sqlite + flex 4.6 + array doubts -

-

here flex newbie. i've tested 'answer 2' code

connecting flex sqlite

but modified it: throwed in button, purpose populate list data, after being clicked; result half-success, got "[object object]" in list instead of data; how overcome problem? flex 4.6, code follows:

<?xml version="1.0" encoding="utf-8"?> <s:view xmlns:fx="http://ns.adobe.com/mxml/2009"      xmlns:s="library://ns.adobe.com/flex/spark"      title=""> <fx:declarations>     <!-- place non-visual elements (e.g., services, value objects) here --> </fx:declarations> <s:layout>     <s:verticallayout paddingtop="10" paddingleft="10"/> </s:layout> <fx:script>      <![cdata[         import flash.data.sqlconnection;         import flash.data.sqlstatement;         import flash.filesystem.file;         import flash.filesystem.filemode;          import mx.collections.arraycollection;         private function getdata():arraycollection          {             var stmt:sqlstatement = new sqlstatement();             stmt.sqlconnection = new sqlconnection();              stmt.sqlconnection.open(file.applicationstoragedirectory.resolvepath("assets/test.sqlite"));             stmt.text = "select one, 2 zero";             stmt.execute();             var result:array = stmt.getresult().data;             resultarr =  new arraycollection();             if (result)             {                       resultarr.source = result;                        }         return resultarr;         }         [bindable]private var resultarr:arraycollection = new arraycollection();          protected function button1_clickhandler(event:mouseevent):void         {             // todo auto-generated method stub             getdata();         }      ]]> </fx:script> <s:button label="ok" click="button1_clickhandler(event)"/> <s:list width="302" height="234" dataprovider="{resultarr}"></s:list> </s:view>

thanks whoever wants me.

your getting [object object] because data being returned has multiple values (columns 1 , two). need tell application want displayed.

try setting labelfield parameter , see get:

<s:list width="302" height="234" dataprovider="{resultarr}" labelfield="one"></s:list>

Comments

Post a Comment

Popular posts from this blog

django - How can I change user group without delete record -

-
on website user have 1 group. , user can change group. it's made user.groups.clear() and user.groups.add(new_group) but it's not efficient, because there 2 sql query: delete, insert. how can change group update query? user , group related each other using manytomanyfield . means intersection table exists relating both entities, , if don't specify model map (using through attribute) django creates 1 you. looking @ sources django.contrib.auth.models see that's case. fortunatly, can access intermediary model using through attribute of manager (in case, user.groups.through ). can use regular model. example: >>> alice = user.objects.create_user('alice', 'alice@example.com', 'alicepw') >>> employee = group.objects.create(name='employee') >>> manager = group.objects.create(name='manager') >>> alice.groups.add(employee) >>> alice.groups.all() [<group: employee...
Read more

java - EclipseLink JPA Object is not a known entity type -

-
i have strange problem eclipselink , object want persist. have 1 object (keypointlistimpl) stores object keypointimpl in list. persisting keypointimpl objects works great if try persist keypointlistimpl object java.lang.illegalargumentexception says object keypointimpl isn't known entity type. here keypointimpl code: @entity @table(name="keypoints") public class keypointimpl implements keypoint { @id @generatedvalue(strategy = generationtype.identity) private int id; @enumerated(enumtype.string) private detectortype keypointtype; private float x; private float y; private float size; private float angle; private float response; private int octave; private int classid; ... } here keypointlistimpl code: @entity @table(name="keypointlists") public class keypointlistimpl implements keypointlist { @id @generatedvalue(strategy = generationtype.identity) private int id; @onetoone(cascade={ca...
Read more

java - Need to add SOAP security token -

-
i need set custom soap header attribute on jax-ws generated webservice client. case webservice calls must go through proxy server requiring specific token (recieved web request header) present in soap request header. e.g.: 1 carserviceservice service = null; 2 service = new carserviceservice(new url(url), new qname(qname); 3 carserviceendpoint port = service.getcarserviceport(); it seems in line 3 wsdl retrieved , call fails due missing security token. 1 point direction on how done? a detailed example has been mentioned here: creating , deploying jax-ws web service on tomcat 6 this article shows how create , use security token .
Read more