C#操作Excel全能帮助类:
1,Excel单元格边框的线条的粗细枚举
2,Excel单元格边框枚举
3,彻底关闭Excel的资源和进程
4,打印预览Excel文件
5,设置工作簿的名称
6,设置指定单元格的内容,可以指定格式
7,设置指定范围的单元格格式


using Excel;
using System;
using System.Reflection;
 
namespace ExcelClass
{
        public class ExcelBase
    {
        #region " Private Variable Definition "
 
        private Application exlApp;
        private _Workbook exlWorkBook;
        private _Worksheet exlWorkSheet;
        private int sheetNumber = 1;
 
        #endregion
 
        #region " Public Property and Constant Definition "
 
        /// <summary>
        /// Excel单元格边框的线条的粗细枚举
        /// </summary>
        public enum ExcelBorderWeight
        {
            /// <summary>
            /// 极细的线条
            /// </summary>
            Hairline = Excel.XlBorderWeight.xlHairline,
            /// <summary>
            /// 中等的线条
            /// </summary>
            Medium = Excel.XlBorderWeight.xlMedium,
            /// <summary>
            /// 粗线条
            /// </summary>
            Thick = Excel.XlBorderWeight.xlThick,
            /// <summary>
            /// 细线条
            /// </summary>
            Thin = Excel.XlBorderWeight.xlThin
        }
 
        /// <summary>
        /// Excel单元格边框枚举
        /// </summary>
        public enum ExcelBordersIndex
        {
            /// <summary>
            /// 主对角线从
            /// </summary>
            DiagonalDown = Excel.XlBordersIndex.xlDiagonalDown,
            /// <summary>
            /// 辅对角线
            /// </summary>
            DiagonUp = Excel.XlBordersIndex.xlDiagonalUp,
            /// <summary>
            ///底边框
            /// </summary>
            EdgeBottom = Excel.XlBordersIndex.xlEdgeBottom,
            /// <summary>
            /// 左边框
            /// </summary>
            EdgeLeft = Excel.XlBordersIndex.xlEdgeLeft,
            /// <summary>
            /// 右边框
            /// </summary>
            EdgeRight = Excel.XlBordersIndex.xlEdgeRight,
            /// <summary>
            /// 顶边框
            /// </summary>
            EdgeTop = Excel.XlBordersIndex.xlEdgeTop,
            /// <summary>
            /// 边框内水平横线
            /// </summary>
            InsideHorizontal = Excel.XlBordersIndex.xlInsideHorizontal,
            /// <summary>
            /// 边框内垂直竖线
            /// </summary>
            InsideVertical = Excel.XlBordersIndex.xlInsideVertical
        }
 
        /// <summary>
        /// Excel单元格的竖直方法对齐枚举
        /// </summary>
        public enum ExcelVerticalAlignment
        {
            /// <summary>
            /// 居中
            /// </summary>
            Center = Excel.Constants.xlCenter,
            /// <summary>
            /// 靠上
            /// </summary>
            Top = Excel.Constants.xlTop,
            /// <summary>
            /// 靠下
            /// </summary>
            Bottom = Excel.Constants.xlBottom,
            /// <summary>
            /// 两端对齐
            /// </summary>
            Justify = Excel.Constants.xlJustify,
            /// <summary>
            /// 分散对齐
            /// </summary>
            Distributed = Excel.Constants.xlDistributed
 
        };
 
        /// <summary>
        /// Excel 水平方向对齐枚举
        /// </summary>
        public enum ExcelHorizontalAlignment
        {
            /// <summary>
            ///常规
            /// </summary>
            General = Excel.Constants.xlGeneral,
            /// <summary>
            /// 靠左
            /// </summary>
            Left = Excel.Constants.xlLeft,
            /// <summary>
            /// 居中
            /// </summary>
            Center = Excel.Constants.xlCenter,
            /// <summary>
            /// 靠右
            /// </summary>
            Right = Excel.Constants.xlRight,
            /// <summary>
            /// 填充
            /// </summary>
            Fill = Excel.Constants.xlFill,
            /// <summary>
            /// 两端对齐
            /// </summary>
            Justify = Excel.Constants.xlJustify,
            /// <summary>
            /// 跨列居中
            /// </summary>
            CenterAcrossSelection = Excel.Constants.xlCenterAcrossSelection,
            /// <summary>
            /// 分散对齐
            /// </summary>
            Distributed = Excel.Constants.xlDistributed
 
