C# Ini配置文件

public class INIUserAccound
{

static IniFile Ini = new IniFile(AppDomain.CurrentDomain.BaseDirectory + @"\Config\User.Ini");

const string Session = "UserInfo";
/// <summary>
/// 获得用户名
/// </summary>
/// <returns></returns>
public static string GetAccound()
{
return Ini.IniReadValue(Session, "Accound");
}
/// <summary>
/// 保存用户名
/// </summary>
/// <param name="SkinName"></param>
public static void SetAccound(string Accound)
{
Ini.IniWriteValue(Session, "Accound", Accound);
}

/// <summary>
/// 获得密码
/// </summary>
/// <returns></returns>
public static string GetPwd()
{
return Ini.IniReadValue(Session, "Pwd");
}
/// <summary>
/// 保存密码
/// </summary>
/// <param name="SkinName"></param>
public static void SetPwd(string Pwd)
{
Ini.IniWriteValue(Session, "Pwd", Pwd);
}

}

/// <summary>
/// 操作INI文件类    测试信息
/// </summary>
public class IniFile
{
const int DATA_SIZE = 1024;

private string _path; //INI档 案 名
public string IniPath { get { return _path; } set { _path = value; } }

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
public struct STRINGBUFFER
{
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = DATA_SIZE)]
public string szText;
}

//读写INI文件的API函数
[DllImport("kernel32", CharSet = CharSet.Auto)]
private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);

[DllImport("kernel32", CharSet = CharSet.Auto)]
private static extern int GetPrivateProfileString(string section, string key, string def, out STRINGBUFFER retVal, int size, string filePath);

//类的构造函数，传递INI档案名
public IniFile(string sPath)
{
_path = sPath;
string path = IniPath.Substring(0, IniPath.LastIndexOf("\\"));
if (!Directory.Exists(path)) Directory.CreateDirectory(path);
if (!File.Exists(_path)) CreateIniFile();
}

//写INI文件
public void IniWriteValue(string Section, string Key, string Value)
{
WritePrivateProfileString(Section, Key, Value, this._path);
}

//读取INI文件指定项目的数据
public string IniReadValue(string Section, string Key)
{
int i;
STRINGBUFFER RetVal;
i = GetPrivateProfileString(Section, Key, null, out RetVal, DATA_SIZE, this._path);
string temp = RetVal.szText;
return temp.Trim();
}

//读取INI文件指定项目的数据
public string IniReadValue(string Section, string Key, string defaultValue)
{
int i;
STRINGBUFFER RetVal;
i = GetPrivateProfileString(Section, Key, null, out RetVal, DATA_SIZE, this._path);
string temp = RetVal.szText;
return temp.Trim() == "" ? defaultValue : temp.Trim();
}

/// <summary>
/// 创建INI文件
/// </summary>
public void CreateIniFile()
{
StreamWriter w = File.CreateText(_path);
w.Write("");
w.Flush();
w.Close();
}
}