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ÄãÐèÒªÏȵ¼ÈëAlertÀࣺ import mx.controls.Alert;
È»ºóÔÚÏëÒªµ¯³ö¾¯¸æµÄʱºòʹÓãº
Alert.show(“ÄãÈ·¶¨ÒªÍ˳öϵͳÂð?”,“È·ÈÏ”,Alert.YES|Alert.NO,null,logout)
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private function logout(event:CloseEvent):void
{
    if(event.detail == Alert.YES)
    {
        // ¾ßÌå²Ù×÷           
    }
}
ÒòΪÕâ¸öº¯ÊýÊÇ´¥·¢µÄ£¬ËùÒÔ²ÎÊýÊÇÒ»¸öCloseEvent ¡£“event.detail == Alert.YES” ÕâÐдúÂëÅжϵã»÷µÄÊDz»ÊÇÈ·¶¨°´Å¥¡£CloseEvent ÖÐµÄ detail ÊôÐÔרÃÅÅжϵã»÷ÁËÄĸö°´Å¥£¬ÕâÑù¾Í¿ÉÒÔÓû§µÄµã»÷¿ØÖÆ´úÂë¡£
¼òµ¥µÄAlert Ó÷¨¾ÍÊÇÕâÑù£¬¸ü¶àÏà¹ØÐÅÏ¢Çë¿´°ïÖúÎĵµ¡£
2.µ¯³ö´°¿Ú
  Õâ¸ö¾Í±È½ÏÇ¿´óÁË£¬ÐèҪʹÓÃÒ»¸öÀ࣬ÄǾÍÊÇPopUpManager£¬Í¬Ñù£¬Ê¹ÓÃǰÄãÐèÒªÏȵ¼È룺
import mx.managers.PopUpManager;
  È»ºóÄã¾ÍÒª´´½¨Ò»¸öCompoment ×÷Ϊµ¯³ö´°¿Ú£¬Õâ¸öÃ»Ê²Ã´ÌØ±ðµÄ£¬´´½¨Ò»¸öÆÕͨµÄCompoment ¾ÍÐУ¬ÕâÀïÎÒ´´½¨ÁËÒ»¸öÎļþ½Ð×öPopWindow£¬¾ÍÊÇÒ»¸ö¼òµ¥µÄCanvas£¬ÀïÃæ¾Í·ÅÒ»¸öͼƬ¡£´úÂëÈçÏ£º
PopWindow.mxml£º
<?xml version="1.0" encoding="utf-8"?>
<mx:Canvas xmlns:mx="http://www.adobe.com/2006/mxml" width="100" height="100">
    <mx:Script>
        <![CDATA[
            import mx.managers.PopUpManager;
        ]]>
    </mx:Script>
    <mx:Image x="0" y="0" source="assets/face.PNG" click="PopUpManager.removePopUp(this)" width="90" height="82"/>
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