java 给 “多栏” word 文档的每栏都设置页码-凯发线上登陆下载网址

    
        com.e-iceblue
        e-iceblue
        https://repo.e-iceblue.cn/repository/maven-public/
    


    
        e-iceblue
        spire.doc
        12.1.10
    

import com.spire.doc.*;
import com.spire.doc.documents.*;
import com.spire.doc.fields.*;
import java.io.*;
public class main {
    public static void main(string[] args) throws ioexception {
        //加载源文档
        document doc = new document();
        doc.loadfromfile("data/考试题.docx");
        //获取第一个section
        section section =  doc.getsections().get(0);
        //设置页面大小a3并将页面设置为横向
        section.getpagesetup().setpagesize(pagesize.a3);
        section.getpagesetup().setorientation(pageorientation.landscape);
        //分栏
        section.addcolumn(0,0);
        //获取页脚并清空页脚内容
        headerfooter footer = section.getheadersfooters().getfooter();
        footer.getchildobjects().clear();
        //页脚中插入一行二列的表格
        table table=footer.addtable(false);
        table.resetcells(1,2);
        //左分栏页码
        addpage(table.get(0,0).addparagraph(),doc,"left");
        //右分栏页码
        addpage(table.get(0,1).addparagraph(),doc,"right");
        //保存结果文档
        doc.savetofile("output/分栏word加页码.docx",fileformat.docx);
    }
    public static void addpage(paragraph footerparagraph, document document,string direction) {
        //添加文本、节域、页码域到段落 第1页，共7页
        footerparagraph.appendtext("第 ");
        //自定义域代码。表达式域嵌套页码域 完成页码计算
        //创建表达式域
        field currentpage_field =new field(document);
        currentpage_field.settype(fieldtype.field_expression);
        //设置前半部分域代码
        currentpage_field.setcode("=2*");
        //添加到段落中
        footerparagraph.getitems().add(currentpage_field);
        //创建嵌入表达式域中的页码域（获取当前页码）
        field fieldpage=new field(document);
        fieldpage.settype(fieldtype.field_page);
        //添加到段落中
        footerparagraph.getitems().add(fieldpage);
        //给页码域设置“域分隔符标志”和“域结束标志”
        insertfieldmark(document,footerparagraph,fieldpage);
        //判断是左侧分栏页码还是右侧，如果是左侧，则追加域代码"减一"即"-1"
        //左侧分栏页码对应计算表达式应该是   2*page-1
        //右侧分栏页码对应计算表达式应该是   2*page
        //page表示当前页码
        if(direction.equals("left")){
            footerparagraph.appendtext("-1");
        }
        //给页码域设置“域分隔符标志”和“域结束标志”
        insertfieldmark(document,footerparagraph,currentpage_field);
        footerparagraph.appendtext(" 页，共 ");
        //添加嵌套“总页数”的表达式域
        field totalpage_field = new field(document);
        totalpage_field.settype(fieldtype.field_expression);
        totalpage_field.setcode("=2*");
        footerparagraph.getitems().add(totalpage_field);
        // 添加总页数域
        field pagenums=new field(document);
        pagenums.settype(fieldtype.field_num_pages);
        footerparagraph.getitems().add(pagenums);
        // 给总页数域设置“域分隔符标志”和“域结束标志”
        insertfieldmark(document,footerparagraph,pagenums);
        //给表达式域设置“域分隔符标志”和“域结束标志”
        insertfieldmark(document,footerparagraph,totalpage_field);
        footerparagraph.appendtext(" 页");
        //设置段落样式
        footerparagraph.getstyle().getcharacterformat().setfontsize(9f);
        footerparagraph.getstyle().getcharacterformat().setfontname("宋体");
        footerparagraph.getformat().sethorizontalalignment(horizontalalignment.center);
    }
    // 给field插入分隔符（field_separator）和结束（field_end）
    public static void insertfieldmark(document document,paragraph paragraph, field field) {
        // 插入field的分隔符
        fieldmark separatorfieldmark = new fieldmark(document,fieldmarktype.field_separator);
        paragraph.getitems().add(separatorfieldmark);
        // 插入field的结束符
        fieldmark endfieldmark = new fieldmark(document,fieldmarktype.field_end);
        paragraph.getitems().add(endfieldmark);
        field.setend(endfieldmark);
    }
}