浣滀負褰撲粖涓繪祦鐨凴ich Internet Application搴旂敤騫沖彴錛孫penLaszlo涓虹敤鎴風晫闈㈠紑鍙戜漢鍛樻彁渚涗簡寮哄ぇ鐨凙PI鏉ュ垱寤哄熀浜嶧lash鐨勫瘜瀹㈡埛绔▼搴忋傝櫧鐒禣penLaszlo鎷ユ湁綆媧併佸揩閫熺殑寮鍙戞柟寮忥紝浣嗘槸鎴戜滑浠嶇劧闇瑕佹姇鍏ュぇ閲忕簿鍔涙潵鍏蟲敞鏁版嵁椹卞姩鐨凮penLaszlo搴旂敤鐨勬ц兘銆傛湰鏂囧濡備綍寮鍙戦珮鏁堢殑OpenLaszlo搴旂敤灞曞紑浜嗘繁鍏ョ殑璁ㄨ銆傜粨鍚堝畼鏂圭殑寮鍙戞寚鍗楋紝絎旇呭濡備綍鑾峰緱婊℃剰鐨勬ц兘緇欏嚭浜嗚嚜宸辯殑鏈浣沖疄璺點傝繖浜涘緩璁富瑕佹兜鐩栦簡寤剁紦鍒濆鍖栨椂闂淬佹儼鎬у鍒舵暟鎹佺紦瀛樻暟鎹瓑涓夋柟闈㈠唴瀹癸紝騫朵互鍏蜂綋鐨勮瘯楠屾暟鎹潵璇存槑瀹冧滑鐨勬湁鏁堟с?/p>
鍦╓eb搴旂敤瓚婃潵瓚婂叧娉ㄧ敤鎴蜂綋楠岀殑浠婂ぉ錛屼紶緇熺殑HTML搴旂敤宸茬粡涓嶈兘婊¤凍寮鍙戜漢鍛樺拰緇堢鐢ㄦ埛鐨勯渶姹傘侽penLaszlo浣滀負褰撲粖涓繪祦鐨凴IA錛圧ich Internet Application錛夌殑搴旂敤騫沖彴錛屽湪榪涘叆寮婧愮ぞ鍖轟箣鍚庢樉紺哄嚭浜嗘洿澶х殑媧誨姏銆侺aszlo鐨勬妧鏈熀浜嶺ML鍜孞avaScript鏉ユ瀯寤篟IA紼嬪簭錛屼負Web寮鍙戜漢鍛樻彁渚涗簡涓縐嶇畝媧佸揩閫熺殑緙栫▼妯″紡錛屽茍涓旂粰緇堢鐢ㄦ埛浠ユ洿鍔犲姩鎬佺殑浜や簰寮忎綋楠屻?/p>
OpenLaszlo鐨凷DK錛圫tandard Development Kit錛夌敱涓涓敤Java緙栧啓鐨勭紪璇戝櫒銆佷竴涓繍琛屾椂鐨凧avaScript搴撳拰涓涓彲閫夌殑Java Servlet鏋勬垚錛屽鍥?.1鎵紺恒傚紑鍙慜penLaszlo鐨勬楠ら潪甯哥畝鍗曪細緙栬緫銆佷繚瀛樺拰鍒鋒柊婧愭枃浠跺嵆鍙傚紑鍙戜漢鍛樺彲浠ヤ嬌鐢ㄤ換浣曟枃鏈紪杈戝櫒鏉ョ紪杈戞簮鏂囦歡錛屽茍涓斿皢鍏跺搴旂殑URL閿叆嫻忚鍣ㄣ侽penLaszlo鏈嶅姟鍣ㄨ嚜鍔ㄥ湴灝嗘枃浠剁紪璇戞垚涓涓狥lash鏂囦歡錛岀劧鍚庢祻瑙堝櫒灝嗗叾灞曠ず鍑烘潵銆?/p>
鍥?.1 Laszlo鏈嶅姟鍣ㄧ殑鎬諱綋鏋舵瀯
OpenLaszlo搴旂敤鐢盠ZX鐨勬枃浠剁粍鎴愩侺ZX鏄竴縐嶆爣鍑嗛┍鍔ㄧ殑XML鍜孞avaScript鎻忚堪鎬х殑璇█錛屽畠浣垮緱涓婅堪澹版槑寮忕殑錛坉eclarative錛夈佸熀浜庢枃鏈殑寮鍙戞祦紼嬪彉涓哄彲鑳姐傚垪琛?.2灞曠ず浜嗕竴孌電畝鍗曠殑OpenLaszlo紼嬪簭浠ｇ爜錛屽畠瀹氫箟浜嗕竴涓寜閽紝鐢ㄦ埛鍦ㄦ寜涓嬩箣鍚庤鎸夐挳鐨勪綅緗細鍚戝彸縐誨姩涓孌靛浐瀹氱殑璺濈銆?/p>
鍒楄〃1.2 涓涓畝鍗曠殑OpenLaszlo搴旂敤
<canvas height="30">
<button onclick="animate('x', 100, 1000, true)">
Move me
</button>
</canvas>
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鍦ㄤ笅涓绔狅紝鎴戜滑灝嗘牴鎹甇penLaszlo瀹樻柟鐨勫紑鍙戞寚鍗楋紝鏋勫緩涓涓暟鎹┍鍔ㄧ殑搴旂敤紼嬪簭錛屽茍瀵瑰叾榪涜娣卞叆鐨勫垎鏋愬拰璋冭瘯銆?/p>
