ExcelLib

[code=csharp]
//1.添加引用-〉com-〉microsoft excel 11.0  支持Excel2000需创建一个Excel2000的dll
    Create an Interop Assembly from the Excel9 Type Library
  • Choose a unique name that will distinguish YOUR Interop DLL from others that may be found
  • Use the .NET SDK Tool called TLBIMP.exe to build your Interop Assembly from the command line
@echo off
 SET prog="C:\Program Files\Microsoft Visual Studio .NET 2003\SDK\v1.1\Bin\TlbImp.exe"
 %prog% EXCEL9.OLB /out=My.Excel9.Interop.dll
 pause
//2.若出现错误:命名空间“Microsoft.Office”中不存在类型或命名空间名称“Interop”(是缺少程序集引用吗?)
//解决方法:先删除引用中的Excel,然后找到文件Microsoft.Office.Interop.Excel.dll,手动添加该文件的引用

using System;
using System.Data;
using System.Reflection;
using System.IO;
using System.Data.OleDb;
using System.Configuration;

using System.Runtime.InteropServices;
using System.Text;
//using Excel = Microsoft.Office.Interop.Excel; Support for Excel 2003 or later
using Excel = My.Excel9.Interop;  //support for Excel 2000
using System.Collections.Generic;



namespace Common
{
    /// <summary>
    /// 功能描述:对Excel报表进行操作
    /// 说明:在工程中需要添加 Excel11.0对象库的引用(Office 2000为Excel9.0,Office XP为Excel10.0);
    /// 	  需要在Dcom中配置Excel应用程序的权限;
    /// 	  服务器需要安装Office2003
    /// </summary>
    public class ExcelLib
    {
        #region Variables
        private Excel.Application excelApplication = null;
        private Excel.Workbooks excelWorkBooks = null;
        private Excel.Workbook excelWorkBook = null;
        private Excel.Sheets excelWorkSheets = null;
        private Excel.Worksheet excelWorkSheet = null;
        private Excel.Range excelRange = null;//Excel Range Object,多种用途
        private Excel.Font excelFont = null;
        private object opt = System.Reflection.Missing.Value;
        private Excel.Range excelCopySourceRange = null;//Excel Range Object
        private int excelActiveWorkSheetIndex;			//活动工作表索引
        private string excelOpenFileName;
        private string excelSaveFileName;
        private string excelTempName;
        private string path; //add by Steven on Step 18, 2008
        private string filePath = "";

        #endregion


        #region Properties
        public int ActiveSheetIndex
        {
            get
            {
                return excelActiveWorkSheetIndex;
            }
            set
            {
                excelActiveWorkSheetIndex = value;
            }
        }

        public string OpenFileName
        {
            get
            {
                return excelOpenFileName;
            }
            set
            {
                excelOpenFileName = value;
            }
        }

        public string SaveFileName
        {
            get
            {
                return excelSaveFileName;
            }
            set
            {
                excelSaveFileName = value;
            }
        }

        public string TempName
        {
            get { return excelTempName; }
            set { excelTempName = value; }
        }

        public bool Visible
        {
            get
            {
                return excelApplication.Visible;
            }
            set
            {
                excelApplication.Visible = value;
            }
        }

        public string ExcelOpenFileName
        {
            get { return excelOpenFileName; }
        }

        #endregion


        /// <summary>
        /// Construtor
        /// </summary>
        /// <param name="templateFile">template excel file</param>
        /// <param name="savePath">save path</param>
        public ExcelLib(string templateFile, string saveDir)//Guoxin update savePath to saveDir to make it a clear meaning
        {
            this.path = templateFile;
            //excelOpenFileName = path; //modify by Steven on Step 18, 2008, because it does not allow to be operated by more than one at the same time.
            excelApplication = null;//Excel Application Object
            excelWorkBooks = null;//Workbooks
            excelWorkBook = null;//Excel Workbook Object
            excelWorkSheet = null;//Excel Worksheet Object
            ActiveSheetIndex = 1;			//默认值活动工作簿为第一个;设置活动工作簿请参阅SetActiveWorkSheet()
            filePath = saveDir;
        }

        //Added by MZ
        public void CreateExcelFileByTemplate(string excelFileName, bool overwrite)
        {
            if (string.IsNullOrEmpty(this.path))
            {
                throw new Exception("Template excel file can not be found.");
            }

            if (!System.IO.Directory.Exists(filePath))
            {
                System.IO.Directory.CreateDirectory(filePath);
            }

            try
            {
                string newOpenFileName = filePath + excelFileName;
                this.excelOpenFileName = newOpenFileName;
                this.excelSaveFileName = newOpenFileName;

                //Copy the template to another place to allow to use unique one for every operation.
                System.IO.File.Copy(this.path, newOpenFileName, overwrite);
            }
            catch
            {
                throw;
            }

            if (!File.Exists(excelOpenFileName))
            {
                throw new Exception(excelOpenFileName + "can not be found.");//
            }

            InitExcelApp();
        }

        public void OpenExcelFile(string fileName)
        {
            if (string.IsNullOrEmpty(fileName) ||
                !fileName.ToLower().EndsWith(@".xls"))
            {
                throw new Exception("Invalid excel file name.");
            }

            if (!File.Exists(fileName))
            {
                throw new Exception(fileName + " can not be found.");
            }

            this.excelOpenFileName = fileName;
            this.excelSaveFileName = fileName;

