Classes commonly used to read and write INI files

Using System;
Using System.IO;
Using System.Runtime.InteropServices;
Using System.Text;
Using Microsoft.Win32;

Namespace Wjb.readorwriteiniandreg
{
<summary>
Summary description of the Rwini.
Read and write INI file class
Class Library Development: Wu Jianbing
Time: October 20, 2003
Function: Read and write INI file
</summary>
public class Rwini
{
private static string FileName;

[DllImport ("kernel32")]
private static extern int Getprivateprofileint (
String Lpappname,
String Lpkeyname,
int Ndefault,
String lpFileName
);
[DllImport ("kernel32")]
private static extern int GetPrivateProfileString (
String Lpappname,
String Lpkeyname,
String Lpdefault,
StringBuilder lpreturnedstring,
int nsize,
String lpFileName
);
[DllImport ("kernel32")]
private static extern bool WritePrivateProfileString (
String Lpappname,
String Lpkeyname,
String lpstring,
String lpFileName
);

<summary>
Constructs a class that reads and writes an INI file with a full path filename
</summary>
<param name= "filename" ></param>
Public Rwini (string filename)
{
//
Constructors
//
Filename=filename;
}
<summary>
Reading integer data
</summary>
<param name= "section" ></param>
<param name= "Key" ></param>
<param name= "def" ></param>
<returns></returns>
public int GetInt (string section,string key,int def)
{
Return Getprivateprofileint (Section,key,def,filename);
}
<summary>
Reading string data
</summary>
<param name= "section" ></param>
<param name= "Key" ></param>
<param name= "def" ></param>
<returns></returns>
public string GetString (string section,string key,string def)
{
StringBuilder temp=new StringBuilder (1024);
GetPrivateProfileString (Section,key,def,temp,1024,filename);
Return temp. ToString ();
}
<summary>
Write integer data
</summary>
<param name= "section" ></param>
<param name= "Key" ></param>
<param name= "Ival" ></param>
public void Writeint (string section,string key,int ival)
{
WritePrivateProfileString (Section,key,ival.tostring (), FileName);
}
<summary>
Writing string data
</summary>
<param name= "section" ></param>
<param name= "Key" ></param>
<param name= "Strval" ></param>
public void WriteString (string section,string key,string strval)
{
WritePrivateProfileString (Section,key,strval,filename);
}
<summary>
Delete key values
</summary>
<param name= "section" ></param>
<param name= "Key" ></param>
public void Delkey (String section,string key)
{
WritePrivateProfileString (Section,key,null,filename);
}
<summary>
Delete Module
</summary>
<param name= "section" ></param>
public void Delsection (string section)
{
WritePrivateProfileString (Section,null,null,filename);
}
}
}