105 lines
4.3 KiB
C#
105 lines
4.3 KiB
C#
using System.IO;
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using System.Runtime.InteropServices;
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using System.Text;
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namespace HL_FristAidPlatform_Public
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{
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/// <summary>
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/// INI文件读写类
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/// </summary>
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public static class IniFiles
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{
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/// <summary>
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/// 为INI文件中指定的节点取得字符串
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/// </summary>
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/// <param name="lpAppName">欲在其中查找关键字的节点名称</param>
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/// <param name="lpKeyName">欲获取的项名</param>
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/// <param name="lpDefault">指定的项没有找到时返回的默认值</param>
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/// <param name="lpReturnedString">指定一个字串缓冲区，长度至少为nSize</param>
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/// <param name="nSize">指定装载到lpReturnedString缓冲区的最大字符数量</param>
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/// <param name="lpFileName">INI文件完整路径</param>
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/// <returns>复制到lpReturnedString缓冲区的字节数量，其中不包括那些NULL中止字符</returns>
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[DllImport("kernel32", CharSet = CharSet.Unicode)]
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private static extern int GetPrivateProfileString(string lpAppName, string lpKeyName, string lpDefault, StringBuilder lpReturnedString, int nSize, string lpFileName);
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/// <summary>
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/// 修改INI文件中内容
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/// </summary>
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/// <param name="lpApplicationName">欲在其中写入的节点名称</param>
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/// <param name="lpKeyName">欲设置的项名</param>
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/// <param name="lpString">要写入的新字符串</param>
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/// <param name="lpFileName">INI文件完整路径</param>
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/// <returns>非零表示成功，零表示失败</returns>
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[DllImport("kernel32", CharSet = CharSet.Unicode)]
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private static extern int WritePrivateProfileString(string lpApplicationName, string lpKeyName, string lpString, string lpFileName);
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/// <summary>
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/// 读取INI文件值
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/// </summary>
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/// <param name="section">节点名</param>
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/// <param name="key">键</param>
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/// <param name="filePath">INI文件完整路径</param>
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/// <param name="defaultValue">未取到值时返回的默认值</param>
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/// <returns>读取的值</returns>
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public static string Read(string section, string key, string filePath, string defaultValue = "")
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{
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StringBuilder sb = new StringBuilder(1024);
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GetPrivateProfileString(section, key, defaultValue, sb, 1024, filePath);
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string valueStr = sb.ToString();
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return valueStr;
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}
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/// <summary>
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/// 写INI文件值
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/// </summary>
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/// <param name="section">欲在其中写入的节点名称</param>
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/// <param name="key">欲设置的项名</param>
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/// <param name="value">要写入的新字符串</param>
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/// <param name="filePath">INI文件完整路径</param>
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/// <returns>非零表示成功，零表示失败</returns>
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public static int Write(string section, string key, string value, string filePath)
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{
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if (!CheckPath(filePath))
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{
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return -1;
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}
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else
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{
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return WritePrivateProfileString(section, key, value, filePath);
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}
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}
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/// <summary>
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/// 删除节
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/// </summary>
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/// <param name="section">节点名</param>
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/// <param name="filePath">INI文件完整路径</param>
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/// <returns>非零表示成功，零表示失败</returns>
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public static int DeleteSection(string section, string filePath)
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{
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return Write(section, null, null, filePath);
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}
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/// <summary>
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/// 删除键的值
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/// </summary>
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/// <param name="section">节点名</param>
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/// <param name="key">键名</param>
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/// <param name="filePath">INI文件完整路径</param>
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/// <returns>非零表示成功，零表示失败</returns>
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public static int DeleteKey(string section, string key, string filePath)
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{
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return Write(section, key, null, filePath);
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}
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/// <summary>
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/// 验证文件是否存在
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/// </summary>
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/// <returns>布尔值</returns>
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/// <param name="iniPath">INI文件完整地址</param>
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public static bool CheckPath(string iniPath)
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{
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return File.Exists(iniPath);
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}
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}
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} |