        }
 
 
        /// <summary>
        /// Excel边框线条的枚举
        /// </summary>
        public enum ExcelStyleLine
        {
            /// <summary>
            /// 没有线条
            /// </summary>
            StyleNone = Excel.XlLineStyle.xlLineStyleNone,
            /// <summary>
            /// 连续的细线
            /// </summary>
            Continious = Excel.XlLineStyle.xlContinuous,
            /// <summary>
            /// 点状线
            /// </summary>
            Dot = Excel.XlLineStyle.xlDot,
            /// <summary>
            /// 双条线
            /// </summary>
            Double = Excel.XlLineStyle.xlDouble,
        }
 
        /// <summary>
        /// 排序的玫举
        /// </summary>
        public enum ExcelSortOrder
        {
            /// <summary>
            /// 升序
            /// </summary>
            Ascending = Excel.XlSortOrder.xlAscending,
            /// <summary>
            /// 降序
            /// </summary>
            Descending = Excel.XlSortOrder.xlDescending,
        }
 
 
 
        #endregion
 
        #region " Construction Method "
 
        /// <summary>
        /// 构造函数
        /// </summary>
        public ExcelBase()
        {
            //实例化Excel对象。
            exlApp = new Excel.Application();
        }
 
        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="ExcelVisible">Excel是否可见</param>
        public ExcelBase(bool ExcelVisible)
        {
            exlApp = new Excel.Application();
            exlApp.Visible = ExcelVisible;
        }
 
        #endregion
 
        #region " Open and dispose method definition "
 
        /// <summary>
        /// 打开一个Excel文件
        /// </summary>
        public void Open()
        {
            //Get a new WorkSheet 
            exlWorkBook = (Workbook)exlApp.Workbooks.Add(Missing.Value);
            exlWorkSheet = (Worksheet)exlWorkBook.ActiveSheet;
        }
 
        /// <summary>
        /// 打开已经存在的Excel文件模版
        /// </summary>
        /// <param name="XLTPath">已经存在的文件模版的完整路径</param>
        public void Open(string XLTPath)
        {
            if (System.IO.File.Exists(XLTPath))
            {
                exlWorkBook = (Workbook)exlApp.Workbooks.Add(XLTPath);
                exlWorkSheet = (Worksheet)exlWorkBook.ActiveSheet;
            }
            else
            {
                throw new System.IO.FileNotFoundException(string.Format("{0}不存在,请重新确定文件名", XLTPath));
            }
        }
 
        /// <summary>
        /// 保存Excel文件
        /// </summary>
        /// <param name="fileName">保存的文件名</param>
        public void SaveAs(string fileName)
        {
            exlWorkSheet.SaveAs(fileName, Missing.Value, Missing.Value, Missing.Value, false, false, Excel.XlSaveAsAccessMode.xlNoChange, Missing.Value, Missing.Value, Missing.Value);
        }
 
        /// <summary>
        /// 彻底关闭Excel的资源和进程
        /// </summary>
        public void Dispose()
        {
            if (exlApp != null)
            {
                exlApp.Quit();
            }
            if (exlWorkBook != null)
            {
                System.Runtime.InteropServices.Marshal.ReleaseComObject(exlWorkBook);
                exlWorkBook = null;
            }
            System.Runtime.InteropServices.Marshal.ReleaseComObject(exlWorkSheet);
            exlWorkSheet = null;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(exlApp);
            exlApp = null;
            GC.Collect();
        }
        #endregion
 
        #region " Print and PrintPreview method definition "
 
        /// <summary>
        /// 打印Excel文件,可以设置是否是打印前预览打印的Excel文件
        /// </summary>
        /// <param name="IsPrintPreview">打印前是否预览 , true:打印前预览false:直接打印,不预览 </param>
        public void Print(bool IsPrintPreview)
        {
            bool flag = exlApp.Visible;
            if (exlApp.Visible)
            {
                exlApp.Visible = true;
            }
            exlWorkSheet.PrintOut(Missing.Value, Missing.Value, Missing.Value, IsPrintPreview, Missing.Value, Missing.Value, Missing.Value, Missing.Value);
            exlApp.Visible = flag;
        }
 
        /// <summary>
        /// 打印Excel文件,可以设置是否打印预览,以及打印的份数
        /// </summary>
        /// <param name="IsPrintPreview">打印前是否预览 , true:打印前预览false:直接打印,不预览</param>
        /// <param name="iCopy">打印的份数</param>
        public void Print(bool IsPrintPreview, int iCopy)
        {
            if (iCopy < 1)
            {
                iCopy = 1;
            }
            exlWorkSheet.PrintOut(Missing.Value, Missing.Value, Missing.Value, IsPrintPreview, iCopy, Missing.Value, Missing.Value, Missing.Value);
        }
 
