为什么不这个Flex应用程序绘制一个简单的矩形? [英] Why doesnt this Flex App draw a simple rectangle?
本文介绍了为什么不这个Flex应用程序绘制一个简单的矩形?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
<?xml version =1.0encoding =utf-8?> ;
xmlns:s =library://ns.adobe.com/flex/spark
xmlns:mx =library://ns.adobe.com/flex/mxminWidth =955minHeight =600
creationComplete =application1_creationCompleteHandler(event)>
< fx:Script>
<![CDATA [
import mx.events.FlexEvent;
$ b保护函数application1_creationCompleteHandler(event:FlexEvent):void
{
var mySprite:Sprite = new Sprite();
mySprite.graphics.lineStyle(1,0x0000FF,1.0);
mySprite.graphics.drawRect(0,0,200,50);
this.addChild(mySprite);
}
]]>
< / fx:Script>
< fx:声明>
<! - 在这里放置非可视元素(例如服务,值对象) - >
< / fx:声明>
< / s:应用程序>
对于这个简单的问题,这会带来一些麻烦!你可以帮忙吗?
解决方案
试试这个
var x:SpriteVisualElement = new SpriteVisualElement();
var mySprite:Sprite = new Sprite();
mySprite.graphics.lineStyle(1,0x0000FF,1.0);
mySprite.graphics.drawRect(0,0,200,50);
x.addChild(mySprite);
this.addElement(x);
the code is straightforward and my Intention should be clear. Still i can get this to work:
<?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"
creationComplete="application1_creationCompleteHandler(event)">
<fx:Script>
<![CDATA[
import mx.events.FlexEvent;
protected function application1_creationCompleteHandler(event:FlexEvent):void
{
var mySprite:Sprite = new Sprite();
mySprite.graphics.lineStyle(1,0x0000FF,1.0);
mySprite.graphics.drawRect(0,0,200,50);
this.addChild(mySprite);
}
]]>
</fx:Script>
<fx:Declarations>
<!-- Place non-visual elements (e.g., services, value objects) here -->
</fx:Declarations>
</s:Application>
For this simple a problem, it causes me some trouble! Can you help?
解决方案
Try this
var x:SpriteVisualElement = new SpriteVisualElement();
var mySprite:Sprite = new Sprite();
mySprite.graphics.lineStyle(1,0x0000FF,1.0);
mySprite.graphics.drawRect(0,0,200,50);
x.addChild(mySprite);
this.addElement(x);
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