[转帖]Flex 调整 Panel 尺寸 消除 滚动条

无意间找到的帖子,我确实对于Flex的宽高设置比较头疼,这部分代码还是有通用性的,等待我以后去验证.

<?xml version="1.0" encoding="utf-8"?>   
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute">   
    <mx:Script>   
        <!--[CDATA[   
            import mx.events.FlexEvent;   
            import mx.controls.Image;   
            private var img:Image;   
            private function onClick():void  
            {   
                img = new Image();   
                img.source = "Image.PNG";   
                panel.addChild(img);   
            }   
            private function onClick2():void  
            {   
                panel.width = img.width + panel.viewMetrics.left + panel.viewMetrics.right;   
                panel.height = img.height + panel.viewMetrics.top + panel.viewMetrics.bottom;   
            }   
        ]]-->   
    </mx:Script>   
    <mx:Panel id="panel" x="133" y="98" width="398" height="360" layout="absolute">   
    </mx:Panel>   
    <mx:Button x="133" y="52" label="ShowPicture" click="onClick()"/>   
    <mx:Button x="362" y="52" label="ResizePanel" click="onClick2()"/>   
</mx:Application>