騫沖彴綆浠?/strong>
銆銆浠や漢嬋鍔ㄧ殑Google鎵嬫満鎿嶄綔緋葷粺騫沖彴-Android姝ｅ紡鍙戝竷浜?jiǎn)锛寴q欐槸涓涓紑鏀炬簮浠ｇ爜鐨勬搷浣滅郴緇燂紝鍐呮牳涓?a class="bluekey" target="_blank">Linux. 浣滀負(fù)寮鍙戣咃紝鎴戜滑鎵鍏沖績(jī)鐨勬槸榪欎釜騫沖彴鐨勬灦鏋勪互鍙?qiáng)鎵鏀寔鐨勫紑鍙戣璦銆備笅闈㈡槸榪欎釜騫沖彴鐨勬灦鏋勬ā鍨嬶細(xì)
銆銆
銆銆榪欎釜騫沖彴鏈変互涓嬪姛鑳斤細(xì)
銆銆+ Application framework: 鍙噸鐢ㄧ殑鍜屽彲鏇挎崲鐨勭粍浠墮儴鍒嗭紝鍦ㄨ繖涓眰闈笂錛屾墍鏈夌殑杞歡閮芥槸騫崇瓑鐨勩?/p>
銆銆+ Dalvik virtul machine: 涓涓熀浜嶭inux鐨勮櫄鎷熸満銆?/p>
銆銆+ Integrated browser: 涓涓熀浜庡紑婧愮殑WebKit寮曟搸鐨勬祻瑙堝櫒錛屽湪搴旂敤紼嬪簭灞傘?/p>
銆銆+ Optimized graphics: 鍖呭惈涓涓嚜瀹氫箟鐨?D鍥懼艦搴撳拰鍩轟簬OpenGL ES 1.0 鏍囧噯鐨?D瀹炵幇銆?/p>
銆銆+ SQLite: 鏁版嵁搴?/p>
銆銆+ Media support: 閫氱敤鐨勯煶棰戯紝瑙嗛鍜屽鍚勭鍥劇墖鏍煎紡鐨勬敮鎸?MPEG4, H.264, MP3, AAC, AMR, JPG, PNG, GIF)
銆銆+ GSM Telephony: GSM 縐誨姩緗戠粶, 紜歡鏀寔銆?/p>
銆銆+ Bluetooth, EDGE, 3G, and WiFi: 閮戒緷璧栦簬紜歡鏀寔銆?/p>
銆銆+ Camera, GPS, compass, and accelerometer: 閮戒緷璧栦簬紜歡鏀寔銆?/p>
銆銆+銆Rich development environment: 鍖呭惈涓濂楀畬鏁寸殑寮鍙戝伐鍏烽泦錛屾柟渚胯窡韙皟璇曪紝鍐呭瓨?gòu)個(gè)嫻嬪拰鎬ц兘嫻嬭瘯錛岃屼笖鎻愪緵浜?jiǎn)Eclipse鐨勬彃浠躲?/p>
銆銆涓嬮潰鎴戜滑灝辨潵浜茶韓浣撻獙涓涓婣ndroid紼嬪簭鐨勫紑鍙戜箣鏃呫?/p>
銆銆鍏堜粙緇嶄竴涓嬪紑鍙戠幆澧冿紝涓嬮潰鏄緋葷粺鍙?qiáng)鐩稿厡櫴Y浠剁殑鐗堟湰瑕佹眰錛?/p>
銆銆鎿嶄綔緋葷粺錛?/strong>
銆銆Windows XP or Vista
銆銆Mac OS X 10.4.8 or later (x86 only)
銆銆Linux (tested on Linux Ubuntu Dapper Drake)
銆銆Supported Development Environments
銆銆Eclipse
銆銆Eclipse 3.2, 3.3 (Europa)
銆銆Android Development Tools plugin (optional)
銆銆Other development environments or IDEs
銆銆JDK 5 or JDK 6 (JRE alone is not sufficient)
銆銆Not compatible with Gnu Compiler for Java (gcj)
銆銆Apache Ant 1.6.5 or later for Linux and Mac, 1.7 or later for Windows
銆銆鎴戜嬌鐢‥clipse 3.3 + JDK 1.6. + Ant 1.7 鐨勭粍鍚堛傝繕鏈変袱涓噸瑕佺殑灝辨槸: Android SDK 浠ュ強(qiáng) Android 鐢ㄤ簬Eclipse 涓殑鎻掍歡銆?/p>
銆銆Android SDK 鐨勪笅杞介摼鎺? http://code.google.com/android/
銆銆濡傛灉浣犳槸絎竴嬈′嬌鐢ㄨ繖浜涜蔣浠訛紝璇鋒敞鎰忓畨瑁呴『搴忓拰璁劇疆濂界幆澧冨彉閲忋?涓鑸殑欏哄簭鏄厛瀹夎 JDK 鐒跺悗 瑙ｅ帇 ant 鍘嬬緝鍖咃紝鐒跺悗璁劇疆 java 鐜鍙橀噺鍜?ant 鐜鍙橀噺錛?鐒跺悗鏄В鍘?Android SDK 錛屽啀璁劇疆 Android SDK鐨勭幆澧冨彉閲忋?鎬諱箣灝辨槸鎶? JDK, ANT, Android SDK鐨勮礬寰勬坊鍔犲埌 path 閲屻?/p>
銆銆Android for eclipse plug in 鍦ㄥ畨瑁呰繃紼嬪緢綆鍗曪紝閫氳繃緗戠粶瀹夎鎻掍歡灝卞彲浠ヤ簡(jiǎn)錛岃繖涓槸 URL: https://dl-ssl.google.com/android/eclipse/
銆銆鍏蜂綋鐨勯厤緗繃紼嬶紝鍙互鏌ョ湅錛?a >http://code.google.com/android/intro/installing.html#otherides
銆銆浠ヤ笅涓轟竴涓猦ello Android鐨勫紑鍙戞楠わ細(xì)
銆銆鍒涘緩涓涓」鐩?
