using System; using System.IO; using System.Text; using System.Data; using System.Reflection; using System.Diagnostics; using System.Collections; //using cfg = System.Configuration; namespace GDBI.Common { /// <summary> /// 说 明：Excel输出打印模块 /// 暂时不提供操作Excel对象样式方法，样式可以在Excel模板中设置好 /// 作 者：lingyun_k /// 创建日期：2005－7－12 /// </summary> public class ExcelHelper { #region 成员变量 private string templetFile = null; private string outputFile = null; private object missing = Missing.Value; private DateTime beforeTime; //Excel启动之前时间 private DateTime afterTime; //Excel启动之后时间 Excel.Application app; Excel.Workbook workBook; Excel.Worksheet workSheet; Excel.Range range; Excel.Range range1; Excel.Range range2; Excel.TextBox textBox; private int sheetCount = 1; //WorkSheet数量 private string sheetPrefixName = "页"; #endregion #region 公共属性 /// <summary> /// WorkSheet前缀名，比如：前缀名为“页”，那么WorkSheet名称依次为“页-1，页-2...” /// </summary> public string SheetPrefixName { set { this.sheetPrefixName = value; } } /// <summary> /// WorkSheet数量 /// </summary> public int WorkSheetCount { get { return workBook.Sheets.Count; } } /// <summary> /// Excel模板文件路径 /// </summary> public string TempletFilePath { set { this.templetFile = value; } } /// <summary> /// 输出Excel文件路径 /// </summary> public string OutputFilePath { set { this.outputFile = value; } } #endregion #region 公共方法 #region ExcelHelper /// <summary> /// 构造函数，将一个已有Excel工作簿作为模板，并指定输出路径 /// </summary> /// <param name="templetFilePath">Excel模板文件路径</param> /// <param name="outputFilePath">输出Excel文件路径</param> public ExcelHelper(string templetFilePath,string outputFilePath) { if(templetFilePath == null) throw new Exception("Excel模板文件路径不能为空！"); if(outputFilePath == null) throw new Exception("输出Excel文件路径不能为空！"); if(!File.Exists(templetFilePath)) throw new Exception("指定路径的Excel模板文件不存在！"); this.templetFile = templetFilePath; this.outputFile = outputFilePath; //创建一个Application对象并使其可见 beforeTime = DateTime.Now; app = new Excel.ApplicationClass(); app.Visible = true; afterTime = DateTime.Now; //打开模板文件，得到WorkBook对象 workBook = app.Workbooks.Open(templetFile,missing,missing,missing,missing,missing, missing,missing,missing,missing,missing,missing,missing); //得到WorkSheet对象 workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(1); } /// <summary> /// 构造函数，打开一个已有的工作簿 /// </summary> /// <param name="fileName">Excel文件名</param> public ExcelHelper(string fileName) { if(!File.Exists(fileName)) throw new Exception("指定路径的Excel文件不存在！"); //创建一个Application对象并使其可见 beforeTime = DateTime.Now; app = new Excel.ApplicationClass(); app.Visible = true; afterTime = DateTime.Now; //打开一个WorkBook workBook = app.Workbooks.Open(fileName, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing); //得到WorkSheet对象 workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(1); } /// <summary> /// 构造函数，新建一个工作簿 /// </summary> public ExcelHelper() { //创建一个Application对象并使其可见 beforeTime = DateTime.Now; app = new Excel.ApplicationClass(); app.Visible = true; afterTime = DateTime.Now; //新建一个WorkBook workBook = app.Workbooks.Add(Type.Missing); //得到WorkSheet对象 workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(1); } #endregion #region Data Export Methods /// <summary> /// 将DataTable数据写入Excel文件（自动分页） /// </summary> /// <param name="dt">DataTable</param> /// <param name="rows">每个WorkSheet写入多少行数据</param> /// <param name="top">表格数据起始行索引</param> /// <param name="left">表格数据起始列索引</param> public void DataTableToExcel(DataTable dt,int rows,int top,int left) { int rowCount = dt.Rows.Count; //DataTable行数 int colCount = dt.Columns.Count; //DataTable列数 sheetCount = this.GetSheetCount(rowCount,rows); //WorkSheet个数 // StringBuilder sb; //复制sheetCount-1个WorkSheet对象 for(int i=1;i<sheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); workSheet.Copy(missing,workBook.Worksheets[i]); } for(int i=1;i<=sheetCount;i++) { int startRow = (i - 1) * rows; //记录起始行索引 int endRow = i * rows; //记录结束行索引 //若是最后一个WorkSheet，那么记录结束行索引为源DataTable行数 if(i == sheetCount) endRow = rowCount; //获取要写入数据的WorkSheet对象，并重命名 workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); workSheet.Name = sheetPrefixName + "-" + i.ToString(); //将dt中的数据写入WorkSheet // for(int j=0;j<endRow-startRow;j++) // { // for(int k=0;k<colCount;k++) // { // workSheet.Cells[top + j,left + k] = dt.Rows[startRow + j][k].ToString(); // } // } //利用二维数组批量写入 int row = endRow-startRow; string[,] ss = new string[row,colCount]; for(int j=0;j<row;j++) { for(int k=0;k<colCount;k++) { ss[j,k] = dt.Rows[startRow + j][k].ToString(); } } range = (Excel.Range)workSheet.Cells[top,left]; range = range.get_Resize(row,colCount); range.Value = ss; #region 利用Windwo粘贴板批量拷贝数据（在Web下面行不通） /*sb = new StringBuilder(); for(int j=0;j<endRow-startRow;j++) { for(int k=0;k<colCount;k++) { sb.Append( dt.Rows[startRow + j][k].ToString() ); sb.Append("/t"); } sb.Append("/n"); } System.Windows.Forms.Clipboard.SetDataObject(sb.ToString()); range = (Excel.Range)workSheet.Cells[top,left]; workSheet.Paste(range,false);*/ #endregion } } /// <summary> /// 将DataTable数据写入Excel文件（不分页） /// </summary> /// <param name="dt">DataTable</param> /// <param name="top">表格数据起始行索引</param> /// <param name="left">表格数据起始列索引</param> public void DataTableToExcel(DataTable dt,int top,int left) { int rowCount = dt.Rows.Count; //DataTable行数 int colCount = dt.Columns.Count; //DataTable列数 //利用二维数组批量写入 string[,] arr = new string[rowCount,colCount]; for(int j=0;j<rowCount;j++) { for(int k=0;k<colCount;k++) { arr[j,k] = dt.Rows[j][k].ToString(); } } range = (Excel.Range)workSheet.Cells[top,left]; range = range.get_Resize(rowCount,colCount); range.Value = arr; } /// <summary> /// 将DataTable数据写入Excel文件（自动分页，并指定要合并的列索引） /// </summary> /// <param name="dt">DataTable</param> /// <param name="rows">每个WorkSheet写入多少行数据</param> /// <param name="top">表格数据起始行索引</param> /// <param name="left">表格数据起始列索引</param> /// <param name="mergeColumnIndex">DataTable中要合并相同行的列索引，从0开始</param> public void DataTableToExcel(DataTable dt,int rows,int top,int left,int mergeColumnIndex) { int rowCount = dt.Rows.Count; //源DataTable行数 int colCount = dt.Columns.Count; //源DataTable列数 sheetCount = this.GetSheetCount(rowCount,rows); //WorkSheet个数 // StringBuilder sb; //复制sheetCount-1个WorkSheet对象 for(int i=1;i<sheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); workSheet.Copy(missing,workBook.Worksheets[i]); } for(int i=1;i<=sheetCount;i++) { int startRow = (i - 1) * rows; //记录起始行索引 int endRow = i * rows; //记录结束行索引 //若是最后一个WorkSheet，那么记录结束行索引为源DataTable行数 if(i == sheetCount) endRow = rowCount; //获取要写入数据的WorkSheet对象，并重命名 workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); workSheet.Name = sheetPrefixName + "-" + i.ToString(); //将dt中的数据写入WorkSheet // for(int j=0;j<endRow-startRow;j++) // { // for(int k=0;k<colCount;k++) // { // workSheet.Cells[top + j,left + k] = dt.Rows[startRow + j][k].ToString(); // } // } //利用二维数组批量写入 int row = endRow-startRow; string[,] ss = new string[row,colCount]; for(int j=0;j<row;j++) { for(int k=0;k<colCount;k++) { ss[j,k] = dt.Rows[startRow + j][k].ToString(); } } range = (Excel.Range)workSheet.Cells[top,left]; range = range.get_Resize(row,colCount); range.Value = ss; //合并相同行 this.MergeRows(workSheet,left+mergeColumnIndex,top,rows); } } /// <summary> /// 将二维数组数据写入Excel文件（自动分页） /// </summary> /// <param name="arr">二维数组</param> /// <param name="rows">每个WorkSheet写入多少行数据</param> /// <param name="top">行索引</param> /// <param name="left">列索引</param> public void ArrayToExcel(string[,] arr,int rows,int top,int left) { int rowCount = arr.GetLength(0); //二维数组行数（一维长度） int colCount = arr.GetLength(1); //二维数据列数（二维长度） sheetCount = this.GetSheetCount(rowCount,rows); //WorkSheet个数 //复制sheetCount-1个WorkSheet对象 for(int i=1;i<sheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); workSheet.Copy(missing,workBook.Worksheets[i]); } //将二维数组数据写入Excel for(int i=sheetCount;i>=1;i--) { int startRow = (i - 1) * rows; //记录起始行索引 int endRow = i * rows; //记录结束行索引 //若是最后一个WorkSheet，那么记录结束行索引为源DataTable行数 if(i == sheetCount) endRow = rowCount; //获取要写入数据的WorkSheet对象，并重命名 workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); workSheet.Name = sheetPrefixName + "-" + i.ToString(); //将二维数组中的数据写入WorkSheet // for(int j=0;j<endRow-startRow;j++) // { // for(int k=0;k<colCount;k++) // { // workSheet.Cells[top + j,left + k] = arr[startRow + j,k]; // } // } //利用二维数组批量写入 int row = endRow-startRow; string[,] ss = new string[row,colCount]; for(int j=0;j<row;j++) { for(int k=0;k<colCount;k++) { ss[j,k] = arr[startRow + j,k]; } } range = (Excel.Range)workSheet.Cells[top,left]; range = range.get_Resize(row,colCount); range.Value = ss; } }//end ArrayToExcel /// <summary> /// 将二维数组数据写入Excel文件（不分页） /// </summary> /// <param name="arr">二维数组</param> /// <param name="top">行索引</param> /// <param name="left">列索引</param> public void ArrayToExcel(string[,] arr,int top,int left) { int rowCount = arr.GetLength(0); //二维数组行数（一维长度） int colCount = arr.GetLength(1); //二维数据列数（二维长度） range = (Excel.Range)workSheet.Cells[top,left]; range = range.get_Resize(rowCount,colCount); range.FormulaArray = arr; }//end ArrayToExcel /// <summary> /// 将二维数组数据写入Excel文件（不分页） /// </summary> /// <param name="arr">二维数组</param> /// <param name="top">行索引</param> /// <param name="left">列索引</param> /// <param name="isFormula">填充的数据是否需要计算</param> public void ArrayToExcel(string[,] arr,int top,int left,bool isFormula) { int rowCount = arr.GetLength(0); //二维数组行数（一维长度） int colCount = arr.GetLength(1); //二维数据列数（二维长度） range = (Excel.Range)workSheet.Cells[top,left]; range = range.get_Resize(rowCount,colCount); //注意：使用range.FormulaArray写合并的单元格会出问题 if(isFormula) range.FormulaArray = arr; else range.Value = arr; }//end ArrayToExcel /// <summary> /// 将二维数组数据写入Excel文件（不分页），合并指定列的相同行 /// </summary> /// <param name="arr">二维数组</param> /// <param name="top">行索引</param> /// <param name="left">列索引</param> /// <param name="isFormula">填充的数据是否需要计算</param> /// <param name="mergeColumnIndex">需要合并行的列索引</param> public void ArrayToExcel(string[,] arr,int top,int left,bool isFormula,int mergeColumnIndex) { int rowCount = arr.GetLength(0); //二维数组行数（一维长度） int colCount = arr.GetLength(1); //二维数据列数（二维长度） range = (Excel.Range)workSheet.Cells[top,left]; range = range.get_Resize(rowCount,colCount); //注意：使用range.FormulaArray写合并的单元格会出问题 if(isFormula) range.FormulaArray = arr; else range.Value = arr; this.MergeRows(workSheet,mergeColumnIndex,top,rowCount); }//end ArrayToExcel /// <summary> /// 将二维数组数据写入Excel文件（不分页） /// </summary> /// <param name="sheetIndex">工作表索引</param> /// <param name="arr">二维数组</param> /// <param name="top">行索引</param> /// <param name="left">列索引</param> public void ArrayToExcel(int sheetIndex,string[,] arr,int top,int left) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } // 改变当前工作表 this.workSheet = (Excel.Worksheet)this.workBook.Sheets.get_Item(sheetIndex); int rowCount = arr.GetLength(0); //二维数组行数（一维长度） int colCount = arr.GetLength(1); //二维数据列数（二维长度） range = (Excel.Range)workSheet.Cells[top,left]; range = range.get_Resize(rowCount,colCount); range.Value2 = arr; }//end