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1.±àд²»Í¬µÄCSSÎļþ
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2.½«CSSÎļþ±àÒë³ÉSWFÎļþ
ÔÚFlashBuilderÖÐÓÒ¼üCSSÎļþ£¬Ñ¡ÔñCompile CSS to SWF£¬
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2.ÓÃstyleManager¼ÓÔØSWF
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this.styleManager.loadStyleDeclarations2("MyCss1.swf");   //´úÂëÖÐÌîдÉÏÒ»²½ÓÉCSSÉú³ÉµÄSWFÎļþ·¾¶
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MyCss1.css
/* CSS file */
/*ÃüÃû¿Õ¼ä*/
@namespace s "library://ns.adobe.com/flex/spark";
@namespace mx "library://ns.adobe.com/flex/mx";
/*ʹÓÃskinÀàÀ´¶¨ÒåƤ·ô£¬ËùÒÔÒªÓÃClassReferenceº¯Êý*/
s|List{
skin-class:ClassReference("skins.ListSkin1");
}
/*·ûºÅ#´ú±íÖ¸¶¨µÄID*/
s|Label#labelExamples{
font-size:14;
color:#990099;
}
s|CheckBox{
font-size:9;
color:#FF3300;
}
s|RadioButton{
font-size:92;
color:#990099;
}
s|Button{
    font-size:32;
color:#FF3300;
}
×¢£ºCSSÖÐÎÞ·¨ÉèÖÃItemRenderer£¬ËùÒÔÈç¹ûҪʵÏÖ²»Í¬CSSÓò»Í¬µÄItemRenderer£¬Îª¸÷¸öCSSÖ¸¶¨²»Í¬µÄskinÀ࣬²¢ÇÒÔÚskinÀàÖзֱðÉèÖõÄItemRenderer
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¶øÒªÔÚCSSÖÐΪListÖ¸¶¨skinClassΪskins.ListSkin1£¬´úÂ룺skin-class:ClassReference("skins.ListSkin1");
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<s:DataGroup id="dataGroup" itemRenderer="itemRenderers.ListItemRenderer1">
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MyCss2.css——ÁíÒ»¸öCSSÎļþ
/* CSS file */
@namespace s "library://ns.adobe.com/flex/spark";
@namespace mx "library://ns.adobe.com/flex/mx";
/* ʹÓÃÁËÁíÒ»¸öSkinÀà*/
s|List{
skin-class:ClassReference("skins.ListSkin2");
}
s|Label#labelExamples{
font-size:42;
color:#009966;
}
s|CheckBox{
font-size:22;
color:#009966;
}
s|RadioButton{
font-size:20;
color:#009966;
}
s|Button{
    font-size:12;
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