鍦↗SF涓殑浜嬩歡瀵硅薄銆?/span> JSF涓殑鎵鏈変簨浠跺璞″繀欏繪彁渚沯avax.faces .event.FacesEvent綾伙紝浠ヤ究榪欎簺浜嬩歡琚姹傚鐞嗙敓鍛藉懆鏈熸敮鎸併侳acesEvent綾繪槸java.util.EventObject鐨勫瓙綾伙紝騫舵坊鍔犱簡getComponent鏂規硶錛岃鏂規硶榪斿洖寮曞彂璇ヤ簨浠剁殑UIComponent緇勪歡銆?/span>
FacesEvent綾繪湁涓や釜瀛愮被錛欰ctionEvent鍜?ValueChangeEvent銆侫ctionEvent綾繪縺媧昏濡俇ICommand緇勪歡涔嬬被鐨刄I緇勪歡銆?br />
ValueChangeEvent綾諱細鍙戝嚭涓涓氱煡錛屽憡鐭ユ湰鍦癠IInput緇勪歡鐨勫艱淇敼浜嗐傜劧鑰岋紝濡傛灉鏂板兼病鏈夎鎴愬姛鍦伴獙璇佷負鍚堟硶鐨勶紝鍒欎笉浼氬彂鍑篤alueChangeEvent閫氱煡銆傝鍔犲叆鍒拌綾諱腑鐨勪袱涓噸瑕佹柟娉曟槸getOldValue 鍜?getNewValue銆俫etOldValue鏂規硶榪斿洖寮曞彂璇ヤ簨浠剁殑緇勪歡鐨勬棫鍊箋俫etNewValue鏂規硶榪斿洖鐩稿簲鐨勬柊鍊箋傝繖涓ょ鏂規硶鐨勮繑鍥炲肩被鍨嬮兘鏄痡ava .lang.Object銆?br />絎笁錛孞SF涓殑浜嬩歡鐩戝惉鍣ㄣ?/p>
涓烘崟鑾蜂竴涓狫SF浜嬩歡錛?/span>
闇瑕佷嬌鐢ㄤ竴涓簨浠剁洃鍚櫒銆侸SF紼嬪簭涓殑鎵鏈夌洃鍚櫒閮藉繀欏誨疄鐜癹avax.faces.event.FacesListener鎺ュ彛銆傝鎺ュ彛鎻愪緵java.util.EventListener鎺ュ彛錛屽悗鑰呮槸蹇呴』鐢辨墍鏈塉ava浜嬩歡鐩戝惉鍣ㄥ疄鐜扮殑鎺ュ彛銆?/span>
Faces Listener鎺ュ彛鏈変袱涓瓙鎺ュ彛錛欰ctionListener 鍜?ValueChangeListener銆侫ctionListener鎺ュ彛鏄負浜嗘崟鑾稟ctionEvent鑰屽繀欏昏瀹炵幇鐨勬帴鍙c傝鎺ュ彛娣誨姞浜嗕竴涓柊鐨勬柟娉?-processAction--璇ユ柟娉曡姹傚鐞嗙敓鍛藉懆鏈熸潵璋冪敤銆傚綋涓轟箣娉ㄥ唽浜咥ctionListener 鐨凙ctionEvent鍙戠敓浜嬩歡鏃訛紝灝變細璋冪敤processAction銆俻rocessAction鏂規硶鐨勪唬鐮佸涓嬶細
1public 聽 void 聽processAction(ActionEvent聽
2聽聽event)聽
3聽 throws 聽AbortProcessingException
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ValueChangeListener鎺ュ彛鏄負浜嗘崟鑾稸alueChangeEvent鑰屽疄鐜扮殑鎺ュ彛銆傝鎺ュ彛娣誨姞浜嗕竴涓柟娉曪細processValueChange銆傚綋ValueChangeEvent鍔ㄤ綔琚叾鐩戝惉鑰呯洃鍚埌鏃訛紝灝變細璋冪敤processValueChange鏂規硶銆俻rocessValueChange鏂規硶鐨勪唬鐮佸涓嬶細
1public 聽 void 聽processValueChange(ValueChangeEvent
2聽聽event)聽
3throws 聽AbortProcessingException
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涓轟簡鍦↗SP欏甸潰涓嬌鐢℉TML鍜孋ore瀹氬埗鏍囪搴擄紝蹇呴』鍦ㄩ〉闈腑鍖呭惈濡備笅鎵紺虹殑taglib鎸囦護錛?/span>
<%@ taglib uri="http://java.sun.com /jsf/html/" prefix="h" %> <%@ taglib uri="http://java.sun.com/ jsf/core/" prefix="f" %>
Prefix鐨勫睘鎬у煎彲浠ユ槸浠繪剰鍊箋備絾鏄紝鏍規嵁鎯緥錛屾渶濂芥槸浣跨敤"h"鍜?f"銆?/span>
鍦↗SF搴旂敤紼嬪簭涓紪鍐橨SP欏甸潰鏄瘡涓涓〉闈㈠埗浣滆呯殑璐d換銆傞櫎浜嗗竷緗粍浠朵箣澶栵紝浠栦滑鐨勮矗浠昏繕鍖呮嫭鎶婄粍浠剁粦瀹氬埌妯″瀷瀵硅薄鏁版嵁騫朵笖鎶奀ore鏍囪錛堣濡備簨浠剁洃鍚櫒鍜岄獙璇佸櫒錛夋坊鍔犲埌緇勪歡鏍囪涓?/p>
鍦℉TML瀹氬埗鏍囪搴撲腑鏈?5涓爣璁般傛瘡涓粍浠墮兘鍛堢幇涓轟竴涓狧TML鍏冧歡錛岃屽涓爣璁拌鍛堢幇涓哄悓涓涓狧TML鍏冧歡銆?a >琛?鍒楀嚭浜咹TML瀹氬埗鏍囪搴撲腑鐨勬爣璁般?br />