• 框架练习--layui, ajax controllor


    llayui写的页面样式参考

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
        <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
        <c:set var = "ctx" value="${pageContext.request.contextPath}" />
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>ipms人员信息管理系统</title>
    
    <link type="text/css" rel ="stylesheet" href="${ctx }/layui/css/layui.css"></link>
    <link type="text/css" rel="stylesheet" href="${ctx }/css/index.css"></link>
    <script type="text/javascript" src="${ctx }/js/jquery-3.2.1.min.js"></script>
    <!--  这个script必须放到这里,不能移到最上面,否则功能不管用  -->
    <script type="text/javascript" src="${ctx }/layui/layui.all.js"></script>
    <%-- <script src="${ctx }/layui/layui.js" charset="utf-8"></script> --%>
    <script type="text/javascript" src="${ctx }/js/index.js"></script> 
    <script type="text/javascript" src="${ctx }/js/timeChange.js"></script>
    
    
    </head>
    <body>
    <!-- 最上面导航栏 start -->
    <div class="layui-row layui-bg-black " id="topbox" >
        <div class="layui-col-md5 ">
          <div class="grid-demo" style="padding:15px 0 0 20px;">
          	<h3>ipms人员信息管理系统</h3> 
          </div>
        </div>
        
        <div class="layui-col-md5 ">
         <ul class="layui-nav ">
         
    		<li class="layui-nav-item"><a href="">最新活动</a></li>
    		
    		  <li class="layui-nav-item layui-this">
    		    <a href="javascript:;">产品功能</a>
    		    <dl class="layui-nav-child">
    		      <dd><a href="">选项1</a></dd>
    		      <dd><a href="">选项2</a></dd>
    		      <dd><a href="">选项3</a></dd>
    		    </dl>
    		  </li>
    		  
    		  <li class="layui-nav-item "><a href="">大数据</a></li>
    		  
    		  <li class="layui-nav-item ">
    		    <a href="javascript:;">解决方案</a>
    		    <dl class="layui-nav-child">
    		      <dd><a href="">移动模块</a></dd>
    		      <dd><a href="">后台模版</a></dd>
    		      <dd class="layui-this"><a href="">选中项</a></dd>
    		      <dd><a href="">电商平台</a></dd>
    		    </dl>
    		  </li>
    		  
    		  <li class="layui-nav-item "><a href="">关于我们</a></li>
    		  
    		</ul>
        </div>
        
        <div class="layui-col-md2">
          <div class="grid-demo" style="padding:10px 20px 0 0;">
         <%-- <form action="coredom06.jsp" method="post">
    
                   <input type="text" name="uname" value="${param.uname}">
                 <input type="submit" value="登录">
                 </form>
                 <c:if test="${param.uname=='admin' }" var=”adminchock”>
                <c:out value="管理员欢迎您!">
                 </c:out>
                  </c:if>
    
                 ${adminchock} 
                 
                 	<c:if test="${param.username != null }" >
                <c:out value="${param.username}:欢迎你~">
                 
                </c:out>
                </c:if>--%>
          
            
    		<a href="javascript:;" class="layui-btn layui-btn-warm layui-btn-radius" 
                style="float:left;">注册</a>
      			<a href="javascript:;" class="layui-btn layui-btn-radius" style="float:left;">登录</a>
    	  </div>
        </div>
        
    </div>
    <!--最上面导航栏 end  -->
    
    <!--中间部分 start  -->
    <div class="layui-row"  style="margin-top:90px;">
        
      <div  class="layui-col-xs2 "> 
             <!--侧边导航 start 占1 -->
        	 <div class="layui-side">
              <div class="layui-side-scroll">
                <!--用的是侧边导航  -->
              <ul class="layui-nav layui-nav-tree layui-nav-side" lay-filter="demo" style="top:60px;position:fixed; z-index:100;">
    		 <!-- <ul class="layui-nav layui-nav-tree "> </ul>-->
    			  <li class="layui-nav-item layui-nav-itemed">
    			    <a href="javascript:;">默认展开</a>
    			    <dl class="layui-nav-child">
    			      <dd><a href="javascript:;">选项1</a></dd>
    			      <dd><a href="javascript:;">选项2</a></dd>
    			      <dd><a href="">跳转</a></dd>
    			    </dl>
    			  </li>
    			  
    			  <li class="layui-nav-item">
    			    <a href="javascript:;">解决方案</a>
    			    <dl class="layui-nav-child">
    			      <dd><a href="">移动模块</a></dd>
    			      <dd><a href="">后台模版</a></dd>
    			      <dd><a href="">电商平台</a></dd>
    			    </dl>
    			  </li>
    			  
