目录
实现思路
1.查询出本场会议中的所有参与人员 2.需要完成在页面上元素的拖动功能,把对应的参会人员放在指定位置,如:重要的人就放在主位 3.将已经画好的会议座位图,保存下来,并且绑定到本次会议数据上去; 代码的实现顺序是2、1、3
userDao.java
- public List
queryUserByMeetingId(Long meetingId) throws Exception{ - String sql="select * from t_oa_user where FIND_IN_SET(id,"
- + "(select concat(canyuze,',',liexize,',',zhuchiren) "
- + "from t_oa_meeting_info where id="+meetingId+"))";
- return super.executeQuery(sql, User.class, null);
- }
userAction.java
- // 获取排座用户数据
- public String queryUserByMeetingId(HttpServletRequest req, HttpServletResponse resp) {
- try {
- Long meetingId = Long.parseLong(req.getParameter("meetingId"));
- List
users = userdao.queryUserByMeetingId(meetingId); - ResponseUtil.writeJson(resp, R.ok(200, "获取排座用户数据成功!!!", users));
- } catch (Exception e) {
- e.printStackTrace();
- try {
- ResponseUtil.writeJson(resp, R.error(0, "获取排座用户数据失败!!!"));
- } catch (Exception e1) {
- e1.printStackTrace();
- }
- }
-
- return null;
- }
MeetingInfoAction.java
- package com.maomao.web;
-
- import java.io.IOException;
- import java.util.Date;
- import java.util.List;
- import java.util.Map;
- import java.util.UUID;
-
- import javax.servlet.ServletException;
- import javax.servlet.http.HttpServletRequest;
- import javax.servlet.http.HttpServletResponse;
-
- import org.apache.commons.beanutils.ConvertUtils;
-
- import com.maomao.dao.MeetingInfoDao;
- import com.maomao.entity.MeetingInfo;
- import com.zking.framework.ActionSupport;
- import com.zking.framework.ModelDriver;
- import com.zking.util.Base64ImageUtils;
- import com.zking.util.MyDateConverter;
- import com.zking.util.PageBean;
- import com.zking.util.PropertiesUtil;
- import com.zking.util.R;
- import com.zking.util.ResponseUtil;
-
- public class MeetingInfoAction extends ActionSupport implements ModelDriver
{ - private MeetingInfo info = new MeetingInfo();
- private MeetingInfoDao meetingInfoDao = new MeetingInfoDao();
-
- @Override
- public MeetingInfo getModel() {
- //方式二:
- ConvertUtils.register(new MyDateConverter(),Date.class);
- return info;
- }
-
-
- // 根据会议ID更新会议的排座图片
- public String updateSeatPicById(HttpServletRequest req,
- HttpServletResponse resp) throws ServletException,IOException{
- try {
- //1.将排座图片保存到指定的位置并得到图片路径
- //1) 定义会议图片的保存路径
- String serverPath=PropertiesUtil.getValue("serverPath");
- String dirPath=PropertiesUtil.getValue("dirPath");
- //2) 定义会议排座图片的名称(最终要保存到数据库表中),例如:/uploads/xxxxx.jpg
- String fileName=UUID.randomUUID().toString().replace("-", "")+".jpg";
- //3) 拼接成完整的路径
- String realPath=dirPath+fileName;
- //4) 将图片保存到指定位置
- Base64ImageUtils.GenerateImage(info.getSeatPic().replace("data:image/png;base64,",""), realPath);
-
- //2.根据会议ID修改会议图片信息
- info.setSeatPic(serverPath+fileName);
- meetingInfoDao.updateSeatPicById(info);
- ResponseUtil.writeJson(resp, R.ok(200, "更新会议的排座图片成功"));
- } catch (Exception e) {
- e.printStackTrace();
- try {
- ResponseUtil.writeJson(resp, R.error(0, "更新会议的排座图片失败"));
- } catch (Exception e1) {
- e1.printStackTrace();
- }
- }
- return null;
- }
-
-
- }
-
meeting.js
- //打开会议排座对话框
- function open(id){
- layer.open({
- type: 2, //layer提供了5种层类型。可传入的值有:0(信息框,默认)1(页面层)2(iframe层)3(加载层)4(tips层)
- title: '会议排座', //对话框标题
- area: ['460px', '340px'], //宽高
- skin: 'layui-layer-rim', //样式类名
- content: $("#ctx").val()+'/jsp/meeting/seatPic.jsp?id='+id, //弹出内容。可以传入普通的html内容,还可以指定DOM,更可以随着type的不同而不同
