操作excel类
using System; using System.Data; using System.Configuration; using System.Web; using Excel = Microsoft.Office.Interop.Excel; using System.Collections; using System.Data.OleDb; namespace ExcelEdit1 { /// <SUMMARY> /// ExcelEdit 的摘要说明 /// </SUMMARY> public class ExcelEdit1 { public string mFilename; public Excel.Application app; public Excel.Workbooks wbs; public Excel.Workbook wb; public Excel.Worksheets wss; public Excel.Worksheet ws; public DataTable dt = new DataTable(); public ExcelEdit1() { // // TODO: 在此处添加构造函数逻辑 // } public void Create()//创建一个Excel对象 { app = new Excel.Application(); wbs = app.Workbooks; wb = wbs.Add(true); } public void Open(string FileName)//打开一个Excel文件 { app = new Excel.Application(); wbs = app.Workbooks; wb = wbs.Add(FileName); mFilename = FileName; } public void Opens(string FileName) { app = new Excel.Application(); wbs = app.Workbooks; wb = wbs.Add(FileName); mFilename = FileName; app.Visible = true; //使Excel可视 } //获取excel工作表名(sheet名) public string[] GetSheetName() { ArrayList sSheetName = new ArrayList(); foreach (Excel.Worksheet displayWorksheet in app.Worksheets) { sSheetName.Add(displayWorksheet.Name); } return (string[])sSheetName.ToArray(typeof(string)); } //获取一个工作表 public Excel.Worksheet GetSheet(string SheetName) { Excel.Worksheet s = (Excel.Worksheet)wb.Worksheets[SheetName]; return s; } //添加一个工作表 public Excel.Worksheet AddSheet(string SheetName) { Excel.Worksheet s = (Excel.Worksheet)wb.Worksheets.Add(Type.Missing, Type.Missing, Type.Missing, Type.Missing); s.Name = SheetName; return s; } public void DelSheet(string SheetName)//删除一个工作表 { ((Excel.Worksheet)wb.Worksheets[SheetName]).Delete(); } public Excel.Worksheet ReNameSheet(string OldSheetName, string NewSheetName)//重命名一个工作表一 { Excel.Worksheet s = (Excel.Worksheet)wb.Worksheets[OldSheetName]; s.Name = NewSheetName; return s; } public Excel.Worksheet ReNameSheet(Excel.Worksheet Sheet, string NewSheetName)//重命名一个工作表二 { Sheet.Name = NewSheetName; return Sheet; } /// <summary> /// 设置excel单元格值 /// </summary> /// <param name="ws">要设值的工作表</param> /// <param name="x">X行</param> /// <param name="y">Y列</param> /// <param name="value">值</param> public void SetCellValue(Excel.Worksheet ws, int x, int y, object value) { ws.Cells[x, y] = value; } public void SetCellValue(string ws, int x, int y, object value) //ws:要设值的工作表的名称 X行Y列 value 值 { try { GetSheet(ws).Cells[x, y] = value; } catch (Exception ex) { string str = "1"; } } /// <summary> /// 取得一个值 /// </summary> /// <param name="ws"></param> /// <param name="x"></param> /// <param name="y"></param> /// <returns></returns> public string GetCellValue(string ws, int x, int y) { if (((Excel.Range)GetSheet(ws).Cells[x, y]).Text.ToString() != "") { return ((Excel.Range)GetSheet(ws).Cells[x, y]).Value2.ToString(); } else { return ""; } } public void SetCellProperty(Excel.Worksheet ws, int Startx, int Starty, int Endx, int Endy, int size, string name, Excel.Constants color, Excel.Constants HorizontalAlignment) //设置一个单元格的属性 字体, 大小,颜色 ,对齐方式 { name = "宋体"; size = 12; color = Excel.Constants.xlAutomatic; HorizontalAlignment = Excel.Constants.xlRight; ws.get_Range(ws.Cells[Startx, Starty], ws.Cells[Endx, Endy]).Font.Name = name; ws.get_Range(ws.Cells[Startx, Starty], ws.Cells[Endx, Endy]).Font.Size = size; ws.get_Range(ws.Cells[Startx, Starty], ws.Cells[Endx, Endy]).Font.Color = color; ws.get_Range(ws.Cells[Startx, Starty], ws.Cells[Endx, Endy]).HorizontalAlignment = HorizontalAlignment; } public void SetCellProperty(string wsn, int Startx, int Starty, int Endx, int Endy, int size, string name, System.Drawing.Color color, Excel.Constants HorizontalAlignment) { //name = "宋体"; //size = 12; //color = Excel.Constants.xlAutomatic; //HorizontalAlignment = Excel.Constants.xlRight; Excel.Worksheet ws = GetSheet(wsn); ws.get_Range(ws.Cells[Startx, Starty], ws.Cells[Endx, Endy]).Font.Name = name; ws.get_Range(ws.Cells[Startx, Starty], ws.Cells[Endx, Endy]).Font.Size = size; ws.get_Range(ws.Cells[Startx, Starty], ws.Cells[Endx, Endy]).Font.Color = color; ws.get_Range(ws.Cells[Startx, Starty], ws.Cells[Endx, Endy]).HorizontalAlignment = HorizontalAlignment; } //合并单元格 public void UniteCells(Excel.Worksheet ws, int x1, int y1, int x2, int y2) { ws.get_Range(ws.Cells[x1, y1], ws.Cells[x2, y2]).Merge(Type.Missing); } //合并单元格 public void UniteCells(string ws, int x1, int y1, int x2, int y2) { GetSheet(ws).get_Range(GetSheet(ws).Cells[x1, y1], GetSheet(ws).Cells[x2, y2]).Merge(Type.Missing); } public void InsertTable(System.Data.DataTable dt, string ws, int startX, int startY) //将内存中数据表格插入到Excel指定工作表的指定位置 为在使用模板时控制格式时使用一 { for (int i = 0; i <= dt.Rows.Count - 1; i++) { for (int j = 0; j <= dt.Columns.Count - 1; j++) { GetSheet(ws).Cells[startX + i, j + startY] = dt.Rows[i][j].ToString(); } } } public void InsertTable(System.Data.DataTable dt, Excel.Worksheet ws, int startX, int startY) //将内存中数据表格插入到Excel指定工作表的指定位置二 { for (int i = 0; i <= dt.Rows.Count - 1; i++) { for (int j = 0; j <= dt.Columns.Count - 1; j++) { ws.Cells[startX + i, j + startY] = dt.Rows[i][j]; } } } public void AddTable(System.Data.DataTable dt, string ws, int startX, int startY) //将内存中数据表格添加到Excel指定工作表的指定位置一 { for (int i = 0; i <= dt.Rows.Count - 1; i++) { for (int j = 0; j <= dt.Columns.Count - 1; j++) { GetSheet(ws).Cells[i + startX, j + startY] = dt.Rows[i][j]; } } } public void AddTable(System.Data.DataTable dt, Excel.Worksheet ws, int startX, int startY) //将内存中数据表格添加到Excel指定工作表的指定位置二 { for (int i = 0; i <= dt.Rows.Count - 1; i++) { for (int j = 0; j <= dt.Columns.Count - 1; j++) { ws.Cells[i + startX, j + startY] = dt.Rows[i][j]; } } } public void InsertPictures(string Filename, string ws) //插入图片操作一 { // GetSheet(ws).Shapes.AddPicture(Filename, MsoTriState.msoFalse, MsoTriState.msoTrue, 10, 10, 150, 150); //后面的数字表示位置 } //public void InsertPictures(string Filename, string ws, int Height, int Width) //插入图片操作二 //{ // GetSheet(ws).Shapes.AddPicture(Filename, MsoTriState.msoFalse, MsoTriState.msoTrue, 10, 10, 150, 150); // GetSheet(ws).Shapes.get_Range(Type.Missing).Height = Height; // GetSheet(ws).Shapes.get_Range(Type.Missing).Width = Width; //} //public void InsertPictures(string Filename, string ws, int left, int top, int Height, int Width) //插入图片操作三 //{ // GetSheet(ws).Shapes.AddPicture(Filename, MsoTriState.msoFalse, MsoTriState.msoTrue, 