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涓轟簡鏇村姞娓呮鍦拌鏄庢垜浠殑涓婚錛屾垜浠牴鎹甇penLaszlo鐨勫畼鏂硅蔣浠跺紑鍙戞寚鍗梉1]錛屾墿灞曚簡鍏朵腑閫氳褰曠殑紺轟緥銆傝繖涓簲鐢ㄦ彁渚涗簡涓涓姛鑳介綈鍏ㄧ殑鑱旂郴浜哄垪琛紝瀹冨垪鍑轟簡鎵鏈夌殑鑱旂郴浜猴紝騫跺厑璁哥敤鎴峰鑱旂郴浜烘坊鍔犮佸垹闄ゅ拰鏇存柊銆傚敮涓涓嶅悓鐨勬槸錛屾垜浠殑紼嬪簭涓虹敤鎴鋒彁渚涗簡鏇村鐨勯夐」錛屽寘鍚簡鏇村鐨勬暟鎹傚浘2.1灞曠ず浜嗚紼嬪簭鐨勭晫闈€?/p>
鍥?.1 涓涓氳褰曠殑搴旂敤
鐢變簬鑱旂郴浜虹殑鍔熻兘鍜屾暀紼嬩笂鐨勫熀鏈浉鍚岋紝鎴戜滑浣跨敤浜嗗拰OpenLaszlo鎸囧崡涓浉鍚岀殑鏂規硶鏉ュ疄鐜板畠銆傚垪琛?.2鎻忚堪浜嗗簲鐢ㄤ腑涓涓被contactview鐨勯儴鍒嗕唬鐮併?/p>
鍒楄〃2.2 鑱旂郴浜鴻鍥撅紙contactview錛夌殑婧愪唬鐮?/b>
<class name="contactview" extends="view" visible="false" x="20"
height="180">
<simplelayout axis="y" spacing="5" />
<view layout="axis:x; spacing: 10">
<text y="10">First Name:</text>
<edittext name="firstName" datapath="firstName/text()" y="10"/>
<text y="10">Last Name:</text>
<edittext name="lastname" datapath="lastName/text()" y="10"/>
</view>
<view>
<text x="0" y="10">Gender:</text>
<radiogroup layout="axis: x" x="80" y="12" datapath="gender" >
<attribute name="genderv" type="string" value="$path{'text()'}"
/>
<method event="ondata">
this.selectItem(this.getAttribute('genderv'));
</method>
<radiobutton value="'M'" text="Male" />
<radiobutton value="'F'" text="Female"/>
</radiogroup>
<text x="195" y="10">Country:</text>
<mycombobox x="275" y="10" width="105"
datapath="country/text()">
<textlistitem value="${this.text}"
datapath="timedata:/time/day/item/text()"/>
</mycombobox>
</view>
</class>
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姝ゅ錛岃櫧鐒跺簲鐢ㄧ殑鏁版嵁瀛樺偍鍦ㄦ湰鍦版満鍣ㄧ殑XML鏂囦歡涓紝浣嗗鍒楄〃2.3鎵紺猴紝鎴戜滑瀵規暟鎹泦鐨則ype鍜宺equest灞炴у仛浜嗚緗紝浣垮簲鐢ㄧ▼搴忓湪榪愯鏃舵墠鑳藉寰楀埌鏁版嵁銆傚湪榪欑鎯呭喌涓嬶紝鎴戜滑鑳藉妯℃嫙OpenLaszlo鐨勫鎴風浠庤繙紼嬬殑鏈嶅姟鍣ㄤ腑鑾峰緱鏁版嵁鐨勬儏鏅?/p>
