1.鍜岀敤dwr.xml鐨勯厤緗◢紼嶆湁涓浜涗笉涓鏍楓傛潵鐪嬬湅錛?br />
<?xml version="1.0" encoding="UTF-8"?><web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"> <servlet> <servlet-name>dwr-invoker</servlet-name> <servlet-class> org.directwebremoting.servlet.DwrServlet </servlet-class> <init-param> <param-name>debug</param-name> <param-value>true</param-value> </init-param> <init-param> <param-name>classes</param-name> <param-value> com.TestAction, com.User </param-value> </init-param> </servlet> <servlet-mapping> <servlet-name>dwr-invoker</servlet-name> <url-pattern>/dwr/*</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list></web-app>娉ㄦ剰瀵逛簬鍐呴儴綾葷殑璇硶鏍囪瘑錛岃鐢?絎﹀彿 銆備緥濡?br />
java.util.Map$Entry 鑰屼笉鏄?java.util.Map.Entry2.鏉ョ湅涓涓嬭繙紼嬭闂被鎬庝箞閰嶇疆:
package com;import org.directwebremoting.annotations.RemoteMethod;import org.directwebremoting.annotations.RemoteProxy;
/*
綾繪敞瑙ｏ紝鍏朵腑name鏄潪蹇呴』鐨勩備笉鍔犵殑鏃跺欏氨鍜岀被鍚嶄竴鏍楓?br />
*/@RemoteProxy(name = "test")public class TestAction{
/**
* 榪滅▼璋冪敤鐨勬柟娉曢兘欏誨姞涓婃娉ㄨВ錛屽惁鍒欐棤娉曡皟鐢?nbsp; * @param a * @param b * @return
*/ @RemoteMethod public int add(int a, int b) { return a + b; } @RemoteMethod public int minus(int a, int b) { return a - b; } @RemoteMethod public int multiply(int a, int b) { return a * b; } public int devide(int a, int b) { if (b != 0) return a / b; return 0; } // 嫻嬭瘯Bean @RemoteMethod public String testName() { User user = new User(); user.setUsername("zdw"); return user.getUsername(); }}3.鍐嶆潵鐪嬬湅Bean鐨勮漿鎹?
package com;import org.directwebremoting.annotations.DataTransferObject;import org.directwebremoting.annotations.RemoteProperty;@DataTransferObjectpublic class User{ private Integer id; private String username; @RemoteProperty public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } @RemoteProperty public String getUsername() { return username; } public void setUsername(String username) { this.username = username; }}閮ㄧ講涔嬪悗錛屾墦寮璋冭瘯欏碉紝鎴戜滑灝嗙湅鍒?
add(1 , 2 ); 3multiply(4 ,5 ); 20minus(1 , 10 ); -9devide( 1, 1); (Warning: devide() is excluded: Method access is denied by rules in dwr.xml. See below) testName( ); "zdw"濡傛灉浣犳兂閫氳繃Spring娉ㄥ叆鏉ラ厤緗瓺WR鍙渶鍔犲叆:
@RemoteProxy(name = "test", creator = SpringCreator.class, creatorParams ={ @Param(name = "beanName", value = "test") })<create javascript="test" creator="spring"> <!-- 鍏朵腑name鏄浐瀹氬?value鏄湪xml娉ㄥ叆鐨刡ean --> <param name="beanName" value="test" /> </create>creator :榛樿灝辨槸NewCreate浜嗐?br />
ok錛屽熀鏈畬鎴愶紝榪欐牱鏄笉鏄柟渚垮浜嗐倊
]]>
]]>
]]>
]]>