銆銆鍒涘緩涓涓柊欏圭洰鏄緢綆鍗曠殑錛屽彧瑕佷綘瀹夎浜?jiǎn)Eclipse鎻掍歡錛屽茍涓斾綘鐨凟clipse杞歡鐗堟湰鍦?.2鎴?.3錛屼綘灝卞彲浠ュ紑濮嬪紑鍙戜簡(jiǎn)銆?/p>
銆銆棣栧厛, 鐪嬩竴涓嬭鍒涘緩"Hello, World"紼嬪簭浠庨珮綰у眰闈笂鏈夊摢浜涙楠わ細(xì)
銆銆1, 閫氳繃銆File -> New -> Project 鑿滃崟錛屽緩绔嬫柊欏圭洰"Android Project"
銆銆2, 濉啓鏂伴」鐩悇縐嶅弬鏁般?/p>
銆銆3, 緙栬緫鑷姩鐢熸垚鐨勪唬鐮佹ā鏉褲?/p>
銆銆灝芥鑰屽凡錛屾垜浠氳繃涓嬮潰鐨勮緇嗚鏄庢潵瀹屾垚姣忎釜姝ラ銆?/p>
銆銆1錛屻鍒涘緩涓涓柊鐨凙ndroid欏圭洰
銆銆鍚姩Eclipse, 閫夋嫨銆File -> New -> Project 鑿滃崟, 濡傛灉浣犲畨瑁呭ソ浜?jiǎn)Android鐨凟clipse鎻掍歡錛屼綘灝嗕細(xì)鍦ㄥ脊鍑虹殑瀵硅瘽妗嗕腑鐪嬪埌"Android Project" 鐨勯夐」銆?/p>
銆銆
銆銆閫夋嫨“Android Project”,鐐瑰嚮銆Next 鎸夐挳銆?/p>
銆銆2, 濉啓欏圭洰鐨勭粏鑺傚弬鏁?
銆銆涓嬮潰鐨勫璇濇闇瑕佷綘杈撳叆涓庨」鐩湁鍏崇殑鍙傛暟錛?/p>
銆銆
銆銆榪欎釜琛ㄦ牸涓緇嗕粙緇嶄簡(jiǎn)姣忎釜鍙傛暟鐨勫惈涔?
銆銆Project Name: 鍖呭惈榪欎釜欏圭洰鐨勬枃浠跺す鐨勫悕縐般?/p>
銆銆Package Name: 鍖呭悕錛岄伒寰狫AVA瑙勮寖錛岀敤鍖呭悕鏉ュ尯鍒嗕笉鍚岀殑綾繪槸寰堥噸瑕佺殑錛屼緥瀛愪腑鐢ㄥ埌鐨勬槸"com.google.android",浣犲簲璇ユ寜鐓т綘鐨勮鍒掕搗涓涓湁鍒簬榪欎釜鐨勮礬寰勭殑鍚嶇О銆?/p>
銆銆Activity Name: 榪欐槸欏圭洰鐨勪富綾誨悕錛岃繖涓被灝嗕細(xì)鏄疉ndroid鐨凙ctivity綾葷殑瀛愮被銆備竴涓狝ctivity綾繪槸涓涓畝鍗曠殑鍚姩紼?/p>
銆銆搴忓拰鎺у埗紼嬪簭鐨勭被銆傚畠鍙互鏍規(guī)嵁闇瑕佸垱寤虹晫闈紝浣嗕笉鏄繀欏葷殑銆?/p>
銆銆Application Name:銆涓涓槗璇葷殑鏍囬鍦ㄤ綘鐨勫簲鐢ㄧ▼搴忎笂銆?/p>
銆銆鍦?閫夋嫨鏍?鐨勩"Use default location" 閫夐」錛屽厑璁鎬綘閫夋嫨涓涓凡瀛樺湪鐨勯」鐩?/p>
銆3錛岀紪杈戣嚜鍔ㄧ敓鎴愮殑浠ｇ爜銆?/strong>
銆銆褰撻」鐩垱寤哄悗錛屼綘鍒氭墠鍒涘緩鐨凥elloAndroid灝變細(xì)鏄寘鍚笅闈㈢殑浠ｇ爜.
