C# 常用的Excel 格式化操作 及 常用颜色定义对应Excel中颜色名

private _Workbook _workBook = null;

private Worksheet _workSheet = null;

private Excel.Application _excelApplicatin = null;

_excelApplicatin = new Excel.Application();

_excelApplicatin.Visible = true;

_excelApplicatin.DisplayAlerts = true;

_workBook = _excelApplicatin.Workbooks.Add(XlSheetType.xlWorksheet);

_workSheet = (Worksheet)_workBook.ActiveSheet;

_workSheet.Name = "workSheetName";

//打开已存在的Excel

string strExcelPathName = AppDomain.CurrentDomain.BaseDirectory + "excelSheetName.xls";

Excel.Workbook workBook = application.Workbooks.Open(strExcelPathName, Type.Missing, Type.Missing,

Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing,

Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);

//读取已打开的Excel

Excel.Worksheet workSheet1 = (Excel.Worksheet)workBook.Sheets["SheetName1"];

Excel.Worksheet workSheet2 = (Excel.Worksheet)workBook.Sheets["SheetName2"];

//添加一个workSheet

Worksheet workSheet = (Worksheet)workBook.Worksheets.Add(System.Type.Missing, System.Type.Missing, System.Type.Missing, System.Type.Missing);

//RowHeight "1:1"表示第一行, "1:2"表示,第一行和第二行

((Excel.Range)_workSheet.Rows["1:1", System.Type.Missing]).RowHeight = 100;

//ColumnWidth "A:B"表示第一列和第二列, "A:A"表示第一列

((Excel.Range)_workSheet.Columns["A:B", System.Type.Missing]).ColumnWidth = 10;

// EXCEL操作(需要冻结的字段 按住ALT+W 再按F)

Excel.Range excelRange = _workSheet .get_Range(_workSheet .Cells[10, 5], _workSheet .Cells[10, 5]);

excelRange.Select();

excelApplication.ActiveWindow.FreezePanes = true;

//Borders.LineStyle 单元格边框线

Excel.Range excelRange = _workSheet.get_Range(_workSheet.Cells[2, 2], _workSheet.Cells[4, 6]);

//单元格边框线类型(线型,虚线型)

excelRange.Borders.LineStyle = 1;

excelRange.Borders.get_Item(XlBordersIndex.xlEdgeTop).LineStyle = Excel.XlLineStyle.xlContinuous;

//指定单元格下边框线粗细,和色彩

excelRange.Borders.get_Item(XlBordersIndex.xlEdgeBottom).Weight = Excel.XlBorderWeight.xlMedium;

excelRange.Borders.get_Item(XlBordersIndex.xlEdgeBottom).ColorIndex =3;

//设置字体大小

excelRange.Font.Size = 15;

//设置字体是否有下划线

excelRange.Font.Underline = true;

//设置字体在单元格内的对其方式

excelRange.HorizontalAlignment = XlHAlign.xlHAlignCenter;

//设置单元格的宽度

excelRange.ColumnWidth = 15;

//设置单元格的背景色

excelRange.Cells.Interior.Color = System.Drawing.Color.FromArgb(255, 204, 153).ToArgb();

// 给单元格加边框

excelRange.BorderAround(XlLineStyle.xlContinuous, XlBorderWeight.xlThick,

XlColorIndex.xlColorIndexAutomatic, System.Drawing.Color.Black.ToArgb());

//自动调整列宽

excelRange.EntireColumn.AutoFit();

// 文本水平居中方式

excelRange.HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter;

//文本自动换行

excelRange.WrapText = true;

//填充颜色为淡紫色

excelRange.Interior.ColorIndex = 39;

//合并单元格