自制分頁,form提交,用pojo提交
阿新 • • 發佈:2019-01-01
js設定,簡單封裝,上下頁,選擇某頁,首頁和最後一頁
form部分,這裡用到id
<script type="text/javascript"> var pathone="<%=basePath%>factoryC/basicinfo/factory/jFactoryList.action";//路徑一 var pathtwo="<%=basePath%>factoryC/basicinfo/factory/FactoryList.action";//路徑二 var formId="formtable";//用form提交 var selectId="ec_rd";//select選項的id var total=${page.total };//總頁數 var size=${page.size };//每頁條數 var pageoption=${pageoption};//分頁張數 var lastpagenum=null;//最後一張 //判斷最後一張取值 if (total % size == 0) { var lastpagenum = total /size } else { var lastpagenum =parseInt(total /size) + 1; } var current=${page.current };//當前頁 //判斷當前頁取值 if(current<=lastpagenum){ var current=current; } else{ var current=lastpagenum; } //路徑判斷,幾個路徑寫幾個值 if(pageoption==1){ var pagepath=pathone; } if(pageoption==2){ var pagepath=pathtwo; } //首頁 function firstpage(){ if(current==1){ return } else{ $("#"+formId).attr("action",pagepath+"?pageNum=1"); $("#"+formId).submit(); } } function prepage(){ $("#"+formId).attr("action",pagepath+"?pageNum="+(current-1)); $("#"+formId).submit(); } function nextpage(){ alert(current); $("#"+formId).attr("action",pagepath+"?pageNum="+(current+1)); $("#"+formId).submit(); alert(pagepath) } function lastpage(){ if(current==lastpagenum){ return } else{ $("#"+formId).attr("action",pagepath+"?pageNum="+lastpagenum); $("#"+formId).submit(); } } $(document).ready(function(){ var config=null; var el=$("#"+selectId).val(); for(var i=1;i<=lastpagenum;i++) { var config=null; if(i==current){ config="selected"; } $("#"+selectId).append("<option value=" + "'" + i + "'" + config+">" + i + "</option>") } }) function selectepage(){ var el=$("#"+selectId).val(); $("#"+formId).attr("action",pagepath+"?pageNum="+el); $("#"+formId).submit(); } </script>
html部分 主要是<a>部分
<tr style="padding: 0px;" > <td colspan="10" > <table border="0" cellpadding="0" cellspacing="0" width="100%" > <tr> <td class="statusBar" >找到${page.total} 條記錄, 顯示${(page.current-1)*page.size} 到 ${page.current*page.size} </td> <td class="compactToolbar" align="right" > <table border="0" cellpadding="1" cellspacing="2" > <tr> <td><a id="firstpagenume" href="#" onclick="firstpage();"><img src="<%=basePath%>images/table/firstPageDisabled.gif" style="border:0" alt="第一頁" /></a></td> <td><a id="prepagenume" href="#" onclick="prepage();"><img src="<%=basePath%>images/table/prevPageDisabled.gif" style="border:0" alt="上一頁" /></a></td> <td><td><a id="nextpagenume" href="#" onclick="nextpage();"><img src="<%=basePath%>images/table/nextPage.gif" style="border:0" title="下一頁" alt="下一頁" /></a></td> <td><a id="lastpagenume" href="#" onclick="lastpage();"><img src="<%=basePath%>images/table/lastPage.gif" style="border:0" title="最後頁" alt="最後頁" /></a></td> <td><img src="<%=basePath%>images/table/separator.gif" style="border:0" alt="Separator" /></td> <td><select id="ec_rd" name="ec_rd" onchange="selectepage();" > </select></td> <td><img src="<%=basePath%>images/table/separator.gif" style="border:0" alt="Separator" /></td> <td><a href="#"><img src="<%=basePath%>images/table/xls.gif" style="border:0" title="Export Excel" alt="Excel" /></a></td> </tr> </table></td> </tr> </table> </td> </tr>
