[Flex] 组件Tree系列 —— 将数组作为dataProvider

mxml:

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



<!--功能描述：将数组作为dataProvider-->



<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" 

               xmlns:s="library://ns.adobe.com/flex/spark" 

               xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600">

    

    <fx:Script>

        <![CDATA[

            protected function tree_labelFunction(item:Object):String

            {

                var num:String = "";

                if (tree.dataDescriptor.hasChildren(item)) {

                    num = " (" + item.children.length + ")";

                }

                return item.label + num;

            }

        ]]>

    </fx:Script>

    

    <fx:Declarations>

        <!-- 将非可视元素（例如服务、值对象）放在此处 -->

        <fx:Array id="data">

            <fx:Object label="周星驰">

                <fx:children>

                    <fx:Object label="1988">

                        <fx:children>

                            <fx:Object label="《霹雳先锋》香港票房8916612" />

                            <fx:Object label="《捕风汉子》香港票房3149395" />

                            <fx:Object label="《最佳女婿》香港票房5807710" />

                        </fx:children>

                    </fx:Object>

                    <fx:Object label="1989">

                        <fx:children>

                            <fx:Object label="《龙在天涯》香港票房6809853 " />

                            <fx:Object label="《义胆群英》香港票房7913329" />

                            <fx:Object label="《流氓差婆》香港票房5624622 " />

                            <fx:Object label="《风雨同路》香港票房9335299 " />

                            

                        </fx:children>

                    </fx:Object>

                </fx:children>

            </fx:Object>

            <fx:Object label="李连杰">

                <fx:children>

                    <fx:Object label="1992">

                        <fx:children>

                            <fx:Object label="笑傲江湖之东方不败（1992）" />

                            <fx:Object label="黄飞鸿之二男儿当自强（1992）" />

                            <fx:Object label="黄飞鸿之三狮王争霸（1992）" />

                        </fx:children>

                    </fx:Object>

                    <fx:Object label="1993">

                        <fx:children>

                            <fx:Object label="方世玉Ⅱ万夫莫敌（1993） " />

                            <fx:Object label="倚天屠龙记之魔教教主（1993）" />

                            <fx:Object label="黄飞鸿之铁鸡斗蜈蚣（1993） " />

                            <fx:Object label="太极张三丰（1993） " />

                            

                        </fx:children>

                    </fx:Object>

                    <fx:Object label="1993">

                        <fx:children>

                            <fx:Object label="新少林五祖（1994） " />

                            <fx:Object label="精武英雄（1994）" />

                            <fx:Object label="中南海保镖（1994）  " />

                            <fx:Object label="给爸爸的信（1995） " />

                        </fx:children>

                    </fx:Object>

                </fx:children>

            </fx:Object>

        </fx:Array>

    </fx:Declarations>

    

    <mx:Tree id="tree" dataProvider="{data}" labelField="label"  width="320" labelFunction="tree_labelFunction"/>

</s:Application>