        /// <summary>
        /// 打印预览Excel文件
        /// </summary>
        public void PrintPreview()
        {
            exlWorkSheet.PrintPreview(Missing.Value);
        }
 
        #endregion
 
        #region " Detail control excel method "
 
        /// <summary>
        /// 将Excel隐藏
        /// </summary>
        public void Hide()
        {
            exlApp.Visible = false;
        }
 
        /// <summary>
        /// 将Excel显示
        /// </summary>
        public void Show()
        {
            exlApp.Visible = true;
        }
 
        /// <summary>
        /// 设置工作簿的名称
        /// </summary>
        /// <param name="WorkSheet"></param>
        public void SetWorkSheetName(string WorkSheet)
        {
            exlWorkSheet.Name = WorkSheet;
        }
 
        /// <summary>
        ///返回指定单元格的内容 
        /// </summary>
        /// <param name="iRow">定位的行</param>
        /// <param name="iCol">定位的列</param>
        /// <returns>返回指定单元格的内容</returns>
        public string GetCellText(int iRow, int iCol)
        {
            Range sRange = GetRange(iRow, iCol, iRow, iCol);
            string returnText = (string)sRange.Text;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
            return returnText;
        }
 
        /// <summary>
        ///返回指定单元格的内容 
        /// </summary>
        /// <param name="iRow">定位的行</param>
        /// <param name="iCol">定位的列</param>
        /// <returns>返回指定单元格的内容</returns>
        public string GetCellText(int startRow, int startCol, int startRow2, int startCol2)
        {
            Range sRange = GetRange(startRow, startCol, startRow2, startCol2);
            string returnText = (string)sRange.Text;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
            return returnText;
        }
 
 
        /// <summary>
        /// 设置指定范围单元格的内容,通过单元格,比如从"A1" 到 "B3"
        /// </summary>
        /// <param name="startCell">开始的单元格,比如"A1"</param>
        /// <param name="endCell">结束的单元格,比如"B2"</param>机动车统计表.xlt
        /// <param name="text">要设置的内容,可以使用Excel的公式</param>
        public void SetCellText(string startCell, string endCell, string text)
        {
            Range sRange = exlWorkSheet.get_Range(startCell, endCell);
            //这里没有用value属性,而用Formula属性,因为考虑到可以扩展,可以利用公式
            sRange.Cells.Formula = text;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定范围单元格的内容,通过单元格,比如从"A1" 到 "B3"
        /// </summary>
        /// <param name="startCell">开始的单元格,比如"A1"</param>
        /// <param name="endCell">结束的单元格,比如"B2"</param>机动车统计表.xlt
        /// <param name="text">要设置的内容,可以使用Excel的公式</param>
        public void SetCellText(string startCell, string endCell, int text)
        {
            Range sRange = exlWorkSheet.get_Range(startCell, endCell);
            //这里没有用value属性,而用Formula属性,因为考虑到可以扩展,可以利用公式
            sRange.Cells.Formula = text.ToString();
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定范围的单元格的内容,通过行列来定位。如第1行第2列内容
        /// </summary>
        /// <param name="iRow">开始的行</param>
        /// <param name="iCol">开始的列</param>
        ///<param name="text">要设置的文本,可以使用Excel的公式</param>
        public void SetCellText(int iRow, int iCol, string text)
        {
            Range sRange = this.GetRange(iRow, iCol, iRow, iCol);
            sRange.Cells.Formula = text;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
 
        /// <summary>
        /// 设置指定范围的单元格的内容,通过行列来定位。如第1行第2列内容
        /// </summary>
        /// <param name="iRow">开始的行</param>
        /// <param name="iCol">开始的列</param>
        ///<param name="text">要设置的文本,可以使用Excel的公式</param>
        public void SetCellTextNOZero(int iRow, int iCol, string text)
        {
            string txt = "";
            try
            {
                if (System.Convert.ToInt32(text) == 0)
                {
                    txt = "";
                }
                else
                {
                    txt = text;
                }
            }
            catch
            {
                txt = text;
            }
 
 
            Range sRange = this.GetRange(iRow, iCol, iRow, iCol);
            sRange.Cells.Formula = txt;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
 