            InitExcelApp();
        }

        /// <summary>
        /// Create excel file
        /// </summary>
        /// <param name="sheetName">sheetname</param>
        public void CreateExcelFile(string sheetName)
        {

            int temp;
            temp = System.Convert.ToInt32(System.DateTime.Now.Millisecond.ToString());
            System.Random ra = new System.Random(temp);
            int TmpNumber = ra.Next();

            if (!System.IO.Directory.Exists(filePath))
            {
                System.IO.Directory.CreateDirectory(filePath);
            }

            //add by steven
            try
            {
                //Copy the template to another place to allow to use unique one for every operation.
                excelTempName = System.Convert.ToString(TmpNumber) + "temp.xls";
                string newOpenFileName = filePath + excelTempName;
                excelOpenFileName = newOpenFileName;
                System.IO.File.Copy(this.path, newOpenFileName);
            }
            catch (Exception e)
            {

            }
            if (!File.Exists(excelOpenFileName))
            {
                throw new Exception(excelOpenFileName + "cant' be found.");//
            }
            //**************************************************
            excelSaveFileName = filePath + System.Convert.ToString(TmpNumber) + ".xls";

            CreateSheet(sheetName);
        }

        public void ActiveSheet(int index)
        {
            excelWorkSheets = (Excel.Sheets)excelWorkBook.Worksheets;
            excelWorkSheet = (Excel.Worksheet)(excelWorkSheets.get_Item(index));

        }

        public void SelectSheet(int index)
        {
 
        }

        public void ActiveSheet(string sheetName)
        {
            excelWorkSheets = (Excel.Sheets)excelWorkBook.Worksheets;
            excelWorkSheet = (Excel.Worksheet)(excelWorkSheets.get_Item(sheetName));
        }

        public bool HasSheet(object index)
        {
            try
            {
                excelWorkSheets = (Excel.Sheets)excelWorkBook.Worksheets;
                object temp = excelWorkSheets.get_Item(index);

                if (object.Equals(temp, null))
                {
                    return false;
                }
            }
            catch
            {
                return false;
            }

            return true;
        }

        private void CreateSheet(string sheetName)
        {
            excelApplication = new Excel.ApplicationClass();

            excelWorkBooks = (Excel.Workbooks)excelApplication.Workbooks;
            excelWorkBook = (Excel.Workbook)(excelWorkBooks.Open(excelOpenFileName, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value,
                Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value));

            // Add data to cells in the first worksheet in the new workbook.
            excelWorkSheets = (Excel.Sheets)excelWorkBook.Worksheets;
            excelWorkSheet = (Excel.Worksheet)(excelWorkSheets.get_Item(1));
            excelWorkSheet.Name = sheetName;
        }

        private void InitExcelApp()
        {
            try
            {
                excelApplication = new Excel.ApplicationClass();
                excelWorkBooks = (Excel.Workbooks)excelApplication.Workbooks;
                excelWorkBook = (Excel.Workbook)(excelWorkBooks.Open(excelOpenFileName, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value,
                    Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value));
                //excelApplication.Visible = true;
            }
            catch
            {
                CloseExcelApplication();
                throw;
            }
        }

        /// <summary>
        /// 返回一个ExcelRange
        /// </summary>
        /// <param name="startCell">开始单元格</param>
        /// <param name="endCell">结束单元格,可为空,为空则返回单个单无格</param>
        /// <returns></returns>
        public Excel.Range getRange(string startCell, string endCell)
        {
            if (endCell == "")
            {
                return excelWorkSheet.get_Range(startCell, opt);
            }
            else
            {
                return excelWorkSheet.get_Range(startCell, endCell);
            }
        }

        //add by MZ
        public void SetHyperlink(Excel.Range range, string strAddress, string strDisplayText)
        {
            excelWorkSheet.Hyperlinks.Add(range, strAddress, Missing.Value, strAddress, strDisplayText);
        }

        public void SetHyperlink(int cellRowID, int cellColumnID, string strAddress, string strDisplayText)
        {
            string startCell = "";
            startCell = ConvertColumnToCapital(cellColumnID) + cellRowID.ToString();

            Excel.Range range = getRange(startCell, "");
            SetHyperlink(range, strAddress, strDisplayText);
        }

        /// <summary>
        /// 写入一个分页符
        /// </summary>
        /// <returns></returns>
        public void insertPageBreak(Excel.Range range)
        {
            range.PageBreak = 1;
        }

        /// <summary>
        /// 读取一个Cell的值
        /// </summary>
        /// <param name="CellRowID">要读取的Cell的行索引</param>
        /// <param name="CellColumnID">要读取的Cell的列索引</param>
        /// <returns>Cell的值</returns>
        public string getOneCellValue(int CellRowID, int CellColumnID)
        {
            if (CellRowID <= 0)
            {
                throw new Exception("Invalid row index");
            }

            string sValue = "";
            try
            {
                sValue = ((Excel.Range)excelWorkSheet.Cells[CellRowID, CellColumnID]).Text.ToString();
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
            return (sValue);
        }