package com.vo;import org.hibernate.Query;import org.hibernate.Session;import com.HibernateSessionFactory;public class UserAction{ private Session session; public UserAction() { session = HibernateSessionFactory.getSession(); } //鍒ゆ柇鐢ㄦ埛鏄惁瀛樺湪鏂規(guī)硶鐨勬柟娉?/span> public User exists(String username) { User entity = null; Query q = session.createQuery("from User u where u.username = ? "); q.setString(0, username); if(q.list().size() > 0) { entity = (User) q.list().get(0); } return entity; } }<%@ page pageEncoding="GB18030"%><html> <head> <title>test</title><script type='text/javascript' src='/ajax01/dwr/interface/service.js'></script><script type='text/javascript' src='/ajax01/dwr/engine.js'></script><script type="text/javascript"> //瀹氫箟涓涓柟娉?鐢ㄤ簬鍓嶅彴璋冪敤 function exists() { var name = document.getElementById("username"); //action鐨別xists鏂規(guī)硶,鍙互鐩存帴璋冪敤,絎竴鍙傛暟鏄渶瑕佷紶鍏ョ殑鍊?/span> //絎簩鍙傛暟鏄洖璋冨嚱鏁?寮傛澶勭悊鍢? service.exists(name.value,callback); } //鍥炶皟鍑芥暟(褰㈠弬鏄痵ervice.exists鏂規(guī)硶鐨勮繑鍥炲?榪欓噷鏄痸o function callback(user) { if(user == null) { alert('y'); } else { alert('n'); } }</script> <body> <form action="#" method="post"> <input type="text" name="username" id="username" onblur="exists();" /><div id="username_info"></div> <input type="submit" /> </form> </body></html>婧愮爜涓嬭澆
]]>
鎯沖繀鎮(zhèn)ㄥ凡緇忓惉璇磋繃 Ext銆佹祻瑙堜簡鍦ㄧ嚎婕旂ず錛屽茍涓斿皾璇曢槄璇?a class="external text" title="http://extjs.com/deploy/dev/docs/" rel="nofollow">API鏂囨。銆備笉榪囷紝闈㈠澶嶆潅鐨凙PI鏂囨。錛屾?zhèn)ㄥ嵈涓嶅浣曚笅鎵嬪Q燂紒
絎簩姝?- 璧鋒
閫氳榪?a class="external text" title="http://extjs.com/deploy/dev/docs/" rel="nofollow">API鏂囨。錛屽茍涓旀壘鍒頒簡鎵瑕佺珛鍒誨皾璇曠殑鍔熻兘錛岄潰瀵規(guī)販鏉傜殑緗戦〉婧愪唬鐮侊紝濡備綍寮濮嬩竴涓畝鍗曠殑嫻嬭瘯欏甸潰錛熼偅涔?#8230;…
涓嶈鎮(zhèn)ㄧ殑鐩爣鏄粈涔堬紝鎮(zhèn)ㄩ兘鍙互渚濈収鏈枃蹇熺殑寮濮嬩嬌鐢‥xt銆備笉錛屼笉鐢ㄦ惌寤烘湇鍔″櫒錛屾?zhèn)ㄦ墍闇瑕佺殑浠呬粎鏄?a title="Manual:Resources" >Firefox嫻忚鍣ㄥ拰Firebug璋冭瘯鎻掍歡銆傚鏋滆繕娌℃湁瀹夎錛岄偅涔堢幇鍦ㄥ氨鏄竴涓ソ鏈轟細(xì)銆?
鐗涘垁灝忚瘯
- 鎵撳紑Ext API鏂囨。錛屾?zhèn)ㄥ凡缁忎笂璧\錛?
- 鍗曞嚮 F12 鎵撳紑 Firebug 鎺у埗鍙般?
- 濡傛灉鎮(zhèn)ㄧ殑 firebug 鎺у埗鍙板浜庡崟琛屾ā寮忥紙浠?'>>>' 寮澶達(dá)級(jí)錛岄偅涔堣鍗曞嚮鍙充笅瑙掔殑綰㈣壊涓婄澶翠互寮鍚琛岀紪杈戞ā寮忋?
- 杈撳叆浠ヤ笅浠ｇ爜錛屽茍鏁插嚮 Ctrl-Enter 鏉ヨ繍琛?
涓婅竟榪欒浠ｇ爜鐨勪綔鐢ㄦ槸灝嗗綋鍓岲OM body鍏冪礌鐢ㄤ竴涓狪D涓?strong>test鐨刣iv鍏冪礌鏇挎崲銆傚垰鎵嶉偅浜汚PI鏂囨。宸茬粡琚垹闄わ紝浣?Ext 浠ｇ爜渚濇棫鐢熸晥錛屽茍涓旈殢鏃朵負(fù)鎮(zhèn)ㄦ晥鍔熾?
鐜板湪錛屾垜浠亣璁炬?zhèn)ㄥ笇鏈浗巰鍗曠殑娣誨姞涓涓潰鏉垮厓绱狅紙Panel錛夛紝浣嗗Ext.Panel鐨凙PI鍐楃箒鐨勮鏄庢棤鑳戒負(fù)鍔涖傞偅涔堣瘯鐫灝嗚繖浜涗唬鐮佹坊鍔犲埌 firebug 鐨勬帶鍒跺彴涓細(xì)
鍐嶆鏁插嚮 Ctrl-Enter 銆傚棬錛佹?zhèn)ㄧ殑闈㈡澘鍏冪礌宸簿l忚癁鐢熴?
寰堝ソ錛屼笉榪囧鏋滀慨鏀逛竴浜涢夐」鍛紵鐢ㄤ笅杈圭殑浠ｇ爜鏇挎崲鍒氭墠鐨勯偅浜涗唬鐮侊細(xì)
鏁插嚮 Ctrl-Enter 銆傛庝箞鏍鳳紝涓涓彲浠ヤ幾緙╃殑闈㈡澘灝遍厤緗ソ浜嗐傦紙娉ㄦ剰闈㈡澘鍙充笂瑙掔殑灝忓浘鏍囷級(jí)
姣忔鏁插嚮 Ctrl-Enter 錛岀涓琛屼唬鐮侀兘浼?xì)绉婚櫎鐜版湁鐨勫唴瀹瑰Q岃繖鏍鋒偍灝卞彲浠ユ湁涓涓共鍑鐨勮皟璇曠幆澧冦傝繖鏄竴涓畝鍗曠殑灝忔妧宸э紝鍗佸垎鏂逛究鎮(zhèn)ㄥ皾璇曞悇縐嶉厤緗夐」銆?
鎮(zhèn)ㄥ彲浠ヤ負(fù)update()鍑芥暟娣誨姞鎵闇瑕佺殑 HTML 浠ｇ爜錛屾棤璁哄灝戙傜劧鍚庣紪鍐欐垨澶氭垨灝戠殑 Javascript 鏉ユ帰绱?Ext API銆?
榪樼瓑浠涔堬紵鐜板湪灝卞幓浜茶嚜瀹炶返 Ext Api 鍚с?
]]>