【Flex】自定义组件学习

文件列表

主文件： index.mxml

自定义组件  components.mylogo.mxml

图img  a.jpg

2 mylogo.mxml

<s:Group xmlns:fx="http://ns.adobe.com/mxml/2009" 
         xmlns:s="library://ns.adobe.com/flex/spark" 
         xmlns:mx="library://ns.adobe.com/flex/mx">
    <s:layout>
        <s:BasicLayout/>
    </s:layout>
    <fx:Declarations>
        <!-- 将非可视元素（例如服务、值对象）放在此处 -->
    </fx:Declarations>
    <fx:Script>
        <![CDATA[
            [Bindable]
            public var imageFile:String;
        ]]>
    </fx:Script>
    <mx:Image x="0" y="0" source="img/{imageFile}"/>
</s:Group>

3 index.mxml

<?xml version="1.0" encoding="utf-8"?>
<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"
               xmlns:componets="mylogo" xmlns:components="components.*"
               >
    <fx:Declarations>
        <!-- 将非可视元素（例如服务、值对象）放在此处 -->
    </fx:Declarations>
    <components:mylogo x="30" y="40" imageFile="a.JPG">
        
    </components:mylogo>
</s:Application>

 4 输入变量名，会自动提示