C# 操作Excel常用组件及类是什么情况呢?让我们开始吧:
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C# 操作Excel常用组件及类之添加引用
添加com组件(Microsoft Office 11.0 Object Library )命名空间为Microsoft.Office.Interop.Excel
添加Excel.exe引用默认路径为C:\Program Files\Microsoft Office\OFFICE11\Excel.exe
C# 操作Excel常用组件及类之Excel控制类
- using System; //C# 操作Excel常用组件及类
- using System.Collections.Generic;
- using System.Text;
- using System.Windows.Forms;
- using Excel = Microsoft.Office.Interop.Excel;
- namespace ExcelOperation
- {
- public class ExcelControl
- {
- private Excel.Application m_objExcel = null;
- private Excel.Workbooks m_objBooks = null;
- private Excel._Workbook m_objBook = null;
- private Excel.Sheets m_objSheets = null;
- private Excel._Worksheet m_objSheet = null;
- private Excel.Range m_objRange = null;
- private object m_objOpt = System.Reflection.Missing.Value;
- /// ﹤summary﹥
- /// 打开没有模板的操作。
- /// ﹤/summary﹥
- public void Open()
- {
- this.Open(String.Empty);
- } //C# 操作Excel常用组件及类
- /// ﹤summary﹥
- /// 功能:实现Excel应用程序的打开
- /// ﹤/summary﹥
- /// ﹤param name="TemplateFilePath"﹥模板文件物理路径﹤/param﹥
- public void Open(string TemplateFilePath)
- {
- //打开对象
- m_objExcel = new Excel.Application();
- m_objExcel.Visible = false;
- m_objExcel.DisplayAlerts = false;
- if (m_objExcel.Version != "11.0")
- {
- MessageBox.Show("您的 Excel 版本不是 11.0 (Office 2003),操作可能会出现问题。");
- m_objExcel.Quit();
- return;
- }
- m_objBooks = (Excel.Workbooks)m_objExcel.Workbooks;
- if (TemplateFilePath.Equals(String.Empty))
- {
- m_objBook = (Excel._Workbook)(m_objBooks.Add(m_objOpt));
- }
- else
- { //C# 操作Excel常用组件及类
- m_objBook = m_objBooks.Open(TemplateFilePath,
- m_objOpt, m_objOpt, m_objOpt, m_objOpt,
- m_objOpt, m_objOpt, m_objOpt, m_objOpt, m_objOpt,
- m_objOpt, m_objOpt, m_objOpt, m_objOpt, m_objOpt);
- }
- m_objSheets = (Excel.Sheets)m_objBook.Worksheets;
- m_objSheet = (Excel._Worksheet)(m_objSheets.get_Item(1));
- m_objExcel.WorkbookBeforeClose +=
- new Excel.AppEvents_WorkbookBeforeCloseEventHandler(
- m_objExcel_WorkbookBeforeClose);
- }
- private void m_objExcel_WorkbookBeforeClose(
- Excel.Workbook m_objBooks, ref bool _Cancel)
- {
- MessageBox.Show("保存完毕!");
- }
- /// ﹤summary﹥ //C# 操作Excel常用组件及类
- /// 将图片插入到指定的单元格位置。
- /// 注意:图片必须是绝对物理路径
- /// ﹤/summary﹥
- /// ﹤param name="RangeName"﹥单元格名称,例如:B4﹤/param﹥
- /// ﹤param name="PicturePath"﹥要插入图片的绝对路径。﹤/param﹥
- public void InsertPicture(string RangeName, string PicturePath)
- {
- m_objRange = m_objSheet.get_Range(RangeName, m_objOpt);
- m_objRange.Select();
- Excel.Pictures pics = (Excel.Pictures)m_objSheet.Pictures(m_objOpt);
- pics.Insert(PicturePath, m_objOpt);
- }
- /// ﹤summary﹥
- /// 将图片插入到指定的单元格位置,并设置图片的宽度和高度。
- /// 注意:图片必须是绝对物理路径
- /// ﹤/summary﹥
- /// ﹤param name="RangeName"﹥单元格名称,例如:B4﹤/param﹥