銆銆public class HelloAndroid extends Activity
銆銆{
銆銆/** Called when the activity is first created. */
銆銆@Override
銆銆public void onCreate(Bundle icicle)
銆銆{
銆銆super.onCreate(icicle);
銆銆setContentView(R.layout.main);
銆銆}
銆銆}
銆銆涓嬮潰鎴戜滑寮濮嬩慨鏀瑰畠
銆銆[鏋勫緩鐣岄潰]
銆銆褰撲竴涓」鐩緩绔嬪ソ浠ュ悗錛屾渶鐩存帴鐨勬晥鏋滐紝灝辨槸鍦ㄥ睆騫曚笂鏄劇ず涓浜涙枃鏈紝涓嬮潰鏄畬鎴愬悗鐨勪唬鐮侊紝紼嶅悗鎴戜滑鍦ㄩ愯瑙ｉ噴銆?/p>
銆銆public class HelloAndroid extends Activity {
銆銆/** Called when the activity is first created. */
銆銆@Override
銆銆public void onCreate(Bundle icicle) {
銆銆super.onCreate(icicle);
銆銆TextView tv = new TextView(this);
銆銆tv.setText("Hello, Android");
銆銆setContentView(tv);
銆銆}
銆銆}
銆銆娉ㄦ剰浣犺繕闇瑕佹坊鍔?import android.widget.TextView; 鍦ㄤ唬鐮佸紑绔銆?/p>
銆銆鍦ˋndroid紼嬪簭涓? 鐢ㄦ埛鐣岄潰鏄敱鍙仛Views綾繪潵緇勭粐鐨勩傘涓涓猇iew鍙互綆鍗曠悊瑙ｄ負(fù)鍙互緇樺埗鐨勫璞★紝鍍忛夋嫨鎸夐挳錛屼竴
銆銆涓姩鐢伙紝鎴栬呬竴涓枃鏈爣絳?榪欎釜紼嬪簭涓?錛岃繖涓樉紺烘枃鏈爣絳劇殑View瀛愮被鍙仛TextView.
銆銆濡備綍鏋勯犱竴涓猅extView:
銆銆TexiView tv = new TextView(this);
銆銆TextView鐨勬瀯閫犲弬鏁版槸Android紼嬪簭鐨凜ontext瀹炰緥, Context鍙互鎺у埗緋葷粺璋冪敤, 瀹冩彁渚涗簡(jiǎn)璇稿璧勬簮瑙ｆ瀽, 璁塊棶鏁版嵁搴撶瓑
銆銆絳夈侫ctivity綾葷戶(hù)鎵胯嚜Context綾伙紝鍥犱負(fù)鎴戜滑鐨凥elloAndroid 鏄疉ctivity鐨勫瓙綾伙紝銆鎵浠ュ畠涔熸槸涓涓狢ontext綾伙紝鎵浠ユ垜浠兘鐢?this"鍦═extView鏋勯犱腑銆?/p>
銆銆褰撴垜浠瀯閫犲畬TextView鍚庯紝鎴戜滑闇瑕佸憡璇夊畠鏄劇ず浠涔?
銆銆tv.setText("Hello, Android");
銆銆榪欎釜姝ラ寰堢畝鍗曪紝褰撴垜浠畬鎴愪簡(jiǎn)榪欎簺姝ラ浠ュ悗錛屾渶鍚庤鎶奣extView鏄劇ず鍦ㄥ睆騫曚笂銆?/p>
銆銆setContentView(tv);
銆銆Activity鐨剆etContentView()鏂規(guī)硶鎸囩ず鍑虹郴緇熻鐢ㄥ摢涓猇iew浣滀負(fù)Activity鐨勭晫闈? 濡傛灉涓涓狝ctivity綾繪病鏈夋墽琛岃繖涓柟娉曪紝灝嗕細(xì)娌℃湁鐣岄潰騫朵笖鏄劇ず鐧藉睆銆傚湪榪欎釜紼嬪簭涓紝鎴戜滑瑕佹樉紺烘枃鏈紝鎵浠ユ垜浠紶鍏ュ凡鍒涘緩濂界殑TextView銆?/p>
銆銆濂戒簡(jiǎn)錛岀▼搴忎唬鐮佸凡緇忓啓濂斤紝涓嬮潰鐪嬬湅榪愯鏁堟灉銆?/p>
銆銆榪愯浠ｇ爜: Hello, Android
銆3錛岀紪杈戣嚜鍔ㄧ敓鎴愮殑浠ｇ爜銆?/strong>
銆銆褰撻」鐩垱寤哄悗錛屼綘鍒氭墠鍒涘緩鐨凥elloAndroid灝變細(xì)鏄寘鍚笅闈㈢殑浠ｇ爜.