    			  <li class="layui-nav-item"><a href="">产品</a></li>
    			  <li class="layui-nav-item"><a href="">大数据</a></li>
    			</ul> 
    			
              </div>
            </div>
            <!--侧边导航 end  -->
            
            
            
            
       </div> 
          <!-- 用列偏移留出来的白  占10 start-->
           <div class="layui-col-xs9 layui-col-md-offset2" id="middlebox" >
              <div class="grid-demo layui-carousel"  id="test10">
            
              <!--大图轮播 start  -->
            	<div carousel-item="">
    			    <div><img src="${ctx }/imgs/1.png"></div>
    			    <div><img src="${ctx }/imgs/2.png"></div>
    			    <div><img src="${ctx }/imgs/3.png"></div>
    			    <div><img src="${ctx }/imgs/4.png"></div>  
    		 	 </div>
    		  <!--大图轮播 end  -->
    			
    		  </div>
    		  
    		  <div class="layui-row layui-col-space30" id="dakuang" style="margin-top:30px; 
    		  position:relative;top:0px;">
    		  
    		    <div class="layui-col-xs4">
    		      <div class="grid-demo">
    		      	<div id="leftadv">
    		      		<div style="border-bottom:2px solid #faca52;padding-bottom:5px; font-size:14px;">
    			      		<i class="layui-icon"  style="font-size:20px;">�</i>
    			      		<b> 焦点要闻</b>
    			      		<i class="layui-icon"  style="font-size:20px;float:right;">�</i>
    		      		</div>
    		      		<div class="line-limit-length" style="margin:10px 0; font-size:16px; overflow:hidden;">
    		      		<!--遍历资料库database中的数据  -->
    		      			<ul id="cyclezl"></ul>
    		      		</div>
    		      	</div>
    		      </div>
    		    </div>
    		    
    		    <div class="layui-col-xs4">
    		      <div class="grid-demo">
    				<div id="rightadv">
    		      		<div style="border-bottom:2px solid #faca52; padding-bottom:5px; font-size:14px;">
    			      		<i class="layui-icon"  style="font-size:20px;">�</i>
    			      		<b> 项目中心</b>
    			      		<i class="layui-icon"  style="font-size:20px;float:right;">�</i>
    		      		</div>
    		      		<div  class="line-limit-length" style="margin:10px 0; font-size:16px;" >
    		      		<!--遍历项目管理表projet中的数据  -->
    		 			<ul id="cyclexm"></ul>
    	
    		      		</div>
    		      	</div>
    			 </div>
    		    </div>
    		    
    		     <div class="layui-col-xs4">
    		      <div class="grid-demo" >
    		      	<div id="leftadv" >
    		      		<div style="border-bottom:2px solid #faca52;padding-bottom:5px; font-size:14px;">
    			      		<i class="layui-icon"  style="font-size:20px;">�</i>
    			      		<b> 通知公告</b>
    			      		<i class="layui-icon"  style="font-size:20px;float:right;">�</i>
    		      		</div>
    		      		<div class="line-limit-length " style="margin:10px 0; font-size:16px;overflow:hidden;">
    		      		<!--遍历公告表notice中的数据  -->
    		      		<ul id="cycletz"></ul>
    		      		</div>
    		      	</div>
    		      </div>
    		    </div>
    		    
    		    
    		    <div class="layui-col-xs12">
    		      <div class="grid-demo" >
    		      	<div id="leftadv" >
    		      		<div style="border-bottom:2px solid #faca52;padding-bottom:5px; font-size:14px;">
    			      		<i class="layui-icon"  style="font-size:20px;">�</i>
    			      		<b>学员风采</b>
    			      		<i class="layui-icon"  style="font-size:20px;float:right;">�</i>
    		      		</div>
    		      		<div style="margin:10px 0; font-size:16px;">
    		      		<!--遍历资料库database中的数据  -->
    		      		<ul id="cyclexy"></ul>
    		      		</div>
    		      	</div>
    		      </div>
    		    </div>
    		    
    		   </div>
    		   
    		   <!--下一行 -->
    		   <!-- <div class="layui-row " id="" style="margin-top:30px;position:relative;top:0px;">
    		   	
    		   </div> -->
    </div>		   
    		  
          <!-- 用列偏移留出来的白  占10 end-->
         
      
    </div>
    <!--中间部分 end  -->
    <!-- 最下面 -->
     <div class="layui-row" style="position:absolate;bottom:0px;">
        <div class="layui-col-md6 layui-bg-black" style="height:45px;padding-top:15px;" >
          <div class="grid-demo ">  </div>
        </div>
        <div class="layui-col-md2 layui-bg-black"  style="height:45px;padding-top:15px;">
          <div class="grid-demo ">@ ipms人员信息管理系统 欢迎您 !  </div>
        </div>
        <div class="layui-col-md4 layui-bg-black" style="height:45px;padding-top:15px;" >
          <div class="grid-demo ">   </div>
        </div> 
     </div>
    
