此文中包括了
- 冻结
- 设置列宽、行高
- 样式设定
- 合并单元格
代码如下:
public ActionResult excelPrint() {
HSSFWorkbook workbook = new HSSFWorkbook();// 创建一个Excel文件
HSSFSheet sheet = workbook.createSheet();// 创建一个Excel的Sheet
sheet.createFreezePane(1, 3);// 冻结
// 设置列宽
sheet.setColumnWidth(0, 1000);
sheet.setColumnWidth(1, 3500);
sheet.setColumnWidth(2, 3500);
sheet.setColumnWidth(3, 6500);
sheet.setColumnWidth(4, 6500);
sheet.setColumnWidth(5, 6500);
sheet.setColumnWidth(6, 6500);
sheet.setColumnWidth(7, 2500);
// Sheet样式
HSSFCellStyle sheetStyle = workbook.createCellStyle();
// 背景色的设定
sheetStyle.setFillBackgroundColor(HSSFColor.GREY_25_PERCENT.index);
// 前景色的设定
sheetStyle.setFillForegroundColor(HSSFColor.GREY_25_PERCENT.index);
// 填充模式
sheetStyle.setFillPattern(HSSFCellStyle.FINE_DOTS);
// 设置列的样式
for (int i = 0; i <= 14; i++) {
sheet.setDefaultColumnStyle((short) i, sheetStyle);
}
// 设置字体
HSSFFont headfont = workbook.createFont();
headfont.setFontName("黑体");
headfont.setFontHeightInPoints((short) 22);// 字体大小
headfont.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);// 加粗
// 另一个样式
HSSFCellStyle headstyle = workbook.createCellStyle();
headstyle.setFont(headfont);
headstyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);// 左右居中
headstyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 上下居中
headstyle.setLocked(true);
headstyle.setWrapText(true);// 自动换行
// 另一个字体样式
HSSFFont columnHeadFont = workbook.createFont();
columnHeadFont.setFontName("宋体");
columnHeadFont.setFontHeightInPoints((short) 10);
columnHeadFont.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
// 列头的样式
HSSFCellStyle columnHeadStyle = workbook.createCellStyle();
columnHeadStyle.setFont(columnHeadFont);
columnHeadStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);// 左右居中
columnHeadStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 上下居中
columnHeadStyle.setLocked(true);
columnHeadStyle.setWrapText(true);
columnHeadStyle.setLeftBorderColor(HSSFColor.BLACK.index);// 左边框的颜色
columnHeadStyle.setBorderLeft((short) 1);// 边框的大小
columnHeadStyle.setRightBorderColor(HSSFColor.BLACK.index);// 右边框的颜色
columnHeadStyle.setBorderRight((short) 1);// 边框的大小
columnHeadStyle.setBorderBottom(HSSFCellStyle.BORDER_THIN); // 设置单元格的边框为粗体
columnHeadStyle.setBottomBorderColor(HSSFColor.BLACK.index); // 设置单元格的边框颜色
// 设置单元格的背景颜色(单元格的样式会覆盖列或行的样式)
columnHeadStyle.setFillForegroundColor(HSSFColor.WHITE.index);
HSSFFont font = workbook.createFont();
font.setFontName("宋体");
font.setFontHeightInPoints((short) 10);
// 普通单元格样式
HSSFCellStyle style = workbook.createCellStyle();
style.setFont(font);
style.setAlignment(HSSFCellStyle.ALIGN_LEFT);// 左右居中
style.setVerticalAlignment(HSSFCellStyle.VERTICAL_TOP);// 上下居中
style.setWrapText(true);
style.setLeftBorderColor(HSSFColor.BLACK.index);
style.setBorderLeft((short) 1);
style.setRightBorderColor(HSSFColor.BLACK.index);
style.setBorderRight((short) 1);
style.setBorderBottom(HSSFCellStyle.BORDER_THIN); // 设置单元格的边框为粗体
style.setBottomBorderColor(HSSFColor.BLACK.index); // 设置单元格的边框颜色.
style.setFillForegroundColor(HSSFColor.WHITE.index);// 设置单元格的背景颜色.
// 另一个样式
HSSFCellStyle centerstyle = workbook.createCellStyle();
centerstyle.setFont(font);
centerstyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);// 左右居中
centerstyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 上下居中
centerstyle.setWrapText(true);
centerstyle.setLeftBorderColor(HSSFColor.BLACK.index);
centerstyle.setBorderLeft((short) 1);
centerstyle.setRightBorderColor(HSSFColor.BLACK.index);
centerstyle.setBorderRight((short) 1);
centerstyle.setBorderBottom(HSSFCellStyle.BORDER_THIN); // 设置单元格的边框为粗体
centerstyle.setBottomBorderColor(HSSFColor.BLACK.index); // 设置单元格的边框颜色.
centerstyle.setFillForegroundColor(HSSFColor.WHITE.index);// 设置单元格的背景颜色.