- });
- }
-
建一个配置文件以properties为后缀的文件
1.在这里的E盘是本人的保存排座的路径,可以自己修改;
2.该配置文件要放在根目录,并在server里进行配置
- dirPath=E:/temp/images/T280/
- serverPath=/upload/paizuo/(在/upload前不要加项目名,防止当其他项目用的时候,图片路径错误,提高使用率)
- dirPathSign=E:/temp/images/T280/sign/
- serverPathSign=/upload/sign/
setPic.jsp
- <%@ page language="java" contentType="text/html; charset=UTF-8"
- pageEncoding="UTF-8"%>
- html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
- <html>
- <head>
- <base href="${pageContext.request.contextPath }/"/>
- <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
- <link href="static/js/layui/css/layui.css" rel="stylesheet" type="text/css"/>
- <script type="text/javascript" src="static/js/jquery-3.3.1.min.js">script>
- <script type="text/javascript" src="static/js/layui/layui.js">script>
- <script type="text/javascript" src="static/js/plugins/html2canvas/html2canvas.js">script>
- <title>会议座位安排title>
- head>
- <style type="text/css">
- * {
- padding: 0;
- margin: 0;
- }
-
- body{
- width: 100%;
- height: 100%;
- /* background: red; */
- }
-
- .tips {
- /* position: absolute; */
- background: pink;
- display: inline-block;
- height: 60px;
- /* width: 60px; */
- line-height: 60px;
- text-align: center;
- margin: 5px;
- padding: 0 10px;
- }
-
- .add {
- position: fixed;
- right: 10px;
- top: 10px;
- display:inline;
- }
-
- #tu {
- width: 100%;
- height: 100%;
- /* background: lightblue; */
- /*background: url('u=3318199716,2583790385&fm=26&gp=0.jpg');*/
- }
- .layui-input{
- height:30px;
- }
- style>
- <body id="screen_body">
- <div id="tu">div>
-
- <div class="add">
- <div style="display:inline-block;">
- <input id="dan_input" type="text" value="" class="layui-input">
- div>
- <div style="display:inline-block;">
- <button onclick="return addDanMu()" class="layui-btn layui-btn-sm">添加座位button><input id="jie_input" type="button" class="layui-btn layui-btn-sm" value='下载'>
- div>
- div>
- body>
- <script type="text/javascript">
- var $id = function(id) {
- return document.getElementById(id);
- }
- //会议排座拖拽
- var dragF = {
- locked: false,
- lastObj: undefined,
- drag: function(obj) {
- $id(obj).onmousedown = function(e) {
- var e = e ? e : window.event;
- if (!window.event) {
- e.preventDefault();
- } /* 阻止标注浏览器下拖动a,img的默认事件 */
- dragF.locked = true;
- $id(obj).style.position = "absolute";
- $id(obj).style.zIndex = "100";
- if (dragF.lastObj && dragF.lastObj != $id(obj)) { /* 多元素拖动需要恢复上次元素状态 */
- dragF.lastObj.style.zIndex = "1";
- }
-
- dragF.lastObj = $id(obj);
- var tempX = $id(obj).offsetLeft;
- var tempY = $id(obj).offsetTop;
-
- dragF.x = e.clientX;
- dragF.y = e.clientY;
- document.onmousemove = function(e) {
- var e = e ? e : window.event;
- if (dragF.locked == false) return false;
- $id(obj).style.left = tempX + e.clientX - dragF.x + "px";
- $id(obj).style.top = tempY + e.clientY - dragF.y + "px";
- if (window.event) {
- e.returnValue = false;
- } /* 阻止ie下a,img的默认事件 */
-
- }
-
- document.onmouseup = function() {
- dragF.locked = false;
- }
- }
- }
- }
- script>
-
- <script type="text/javascript">
- var layer;
- layui.use(['layer'],function(){
- layer=layui.layer;
-
- //初始化会议排座:根据会议ID获取参会的所有人员的名字(主持人+参会人+列席人)
- initMeetingUsers();
-
- //绘制会议排座图片
- $("#jie_input").on("click", function(event) {
- $('.add').hide();
- event.preventDefault();
- html2canvas(document.getElementById("screen_body")).then(function(canvas) {