ArrayToExcel /// <summary> /// 将二维数组数据写入Excel文件（自动分页，并指定要合并的列索引） /// </summary> /// <param name="arr">二维数组</param> /// <param name="rows">每个WorkSheet写入多少行数据</param> /// <param name="top">行索引</param> /// <param name="left">列索引</param> /// <param name="mergeColumnIndex">数组的二维索引，相当于DataTable的列索引，索引从0开始</param> public void ArrayToExcel(string[,] arr,int rows,int top,int left,int mergeColumnIndex) { int rowCount = arr.GetLength(0); //二维数组行数（一维长度） int colCount = arr.GetLength(1); //二维数据列数（二维长度） sheetCount = this.GetSheetCount(rowCount,rows); //WorkSheet个数 //复制sheetCount-1个WorkSheet对象 for(int i=1;i<sheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); workSheet.Copy(missing,workBook.Worksheets[i]); } //将二维数组数据写入Excel for(int i=sheetCount;i>=1;i--) { int startRow = (i - 1) * rows; //记录起始行索引 int endRow = i * rows; //记录结束行索引 //若是最后一个WorkSheet，那么记录结束行索引为源DataTable行数 if(i == sheetCount) endRow = rowCount; //获取要写入数据的WorkSheet对象，并重命名 workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); workSheet.Name = sheetPrefixName + "-" + i.ToString(); //将二维数组中的数据写入WorkSheet for(int j=0;j<endRow-startRow;j++) { for(int k=0;k<colCount;k++) { workSheet.Cells[top + j,left + k] = arr[startRow + j,k]; } } //利用二维数组批量写入 int row = endRow-startRow; string[,] ss = new string[row,colCount]; for(int j=0;j<row;j++) { for(int k=0;k<colCount;k++) { ss[j,k] = arr[startRow + j,k]; } } range = (Excel.Range)workSheet.Cells[top,left]; range = range.get_Resize(row,colCount); range.Value = ss; //合并相同行 this.MergeRows(workSheet,left+mergeColumnIndex,top,rows); } }//end ArrayToExcel #endregion #region WorkSheet Methods /// <summary> /// 改变当前工作表 /// </summary> /// <param name="sheetIndex">工作表索引</param> public void ChangeCurrentWorkSheet(int sheetIndex) { //若指定工作表索引超出范围，则不改变当前工作表 if(sheetIndex < 1) return; if(sheetIndex > this.WorkSheetCount) return; this.workSheet = (Excel.Worksheet)this.workBook.Sheets.get_Item(sheetIndex); } /// <summary> /// 隐藏指定名称的工作表 /// </summary> /// <param name="sheetName">工作表名称</param> public void HiddenWorkSheet(string sheetName) { try { Excel.Worksheet sheet = null; for(int i=1;i<=this.WorkSheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(i); if(workSheet.Name == sheetName) sheet = workSheet; } if(sheet != null) sheet.Visible = Excel.XlSheetVisibility.xlSheetHidden; else { this.KillExcelProcess(); throw new Exception("名称为/"" + sheetName + "/"的工作表不存在"); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 隐藏指定索引的工作表 /// </summary> /// <param name="sheetIndex"></param> public void HiddenWorkSheet(int sheetIndex) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } try { Excel.Worksheet sheet = null; sheet = (Excel.Worksheet)workBook.Sheets.get_Item(sheetIndex); sheet.Visible = Excel.XlSheetVisibility.xlSheetHidden; } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 在指定名称的工作表后面拷贝指定个数的该工作表的副本，并重命名 /// </summary> /// <param name="sheetName">工作表名称</param> /// <param name="sheetCount">工作表个数</param> public void CopyWorkSheets(string sheetName,int sheetCount) { try { Excel.Worksheet sheet = null; int sheetIndex = 0; for(int i=1;i<=this.WorkSheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(i); if(workSheet.Name == sheetName) { sheet = workSheet; sheetIndex = workSheet.Index; } } if(sheet != null) { for(int i=sheetCount;i>=1;i--) { sheet.Copy(this.missing,sheet); } //重命名 for(int i=sheetIndex;i<=sheetIndex+sheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(i); workSheet.Name = sheetName + "-" + Convert.ToString(i - sheetIndex + 1); } } else { this.KillExcelProcess(); throw new Exception("名称为/"" + sheetName + "/"的工作表不存在"); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 将一个工作表拷贝到另一个工作表后面，并重命名 /// </summary> /// <param name="srcSheetIndex">拷贝源工作表索引</param> /// <param name="aimSheetIndex">参照位置工作表索引，新工作表拷贝在该工作表后面</param> /// <param name="newSheetName"></param> public void CopyWorkSheet(int srcSheetIndex,int aimSheetIndex,string newSheetName) { if(srcSheetIndex > this.WorkSheetCount || aimSheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } try { Excel.Worksheet srcSheet = (Excel.Worksheet)workBook.Sheets.get_Item(srcSheetIndex); Excel.Worksheet aimSheet = (Excel.Worksheet)workBook.Sheets.get_Item(aimSheetIndex); srcSheet.Copy(this.missing,aimSheet); //重命名 workSheet = (Excel.Worksheet)aimSheet.Next; //获取新拷贝的工作表 workSheet.Name = newSheetName; } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 根据名称删除工作表 /// </summary> /// <param name="sheetName"></param> public void DeleteWorkSheet(string sheetName) { try { Excel.Worksheet sheet = null; //找到名称位sheetName的工作表 for(int i=1;i<=this.WorkSheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(i); if(workSheet.Name == sheetName) { sheet = workSheet; } } if(sheet != null) { sheet.Delete(); } else { this.KillExcelProcess(); throw new Exception("名称为/"" + sheetName + "/"的工作表不存在"); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 根据索引删除工作表 /// </summary> /// <param name="sheetIndex"></param> public void DeleteWorkSheet(int sheetIndex) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } try { Excel.Worksheet sheet = null; sheet = (Excel.Worksheet)workBook.Sheets.get_Item(sheetIndex); sheet.Delete(); } catch(Exception e) { this.KillExcelProcess(); throw e; } } #endregion #region TextBox Methods /// <summary> /// 向指定文本框写入数据，对每个WorkSheet操作 /// </summary> /// <param name="textboxName">文本框名称</param> /// <param name="text">要写入的文本</param> public void SetTextBox(string textboxName,string text) { for(int i=1;i<=this.WorkSheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); try { textBox = (Excel.TextBox)workSheet.TextBoxes(textboxName); textBox.Text = text; } catch { this.KillExcelProcess(); throw new Exception("不存在ID为/"" + textboxName + "/"的文本框！"); } } } /// <summary> /// 向指定文本框写入数据，对指定WorkSheet操作 /// </summary> /// <param name="sheetIndex">工作表索引</param> /// <param name="textboxName">文本框名称</param> /// <param name="text">要写入的文本</param> public void SetTextBox(int sheetIndex,string textboxName,string text) { workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(sheetIndex); try { textBox = (Excel.TextBox)workSheet.TextBoxes(textboxName); textBox.Text = text; } catch { this.KillExcelProcess(); throw new Exception("不存在ID为/"" + textboxName + "/"的文本框！"); } } /// <summary> /// 向文本框写入数据，对每个WorkSheet操作 /// </summary> /// <param name="ht">Hashtable的键值对保存文本框的ID和数据</param> public void SetTextBoxes(Hashtable ht) { if(ht.Count == 0) return; for(int i=1;i<=this.WorkSheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); foreach(DictionaryEntry dic in ht) { try { textBox = (Excel.TextBox)workSheet.TextBoxes(dic.Key); textBox.Text = dic.Value.ToString(); } catch { this.KillExcelProcess(); throw new Exception("不存在ID为/"" + dic.Key.ToString() + "/"的文本框！"); } } } } /// <summary> /// 向文本框写入数据，对指定WorkSheet操作 /// </summary> /// <param name="ht">Hashtable的键值对保存文本框的ID和数据</param> public void SetTextBoxes(int sheetIndex,Hashtable ht) { if(ht.Count == 0) return; if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(sheetIndex); foreach(DictionaryEntry dic in ht) { try { textBox = (Excel.TextBox)workSheet.TextBoxes(dic.Key); textBox.Text = dic.Value.ToString(); } catch { this.KillExcelProcess(); throw new Exception("不存在ID为/"" + dic.Key.ToString() + "/"的文本框！"); } } } #endregion #region Cell Methods /// <summary> /// 向单元格写入数据，对当前WorkSheet操作 /// </summary> /// <param name="rowIndex">行索引</param> /// <param name="columnIndex">列索引</param> /// <param name="text">要写入的文本值</param> public void SetCells(int rowIndex,int columnIndex,string text) { try { workSheet.Cells[rowIndex,columnIndex] = text; } catch { this.KillExcelProcess(); throw new Exception("向单元格[" + rowIndex + "," + columnIndex + "]写数据出错！"); } } /// <summary> /// 向单元格写入数据，对指定WorkSheet操作 /// </summary> /// <param name="sheetIndex">工作表索引</param> /// <param name="rowIndex">行索引</param> /// <param name="columnIndex">列索引</param> /// <param name="text">要写入的文本值</param> public void SetCells(int sheetIndex,int rowIndex,int columnIndex,string text) { try { this.ChangeCurrentWorkSheet(sheetIndex); //改变当前工作表为指定工作表 workSheet.Cells[rowIndex,columnIndex] = text; } catch { this.KillExcelProcess(); throw new Exception("向单元格[" + rowIndex + "," + columnIndex + "]写数据出错！"); } } /// <summary> /// 向单元格写入数据，对每个WorkSheet操作 /// </summary> /// <param name="ht">Hashtable的键值对保存单元格的位置索引（行索引和列索引用“,”隔开）和数据</param> public void SetCells(Hashtable ht) { int rowIndex; int columnIndex; string position; if(ht.Count == 0) return; for(int i=1;i<=this.WorkSheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); foreach(DictionaryEntry dic in ht) { try { position = dic.Key.ToString(); rowIndex = Convert.ToInt32(position.Split(',')[0]); columnIndex = Convert.ToInt32(position.Split(',')[1]); workSheet.Cells[rowIndex,columnIndex] = dic.Value; } catch { this.KillExcelProcess(); throw new Exception("向单元格[" + dic.Key + "]写数据出错！"); } } } } /// <summary> /// 向单元格写入数据，对指定WorkSheet操作 /// </summary> /// <param name="ht">Hashtable的键值对保存单元格的位置索引（行索引和列索引用“,”隔开）和数据</param> public void SetCells(int sheetIndex,Hashtable ht) { int rowIndex; int columnIndex; string position; if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } if(ht.Count == 0) return; workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(sheetIndex); foreach(DictionaryEntry dic in ht) { try { position = dic.Key.ToString(); rowIndex = Convert.ToInt32(position.Split(',')[0]); columnIndex = Convert.ToInt32(position.Split(',')[1]); workSheet.Cells[rowIndex,columnIndex] = dic.Value; } catch { this.KillExcelProcess(); throw new Exception("向单元格[" + dic.Key + "]写数据出错！"); } } } /// <summary> /// 设置单元格为可计算的 /// </summary> /// <remarks> /// 如果Excel的单元格格式设置为数字，日期或者其他类型时，需要设置这些单元格的FormulaR1C1属性， /// 否则写到这些单元格的数据将不会按照预先设定的格式显示 /// </remarks> /// <param name="arr">保存单元格的位置索引（行索引和列索引用“,”隔开）和数据</param> public void SetCells(int sheetIndex,string[] arr) { int rowIndex; int columnIndex; string position; if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } if(arr.Length == 0) return; workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(sheetIndex); for(int i=0;i<arr.Length;i++) { try { position = arr[i]; rowIndex = Convert.ToInt32(position.Split(',')[0]); columnIndex = Convert.ToInt32(position.Split(',')[1]); Excel.Range cell = (Excel.Range)workSheet.Cells[rowIndex,columnIndex]; cell.FormulaR1C1 = cell.Text; } catch { this.KillExcelProcess(); throw new Exception(string.Format("计算单元格{0}出错！",arr[i])); } } } /// <summary> /// 向单元格写入数据，对指定WorkSheet操作 /// </summary> /// <param name="ht">Hashtable的键值对保存单元格的位置索引（行索引和列索引用“,”隔开）和数据</param> public void SetCells(string sheetName,Hashtable ht) { int rowIndex; int columnIndex; string position; Excel.Worksheet sheet = null; int sheetIndex = 0; if(ht.Count == 0) return; try { for(int i=1;i<=this.WorkSheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(i); if(workSheet.Name == sheetName) { sheet = workSheet; sheetIndex = workSheet.Index; } } if(sheet != null) { foreach(DictionaryEntry dic in ht) { try { position = dic.Key.ToString(); rowIndex = Convert.ToInt32(position.Split(',')[0]); columnIndex = Convert.ToInt32(position.Split(',')[1]); sheet.Cells[rowIndex,columnIndex] = dic.Value; } catch { this.KillExcelProcess(); throw new Exception("向单元格[" + dic.Key + "]写数据出错！"); } } } else { this.KillExcelProcess(); throw new Exception("名称为/"" + sheetName + "/"的工作表不存在"); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 合并单元格，并赋值，对每个WorkSheet操作 /// </summary> /// <param name="beginRowIndex">开始行索引</param> /// <param name="beginColumnIndex">开始列索引</param> /// <param name="endRowIndex">结束行索引</param> /// <param name="endColumnIndex">结束列索引</param> /// <param name="text">合并后Range的值</param> public void MergeCells(int beginRowIndex,int beginColumnIndex,int endRowIndex,int endColumnIndex,string text) { for(int i=1;i<=this.WorkSheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); range = workSheet.get_Range(workSheet.Cells[beginRowIndex,beginColumnIndex],workSheet.Cells[endRowIndex,endColumnIndex]); range.ClearContents(); //先把Range内容清除，合并才不会出错 range.MergeCells = true; range.Value = text; range.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter; range.VerticalAlignment = Excel.XlVAlign.xlVAlignCenter; } } /// <summary> /// 合并单元格，并赋值，对指定WorkSheet操作 /// </summary> /// <param name="sheetIndex">WorkSheet索引</param> /// <param name="beginRowIndex">开始行索引</param> /// <param name="beginColumnIndex">开始列索引</param> /// <param name="endRowIndex">结束行索引</param> /// <param name="endColumnIndex">结束列索引</param> /// <param name="text">合并后Range的值</param> public void MergeCells(int sheetIndex,int beginRowIndex,int beginColumnIndex,int endRowIndex,int endColumnIndex,string text) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(sheetIndex); range = workSheet.get_Range(workSheet.Cells[beginRowIndex,beginColumnIndex],workSheet.Cells[endRowIndex,endColumnIndex]); range.ClearContents(); //先把Range内容清除，合并才不会出错 range.MergeCells = true; range.Value = text; range.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter; range.VerticalAlignment = Excel.XlVAlign.xlVAlignCenter; } #endregion #region Row Methods /// <summary> /// 将指定索引列的数据相同的行合并，对每个WorkSheet操作 /// </summary> /// <param name="columnIndex">列索引</param> /// <param name="beginRowIndex">开始行索引</param> /// <param name="endRowIndex">结束行索引</param> public void MergeRows(int columnIndex,int beginRowIndex,int endRowIndex) { if(endRowIndex - beginRowIndex < 1) return; for(int i=1;i<=this.WorkSheetCount;i++) { int beginIndex = beginRowIndex; int count = 0; string text1; string text2; workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(i); for(int j=beginRowIndex;j<=endRowIndex;j++) { range = (Excel.Range)workSheet.Cells[j,columnIndex]; text1 = range.Text.ToString(); range = (Excel.Range)workSheet.Cells[j+1,columnIndex]; text2 = range.Text.ToString(); if(text1 == text2) { ++count; } else { if(count > 0) { this.MergeCells(workSheet,beginIndex,columnIndex,beginIndex+count,columnIndex,text1); } beginIndex = j + 1; //设置开始合并行索引 count = 0; //计数器清0 } } } } /// <summary> /// 将指定索引列的数据相同的行合并，对指定WorkSheet操作 /// </summary> /// <param name="sheetIndex">WorkSheet索引</param> /// <param name="columnIndex">列索引</param> /// <param name="beginRowIndex">开始行索引</param> /// <param name="endRowIndex">结束行索引</param> public void MergeRows(int sheetIndex,int columnIndex,int beginRowIndex,int endRowIndex) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } if(endRowIndex - beginRowIndex < 1) return; int beginIndex = beginRowIndex; int count = 0; string text1; string text2; workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(sheetIndex); for(int j=beginRowIndex;j<=endRowIndex;j++) { range = (Excel.Range)workSheet.Cells[j,columnIndex]; text1 = range.Text.ToString(); range = (Excel.Range)workSheet.Cells[j+1,columnIndex]; text2 = range.Text.ToString(); if(text1 == text2) { ++count; } else { if(count > 0) { this.MergeCells(workSheet,beginIndex,columnIndex,beginIndex+count,columnIndex,text1); } beginIndex = j + 1; //设置开始合并行索引 count = 0; //计数器清0 } } } /// <summary> /// 插行（在指定行上面插入指定数量行） /// </summary> /// <param name="rowIndex"></param> /// <param name="count"></param> public void InsertRows(int rowIndex,int count) { try { for(int n=1;n<=this.WorkSheetCount;n++) { workSheet = (Excel.Worksheet)workBook.Worksheets[n]; range = (Excel.Range)workSheet.Rows[rowIndex,this.missing]; for(int i=0;i<count;i++) { range.Insert(Excel.XlDirection.xlDown); } } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 插行（在指定WorkSheet指定行上面插入指定数量行） /// </summary> /// <param name="sheetIndex"></param> /// <param name="rowIndex"></param> /// <param name="count"></param> public void InsertRows(int sheetIndex,int rowIndex,int count) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } try { workSheet = (Excel.Worksheet)workBook.Worksheets[sheetIndex]; range = (Excel.Range)workSheet.Rows[rowIndex,this.missing]; for(int i=0;i<count;i++) { range.Insert(Excel.XlDirection.xlDown); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 复制行（在指定行下面复制指定数量行） /// </summary> /// <param name="rowIndex"></param> /// <param name="count"></param> public void CopyRows(int rowIndex,int count) { try { for(int n=1;n<=this.WorkSheetCount;n++) { workSheet = (Excel.Worksheet)workBook.Worksheets[n]; range1 = (Excel.Range)workSheet.Rows[rowIndex,this.missing]; for(int i=1;i<=count;i++) { range2 = (Excel.Range)workSheet.Rows[rowIndex + i,this.missing]; range1.Copy(range2); } } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 复制行（在指定WorkSheet指定行下面复制指定数量行） /// </summary> /// <param name="sheetIndex"></param> /// <param name="rowIndex"></param> /// <param