        }
 
        /// <summary>
        /// 设置指定范围的单元格的内容,通过行列来定位。如第1行第2列内容
        /// </summary>
        /// <param name="iRow">开始的行</param>
        /// <param name="iCol">开始的列</param>
        ///<param name="text">要设置的文本,可以使用Excel的公式</param>
        public void SetCellText(int iRow, int iCol, int text)
        {
            Range sRange = this.GetRange(iRow, iCol, iRow, iCol);
            sRange.Cells.Formula = text;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
        /// <summary>
        /// 设置指定单元格的内容,比如设置"A1"单元格的内容
        /// </summary>
        /// <param name="cell">指定的单元格</param>
        /// <param name="text">要设置的内容,可以使用Excel的公式,如sum(A1:A7)--合计A1到A7数值</param>
        public void SetCellText(string cell, string text)
        {
            Range sRange = GetRange(cell);
            sRange.Cells.Formula = text;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定单元格的内容
        /// </summary>
        /// <param name="cell">指定的单元格</param>
        /// <param name="num">要设置的内容</param>
        public void SetCellText(string cell, Int32 num)
        {
            Range sRange = GetRange(cell);
            sRange.Cells.Formula = num.ToString();
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定单元格的内容,可以指定格式
        /// </summary>
        /// <param name="cell">要指定的单元格</param>
        /// <param name="textValue">要填写的内容</param>
        /// <param name="StringFormat">要显示的格式</param>
        ///<param name="FontName">设置单元格的字体</param>
        /// <param name="FontSize">设置单元格的字体大小</param>
        public void setCellTextByFormat(string cell, string textValue, string StringFormat, string FontName, string FontSize)
        {
            Range sRange = GetRange(cell);
            sRange.Select();
            if (StringFormat != "")
            {
                sRange.NumberFormatLocal = StringFormat;
            }
            if (FontName != "")
            {
                sRange.Font.Name = FontName;
            }
            if (FontSize != "")
            {
                sRange.Font.Size = FontSize;
            }
            sRange.Cells.Formula = textValue;
 
 
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定单元格的内容,可以指定格式
        /// </summary>
        /// <param name="cell">要指定的单元格</param>
        /// <param name="textValue">要填写的内容</param>
        /// <param name="StringFormat">要显示的格式</param>
        ///<param name="FontName">设置单元格的字体</param>
        /// <param name="FontSize">设置单元格的字体大小</param>
        /// <param name="colorIndex">设置单元格的颜色,我查了MSDN但是没有颜色代码的说明,Excel中一共有56种颜色的代码,常用的几个是
        /// 1-黑色 2-白色 3-红色 4-草绿色 5-蓝色 6-黄色 7-紫色 ,如果想看仔细的颜色,就依次从 1 循环到 56 把颜色打印出来看看</param>
        public void setCellTextByFormat(string cell, string textValue, string StringFormat, string FontName, string FontSize, int colorIndex)
        {
            Range sRange = GetRange(cell);
            sRange.Select();
            if (StringFormat != "")
            {
                sRange.Cells.NumberFormatLocal = StringFormat;
            }
            if (FontName != "")
            {
                sRange.Font.Name = FontName;
            }
            if (FontSize != "")
            {
                sRange.Font.Size = FontSize;
            }
            if (colorIndex != 0)
            {
                sRange.Font.ColorIndex = colorIndex;
            }
            sRange.Cells.Formula = textValue;
 
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定单元格的内容,可以指定格式
        /// </summary>
        /// <param name="cell">要指定的单元格</param>
        /// <param name="textValue">要填写的内容</param>
        /// <param name="StringFormat">要显示的格式</param>
        /// <param name="FontName">设置单元格的字体</param>
        /// <param name="FontSize">设置单元格的字体大小</param>
        /// <param name="colorIndex">设置单元格的颜色,我查了MSDN但是没有颜色代码的说明,Excel中一共有56种颜色的代码,常用的几个是
        /// 1-黑色 2-白色 3-红色 4-草绿色 5-蓝色 6-黄色 7-紫色 ,如果想看仔细的颜色,就依次从 1 循环到 56 把颜色打印出来看看</param>
        /// <param name="Bold">设置单元格的字体是否粗体</param>
        public void setCellTextByFormat(string cell, string textValue, string StringFormat, string FontName, string FontSize, int colorIndex, bool Bold)
        {
            Range sRange = GetRange(cell);
            sRange.Select();
            if (StringFormat != "")
            {
                sRange.Cells.NumberFormatLocal = StringFormat;
            }
            if (FontName != "")
            {
                sRange.Font.Name = FontName;
            }
            if (FontSize != "")
            {
                sRange.Font.Size = FontSize;
            }
            if (colorIndex != 0)
            {
                sRange.Font.ColorIndex = colorIndex;
            }
            sRange.Font.Bold = Bold;
            sRange.Cells.Formula = textValue;
 
