excel操作代码(C#完整版)

excel操作代码(C#完整版)

using System;
using System.Collections;
using Excel=Microsoft.Office.Interop.Excel;
namespace WindowsApplication1
{
///
/// 对Excel进行操作的类。
///
public class JointExcel
{
#region 私有成员
private Excel.ApplicationClass m_objExcel;//Excel应用程序对象
private Excel.Workbooks m_objBooks;//Excel的Books对象
private Excel.Workbook m_objBook;//当前Book对象
private Excel.Worksheet m_objSheet;//当前Sheet对象
private Excel.Range m_Range;//当前Range对象
private System.Reflection.Missing miss =
System.Reflection.Missing.Value;//空数据变量
private Excel.Font m_Font;//当前单元格的字体属性对象
private Excel.Borders m_Borders;//当前单元格或者区域的边框属性对象

//单元格的四条边框对象
private Excel.Border m_BorderTop;
private Excel.Border m_BorderBottom;
private Excel.Border m_BorderLeft;
private Excel.Border m_BorderRight;

private Excel.Range m_cellRange;//单元格Range对象，用来取得对象的Rows和Columns属性对象

//单元格列号数组
private string[] m_colString = new string[26] { "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"};
#endregion

///
/// 本类使用在web application中时，请在Web.Config中添加
///
///
public JointExcel()
{
m_objExcel = new Excel.ApplicationClass();
m_objBooks = (Excel.Workbooks)m_objExcel.Workbooks;
m_objBook = (Excel.Workbook)(m_objBooks.Add(miss));
m_objSheet = (Excel.Worksheet)m_objBook.ActiveSheet;
}

~JointExcel()
{
//释放所有Com对象
if (m_cellRange != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_cellRange);
if (m_BorderTop != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_BorderTop);
if (m_BorderBottom != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_BorderBottom);
if (m_BorderLeft != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_BorderLeft);
if (m_BorderRight != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_BorderRight);
if (m_Borders != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_Borders);
if (m_Font != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_Font);
if (m_Range != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_Range);
if (m_objSheet != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_objSheet);
if (m_objBook != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_objBook);
if (m_objBooks != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_objBooks);
if (m_objExcel != null)
System.Runtime.InteropServices.Marshal.ReleaseComObject(m_objExcel);
GC.Collect();
}

#region 选定单元格
private string GetCell(int ColNum, int RowNum)
{
string temp = "A";
int row = RowNum+1;
if (ColNum < 0 || ColNum > 255)
{
throw new Exception("行号错误");
}
int i0, i1 = 0;
i0 = Math.DivRem(ColNum, 25, out i1);
if (i0 == 0 && i1 == 0)
{
return "A" + row.ToString();
}
if (i0 == 0 && i1 > 0)
{
return m_colString[i1] + row.ToString();
}
else
{
//return temp + m_colString[i0] + row.ToString();
return m_colString[i0] + m_colString[i1] + row.ToString();
}
}
///
/// 选定相应单元格
///
/// int 列号
/// int 行号
public void SetRange(int ColNum, int RowNum)
{
m_Range = m_objSheet.get_Range((object)GetCell(ColNum, RowNum), miss);
m_Font = m_Range.Font;
m_Borders = m_Range.Borders;

m_BorderTop = m_Borders[Excel.XlBordersIndex.xlEdgeTop];
m_BorderBottom = m_Borders[Excel.XlBordersIndex.xlEdgeBottom];
m_BorderLeft = m_Borders[Excel.XlBordersIndex.xlEdgeLeft];
m_BorderRight = m_Borders[Excel.XlBordersIndex.xlEdgeRight];

m_cellRange = m_Range;
}
///
/// 选择相应的区域
///
/// 起始单元格列号
/// 起始单元格行号
/// 结束单元格列号
/// 结束单元格行号
public void SetRange(int startColNum, int startRowNum, int endColNum, int
endRowNum)
{
m_Range =
m_objSheet.get_Range((object)GetCell(startColNum, startRowNum), (object)GetCell(endColNum, endRowNum));
m_Font = m_Range.Font;
m_Borders = m_Range.Borders;

m_BorderTop = m_Borders[Excel.XlBordersIndex.xlEdgeTop];
m_BorderBottom = m_Borders[Excel.XlBordersIndex.xlEdgeBottom];
m_BorderLeft = m_Borders[Excel.XlBordersIndex.xlEdgeLeft];
m_BorderRight = m_Borders[Excel.XlBordersIndex.xlEdgeRight];

m_cellRange = m_Range;
}
#endregion

//开始具体的Excel操作
#region 给单元格附值
///
/// 给选定单元格附值
///
/// 值
public void SetCellValue(string value)
{
if (m_Range == null) throw new System.Exception("没有设定单元格或者区域");
m_Range.Value2 = value;
}
///
/// 给选定单元格附值
///
/// 列号
/// 行号
/// 值
public void SetCellValue(int row, int col, string value)
{
SetRange(col, row);
m_Range.Value2 = value;
m_Range.Font.Name = "Arial";
m_Range.Font.Size = 9;
}