鍒楄〃2.3 鏁版嵁闆嗙殑璁劇疆
<dataset name="countrydata" request="true" type="http" src="countries.xml"/> |
瀹屾垚涓婅堪搴旂敤涔嬪悗錛屾ц兘闂榪呴熷湴鏄劇幇鍑烘潵銆傜郴緇熶富瑕佸湪浠ヤ笅涓夋柟闈㈣〃鐜板嚭浜嗘ц兘鐨勭摱棰堬細
1. 紼嬪簭鍒濆鍖栫殑鏃墮棿寰堥暱銆傚綋鍒楄〃杈懼埌30涓仈緋諱漢鏉＄洰鐨勮妯℃椂錛岀▼搴忓氨浼氳姳璐瑰緢闀挎椂闂存潵鏄劇ず鏁翠釜鍒楄〃銆傚湪紼嬪簭瑁呰澆鐨勮繃紼嬩腑錛岃繖浜涙潯鐩愭潯緙撴參鍦版樉紺哄嚭鏉ャ傝屽湪姝ゆ湡闂達紝鐢ㄦ埛鍑犱箮涓嶅彲鑳借繘琛屼換浣曟搷浣溿?/p>
2. 涓嬫媺妗嗭紙combobox錛夌殑鍒濆鍖栨椂闂撮暱搴︿護浜洪毦浠ユ帴鍙椼傚綋涓嬫媺妗嗙殑閫夐」闈炲父澶氭椂錛岀敱浜庢帶浠朵細絳夊緟鍒楄〃鍒濆鍖栧畬姣曞悗鎵嶅彉涓哄彲瑙侊紝榪欏皢浼氳楄垂澶ч噺鐨勬椂闂村拰鍐呭瓨銆?/p>
3. 鍒犻櫎鍔熻兘鐨勮〃鐜頒篃涓嶅敖濡備漢鎰忥紝灝ゅ叾鍦ㄧ敤鎴峰皾璇曞垹闄や綅浜庨《绔殑鏉＄洰銆傚綋涓涓潯鐩鍒犻櫎鏃訛紝鍦ㄥ叾涔嬩笅鐨勬潯鐩皢浼氳瀹屽叏鍦板埛鏂般傝繖鏍風殑閲嶇敾鐣岄潰涔熷紩鍙戜簡涓ラ噸鐨勬ц兘闂銆傞壌浜庝互涓婄殑鎬ц兘闂錛屾垜浠皢閫愭璁ㄨ濡備綍瑙ｅ喅榪欎簺闂銆傚湪絎笁绔犱腑錛屾垜浠細闃愯堪涓浜涜兘澶熸彁楂樻ц兘鐨勬櫘閬嶅師鍒欙紝騫跺簲鐢ㄥ埌鏈珷鎵婕旂ず鐨勭▼搴忛噷銆傝繘涓姝ョ殑錛岀鍥涚珷灝嗘弿榪版湰鏂囨墍娑夊強鐨勫疄楠屾柟娉曪紝騫朵笖鍚戣鑰呭睍鐜版瘮杈冨疄楠岀殑緇撴灉銆?/p>
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3. 浼樺寲OpenLaszlo紼嬪簭鐨勫師鍒?/span>
鍦ㄩ粯璁ゆ儏鍐典笅錛孫penLaszlo浼氬湪鍔犺澆欏甸潰鏃跺鎵鏈夌殑鍏冪礌鍏ㄩ儴榪涜鍒濆鍖栥傛棤璁鴻繖浜涘厓绱犳槸鍙鎴栦笉鍙鐨勶紝瀹冧滑閮戒細琚疄渚嬪寲銆傚悓鏃訛紝OpenLaszlo鎻愪緵浜唅nitstage灞炴ф潵鎺у埗浣曟椂鎵ц鑺傜偣鐨刬nit鏂規硶浠ュ強鍙戦乷ninit浜嬩歡鐨勬椂鏈恒俰nitstage鏄疞zNode鐨勫睘鎬э紝鎹㈣█涔嬶紝瀹冨嚑涔庡彲浠ヨ鎵鏈夌殑鍏冪礌緇ф壙騫朵嬌鐢紝瀹冩湁浜旂鍙夌殑灞炴у糩2]錛?/p>
- immediate
闄ら潪璇ュ疄渚嬬殑鎵鏈夊瓙鑺傜偣琚垱寤猴紝鍚﹀垯鍏朵粬浠ｇ爜閮戒笉寰楄繍琛屻備篃灝辨槸璇達紝鍒濆鍖栨槸瀹炰緥鍖栫殑鏈鍚庝竴涓樁孌點? - early
鍦ㄨ鍥撅紙view錛夊拰瀹冪殑瀛愯妭鐐硅鍒涘緩鍚庯紝绔嬪嵆璋冪敤init鏂規硶銆? - normal
緋葷粺緙虹渷鍊箋侷nit鏂規硶鍦ㄥ垵濮嬪寲鐖惰妭鐐圭殑宸ヤ綔瀹屾垚鍚庤璋冪敤銆? - late
鍦ㄧ郴緇熺┖闂叉椂錛坕dle錛夊垵濮嬪寲鑺傜偣銆傜敤鎴峰彲浠ラ氳繃媯鏌sinited灞炴ф潵紜鑺傜偣鏄惁琚垵濮嬪寲瀹屾瘯銆傚鏋滄兂鍦ㄦ煇涓鏃跺埢寮哄埗鑺傜偣鍒濆鍖栵紝鍙互璋冪敤completeInstantiation鏂規硶銆? - defer
鍦ㄨ璁劇疆涓嬶紝闄ら潪鐢ㄦ埛鏄懼紡鍦拌皟鐢╟ompleteInstantiation錛屽惁鍒欒妭鐐瑰皢涓嶄細琚垵濮嬪寲銆?