- /// ﹤param name="PicturePath"﹥要插入图片的绝对路径。﹤/param﹥
- /// ﹤param name="PictuteWidth"﹥插入后,图片在Excel中显示的宽度。﹤/param﹥
- /// ﹤param name="PictureHeight"﹥插入后,图片在Excel中显示的高度。﹤/param﹥
- public void InsertPicture(string RangeName,
- string PicturePath, float PictuteWidth, float PictureHeight)
- {
- m_objRange = m_objSheet.get_Range(RangeName, m_objOpt);
- m_objRange.Select();
- float PicLeft, PicTop;
- PicLeft = Convert.ToSingle(m_objRange.Left);
- PicTop = Convert.ToSingle(m_objRange.Top);
- //参数含义: C# 操作Excel常用组件及类
- //图片路径
- //是否链接到文件
- //图片插入时是否随文档一起保存
- //图片在文档中的坐标位置(单位:points)
- //图片显示的宽度和高度(单位:points)
- //参数详细信息参见:http://msdn2.microsoft.com/zh-cn/library/aa221765(office.11).aspx
- m_objSheet.Shapes.AddPicture(PicturePath,
- Microsoft.Office.Core.MsoTriState.msoFalse,
- Microsoft.Office.Core.MsoTriState.msoTrue,
- PicLeft, PicTop, PictuteWidth, PictureHeight);
- }
- /// ﹤summary﹥
- /// 将图片填充到Excel中的某个或某些单元格中
- /// 注意:图片必须是绝对物理路径
- /// ﹤/summary﹥
- /// ﹤param name="RangeName"﹥单元格名称,例如:B4﹤/param﹥
- /// ﹤param name="PicturePath"﹥要插入图片的绝对路径。﹤/param﹥
- /// ﹤param name="PictuteWidth"﹥插入后,图片在Excel中显示的宽度。﹤/param﹥
- /// ﹤param name="PictureHeight"﹥插入后,图片在Excel中显示的高度。﹤/param﹥
- /// ﹤summary﹥//C# 操作Excel常用组件及类
- /// 将图片填充到Excel中的某个或某些单元格中
- /// ﹤/summary﹥
- /// ﹤param name="BeginRangeName"﹥插入的开始单元格﹤/param﹥
- /// ﹤param name="EndRangeName"﹥插入的结束单元格﹤/param﹥
- /// ﹤param name="PicturePath"﹥插入图片的绝对物理路径﹤/param﹥
- /// ﹤param name="IsMergeCells"﹥是否合并上面的单元格﹤/param﹥
- public void InsertPicture(string BeginRangeName,string EndRangeName,
- string PicturePath,bool IsMergeCells)
- {
- m_objRange = m_objSheet.get_Range(BeginRangeName,
- EndRangeName);
- //C# 操作Excel常用组件及类
- //计算单元格的宽和高
- float PictuteWidth, PictureHeight;
- PictuteWidth = Convert.ToSingle(m_objRange.Width);
- PictureHeight = Convert.ToSingle(m_objRange.Height);
- if (IsMergeCells)
- {
- //合并单元格
- m_objRange.Merge(System.Reflection.Missing.Value);
- m_objRange = m_objSheet.get_Range(BeginRangeName,
- BeginRangeName);
- }
- m_objRange.Select();
- float PicLeft, PicTop;
- PicLeft = Convert.ToSingle(m_objRange.Left);
- PicTop = Convert.ToSingle(m_objRange.Top);
- //参数含义:
- //图片路径
- //是否链接到文件
- //图片插入时是否随文档一起保存
- //图片在文档中的坐标位置(单位:points)
- //图片显示的宽度和高度(单位:points)
- //参数详细信息参见:http://msdn2.microsoft.com/zh-cn/library/aa221765(office.11).aspx
- m_objSheet.Shapes.AddPicture(PicturePath,
- Microsoft.Office.Core.MsoTriState.msoFalse,
- Microsoft.Office.Core.MsoTriState.msoTrue,
- PicLeft, PicTop, PictuteWidth, PictureHeight);
- }
- /// ﹤summary﹥
- ///
- /// ﹤/summary﹥
- /// ﹤param name="BeginRangeName"﹥﹤/param﹥
- /// ﹤param name="EndRangeName"﹥﹤/param﹥
- /// ﹤param name="IsMergeCells"﹥﹤/param﹥
- public void InsertLine(string BeginRangeName,
- string EndRangeName, bool IsMergeCells)