銆銆public class HelloAndroid extends Activity
銆銆{
銆銆/** Called when the activity is first created. */
銆銆@Override
銆銆public void onCreate(Bundle icicle)
銆銆{
銆銆super.onCreate(icicle);
銆銆setContentView(R.layout.main);
銆銆}
銆銆}
銆銆涓嬮潰鎴戜滑寮濮嬩慨鏀瑰畠
銆銆[鏋勫緩鐣岄潰]
銆銆褰撲竴涓」鐩緩绔嬪ソ浠ュ悗錛屾渶鐩存帴鐨勬晥鏋滐紝灝辨槸鍦ㄥ睆騫曚笂鏄劇ず涓浜涙枃鏈紝涓嬮潰鏄畬鎴愬悗鐨勪唬鐮侊紝紼嶅悗鎴戜滑鍦ㄩ愯瑙ｉ噴銆?/p>
銆銆public class HelloAndroid extends Activity {
銆銆/** Called when the activity is first created. */
銆銆@Override
銆銆public void onCreate(Bundle icicle) {
銆銆super.onCreate(icicle);
銆銆TextView tv = new TextView(this);
銆銆tv.setText("Hello, Android");
銆銆setContentView(tv);
銆銆}
銆銆}
銆銆娉ㄦ剰浣犺繕闇瑕佹坊鍔?import android.widget.TextView; 鍦ㄤ唬鐮佸紑绔銆?/p>
銆銆鍦ˋndroid紼嬪簭涓? 鐢ㄦ埛鐣岄潰鏄敱鍙仛Views綾繪潵緇勭粐鐨勩傘涓涓猇iew鍙互綆鍗曠悊瑙ｄ負(fù)鍙互緇樺埗鐨勫璞★紝鍍忛夋嫨鎸夐挳錛屼竴
銆銆涓姩鐢伙紝鎴栬呬竴涓枃鏈爣絳?榪欎釜紼嬪簭涓?錛岃繖涓樉紺烘枃鏈爣絳劇殑View瀛愮被鍙仛TextView.
銆銆濡備綍鏋勯犱竴涓猅extView:
銆銆TexiView tv = new TextView(this);
銆銆TextView鐨勬瀯閫犲弬鏁版槸Android紼嬪簭鐨凜ontext瀹炰緥, Context鍙互鎺у埗緋葷粺璋冪敤, 瀹冩彁渚涗簡(jiǎn)璇稿璧勬簮瑙ｆ瀽, 璁塊棶鏁版嵁搴撶瓑
銆銆絳夈侫ctivity綾葷戶(hù)鎵胯嚜Context綾伙紝鍥犱負(fù)鎴戜滑鐨凥elloAndroid 鏄疉ctivity鐨勫瓙綾伙紝銆鎵浠ュ畠涔熸槸涓涓狢ontext綾伙紝鎵浠ユ垜浠兘鐢?this"鍦═extView鏋勯犱腑銆?/p>
銆銆褰撴垜浠瀯閫犲畬TextView鍚庯紝鎴戜滑闇瑕佸憡璇夊畠鏄劇ず浠涔?
銆銆tv.setText("Hello, Android");
銆銆榪欎釜姝ラ寰堢畝鍗曪紝褰撴垜浠畬鎴愪簡(jiǎn)榪欎簺姝ラ浠ュ悗錛屾渶鍚庤鎶奣extView鏄劇ず鍦ㄥ睆騫曚笂銆?/p>
銆銆setContentView(tv);
銆銆Activity鐨剆etContentView()鏂規(guī)硶鎸囩ず鍑虹郴緇熻鐢ㄥ摢涓猇iew浣滀負(fù)Activity鐨勭晫闈? 濡傛灉涓涓狝ctivity綾繪病鏈夋墽琛岃繖涓柟娉曪紝灝嗕細(xì)娌℃湁鐣岄潰騫朵笖鏄劇ず鐧藉睆銆傚湪榪欎釜紼嬪簭涓紝鎴戜滑瑕佹樉紺烘枃鏈紝鎵浠ユ垜浠紶鍏ュ凡鍒涘緩濂界殑TextView銆?/p>
銆銆濂戒簡(jiǎn)錛岀▼搴忎唬鐮佸凡緇忓啓濂斤紝涓嬮潰鐪嬬湅榪愯鏁堟灉銆?/p>
銆銆榪愯浠ｇ爜: Hello, Android
銆銆浣跨敤Android鐨凟clipse鎻掍歡灝卞彲浠ュ緢杞繪澗鐨勮繍琛屼綘鐨勭▼搴忥紝閫夋嫨Run -> Open Run Dialog銆備綘灝嗕細(xì)鐪嬪埌涓嬮潰鐨勫璇濇
銆銆
銆銆涓嬩竴姝?銆楂樹(shù)寒"Android Application" 鏍囩, 鐒跺悗鎸変笅宸︿笂瑙掔殑鍥炬爣(灝辨槸鍍忎竴鐗囩焊甯︿釜灝忔槦鏄熼偅涓?錛屻鎴栬呯洿鎺ュ弻鍑匯"Android Application" 鏍囩, 浣犲皢浼?xì)鐪嬪堫C竴涓柊鐨勮繍琛岄」鐩紝鍚嶄負(fù)"New_configuration".