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定单元格的内容,可以指定格式
        /// </summary>
        /// <param name="cell">要指定的单元格</param>
        /// <param name="textValue">要填写的内容</param>
        /// <param name="StringFormat">要显示的格式</param>
        /// <param name="FontName">设置单元格的字体</param>
        /// <param name="FontSize">设置单元格的字体大小</param>
        /// <param name="colorIndex">设置单元格的颜色,我查了MSDN但是没有颜色代码的说明,Excel中一共有56种颜色的代码,常用的几个是
        /// 1-黑色 2-白色 3-红色 4-草绿色 5-蓝色 6-黄色 7-紫色 ,如果想看仔细的颜色,就依次从 1 循环到 56 把颜色打印出来看看</param>
        /// <param name="Bold">设置单元格的字体是否粗体</param>
        /// <param name="BcolorIndex">设置单元格背景颜色</param>
        public void setCellTextByFormat(string cell, string textValue, string StringFormat, string FontName, string FontSize, int colorIndex, bool Bold, int BcolorIndex)
        {
            Range sRange = GetRange(cell);
            sRange.Select();
            if (StringFormat != "")
            {
                sRange.Cells.NumberFormatLocal = StringFormat;
            }
            if (FontName != "")
            {
                sRange.Font.Name = FontName;
            }
            if (FontSize != "")
            {
                sRange.Font.Size = FontSize;
            }
            if (colorIndex != 0)
            {
                sRange.Font.ColorIndex = colorIndex;
            }
            sRange.Font.Bold = Bold;
            sRange.Cells.Formula = textValue;
            sRange.Interior.ColorIndex = BcolorIndex;
 
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
 
        /// <summary>
        /// 设置单元格的内容(指定单元格的格式化字符串)
        /// </summary>
        /// <param name="cell">指定的单元格</param>
        /// <param name="textValue">内容</param>
        /// <param name="stringFormat">格式化字符串</param>
        public void setCellText(string cell, string textValue, string stringFormat)
        {
            Range sRange = GetRange(cell);
            sRange.Select();
            if (stringFormat != "")
            {
                sRange.Cells.NumberFormatLocal = stringFormat;
            }
            sRange.Cells.Formula = textValue;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
        /// <summary>
        /// 得到指定单元格的内容
        /// </summary>
        /// <param name="cell">指定的单元格比如 A1,A2</param>
        /// <returns>返回指定的内容</returns>
        public object GetCellText(string cell)
        {
            object returnValue;
            Range sRange = GetRange(cell);
            returnValue = sRange.Cells.Text;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
            return returnValue;
        }
 
        /// <summary>
        /// 设置指定单元格的内容,比如设置"A1"单元格的内容
        /// </summary>
        /// <param name="cell">指定的单元格</param>
        /// <param name="text">要设置的内容,使用Excel里面的R1C1这样的格式(不知道是不是画蛇添足,因为Excel里的Macro中是这样使用的)</param>
        public void SetCellTextR1C1(string cell, string text)
        {
            Range sRange = GetRange(cell);
            sRange.Cells.FormulaR1C1 = text;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        ///设置单元格的单元格格式 
        /// </summary>
        /// <param name="cell">要设定的单元格的坐标</param>
        /// <param name="formatString">单元格的格式化字符    
        /// 常规:"G/通用格式"
        /// 数值:"[红色]-0.00"(表示是2位小数,如果是负数的话则用红色表示)
        /// 货币:"¥#,##0.000;[红色]¥-#,##0.000"(¥是货币符号,可以用$,也可以不填写,0.000代表三位小数位;[红色]表示如果是负数的话,用红色表示)
        /// 日期:@"yyyy"年"m"月"d"日";@"    (表示用年月日了表示)        @"[DBNum1][$-804]yyyy"年"m"月"d"日";@"(表示用汉字表示年月日)
        /// 百分比:"0.000%;[红色]-0.000%"(表示小数位为3位,红色表示如果是负数的话则用红色表示)
        /// 文本:"@"(表示是文本格式)
        /// 特殊:"[DBNum1][$-804]G/通用格式"(能将数字转换成中文小写,如1234转换成一千二百三十四)        "[DBNum2][$-804]G/通用格式"(能将数字转换成中文大写,如1234转换成 壹仟贰佰叁拾肆)
        /// 自定义:输入自定义的格式化字符串
        /// </param>
        public void SetCellFormat(string cell, string formatString)
        {
            Range sRange = GetRange(cell);
            sRange.Select();
            sRange.NumberFormatLocal = formatString;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定范围的单元格格式
        /// </summary>
        /// <param name="startCell">开始的单元格</param>
        /// <param name="endCell">结束的单元格</param>
        /// <param name="formatString">单元格的格式化字符    
        /// 常规:"G/通用格式"
        /// 数值:"[红色]-0.00"(表示是2位小数,如果是负数的话则用红色表示)
        /// 货币:"¥#,##0.000;[红色]¥-#,##0.000"(¥是货币符号,可以用$,也可以不填写,0.000代表三位小数位;[红色]表示如果是负数的话,用红色表示)
        /// 日期:@"yyyy"年"m"月"d"日";@"    (表示用年月日了表示)        @"[DBNum1][$-804]yyyy"年"m"月"d"日";@"(表示用汉字表示年月日)
        /// 百分比:"0.000%;[红色]-0.000%"(表示小数位为3位,红色表示如果是负数的话则用红色表示)
        /// 文本:"@"(表示是文本格式)
        /// 特殊:"[DBNum1][$-804]G/通用格式"(能将数字转换成中文小写,如1234转换成一千二百三十四)        "[DBNum2][$-804]G/通用格式"(能将数字转换成中文大写,如1234转换成 壹仟贰佰叁拾肆)
        /// 自定义:输入自定义的格式化字符串</param>
        public void SetAreaCellFormat(string startCell, string endCell, string formatString)
        {
            Range sRange = GetRange(startCell, endCell);
            sRange.Select();
            sRange.NumberFormatLocal = formatString;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置某一列,某几列的列宽为自动适应大小,比如要设置第1列为自动适应大小SetColumnAutoFit("A","A")
        /// </summary>
        /// <param name="startColumn">开始的列</param>
        /// <param name="endColumn">结束的列</param>
        /// 
        //TODO:stapangpang  要增加自动适应列大小的方法
        public void SetColumnAutoFit(string startColumn, string endColumn)
        {
            Range sRange = (Range)exlWorkSheet.Columns[String.Format("{0}:{1}", startColumn, endColumn), Missing.Value];
            sRange.Select();
            sRange.EntireColumn.AutoFit();
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
        #endregion
 
