);
                if (opStation == 0)
                {
                    return false;
                }
                return true;
            }
            return false;
        }

        #endregion
    }
}