实例介绍
【实例简介】
【实例截图】
【实例截图】
【核心代码】
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 | using System; using System.Collections.Generic; using System.Text; using Microsoft.Office.Interop.Excel; using Microsoft.Office.Core; using System.Reflection; using Excel; using System.Collections; using System.Collections.Specialized; using System.Windows.Forms; using System.IO; using System.Data; using System.Data.OleDb; using System.Configuration; namespace LogOperator.Class { public delegate void ColorEventHandler(ListViewItem lvi); /// <summary> /// 该类提供日志系统导入导出的方法、方式 /// </summary> public class IOHelper { #region 属性 初始化 /// <summary> /// 连接字符串参数 Provider和 Extended Properties /// </summary> private static string xlspro; private static string xlsex; private static int rowCount; private static int columnCount; private static int i; private static int j; private static string filePath; private static DataSet ds; private static string strConn; /// <summary> /// 定义一个委托 用于为不同的数据加色 /// </summary> public static event ColorEventHandler color; public IOHelper() { } #endregion 属性 初始化 #region 导出 /// <summary> /// 导出到Excel /// </summary> /// <param name="listView"></param> public static void ExportTo(ListView listView) { SaveFileDialog dialog = new SaveFileDialog(); dialog.Filter = "Excel2003(*.xls)|*.xls|Excel2007(*.xlsx)|*.xlsx|文本文件(*.txt)|*.txt|All Files(*.*)|*.*" ; dialog.FileName = "SysLog" ; if (dialog.ShowDialog() == DialogResult.OK) { if (dialog.FilterIndex==3) { ExportToTxt(dialog,listView); return ; } //Microsoft.Office.Interop.Excel.Application :Excel全部应用程序接口 Microsoft.Office.Interop.Excel.Application xlApp = new Microsoft.Office.Interop.Excel.Application(); //缺少的 Object 通过反射产生一个函数的默认参数 object missing = System.Reflection.Missing.Value; try { if (xlApp == null ) { MessageBox.Show( "无法创建Excel对象,可能您的机子未安装Excel" ); return ; } //Workbook类表示 Excel 应用程序中的单个工作簿 Microsoft.Office.Interop.Excel.Workbooks xlBooks = xlApp.Workbooks; //XlWBATemplate 指定创建的workbook的种类 Microsoft.Office.Interop.Excel.Workbook xlBook = xlBooks.Add(Microsoft.Office.Interop.Excel.XlWBATemplate.xlWBATWorksheet); Microsoft.Office.Interop.Excel.Worksheet xlSheet = (Microsoft.Office.Interop.Excel.Worksheet)xlBook.Worksheets[1]; Microsoft.Office.Interop.Excel.Range range = null ; //****** 抬头 ********************************************************************************* range = xlSheet.get_Range( "A1" , "I1" ); range.Merge(Missing.Value); // 合并单元格 range.Columns.AutoFit(); // 设置列宽为自动适应 // 设置单元格左边框加粗 range.Borders[XlBordersIndex.xlEdgeLeft].Weight = Microsoft.Office.Interop.Excel.XlBorderWeight.xlThick; // 设置单元格右边框加粗 range.Borders[XlBordersIndex.xlEdgeRight].Weight = Microsoft.Office.Interop.Excel.XlBorderWeight.xlThick; range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignCenter; // 设置单元格水平居中 range.Value2 = "系统日志记录" ; range.Font.Size = 18; // 设置字体大小 range.Font.ColorIndex = 5; // 设置字体颜色 //range.Interior.ColorIndex = 6; // 设置单元格背景色 range.RowHeight = 25; // 设置行高 range.ColumnWidth = 20; // 设置列宽 xlSheet.Cells[2, 1] = "记录时间" ; xlSheet.Cells[2, 2] = "IP地址" ; xlSheet.Cells[2, 3] = "进程" ; xlSheet.Cells[2, 4] = "主机名" ; xlSheet.Cells[2, 5] = "线程ID" ; xlSheet.Cells[2, 6] = "级别" ; xlSheet.Cells[2, 7] = "日志名称" ; xlSheet.Cells[2, 8] = "消息" ; xlSheet.Cells[2, 9] = "异常" ; int rowIndex = 3; //这个用来标记数据有多少行位置 //-----------------------设置单元格 -------------------------------------------------------------------------------- range = xlSheet.get_Range(xlSheet.Cells[3, 9], xlSheet.Cells[rowIndex listView.Items.Count, 9]); //异常 range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignLeft; // 设置单元格水平居左 range.NumberFormatLocal = "@" ; //文本格式 range.ColumnWidth = 200; range = xlSheet.get_Range(xlSheet.Cells[3, 8], xlSheet.Cells[rowIndex listView.Items.Count, 8]); //消息 range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignLeft; // 设置单元格水平居左 range.NumberFormatLocal = "@" ; //文本格式 range.ColumnWidth = 50; range = xlSheet.get_Range(xlSheet.Cells[3, 7], xlSheet.Cells[rowIndex listView.Items.Count, 7]); //日志名称 