- var dataUrl = canvas.toDataURL();
- console.log(dataUrl);
- var param = {};
- param['seatPic'] = dataUrl;
- param['id'] = '${param.id}';
- param['methodName']='updateSeatPicById';
- console.log(param);
- //此处需要完成会议排座图片上传操作
- $.post('${pageContext.request.contextPath }/info.action',param,function(rs){
- console.log(rs);
- if(rs.success){
- //先得到当前iframe层的索引
- var index = parent.layer.getFrameIndex(window.name);
- //再执行关闭
- parent.layer.close(index);
- //调用父页面的刷新方法
- parent.query();
- }else{
- layer.msg(rs.msg,{icon:5},function(){});
- }
- },'json');
- });
- });
- });
-
- function initMeetingUsers(){
- $.getJSON('${pageContext.request.contextPath }/user.action',{
- 'methodName':'queryUserByMeetingId',
- 'meetingId':'${param.id}'
- },function(rs){
- console.log(rs);
- let data=rs.data;
- $.each(data,function(i,e){
- $('#dan_input').val(e.name);
- addDanMu();
- });
- });
- }
-
-
- //添加会议排座
- function addDanMu() {
- var dan = document.getElementById("dan_input").value;
- if (dan == "") {
- alert("请输入弹幕~");
- return false;
- } else {
- document.getElementById("dan_input").value = ""; //清空 弹幕输入框
- // var br = document.createElement("BR"); //
- var node = document.createElement("DIV"); //
- var tipsArr = document.getElementsByClassName('tips');
- var i;
- // console.log(parseInt(tipsArr[tipsArr.length-1].id.substr(4))+1);
- if (tipsArr.length == 0) {
- i = 1
- } else {
-
- i = parseInt(tipsArr[tipsArr.length - 1].id.substr(4)) + 1;
- }
- // var aNode = document.createElement("P"); //
- node.setAttribute("class", "tips");
- node.setAttribute("id", "tips" + i);
- node.setAttribute("onmouseover", "dragF.drag('tips" + i + "');");
- var textnode = document.createTextNode(dan); // 创建个 文本节点, 将用户输入的弹幕,存入 创建的 元素节点
中
- // aNode.appendChild(textnode);
- node.appendChild(textnode);
- // document.body.appendChild(br);
- // document.body.appendChild(node);
-
- document.getElementById("tu").appendChild(node);
- return true;
- }
- }
- script>
- html>
-
展示:

二、送审
后台代码
dao方法
MeetingInfoDao.java
- // 根据会议ID更新会议的审批人(送审)
- public int updateAuditorById(MeetingInfo info) throws Exception {
- String sql="update t_oa_meeting_info set auditor=?,state=2 where id=?";
- return super.executeUpdate(sql, info, new String[] {"auditor","id"});
- }
web层
MeetingInfoAction.java
- // 根据会议ID更新会议的审批人(送审)
- public String updateAuditorById(HttpServletRequest req, HttpServletResponse resp) {
- try {
- int rs = meetingInfoDao.updateAuditorById(info);
- if (rs > 0) {
- ResponseUtil.writeJson(resp, R.ok(200, "会议审批成功"));
- }else {
- ResponseUtil.writeJson(resp, R.error(0, "会议审批失败"));
- }
- } catch (Exception e) {
- e.printStackTrace();
- try {
- ResponseUtil.writeJson(resp, R.error(0, "会议审批失败"));
- } catch (Exception e1) {
- e1.printStackTrace();
- }
- }
- return null;
- }
js代码
- let layer,table,$,form;
- let row;
- layui.use(['layer','table','jquery','form'],function(){
- layer=layui.layer,
- table=layui.table,
- form=layui.form,
- $=layui.jquery;
-
- initTable();
-
- //查询事件
- $('#btn_search').click(function(){
- query();
- });
-
- //初始化审批人
- initFormSelects();
-
- //送审
- $('#btn_auditor').click(function(){
- $.post($("#ctx").val()+'/info.action',{
- 'methodName':'updateAuditorById',
- 'id':$('#meetingId').val(),
- 'auditorName':$('#auditorName').val()
- },function(rs){
- if(rs.success){
- //关闭对话框
- layer.closeAll();
