private static ICellStyle GetDataStyle(HSSFWorkbook workbook)
{
//数据样式
var dataStyle = workbook.CreateCellStyle();
dataStyle.Alignment = HorizontalAlignment.LEFT;//左对齐
//数据单元格的边框
dataStyle.BorderTop = BorderStyle.THIN;
dataStyle.TopBorderColor = HSSFColor.BLACK.index;
dataStyle.BorderRight = BorderStyle.THIN;
dataStyle.RightBorderColor = HSSFColor.BLACK.index;
dataStyle.BorderBottom = BorderStyle.THIN;
dataStyle.BottomBorderColor = HSSFColor.BLACK.index;
dataStyle.BorderLeft = BorderStyle.THIN;
dataStyle.LeftBorderColor = HSSFColor.BLACK.index;
//数据的字体
var datafont = workbook.CreateFont();
datafont.FontHeightInPoints = 11;//字号
dataStyle.SetFont(datafont);
return dataStyle;
}
private static ICellStyle GetHeadStyle(HSSFWorkbook workbook)
{
//表头样式
var headStyle = workbook.CreateCellStyle();
headStyle.Alignment = HorizontalAlignment.LEFT;//居中对齐
//表头单元格背景色
headStyle.FillForegroundColor = HSSFColor.LIGHT_GREEN.index;
headStyle.FillPattern = FillPatternType.SOLID_FOREGROUND;
//表头单元格边框
headStyle.BorderTop = BorderStyle.THIN;
headStyle.TopBorderColor = HSSFColor.BLACK.index;
headStyle.BorderRight = BorderStyle.THIN;
headStyle.RightBorderColor = HSSFColor.BLACK.index;
headStyle.BorderBottom = BorderStyle.THIN;
headStyle.BottomBorderColor = HSSFColor.BLACK.index;
headStyle.BorderLeft = BorderStyle.THIN;
headStyle.LeftBorderColor = HSSFColor.BLACK.index;
//表头字体设置
var font = workbook.CreateFont();
font.FontHeightInPoints = 12;//字号
font.Boldweight = 600;//加粗
//font.Color = HSSFColor.WHITE.index;//颜色
headStyle.SetFont(font);
return headStyle;
}
/**
* This method attempt to find an already existing HSSFCellStyle that matches
* what you want the style to be. If it does not find the style, then it
* Creates a new one. If it does Create a new one, then it applies the
* propertyName and propertyValue to the style. This is necessary because
* Excel has an upper limit on the number of Styles that it supports.
*
*@param workbook The workbook that is being worked with.
*@param propertyName The name of the property that is to be
* changed.
*@param propertyValue The value of the property that is to be
* changed.
*@param cell The cell that needs it's style changes
*@exception NestableException Thrown if an error happens.
*/
public static void SetCellStyleProperty(Zephyr.Utils.NPOI.SS.UserModel.ICell cell, HSSFWorkbook workbook, String propertyName, Object propertyValue)
{
Zephyr.Utils.NPOI.SS.UserModel.ICellStyle originalStyle = cell.CellStyle;
Zephyr.Utils.NPOI.SS.UserModel.ICellStyle newStyle = null;
Hashtable values = GetFormatProperties(originalStyle);
values[propertyName] = propertyValue;
// index seems like what index the cellstyle is in the list of styles for a workbook.
// not good to compare on!
short numberCellStyles = workbook.NumCellStyles;
for (short i = 0; i < numberCellStyles; i++)
{
Zephyr.Utils.NPOI.SS.UserModel.ICellStyle wbStyle = workbook.GetCellStyleAt(i);
Hashtable wbStyleMap = GetFormatProperties(wbStyle);
if (wbStyleMap.Equals(values))
{
newStyle = wbStyle;
break;
}
}
if (newStyle == null)
{
newStyle = workbook.CreateCellStyle();
SetFormatProperties(newStyle, workbook, values);
}
cell.CellStyle = (newStyle);
}