range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignLeft; // 设置单元格水平居左 range.NumberFormatLocal = "@" ; //文本格式 range.ColumnWidth = 20; range = xlSheet.get_Range(xlSheet.Cells[3, 6], xlSheet.Cells[rowIndex listView.Items.Count, 6]); //级别 range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignLeft; // 设置单元格水平居左 range.NumberFormatLocal = "@" ; //文本格式 range.ColumnWidth = 5; range = xlSheet.get_Range(xlSheet.Cells[3, 5], xlSheet.Cells[rowIndex listView.Items.Count, 5]); //线程ID range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignLeft; // 设置单元格水平居左 range.NumberFormatLocal = "@" ; //文本格式 range.ColumnWidth = 10; range = xlSheet.get_Range(xlSheet.Cells[3, 4], xlSheet.Cells[rowIndex listView.Items.Count, 4]); //主机名 range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignLeft; // 设置单元格水平居左 range.ColumnWidth = 18; range = xlSheet.get_Range(xlSheet.Cells[3, 3], xlSheet.Cells[rowIndex listView.Items.Count, 3]); //进程 range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignLeft; // 设置单元格水平居左 range.ColumnWidth = 20; range = xlSheet.get_Range(xlSheet.Cells[3, 2], xlSheet.Cells[rowIndex listView.Items.Count, 2]); //IP range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignLeft; // 设置单元格水平居左 range.NumberFormatLocal = "@" ; //文本格式 range.ColumnWidth = 13; range = xlSheet.get_Range(xlSheet.Cells[3, 1], xlSheet.Cells[rowIndex listView.Items.Count, 1]); //时间 range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignLeft; // 设置单元格水平居左 range.NumberFormatLocal = "yyyy-MM-dd HH:mm" ; //日期格式 range.ColumnWidth = 20; //-----------------------设置单元格 -------------------------------------------------------------------------------- //标题栏 range = xlSheet.get_Range(xlSheet.Cells[2, 1], xlSheet.Cells[2, 9]); range.Interior.ColorIndex = 45; //设置标题背景色为 浅橙色 range.Font.Bold = true ; //标题字体加粗 foreach (ListViewItem objItem in listView.Items) { xlSheet.Cells[rowIndex, 1] = Convert.ToDateTime(objItem.Text); xlSheet.Cells[rowIndex, 2] = objItem.SubItems[1].Text; xlSheet.Cells[rowIndex, 3] = objItem.SubItems[2].Text; xlSheet.Cells[rowIndex, 4] = objItem.SubItems[3].Text; xlSheet.Cells[rowIndex, 5] = objItem.SubItems[4].Text; xlSheet.Cells[rowIndex, 6] = objItem.SubItems[5].Text; xlSheet.Cells[rowIndex, 7] = objItem.SubItems[6].Text; xlSheet.Cells[rowIndex, 8] = objItem.SubItems[7].Text; xlSheet.Cells[rowIndex, 9] = objItem.SubItems[8].Text; rowIndex = 1; } //数据区域 range = xlSheet.get_Range(xlSheet.Cells[2, 1], xlSheet.Cells[rowIndex, 9]); range.Borders.LineStyle = 1; range.Font.Size = 10; range = xlSheet.get_Range(xlSheet.Cells[rowIndex, 1], xlSheet.Cells[rowIndex, 9]); range.Merge(Missing.Value); // 合并单元格 // range.Borders[XlBordersIndex.xlEdgeLeft].Weight = XlBorderWeight.xlThick; // 设置单元格右边框加粗 // range.Borders[XlBordersIndex.xlEdgeRight].Weight = XlBorderWeight.xlThick; range.RowHeight = 20; range.Value2 = "导出时间: " DateTime.Now.ToString( "yyyy-MM-dd HH:mm:ss" ); range.HorizontalAlignment = Microsoft.Office.Interop.Excel.XlHAlign.xlHAlignLeft; // 设置单元格水平居左 //***** 格式设定 ****************************************************************************** if (xlSheet != null ) { xlSheet.SaveAs(dialog.FileName, missing, missing, missing, missing, missing, missing, missing, missing, missing); xlApp.Visible = true ; } } catch (Exception) { xlApp.Quit(); //throw; } } } /// <summary> ///导出到txt /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private static void ExportToTxt(SaveFileDialog dl,ListView lst) { using (StreamWriter objWriter = new StreamWriter(dl.FileName, false , System.Text.Encoding.UTF8)) { foreach (ListViewItem objItem in lst.Items) { objWriter.WriteLine(objItem.Text.PadRight(20) "@" objItem.SubItems[1].Text.PadLeft(15) "@" objItem.SubItems[2].Text.PadLeft(20) "@" objItem.SubItems[3].Text.PadLeft(18) "@" objItem.SubItems[4].Text.PadLeft(10) "@" objItem.SubItems[5].Text.PadLeft(8) "@" objItem.SubItems[6].Text.PadLeft(20) "@" objItem.SubItems[7].Text.PadLeft(15) "@" objItem.SubItems[8].Text.PadLeft(100)); } objWriter.Close(); } } #endregion 导出 #region 导入 /// <summary> /// 导入方法 /// </summary> /// <param name="lst"></param> public static void ImportMethod(ListView lst) { OpenFileDialog open = new OpenFileDialog(); if (open.ShowDialog() == DialogResult.OK) { filePath = open.FileName; } else { return ; } string extName = System.IO.Path.GetExtension(filePath); if (extName == ".txt" ) { ds = doImportTxt(filePath); rowCount = ds.Tables[0].Rows.Count; columnCount = ds.Tables[0].Columns.Count; lst.BeginUpdate(); lst.Items.Clear(); string [] lstitems = new string [columnCount]; for (i = 0; i < rowCount; i ) { for (j = 0; j < columnCount; j ) { lstitems[j] = ds.Tables[0].Rows[i][j].ToString(); } ListViewItem lvi = new ListViewItem(lstitems); color(lvi); //为listview各项 添加背景色 lst.Items.Add(lvi); } lst.Refresh(); lst.EndUpdate(); } else if (extName == ".xls" || extName == ".xlsx" ) { ds = doImportExcle(filePath); rowCount = ds.Tables[0].Rows.Count; columnCount = ds.Tables[0].Columns.Count; lst.BeginUpdate(); lst.Items.Clear(); string [] lstitems = new string [columnCount]; for (i = 1; i < rowCount - 1; i ) { for (j = 0; j < columnCount; j ) { lstitems[j] = ds.Tables[0].Rows[i][j].ToString(); } ListViewItem lvi = new ListViewItem(lstitems); color(lvi); lst.Items.Add(lvi); } lst.Refresh(); lst.EndUpdate(); } else { MessageBox.Show( "导入格式错误!" ); } } #region 从excel导入 private static DataSet doImportExcle( string strFileName) { if (strFileName == "" ) return null ; string extName = System.IO.Path.GetExtension(strFileName); if (extName == ".xls" ) { xlspro = ConfigurationManager.AppSettings[ "xls03pro" ].ToString(); xlsex = ConfigurationManager.AppSettings[ "xls03ex" ].ToString(); } else { if (extName == ".xlsx" ) { xlspro = ConfigurationManager.AppSettings[ "xls07pro" ].ToString(); xlsex = ConfigurationManager.AppSettings[ "xls07ex" ].ToString(); } else { return null ; } } string strConn = xlspro "Data Source=" strFileName ";" xlsex; OleDbDataAdapter ExcelDA = new OleDbDataAdapter( "SELECT * FROM [Sheet1$]" , strConn); DataSet ExcelDs = new DataSet(); try { ExcelDA.Fill(ExcelDs); } catch (Exception err) { System.Console.WriteLine(err.ToString()); } return ExcelDs; } #endregion 从excel导入 #region 从txt导入 public static DataSet doImportTxt( string strFileName) { if (strFileName == "" ) return null ; string sLine = "" ; DataSet dt; StreamReader objReader = new StreamReader(strFileName, Encoding.GetEncoding( "GB2312" )); //实现一个 TextReader,使其以GB2312编码从字节流中读取字符。 sLine = objReader.ReadLine(); //从当前流中读取一行字符并将数据作为字符串返回。 objReader.Close(); //string[] starry = sLine.ToString().Trim().Split('@'); string [] starry = sLine.ToString().Split( '@' ); dt = TextFileLoader(strFileName, "TableName" , starry); // DataSet dt = TextFileLoader(strFileName, "TableName"); return dt; } static int x = 0; public static DataSet TextFileLoader( string FilePath, string TableName, string [] FieldsInArray) //, string[] FieldsInArray { DataSet ds = new DataSet(); System.Data.DataTable dt = new System.Data.DataTable(TableName); //用指定的表明初始化datatable FileStream fs = File.Open(FilePath, FileMode.Open, FileAccess.Read); //使用指定的路径、创建模式和读/写权限初始化 FileStream 类的新实例。 StreamReader sr = new StreamReader(fs, Encoding.GetEncoding( "GB2312" )); for ( int i = 0; i < FieldsInArray.Length; i ) { //dt.Columns.Add(new DataColumn(FieldsInArray[i].Trim().Substring(0, (FieldsInArray[i].Trim().Length - 1)), typeof(string))); dt.Columns.Add( new DataColumn(FieldsInArray[i].Trim().Substring(0, (FieldsInArray[i].Trim().Length)), typeof ( string ))); } string strRead; bool flag = true ; while (flag) { strRead = sr.ReadLine(); if (! string .IsNullOrEmpty(strRead)) { string [] aryVale = strRead.Split( '@' ); DataRow dr = dt.NewRow(); for ( int k = 0; k < aryVale.Length; k ) { if (! string .IsNullOrEmpty(aryVale[k].Trim())) { string st = aryVale[k].Trim().Substring(0, (aryVale[k].Trim().Length)); dr[k] = st; } else { dr[k] = aryVale[k].Trim(); } } dt.Rows.Add(dr); } else { flag = false ; } x ; } ds.Tables.Add(dt); return ds; } #endregion 从txt导入 #endregion 导入 } } |
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