涓嶉毦鐪嬪嚭錛屼嬌鐢╨ate鍜宒efer鐨勮妭鐐癸紝鍦ㄦ墽琛宨nit鏂規硶浠ュ強鍙戦乷ninit浜嬩歡鏃訛紝騫朵笉涓瀹氳鍒濆鍖栧畬姣曘傚洜姝わ紝瀹冧滑闈炲父閫傜敤浜庡歡緙揙penLaszlo鑺傜偣鐨勫垵濮嬪寲鏃墮棿銆傚涓浜涘湪欏甸潰鍒濇鍔犺澆鏃朵笉鍙鐨勮妭鐐癸紝鎴戜滑鍙互浣跨敤initstage = defer鏉ユ姂鍒跺垵濮嬪寲錛屽湪瑙﹀彂鍏跺彲瑙佺殑浜嬩歡涓婃寜闇璋冪敤completeInstantiation銆傝繖鏍鋒棦鍙互鍑忓皯欏甸潰鍒濆鍖栫殑鏃墮棿錛屽張鍙互鍑忓皯寰堝涓嶅繀瑕佺殑鍒濆鍖栥傚洜涓哄鐢ㄦ埛鑰岃█錛屽緢澶氫笉鍙鐨勫厓绱犳槸涓嶉渶瑕佽鍔犺澆榪涚郴緇熺殑銆?/p>
鍏蜂綋鍒版垜浠殑閫氳褰曞簲鐢ㄤ腑錛屾樉紺鴻仈緋諱漢緇嗚妭鐨勮鍥撅紙contactview錛夊畬鍏ㄧ鍚堜笂榪扮殑鏉′歡銆備簬鏄紝鎴戜滑灝嗗叾initstage鐨勫睘鎬ц涓篸efer錛屽茍涓旈噸鍐欎簡鍏剁埗鑺傜偣鐨刼nclick浜嬩歡錛屼嬌寰楀彧鏈夊湪鐢ㄦ埛鐐瑰嚮浜嗘潯鐩悗錛岀粏鑺傝鍥炬墠浼氬崰鐢ㄧ郴緇熺殑璧勬簮錛屾寜闇鍦拌鍒濆鍖栥傚垪琛?.1鎻忚堪浜嗗叿浣撶殑浠ｇ爜銆?/p>
鍒楄〃3.1寤剁紦鍒濆鍖栨椂闂寸殑浠ｇ爜
<view id="newEntryView">
<text text="New Entry..." >
<method event="onclick">
parent.newContactView.setVisible(!parent.newContactView.visible);
//鍦ㄧ偣鍑繪椂瀹屾垚鍒濆鍖?
parent.newContactView.completeInstantiation();
</method>
</text>
<contactview name="newContactView"
datapath="newcontact:/contact"
initstage="defer"> <!--鍦ㄩ〉闈㈠垵嬈″姞杞芥椂涓嶅垵濮嬪寲contactview-->
<button width="80" x="300" text="Add" />
</contactview>
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鐢ㄦ埛鐣岄潰涓紝緇忓父瀛樺湪瀹為檯鏉＄洰姣斿睍紺虹粰鐢ㄦ埛鐨勬潯鐩鐨勫垪琛ㄣ侽penLaszlo涓鴻繖縐嶆儏鍐靛湪baselist銆乥asecombobox絳夎妭鐐逛腑瀹氫箟浜哾ataoption灞炴с傚綋dataoption鍙杔azy鍊兼椂錛屽垪琛ㄧ殑鏉＄洰錛坙istitem錛夊皢浼氫嬌鐢ㄦ儼鎬у鍒訛紝鍗沖彧澶嶅埗闇瑕佹樉紺虹殑鏉＄洰銆傞氳褰曚腑琛ㄧず鍥藉鐨勪笅鎷夋鏈夎繎200涓夐」錛屽氨灞炰簬榪欑鎯呭喌銆傚湪鍒楄〃3.2涓紝鎴戜滑鑷畾涔変簡涓涓笅鎷夋綾伙紝騫墮檮涓婁簡瀹冪殑浣跨敤紺轟緥銆傝繖鏍鳳紝鍗充嬌鏈?00涓暟鎹」錛岀郴緇熶篃鍙鍒朵簡5涓猼extlistitem鐨勮鍥俱?/p>
鍒楄〃3.2 浣跨敤鎯版у鍒剁殑涓嬫媺妗?/b>
<class name="mycombobox" extends="combobox" editable="false"
shownitems="5"
dataoption="lazy" />
<mycombobox id="country" x="275"
width="105"
datapath="country/text()">
<textlistitem datapath="countrydata:/countries/country/text()"
value="${this.text}" />
</mycombobox>
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鍊煎緱涓鎻愮殑鏄紝鎴戜滑鍦?lt;textlistitem>涓洿鎺ュ畾涔変簡datapath灞炴э紝鍥犳瀹冪戶鎵夸簡鐖惰妭鐐筪ataopiton = lazy鐨勭壒寰併傚鏋滃湪<textlistitem>涓嬪崟鐙畾涔塪atapath鍏冪礌錛岄偅涔堟垜浠繕蹇呴』灝嗗叾replication灞炴ц涓簂azy錛屽琛?.3鎵紺恒?/p>