    
    
    
    </body>
    </html>
    

      

    js页面ajax代码传递后台数据

    $(function() {
    
    
    /* 最上面导航栏 js start */
    	 layui.use('element', function(){
    	  var element = layui.element; //导航的hover效果、二级菜单等功能,需要依赖element模块
    	  element.render();
    	  //监听导航点击
    	  element.on('nav(demo)', function(elem){
    	    //console.log(elem)
    	    layer.msg(elem.text());
    	  });
    	}); 
    /* 最上面导航栏 js end */
    
    layui.use(['carousel','form'], function(){
    var carousel = layui.carousel,form = layui.form;
      //图片轮播
      carousel.render({
        elem:'#test10',
        '950px',
        height:'440px',
        interval:3000
      });
     });
    
    
    /**
     * 数据返回主页所用ajax
     * 
     */	
    
    /**
     * a方法调用(传到哪个controllor页面,返回回来的哪个json对象,给index.jsp页面的哪个id追加内容,jsp页面显示哪个参数);
     */
    
    a("/IPMS/database/selectDatabase.do","Database","#cyclezl","filename"); //Database表参数传递
    a("/IPMS/projectmsg/selectProject.do","Projet","#cyclexm","pname");	//Projet表参数传递
    a("/IPMS/notice/selectNotice.do","Notice","#cycletz","title");//Notice表参数传递
    
    function a(urll,project,tagid,name){
    	$.ajax({
    		dataType :"json",
    		type : "post",
    		url : urll,
    		success : function(data) {
    			//可以取到数据	
    		//	console.log(data);
    //for(var i=0;i< project.length; i++) 当项查找的数据是从后台传过来的时候就得用中括号[]而不能用.了,否则就出不来数据
    			for(var i=0;i<10; i++) 
    			{
    			//循环每一个标签,就开始向标签中塞东西了
    			//console.log(data[project]);	
    			//	console.log(data[project][i].createtime);
    				$(tagid).append("<li style='font-size:16px;'>" +
    						"<i class='layui-icon' style='font-size:5px;'>�</i>&nbsp" +
    						"<b class='line-limit-length' style='200px;display:inline-block;'>"+ data[project][i][name] +"</b>"+ 
    						"<span style='font-size:14px;float:right;'>"+ddate(data[project][i].createtime)+"</span></li>");
    			}
    		},
    		error: function() {
    			alert("后台异常,请联系管理员!");
    		}
    	});
    }
    
    /*这个v方法调用是给页面最下面要显示的图片传递参数
     * a("","Usertable","#cyclexy","username");*/
    v();
    function v () {
    	$.ajax({
    		dataType :"json",
    		type : "post",
    		url : "/IPMS/Usertable/selectUsertable.do",
    		success : function(data) {
    			for(var i=0;i<4; i++) 
    			{
    				$("#cyclexy").append("<li class='line-limit-length' " +
    						"style='220px;height:190px;font-size:14px;text-align:center;padding:5px; display:inline-block;'>" +
    				"<img src='/IPMS/imgs/"+data.Usertable[i].headportriait+"'" +
    						"style='background-size:100% 100%; 170px; height:170px;'><br>" +
    				data.Usertable[i].username+"</li>");
    			}
    		},
    		error: function() {
    			alert("后台异常,请联系管理员!");
    		}
    	});
    }
    
    
    });
    

      

    后台四个页面controllor层之一,内容参考

    package com.ipms.controller;
    
    
    import java.util.List;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.stereotype.Controller;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.ResponseBody;
    import com.alibaba.fastjson.JSONObject;
    import com.ipms.model.Database;
    import com.ipms.service.DatabaseService;
    
    @Controller
    @RequestMapping("/database")
    public class DatabaseController {
    	
    	@Autowired
    	private DatabaseService databaseService;
    	
    	/**
    	 * index页面查询数据所需方法
    	 * 
    	 * @return Projet
    	 */
    	@ResponseBody
    	@RequestMapping("/selectDatabase")
    	public String selectDatabase() {
    		
    		JSONObject jo = new JSONObject();
    		List<Database> da = databaseService.selectAll();
    		jo.put("Database", da);
    		return jo.toJSONString();
    	}
    }
    

      

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  • 原文地址:https://www.cnblogs.com/ziyanxiaozhu/p/8608967.html
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