devilhand
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weituotian：
这篇文章真的很好阿
C#利用反射,遍历获得一个类的所有属性名,以及该类的实例的所有属性的值 -
clshuai：
博主，你好，看了你的这篇文章，让我很敬佩。可谓内容之全，涵盖范 ...
C#操作Excel -
devilhand：
DataGridView刷新数据的问题 -
devilhand：
DataGridView刷新数据的问题 -
devilhand：
DataGridView刷新数据的问题
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using Excel = Microsoft.Office.Interop.Excel;
using System.Diagnostics;
using System.IO;
using System.Collections;
using System.Data;
namespace Core.Helper
{
/// <summary>
/// excel操作类
/// 开发环境：2007
/// </summary>
public class ExcelHelper : IDisposable
{
#region 构造函数
/// <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;
excelApp = new Excel.ApplicationClass();
excelApp.Visible = false;
excelApp.DisplayAlerts = false;
excelApp.AlertBeforeOverwriting = false;
//打开模板文件，得到WorkBook对象
workBook = excelApp.Workbooks.Open(templetFile, missing, missing, missing, missing, missing,
missing, missing, missing, missing, missing, missing, missing, Type.Missing, Type.Missing);
//得到WorkSheet对象
workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(1);
}
DateTime beforeTime;
DateTime afterTime;
/// <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;
excelApp = new Excel.ApplicationClass();
excelApp.Visible = false;
excelApp.DisplayAlerts = false;
excelApp.AlertBeforeOverwriting = false;
//打开一个WorkBook
workBook = excelApp.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, Type.Missing, Type.Missing);
afterTime = DateTime.Now;
//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()
{
beforeTime = DateTime.Now;
excelApp = new Excel.ApplicationClass();
afterTime = DateTime.Now;
excelApp.Visible = false;
//设置禁止弹出保存和覆盖的询问提示框
excelApp.DisplayAlerts = false;
excelApp.AlertBeforeOverwriting = false;
//新建一个WorkBook
workBook = excelApp.Workbooks.Add(Type.Missing);
//得到WorkSheet对象
workSheet = (Excel.Worksheet)workBook.Sheets.get_Item(1);
}
#endregion
#region 成员变量
private string templetFile = null;
private string outputFile = null;
private object missing = System.Reflection.Missing.Value;
Excel.Application excelApp;
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 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;
object[,] ss = new object[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.Value2 = 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
object[,] arr = new object[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.Value2 = arr;
}
public void DataTableToExcel(DataTable dt, int top, int left, Excel.Worksheet objSheet)
{
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
object[,] arr = new object[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)objSheet.Cells[top, left];
range = range.get_Resize(rowCount, colCount);
range.Value2 = 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;
object[,] ss = new object[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.Value2 = 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(object[,] 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;
object[,] ss = new object[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.Value2 = 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(object[,] 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(object[,] 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.Value2 = 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(object[,] 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.Value2 = 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, object[,] arr, int top, int left)
{
if (sheetIndex > this.WorkSheetCount)
{
this.KillExcelProcess(false);
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(object[,] 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;
object[,] ss = new object[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.Value2 = 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(false);
throw new Exception("名称为\"" + sheetName + "\"的工作表不存在");
}
}
catch (Exception e)
{
this.KillExcelProcess(false);
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(false);
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(false);
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(false);
throw new Exception("名称为\"" + sheetName + "\"的工作表不存在");
}
}
catch (Exception e)
{
this.KillExcelProcess(false);
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(false);
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(false);
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(false);
throw new Exception("名称为\"" + sheetName + "\"的工作表不存在");
}
}
catch (Exception e)
{
this.KillExcelProcess(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
throw new Exception("向单元格[" + dic.Key + "]写数据出错！");
}
}
}
else
{
this.KillExcelProcess(false);
throw new Exception("名称为\"" + sheetName + "\"的工作表不存在");
}
}
catch (Exception e)
{
this.KillExcelProcess(false);
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.Value2 = 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(false);
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.Value2 = 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(false);
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, missing);
}
}
}
catch (Exception e)
{
this.KillExcelProcess(false);
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(false);
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, missing);
}
}
catch (Exception e)
{
this.KillExcelProcess(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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, missing);
}
}
}
catch (Exception e)
{
this.KillExcelProcess(false);
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(false);
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, missing);
}
}
catch (Exception e)
{
this.KillExcelProcess(false);
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(false);
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(false);
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(false);
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(false);
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(false);
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(false);
throw e;
}
}
#region 通过列数获取excel列名
public String GetColumnName(int num)
{
String[] COL_NAME =
{
"A", "B", "C", "D", "E", "F", "G", "H", "I", "J",
"K", "L", "M", "N", "O", "P", "Q", "R", "S", "T",
"U", "V", "W", "X", "Y", "Z"
};
int a = 0, b = num;
String col = "";
if (b < 26)
{
col = COL_NAME[b];
}
else
{
while (b >= 26)
{
a = b % 26;
b = b / 26;
col = COL_NAME[a] + col;
}
col = COL_NAME[b - 1] + col;
}
return col;
}
#endregion
#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
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评论
1 楼
clshuai
2012-04-08
博主，你好，看了你的这篇文章，让我很敬佩。可谓内容之全，涵盖范围之广啊。
之后我一直在研读你的代码，可是让我遗憾的是，博主没有把代码写全，后面好像还少了很多的内容，希望博主能补全，或者提供代码下载，小弟们将不胜感激。
或者麻烦博主给我email一份：hellocaols@163.com， 将非常的感谢！
发表评论
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