areacontrol.ascx

来自「C#语言制作asp.net网上商店的」· ASCX 代码 · 共 127 行

<%@ Control Language="VB"    AutoEventWireup="false" CodeFile="AreaControl.ascx.vb" Inherits="Shop_Controls_AreaControl" %>

<script type="text/javascript" src='<%=Page.ResolveUrl("~/js/prototype.js")%>'></script>

<script language="JavaScript" type="text/javascript" >
<!--

function goCity()
{
        var ddls=$('<%=ddlProvince.ClientID%>')
	    var index =ddls.selectedIndex;
	    var aText=ddls.options[index].text;
	    $('<%=hfProvince.ClientID%>').value=aText;

	    var url ='<%=Page.ResolveUrl("~/IHttpHandler/AreaHandler.ashx") %>';
	    var father= $F('<%=ddlProvince.ClientID%>')
		var pars = "ddl=province&father=" +father;
		var myAjax = new Ajax.Request(
                    url,
                    {method: 'get', parameters: pars, onComplete: LoadCity}
                    );
          
                
}

function goArea()
{

        var ddls=$('<%=ddlCity.ClientID%>')
	    var index =ddls.selectedIndex;
	    var aText=ddls.options[index].text;
	    $('<%=hfCity.ClientID%>').value=aText;
	    var url ='<%=Page.ResolveUrl("~/IHttpHandler/AreaHandler.ashx")%>';
		var father= $F('<%=ddlCity.ClientID%>')
			var pars = "ddl=city&father=" +father;
		var myAjax = new Ajax.Request(
                    url,
                    {method: 'get', parameters: pars, onComplete: LoadArea}
                    );

}

function setAreaValue()
{
	   var ddls=$('<%=ddlProvince.ClientID%>')
	   var index =ddls.selectedIndex;
	   var aText=ddls.options[index].text;
	   $('<%=hfProvince.ClientID%>').value=aText;
	   ddls=$('<%=ddlCity.ClientID%>')
	   index =ddls.selectedIndex;
	   aText=ddls.options[index].text;
	   $('<%=hfCity.ClientID%>').value=aText;
	   ddls=$('<%=ddlArea.ClientID%>')
       index =ddls.selectedIndex;
       $('<%=hfArea.ClientID%>').value=ddls.options[index].text;
       $('<%=hfAreaID.ClientID%>').value=ddls.options[index].value;
}
 function getAreaID()
{
   var ddls=$('<%=ddlArea.ClientID%>')
 var index =ddls.selectedIndex;
 $('<%=hfArea.ClientID%>').value=ddls.options[index].text;
 $('<%=hfAreaID.ClientID%>').value=ddls.options[index].value;
} 

  function LoadCity(originalRequest)
    {
    var result=originalRequest.responseText;
    var ddl=$('<%=ddlCity.ClientID%>')
   	FillDropDown(ddl,result);
   	 if (ddl.length == 0){
   	 $('<%=ddlArea.ClientID%>').length=0;
  	 $('<%=ddlArea.ClientID%>').disabled = 1;
  	 ddl.disabled = 'true';
  	 setAreaValue()
  	  	 }
  	 else{
     $('<%=ddlArea.ClientID%>').disabled = 0;
  	 ddl.disabled = 0;
  	 goArea();
    }
    }
  function LoadArea(originalRequest)
    {
     var result=originalRequest.responseText;
     var ddl=$('<%=ddlArea.ClientID%>')
  	 FillDropDown(ddl,result);
  	 
  	 if (ddl.length == 0)
    	 ddl.disabled =1;
    	 else
    	 ddl.disabled =0; 
   	 setAreaValue()
    }
    
    
 	  
    
   function FillDropDown(objDDL,result ){
      var piArray = result.split(",");
           
     objDDL.length=0;
　　　 for(var i=0;i<piArray.length;i++)
　　　{
　　　var ary1 = piArray[i].toString().split("|");
　　　if (ary1.length >1 )
　　　 objDDL.options.add(new Option(ary1[1].toString(),ary1[0].toString()));
　　}
    }
  
-->
</script>
 <asp:DropDownList ID="ddlProvince"  runat="server">
            </asp:DropDownList>
            <asp:DropDownList ID="ddlCity" runat="server" >
            </asp:DropDownList>
            <asp:DropDownList ID="ddlArea" runat="server">
            </asp:DropDownList>
                  <asp:HiddenField ID="hfAreaID" runat="server">
                </asp:HiddenField>
                                <asp:HiddenField ID="hfArea" runat="server">
                </asp:HiddenField> 
                                <asp:HiddenField ID="hfProvince" runat="server">
                </asp:HiddenField> 
                                <asp:HiddenField ID="hfCity" runat="server">
                </asp:HiddenField>