shanghaiQLjava/src/main/java/com/gaotao/common/easyexcel/ProjectManagementItemsColumnWidthHandler.java

package com.gaotao.common.easyexcel;

import com.alibaba.excel.write.handler.AbstractRowWriteHandler;
import com.alibaba.excel.write.metadata.holder.WriteSheetHolder;
import com.alibaba.excel.write.metadata.holder.WriteTableHolder;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;

/**
 * 项目管理事项导出列宽处理器
 * 用于控制各列的宽度
 */
public class ProjectManagementItemsColumnWidthHandler extends AbstractRowWriteHandler {
    
    @Override
    public void afterRowDispose(WriteSheetHolder writeSheetHolder,
                                WriteTableHolder writeTableHolder,
                                Row row,
                                Integer relativeRowIndex,
                                Boolean isHead) {
        
        Sheet sheet = writeSheetHolder.getSheet();
        
        // 只在第一行设置列宽，避免重复设置
        if (row.getRowNum() == 0) {
            // 序号列 - 较窄
            sheet.setColumnWidth(0, 6 * 256);
            
            // 内容列 - 较宽
            sheet.setColumnWidth(1, 30 * 256);
            
            // 时间(天)列 - 较窄
            sheet.setColumnWidth(2, 8 * 256);
            
            // 计划完成日期列 - 中等
            sheet.setColumnWidth(3, 12 * 256);
            
            // 完成进度子列（10%-100%）- 很窄，用于显示颜色块
            for (int i = 4; i <= 13; i++) {
                sheet.setColumnWidth(i, 4 * 256);
            }
            
            // 完成进度%列 - 较窄
            sheet.setColumnWidth(14, 10 * 256);
            
            // 实际完成日期列 - 中等
            sheet.setColumnWidth(15, 12 * 256);
            
            // 负责人列 - 较窄
            sheet.setColumnWidth(16, 8 * 256);
            
            // 完成状况列 - 较窄
            sheet.setColumnWidth(17, 10 * 256);
            
            // 设置行高
            sheet.setDefaultRowHeight((short) (20 * 20)); // 设置默认行高
        }
    }
}