        /// <summary>
        /// 读取一个连续区域的Cell的值(矩形区域,包含一行或一列,或多行,多列),返回一个一维字符串数组。
        /// </summary>
        /// <param name="StartCell">StartCell是要写入区域的左上角单元格</param>
        /// <param name="EndCell">EndCell是要写入区域的右下角单元格</param>
        /// <returns>值的集合</returns>
        public string[] getCellsValue(string StartCell, string EndCell)
        {
            string[] sValue = null;
            excelRange = (Excel.Range)excelWorkSheet.get_Range(StartCell, EndCell);
            sValue = new string[excelRange.Count];
            int rowStartIndex = ((Excel.Range)excelWorkSheet.get_Range(StartCell, StartCell)).Row;		//起始行号
            int columnStartIndex = ((Excel.Range)excelWorkSheet.get_Range(StartCell, StartCell)).Column;	//起始列号
            int rowNum = excelRange.Rows.Count;					//行数目
            int columnNum = excelRange.Columns.Count;				//列数目
            int index = 0;
            for (int i = rowStartIndex; i < rowStartIndex + rowNum; i++)
            {
                for (int j = columnStartIndex; j < columnNum + columnStartIndex; j++)
                {
                    //读到空值null和读到空串""分别处理
                    sValue[index] = ((Excel.Range)excelWorkSheet.Cells[i, j]).Text.ToString();
                    index++;
                }
            }
            return (sValue);
        }

        /// <summary>
        /// 读取所有单元格的数据(矩形区域),返回一个datatable.假设所有单元格靠工作表左上区域。
        /// </summary>
        public System.Data.DataTable getAllCellsValue()
        {
            int columnCount = getTotalColumnCount();
            int rowCount = getTotalRowCount();
            System.Data.DataTable dt = new System.Data.DataTable();
            //设置datatable列的名称
            for (int columnID = 1; columnID <= columnCount; columnID++)
            {
                dt.Columns.Add(((Excel.Range)excelWorkSheet.Cells[1, columnID]).Text.ToString());
            }

            for (int rowID = 2; rowID <= rowCount; rowID++)
            {
                DataRow dr = dt.NewRow();
                for (int columnID = 1; columnID <= columnCount; columnID++)
                {
                    dr[columnID - 1] = ((Excel.Range)excelWorkSheet.Cells[rowID, columnID]).Text.ToString();
                    //读到空值null和读到空串""分别处理
                }
                dt.Rows.Add(dr);
            }
            return (dt);
        }


        /// <summary>
        /// 当前活动工作表中有效行数(总行数)
        /// </summary>
        /// <returns></returns>
        public int getTotalRowCount()
        {
            int rowsNumber = 0;
            try
            {
                while (true)
                {
                    if (((Excel.Range)excelWorkSheet.Cells[rowsNumber + 1, 1]).Text.ToString().Trim() == "" &&
                           ((Excel.Range)excelWorkSheet.Cells[rowsNumber + 2, 1]).Text.ToString().Trim() == "" &&
                           ((Excel.Range)excelWorkSheet.Cells[rowsNumber + 3, 1]).Text.ToString().Trim() == "")
                        break;
                    rowsNumber++;
                }
            }
            catch
            {
                return -1;
            }
            return rowsNumber;
        }

        /// <summary>
        /// 当前活动工作表中有效行数(总行数)
        /// </summary>
        /// <returns></returns>
        public int getTotalRowCountByColumn(int column)
        {
            int rowsNumber = 0;
            try
            {
                while (true)
                {
                    if (((Excel.Range)excelWorkSheet.Cells[rowsNumber + 1, column]).Text.ToString().Trim() == "" &&
                           ((Excel.Range)excelWorkSheet.Cells[rowsNumber + 2, column]).Text.ToString().Trim() == "" &&
                           ((Excel.Range)excelWorkSheet.Cells[rowsNumber + 3, column]).Text.ToString().Trim() == "")
                        break;
                    rowsNumber++;
                }
            }
            catch
            {
                return -1;
            }
            return rowsNumber;
        }

        /// <summary>
        /// 当前活动工作表中有效列数(总列数)
        /// </summary>
        /// <param></param> 
        public int getTotalColumnCount()
        {
            int columnNumber = 0;
            try
            {
                while (true)
                {
                    if (((Excel.Range)excelWorkSheet.Cells[1, columnNumber + 1]).Text.ToString().Trim() == "" &&
                           ((Excel.Range)excelWorkSheet.Cells[1, columnNumber + 2]).Text.ToString().Trim() == "" &&
                           ((Excel.Range)excelWorkSheet.Cells[1, columnNumber + 3]).Text.ToString().Trim() == "")
                        break;
                    columnNumber++;
                }
            }
            catch
            {
                return -1;
            }
            return columnNumber;
        }

        /// <summary>
        /// 向一个Cell写入数据
        /// </summary>
        /// <param name="CellRowID">CellRowID是cell的行索引</param>
        /// <param name="CellColumnID">CellColumnID是cell的列索引</param>
        ///<param name="Value">要写入该单元格的数据值</param>
        public void SetOneCellValue(int CellRowID, int CellColumnID, string Value)
        {
            try
            {
                excelRange = (Excel.Range)excelWorkSheet.Cells[CellRowID, CellColumnID];
                excelRange.Value2 = Value;//Value2?
                //Gets or sets the value of the NamedRange control. 
                //The only difference between this property and the Value property is that Value2 is not a parameterized property. 
                excelRange = null;
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }

        public void SetOneCellValue(string cell, string Value)
        {
            excelRange = (My.Excel9.Interop.Range)excelWorkSheet.get_Range(cell, cell);
            excelRange.Value2 = Value;
        }

        public void SetOneCellValue(int CellRowID, int CellColumnID, decimal? Value)
        {
            try
            {
                excelRange = (Excel.Range)excelWorkSheet.Cells[CellRowID, CellColumnID];
                excelRange.FormulaR1C1 = Value;//Value2?
                //Gets or sets the value of the NamedRange control. 
                //The only difference between this property and the Value property is that Value2 is not a parameterized property. 
                excelRange = null;
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }

        /// <summary>
        /// 设置活动工作表
        /// </summary>
        /// <param name="SheetIndex">要设置为活动工作表的索引值</param>
        public void SetActiveWorkSheet(int SheetIndex)
        {
            if (SheetIndex <= 0)
            {
                throw new Exception("Invalid sheet index.");
            }

            try
            {
                ActiveSheetIndex = SheetIndex;
                excelWorkSheet = (Excel.Worksheet)excelWorkBook.Worksheets[ActiveSheetIndex];
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                // throw new Exception(e.Message);
            }
        }
        
        /// <summary>
        /// 向连续区域一次性写入数据;只有在区域连续和写入的值相同的情况下可以使用方法
        /// </summary>
        /// <param name="StartCell">StartCell是要写入区域的左上角单元格</param>
        /// <param name="EndCell">EndCell是要写入区域的右下角单元格</param>
        /// <param name="Value">要写入指定区域所有单元格的数据值</param>
        public void setCellsValue(string StartCell, string EndCell, string Value)
        {
            try
            {
                excelRange = excelWorkSheet.get_Range(StartCell, EndCell);
                excelRange.Value2 = Value;
                excelRange = null;
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }
       
        /// <summary>
        /// 给一行写数据
        /// </summary>
        public void setOneLineValues(int LineID, int StartCellColumnID, int EndCellColumnID, string[] Values)////已经测试
        {
            //用1-19号元素

            //if (Values.Length!=EndCellColumnID-StartCellColumnID)
            //{
            //    throw new Exception("单元格数目与提供的值的数目不一致!");
            //}
            int j = 0;
            for (int i = StartCellColumnID; i <= EndCellColumnID; i++)
            {
                if (j < Values.Length)
                {
                    SetOneCellValue(LineID, i, Values[j]);
                    j += 1;
                }
            }
        }
       
        public void setOneLineValues(int LineID, int StartCellColumnID, int EndCellColumnID, int skip, string[] Values)////已经测试
        {
            //用1-19号元素

            //if (Values.Length!=EndCellColumnID-StartCellColumnID)
            //{
            //    throw new Exception("单元格数目与提供的值的数目不一致!");
            //}
            int j = 0;
            for (int i = StartCellColumnID; i <= EndCellColumnID; i += skip)
            {
                if (j < Values.Length)
                {
                    SetOneCellValue(LineID, i, Values[j]);
                    j += 1;
                }
            }
        }

        public void SetRangeValues(int startRow, int startColumn, int endRow, int endColumn, string[,] content)
        {
            excelRange = excelWorkSheet.get_Range(excelWorkSheet.Cells[startRow, startColumn], excelWorkSheet.Cells[endRow, endColumn]);
            excelRange.Value2 = content;
        }

        /// <summary>
        /// 设置单元格的边框格式 
        /// </summary>
        /// <param name="startCell">开始位置</param>
        /// <param name="endCell">结束位置,为空则设置单个单元格</param>
        /// <param name="borderStyle">边框形式,Top,Left,Right,Bottom,All,</param>
        /// <param name="lineStyle">线样式,Continuous,Dash,Dot,Double,None,Outer</param>
        /// <param name="bold">是否粗边框</param>
        public void setCellsBorder(string startCell, string endCell, string borderStyle, string lineStyle, bool bold)
        {
            Excel.Range range = getRange(startCell, endCell);
            switch (borderStyle)
            {
                case "Top":
                    switch (lineStyle)
                    {
                        case "Continuous":
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            break;
                        case "Dash":
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlDash;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            break;
                        case "xlDot":
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlDot;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            break;
                        case "xlDouble":
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlDouble;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            break;
                        case "None":
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlLineStyleNone;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            break;
                    }
                    break;
                case "Left":
                    switch (lineStyle)
                    {
                        case "Continuous":
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            break;
                        case "Dash":
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlDash;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            break;
                        case "xlDot":
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlDot;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            break;
                        case "xlDouble":
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlDouble;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            break;
                        case "None":
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlLineStyleNone;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            break;
                    }
                    break;
                case "Right":
                    switch (lineStyle)
                    {
                        case "Continuous":
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            break;
                        case "Dash":
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlDash;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            break;
                        case "xlDot":
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlDot;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            break;
                        case "xlDouble":
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlDouble;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            break;
                        case "None":
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlLineStyleNone;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            break;
                    }
                    break;
                case "Bottom":
                    switch (lineStyle)
                    {
                        case "Continuous":
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            break;
                        case "Dash":
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlDash;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            break;
                        case "xlDot":
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlDot;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            break;
                        case "xlDouble":
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlDouble;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            break;
                        case "None":
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlLineStyleNone;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            break;
                    }
                    break;
                case "All":
                    switch (lineStyle)
                    {
                        case "Continuous":
                            range.Borders[Excel.XlBordersIndex.xlDiagonalDown].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlDiagonalUp].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].ColorIndex = -4105;
                            break;
                        case "Dash":
                            range.Borders[Excel.XlBordersIndex.xlDiagonalDown].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlDiagonalUp].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlDash;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlDash;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlDash;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlDash;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].LineStyle = Excel.XlLineStyle.xlDash;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].LineStyle = Excel.XlLineStyle.xlDash;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].ColorIndex = -4105;
                            break;
                        case "xlDot":
                            range.Borders[Excel.XlBordersIndex.xlDiagonalDown].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlDiagonalUp].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlDot;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlDot;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlDot;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlDot;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].LineStyle = Excel.XlLineStyle.xlDot;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].LineStyle = Excel.XlLineStyle.xlDot;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].ColorIndex = -4105;
                            break;
                        case "xlDouble":
                            range.Borders[Excel.XlBordersIndex.xlDiagonalDown].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlDiagonalUp].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlDouble;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlDouble;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlDouble;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlDouble;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].LineStyle = Excel.XlLineStyle.xlDouble;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].LineStyle = Excel.XlLineStyle.xlDouble;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].ColorIndex = -4105;
                            break;
                        case "None":
                            range.Borders[Excel.XlBordersIndex.xlDiagonalDown].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlDiagonalUp].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlLineStyleNone;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlLineStyleNone;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlLineStyleNone;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlLineStyleNone;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].LineStyle = Excel.XlLineStyle.xlLineStyleNone;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlInsideVertical].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].LineStyle = Excel.XlLineStyle.xlLineStyleNone;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlInsideHorizontal].ColorIndex = -4105;
                            break;
                        case "Outer":
                            range.Borders[Excel.XlBordersIndex.xlDiagonalDown].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlDiagonalUp].LineStyle = -4142;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeTop].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeLeft].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeRight].ColorIndex = -4105;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlContinuous;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = bold ? -4138 : 2;
                            range.Borders[Excel.XlBordersIndex.xlEdgeBottom].ColorIndex = -4105;
                            break;
                    }
                    break;
            }
        }
        
