jxl设置第一行单元格格式 WritableFont wf = new WritableFont(WritableFont.ARIAL,10,WritableFont.BOLD);
               
WritableCellFormat wcf = new WritableCellFormat(wf);
                
     CellView cv = new CellView();
cv.setAutosize(true);
cv.setSize(1*256); cv.setFormat(wcf);
sheet.setRowView(0,cv);
设置了字体为粗体,但是没有显示效果,请教,谢谢