鍒楄〃3.3 鍗曠嫭澹版槑datapath鐨則extlistitem
<mycombobox >
<textlistitem value="${this.text}" >
<datapath xpath="countrydata:/countries/country/text()"
replication = "lazy" />
</textlistitem>
</mycombobox>
|
浜嬪疄涓婏紝OpenLaszlo浣跨敤鎯版у鍒剁殑鍒楄〃浣跨敤LzLazyReplicationManager鑰屼笉鏄己鐪佺殑LzReplicationManager鏉ユ帶鍒惰鍥俱傚悗鑰呭湪瑙嗗浘鐨刣atapath鍜屽涓猟atanode鍖歸厤鏃訛紝涓烘瘡涓涓尮閰嶉兘鍒涘緩涓涓鍥撅紱鑰屽墠鑰呭嚭浜庢樉紺烘暟鎹殑鑰冭檻錛屽彧鍒涘緩瓚沖鏁伴噺鐨勮鍥俱傛湰鏂囩殑渚嬪瓙涓紝閫氳褰曠殑鏉＄洰榪囧鏃訛紙濡傝秴榪?00鏉★級錛屼篃鍙互鑰冭檻浣跨敤lazy鐨勫睘鎬т嬌鍒濆鍖栨椂闂村彉蹇?/p>
鍋囦嬌OpenLaszlo搴旂敤浣跨敤浜嗘暟鎹鍒訛紝鑰屼笖榪欎簺鏁版嵁鍦ㄨ繍琛屾椂鏀瑰彉鐨勮瘽錛岄粯璁ょ殑LzReplicationManager浼氬皢鏁版嵁鏀瑰彉鎵瀵瑰簲鐨勮鍥鵑攢姣侊紝鐒跺悗閲嶆柊鍒涘緩瀹冧滑銆傛樉鑰屾槗瑙侊紝濡傛灉鏁版嵁闆嗛潪甯稿ぇ錛岃繖鏍風殑璋冩暣絳栫暐浼氬鑷寸敤鎴風晫闈弗閲嶇殑鍙嶅簲榪熺紦銆傚絎簩绔犳墍榪幫紝鎴戜滑鐨勯氳褰曞簲鐢ㄥ湪鍒犻櫎浣嶄簬鍒楄〃欏剁鐨勮褰曟椂錛屽氨浼氬嚭鐜版槑鏄劇殑寤惰繜銆?/p>
涓轟簡瑙ｅ喅涓婅堪闂錛屾垜浠彲浠ュ皢鍖歸厤澶氫釜鏁版嵁鑺傜偣鐨刣atapath涓殑pooling灞炴ц涓簍rue銆傝緗箣鍚庯紝LzLazyReplicationManager鍙槸灝嗘敼鍙樹簡鐨勬暟鎹噸鏂版寚鍚戝凡緇忚鍒涘緩鐨勮鍥俱傝繖鏍風敤鎴風晫闈㈡墍鍙嶆槧鍑虹殑鏁版嵁鏇存柊閫熷害浼氭槑鏄懼姞蹇紝鍏蜂綋鐨勫簲鐢ㄨ鍒楄〃3.4銆?/p>
鍒楄〃3.4 浣跨敤pooling灞炴?/b>
<view>
<datapath xpath="dset:/phonebook/contact" pooling="true" />
<simplelayout axis="y" />
<view name="list" >
<!-- more... -->
</view>
</view>
|
|
|
鏈鍚庯紝鎴戜滑灝嗗鏈枃鎻愬強鐨勫疄楠岃繘琛屾ц兘鐨勭洃嫻嬪拰璋冭瘯銆傛牴鎹笂鏂囩殑鍘熷垯錛屾垜浠噰鐢∣penLaszlo 3.3.3錛屽鎬ц兘浼樺寲鍓嶅悗鐨勭粨鏋滆繘琛屾瘮杈冦傝〃4.1灞曠ず浜嗗疄楠岀殑鍏蜂綋閰嶇疆銆?/p>
琛?.1 瀹為獙鐜鐨勯厤緗?/b>
CPU
鍐呭瓨澶у皬
Total paging space
嫻忚鍣ㄧ被鍨?/td>
1698MHz
512MB
1.22GB
Mozilla Firefox 1.5.0.4
嫻嬮噺OpenLaszlo浠ｇ爜鐨勬ц兘鍒嗕負涓ょ錛氬姞杞芥椂闂村拰鍝嶅簲鏃墮棿銆傚墠鑰呰鏄庝簡OpenLaszlo鐨勫簲鐢ㄥ湪澶氫箙涔嬪唴琚垵濮嬪寲錛岃屽悗鑰呭垯鏄 閲忕▼搴忚兘澶熷搷搴旂敤鎴峰姩浣滅殑鏁忔嵎紼嬪害錛屾瘮濡傚湪閫氳褰曞簲鐢ㄤ腑瀹屾垚"鍒犻櫎"鍔熻兘鐨勬椂闂撮暱搴︺傚浜庤繖涓ょ鏃墮棿錛屾垜浠兘鍦ㄧ▼搴忓紑濮嬪拰緇撳熬璁板綍鏃墮棿錛岀劧鍚庡皢涓よ呯浉鍑忥紝寰楀埌鏈鍚庣殑緇撴灉銆傚垪琛?.2灞曠ず浜嗚繖縐嶆柟娉曠殑瀹炵幇浠ｇ爜銆?/p>
鍒楄〃4.2 嫻嬮噺鍝嶅簲鏃墮棿
<button width="80" text="Delete">
<method event="onclick">
var pre = (new Date).getTime(); //璁板綍寮濮嬫墽琛屾椂闂?