銆銆
銆銆鍙栦竴涓彲浠ヨ〃鎰忕殑鍚嶇О錛屾瘮濡?Hello, Android", 鐒跺悗閫氳繃Browser鎸夐挳閫夊彇浣犵殑欏圭洰(濡傛灉浣犳湁寰堝涓」鐩湪Eclipse涓紝紜繚浣犻夋嫨瑕佽繍琛岀殑欏圭洰), 鐒跺悗鎻掍歡浼?xì)鑷姩鎼滅储鍦ㄤ綘鐨剻骞鐩腑鐨凙ctivity綾誨茍涓斿皢鎵鏈夋壘鍒扮殑娣誨姞鍦?Activity"鏍囩鐨勪笅鎷夊垪琛ㄤ腑銆傘鎴戜滑鍙湁"Hello, Android"涓涓」鐩紝鎵浠ュ畠浼?xì)浣滀负榛樿閫夋嫨銆?/p>
銆銆鐐瑰嚮"Apply" 鎸夐挳,涓嬪浘
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銆銆鍒拌繖閲岋紝宸茬粡瀹屾垚浜?jiǎn)锛屼綘鍙渶瑕佺偣鍑?Run"鎸夐挳錛岀劧鍚?Android鐨勬ā鎷熷櫒灝嗕細(xì)鍚姩錛屼綘鐨勫簲鐢ㄧ▼搴忓氨浼?xì)琚槃·哄嚭鏉ャ?/p>
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銆銆涓嬫緇х畫(huà)浠嬬粛濡備綍鎶婄晫闈㈢殑甯冨眬鐢╔ML琛ㄧず浠ュ強(qiáng)浣跨敤鍛戒護(hù)琛岃繘琛岀紪璇戝拰榪愯Android紼嬪簭銆?/p>
銆銆浣犲垰鍒氬畬鎴愮殑"Hello, World"渚嬪瓙鎴戜滑縐頒箣涓?#8221;紼嬪簭鍖?#8221;鐨勭晫闈㈢紪鎺掋傛剰鎬濆氨鏄鏋勫緩浣犵殑搴旂敤紼嬪簭鐣岄潰鏄洿鎺ヤ嬌鐢ㄧ殑婧愪唬鐮併傚鏋滀綘宸茬粡瀹屾垚榪囧緢澶氱晫闈㈢▼搴忥紝浣犲ぇ姒傜啛鎮(zhèn)夊儚姝ょ被 鐨勬柟寮忔槸澶氫箞鑴嗗急錛氫竴涓甯冨眬灝忓皬鐨勪慨鏀逛細(xì)瀵規(guī)簮浠ｇ爜閫犳垚寰堝ご鐤肩殑浜嬫儏銆傚鏋滃繕鎺変笌View鐨勭揣瀵嗙粨鍚堬紝榪欎釜瀵艱嚧浠ｇ爜鍑洪敊鍜屾氮璐逛綘鐨勮皟璇曟椂闂寸殑鐣岄潰闂?shù)篃浼?xì) 寰堢畝鍗曘?/p>
銆銆榪欏氨鏄負(fù)浠涔圓ndroid鎻愪緵浜?jiǎn)涓縐嶅彲鏇挎崲鐨勭晫闈㈡瀯寤烘柟寮? 鍩轟簬XML鐨勫竷灞鏂囦歡銆傛渶綆鍗曠殑瑙ｉ噴榪欎釜姒傚康鐨勬柟寮忓氨鏄睍紺轟竴涓緥瀛愩?鎴戜滑灝辯敤鍒氭墠鍒涘緩鐨勯」鐩潵榪涜婕旂ず錛岃揪鍒扮浉鍚岀殑鐣岄潰鏁堟灉銆?/p>
銆銆android:layout_width="fill_parent"
銆銆android:layout_height="fill_parent"
銆銆android:text="Hello, Android"/>
銆銆AndroidXML甯冨眬鏂囦歡鐨勫ぇ浣撶殑緇撴瀯寰堢畝鍗曘?瀹冩槸涓涓爣絳劇殑鏍?wèi)锛屼恢M綍涓涓爣絳懼氨鏄疺iew綾葷殑鍚嶅瓧銆傚湪榪欎釜渚嬪瓙涓? 瀹冩槸涓涓緢綆鍗曠殑鍙湁涓涓厓绱犵殑鏍?wèi)锛屼竴涓?TextView銆? 浣犲彲浠ヤ嬌鐢ㄤ換浣曠戶(hù)鎵胯嚜View綾葷殑鍚嶅瓧浣滀負(fù)鏍囩鐨勫悕瀛椼傚寘鎷湪浣犵殑浠ｇ爜涓嚜瀹氫箟鐨刅iew綾匯傝繖涓粨鏋勫彲浠ュ緢瀹規(guī)槗鐨勬瀯寤虹晫闈紝瀹冩瘮浣犲湪婧愪唬鐮佷腑浣跨敤鐨勭粨鏋? 鍜岃娉曟洿綆鍗曘傝繖涓ā寮忕殑璁捐鐏墊劅鏉ヨ嚜浜嶹eb寮鍙戙?灝辨槸鍙互灝嗙晫闈㈠拰搴旂敤紼嬪簭閫昏緫鍒嗙鐨勬ā寮忋?/p>