- {
- m_objRange = m_objSheet.get_Range(BeginRangeName,
- EndRangeName);
- //C# 操作Excel常用组件及类
- //计算单元格的宽和高
- float PictureWidth, PictureHeight;
- PictureWidth = Convert.ToSingle(m_objRange.Width);
- PictureHeight = Convert.ToSingle(m_objRange.Height);
- if (IsMergeCells)
- {
- //合并单元格
- m_objRange.Merge(System.Reflection.Missing.Value);
- m_objRange = m_objSheet.get_Range(BeginRangeName, BeginRangeName);
- }
- m_objRange.Select();
- float PicLeft, PicTop;
- PicLeft = Convert.ToSingle(m_objRange.Left);
- PicTop = Convert.ToSingle(m_objRange.Top);
- //参数含义:
- //线的起点(X,Y)
- //线的终点(X,Y)
- m_objSheet.Shapes.AddLine(PicLeft,PicTop,PicLeft +
- PictureWidth,PicTop +PictureHeight);
- }
- /// ﹤summary﹥
- /// 将Excel文件保存到指定的目录,目录必须事先存在,文件名称不一定要存在。
- /// ﹤/summary﹥
- /// ﹤param name="OutputFilePath"﹥要保存成的文件的全路径。﹤/param﹥
- public void SaveFile(string OutputFilePath)
- {
- m_objBook.SaveAs(OutputFilePath, m_objOpt, m_objOpt,
- m_objOpt, m_objOpt, m_objOpt, Excel.XlSaveAsAccessMode.xlNoChange,
- m_objOpt, m_objOpt, m_objOpt, m_objOpt, m_objOpt);
- this.Close();
- } //C# 操作Excel常用组件及类
- /// ﹤summary﹥
- /// 关闭应用程序
- /// ﹤/summary﹥
- private void Close()
- {
- m_objBook.Close(false, m_objOpt, m_objOpt);
- m_objExcel.Quit();
- }
- /// ﹤summary﹥
- /// 释放所引用的COM对象。注意:这个过程一定要执行。
- /// ﹤/summary﹥
- public void Dispose()
- {
- ReleaseObj(m_objSheets);
- ReleaseObj(m_objBook);
- ReleaseObj(m_objBooks);
- ReleaseObj(m_objExcel);
- System.GC.Collect();
- System.GC.WaitForPendingFinalizers();
- }
- /// ﹤summary﹥
- /// 释放对象,内部调用
- /// ﹤/summary﹥
- /// ﹤param name="o"﹥﹤/param﹥
- private void ReleaseObj(object o)
- {
- try
- {
- System.Runtime.InteropServices.Marshal.ReleaseComObject(o);
- }
- catch { }
- finally { o = null; }
- }
- /// ﹤summary﹥
- /// 删除指定sheet下的指定行
- /// ﹤/summary﹥
- /// ﹤param name="SheetIndex"﹥sheet索引﹤/param﹥
- /// ﹤param name="DeleteRowIndex"﹥行索引﹤/param﹥
- public void DeleteRow(int SheetIndex, int DeleteRowIndex)
- {
- m_objSheet = (Excel._Worksheet)(m_objSheets.get_Item(SheetIndex));
- m_objRange = (Excel.Range)m_objSheet.Rows[DeleteRowIndex,
- System.Reflection.Missing.Value];
- m_objRange.EntireRow.Delete(Excel.XlDirection.xlToRight);
- }
- /// ﹤summary﹥
- /// 删除指定sheet下的指定列
- /// ﹤/summary﹥
- /// ﹤param name="SheetIndex"﹥sheet索引﹤/param﹥
- /// ﹤param name="DeleteColumnIndex"﹥列索引﹤/param﹥
- public void DeleteColumn(int SheetIndex, int DeleteColumnIndex)
- {
- m_objSheet = (Excel._Worksheet)(m_objSheets.get_Item(SheetIndex));
- m_objRange = (Excel.Range)m_objSheet.Columns[DeleteColumnIndex,
- System.Reflection.Missing.Value];
- m_objRange.EntireColumn.Delete(Excel.XlDirection.xlDown);
- }
- }
- }
C# 操作Excel常用组件及类的基本内容就向你介绍到这里,希望对你了解和学习C# 操作Excel常用组件及类有所帮助。
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