parent.parent.parent.datapath.deleteNode();
var cur = (new Date).getTime(); //璁板綍緇撴潫鏃墮棿
debug.write(cur - pre); //杈撳嚭
</method>
</button>
|
鎴戜滑鍒嗗埆瀵歸氳褰曚腑鏈?鏉°?鏉″拰30鏉¤褰曠殑鎯呭喌鍋氫簡姣旇緝銆傛垜浠愰」搴旂敤涓婅堪鐨勫師鍒欙細鎵鏈夎〃紺烘椂闂寸殑瀹為獙鏁版嵁鍗曚綅涓烘縐掞紙ms錛夈傛渶鍚庣殑緇撴灉鐢?0嬈℃搷浣滅殑騫沖潎鏃墮棿寰楀埌銆傞鍏堬紝鎴戜滑灝?"initstage = defer"鍓嶅悗鐨勫垵濮嬪寲鏃墮棿鐨勬瘮杈冨垪鍦ㄨ〃4.3銆傚彲浠ョ湅鍒幫紝鍦ㄨ仈緋諱漢鐨勭粏鑺傝鍥句笉琚姞杞界殑鏃跺欙紝鍒濆鍖栫殑鏃墮棿鏈変簡鏄庢樉鐨勫姞蹇?/p>
琛?.3浣跨敤defer鐨勬ц兘姣旇緝
| 璁板綍鏁扮洰 | initstage = defer錛坢s錛?/td> | initstage = normal錛坢s錛?/td> | 闄嶄綆騫呭害錛?錛?/td> |
| 3 | 268.4 | 3277.8 | 91.82 |
| 9 | 433.6 | 10816.8 | 95.99 |
| 30 | 955.2 | 54734.7 | 98.25 |
鍏舵錛岃〃4.4灞曠ず浜嗗湪浣跨敤"pooling"鍓嶅悗鐨勫搷搴旀椂闂淬?/p>
琛?.4 浣跨敤pooling鐨勫搷搴旀椂闂存瘮杈?/b>
璁板綍鏁扮洰
pooling = true錛坢s錛?/td>
pooling = false錛坢s錛?/td>
闄嶄綆騫呭害錛?錛?/td>
3
28.00
136.14
79.43
9
77.00
728.00
89.42
30
467.67
3079.25
84.81
鏈鍚庯紝鏈枃鎻忚堪"lazy"閫夐」鐨勬晥鏋滐紝濡傝〃4.5鎵紺恒備笉闅劇湅鍑猴紝"lazy"閫夐」涓庝笂榪扮殑閫夐」涓嶅悓錛屾病鏈夐殢鐫璁板綍鐨勫澶氳屽鎬ц兘鏈夋樉钁楃殑鏀瑰杽銆傛樉鐒訛紝榪欐槸鍥犱負"lazy"閽堝鐨勬槸鍗曚釜鏇存柊瑙嗗浘鐨勫垵濮嬪寲鏃墮棿錛屽拰鎬諱綋璁板綍鐨勬潯鏁版病鏈夋槑鏄劇殑鍏崇郴銆?/p>
琛?.5 浣跨敤lazy鐨勬ц兘姣旇緝
| 璁板綍鏁扮洰 | dataoption = true錛坢s錛?/td> | dataoption = none錛坢s錛?/td> | 闄嶄綆騫呭害錛?錛?/td> |
| 3 | 838 | 7213.6 | 88.38 |
| 9 | 852 | 7344.5 | 88.40 |
| 30 | 961.4 | 8587.1 | 88.80 |
|
|
|
-
Software Engineer's Guide to Developing Laszlo Applications, Chapter 33: Building Data-Driven Applications.
- Software Engineer's Guide to Developing Laszlo Applications, Appendix A. Understanding Instantiation.
-
developerWorks 涓浗緗戠珯 XML 涓撳尯錛歨ttp://www.ibm.com/developerworks/cn/xml
]]>
Openlaszlo寮鍙戣祫鏂欐暣鐞?br />涓銆Laszlo綆浠?br /> Laszlo鏄竴涓紑婧愮殑RIA(Rich Internet Applications鐨勭緝鍐欙紝緲昏瘧鎴愪腑鏂囦負瀵屽洜鐗圭綉搴旂敤紼嬪簭,涔熺ОRich Internet搴旂敤紼嬪簭)寮鍙戠幆澧冿紝閬靛驚OSI璁よ瘉鐨凜PL璁稿彲(Common Public License)銆備嬌鐢↙aszlo寮鍙慠IA(Rich Internet Applications鐨勭緝鍐欙紝緲昏瘧鎴愪腑鏂囦負瀵屽洜鐗圭綉搴旂敤紼嬪簭,涔熺ОRich Internet搴旂敤紼嬪簭)鏃訛紝鍙渶緙栧啓鍚嶄負LZX鐨勬枃浠訛紙鍏朵腑鏁村悎浜哫ML鍜宩avascript錛岀被浼糥UL銆丮XML鍜孹AML錛夛紝榪愯鍦↗2EE搴旂敤鏈嶅姟鍣ㄤ笂鐨凩aszlo琛ㄧず鏈嶅姟鍣ㄤ細灝嗗叾緙栬瘧鎴怱WF鏂囦歡騫朵紶杈撳埌瀹㈡埛绔殑Flash Player銆?