銆銆鍦ㄨ繖涓緥瀛愪腑錛?涔熸湁浜涙槸XML鐨勫睘鎬э紝涓嬮潰鏄粬浠殑鍚箟:
銆銆灞炴у惈涔?/strong>
銆銆xmlns:android 榪欐槸XML鍛藉悕絀洪棿鐨勫０鏄?瀹冩槸鍛婅瘔Android鐨勫伐鍏? 浣犲皢瑕佹秹鍙?qiáng)鍒板叕鍏辩殑灞炴у凡琚畾涔夊湪XML鍛藉悕絀洪棿銆傚湪姣忎竴涓狝ndroid鐨勫竷灞鏂囦歡鐨勬渶澶栬竟鐨勬爣絳懼繀欏繪湁榪欎釜灞炴с?/p>
銆銆android:layout_width 榪欎釜灞炴у畾涔変簡(jiǎn)鍦ㄥ睆騫曚笂榪欎釜View鍙敤鐨勫搴︽槸澶氬皯銆?/p>
銆銆android:layout_height 榪欎釜灞炴у畾涔変簡(jiǎn)鍦ㄥ睆騫曚笂榪欎釜View鍙敤鐨勯珮搴︽槸澶氬皯銆?/p>
銆銆android:text 璁劇疆TextView鎵鍖呭惈鐨勬枃鏈唴瀹癸紝褰撳墠璁劇疆涓?#8221;Hello, Android”淇℃伅
銆銆浠ヤ笂灝辨槸涓涓猉ML甯冨眬鏂囦歡鐨勬牱瀛愶紝浣嗘槸浣犻渶瑕佹斁鍦ㄥ摢閲?瀹冭鏀懼湪浣犵殑欏圭洰鐩綍鐨剅es/ 鏂囦歡澶逛笅銆?“res”鏄?#8221;resources”鐨勭緝鍐欙紝瀹冩槸瀛樻斁鎵鏈夐潪浠ｇ爜璧勬簮鐨勬枃浠跺す錛屽寘鍚薄鍥劇墖錛屾湰鍦板寲瀛楃涓插拰XML甯冨眬鏂囦歡銆?/p>
銆銆榪欎簺Eclipse鐨勬彃浠跺凡緇忕粰浣犲垱寤哄ソ浜?jiǎn)锛屽湪鎴戜滑涓婇潰鐨勪緥瀛愪腑锛屾垜浠病鏈変娇鐢ㄥ畠銆傚湪鍖呮祻瑙堝櫒涓紝灞曞紑res鐩綍鐨刲ayout. 騫朵笖緙栬緫 main.xml, 鏇挎崲鎺夐偅涓枃鏈唴瀹癸紝鐒跺悗淇濆瓨銆?/p>
銆銆鐜板湪錛屽湪鍖呮祻瑙堢姸鎬侊紝鎵撳紑鍦ㄤ唬鐮佹枃浠跺す涓悕涓?R.java鐨勬枃浠訛紝 浣犲皢鐪嬪埌涓嬮潰鐨勫唴瀹癸細(xì)
銆銆public final class R {
銆銆public static final class attr {
銆銆};
銆銆public static final class drawable {
銆銆public static final int icon=0x7f020000;
銆銆};
銆銆public static final class layout {
銆銆public static final int main=0x7f030000;
銆銆};
銆銆public static final class string {
銆銆public static final int app_name=0x7f040000;
銆銆};
銆銆};
銆銆涓涓」鐩殑R.java鏂囦歡鏄竴涓畾涔夋墍鏈夎祫婧愮殑绱㈠紩鏂囦歡銆?浣跨敤榪欎釜綾誨氨鍍忎嬌鐢ㄤ竴縐嶉熻鏂瑰紡鏉ュ紩鐢ㄤ綘欏圭洰涓寘鍚殑璧勬簮銆傝繖涓湁鐐圭壒鍒殑寮哄ぇ鍍忓浜嶦clipse榪欑被IDE鐨勪唬鐮佺紪璇戠壒鎬э紝鍥犱負(fù)瀹冧嬌浣犲揩閫熺殑錛屼簰鍔ㄥ紡鐨勫畾浣嶄綘姝ｅ湪瀵繪壘鐨勭壒瀹氬紩鐢ㄣ?/p>
