602_WGJ/JinYuan.Helper/IniFileHelper.cs

using System.IO;
using System.Runtime.InteropServices;
using System.Text;
using System.Windows.Forms;

namespace JinYuan.Helper
{
    public class IniFileHelper
    {
        private static string iniFilePath = "Configure.ini";

        [DllImport("kernel32")]
        private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);

        [DllImport("kernel32")]
        private static extern long GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);

        public static string ReadIniData(string Section, string Key)
        {
            try
            {
                if (File.Exists(iniFilePath))
                {
                    StringBuilder temp = new StringBuilder(1024);
                    GetPrivateProfileString(Section, Key, "", temp, 1024, iniFilePath);
                    return temp.ToString();
                }
                MessageBox.Show("节点：" + Section + "，键名：" + Key + "：读取配置文件错误！");
                return null;
            }
            catch
            {
                throw;
            }
        }

        public static bool WriteIniData(string Section, string Key, string Value)
        {
            try
            {
                if (File.Exists(iniFilePath))
                {
                    if (WritePrivateProfileString(Section, Key, Value, iniFilePath) == 0L)
                    {
                        return false;
                    }
                    return true;
                }
                File.Create(iniFilePath).Close();
                if (WritePrivateProfileString(Section, Key, Value, iniFilePath) == 0L)
                {
                    return false;
                }
                return true;
            }
            catch
            {
                throw;
            }
        }

        public static void CreateIniFile(string StartupPath, string AppName)
        {
            iniFilePath = StartupPath + AppName;
            if (!Directory.Exists(StartupPath))
            {
                Directory.CreateDirectory(StartupPath);
            }
            if (!File.Exists(iniFilePath))
            {
                File.Create(iniFilePath).Close();
            }
        }
    }
}