知识大全 jsp+javascript打造级连菜单代码

Posted 2022-07-20 菜单

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　　<%@ page import="java util Date yava fileapp * java sql *;" contentType="text/;charset=GB " pageEncoding="GB " %> <style> f font size: pt; bgc background color:#AECAF ; color: # FF buttonsfont family:Arial; font size: px; font weight:bold; background color:# E ; color:white; border top: solid px #AACAFB; border bottom: solid px # E DC ; border left: solid px #AECAF ; border right: solid px # BD; padding: px; margin: px; </style> <SCRIPT LANGUAGE="JavaScript"> <! function rv() var val=""; for(i= ;i<bo_box list length;i++) val+=" "+bo_box list [i] value; if(val charAt( )==" ") val=val substr( val length); opener form frecname value=val; self close();

　　// > </SCRIPT> <body leftmargin=" " topmargin=" " margin margin> <jsp:useBean id="user" scope="session" /> <% CDataSource ds=new CDataSource(); //数据联结Bean实例 java sql Connection conn=ds getConnection(); java sql Statement stmt=null; java sql ResultSet rs=null; CDataCheck dc=new CDataCheck(); %>

　　<% String sqlu="SELECT t fno t fname t fname AS fdept FROM tuser t LEFT OUTER JOIN TDept t ON t fdept=t fno order by t fname"; stmt=conn createStatement(); rs=stmt executeQuery(sqlu); %> <script language= Javascript > arr = new Array(); <% int temp= ; while(rs next()) %> arr[<%=temp%>]=new Array("<%=rs getString("fname")%>" "<%=rs getString("fdept")%>"); <% temp = temp + ; %> temp=<%=temp%>; function ChangeLocation(id) document bo_box city length= ; //初始化第级菜单的长度下标从开始 var i = ; document bo_box city options[ ]=new Option( ); for(i= ;i<temp;i++) if(arr[i][ ]==id)//如果相等证明在第级里面有输入第级组织的子集 arr[总数目][部门] document bo_box city options[document bo_box city length] = new Option(arr[i][ ] arr[i][ ]); </script>

　　 <form name=bo_box> <table border= cellspacing=" " cellpadding=" " height= width= > <tr height= > <td bgcolor="# " align=center><font color=#ffffff>部门选择</font></td> <td bgcolor="# " align=center><font color=#ffffff>人名选择</font></td> <td bgcolor="# " align=center nowrap><font color=#ffffff>添加/移除</font></td> <td bgcolor="# " align=center><font color=#ffffff>最终人</font></td> </tr> <tr> <td> <select multiple id=prov name=prov onchange="ChangeLocation(bo_box prov options[bo_box prov selectedIndex] text);" > <option value=" ">请选择部门 ></option> <% String sqld="SELECT * FROM tdept"; stmt=conn createStatement(); rs=stmt executeQuery(sqld); while(rs next()) %> <option name=<%=rs getString(fno")%>"><%=rs getString("fname")%></option> <% %> </select> </td> <td> <select multiple id=city > </select> </td> <td nowrap align=center > <input type=button onClick="move(this form list this form city)" value="<<" > <input type=button onClick="move(this form city this form list )" value=">>" > </td> <td> <select multiple size=" " name=list > </select> </td> </tr> <tr > <td colspan=" " align=center><input type=button name=button value="选好了！" onclick="rv();"></td> </tr> </table> </form>

　　<script language="JavaScript"> //人名移动 function move(fbox tbox) var arrFbox = new Array(); var arrTbox = new Array(); var arrLookup = new Array(); var i; for (i = ; i < tbox options length; i++) arrLookup[tbox options[i] text] = tbox options[i] value; arrTbox[i] = tbox options[i] text; var fLength = ; var tLength = arrTbox length; for(i = ; i < fbox options length; i++) arrLookup[fbox options[i] text] = fbox options[i] value; if (fbox options[i] selected && fbox options[i] value != "") arrTbox[tLength] = fbox options[i] text; tLength++; else arrFbox[fLength] = fbox options[i] text; fLength++; arrFbox sort(); arrTbox sort(); fbox length = ; tbox length = ; var c; for(c = ; c < arrFbox length; c++) var no = new Option(); no value = arrLookup[arrFbox[c]]; no text = arrFbox[c]; fbox[c] = no; for(c = ; c < arrTbox length; c++) var no = new Option(); no value = arrLookup[arrTbox[c]]; no text = arrTbox[c]; tbox[c] = no;

cha138/Article/program/Java/JSP/201311/20554