銆銆鍒扮洰鍓嶉渶瑕佹敞鎰忕殑閲嶈浜嬫儏鏄彨鍋?#8221;layout”鐨勫唴閮ㄧ被鍜屼粬鐨勬垚鍛樺彉閲?#8221;main”, 鎻掍歡浼?xì)閫氱煡浣犳坊鍔犱竴涓柊鐨刋ML甯冨眬鏂囦歡錛岀劧鍚庝粠鏂頒駭鐢熻繖涓猂.java鏂囦歡錛屾瘮濡備綘娣誨姞浜?jiǎn)鏂扮殑璧勬簮鍒颁綘鐨剻骞鐩Q屼綘灝嗕細(xì)鐪嬪埌R.java涔熺浉搴旂殑鏀瑰彉?shù)?/p>
銆銆鏈鍚庨噸瑕佺殑浜嬫儏鏄綘闇瑕佸幓淇敼浣犵殑HelloAndroid婧愪唬鐮侊紝鍘諱嬌鐢ㄦ柊鐨刋ML甯冨眬浣犵殑鐣岄潰銆傛浛鎹㈡帀緙栫爜寮忕殑鐣岄潰妯″紡銆備笅闈㈡槸浣犵殑鏂頒唬鐮佺殑鏍峰瓙錛屼綘鍙互鐪嬪埌錛屼唬鐮佸彉寰楁洿鍔犵畝鍗曚簡(jiǎn)銆?/p>
銆銆public class HelloAndroid extends Activity {
銆銆/** Called when the activity is first created. */
銆銆@Override
銆銆public void onCreate(Bundle icicle) {
銆銆super.onCreate(icicle);
銆銆setContentView(R.layout.main);
銆銆}
銆銆}
銆銆褰撲綘鍋氳繖浜涙敼鍙樼殑鏃跺欙紝涓嶈浠呬粎澶嶅埗錛岀矘璐村埌浣犵殑浠ｇ爜涓紝灝濊瘯鍘諱綋楠孯.java鐨勪唬鐮佺紪璇戠壒鐐廣備綘浼?xì)鍙戠幇瀹冨浣犳湁寰堝ぇ鐨勫府鍔┿?/p>
銆銆鐜板湪瀹屾垚榪欎簺鏀瑰彉?shù)互鍚庡Q屼綘灝卞彲浠ラ噸鏂拌繍琛屼綘鐨勭▼搴忥紝鐒跺悗浣犱細(xì)鍙戠幇涓ょ涓嶅悓鐨勭晫闈㈢紪鎺掓柟寮忎細(xì)浜х敓鍚屾牱鐨勬晥鏋溿?/p>
銆銆璋冭瘯浣犵殑欏圭洰
銆銆榪欎釜鐢ㄤ簬Eclipse涓殑Android鎻掍歡浣滀負(fù)Eclipse涓殑璋冭瘯鍣ㄤ篃鍏鋒湁浼樼鐨勫吋瀹規(guī)с傝婕旂ず榪欎簺錛岃鎴戜滑鍒墮犱竴涓猙ug鍦ㄤ唬鐮佷腑錛屾敼鍙樹(shù)綘鐨凥elloAndroid婧愪唬鐮佽薄涓嬮潰榪欐牱錛?/p>
銆銆public class HelloAndroid extends Activity {
銆銆/** Called when the activity is first created. */
銆銆@Override
銆銆public void onCreate(Bundle icicle) {
銆銆super.onCreate(icicle);
銆銆Object o = null;
銆銆o.toString();
銆銆setContentView(R.layout.main);
銆銆}
銆銆}
銆銆榪欐綆鍗曠殑鍙樺寲浼?xì)寮曡捣涓涓狽ullPointerException寮傚父錛?濡傛灉浣犲啀嬈¤繍琛岀▼搴忥紝浣犲皢浼?xì)鐪嬪堫C笅闈㈢殑灞忓箷錛?/p>
銆銆