Laszlo緋葷粺鍏峰寮鍙戝熀浜嶺ML鎶鏈殑緗戠粶搴旂敤紼嬪簭錛孡aszlo鐨勬妧鏈嬌寮鍙戣呴厤鍚堟闈㈣蔣浠跺揩閫熺殑鍒涘緩緗戠粶搴旂敤紼嬪簭銆傝繖灝嗕細寮鍙戝嚭鏇村蹇熴佺晫闈㈡紓浜佹洿鍔犳湁鏁堢巼鐨勬祦濯掍綋搴旂敤紼嬪簭錛孡aszlo搴旂敤鐪嬭搗鏉ュ拰妗岄潰搴旂敤杞歡闈炲父鐩鎬技錛屼絾鏄畠鏄竴涓熀浜嶺ML媯绱㈡暟鎹妧鏈殑鏈嶅姟鍣ㄥ紑鍙戣屾垚銆?br />
LZX綆浠嬶細
銆銆LZX鏄疞aszlo XML-based language鐨勭緝鍐欙紝鏄竴縐嶅熀浜嶺ML鐨勮璦錛岀敤鏉ュ紑鍙慠IA 錛?瀵屽洜鐗圭綉搴旂敤紼嬪簭錛夛紟鍒╃敤鐜版湁鐨勬爣鍑嗭紝渚嬪xml銆乯avascript錛屽拰xpath銆侺ZX鏄竴縐嶅熀浜庝簨浠墮┍鍔ㄥ拰闈㈠悜瀵硅薄鐨勮璦錛岀敤鏉ュ紑鍙戝姩鎬佺殑銆佸熀浜庝簨浠墮┍鍔ㄧ殑紼嬪簭銆?br />
浜屻瀹夎openlaszlo騫沖彴鍙奍DE閰嶇疆
1銆涓嬭澆騫跺畨瑁卭penlaszlo騫沖彴鍙奅clipse鐜錛?br />銆銆銆鍦╨aszlo鐨勫畼鏂圭綉绔欙細www.laszlosystems.com錛堟垨鑰?a target="_blank">http://www.openlaszlo.org錛変笅杞芥渶鏂扮殑瀹夎鐗堟湰openlaszlo3.錛撱傚湪榪愯瀹夎鏂囦歡鍓嶏紝紜繚宸茬粡瀹夎java铏氭嫙鏈? 瀹夎瀹屽悗錛屼細鑷姩鍚姩tomcat鏈嶅姟鍣紝騫跺惎鍔╨aszlo鐨刲aszlo-explorer婕旂ず紼嬪簭錛屽ぇ綰︿笁鍗佺鍐呭氨璇ョ湅鍒版紓浜殑緋葷粺鐣岄潰浜嗐傚鏋滅湅涓嶅埌鐨勮瘽浠庢祻瑙堝櫒涓闂細http://127.0.0.1:8080/lps-3.2/laszlo-explorer/index.jsp錛屽綋浣犵湅鍒版湁3涓椂閽熺殑涓栫晫鍦板浘錛屽氨琛ㄧず瀹夎鎴愬姛浜嗐傛墦寮宸﹁竟鐨勬姌鍙犺彍鍗曪紝鍙互鐪嬪埌閲岄潰鐨勫ソ澶氫笢瑗匡紝榪樻湁鏂囨。絳夌瓑銆?br /> (Java铏氭嫙鏈虹殑閰嶇疆:榧犳爣鍙抽敭鍗曞嚮鎴戠殑鐢佃剳--->灞炴?-->楂樼駭--->鐜鍙橀噺--->緋葷粺鍙橀噺--->鏂板緩浠ヤ笅涓変釜鍙橀噺
PATH 鍏跺艱緗負%PATH%;f:\j2sdk1.4.1\bin
JAVA_HOME=f:\j2sdk1.4.1
CLASSPATH=f:\j2sdk1.4.1\lib\tools.jar
娉?鍥犲叾鐗堟湰鍙婂畨瑁呰礬寰勭殑涓嶅悓,鑰岃礬寰刦:\j2sdk1.4.1鏈夊彲鑳戒笉鍚?浣嗗叾鍚庣殑bin銆乴ib鐩綍閮界浉鍚?