        public void setCellsBorder(string startCell, string endCell)
        {
            //设置某个范围内的单元格的边框
            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            excelRange.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlContinuous;
            excelRange.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlContinuous;
            excelRange.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlContinuous;
            excelRange.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlContinuous;
            excelRange.Borders[Excel.XlBordersIndex.xlInsideVertical].LineStyle = Excel.XlLineStyle.xlContinuous;
            //excelRange.Borders[Excel.XlBordersIndex.xlInsideHorizontal].LineStyle = Excel.XlLineStyle.xlContinuous;
        }

        public void setOneCellBorder(int CellRowID, int CellColumnID)
        {
            //设置某个单元格的边框
            excelRange = (Excel.Range)excelWorkSheet.Cells[CellRowID, CellColumnID];

            excelRange.Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = Excel.XlLineStyle.xlContinuous;
            excelRange.Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = Excel.XlLineStyle.xlContinuous;
            excelRange.Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = Excel.XlLineStyle.xlContinuous;
            excelRange.Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = Excel.XlLineStyle.xlContinuous;
            //excelRange.Borders[Excel.XlBordersIndex.xlInsideVertical].LineStyle = Excel.XlLineStyle.xlContinuous;
            //excelRange.Borders[Excel.XlBordersIndex.xlInsideHorizontal].LineStyle = Excel.XlLineStyle.xlContinuous;
        }

        public void SetColumnWidth(string startCell, string endCell, int size)
        {
            //设置某个范围内的单元格的列的宽度
            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            excelRange.ColumnWidth = size;
        }

        public void SetOneCellFont(int CellRowID, int CellColumnID, string fontName, int fontSize)
        {
            excelRange = (Excel.Range)excelWorkSheet.Cells[CellRowID, CellColumnID];
            excelRange.Font.Name = fontName;
            excelRange.Font.Size = fontSize;
        }

        public void SetOneCellHorizontalAlignment(int CellRowID, int CellColumnID, Excel.Constants alignment)
        {
            excelRange = (Excel.Range)excelWorkSheet.Cells[CellRowID, CellColumnID];
            excelRange.HorizontalAlignment = alignment;
        }

        public void SetOneCellColumnWidth(int CellRowID, int CellColumnID, int size)
        {
            //设置某个单元格的列的宽度
            excelRange = (Excel.Range)excelWorkSheet.Cells[CellRowID, CellColumnID];
            excelRange.ColumnWidth = size;

        }

        /// <summary>
        /// 设置一个Cell的数据格式
        /// </summary>
        /// <param name="CellRowID">CellRowID是cell的行索引</param>
        /// <param name="CellColumnID">CellColumnID是cell的列索引</param>
        ///<param name="Value">数据格式</param>
        public void setOneCellNumberFormat(int CellRowID, int CellColumnID, string numberFormat)
        {
            try
            {
                excelRange = (Excel.Range)excelWorkSheet.Cells[CellRowID, CellColumnID];
                excelRange.NumberFormatLocal = numberFormat;

                excelRange = null;
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }
       
        public void SetRowHeight(string startCell, string endCell, int size)
        {
            //设置某个范围内的单元格的行的高度
            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            excelRange.RowHeight = size;

        }

        public void SetRowHeight(int CellRowID, int CellColumnID, float size)
        {
            //设置某个范围内的单元格的行的高度
            excelRange = (Excel.Range)excelWorkSheet.Cells[CellRowID, CellColumnID];
            excelRange.RowHeight = size;
        }

        public void SetOneCellRowHeight(int CellRowID, int CellColumnID, int size)
        {
            //设置某个单元格的行的高度
            excelRange = (Excel.Range)excelWorkSheet.Cells[CellRowID, CellColumnID];
            excelRange.RowHeight = size;
        }

