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  • C#Excel操作

    这里是一些整理的Excel的一些简单的操作 ,谁有更加详细的希望可以交流 谢谢
    /// <summary>
            /// ExcelEdit 的摘要说明
            /// </summary>
            public class ExcelEdit
            {
                public string mFilename;
                public Microsoft.Office.Interop.Excel.Application app;
                public Microsoft.Office.Interop.Excel.Workbooks wbs;
                public Microsoft.Office.Interop.Excel.Workbook wb;
                public Microsoft.Office.Interop.Excel.Worksheets wss;
                public Microsoft.Office.Interop.Excel.Worksheet ws;
                public ExcelEdit()
                {
                    //
                    // TODO: 在此处添加构造函数逻辑
                    //
                }
                public void Create()//创建一个Excel对象
                {
                    try
                    {
                        app = new Microsoft.Office.Interop.Excel.Application();
                        wbs = app.Workbooks;
                        wb = wbs.Add(true);
                    }
                    catch (Exception ex)
                    {
                        
                        throw new Exception(ex.Message);
                    }
                 
                }
                /// <summary> 
                /// 读取Excel文档 
                /// </summary> 
                /// <param name="Path">文件名称</param> 
                /// <returns>返回一个数据集</returns> 
                public DataTable ExcelToTable(string tablename)
                {
                    string strConn = "Provider=Microsoft.Jet.OLEDB.4.0;" + "Data Source=" + mFilename+ ";" + "Extended Properties=Excel 8.0;";
                    OleDbConnection conn = new OleDbConnection(strConn);
                    conn.Open();
                    string strExcel = "";
                    OleDbDataAdapter myCommand = null;
                    DataTable dt = null;
                    strExcel = "select * from [" + tablename + "$]";
                    myCommand = new OleDbDataAdapter(strExcel, strConn);
                    dt = new DataTable();
                    myCommand.Fill(dt);
                    return dt;
                }
                public void Open(string FileName)//打开一个Excel文件
                {
                    try
                    {
                        app = new Microsoft.Office.Interop.Excel.Application();
                        wbs = app.Workbooks;
                        wb = wbs.Add(FileName);
                        //wb = wbs.Open(FileName,  0, true, 5,"", "", true, Excel.XlPlatform.xlWindows, "\t", false, false, 0, true,Type.Missing,Type.Missing);
                        //wb = wbs.Open(FileName,Type.Missing,Type.Missing,Type.Missing,Type.Missing,Type.Missing,Type.Missing,Excel.XlPlatform.xlWindows,Type.Missing,Type.Missing,Type.Missing,Type.Missing,Type.Missing,Type.Missing,Type.Missing);
                        mFilename = FileName;
                    }
                    catch (Exception ex)
                    {
    
                        throw new Exception(ex.Message);
                    }
                   
                }
                public Microsoft.Office.Interop.Excel.Worksheet GetSheet(string SheetName)//获取一个工作表
                {
                    Microsoft.Office.Interop.Excel.Worksheet s = (Microsoft.Office.Interop.Excel.Worksheet)wb.Worksheets[SheetName];
                    return s;
    
                }
                public Microsoft.Office.Interop.Excel.Worksheet GetSheet(int index)//获取一个工作表
                {
                    Microsoft.Office.Interop.Excel.Worksheet s = (Microsoft.Office.Interop.Excel.Worksheet)wb.Worksheets[index];
                    return s;
                }
                public Microsoft.Office.Interop.Excel.Worksheet AddSheet(string SheetName)//添加一个工作表
                {
                    Microsoft.Office.Interop.Excel.Worksheet s = (Microsoft.Office.Interop.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
                {
                    ((Microsoft.Office.Interop.Excel.Worksheet)wb.Worksheets[SheetName]).Delete();
                }
                public Microsoft.Office.Interop.Excel.Worksheet ReNameSheet(string OldSheetName, string NewSheetName)//重命名一个工作表一
                {
                    Microsoft.Office.Interop.Excel.Worksheet s = (Microsoft.Office.Interop.Excel.Worksheet)wb.Worksheets[OldSheetName];
                    s.Name = NewSheetName;
                    return s;
                }
    
                public Microsoft.Office.Interop.Excel.Worksheet ReNameSheet(Microsoft.Office.Interop.Excel.Worksheet Sheet, string NewSheetName)//重命名一个工作表二
                {
    
                    Sheet.Name = NewSheetName;
    
                    return Sheet;
                }
    
                public void SetCellValue(Microsoft.Office.Interop.Excel.Worksheet ws, int x, int y, object value)//ws:要设值的工作表     X行Y列     value   值 
                {
                    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
                {
                  
                    GetSheet(ws).Cells[x, y] = value;
    
                }
    
                public void SetCellProperty(Microsoft.Office.Interop.Excel.Worksheet ws, int Startx, int Starty, int Endx, int Endy, int size, string name, Microsoft.Office.Interop.Excel.Constants color, Microsoft.Office.Interop.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 = Microsoft.Office.Interop.Excel.Constants.xlAutomatic;
                    HorizontalAlignment = Microsoft.Office.Interop.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, Microsoft.Office.Interop.Excel.Constants color, Microsoft.Office.Interop.Excel.Constants HorizontalAlignment)
                {
                    //name = "宋体";
                    //size = 12;
                    //color = Excel.Constants.xlAutomatic;
                    //HorizontalAlignment = Excel.Constants.xlRight;
    
                    Microsoft.Office.Interop.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;
                }
    
    
                public void UniteCells(Microsoft.Office.Interop.Excel.Worksheet ws, int x1, int y1, int x2, int y2)//合并单元格
                {
                    ws.get_Range(ws.Cells[x1, y1], ws.Cells[x2, y2]).Merge(Type.Missing);
                }
    
                public void UniteCells(string ws, int x1, int y1, int x2, int y2)//合并单元格
                {
                    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, Microsoft.Office.Interop.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, Microsoft.Office.Interop.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 InsertActiveChart(Microsoft.Office.Interop.Excel.XlChartType ChartType, string ws, int DataSourcesX1, int DataSourcesY1, int DataSourcesX2, int DataSourcesY2, Microsoft.Office.Interop.Excel.XlRowCol ChartDataType)//插入图表操作
                {
                    ChartDataType = Microsoft.Office.Interop.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(Microsoft.Office.Interop.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, Microsoft.Office.Interop.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();
                }
            }
    
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  • 原文地址:https://www.cnblogs.com/xiaoshuai/p/1753870.html
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