Abstract implementation for "PlayList reader document".
static public onNewDocumentEVENT:EventTypestatic public onLoadDocumentEVENT:EventTypestatic public onProgressDocumentEVENT:EventTypestatic public onErrorDocumentEVENT:EventTypepublic parent:BubbleEventBroadcasterpublic function load(item:FvPlayListItem):VoidLoads passed-in document FvPlayListItem.
If a loading process is is running, an
FvAlert dialog is open.
If passed-in url is same as current, do nothing.
public function setSize():VoidResize document target.
Must be override by concrete document subclass.