- //刷新列表
- query();
- }else{
- layer.msg(rs.msg,{icon:5},function(){});
- }
- },'json');
- return false;
- });
-
- });
-
- //1.初始化数据表格
- function initTable(){
- table.render({ //执行渲染
- elem: '#tb', //指定原始表格元素选择器(推荐id选择器)
- height: 400, //自定义高度
- loading: false, //是否显示加载条(默认 true)
- cols: [[ //设置表头
- {field: 'id', title: '会议编号', width: 90},
- {field: 'title', title: '会议标题', width: 120},
- {field: 'location', title: '会议地点', width: 140},
- {field: 'startTime', title: '开始时间', width: 120},
- {field: 'endTime', title: '结束时间', width: 120},
- {field: 'meetingState', title: '会议状态', width: 120},
- {field: 'seatPic', title: '会议排座', width: 120,
- templet: function(d){
- if(d.seatPic==null || d.seatPic=="")
- return "尚未排座";
- else
- return "
"; - }
- },
- {field: 'auditorName', title: '审批人', width: 120},
- {field: '', title: '操作', width: 200,toolbar:'#tbar'},
- ]]
- });
- }
-
- //2.点击查询
- function query(){
- table.reload('tb', {
- url: $("#ctx").val()+'/info.action', //请求地址
- method: 'POST', //请求方式,GET或者POST
- loading: true, //是否显示加载条(默认 true)
- page: true, //是否分页
- where: { //设定异步数据接口的额外参数,任意设
- 'methodName':'myInfos',
- 'zhuchiren':$('#zhuchiren').val(),
- 'title':$('#title').val(),
- },
- request: { //自定义分页请求参数名
- pageName: 'page', //页码的参数名称,默认:page
- limitName: 'rows' //每页数据量的参数名,默认:limit
- },
- done: function (res, curr, count) {
- console.log(res);
- }
- });
-
- //工具条事件
- table.on('tool(tb)', function(obj){ //注:tool 是工具条事件名,test 是 table 原始容器的属性 lay-filter="对应的值"
- row = obj.data; //获得当前行数据
- var layEvent = obj.event; //获得 lay-event 对应的值(也可以是表头的 event 参数对应的值)
- var tr = obj.tr; //获得当前行 tr 的 DOM 对象(如果有的话)
- console.log(row);
- if(layEvent === 'seat'){ //会议排座
- open(row.id);
- } else if(layEvent === 'send'){ //送审
- if(row.seatPic==null || row.seatPic==""){
- layer.msg('先请完成会议排座,再进行送审操作!',function(){});
- return false;
- }
- //在打开送审页面之前,先请完成会议ID的赋值操作
- $('#meetingId').val(row.id);
- openLayerAudit();
- } else if(layEvent==="back"){ //反馈详情
-
- } else {//删除
- layer.confirm('确认要取消会议吗?', {icon: 3, title:'提示'}, function(index){
- $.post($("#ctx").val()+'/info.action',{
- 'methodName':'updatezt',
- 'state':0,
- 'id':row.id
- },function(rs){
- if(rs.success){
- //调用查询方法刷新数据
- query();
- }else{
- layer.msg(rs.msg,function(){});
- }
- },'json');
- layer.close(index);
- });
- }
- });
- }
-
- //打开会议排座对话框
- function open(id){
- layer.open({
- type: 2, //layer提供了5种层类型。可传入的值有:0(信息框,默认)1(页面层)2(iframe层)3(加载层)4(tips层)
- title: '会议排座', //对话框标题
- area: ['460px', '340px'], //宽高
- skin: 'layui-layer-rim', //样式类名
- content: $("#ctx").val()+'/jsp/meeting/seatPic.jsp?id='+id, //弹出内容。可以传入普通的html内容,还可以指定DOM,更可以随着type的不同而不同
- });
- }
-
- //会议送审
- function openLayerAudit(){
- //每次打开都对送审人进行初始化默认值设置
- $('#auditor').val("");
- //必须重新渲染
- form.render('select');
- //弹出对话框
- layer.open({
- type: 1, //layer提供了5种层类型。可传入的值有:0(信息框,默认)1(页面层)2(iframe层)3(加载层)4(tips层)
- title:'会议送审',
- area: ['426px', '140px'], //宽高
- skin: 'layui-layer-rim', //样式类名
- content: $('#audit'), //弹出内容。可以传入普通的html内容,还可以指定DOM,更可以随着type的不同而不同
- });
- }
-
- //初始化审批人
- function initFormSelects(){
- $.getJSON($("#ctx").val()+'/user.action',{
- 'methodName':'queryUserAll'
- },function(rs){
- console.log(rs);
- let data=rs.data;
- $.each(data,function(i,e){
- $('#auditor').append(new Option(e.name,e.value));
- });
- //重新渲染
- form.render('select');
- });
- }
-