try {
// 创建第一行
HSSFRow row0 = sheet.createRow(0);
// 设置行高
row0.setHeight((short) 900);
// 创建第一列
HSSFCell cell0 = row0.createCell(0);
cell0.setCellValue(new HSSFRichTextString("中非发展基金投资项目调度会工作落实情况对照表"));
cell0.setCellStyle(headstyle);
/**
* 合并单元格
* 第一个参数:第一个单元格的行数(从0开始)
* 第二个参数:第二个单元格的行数(从0开始)
* 第三个参数:第一个单元格的列数(从0开始)
* 第四个参数:第二个单元格的列数(从0开始)
*/
CellRangeAddress range = new CellRangeAddress(0, 0, 0, 7);
sheet.addMergedRegion(range);
// 创建第二行
HSSFRow row1 = sheet.createRow(1);
HSSFCell cell1 = row1.createCell(0);
cell1.setCellValue(new HSSFRichTextString("本次会议时间:2009年8月31日 前次会议时间:2009年8月24日"));
cell1.setCellStyle(centerstyle);
// 合并单元格
range = new CellRangeAddress(1, 2, 0, 7);
sheet.addMergedRegion(range);
// 第三行
HSSFRow row2 = sheet.createRow(3);
row2.setHeight((short) 750);
HSSFCell cell = row2.createCell(0);
cell.setCellValue(new HSSFRichTextString("责任者"));
cell.setCellStyle(columnHeadStyle);
cell = row2.createCell(1);
cell.setCellValue(new HSSFRichTextString("成熟度排序"));
cell.setCellStyle(columnHeadStyle);
cell = row2.createCell(2);
cell.setCellValue(new HSSFRichTextString("事项"));
cell.setCellStyle(columnHeadStyle);
cell = row2.createCell(3);
cell.setCellValue(new HSSFRichTextString("前次会议要求/n/新项目的项目概要"));
cell.setCellStyle(columnHeadStyle);
cell = row2.createCell(4);
cell.setCellValue(new HSSFRichTextString("上周工作进展"));
cell.setCellStyle(columnHeadStyle);
cell = row2.createCell(5);
cell.setCellValue(new HSSFRichTextString("本周工作计划"));
cell.setCellStyle(columnHeadStyle);
cell = row2.createCell(6);
cell.setCellValue(new HSSFRichTextString("问题和建议"));
cell.setCellStyle(columnHeadStyle);
cell = row2.createCell(7);
cell.setCellValue(new HSSFRichTextString("备 注"));
cell.setCellStyle(columnHeadStyle);
// 访问数据库,得到数据集
List deitelVOList = getEntityManager().queryDeitelVOList();
int m = 4;
int k = 4;
for (int i = 0; i < deitelVOList.size(); i++) {
DeitelVO vo = deitelVOList.get(i);
String dname = vo.getDname();
List workList = vo.getWorkInfoList();
HSSFRow row = sheet.createRow(m);
cell = row.createCell(0);
cell.setCellValue(new HSSFRichTextString(dname));
cell.setCellStyle(centerstyle);
// 合并单元格
range = new CellRangeAddress(m, m + workList.size() - 1, 0, 0);
sheet.addMergedRegion(range);
m = m + workList.size();
for (int j = 0; j < workList.size(); j++) {
Workinfo w = workList.get(j);
// 遍历数据集创建Excel的行
row = sheet.getRow(k + j);
if (null == row) {
row = sheet.createRow(k + j);
}
cell = row.createCell(1);
cell.setCellValue(w.getWnumber());
cell.setCellStyle(centerstyle);
cell = row.createCell(2);
cell.setCellValue(new HSSFRichTextString(w.getWitem()));
cell.setCellStyle(style);
cell = row.createCell(3);
cell.setCellValue(new HSSFRichTextString(w.getWmeting()));
cell.setCellStyle(style);
cell = row.createCell(4);
cell.setCellValue(new HSSFRichTextString(w.getWbweek()));
cell.setCellStyle(style);
cell = row.createCell(5);
cell.setCellValue(new HSSFRichTextString(w.getWtweek()));
cell.setCellStyle(style);
cell = row.createCell(6);
cell.setCellValue(new HSSFRichTextString(w.getWproblem()));
cell.setCellStyle(style);
cell = row.createCell(7);
cell.setCellValue(new HSSFRichTextString(w.getWremark()));
cell.setCellStyle(style);
}
k = k + workList.size();
}
// 列尾
int footRownumber = sheet.getLastRowNum();
HSSFRow footRow = sheet.createRow(footRownumber + 1);
HSSFCell footRowcell = footRow.createCell(0);
footRowcell.setCellValue(new HSSFRichTextString(" 审 定:XXX 审 核:XXX 汇 总:XX"));
footRowcell.setCellStyle(centerstyle);
range = new CellRangeAddress(footRownumber + 1, footRownumber + 1, 0, 7);
sheet.addMergedRegion(range);
HttpServletResponse response = getResponse();
HttpServletRequest request = getRequest();
String filename = "未命名.xls";//设置下载时客户端Excel的名称
filename = Util.encodeFilename(filename, request);
response.setContentType("application/vnd.ms-excel");
response.setHeader("Content-disposition", "attachment;filename=" + filename);
OutputStream ouputStream = response.getOutputStream();
workbook.write(ouputStream);
ouputStream.flush();
ouputStream.close();
} catch (Exception e) {
e.printStackTrace();
}
return null;
}