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Flex ¶Ô¼¯ºÏµÄ¶à¸ö×ֶνøÐÐÅÅÐò
¹Ø¼ü×Ö: flex, ÅÅÐò, ÈÕÆÚÅÅÐò
ÒòΪÊý×é¿É±»¶à¸öSortFields ÅÅÐò£¬Sort ¶ÔÏóµÄfields ÊôÐÔ¾ÍÊÇÒ»¸öÊý×é¡£ÕâЩsort ´´½¨Ò»
¸ö²ã¼¶µÄ½á¹¹£¬ËùÓжÔÏó½øÐзÖ×éÅÅÐò£¬Ïȸù¾Ýfield ÊôÐÔÀïµÄµÚÒ»¸öSortField ¶ÔÏó£¬ÔÙµÚ
Ò»¸ö£¬ÒÔ´ËÀàÍÆ¡£Õâ¸öÀý×Ó´úÂëÏȸù¾Ýregions ÔÙstates ¶Ô¼¯ºÏ½øÐÐÅÅÐò£º
coll = new ArrayCollection{[{city:"Cleveland", state:"Ohio", region:"East"},{city:"Sacramento", state:"California", region:"West"},{city:"Atlanta",state:"Georgia", region:"South"},{city:"Columbus", state:"Ohio", region:"East"}]);
var sort:Sort = new Sort();
sort.fields = [new SortField("region"), new SortField("state")];
coll.sort = sort;
coll.refresh();
¶Ô¼¯ºÏµÄÈÕÆÚÀàÐÍÊý¾Ý½øÐÐÅÅÐò,ʹÓÃmx.utils.ObjectUtil ÀàµÄdateCompare ·½·¨±È½ÏÈÕÆÚ¡£
ObjectUtil ÀàÌṩһ¸ödateCompare ·½·¨ÓÃÓÚ¼ì²âÁ½¸öDate ¶ÔÏóÄĸö¸üÔç¡£Äã¿ÉÒÔÓÃ
ObjectUtil.dateCompare ·½·¨À´±È½ÏÁ½¸öÈÕÆڵĴóС¡£dateCompare ·½·¨·µ»Ø1, 0, »ò
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import mx.collections.Sort;
import mx.collections.ArrayCollection;
import mx.utils.ObjectUtil;
private function sortFunction(a:Object, b:Object, fields:Array = null):int {
var tempDateA:Date = new Date(Date.parse(a.dob));
var tempDateB:Date = new Date(Date.parse(b.dob));
return ObjectUtil.dateCompare(tempDateA, tempDateB);
}
private var arrColl:ArrayCollection;
private function init():void {
arrColl = new ArrayCollection([{name:"Josh",dob:"08/17/1983"},{name:"John",dob:"07/30/1946"},{name:"John", dob:"07/30/1990"},{name:"John",dob:"07/30/1986"}]);
var sort:Sort = new Sort();
sort.compareFunction = sortFunction;
arrColl.sort = sort;
arrColl.refresh();
trace(arrColl);
}
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FlexÍÏק-Á½¸öListÖ®¼äÍÏק
¹Ø¼ü×Ö: flexÍÏק, list
<?xml version="1.0" encoding="utf-8"?>
<mx:WindowedApplication xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" creationComplete="creationHandler();">
<mx:Script>
<![CDATA[
import mx.events.DragEvent;
imp ......