FLEX实践—XML、XMLList、 XMLListCollection、ArrayCollection关系转换

<?xml version="1.0" encoding="utf-8"?>

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"

layout="absolute"

creationComplete="init()">

<mx:Script>

<!--[CDATA[

import mx.collections.XMLListCollection;

import mx.collections.ArrayCollection;

import mx.controls.Alert;

public var myData:XML=

<tables>

<table>

<name>TRP_USERS</name>

<statement>CREATE TABLE IF NOT EXISTS TRP_USERS (USER_ID INTEGER PRIMARY KEY AUTOINCREMENT,USER_NAME TEXT,PASSWORD TEXT,CREATION_DATE DATE)</statement>

</table>

<table>

<name>TRP_PROJECTS</name>

<statement>CREATE TABLE IF NOT EXISTS TRP_EMPLOYEE_PROJECTS (EMPLOYEE_PROJECT_ID INTEGER PRIMARY KEY AUTOINCREMENT,USER_ID INTEGER,EMPLOYEE_NUMBER TEXT,LEVEL_CODE TEXT,PROJECT_NAME TEXT,PROJECT_MANAGER TEXT,START_DATE DATE,SCHEDULE_END_DATE DATE,TECH_DIRECTOR_NAME
TEXT,TECH_LEADER_NAME TEXT,TWO_WEEK_OUT TEXT,MEMO TEXT,UPLOAD_FLAG TEXT,CREATION_DATE DATE)</statement>

</table>

</tables>;

private var xmlList:XMLList=new XMLList();

private var xmlListCollection:XMLListCollection=new XMLListCollection();

private var provider:ArrayCollection;

private function init():void

{

xmlList=myData.elements("table");

xmlListCollection.source=xmlList;

provider=new ArrayCollection(xmlListCollection.toArray());

grid.dataProvider=provider;

}

]]-->

</mx:Script>

<mx:DataGrid x="221"

y="65"

width="742"

height="294"

id="grid">

<mx:columns>

<mx:DataGridColumn headerText="Name"

dataField="name"/>

<mx:DataGridColumn headerText="Sql"

dataField="statement"/>

</mx:columns>

</mx:DataGrid>

</mx:Application>