        #region " Get excel range method definition "
 
        /// <summary>
        /// 根据行列的定位,返回选定的单元格。因为Range 是通过Cell来定位的,而Cell需要2个参数定位,所以需要四个参数。                
        /// </summary>
        /// <param name="iStartRow">定位开始Range的Cell的行</param>
        /// <param name="iStartCol">定位开始Range的Cell的列</param>
        /// <param name="iEndRow">定位结束Range的Cell的行</param>
        /// <param name="iEndCol">定位结束Range的Cell的列</param>
        /// <returns>返回指定范围的Range</returns>
        public Range GetRange(int iStartRow, int iStartCol, int iEndRow, int iEndCol)
        {
            return exlWorkSheet.get_Range(exlApp.Cells[iStartRow, iStartCol], exlApp.Cells[iEndRow, iEndCol]);
        }
 
        /// <summary>
        /// 返回指定的单元格
        /// </summary>
        /// <param name="cell">指定的单元格</param>
        /// <returns>返回指定的单元格</returns>
        public Range GetRange(string cell)
        {
            return exlWorkSheet.get_Range(cell, Missing.Value);
        }
 
        /// <summary>
        /// 返回一个单元格的范围
        /// </summary>
        /// <param name="startCell">开始的单元格坐标</param>
        /// <param name="endCell">结束的单元格坐标</param>
        /// <returns>返回指定的单元格范围</returns>
        public Range GetRange(string startCell, string endCell)
        {
            return exlWorkSheet.get_Range(startCell, endCell);
        }
 
        /// <summary>
        /// 增加一个工作簿
        /// </summary>
        public void AddWorkSheet()
        {
            if (this.sheetNumber <= 3)
            {
                exlApp.ActiveWorkbook.Sheets.Add(Missing.Value, Missing.Value, Missing.Value, Missing.Value);
                exlWorkSheet = (Worksheet)exlWorkBook.ActiveSheet;
                exlWorkSheet.Select(Missing.Value);
            }
            else
            {
                sheetNumber++;
                exlApp.ActiveWorkbook.Sheets.Add(Missing.Value, Missing.Value, Missing.Value, Missing.Value);
                exlWorkSheet = (Worksheet)exlWorkBook.ActiveSheet;
                exlWorkSheet.Select(Missing.Value);
            }
            //exlWorkBook.ActiveSheet;
 