10, 10, 150, 150); // GetSheet(ws).Shapes.get_Range(Type.Missing).IncrementLeft(left); // GetSheet(ws).Shapes.get_Range(Type.Missing).IncrementTop(top); // GetSheet(ws).Shapes.get_Range(Type.Missing).Height = Height; // GetSheet(ws).Shapes.get_Range(Type.Missing).Width = Width; //} public void InsertActiveChart(Excel.XlChartType ChartType, string ws, int DataSourcesX1, int DataSourcesY1, int DataSourcesX2, int DataSourcesY2, Excel.XlRowCol ChartDataType) //插入图表操作 { ChartDataType = Excel.XlRowCol.xlColumns; wb.Charts.Add(Type.Missing, Type.Missing, Type.Missing, Type.Missing); { wb.ActiveChart.ChartType = ChartType; wb.ActiveChart.SetSourceData(GetSheet(ws).get_Range(GetSheet(ws).Cells[DataSourcesX1, DataSourcesY1], GetSheet(ws).Cells[DataSourcesX2, DataSourcesY2]), ChartDataType); wb.ActiveChart.Location(Excel.XlChartLocation.xlLocationAsObject, ws); } } public bool Save() //保存文档 { if (mFilename == "") { return false; } else { try { wb.Save(); return true; } catch (Exception ex) { return false; } } } public bool SaveAs(object FileName) //文档另存为 { try { wb.SaveAs(FileName, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Excel.XlSaveAsAccessMode.xlExclusive, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing); return true; } catch (Exception ex) { return false; } } public void Close() //关闭一个Excel对象,销毁对象 { //wb.Save(); wb.Close(Type.Missing, Type.Missing, Type.Missing); wbs.Close(); app.Quit(); wb = null; wbs = null; app = null; GC.Collect(); } public string CloseAndSave(string filePath) //关闭一个Excel并保存 { string newName = Guid.NewGuid().ToString() + ".xlsx"; wb.SaveAs(filePath + newName, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Excel.XlSaveAsAccessMode.xlNoChange, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing); wb.Close(Type.Missing, Type.Missing, Type.Missing); wbs.Close(); app.Quit(); wb = null; wbs = null; app = null; GC.Collect(); return newName; } /// <summary> /// 设置单个单元格的颜色 /// </summary> /// <param name="wsn"></param> /// <param name="Startx"></param> /// <param name="Starty"></param> /// <param name="colorIndex"></param> public void SetCellProperty(string wsn, int Startx, int Starty, int colorIndex) { try { Excel.Worksheet ws = GetSheet(wsn); ws.get_Range(ws.Cells[Startx, Starty], ws.Cells[Startx, Starty]).Interior.ColorIndex = colorIndex; } catch (Exception ex) { string str = ""; } } /// <summary> /// 获取工作表数据到DataTable中 --2012-10-17 by LeShan /// </summary> /// <param name="path">excel文件路径</param> /// <param name="sheetName">工作表名</param> /// <returns>返回一个DataTable</returns> public DataTable getExcelToTable(string path,string sheetName) { //string ConnStr = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + path + ";Extended Properties=Excel 8.0;"; string ConnStr = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + path + ";Extended Properties=\"Excel 12.0;HDR=YES\""; string query = "SELECT * FROM ["+sheetName+"$] "; OleDbCommand oleCommand = new OleDbCommand(query, new OleDbConnection(ConnStr)); OleDbDataAdapter oleAdapter = new OleDbDataAdapter(oleCommand); DataTable dt = new DataTable(); oleAdapter.Fill(dt); return dt; } } }