name="count"></param> public void CopyRows(int sheetIndex,int rowIndex,int count) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } try { workSheet = (Excel.Worksheet)workBook.Worksheets[sheetIndex]; range1 = (Excel.Range)workSheet.Rows[rowIndex,this.missing]; for(int i=1;i<=count;i++) { range2 = (Excel.Range)workSheet.Rows[rowIndex + i,this.missing]; range1.Copy(range2); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 删除行 /// </summary> /// <param name="rowIndex"></param> /// <param name="count"></param> public void DeleteRows(int rowIndex,int count) { try { for(int n=1;n<=this.WorkSheetCount;n++) { workSheet = (Excel.Worksheet)workBook.Worksheets[n]; range = (Excel.Range)workSheet.Rows[rowIndex,this.missing]; for(int i=0;i<count;i++) { range.Delete(Excel.XlDirection.xlDown); } } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 删除行 /// </summary> /// <param name="sheetIndex"></param> /// <param name="rowIndex"></param> /// <param name="count"></param> public void DeleteRows(int sheetIndex,int rowIndex,int count) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } try { workSheet = (Excel.Worksheet)workBook.Worksheets[sheetIndex]; range = (Excel.Range)workSheet.Rows[rowIndex,this.missing]; for(int i=0;i<count;i++) { range.Delete(Excel.XlDirection.xlDown); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } #endregion #region Column Methods /// <summary> /// 插列（在指定列右边插入指定数量列） /// </summary> /// <param name="columnIndex"></param> /// <param name="count"></param> public void InsertColumns(int columnIndex,int count) { try { for(int n=1;n<=this.WorkSheetCount;n++) { workSheet = (Excel.Worksheet)workBook.Worksheets[n]; range = (Excel.Range)workSheet.Columns[this.missing,columnIndex]; for(int i=0;i<count;i++) { range.Insert(Excel.XlDirection.xlDown); } } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 插列（在指定WorkSheet指定列右边插入指定数量列） /// </summary> /// <param name="sheetIndex"></param> /// <param name="columnIndex"></param> /// <param name="count"></param> public void InsertColumns(int sheetIndex,int columnIndex,int count) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } try { workSheet = (Excel.Worksheet)workBook.Worksheets[sheetIndex]; range = (Excel.Range)workSheet.Columns[this.missing,columnIndex]; for(int i=0;i<count;i++) { range.Insert(Excel.XlDirection.xlDown); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 复制列（在指定列右边复制指定数量列） /// </summary> /// <param name="columnIndex"></param> /// <param name="count"></param> public void CopyColumns(int columnIndex,int count) { try { for(int n=1;n<=this.WorkSheetCount;n++) { workSheet = (Excel.Worksheet)workBook.Worksheets[n]; // range1 = (Excel.Range)workSheet.Columns[columnIndex,this.missing]; range1 = (Excel.Range)workSheet.get_Range(this.IntToLetter(columnIndex)+"1",this.IntToLetter(columnIndex)+"10000"); for(int i=1;i<=count;i++) { // range2 = (Excel.Range)workSheet.Columns[this.missing,columnIndex + i]; range2 = (Excel.Range)workSheet.get_Range(this.IntToLetter(columnIndex+i)+"1",this.IntToLetter(columnIndex+i)+"10000"); range1.Copy(range2); } } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 复制列（在指定WorkSheet指定列右边复制指定数量列） /// </summary> /// <param name="sheetIndex"></param> /// <param name="columnIndex"></param> /// <param name="count"></param> public void CopyColumns(int sheetIndex,int columnIndex,int count) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } try { workSheet = (Excel.Worksheet)workBook.Worksheets[sheetIndex]; // range1 = (Excel.Range)workSheet.Columns[Type.Missing,columnIndex]; range1 = (Excel.Range)workSheet.get_Range(this.IntToLetter(columnIndex)+"1",this.IntToLetter(columnIndex)+"10000"); for(int i=1;i<=count;i++) { // range2 = (Excel.Range)workSheet.Columns[Type.Missing,columnIndex + i]; range2 = (Excel.Range)workSheet.get_Range(this.IntToLetter(columnIndex+i)+"1",this.IntToLetter(columnIndex+i)+"10000"); range1.Copy(range2); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 删除列 /// </summary> /// <param name="columnIndex"></param> /// <param name="count"></param> public void DeleteColumns(int columnIndex,int count) { try { for(int n=1;n<=this.WorkSheetCount;n++) { workSheet = (Excel.Worksheet)workBook.Worksheets[n]; range = (Excel.Range)workSheet.Columns[this.missing,columnIndex]; for(int i=0;i<count;i++) { range.Delete(Excel.XlDirection.xlDown); } } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 删除列 /// </summary> /// <param name="sheetIndex"></param> /// <param name="columnIndex"></param> /// <param name="count"></param> public void DeleteColumns(int sheetIndex,int columnIndex,int count) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } try { workSheet = (Excel.Worksheet)workBook.Worksheets[sheetIndex]; range = (Excel.Range)workSheet.Columns[this.missing,columnIndex]; for(int i=0;i<count;i++) { range.Delete(Excel.XlDirection.xlDown); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } #endregion #region Range Methods /// <summary> /// 将指定范围区域拷贝到目标区域 /// </summary> /// <param name="sheetIndex">WorkSheet索引</param> /// <param name="startCell">要拷贝区域的开始Cell位置（比如：A10）</param> /// <param name="endCell">要拷贝区域的结束Cell位置（比如：F20）</param> /// <param name="targetCell">目标区域的开始Cell位置（比如：H10）</param> public void RangeCopy(int sheetIndex,string startCell,string endCell,string targetCell) { if(sheetIndex > this.WorkSheetCount) { this.KillExcelProcess(); throw new Exception("索引超出范围，WorkSheet索引不能大于WorkSheet数量！"); } try { workSheet = (Excel.Worksheet)workBook.Worksheets.get_Item(sheetIndex); range1 = workSheet.get_Range(startCell,endCell); range2 = workSheet.get_Range(targetCell,this.missing); range1.Copy(range2); } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 将指定范围区域拷贝到目标区域 /// </summary> /// <param name="sheetName">WorkSheet名称</param> /// <param name="startCell">要拷贝区域的开始Cell位置（比如：A10）</param> /// <param name="endCell">要拷贝区域的结束Cell位置（比如：F20）</param> /// <param name="targetCell">目标区域的开始Cell位置（比如：H10）</param> public void RangeCopy(string sheetName,string startCell,string endCell,string targetCell) { try { Excel.Worksheet sheet = null; for(int i=1;i<=this.WorkSheetCount;i++) { workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(i); if(workSheet.Name == sheetName) { sheet = workSheet; } } if(sheet != null) { for(int i=sheetCount;i>=1;i--) { range1 = sheet.get_Range(startCell,endCell); range2 = sheet.get_Range(targetCell,this.missing); range1.Copy(range2); } } else { this.KillExcelProcess(); throw new Exception("名称为/"" + sheetName + "/"的工作表不存在"); } } catch(Exception e) { this.KillExcelProcess(); throw e; } } /// <summary> /// 自动填充 /// </summary> public void RangAutoFill() { Excel.Range rng = workSheet.get_Range("B4", Type.Missing); rng.Value2 = "星期一 "; rng.AutoFill(workSheet.get_Range("B4","B9"), Excel.XlAutoFillType.xlFillWeekdays); rng = workSheet.get_Range("C4", Type.Missing); rng.Value = "一月"; rng.AutoFill(workSheet.get_Range("C4","C9"), Excel.XlAutoFillType.xlFillMonths); rng = workSheet.get_Range("D4",Type.Missing); rng.Value2 = "1"; rng.AutoFill(workSheet.get_Range("D4","D9"), Excel.XlAutoFillType.xlFillSeries); rng = workSheet.get_Range("E4",Type.Missing); rng.Value2 = "3"; rng = workSheet.get_Range("E5",Type.Missing); rng.Value2 = "6"; rng = workSheet.get_Range("E4","E5"); rng.AutoFill(workSheet.get_Range("E4","E9"), Excel.XlAutoFillType.xlFillSeries); } /// <summary> /// 应用样式 /// </summary> public void ApplyStyle() { object missingValue = Type.Missing; Excel.Range rng = workSheet.get_Range("B3","L23"); Excel.Style style; try { style = workBook.Styles["NewStyle"]; } // Style doesn't exist yet. catch { style = workBook.Styles.Add("NewStyle", missingValue); style.Font.Name = "Verdana"; style.Font.Size = 12; style.Font.Color = 255; style.Interior.Color = (200 << 16) | (200 << 8) | 200; style.Interior.Pattern = Excel.XlPattern.xlPatternSolid; } rng.Value2 = "'Style Test"; rng.Style = "NewStyle"; rng.Columns.AutoFit(); } #endregion #region ExcelHelper Kit /// <summary> /// 将Excel列的字母索引值转换成整数索引值 /// </summary> /// <param name="letter"></param> /// <returns></returns> public int LetterToInt(string letter) { int n = 0; if(letter.Trim().Length == 0) throw new Exception("不接受空字符串！"); if(letter.Length >= 2) { char c1 = letter.ToCharArray(0,2)[0]; char c2 = letter.ToCharArray(0,2)[1]; if(!char.IsLetter(c1) || !char.IsLetter(c2)) { throw new Exception("格式不正确，必须是字母！"); } c1 = char.ToUpper(c1); c2 = char.ToUpper(c2); int i = Convert.ToInt32(c1) - 64; int j = Convert.ToInt32(c2) - 64; n = i * 26 + j; } if(letter.Length == 1) { char c1 = letter.ToCharArray()[0]; if(!char.IsLetter(c1)) { throw new Exception("格式不正确，必须是字母！"); } c1 = char.ToUpper(c1); n = Convert.ToInt32(c1) - 64; } if(n > 256) throw new Exception("索引超出范围，Excel的列索引不能超过256！"); return n; } /// <summary> /// 将Excel列的整数索引值转换为字符索引值 /// </summary> /// <param name="n"></param> /// <returns></returns> public string IntToLetter(int n) { if(n > 256) throw new Exception("索引超出范围，Excel的列索引不能超过256！"); int i = Convert.ToInt32(n / 26); int j = n % 26; char c1 = Convert.ToChar( i + 64 ); char c2 = Convert.ToChar( j + 64 ); if(n > 26) return c1.ToString() + c2.ToString(); else if(n == 26) return "Z"; else return c2.ToString(); } #endregion #region Output File(注意：如果目标文件已存在的话会出错) /// <summary> /// 输出Excel文件并退出 /// </summary> public void OutputExcelFile() { if(this.outputFile == null) throw new Exception("没有指定输出文件路径！"); try { workBook.SaveAs(outputFile,missing,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); } catch(Exception e) { throw e; } finally { this.Dispose(); } } /// <summary> /// 输出指定格式的文件（支持格式：HTML，CSV，TEXT，EXCEL） /// </summary> /// <param name="format">HTML，CSV，TEXT，EXCEL，XML</param> public void OutputFile(string format) { if(this.outputFile == null) throw new Exception("没有指定输出文件路径！"); try { switch(format) { case "HTML": { workBook.SaveAs(outputFile,Excel.XlFileFormat.xlHtml,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } case "CSV": { workBook.SaveAs(outputFile,Excel.XlFileFormat.xlCSV,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } case "TEXT": { workBook.SaveAs(outputFile,Excel.XlFileFormat.xlHtml,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } // case "XML": // { // workBook.SaveAs(outputFile,Excel.XlFileFormat.xlXMLSpreadsheet, Type.Missing, Type.Missing, // Type.Missing, Type.Missing, Excel.XlSaveAsAccessMode.xlNoChange, // Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing); // break; // // } default: { workBook.SaveAs(outputFile,missing,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } } } catch(Exception e) { throw e; } finally { this.Dispose(); } } /// <summary> /// 保存文件 /// </summary> public void SaveFile() { try { workBook.Save(); } catch(Exception e) { throw e; } finally { this.Dispose(); } } /// <summary> /// 另存文件 /// </summary> public void SaveAsFile() { if(this.outputFile == null) throw new Exception("没有指定输出文件路径！"); try { workBook.SaveAs(outputFile,missing,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); } catch(Exception e) { throw e; } finally { this.Dispose(); } } /// <summary> /// 将Excel文件另存为指定格式 /// </summary> /// <param name="format">HTML，CSV，TEXT，EXCEL，XML</param> public void SaveAsFile(string format) { if(this.outputFile == null) throw new Exception("没有指定输出文件路径！"); try { switch(format) { case "HTML": { workBook.SaveAs(outputFile,Excel.XlFileFormat.xlHtml,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } case "CSV": { workBook.SaveAs(outputFile,Excel.XlFileFormat.xlCSV,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } case "TEXT": { workBook.SaveAs(outputFile,Excel.XlFileFormat.xlHtml,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } // case "XML": // { // workBook.SaveAs(outputFile,Excel.XlFileFormat.xlXMLSpreadsheet, Type.Missing, Type.Missing, // Type.Missing, Type.Missing, Excel.XlSaveAsAccessMode.xlNoChange, // Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing); // break; // } default: { workBook.SaveAs(outputFile,missing,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } } } catch(Exception e) { throw e; } finally { this.Dispose(); } } /// <summary> /// 另存文件 /// </summary> /// <param name="fileName">文件名</param> public void SaveFile(string fileName) { try { workBook.SaveAs(fileName,missing,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); } catch(Exception e) { throw e; } finally { this.Dispose(); } } /// <summary> /// 将Excel文件另存为指定格式 /// </summary> /// <param name="fileName">文件名</param> /// <param name="format">HTML，CSV，TEXT，EXCEL，XML</param> public void SaveAsFile(string fileName,string format) { try { switch(format) { case "HTML": { workBook.SaveAs(fileName,Excel.XlFileFormat.xlHtml,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } case "CSV": { workBook.SaveAs(fileName,Excel.XlFileFormat.xlCSV,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } case "TEXT": { workBook.SaveAs(fileName,Excel.XlFileFormat.xlHtml,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } // case "XML": // { // workBook.SaveAs(fileName,Excel.XlFileFormat.xlXMLSpreadsheet, Type.Missing, Type.Missing, // Type.Missing, Type.Missing, Excel.XlSaveAsAccessMode.xlNoChange, // Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing); // break; // } default: { workBook.SaveAs(fileName,missing,missing,missing,missing,missing,Excel.XlSaveAsAccessMode.xlExclusive,missing,missing,missing,missing); break; } } } catch(Exception e) { throw e; } finally { this.Dispose(); } } #endregion #endregion #region 私有方法 /// <summary> /// 合并单元格，并赋值，对指定WorkSheet操作 /// </summary> /// <param name="beginRowIndex">开始行索引</param> /// <param name="beginColumnIndex">开始列索引</param> /// <param name="endRowIndex">结束行索引</param> /// <param name="endColumnIndex">结束列索引</param> /// <param name="text">合并后Range的值</param> private void MergeCells(Excel.Worksheet sheet,int beginRowIndex,int beginColumnIndex,int endRowIndex,int endColumnIndex,string text) { if(sheet == null) return; range = sheet.get_Range(sheet.Cells[beginRowIndex,beginColumnIndex],sheet.Cells[endRowIndex,endColumnIndex]); range.ClearContents(); //先把Range内容清除，合并才不会出错 range.MergeCells = true; range.Value = text; range.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter; range.VerticalAlignment = Excel.XlVAlign.xlVAlignCenter; } /// <summary> /// 将指定索引列的数据相同的行合并，对指定WorkSheet操作 /// </summary> /// <param name="columnIndex">要合并的列索引</param> /// <param name="beginRowIndex">合并开始行索引</param> /// <param name="rows">要合并的行数</param> private void MergeRows(Excel.Worksheet sheet,int columnIndex,int beginRowIndex,int rows) { int beginIndex = beginRowIndex; int count = 0; string text1; string text2; if(sheet == null) return; for(int j=beginRowIndex;j<beginRowIndex+rows;j++) { range1 = (Excel.Range)sheet.Cells[j,columnIndex]; range2 = (Excel.Range)sheet.Cells[j+1,columnIndex]; text1 = range1.Text.ToString(); text2 = range2.Text.ToString(); if(text1 == text2) { ++count; } else { if(count > 0) { this.MergeCells(sheet,beginIndex,columnIndex,beginIndex+count,columnIndex,text1); } beginIndex = j + 1; //设置开始合并行索引 count = 0; //计数器清0 } } } /// <summary> /// 计算WorkSheet数量 /// </summary> /// <param name="rowCount">记录总行数</param> /// <param name="rows">每WorkSheet行数</param> public int GetSheetCount(int rowCount,int rows) { int n = rowCount % rows; //余数 if(n == 0) return rowCount / rows; else return Convert.ToInt32(rowCount / rows) + 1; } /// <summary> /// 结束Excel进程 /// </summary> public void KillExcelProcess() { Process[] myProcesses; DateTime startTime; myProcesses = Process.GetProcessesByName("Excel"); //得不到Excel进程ID，暂时只能判断进程启动时间 foreach(Process myProcess in myProcesses) { startTime = myProcess.StartTime; if(startTime > beforeTime && startTime < afterTime) { myProcess.Kill(); } } } private void Dispose() { workBook.Close(null,null,null); app.Workbooks.Close(); app.Quit(); if(range != null) { System.Runtime.InteropServices.Marshal.ReleaseComObject(range); range = null; } if(range1 != null) { System.Runtime.InteropServices.Marshal.ReleaseComObject(range1); range1 = null; } if(range2 != null) { System.Runtime.InteropServices.Marshal.ReleaseComObject(range2); range2 = null; } if(textBox != null) { System.Runtime.InteropServices.Marshal.ReleaseComObject(textBox); textBox = null; } if(workSheet != null) { System.Runtime.InteropServices.Marshal.ReleaseComObject(workSheet); workSheet = null; } if(workBook != null) { System.Runtime.InteropServices.Marshal.ReleaseComObject(workBook); workBook = null; } if(app != null) { System.Runtime.InteropServices.Marshal.ReleaseComObject(app); app = null; } GC.Collect(); this.KillExcelProcess(); }//end Dispose #endregion }//end class }//end namespace
