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Jsp+javascript to create a level-connected menu

Source: Internet
Author: User
Tags array sql string sort stmt
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javascript|js| Menu

<%@ page import= "java.util.date,yava.fileapp.*,java.sql.*;"
         contenttype= "text/html;charset=gb2312" pageencoding= "GB2312 "
%>
<style>
. f9{font-size:9pt;}
. bgc{background-color: #AECAF9; color: #0033FF}
. buttons{font-family:arial; font-size:13px; font-weight:bold ; Background-color: #6796E4; Color:white; Border-top:solid 2px #AACAFB;
  Border-bottom:solid 1px #4E7DC1;
  Border-left:solid 1px #AECAF9;
  Border-right:solid 1px #5679BD;
  padding:1px;
  margin:0px;}
</style>
<script language= "JavaScript"
<!--
Function rv ()
{
  var val= "";
  for (i=0;i<combo_box.list2.length;i++) {
   val+= ", +combo_box.list2[i].value;
 }
  if (val.charat (0) = = ",") {
   val=val.substr (1,val.length);
 }
  Opener.form1.frecname.value=val;
  Self.close ();
}

//-->
</script>
<body leftmargin= "0" topmargin= "0" marginwidth= "0" marginheight= "0"
<jsp:usebean id= "User" scope= "session" class= "Yava.fileapp.UserBean"/>
<%
  CDataSource ds=new CDataSource (); //Data connection Bean instance
  java.sql.Connection conn=ds.getconnection ();
  Java.sql.Statement Stmt=null;
  Java.sql.ResultSet Rs=null;
  Cdatacheck dc=new cdatacheck ();
%>

<%
 string sqlu= "SELECT t1.fno, T1.fname, t2.fname as fdept from Tuser T1 left OUTER JOIN tdept T2 on T1.fde PT = t2.fno ORDER by T2.fname ";
 stmt=conn.createstatement ();
 rs=stmt.executequery (SQLU);
%>
 <script language= ' Javascript '
 arr = new Array ();
<%  int temp=0;
 while (Rs.next ())
 {
%>
 arr[<%=temp%>]=new Array ("<%=rs.getstring" FName ")%>", "<%=rs.getstring (" fdept ")%>");
<%
 temp = temp + 1;
&NBSP}
%>
Temp=<%=temp%>
function changelocation (ID) {
document.combo_box.city.length=0;//Initialize the length of level 2nd menu, subscript starting from 0
var i = 0;
Document.combo_box.city.options[0]=new Option ('-------', ');
for (i=0;i<temp;i++) {
if (arr[i][1]==id) {//If equal, proves that there is a subset of input 1th level organizations in level 2nd, the total number of arr[] [department]
Document.combo_ Box.city.options[document.combo_box.city.length] = new Option (arr[i][0], arr[i][0]);
}
}
}
</script>


<form name= "Combo_box" >
<table border= "0" cellspacing= "0" cellpadding= "0" height= "210" width= ">"
<tr height= ">"
&LT;TD bgcolor= "#336699" class= "buttons" Align=center><font color= #ffffff > Department Selection </font></td>
&LT;TD bgcolor= "#336699" class= "buttons" Align=center><font color= #ffffff > Name Selection </font></td>
&LT;TD bgcolor= "#336699" class= "buttons" Align=center nowrap><font color= #ffffff > Add/Remove </font></td >
&LT;TD bgcolor= "#336699" class= "buttons" Align=center><font color= #ffffff > End Person </font></td>
</tr>
<tr>
<td>
<select multiple Id=prov name= "Prov" style= "width:150;height:200" class= "BGC" >
<option value= "0" > Please select Department---></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 style= "width:150;height:200" class= "BGC" >
</select>
</td>
&LT;TD nowrap align= "center" class= "BGC" >
<input type= "button" value= "<<" class= "buttons" >
<input type= "button" value= ">>" class= "buttons" >
</td>
<td>
<select multiple size= "ten" name= "List2" style= "width:150;height:200" class= "BGC" >
</select>
</td>
</tr>
<tr class= "BGC" >
&LT;TD colspan= "4" align= "center" ><input type= "button" Name= "Button1" class= "Buttons" value= "Selected! "></td>
</tr>
</table>
</form>

<script language= "JavaScript" >
Name move
function Move (Fbox, Tbox) {
var arrfbox = new Array ();
var arrtbox = new Array ();
var arrlookup = new Array ();
var i;
for (i = 0; i < tbox.options.length; i++) {
Arrlookup[tbox.options[i].text] = Tbox.options[i].value;
Arrtbox[i] = Tbox.options[i].text;
}
var flength = 0;
var tlength = arrtbox.length;
for (i = 0; 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 = 0;
tbox.length = 0;
var C;
for (c = 0; c < arrfbox.length; C + +) {
var no = new Option ();
No.value = Arrlookup[arrfbox[c]];
No.text = Arrfbox[c];
FBOX[C] = no;
}
for (c = 0; c < arrtbox.length; C + +) {
var no = new Option ();
No.value = Arrlookup[arrtbox[c]];
No.text = Arrtbox[c];
TBOX[C] = no;
}
}

</script>
</body>



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Related Keywords:
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