///
/// 合并选定区域后给其附值
///
/// 起始行号
/// 起始列号
/// 结束行号
/// 结束列号
/// 值
public void SetCellValue(int startRow, int startCol, int endRow, int
endCol, string value)
{
Merge(startRow, startCol, endRow, endCol);
m_Range.Value2 = value;
m_Range.Font.Size = 9;
m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenterAcrossSelection;

}
#endregion

public void SetCellbolk(int row, int col)
{
SetRange(col, row);
m_Range.Font.Bold = true;
}

#region 设定单元格对齐方式
///
/// 设定单元格中文字的对齐方式
///
/// 对齐方式
//public void SetHorizontal(JointEmun.ExcelAlign ea)
//{
// if (m_Range == null) throw new System.Exception("没有设定单元格或者区域");
// switch (ea.ToString())
// {
// case "Left":
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignLeft;
// break;
// case "Right":
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignRight;
// break;
// case "center":
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter;
// break;
// default:
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignLeft;
// break;
// }
//}
///
/// 设定单元格中文字的对齐方式
///
/// 单元格行号
/// 单元格列号
/// 对齐方式
// public void SetHorizontal(int rowIndex, int columnIndex, JointEmun.ExcelAlign
//ea)
// {
// SetRange(columnIndex, rowIndex);
// switch (ea.ToString())
// {
// case "Left":
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignLeft;
// break;
// case "Right":
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignRight;
// break;
// case "center":
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter;
// break;
// default:
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignLeft;
// break;
// }
// }
///
/// 设定选定区域的对齐方式
///
/// 起始行号
/// 起始列号
/// 结束行号
/// 结束列号
/// 对齐方式
// public void SetHorizontal(int startRowIndex, int startColumnIndex, int
//endRowIndex, int endColumnIndex, JointEmun.ExcelAlign ea)
// {
// SetRange(startColumnIndex, startRowIndex, endColumnIndex, endRowIndex);
// switch (ea.ToString())
// {
// case "Left":
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignLeft;
// break;
// case "Right":
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignRight;
// break;
// case "center":
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter;
// break;
// default:
// m_Range.HorizontalAlignment = Excel.XlHAlign.xlHAlignLeft;
// break;
// }
// }
#endregion

#region 设置行高和列宽
///
/// 设置列宽
///
/// 列宽度
public void SetColumnWidth(float columnWidth)
{
m_Range.ColumnWidth = columnWidth;
}
///
/// 设置列宽
///
/// 列号
/// 列宽度
public void SetColumnWidth(int columnIndex, float columnWidth)
{
SetRange(columnIndex, 0);
m_Range.ColumnWidth = columnWidth;
}
///
/// 设置行高
///
/// 行宽度
public void SetRowHeigh(float rowHeigh)
{
m_Range.RowHeight = rowHeigh;
}
///
/// 设置行高
///
/// 行号
/// 行宽度
public void SetRowHeigh(int rowIndex, float rowHeigh)
{
SetRange(0, rowIndex);
m_Range.RowHeight = rowHeigh;
}
#endregion

#region 合并单元格
///
/// 将选定区域中的单元格合并
///
public void Merge()
{
m_Range.Merge(null);
}
///
/// 将选定区域中的单元格合并
///
/// 起始行号
/// 起始列号
/// 结束行号
/// 结束列号
public void Merge(int startRowIndex, int startColumnIndex, int endRowIndex,
int endColumnIndex)
{
SetRange(startColumnIndex, startRowIndex, endColumnIndex, endRowIndex);
m_Range.Merge(null);
}
#endregion

#region 设置字体名称、大小
///
/// 设置区域内的字体
///
/// 起始行号
/// 起始列号
/// 结束行号
/// 结束列号
/// 字体名称
public void SetFont(int startRowIndex, int startColumnIndex, int endRowIndex,
int endColumnIndex, string fontName)
{
SetRange(startColumnIndex, startRowIndex, endColumnIndex, endRowIndex);
m_Font.Name = fontName;
}
///
/// 设置区域内的字号（文字大小）
///
/// 起始行号
/// 起始列号
/// 结束行号
/// 结束列号
/// 字号
public void SetFont(int startRowIndex, int startColumnIndex, int endRowIndex,
int endColumnIndex, int fontSize)
{
SetRange(startColumnIndex, startRowIndex, endColumnIndex, endRowIndex);
m_Font.Size = fontSize;
}
///
/// 设置区域内的字体以及字号
///
/// 起始行号
/// 起始列号
/// 结束行号
/// 结束列号
/// 字体名称
/// 字号
public void SetFont(int startRowIndex, int startColumnIndex, int endRowIndex,
int endColumnIndex, string fontName, int fontSize)
{
SetRange(startColumnIndex, startRowIndex, endColumnIndex, endRowIndex);
m_Font.Name = fontName;
m_Font.Size = fontSize;
}
///
/// 设置单元格的字体和字号
///
/// 行号
/// 列号
/// 字体
/// 字号
public void SetFont(int rowIndex, int columnIndex, string fontName, int
fontSize)
{
SetRange(columnIndex, rowIndex);
m_Font.Name = fontName;
m_Font.Size = fontSize;
}
///
/// 设置单元格的字体
///
/// 行号
/// 列号
/// 字体
public void SetFont(int rowIndex, int columnIndex, string fontName)
{
SetRange(columnIndex, rowIndex);
m_Font.Name = fontName;
}
///
/// 设置单元格的字号
///
/// 行号
/// 列号
/// 字号
public void SetFont(int rowIndex, int columnIndex, int fontSize)
{
SetRange(columnIndex, rowIndex);
m_Font.Size = fontSize;
}
///
/// 设定字体
///
/// 字体
public void SetFont(string fontName)
{
m_Font.Name = fontName;
}
///
#endregion