        /// <summary>
        /// 拷贝区域.限制:在同一个工作表中复制
        /// </summary>
        /// <param name="SourceStart">源区域的左上角单元格</param>
        /// <param name="SourceEnd">源区域的右下角单元格</param> 
        /// <param name="DesStart">目标区域的左上角单元格</param> 
        /// <param name="DesEnd">目标区域的右下角单元格</param> 
        public void CopyCells(string SourceStart, string SourceEnd, string DesStart, string DesEnd)
        {
            try
            {
                excelCopySourceRange = excelWorkSheet.get_Range(SourceStart, SourceEnd);
                excelRange = excelWorkSheet.get_Range(DesStart, DesEnd);
                excelCopySourceRange.Copy(excelRange);

                excelCopySourceRange = null;
                excelRange = null;
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }

        public void CopyWorksheet(int SourceWorksheetIndex, int DesWorksheetIndex)
        {
            try
            {
                //Sheets("Sheet2").Copy After:=Sheets(3)
                Excel.Worksheet sheetSource = (Excel.Worksheet)excelWorkBook.Worksheets[SourceWorksheetIndex];
                sheetSource.Select(Missing.Value);
                Excel.Worksheet sheetDest = (Excel.Worksheet)excelWorkBook.Worksheets[DesWorksheetIndex];
                sheetSource.Copy(Missing.Value, sheetDest);
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }

        /// <summary>
        /// 插入一行
        /// </summary>
        /// <param name="CellRowID">要插入所在行的索引位置,插入后其原有行下移</param> 
        /// <param name="RowNum">要插入行的个数</param> 
        public void InsertRow(int CellRowID, int RowNum)//插入空行
        {
            if (CellRowID <= 0)
            {
                throw new Exception("Invalid row index.");
            }
            if (RowNum <= 0)
            {
                throw new Exception("Invalid row number.");
            }
            try
            {
                excelRange = (Excel.Range)excelWorkSheet.Rows[CellRowID, Missing.Value];
                for (int i = 0; i < RowNum; i++)
                {
                    excelRange.Insert(Excel.XlDirection.xlDown);
                    //excelRange.Interior.ColorIndex = 0;
                }
                excelRange = null;
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }

        public void InsertCol(int CellColID, int ColNum)
        {
            if (CellColID <= 0)
            {
                throw new Exception("Invalid column index.");
            }
            if (ColNum <= 0)
            {
                throw new Exception("Invalid column number.");
            }
            try
            {
                excelRange = (Excel.Range)excelWorkSheet.Columns[CellColID, Missing.Value];
                for (int i = 0; i < ColNum; i++)
                {
                    excelRange.Insert(Excel.XlDirection.xlToRight);
                    //excelRange.Interior.ColorIndex = 0;
                }
                excelRange = null;
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }

        public void DeleteRow(int rowID)
        {
            if (rowID <= 0)
            {
                throw new Exception("Invalid row index.");
            }
            try
            {
                excelRange = (Excel.Range)excelWorkSheet.Rows[rowID, Missing.Value];
                excelRange.Delete(Excel.XlDirection.xlUp);
                excelRange = null;
            }
            catch
            {
                CloseExcelApplication();
            }
        }

        public Excel.Range FindFirstRange(Excel.Range xlRange, string FindText)//查找
        {
            //查找第一个满足的区域
            //Search for the first match
            Excel.Range firstFind = null;
            firstFind = xlRange.Find(FindText, Missing.Value, Excel.XlFindLookIn.xlValues, Excel.XlLookAt.xlPart, Excel.XlSearchOrder.xlByRows, Excel.XlSearchDirection.xlNext, false,Missing.Value);
            return firstFind;  //如果没找到,返回空
        }

        public Excel.Range FindFirstRange(string startCell, string endCell, string FindText)//查找
        {
            Excel.Range range = getRange(startCell, endCell);
            return FindFirstRange(range, FindText);
        }

        public int[] FindFirstRangePosition(string startCell, string endCell, string FindText)
        {
            int[] position = { -1, -1 };
            Excel.Range cell = FindFirstRange(startCell, endCell, FindText);
            if (cell != null)
            { 
                position[0] = cell.Row;
                position[1] = cell.Column;
            }
            return position;
        }

        public int FindFirstRangeRowNo(string startCell, string endCell, string FindText)
        {
            int[] position = FindFirstRangePosition(startCell, endCell, FindText);
            return position[0];
        }

        public int FindFirstRangeColumnNo(string startCell, string endCell, string FindText)
        {
            int[] position = FindFirstRangePosition(startCell, endCell, FindText);
            return position[1];
        }

