实例介绍
【实例简介】
【实例截图】
【实例截图】
【核心代码】
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 } }
好例子网口号:伸出你的我的手 — 分享!
相关软件
小贴士
感谢您为本站写下的评论,您的评论对其它用户来说具有重要的参考价值,所以请认真填写。
- 类似“顶”、“沙发”之类没有营养的文字,对勤劳贡献的楼主来说是令人沮丧的反馈信息。
- 相信您也不想看到一排文字/表情墙,所以请不要反馈意义不大的重复字符,也请尽量不要纯表情的回复。
- 提问之前请再仔细看一遍楼主的说明,或许是您遗漏了。
- 请勿到处挖坑绊人、招贴广告。既占空间让人厌烦,又没人会搭理,于人于己都无利。
关于好例子网
本站旨在为广大IT学习爱好者提供一个非营利性互相学习交流分享平台。本站所有资源都可以被免费获取学习研究。本站资源来自网友分享,对搜索内容的合法性不具有预见性、识别性、控制性,仅供学习研究,请务必在下载后24小时内给予删除,不得用于其他任何用途,否则后果自负。基于互联网的特殊性,平台无法对用户传输的作品、信息、内容的权属或合法性、安全性、合规性、真实性、科学性、完整权、有效性等进行实质审查;无论平台是否已进行审查,用户均应自行承担因其传输的作品、信息、内容而可能或已经产生的侵权或权属纠纷等法律责任。本站所有资源不代表本站的观点或立场,基于网友分享,根据中国法律《信息网络传播权保护条例》第二十二与二十三条之规定,若资源存在侵权或相关问题请联系本站客服人员,点此联系我们。关于更多版权及免责申明参见 版权及免责申明
网友评论
我要评论