form部分,這裡用到id
<form name="form2" action="<%=basePath%>factoryC/basicinfo/factory/FactoryList.action" method="post" id="formtable" >
主要用到 $().attr("action",url);
$().submit();
為什麼要用到form的submit(),因為這裡翻頁的時候用到原來的資料提交,比如
SELECT * FROM ( SELECT TMP.*, ROWNUM ROW_ID FROM ( SELECT c.FACTORY_ID,c.MOBILE,c.FULL_NAME, c.CONTACTS,c.CREATE_DEPT,c.FAX,c.ORDER_NO,c.FACTORY_NAME, c.CREATE_BY,c.CNOTE,c.CREATE_TIME,c.PHONE,c.INSPECTOR,b.name AS ctype,c.STATE FROM FACTORY_C c left join sys_code_b b on c.ctype=b.sys_code_id WHERE c.FULL_NAME like '%祁縣%' ) TMP WHERE ROWNUM <=20) WHERE ROW_ID > 10
我還需要之前的用到的fullname引數
而下一頁通過路徑獲取,就是mybatis分頁本質求就是sql語句新增
TMP WHERE ROWNUM <=20) WHERE ROW_ID > 10
limit等sql語句
只要給後臺頁碼就可以了
$("#"+formId).attr("action",pagepath+"?pageNum="+(current-1));
$("#"+formId).submit();
後臺@RequestParam(value="pageNum",required=false)String pageNum, 這個傳值,可以獲得路徑的需要的頁碼,先建立
Page<FactoryC> page=new Page<FactoryC>();
在值放到
page.setCurrent(Integer.parseInt(pageNum));
這裡要判斷這個值會不會有問題,uilfuns。isnum就是判斷是不是數字,有沒小於0等
page.setCurrent(Integer.parseInt(pageNum));
if(pageNum!=null&&pageNum!=""&&UtilFuns.isNum(pageNum)){
}
pojo page裡面有當前頁,總數,每頁多少條等
用model投到頁面上,參考前面的js
把page放到
List<FactoryC> list = iFactoryCService.selectfactoryall(page,factoryC);
會自動封裝sql,這裡是用selectfactoryall
自己的方法
這樣就能分頁,但是翻頁還有問題
@RequestMapping("/basicinfo/factory/FactoryList.action") public String tofind(Model model,String ftype,String fconditionStr,@RequestParam(value="pageNum",required=false)String pageNum ){ List<SysCodeB> sysCodeBList = iSysCodeBService.selectbyParentid(); model.addAttribute("sysCodeBList", sysCodeBList); FactoryC factoryC=new FactoryC(); Page<FactoryC> page=new Page<FactoryC>(); model.addAttribute("fconditionStr",fconditionStr); if(pageNum!=null&&pageNum!=""&&UtilFuns.isNum(pageNum)){ page.setCurrent(Integer.parseInt(pageNum)); } page.setSize(10); if(ftype!=null&&ftype.equals("fullName")){ factoryC.setFullName(fconditionStr); } else if(ftype!=null&&ftype.equals("factoryName")){ factoryC.setFactoryName(fconditionStr); } else if(ftype!=null&&ftype.equals("contacts")){ factoryC.setContacts(fconditionStr); } System.out.println(fconditionStr); System.out.println(ftype+"--------------------------------"); //page.setCondition(condition); List<FactoryC> list = iFactoryCService.selectfactoryall(page,factoryC); model.addAttribute("datalist", list); model.addAttribute("page", page); model.addAttribute("ftype", ftype); model.addAttribute("factoryName", "factoryName"); model.addAttribute("contacts", "contacts"); model.addAttribute("fullName", "fullName"); model.addAttribute("pageoption", 2); return "/basicinfo/factory/jFactoryList"; }
這裡用到的查詢方式是通過pojo本身屬性查詢,這樣要把選擇的select選項的name傳入後臺,通過後臺判斷獲取,給pojo