        /// <summary>
        /// 判断单元格是否有数据
        /// </summary>
        public bool CellValueIsNull(int CellLineID, int CellColumnID)////已经测试
        {
            if ((((Excel.Range)excelWorkSheet.Cells[CellLineID, CellColumnID]).Text.ToString().Trim() != ""))
                return false;
            return true;
        }

        public void newWorkbook(string excelTemplate, string fileName)
        {
            //以excelTemplate为模板新建文件fileName
            //excelApplication.
            excelWorkBook = excelWorkBooks.Add(excelTemplate);
            SaveFileName = "";
            SaveAsExcel();
        }

        public void newWorksheet()
        {
            excelWorkBook.Worksheets.Add(Missing.Value, Missing.Value, 1, Missing.Value);
        }

        public void setWorksheetName(int sheetIndex, string worksheetName)
        {
            // Missing.Value
            Excel._Worksheet sheet = (Excel._Worksheet)(excelWorkBook.Worksheets[(object)sheetIndex]);
            sheet.Name = worksheetName;
        }

        public void mergeOneLineCells(string startCell, string endCell)
        {
            //合并一行单元格 
            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            //excelRange.Merge(true);
            excelRange.MergeCells = true;
        }

        public void HorizontalAlignmentCells(string startCell, string endCell, Excel.Constants alignment)
        {
            //水平对齐一行单元格 
            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            excelRange.HorizontalAlignment = alignment;
        }

        public void VerticalAlignmentCells(string startCell, string endCell, Excel.Constants alignment)
        {
            //垂直对齐一行单元格 
            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            excelRange.VerticalAlignment = alignment;
        }

        //实现列号-〉字母 (26-〉Z,27->AA)
        private string ConvertColumnIndexToChar(int columnIndex)
        {
            if (columnIndex < 1 || columnIndex > 256)
            {
                // MessageBox.Show("columnIndex=" + columnIndex + ",超出了有效范围(1-256)");
                return "A";
            }
            if (columnIndex >= 1 && columnIndex <= 26)//1--26
            {
                return "AA";
            }
            if (columnIndex >= 27 && columnIndex <= 256)//27--256
            {
                return "AA";
            }
            return "A";
        }

        public string ConvertColumnToCapital(int columnID)
        {
            string capital = "A";

            if (columnID <= 26)
            {
                capital = Chr(columnID + 64);
            }
            else if (columnID <= 52)
            {
                capital = "A" + Chr(columnID - 26 + 64);
            }
            else if (columnID <= 78)
            {
                capital = "B" + Chr(columnID - 52 + 64);
            }

            return capital;
        }

        private string Chr(int num)
        {
            return Convert.ToChar(num).ToString();
        }

        private int Asc(string s)
        {
            return Convert.ToInt16(Convert.ToChar(s));
        }

        /// <summary>
        /// Save As
        /// </summary>
        public void SaveAsExcel()
        {
            if (string.IsNullOrEmpty(excelOpenFileName))
            {
                throw new Exception("Excel file name can not be empty.");
            }

            try
            {
                //excelWorkSheet.SaveAs(excelSaveFileName, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value, Missing.Value);
                //excelWorkSheet.SaveAs(excelSaveFileName, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value, Missing.Value);
                //excelWorkBook.SaveAs(excelOpenFileName, Excel.XlFileFormat.xlWorkbookNormal, opt, opt, opt, opt, Excel.XlSaveAsAccessMode.xlNoChange, opt, opt, opt, opt, opt);
                excelWorkBook.SaveAs(excelOpenFileName, Excel.XlFileFormat.xlWorkbookNormal, opt, opt, opt, opt, Excel.XlSaveAsAccessMode.xlNoChange, opt, opt, opt, opt);
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }

        /// <summary>
        /// Save
        /// </summary>
        public void SaveExcel()
        {
            if (excelSaveFileName == "")
            {
                throw new Exception("Excel file name can not be empty.");
            }
            try
            {
                //excelWorkSheet.SaveAs(excelSaveFileName, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value, Missing.Value);
                //excelWorkSheet.SaveAs(excelSaveFileName, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value, Missing.Value);
                //excelWorkBook.SaveAs(excelOpenFileName, Excel.XlFileFormat.xlWorkbookNormal, opt, opt, opt, opt, Excel.XlSaveAsAccessMode.xlNoChange, opt, opt, opt, opt, opt);
                //excelWorkBook.SaveAs(excelSaveFileName, Excel.XlFileFormat.xlWorkbookNormal, opt, opt, opt, opt, Excel.XlSaveAsAccessMode.xlNoChange, opt, opt, opt, opt, opt);
                excelWorkBook.Save();
            }
            catch (Exception e)
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }

        /// <summary>
        /// 保存Excel文件,格式xml.
        /// </summary>
        public void SaveExcelAsXML()
        {
            if (excelSaveFileName == "")
            {
                throw new Exception("Invalid excel file name.");
            }
            try
            {
                //excelWorkSheet.SaveAs(excelSaveFileName, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value, Missing.Value);
                excelWorkSheet.SaveAs(excelSaveFileName,Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value);

            }
            catch
            {
                CloseExcelApplication();
                //throw new Exception(e.Message);
            }
        }

        /// <summary>
        /// 关闭Excel文件,释放对象;最后一定要调用此函数,否则会引起异常
        /// </summary>
        /// <param></param> 
        public void CloseExcelApplication()
        {
            try
            {
                excelWorkBooks = null;
                excelWorkBook = null;
                excelWorkSheet = null;
                excelRange = null;
                if (excelApplication != null)
                {
                    excelApplication.Workbooks.Close();
                    //Object missing = Type.Missing;
                    excelApplication.Quit();
                    excelApplication = null;
                    //ReleaseAllRef(excelApplication);//Error
                }
            }
            finally
            {
                GC.Collect();
                GC.WaitForPendingFinalizers();
                GC.Collect();
                GC.WaitForPendingFinalizers();
            }
        }

        private void ReleaseAllRef(Object obj)
        {
            //ReleaseComObject()方法可以使RCW减少一个对COM组件的引用,并返回减少一个引用后RCW对COM组件的剩余引用数量。
            //我们用一个循环,就可以让RCW将所有对COM组件的引用全部去掉。
            try
            {
                while (System.Runtime.InteropServices.Marshal.ReleaseComObject(obj) > 1) ;
            }
            finally
            {
                obj = null;
            }
        }