public void setcolor(int rowSum, int colSum, int endrowSum, int endcolIndex,int color)
{
m_objSheet.get_Range(m_objExcel.Cells[rowSum, colSum], m_objExcel.Cells[endrowSum, endcolIndex]).Select();
m_objSheet.get_Range(m_objExcel.Cells[rowSum, colSum], m_objExcel.Cells[endrowSum, endcolIndex]).Interior.ColorIndex = color;//设置为浅黄色，共
}

//畫邊框
public void setline(int row, int col)
{
//xSt.get_Range(excel.Cells[4, 2], excel.Cells[rowSum, colIndex]).Borders.LineStyle = 1;
//xSt.get_Range(excel.Cells[4, 2], excel.Cells[rowSum, 2]).Borders[XlBordersIndex.xlEdgeLeft].Weight = XlBorderWeight.xlThick;//设置左边线加粗
//xSt.get_Range(excel.Cells[4, 2], excel.Cells[4, colIndex]).Borders[XlBordersIndex.xlEdgeTop].Weight = XlBorderWeight.xlThick;//设置上边线加粗
//xSt.get_Range(excel.Cells[4, colIndex], excel.Cells[rowSum, colIndex]).Borders[XlBordersIndex.xlEdgeRight].Weight = XlBorderWeight.xlThick;//设置右边线加粗
//xSt.get_Range(excel.Cells[rowSum, 2], excel.Cells[rowSum, colIndex]).Borders[XlBordersIndex.xlEdgeBottom].Weight = XlBorderWeight.xlThick;//设置下边线加粗
SetRange(col, row);
m_Range.Borders.LineStyle = 1;
}
public void setline(int srow, int scol, int erow, int ecol, int linetype)
{
m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]).Borders.LineStyle = linetype;

}

public void setlinebold(int srow, int scol, int erow, int ecol, int linetype)
{
m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]).Borders.LineStyle = linetype;
m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]).Borders[Excel.XlBordersIndex.xlEdgeLeft].Weight = Excel.XlBorderWeight.xlThick;//设置左边线加粗
m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]).Borders[Excel.XlBordersIndex.xlEdgeTop].Weight = Excel.XlBorderWeight.xlThick;//设置上边线加粗
m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]).Borders[Excel.XlBordersIndex.xlEdgeRight].Weight = Excel.XlBorderWeight.xlThick;//设置右边线加粗
m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]).Borders[Excel.XlBordersIndex.xlEdgeBottom].Weight = Excel.XlBorderWeight.xlThick;//设置下边线加粗

}

public void setline_left(int srow, int scol, int erow, int ecol, int linetype)
{

m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]).Borders[Excel.XlBordersIndex.xlEdgeLeft].LineStyle = linetype;
}
public void setline_right(int srow, int scol, int erow, int ecol, int linetype)
{

m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]).Borders[Excel.XlBordersIndex.xlEdgeRight].LineStyle = linetype;

}
public void setline_top(int srow, int scol, int erow, int ecol, int linetype)
{

m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]).Borders[Excel.XlBordersIndex.xlEdgeTop].LineStyle = linetype;

}
public void setline_btoon(int srow, int scol, int erow, int ecol, int linetype)
{
m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]).Borders[Excel.XlBordersIndex.xlEdgeBottom].LineStyle = linetype;

}

//賦值2
public void SetCellValue2(int srow, int scol, int erow, int ecol,string value)
{
m_Range=m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]);
m_Range.Value2 = value;
m_Range.Font.Name = "Arial";
m_Range.Font.Size = 9;
}

public void SetCellbolk2(int srow, int scol, int erow, int ecol)
{
m_Range = m_objSheet.get_Range(m_objExcel.Cells[srow, scol], m_objExcel.Cells[erow, ecol]);
m_Range.Font.Bold = true;
}

public void save()
{
m_objBook.SaveAs(@"E:/Demo.xls", miss, miss, miss, miss, miss, Excel.XlSaveAsAccessMode.xlNoChange, miss, miss, miss, miss, miss);
m_objBook.Close(miss, miss, miss);
m_objExcel.Quit();
GC.Collect();
}

}
}