classinifile.cs

windows mobile读取GPS数据

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Runtime.InteropServices;
namespace QXPDA
{
    /// <summary> 
    /// ClassIniFile 读写ini文件。 
    /// </summary> 
    public class ClassIniFile
    {
        private 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
           );
        //构造读写全路径为filename的ini文件的类 
        //构造函数
        public ClassIniFile(string filename)
        {
            fileName = filename;
        }
        /// <summary>
        /// 读取整型数据
        /// </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>
        /// 读取字符串数据
        /// </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>
        /// 写入整型数据
        /// </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>
        /// 写入字符串数据
        /// </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>
        /// 删除键值 
        /// </summary>
        /// <param name="section"></param>
        /// <param name="key"></param>
        public void DelKey(string section, string key)
        {
            WritePrivateProfileString(section, key, null, fileName);
        }
        /// 删除模块 
        public void DelSection(string section)
        {
            WritePrivateProfileString(section, null, null, fileName);
        }
        public string Myfile()
        {
            return fileName;
        }
    }
}