        /// <summary>
        /// Merge selected cells;
        /// </summary>
        /// <param name="startCell"></param>
        /// <param name="endCell"></param>
        /// <param name="horizontalAlignment"></param>
        /// <param name="verticalAlignment"></param>
        public void MergeCells(string startCell, string endCell, Excel.Constants horizontalAlignment, Excel.Constants verticalAlignment)
        {
            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            excelRange.HorizontalAlignment = horizontalAlignment;
            excelRange.VerticalAlignment = verticalAlignment;
            excelRange.Merge(false);
        }

        /// <summary>
        /// set cells font-size
        /// </summary>
        /// <param name="startCell">start cell</param>
        /// <param name="endCell">end cell</param>
        /// <param name="fontSize">font size</param>
        public void SetCellsFontSize(string startCell, string endCell, int fontSize)
        {
            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            excelRange.Font.Size = fontSize;
        }

        public void SetNumberFormatLocal(string startCell, string endCell, string format)
        {
            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            excelRange.NumberFormat = format;
        }

        /// <summary>
        /// set one cell background color
        /// </summary>
        public void SetOneCellColor(int cellRowID, int cellColumnID, int colorIndex)
        {
            excelRange = (Excel.Range)excelWorkSheet.Cells[cellRowID, cellColumnID];
            excelRange.Interior.ColorIndex = colorIndex;
            excelRange.Interior.Pattern = Excel.Constants.xlSolid;
        }

        /// <summary>
        /// set one cell shading color
        /// </summary>
        public void SetOneCellShading(int cellRowID, int cellColumnID, int colorIndex)
        {
            excelRange = (Excel.Range)excelWorkSheet.Cells[cellRowID, cellColumnID];
            excelRange.Interior.ColorIndex = colorIndex;
            excelRange.Interior.Pattern = Excel.Constants.xlSolid;
        }

        /// <summary>
        /// set a row shading color
        /// </summary>
        public void SetRowShading(int rowID, int columnID, int colorIndex)
        {
            string startCell = "A" + rowID.ToString();
            string endCell = ConvertColumnToCapital(columnID) + rowID.ToString();

            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            excelRange.Interior.ColorIndex = colorIndex;
        }

        public void SetRowFontColor(int rowID, int columnID, int colorIndex)
        {
            string startCell = "A" + rowID.ToString();
            string endCell = ConvertColumnToCapital(columnID) + rowID.ToString();

            excelRange = excelWorkSheet.get_Range(startCell, endCell);
            excelRange.Font.ColorIndex = colorIndex;
        }

        /// <summary>
        /// set one cell font color(fore color)
        /// </summary>
        public void SetOneCellFontColor(int cellRowID, int cellColumnID, int colorIndex)
        {
            excelRange = (Excel.Range)excelWorkSheet.Cells[cellRowID, cellColumnID];
            excelRange.Font.ColorIndex = colorIndex;
        }

        public void SetOneCellFontBold(int cellRowID, int cellColumnID)
        {
            excelRange = (Excel.Range)excelWorkSheet.Cells[cellRowID, cellColumnID];
            excelRange.Font.FontStyle = "Bold";
        }

        /// <summary>
        /// insert a picture
        /// </summary>
        public void InsertPicture(int cellRowID, int cellColumnID, string picturePath, int width, int height)
        {
            excelRange = (Excel.Range)excelWorkSheet.Cells[cellRowID, cellColumnID];
            excelRange.Select();

            Excel.Pictures pics = (Excel.Pictures)excelWorkSheet.Pictures(opt);
            pics.Insert(picturePath, opt);

            double currWith = Convert.ToDouble(excelRange.ColumnWidth);
            if (currWith < ((width - 5) / 8.0))
            {
                excelRange.ColumnWidth = (width - 5) / 8.0;
            }
            excelRange.RowHeight = height * 0.75;
        }
        
        public Excel.Hyperlinks GetHyperLinks(int cellRowID, int cellColumnID)
        {
            List<string> links = new List<string>();
            Excel.Range cell = (Excel.Range)excelWorkSheet.Cells[cellRowID, cellColumnID];
            return cell.Hyperlinks;
        }

        public List<string> GetAllHyperLinkText(int cellRowID, int cellColumnID)
        {
            List<string> links = new List<string>();
            Excel.Hyperlinks hyperLinks = GetHyperLinks(cellRowID, cellColumnID);

            if (hyperLinks != null && hyperLinks.Count > 0)
            {
                foreach (Excel.Hyperlink link in hyperLinks)
                {
                    links.Add(link.Address);
                }   
            }
            return links;
        }

        public string GetFirstHyperLinkText(int cellRowID, int cellColumnID)
        {
            Excel.Hyperlinks hyperLinks = GetHyperLinks(cellRowID, cellColumnID);

            if (hyperLinks != null && hyperLinks.Count > 0)
            {
                return hyperLinks[1].Address;
            }
            return string.Empty;
        }

        public int GetRowCount()
        {
            try
            {
                return excelWorkSheet.UsedRange.Rows.Count;
            }
            catch
            {
                return 0;
            }
        }

    }//end class
}

[/code]
原文地址:https://www.cnblogs.com/blackbean/p/2041026.html