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@ -7,9 +7,8 @@ import com.jfinal.kit.StrKit;
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import com.jfinal.plugin.activerecord.Db;
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import com.jfinal.plugin.activerecord.Record;
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import org.apache.poi.ss.usermodel.*;
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import org.apache.poi.xssf.usermodel.XSSFColor;
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import org.apache.poi.xssf.usermodel.XSSFSheet;
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import org.apache.poi.xssf.usermodel.XSSFWorkbook;
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import org.apache.poi.ss.util.CellRangeAddressList;
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import org.apache.poi.xssf.usermodel.*;
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import java.io.FileInputStream;
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import java.io.IOException;
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@ -417,4 +416,131 @@ public class GenericTemplateUtil {
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//关闭excel
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wb.close();
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}
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/**
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* 功能：对于指定Cell中文字进行加红色(*)提醒
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*
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* @param wb
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* @param cell
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*/
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public static void addStar(XSSFWorkbook wb, XSSFCell cell) {
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XSSFFont fontRed = wb.createFont();//第一种字体
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fontRed.setBold(true);
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fontRed.setColor(IndexedColors.RED.getIndex());
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fontRed.setFontHeightInPoints((short) 14);
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fontRed.setFontName("黑体");
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XSSFFont fontBlack = wb.createFont();//第二种字体
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fontBlack.setColor(IndexedColors.BLACK.getIndex());
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fontBlack.setFontName("宋体");
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fontRed.setBold(true);
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fontBlack.setFontHeightInPoints((short) 12);
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String txt = cell.getStringCellValue();
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int len = txt.length();
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if (len == 0) {
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System.out.println(cell.getSheet().getSheetName());
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System.out.println(cell.getRowIndex() + " " + cell.getColumnIndex());
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System.out.println(cell.getStringCellValue());
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System.out.println("发现问题：" + txt);
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System.exit(0);
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}
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txt += "(*)";
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XSSFRichTextString richText = new XSSFRichTextString(txt);//全部文字
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richText.applyFont(0, len - 1, fontBlack); // 从第0个字符到第2个字符应用font1
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richText.applyFont(len, len + 3, fontRed); // 从第2个字符到第4个字符应用font2
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cell.setCellValue(richText);//设置文字
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}
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/**
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* 功能：给指定单元格加边框
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*
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* @param wb
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* @param cell
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*/
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public static void addBorder(Workbook wb, Cell cell, short colorIdx) {
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// 创建单元格样式
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CellStyle style = wb.createCellStyle();
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style.setAlignment(HorizontalAlignment.CENTER);
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style.setVerticalAlignment(VerticalAlignment.CENTER);
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style.setBorderTop(BorderStyle.THIN);
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style.setBorderBottom(BorderStyle.THIN);
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style.setBorderLeft(BorderStyle.THIN);
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style.setBorderRight(BorderStyle.THIN);
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// 创建字体样式
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Font font = wb.createFont();
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font.setFontName("宋体");//字体
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font.setBold(true);//加粗
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font.setFontHeightInPoints((short) 12);//字号
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style.setFont(font);
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// 设置背景颜色
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//short colorIdx = IndexedColors.YELLOW.getIndex();
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style.setFillForegroundColor(colorIdx);
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style.setFillPattern(FillPatternType.SOLID_FOREGROUND);
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// 应用样式到单元格
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cell.setCellStyle(style);
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}
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/**
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* 功能：修改指定单元格的样式
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*
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* @param wb
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* @return
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*/
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public static void addComment(Workbook wb, Cell cell,
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String str) {
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Sheet sheet = cell.getSheet();
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// 判断单元格上是否存在批注
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if (cell.getCellComment() != null) {
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// 如果存在批注，先删除
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cell.removeCellComment();
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}
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// 创建批注
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Drawing<?> drawing = sheet.createDrawingPatriarch();
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CreationHelper factory = wb.getCreationHelper();
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ClientAnchor anchor = factory.createClientAnchor();
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anchor.setCol1(cell.getColumnIndex());
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anchor.setCol2(cell.getColumnIndex() + 2);
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anchor.setRow1(cell.getRow().getRowNum());
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anchor.setRow2(cell.getRow().getRowNum() + 3);
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Comment comment = drawing.createCellComment(anchor);
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comment.setString(factory.createRichTextString(str));
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// 将批注添加到单元格
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cell.setCellComment(comment);
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}
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/**
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* 功能：在EXCEL的指定范围内添加上下拉框，内容通过String[]提供
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*
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* @param workbook
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* @param sheetIdx
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* @param firstRow
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* @param lastRow
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* @param firstCol
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* @param lastCol
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* @return
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*/
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public static void addValidation(Workbook workbook, int sheetIdx, String options, int firstRow, int lastRow, int firstCol, int lastCol) {
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String[] optionArray = options.split(",");
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Sheet sheet = workbook.getSheetAt(sheetIdx);
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// 删除已有的校验
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DataValidationHelper dvHelper = sheet.getDataValidationHelper();
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DataValidationConstraint dvConstraint = dvHelper.createCustomConstraint("DELETE_ALL");
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CellRangeAddressList addressList = new CellRangeAddressList(0, 0, 0, 0); // 设置一个范围，例如整个表格范围
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DataValidation validation = dvHelper.createValidation(dvConstraint, addressList);
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validation.setSuppressDropDownArrow(true);
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sheet.addValidationData(validation);
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// 创建数据验证对象
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DataValidationHelper validationHelper = sheet.getDataValidationHelper();
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DataValidationConstraint constraint = validationHelper.createExplicitListConstraint(optionArray);
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addressList = new CellRangeAddressList(firstRow, lastRow, firstCol, lastCol); // 指定单元格范围
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validation = validationHelper.createValidation(constraint, addressList);
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// 应用数据验证到单元格
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sheet.addValidationData(validation);
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}
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}
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