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  • c# excel一个小例子

    using System;
    using System.Collections.Generic;
    using System.Text;
    using System.Windows.Forms;
    // 引入OFFICE EXCEL命名空间
    using Excel = Microsoft.Office.Interop.Excel;
    using System.Reflection;
    using System.Data;
    using System.IO;
    using System.Diagnostics;
    using System.Collections;
    using System.Runtime.InteropServices;

    namespace TestLib
    {
        public class ExcelOperation
        {
            private DateTime beforeTime; //Excel启动之前时间
            private DateTime afterTime; //Excel启动之后时间
            Excel.Application myExcel = new Excel.Application();
            Excel.Workbook myBook;
            Excel.Worksheet mySheet1;
            Excel.Range range;
            Excel.Range range1;
            Excel.Range range2;
            Excel.TextBox textBox;
            public  int sheetCount = 1; //WorkSheet数量
            private string sheetPrefixName = "页";

           
            #region 公共属性
            ///
            /// WorkSheet前缀名,比如:前缀名为“页”,那么WorkSheet名称依次为“页-1,页-2...”
            ///

            public string SheetPrefixName
            {
                set { this.sheetPrefixName = value; }
            }

            ///
            /// WorkSheet数量
            ///

            public int WorkSheetCount
            {
                get { return myBook.Sheets.Count; }
            }

            #endregion
            public  ExcelOperation()
            {
            }

            public  void InitExcel()      //先初始化
            {
              // Excel.Application myExcel = new Excel.Application();
                if (myExcel == null)
                {
                    MessageBox.Show("无法创建Excel对象,可能您的电脑未安装Excel!");
                   
                }
                MessageBox.Show("初始化成功", "提示");
                myExcel.Quit();
                GC.Collect();
                return;
             
              }
            public void CreateReport(  )  //建立文档//此时的Excel表格是一个空的表格,没有任何内容
            {
                // 2.创建文档
                // strTemplate:模板文档全名
                // sheetCount:创建文档所需要的页数
             
                //myExcel.Application.Workbooks.Add(true);//引用工作薄
                myBook = myExcel.Workbooks.Add(Missing.Value);
                mySheet1 = (Excel.Worksheet)myBook.Worksheets[1];
                mySheet1 = (Excel.Worksheet)myExcel.ActiveSheet;// 获取当前工作表
                myExcel.Visible = true;//使Excel可视
                myExcel.DisplayAlerts = true;
               
               
             

            }
            public void  SetTitle(/*string  TitString*/)        //设置报表头
            {
                range = mySheet1.get_Range("A6", "D6");// 获取多个单元格
                range.Merge(Missing.Value);        // 合并单元格
                range.Columns.AutoFit();            // 设置列宽为自动适应
                range.NumberFormatLocal = "#,##0.00";// 设置单元格格式为货币格式

                range.RowHeight = 20;          // 设置行高
                range.ColumnWidth = 20;        // 设置列宽
                range.Borders.LineStyle = 1;    // 设置单元格边框
                range.Font.Bold = true;        // 加粗字体
                range.Font.Size = 20;          // 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

                // 设置单元格左边框加粗
                //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.Value2 = "合并单元格";

             
            }
            public void SetContent()      //设置内容
            {
                //在命名空间"Excel"中,还定义了一个类"Cell",这个类所代表的就是Excel表格中的一个单元格。通过给"Cell"赋值,从而实现往Excel表格中输入相应的数据
              //Excel.Application excel = new Excel.Application () ;
              //excel.Application.Workbooks.Add(true);
              //excel.Cells[ 5 , 5 ] ="First Row First Column";
              //excel.Cells[ 5 , 6 ] ="First Row Second Column";
              //excel.Cells[ 6 , 5 ] ="Second Row First Column";
              //excel.Cells[ 5 , 5 ] ="Second Row Second Column";
              //excel.Visible = true ;
                range = mySheet1.get_Range("A1", Missing.Value);// 获取单个单元格
                range.Columns.AutoFit();
                range.RowHeight = 20;          // 设置行高
                range.ColumnWidth = 20;        // 设置列宽
                range.Borders.LineStyle = 1;    // 设置单元格边框
                range.Font.Bold = true;        // 加粗字体
                range.Font.Size = 20;          // 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.HorizontalAlignment = XlHAlign.xlHAlignCenter;// 设置单元格水平居中
                //range.VerticalAlignment = XlVAlign.xlVAlignCenter;// 设置单元格垂直居中
                range.Value2 = "设置行高和列宽";// 设置单元格的值

                range = mySheet1.get_Range("B2", "D4");// 获取多个单元格
                range.Merge(Missing.Value);        // 合并单元格
                range.Columns.AutoFit();            // 设置列宽为自动适应
                range.NumberFormatLocal = "#,##0.00";// 设置单元格格式为货币格式
                // 设置单元格左边框加粗
                //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.Value2 = "合并单元格";
            }
          public void  PrintSet ()      //打印设置
            {
                //mySheet1.PageSetup.PaperSize  = mySheet1.XLPaperSize.xlPaperA4;          // 设置页面大小为A4
                //mySheet1.PageSetup.Orientation = XlPageOrientation.xlPortrait; // 设置垂直版面
                mySheet1.PageSetup.HeaderMargin = 0.0;                        // 设置页眉边距
                mySheet1.PageSetup.FooterMargin = 0.0;                        // 设置页脚边距
                mySheet1.PageSetup.LeftMargin = myExcel.InchesToPoints(0.354330708661417); // 设置左边距
                mySheet1.PageSetup.RightMargin = myExcel.InchesToPoints(0.354330708661417);// 设置右边距
                mySheet1.PageSetup.TopMargin = myExcel.InchesToPoints(0.393700787401575);  // 设置上边距
                mySheet1.PageSetup.BottomMargin = myExcel.InchesToPoints(0.393700787401575);// 设置下边距
                mySheet1.PageSetup.CenterHorizontally = true;                  // 设置水平居中

            }
            public void InsertPicture()  //插入图片
        {
         }
            public void SetColumnWidth()  //设置列宽
            {
            }
            public void PastePicture()    //粘贴图片
            {
            }
            public void InsertPicture(string RangeName, string PicturePath)
            {
                        public void QuitExcel()      //退出excle并退出excle就进程
            {
                Excel.Application myExcel = new Excel.Application();
                myExcel.Quit();
                GC.Collect();
                return;
            }
        }
    }
    作者:wpf之家
    本文版权归作者和博客园共有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文连接,否则保留追究法律责任的权利。
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  • 原文地址:https://www.cnblogs.com/wpf123/p/2347397.html
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