2銆瀹夎騫墮厤緗紑鍙戝伐鍏穕aszloIDE錛?br /> 銆銆鍦?a target="_blank">http://openlaszlo.org/download-old/ide/laszloIDE-0.2.0-jdk1.5.zip 涓笅杞絣aszloIDE鎻掍歡鍖咃紝鎵懼埌Download from OpenLaszlo.org version 0.2.0 for JDK 1.5, WTP 1.0.鐗堟湰錛屼笅杞借繖涓寘錛屽ぇ綰?M銆?br />3 璁劇疆Laszlo鐨勫紑鍙戠幆澧?br /> 紜畾浣犲凡緇忓畨瑁呬簡OpenLaszlo 3.1 鎴栦互鍚庣殑鐗堟湰(3.3.3 鏄渶鏂扮殑).鍙粠laszlo鐨勫畼鏂圭綉绔?www.laszlosystems.com錛堟垨鑰?a target="_blank">http://www.openlaszlo.org錛変笅杞芥渶鏂扮殑瀹夎鐗堟湰openlaszlo3.錛?姝ょ増鏈嚜韜寘鍚竴涓猼omcat5.0,鍥犳浣跨敤鑰呬笉蹇呴鍏堝畨瑁卼omcat鍗沖彲榪愯.
浠庢緗戠珯http://download.eclipse.org/webtools/downloads/drops/R1.5/R-1.5.1-200609230508/涓嬭澆Eclipse SDK 3.2.1 "all in one" zip file 鐗堟湰錛屽ぇ綰?05.7MB (wtp-all-in-one-sdk-R-1.5.1-200609230508-win32.zip or wtp-all-in-one-sdk-R-1.5.1-200609230508-linux-gtk.tar.gz). WTP all-in-one 妯″潡鍖呭惈浜嗙敤wtp榪愯杞歡鐨勫叏閮ㄩ泦鍚堛傝繖涓寘宸茬粡鍖呭惈浜嗕笌eclipse 3.2.1 sdk, emf, gef and jem.鐩哥粨鍚堢殑鍏ㄩ儴鍏堝喅鏉′歡銆備綘灝嗕笉鍦ㄩ渶瑕佷換浣曞叾浠栫殑鎻掍歡. (娉?WTP鏄疻eb Tools Platform 鐨勭畝縐?銆?娉?寤鴻鍒濆鑰呯敤all-in-one鐗堟湰鐨凟clipse錛岄潪all-in-one閰嶇疆姣旇緝楹葷儲銆?
閰嶇疆鐜:鐩存帴瑙ｅ帇eclipse鍘嬬緝鍖?鐐瑰嚮eclipse鐩綍涓嬬殑eclipse.exe鍗沖彲榪愯.鎺ヤ笅鏉ョ偣鍑籋elp--->Software Update--->Find and Install...--->Search for new features to install--->next--->New Archiveal site鐒跺悗閫変腑LaszloIDE-0.2.0-jdk1.5.zip騫跺湪鍏跺墠闈㈢殑鏂規涓墦鍕?鐒跺悗鐐瑰嚮next--->I accept the terms In the license argeement--->next--->finish,鍑虹幇update Mangcr瀹夎鐣岄潰,鎺ヤ笅鏉ュ嚭鐜癡erification紿楀彛,閫塈nstall all,鏈鍚庡脊鍑篒nstall / Update紿楀彛,閫塝es,閲嶈搗eclipse鍗沖彲.
涓夈佸熀鏈娉曞強鎺т歡錛堟爣絳撅級
1銆佹枃鏈?br /><canvas width=”300” height=”200” bgcolor=”white”>
<statictext>hello,would!</statictext>
</canvas>
Laszlo鐨勪腑鏂囬棶棰橈細
鍙鍦ㄥ姞鏂囦歡澶?<?xml version=”1.0” encoding=”UTF-8”>
2.鎸夐挳
<canvas>
<button>hello</button>
</canvas>
3.綆鍗曚簨浠?br /><canvas debug=”true”>
<button id=”mybutton” onclick=”debug.write(‘button click’)”
Clickme>
</button>
</canvas>
4.綆鍗曞姩鐢葷殑瀹炵幇
<canvas>
<window height=”50” width=”100”>
<animatorgroup process=”sequential”>
<animator attribute=”x” to=”500” duration=”1000”>
<animator attribute=”y” to=”300” duration=”1000”>
</animatorgroup>
</window>
</canvas>
5.璇誨彇xml鏁版嵁
<canvas>
<datasetname=”dest”>
<employee>
<firstname>John</firstname>
<lastname>Smith</lastname>
</employee>
</datasetname>
<text datapath=”dset:/employee/firstname/text()”/>
<text datapath=”dest:/employee/lastname/text()”/>
<simplelayout axis=”x”/>
</canvas>
鍗佸垎閽無penlaszlo鍏ラ棬鏁欑▼:http://www.laszlosystems.com/lps/laszlo-in-ten-minutes/
鎴愮啛鐨勭郴緇熸灦鏋勶細openlaszlo server
http://www.openlaszlo.org/architecture
涓板瘜鐨勭粍浠跺簱錛?http://www.openlaszlo.org/documentation/
瀹屽杽鐨勫紑鍙戞枃妗ｏ細http://www.openlaszlo.org/documentation/
浼楀鎴愬姛鍟嗕笟妗堜緥錛?a target="_blank">http://www.laszlosystems.com/customers/
騫夸負紺句細璁ゅ彲錛?a target="_blank">http://www.laszlosystems.com/company/awards/
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