C#上位機(jī)對配置文件的操作演示
??public class IniConfigHelper
??{
????public static string filePath = "";
????#region API函數(shù)聲明
????[DllImport("kernel32")]
????private static extern long WritePrivateProfileString(string section, string key,
??????string val, string filePath);
????//需要調(diào)用GetPrivateProfileString的重載
????[DllImport("kernel32", EntryPoint = "GetPrivateProfileString")]
????private static extern long GetPrivateProfileString(string section, string key,
??????string def, StringBuilder retVal, int size, string filePath);
????[DllImport("kernel32", EntryPoint = "GetPrivateProfileString")]
????private static extern uint GetPrivateProfileStringA(string section, string key,
??????string def, Byte[] retVal, int size, string filePath);
????#endregion
????#region 獲取所有的Sections
????/// <summary>
????/// 獲取所有的Sections
????/// </summary>
????/// <param name="iniFilename">文件路徑</param>
????/// <returns>Sections集合</returns>
????public static List<string> ReadSections(string iniFilename)
????{
??????List<string> result = new List<string>();
??????Byte[] buf = new Byte[65536];
??????uint len = GetPrivateProfileStringA(null, null, null, buf, buf.Length, iniFilename);
??????int j = 0;
??????for (int i = 0; i < len; i++)
????????if (buf[i] == 0)
????????{
??????????result.Add(Encoding.Default.GetString(buf, j, i - j));
??????????j = i + 1;
????????}
??????return result;
????}
????#endregion
????#region 獲取指定Section下的所有Keys
????/// <summary>
????/// 獲取指定Section下的所有Keys
????/// </summary>
????/// <param name="SectionName">SectionName</param>
????/// <param name="iniFilename">文件路徑</param>
????/// <returns>Keys集合</returns>
????public static List<string> ReadKeys(string SectionName, string iniFilename)
????{
??????List<string> result = new List<string>();
??????Byte[] buf = new Byte[65536];
??????uint len = GetPrivateProfileStringA(SectionName, null, null, buf, buf.Length, iniFilename);
??????int j = 0;
??????for (int i = 0; i < len; i++)
????????if (buf[i] == 0)
????????{
??????????result.Add(Encoding.Default.GetString(buf, j, i - j));
??????????j = i + 1;
????????}
??????return result;
????}
????#endregion
????#region 讀Ini文件
????public static string ReadIniData(string Section, string Key, string NoText)
????{
??????return ReadIniData(Section, Key, NoText, filePath);
????}
????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 寫Ini文件
????public static bool WriteIniData(string Section, string Key, string Value)
????{
??????return WriteIniData(Section, Key, Value, filePath);
????}
????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;
????????else return true;
??????}
??????else return false;
????}
????#endregion
??}
