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C# 操作INI文件

 昵称14326 2006-11-17
  //写INI文件
  [ DllImport ( "kernel32" ) ]
  private static extern bool WritePrivateProfileString ( string section ,string key , string val , string filePath ) ;
  //读ini文件(字符
  [ DllImport ( "kernel32" ) ]
private static extern int GetPrivateProfileString ( string section ,string key , string def , StringBuilder retVal ,int size , string filePath ) ;
  
  //读ini文件(数字
  [ DllImport ( "kernel32" ) ]
  private static extern int GetPrivateProfileInt ( string section ,string key , int def , string filePath ) ;
  
  //////////////////////////////////////////////////////////////
  using System;
  using System.IO;
  using System.Runtime.InteropServices;
  using System.Text;
  
  namespace EchonComponentLibrary
  {
  ///
  /// IniFile 的摘要说明。
  ///

  public class IniFile
  {
  private string FFileName;
  
  [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
  );
  
  public IniFile(string filename)
  {
  FFileName = filename;
  }
  public int ReadInt(string section,string key,int def)
  {
  return GetPrivateProfileInt(section,key,def,FFileName);
  }
  public string ReadString(string section,string key,string def)
  {
  StringBuilder temp = new StringBuilder(1024);
  GetPrivateProfileString(section,key,def,temp,1024,FFileName);
  return temp.ToString();
  }
  public void WriteInt(string section,string key,int iVal)
  {
  WritePrivateProfileString(section,key,iVal.ToString(),FFileName);
  }
  public void WriteString(string section,string key,string strVal)
  {
  WritePrivateProfileString(section,key,strVal,FFileName);
  }
  public void DelKey(string section,string key)
  {
  WritePrivateProfileString(section,key,null,FFileName);
  }
  public void DelSection(string section)
  {
  WritePrivateProfileString(section,null,null,FFileName);
  }
  
  }
  }

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