下面是代码
class ZT_INI { /************************************************************************/ /*写操作 * strSection 节 * strKey 键 * strValue 需要写入的值 * strFilePath 配置文件的全路径(wince中只能使用绝对全路径) */ /************************************************************************/ public static void PutINI(string strSection, string strKey, string strValue, string strFilePath) { INICommon(false, strSection, strKey, strValue, strFilePath); } /************************************************************************/ /* 读操作 * strSection 节 * strKey 键 * strDefault 如果未找到相应键对应的值则填入此值 * strFilePath 配置文件的全路径(wince中只能使用绝对全路径) * 返回: 指定键的相应值 * 说明: 如果在文件中未找到相应节则添加,未找到相应键亦添加,如果键对应的值为空串则使用默认值填充ini文件并返回 /************************************************************************/ public static string GetINI(string strSection, string strKey, string strDefault, string strFilePath) { return INICommon(true, strSection, strKey, strDefault, strFilePath); } private static string[] Split(string input, string pattern) { string[] arr = System.Text.RegularExpressions.Regex.Split(input, pattern); return arr; } private static void AppendToFile(string strPath, string strContent) { FileStream fs = new FileStream(strPath, FileMode.Append); StreamWriter streamWriter = new StreamWriter(fs, System.Text.Encoding.Default); streamWriter.BaseStream.Seek(0, SeekOrigin.End); streamWriter.WriteLine(strContent); streamWriter.Flush(); streamWriter.Close(); fs.Close(); } private static void WriteArray(string strPath, string[] strContent) { FileStream fs = new FileStream(strPath, FileMode.Truncate); StreamWriter streamWriter = new StreamWriter(fs, System.Text.Encoding.Default); streamWriter.BaseStream.Seek(0, SeekOrigin.Begin); for (int i = 0; i < strContent.Length; i++) { if (strContent[i].Trim() == "\r\n") continue; streamWriter.WriteLine(strContent[i].Trim()); } streamWriter.Flush(); streamWriter.Close(); fs.Close(); } //INI解析 private static string INICommon(bool isRead, string ApplicationName, string KeyName, string Default, string FileName) { string strSection = "[" + ApplicationName + "]"; string strBuf; try { //a.文件不存在则创建 if (!File.Exists(FileName)) { FileStream sr = File.Create(FileName); sr.Close(); } //读取INI文件 System.IO.StreamReader stream = new System.IO.StreamReader(FileName, System.Text.Encoding.Default); strBuf = stream.ReadToEnd();//读取ini文件 stream.Close(); } catch (Exception e) { MessageBox.Show(e.ToString(), "INI文件读取异常"); return Default; } string[] rows = Split(strBuf, "\r\n"); string oneRow; int i = 0; for (; i < rows.Length; i++) { oneRow = rows[i].Trim(); //空行 if (0 == oneRow.Length) continue; //此行为注释 if (‘;‘ == oneRow[0]) continue; //没找到 if (strSection != oneRow) continue; //找到了 break; } //b.没找到对应的section,创建一节并创建属性 if (i >= rows.Length) { AppendToFile(FileName, "\r\n" + strSection + "\r\n" + KeyName + "=" + Default); return Default; } //找到section i += 1; //跳过section int bakIdxSection = i;//备份section的下一行 string[] strLeft; //查找属性 for (; i < rows.Length; i++) { oneRow = rows[i].Trim(); //空行 if (0 == oneRow.Length) continue; //此行为注释 if (‘;‘ == oneRow[0]) continue; //越界 if (‘[‘ == oneRow[0]) break; strLeft = Split(oneRow, "="); if (strLeft == null || strLeft.Length != 2) continue; //找到属性 if (strLeft[0].Trim() == KeyName) { //读 if (isRead) { //c.找到属性但没有值 if (0 == strLeft[1].Trim().Length) { rows[i] = strLeft[0].Trim() + "=" + Default; WriteArray(FileName, rows); return Default; } else { //找到了 return strLeft[1].Trim(); } } //写 else { rows[i] = strLeft[0].Trim() + "=" + Default; WriteArray(FileName, rows); return Default; } } } //d.没找到对应的属性,创建之并赋为默认 rows[bakIdxSection] = rows[bakIdxSection] + "\r\n" + KeyName + "=" + Default; WriteArray(FileName, rows); return Default; } }
调用方法
//文件路径 string filePath = System.IO.Path.Combine(Common.Root, "config"); //读 string strGet = ZT_INI.GetINI("配置", "ip1", "", filePath); //写 ZT_INI.PutINI("配置", "ip1", strGet, filePath);
时间: 2024-10-18 18:28:45