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Select下拉框(支持輸入模糊查詢)

2024-04-27 15:04:22
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<%@ page language="java" contentType="text/html; charset=utf-8"    pageEncoding="utf-8"%><!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>Insert title here</title> <Script Language="Javascript">            function SelectValue(obj)      {             document.all.box2.value = obj.options[obj.selectedIndex].text;      }         var j = 0;     function InputValue(obj)      {          var n = 1;              var tmpObj;          var src = document.all.SelectOption;          var msg = document.all.msg;          if(event.keyCode != 40 && event.keyCode != 38 && event.keyCode != 13){              if(obj.value!=""){                   msg.style.display="";                   msg.innerHTML="";                   if(msg.hasChildNodes())                    {                       msg.childNodes[0].parentNode.removeChild(msg.childNodes[0]);                    }                                      for (var i=0;i<src.length;i++){                     var selValue = document.createElement("div");                     var selText = document.createElement("div");                     selText.value = src(i).value;                     selText.innerHTML = src(i).text;                                     if (src(i).text.toLowerCase().indexOf(obj.value.toLowerCase())==0){                           selText.setAttribute("id","selText"+n);                          selText.onmouSEOver=function (){                             this.style.backgroundColor='#003399';                             this.style.color ='#ffffff';                          }                         selText.onmouseout=function (){                             this.style.backgroundColor='#ffffff';                           this.style.color ='#000000';                         }                         selText.onclick=function (){                             document.all.box2.value = this.innerHTML;                          msg.style.display="none";                          document.getElementById("txtSection").value=this.value;                         }                          msg.appendChild(selText);                          n++;                     }                   }              }              else {                  document.all.msg.style.display="none";              }          }          else {              //PRess down key              if(event.keyCode==40){                  j++;                  for (var i=0; i<src.length; i++)                  {                      tmpObj = document.getElementById("selText"+i);                      if(tmpObj != null){                          tmpObj.style.backgroundColor='#ffffff';                           tmpObj.style.color ='#000000';                      }                                  }                  tmpObj = document.getElementById("selText"+j);                  if(tmpObj != null){                      tmpObj.style.backgroundColor='#003399';                         tmpObj.style.color ='#ffffff';                   }else{                      j = 0;                  }                          }              //press up key              if (event.keyCode==38){                  j--;                  for (var i=0; i<src.length; i++)                  {                      tmpObj = document.getElementById("selText"+i);                      if(tmpObj != null){                          tmpObj.style.backgroundColor='#ffffff';                           tmpObj.style.color ='#000000';                      }                                  }                  tmpObj = document.getElementById("selText"+j);                  if(tmpObj != null){                      tmpObj.style.backgroundColor='#003399';                         tmpObj.style.color ='#ffffff';                   }else{                      j = 2;                  }                      }              //press enter key              if (event.keyCode==13){                  tmpObj = document.getElementById("selText"+j);                  document.all.box2.value = tmpObj.innerHTML;                  msg.style.display="none";                  document.getElementById("txtSection").value=tmpObj.value;              }          }      }             function SelMatch(src)      {          var currSel = document.all.box2.value;          for (var i=0;i<src.length;i++){              if (src(i).text==currSel)              {                  src.options(i).selected = true;              }                  }      }            function NoMsg()      {              if(document.activeElement.id=="msg")               return false;           else              document.all.msg.style.display='none';      }                    </Script>  </head><body>         <TABLE border=0 cellPadding=1 cellSpacing=0 width="100%">           <TR>                 <TD width="24%"><font face="Arial" size="2">查詢</font></TD>                <TD COLSPAN=3 width="76%">                       <div style="position:relative;">                     <span style="margin-left:230px;width:18px;overflow:hidden;">                   <select style="HEIGHT: 22px; WIDTH: 250px; margin-left:-232px;" onchange="SelectValue(this)" onclick="SelMatch(this)"  id="SelectOption" name="SelectOption" >                                 <OPTION >ALL</OPTION>                              <OPTION >管理者1</OPTION>                            <OPTION >管理者2</OPTION>                            <OPTION >管理者3</OPTION>                            <OPTION >業(yè)務(wù)員3</OPTION>                            <OPTION >業(yè)務(wù)員3</OPTION>                            <OPTION >13</OPTION>                            <OPTION >103</OPTION>                  </select>                      </span>                 <input name="box2" id="box2" style="width:230px;position:absolute;left:0px;" onkeyup="InputValue(this)"  onblur="NoMsg()" onfocus="this.select();InputValue(this)" value="" >                      <div id="msg" style="border:1px  solid green;  font-size :14PX;white-space:nowrap;overflow:hidden;                      width:230px;position:absolute;left:0px;top:20px;display:none">                  </div>            </div>              <Input Type="Hidden" Name="txtSection" id="txtSection">                         </TD>          </TR>         </TABLE>       </body></html>
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