銆銆瑕佹壘鍒頒粈涔堝湴鏂瑰嚭閿欙紝闇瑕佽緗釜鏂偣鍦ㄤ綘婧愪唬鐮佺殑 “Object o = null;” 琛屽悗(浣犲彲浠ュ弻鍑誨湪Eclipse涓樉紺鴻鏁扮殑宸﹂儴鍖哄煙), 鐒跺悗閫夋嫨 Run -> Debug 閫夋嫨鏈鍚庝竴嬈＄殑榪愯鍔犺澆銆? 浣犵殑紼嬪簭灝嗕細(xì)閲嶈搗妯℃嫙鍣紝浣嗘槸榪欎釜鏃跺欏畠浼?xì)鎸傝跌P紝褰撳畠璧板埌浣犲垰鎵嶈緗殑鏂偣鐨勬椂鍊欙紝鍦‥clipse鐨勮皟璇曟ā寮忚鍥句腑錛屽畠?yōu)兗?xì)鍋滄鍦ㄤ綘鐨勪唬鐮佸銆傚氨鍍忎綘鍙? 浠ュ湪鍏朵粬浠繪剰紼嬪簭涓仛榪欎釜涓鏍楓傘?/p>
銆銆
銆銆浣跨敤鍏跺畠鐨処DE宸ュ叿鍒涘緩欏圭洰
銆銆濡傛灉浣犳病鏈変嬌鐢‥clipse(姣斿浣犱嬌鐢ㄥ叾浠栫殑IDE寮鍙戝伐鍏鳳紝鎴栬呯畝鍗曠殑鍙嬌鐢ㄦ枃鏈紪杈戝拰鍛戒護(hù)琛屽伐鍏?錛屻閭ｄ箞榪欎釜鎻掍歡涓嶄細(xì)甯笂浣犲繖錛屽埆鎷呭績(jī)錛屼綘涓嶄細(xì)鍥犱負(fù)娌℃湁浣跨敤Eclipse鑰屼涪澶變換浣曞紑鍙戣兘鍔涖?/p>
銆銆鍏跺疄Android鐨凟clipse鎻掍歡涔熸槸灝嗕竴濂桝ndroid SDK鐨勫紑鍙戝伐鍏峰寘瑁呬簡(jiǎn)銆?榪欎簺宸ュ叿鍍忥細(xì)妯℃嫙鍣紝aapt, adb, ddms, 鍜屽叾浠栫殑錛屽彲浠ュ弬鑰僩oogle鐨勭浉鍏蟲(chóng)枃妗?錛?鍥犳錛?瀹冧篃鍙互琚叾浠栧伐鍏峰寘瑁咃紝姣斿ant.
銆銆鍦ˋndroid SDK涓寘鍚竴涓狿ython鑴氭湰錛屽彨鍋?#8221;activityCreator.py”錛? 瀹冪敤浜庝負(fù)浜?jiǎn)浣犵殑椤圭洰鍒涘缓鎵鏈夌殑婧愪唬鐮佸拰鐩綍鐨勭紪璇戠幆澧?涓漢鐞嗚В), 涔熷氨鏄細(xì)浜х敓鍙敤浜巃nt緙栬瘧鐨刡uild.xml. 榪欐牱灝卞厑璁鎬綘鐨勯」鐩粠鍛戒護(hù)琛屾柟寮忓垱寤烘垨鑰呴泦鎴愬埌浣犻夋嫨鐨処DE涓?/p>
銆銆姣斿錛岃鍒涘緩涓涓狧elloAndroid欏圭洰錛屽氨鍍忓垰鎵嶆垜浠敤Eclipse涓殑涓鏍鳳紝 浣犲彲浠ヤ嬌鐢ㄤ笅闈㈢殑鍛戒護(hù)錛?/p>
銆銆activityCreator.py --out HelloAndroid com.google.android.hello.HelloAndroid
銆銆瑕佺紪璇戜綘鐨勯」鐩紝浣犺鎺ョ潃浣跨敤ant鍛戒護(hù)錛屽綋鍛戒護(hù)琛屾彁紺烘垚鍔熸椂鍊欙紝浣犱細(xì)鐪嬪埌涓涓悕涓篐elloAndroid.apk鐨勬枃浠跺湪”bin”鐩綍涓嬨?榪欎釜.apk鏂囦歡鏄竴涓狝ndroid鐨勫寘錛?瀹冮渶瑕佷嬌鐢?#8221;adb”宸ュ叿瀹夎榪涙ā鎷熷櫒銆?/p>
銆銆鍒拌繖閲屼負(fù)姝紝鎴戝悜澶у灞曠ず浜?jiǎn)Android騫沖彴鐨勭▼搴忕畝鍗曠殑寮鍙戝疄渚嬶紝鏈漢姘村鉤鏈夐檺錛岀炕璇戠殑鏃墮棿浠撲績(jī)錛屼竴瀹氭湁寰堝閿欒鍜岀枏婕忥紝璇峰鎻愪慨鏀規(guī)剰瑙併傛湰緋誨垪鏁欑▼鐨勪富瑕佸唴瀹歸兘鏄炕璇戣嚜Google鐨凙ndroid寮鍙戞枃妗ｃ傞氳繃涓嬮潰鐨勯摼鎺ユ煡鐪嬪叏閮ㄥ唴瀹廣?/p>
銆銆http://code.google.com/android/intro/hello-android.html
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