package com.mindskip.xzs.excel;
|
|
import com.alibaba.excel.metadata.Head;
|
import com.alibaba.excel.metadata.data.WriteCellData;
|
import com.alibaba.excel.write.handler.AbstractCellWriteHandler;
|
import com.alibaba.excel.write.handler.CellWriteHandler;
|
import com.alibaba.excel.write.metadata.holder.WriteSheetHolder;
|
import com.alibaba.excel.write.metadata.holder.WriteTableHolder;
|
import org.apache.poi.ss.usermodel.*;
|
import org.apache.poi.ss.util.CellRangeAddress;
|
import org.apache.poi.ss.util.CellRangeAddressList;
|
|
import java.util.ArrayList;
|
import java.util.Arrays;
|
import java.util.List;
|
|
/**
|
* 设置easy-excel下拉处理器
|
*
|
* @author：xp
|
* @date：2024/3/15 17:27
|
*/
|
public class SelectExcel implements CellWriteHandler {
|
|
private String[] questionTypeList = {"单选", "多选", "判断"};
|
private String[] subjectTypeList = {"a","b"};
|
|
@Override
|
public void afterCellDispose(WriteSheetHolder writeSheetHolder, WriteTableHolder writeTableHolder, List<WriteCellData<?>> cellDataList, Cell cell, Head head, Integer relativeRowIndex, Boolean isHead) {
|
// 获取sheet对象
|
Sheet sheet = writeSheetHolder.getSheet();
|
|
|
// 获取数据校验helper
|
DataValidationHelper dataValidationHelper = sheet.getDataValidationHelper();
|
|
// 设置题目下拉范围，第一列，500行内
|
CellRangeAddressList questionTypeRange = new CellRangeAddressList(0, 500, 0, 0);
|
// 添加题目下拉
|
DataValidationConstraint questionConstraint = dataValidationHelper.createExplicitListConstraint(questionTypeList);
|
DataValidation questionValidation = dataValidationHelper.createValidation(questionConstraint, questionTypeRange);
|
sheet.addValidationData(questionValidation);
|
|
|
// 设置课目下拉范围，第2列，500行内
|
CellRangeAddressList subjectTypeRange = new CellRangeAddressList(0, 500, 1, 1);
|
// 添加课目下拉
|
DataValidationConstraint subjectConstraint = dataValidationHelper.createExplicitListConstraint(subjectTypeList);
|
DataValidation subjectValidation = dataValidationHelper.createValidation(subjectConstraint, subjectTypeRange);
|
sheet.addValidationData(subjectValidation);
|
|
}
|
}
|