        }
 
 
        #endregion
 
        #region " Excel range style method definition "
        /// <summary>
        /// 设置单元格的垂直方向对齐方式
        /// </summary>
        /// <param name="cell">指定的单元格</param>
        /// <param name="cellAlignment">垂直方向的对齐方式</param>
        public void SetCellVerticalAlignment(string cell, ExcelVerticalAlignment cellAlignment)
        {
            Range sRange = GetRange(cell);
            sRange.Select();
            sRange.VerticalAlignment = cellAlignment;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设定指定范围的单元格的垂直对齐方式
        /// </summary>
        /// <param name="startCell">开始的单元格的坐标</param>
        /// <param name="endCell">结束单元格的坐标</param>
        /// <param name="cellAlignment">对齐方式</param>
        public void SetCellAreaVerticalAlignment(string startCell, string endCell, ExcelVerticalAlignment cellAlignment)
        {
            Range sRange = GetRange(startCell, endCell);
            sRange.Select();
            sRange.VerticalAlignment = cellAlignment;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
 
        /// <summary>
        /// 设置指定范围的单元格的水平方向的对齐方式
        /// </summary>
        /// <param name="cell">指定的单元格</param>
        /// <param name="cellAlignment">水平方向的对齐方式</param>
        public void SetCellHorizontalAlignment(string cell, ExcelHorizontalAlignment cellAlignment)
        {
            Range sRange = GetRange(cell);
            sRange.Select();
            sRange.HorizontalAlignment = cellAlignment;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设定指定范围的单元格的水平对齐方式
        /// </summary>
        /// <param name="startCell">开始的单元格的坐标</param>
        /// <param name="endCell">结束单元格的坐标</param>
        /// <param name="cellAlignment">对齐方式</param>
        public void SetCellAreaHorizontalAlignment(string startCell, string endCell, ExcelHorizontalAlignment cellAlignment)
        {
            Range sRange = GetRange(startCell, endCell);
            sRange.Select();
            sRange.HorizontalAlignment = cellAlignment;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定单元格的边框,这里只能设置单个单元格的边框
        /// </summary>
        /// <param name="cell">要设定的单元格</param>
        public void SetCellBorder(string cell)
        {
            Range sRange = GetRange(cell);
 
 
            //上边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeTop].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeTop].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeTop].ColorIndex = Excel.Constants.xlAutomatic;
            //底边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeBottom].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeBottom].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeBottom].ColorIndex = Excel.Constants.xlAutomatic;
            //右边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeRight].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeRight].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeRight].ColorIndex = Excel.Constants.xlAutomatic;
            //左边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeLeft].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeLeft].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeLeft].ColorIndex = Excel.Constants.xlAutomatic;
 
            //释放资源
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定范围的Excel单元格的边框,包括外边框,内边框
        /// </summary>
        /// <param name="startCell">开始的单元格坐标</param>
        /// <param name="endCell">结束的单元格坐标</param>
        public void SetAreaBorder1(string startCell, String endCell)
        {
            Range sRange = GetRange(startCell, endCell);
            //上边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeTop].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeTop].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeTop].ColorIndex = Excel.Constants.xlAutomatic;
            //底边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeBottom].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeBottom].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeBottom].ColorIndex = Excel.Constants.xlAutomatic;
            //右边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeRight].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeRight].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeRight].ColorIndex = Excel.Constants.xlAutomatic;
            //左边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeLeft].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeLeft].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeLeft].ColorIndex = Excel.Constants.xlAutomatic;
 
            //范围内竖直竖线
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.InsideVertical].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.InsideVertical].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.InsideVertical].ColorIndex = Excel.Constants.xlAutomatic;
 
 
            //释放资源
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
        /// <summary>
        /// 设置指定范围的Excel单元格的边框,包括外边框,内边框
        /// </summary>
        /// <param name="startCell">开始的单元格坐标</param>
        /// <param name="endCell">结束的单元格坐标</param>
        public void SetAreaBorder(string startCell, String endCell)
        {
            Range sRange = GetRange(startCell, endCell);
            //上边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeTop].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeTop].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeTop].ColorIndex = Excel.Constants.xlAutomatic;
            //底边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeBottom].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeBottom].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeBottom].ColorIndex = Excel.Constants.xlAutomatic;
            //右边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeRight].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeRight].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeRight].ColorIndex = Excel.Constants.xlAutomatic;
            //左边框
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeLeft].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeLeft].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.EdgeLeft].ColorIndex = Excel.Constants.xlAutomatic;
            //范围内水平横线
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.InsideHorizontal].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.InsideHorizontal].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.InsideHorizontal].ColorIndex = Excel.Constants.xlAutomatic;
 
            //范围内竖直竖线
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.InsideVertical].LineStyle = ExcelStyleLine.Continious;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.InsideVertical].Weight = ExcelBorderWeight.Thin;
            sRange.Borders[(Excel.XlBordersIndex)ExcelBordersIndex.InsideVertical].ColorIndex = Excel.Constants.xlAutomatic;
 
