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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); } } }
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