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
C#操作EXCEL全解（代码）
提示：运行之前必须先引用Interop.Excel.dll模块
using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.OleDb;
using System.Windows.Forms;
using System.Reflection;
using Excel;
namespace AnalysisSystem.DB
{
public class ExcelOperation
{
private string _fileName;//保存路径名
public ExcelOperation(string fileName)
{
_fileName = fileName;
}
private OleDbConnection GetConnection()
{
string connectString = string.Format("Provider=Microsoft.Jet.OLEDB.4.0;Data Source={0};Extended Properties=Excel 8.0",_fileName);
OleDbConnection myConn = new OleDbConnection(connectString);//建立链接
return myConn;
}
public System.Data.DataTable ExecuteTableResult(string strSql)
{
System.Data.DataTable dt = new System.Data.DataTable();
try
{
OleDbConnection conn = this.GetConnection();
OleDbDataAdapter da = new OleDbDataAdapter(strSql, conn);//执行相关SQL语句
da.Fill(dt);
}
catch (System.Exception ex)
{
//do nothing
}
return dt;
}
public DataSet ExecuteSetResult(string strSql,string table_name)
{
DataSet ds = new DataSet();
string temp_name = "[" + table_name + "$]";
try
{
OleDbConnection conn = this.GetConnection();
OleDbDataAdapter da = new OleDbDataAdapter(strSql, conn);
da.Fill(ds,temp_name);
}
catch (System.Exception ex)
{
//do nothing
}
return ds;
}
public string ExecuteOneResult(string strSql)
{
string result = "";
System.Data.DataTable dt = new System.Data.DataTable();
try
{
OleDbConnection conn = this.GetConnection();
OleDbDataAdapter da = new OleDbDataAdapter(strSql, conn);
da.Fill(dt);
}
catch (System.Exception ex)
{
//do nothing
}
if (dt != null && dt.Rows.Count > 0)
{
result = dt.Rows[0][0].ToString();
}
return result;
}
public void ExecuteNonResult(string strSql)
{
try
{
OleDbConnection conn = this.GetConnection();
OleDbCommand cmd = new OleDbCommand(strSql, conn);
cmd.ExecuteNonQuery();
}
catch (System.Exception ex)
{
//do nothing
}
}
private _Workbook W_B(Excel.Application app)
{
Workbooks workbooks = app.Workbooks;
_Workbook workbook = workbooks.Add(XlWBATemplate.xlWBATWorksheet);
return workbook;
}
private _Worksheet W_S(_Workbook work_book)
{
Sheets sheets = work_book.Worksheets;
_Worksheet worksheet = (_Worksheet)sheets.get_Item(1);//获取选择第一个表，本身默认名称为Sheet1
return worksheet;
}
//从DataGridView中导出数据到Excel表,单表导出
public void Excel_out(DataGridView dataGridView1)
{
//建立Excel对象
Excel.Application app = new Excel.Application();
try
{
_Workbook workbook = this.W_B(app);
_Worksheet worksheet = this.W_S(workbook);
string sLen = "";
//取得最后一列列名
char H = (char)(64 + dataGridView1.ColumnCount / 26);
char L = (char)(64 + dataGridView1.ColumnCount % 26);
if (dataGridView1.ColumnCount < 26)
{
sLen = L.ToString();
}
else
{
sLen = H.ToString() + L.ToString();
}
//标题
string sTmp = sLen + "1";
Range ranCaption = worksheet.get_Range(sTmp, "A1");
string[] asCaption = new string[dataGridView1.ColumnCount];
for (int i = 0; i < dataGridView1.ColumnCount; i++)
{
asCaption[i] = dataGridView1.Columns[i].HeaderText;
}
ranCaption.Value2 = asCaption;
//数据
object[] obj = new object[dataGridView1.Columns.Count];
for (int r = 0; r < dataGridView1.RowCount - 1; r++)
{
for (int l = 0; l < dataGridView1.Columns.Count; l++)
{
if (dataGridView1[l, r].ValueType == typeof(DateTime))
{
obj[l] = dataGridView1[l, r].Value.ToString();
}
else
{
obj[l] = dataGridView1[l, r].Value;
}
}
string cell1 = sLen + ((int)(r + 2)).ToString();
string cell2 = "A" + ((int)(r + 2)).ToString();
Range ran = worksheet.get_Range(cell1, cell2);
ran.Value2 = obj;
}
//保存
workbook.SaveCopyAs(this._fileName);
workbook.Saved = true;
}
finally
{
//关闭
app.UserControl = false;
app.Quit();
}
}
/// <summary>
/// 多表导出
/// </summary>
/// <param name="dataGridView">DataGridView列表集合</param>
/// <param name="TableList">表名称集合</param>
public void Excel_out_MulTable(List<DataGridView> dataGridView, string[] TableList)
{
//建立Excel对象
Excel.Application app = new Excel.Application();
try
{
Workbooks workbooks = app.Workbooks;//定义一个工作簿集合
_Workbook workbook = workbooks.Add(XlWBATemplate.xlWBATWorksheet);//向工作簿添加一个新工作簿
Sheets sheets = workbook.Worksheets;//定义一个工作表集合
_Worksheet worksheet ;
int wnumber = 0;
while (wnumber++ < (TableList.GetLength(0) - 1))
{
sheets.Add(Missing.Value, Missing.Value, Missing.Value, Missing.Value);//向一个工作表集合添加一个新工作表
}
/*提醒：Missing类为命名空间System.Reflection中的类，所以记得引入*/
wnumber = 0;
foreach (DataGridView dataGridView1 in dataGridView)
{
worksheet = null;
worksheet = (_Worksheet)sheets.get_Item(wnumber + 1);//取出需要进行操作的工作表
worksheet.Name = TableList[wnumber];//设置改工作表名称
if (wnumber != 0)
sheets.Select(wnumber);//选中操作表
string sLen = "";
//取得最后一列列名
char H = (char)(64 + dataGridView1.ColumnCount / 26);
char L = (char)(64 + dataGridView1.ColumnCount % 26);
if (dataGridView1.ColumnCount < 26)
{
sLen = L.ToString();
}
else
{
sLen = H.ToString() + L.ToString();
}
//标题
string sTmp = sLen + "1";
Range ranCaption = worksheet.get_Range(sTmp, "A1");
string[] asCaption = new string[dataGridView1.ColumnCount];
for (int i = 0; i < dataGridView1.ColumnCount; i++)
{
asCaption[i] = dataGridView1.Columns[i].HeaderText;
}
ranCaption.Value2 = asCaption;
//数据
object[] obj = new object[dataGridView1.Columns.Count];
for (int r = 0; r < dataGridView1.RowCount - 1; r++)
{
for (int l = 0; l < dataGridView1.Columns.Count; l++)
{
if (dataGridView1[l, r].ValueType == typeof(DateTime))
{
obj[l] = dataGridView1[l, r].Value.ToString();
}
else
{
obj[l] = dataGridView1[l, r].Value;
}
}
string cell1 = sLen + ((int)(r + 2)).ToString();
string cell2 = "A" + ((int)(r + 2)).ToString();
Range ran = worksheet.get_Range(cell1, cell2);//设置单元格
ran.Value2 = obj;
}
wnumber++;
}
//保存
workbook.SaveCopyAs(this._fileName);
workbook.Saved = true;
}
finally
{
//关闭
app.UserControl = false;
app.Quit();
}
}
}
}