 
            //释放资源
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置单元格的颜色
        /// </summary>
        /// <param name="cell">定位改单元格</param>
        /// <param name="colorIndex">颜色的代码,我查了MSDN但是没有颜色代码的说明,Excel中一共有56种颜色的代码,常用的几个是
        /// 1-黑色 2-白色 3-红色 4-草绿色 5-蓝色 6-黄色 7-紫色 ,如果想看仔细的颜色,就依次从 1 循环到 56 把颜色打印出来看看</param>
        public void SetCellBackGroundColor(string cell, int colorIndex)
        {
            Range sRange = GetRange(cell);
            sRange.Select();
            sRange.Font.ColorIndex = colorIndex;
            //释放资源
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
        }
 
        /// <summary>
        /// 设置指定单元格范围的颜色
        /// </summary>
        /// <param name="startCell">开始的单元格</param>
        /// <param name="endCell">结束的单元格</param>
        /// <param name="colorIndex">颜色的代码,我查了MSDN但是没有颜色代码的说明,Excel中一共有56种颜色的代码,常用的几个是
        /// 1-黑色 2-白色 3-红色 4-草绿色 5-蓝色 6-黄色 7-紫色 ,如果想看仔细的颜色,就依次从 1 循环到 56 把颜色打印出来看看</param>
        public void SetAreaCellBackGroundColor(string startCell, string endCell, int colorIndex)
        {
            Range sRange = GetRange(startCell, endCell);
            sRange.Select();
            sRange.Font.ColorIndex = colorIndex;
            System.Runtime.InteropServices.Marshal.ReleaseComObject(sRange);
            sRange = null;
 
        }
 
        /// <summary>
        /// 合并单元格
        /// <param name="startCell">开始的单元格</param>
        /// <param name="endCell">结束的单元格</param>
        /// </summary>
        public void SetMergeCells(string startCell, string endCell)
        {
            Range sRange = GetRange(startCell, endCell);
            sRange.MergeCells = true;
        }
        /// <summary>
        /// 合并单元格
        /// <param name="iStartRow">定位开始Range的Cell的行(A1=1,1)</param>
        /// <param name="iStartCol">定位开始Range的Cell的列(A1=1,1)</param>
        /// <param name="iEndRow">定位结束Range的Cell的行(A1=1,1)</param>
        /// <param name="iEndCol">定位结束Range的Cell的列(A1=1,1)</param>
        /// </summary>
        public void SetMergeCells(int iStartRow, int iStartCol, int iEndRow, int iEndCol)
        {
            Range sRange = GetRange(iStartRow, iStartCol, iEndRow, iEndCol);
            sRange.MergeCells = true;
        }
 
        /// <summary>
        /// 设置单元格背景颜色
        /// <param name="startCell">开始的单元格</param>
        /// <param name="endCell">结束的单元格</param>
        /// <param name="ColorIndex">颜色的代码,我查了MSDN但是没有颜色代码的说明,Excel中一共有56种颜色的代码,常用的几个是
        /// 1-黑色 2-白色 3-红色 4-草绿色 5-蓝色 6-黄色 7-紫色 ,如果想看仔细的颜色,就依次从 1 循环到 56 把颜色打印出来看看</param>
        /// </summary>
        public void SetInteriorColor(string startCell, string endCell, int ColorIndex)
        {
            Range sRange = GetRange(startCell, endCell);
            sRange.Interior.ColorIndex = ColorIndex;
        }
 
        /// <summary>
        /// 设置单元格背景颜色
        /// <param name="iStartRow">定位开始Range的Cell的行(A1=1,1)</param>
        /// <param name="iStartCol">定位开始Range的Cell的列(A1=1,1)</param>
        /// <param name="iEndRow">定位结束Range的Cell的行(A1=1,1)</param>
        /// <param name="iEndCol">定位结束Range的Cell的列(A1=1,1)</param>
        /// <param name="ColorIndex">颜色的代码,我查了MSDN但是没有颜色代码的说明,Excel中一共有56种颜色的代码,常用的几个是
        /// 1-黑色 2-白色 3-红色 4-草绿色 5-蓝色 6-黄色 7-紫色 ,如果想看仔细的颜色,就依次从 1 循环到 56 把颜色打印出来看看</param>
        /// </summary>
        public void SetInteriorColor(int iStartRow, int iStartCol, int iEndRow, int iEndCol, int ColorIndex)
        {
            Range sRange = GetRange(iStartRow, iStartCol, iEndRow, iEndCol);
            sRange.Interior.ColorIndex = ColorIndex;
        }
        #endregion
 
    }
}