Kugadzira Android Apps

Kugadzira maapplication eAroid kunoda kuti ushandise maAPI anopihwa neAndroid. Aya maAPI anogonesa vanogadzira kugadzira akasiyana siyana emaapp. Aya maapplication anogona kutora mukana weakasimba masimba eiyo Android platform, uye zviri nyore kugadzira, kuchengetedza, uye kuwedzera. Asi usati watanga kuvaka yako app, iva nechokwadi chekutevera mamwe mazano ekuita kuti ishande zvakanaka sezvinobvira.

Zviwanikwa

Zviwanikwa muAroid apps mafaira anoshandiswa kuratidza zvirimo uye kutsanangura maficha emudziyo. Izvi zvinosanganisira mifananidzo assets, mavara, uye tambo tsika. Zviwanikwa zvakakosha pakuvandudza kweAroid apps. Vanobatsira iyo app kuratidza zvirimo, bata akawanda skrini saizi, uye tsigira mitauro yakawanda. Zvikamu zvinotevera zvinotsanangura mhando dzezviwanikwa mu Android nezvinangwa zvavo.

Mune Android application, sosi inogona kuchengeta bitmaps, mavara, marongerwo tsanangudzo, uye animation mirayiridzo. Zvese izvi zviwanikwa zvakachengetwa mu subdirectories pasi pe res/dhairekitori. Kazhinji, zviwanikwa zvekushandisa zvakarongwa kuita XML mafaera ane akawanda subdirectories. Chishandiso chega chega chine zita rinoenderana, iyo inoshandiswa kuiwana kubva kuJava kodhi kana yakaparadzana XML resource faira.

Kazhinji, an Android app ine madhairekitori maviri akasiyana ekuchengetedza marudzi akasiyana ezviwanikwa. Imwe dhairekitori inogara bitmap zvinhu, nepo imwe yakazvipira kune XML mafaera. Iyo dhairekitori yedhizaini ine XML mafaera anoshandiswa kugadzira iyo mushandisi interface, nepo menyu dhairekitori ine mafaera eXML eiyo yekutanga icon uye yekufambisa menyu.

Zviwanikwa zvinogona kuunganidzwa nemudziyo, mutauro, uye configuration. Device-specific qualifiers inowedzerwa kune dudziro yezviwanikwa kuti itsigire magadzirirwo emidziyo akasiyana. Android inoona otomatiki iko kugadziridzwa kwechishandiso uye inotakura zviwanikwa zvakakodzera zveapp. Kana zvisingaite, inogona kushandisa default sosi panzvimbo. Zvinogoneka kuwedzera zvinopfuura imwe resource qualifier, chero bedzi subdirectories yakaparadzaniswa nedash.

Vagadziri veAndroid vanofanirwawo kugara vachifambidzana nemidziyo mitsva, maraibhurari, nezvimwe zviwanikwa. Android Weekly ibhuku revhiki nevhiki rinopa ruzivo pamaraibhurari matsva, zvishandiso, uye mablogiki anogona kuvabatsira kugadzira Android apps. Android musika wakakamukana zvakanyanya, uye kune akawanda akasiyana marudzi emidziyo uye masisitimu anoshanda. Izvi zvinoreva kuti maapplication eAroid anofanirwa kutsigira huwandu hwakasiyana hwezvivakwa zveUI uye masensa.

Vanopa zvemukati

Vanopa zvemukati vanodiwa kuchengetedza uye kuratidza data muAroid apps. Mupi wemukati ndeyepakati dhatabhesi inobvumira mamwe maapplication kuwana data raanochengeta. Semuyenzaniso, mupi wemukati anogona kubata data nezve zvinofarirwa nemushandisi. Pamusoro pe, inogona kuchengeta mafaira, izvo zvinochengetwa panharembozha kana munzvimbo yakawedzerwa yekuchengetedza. Zvisinei, by default, mafaera aya haawanikwe kune mamwe maapplication. Sezvineiwo, Android inotsigira SQLite dhatabhesi, pamwe nekuchengetedza network, saka zviri nyore kuchengeta data kunze kwekushandisa. Vanopa zvemukati vanokutendera iwe kugovera data pakati pezvishandiso uye kupa vashandisi vako iyo data yavanoda.

Vanopa zvemukati vanogona zvakare kupa mapurogiramu neruzivo rwavanoda kubata data. Nepo vanopa zvemukati vasingadiwe kune yega yega Android app, anobatsira kune avo vanochengeta data revashandisi uye vanoiwana kune akawanda maapuro. Semuyenzaniso, mushandisi anogona kunge aine akawanda mavhezheni eDialer kana Contacts app pamudziyo wavo.

Mune yakajairwa Android app, a Content Provider anoshanda seyehukama dhatabhesi. Inogona kushandiswa kuwana zvakachengeteka data uye kuinyengedza zvichienderana nezvinodiwa nemushandisi. Izvi zvinobvumira vanopa zvemukati kuchengetedza data nenzira dzakasiyana uye zvinobvumira vanogadzira kugadzirisa maapplication avo kuti vavashandise nenzira yavanoda. Semuyenzaniso, mushandisi anogona kushandisa ContentProvider kuchengetedza data pazvinhu zvekuita. Kuita izvi, mushandisi anogona kufonera nzira yekubvunza uye kuwana chituru chinoratidza marekodhi kuti adzokororwe kuburikidza.

Vanopa zvemukati zveApple maapplication vanopa inowirirana interface yekuwana data. Iyo data inoburitswa mufomati yetafura ine mutsara wega wega unomiririra rekodhi uye koramu yeimwe data data. Iyo data inogona kuva chero chinhu kubva pafaira kuenda kukero.

Mvumo system

Mvumo inzira yekudzora huwandu hwe data iyo app yako inogona kuwana. Iyo yemvumo sisitimu pa Android yakarongeka muzvikamu zvakakura. Izvi zvinosanganisira kuverenga, nyora, uye shandura. Android apps inogonawo kunyora mvumo yavo pane peji remvumo. Semuyenzaniso, muchikamu cheKuchengeta, app yako inogona kukumbira mvumo yekuverenga zviri mukati memudziyo wako wakagovaniswa chengetedzo. Inogonawo kukumbira mvumo yekugadzirisa nekudzima zvirimo. Imwe neimwe mhando yemvumo ine tsananguro yayo, uye iwe unogona kubaya mvumo yega yega kuti uwane rumwe ruzivo.

Kushandisa mvumo system pa Android, unofanirwa kuve nechokwadi chekuti app yako inosangana nezvinodiwa. Kazhinji, Android ichapa mvumo iyo isingaise njodzi yekuchengetedza kune vashandisi. Unogona kusarudza kuratidza zvibvumirano izvi serunyorwa rwemvumo dzemunhu. Pamvumo yega yega, ita shuwa kuisa tsananguro uye label inotsanangura basa rayo guru. Kazhinji, iyi inofanira kuva mitsara miviri kureba.

Iyo AFP chiyero chemvumo yeAroid yakagadzirwa kupa simba vashandisi vekupedzisira kutonga mvumo yezvishandiso zvavo. Inobvumira vashandisi kudoma mazinga emvumo akakwenenzverwa uye kusiyanisa pakati pezvakavanzika uye zvakavanzika zviwanikwa. Iyo AFP sisitimu inoongorora zvakare mvumo yeapp panguva yekumhanya. Izvi zvinobatsira kuve nechokwadi chekuti app inogona kuita basa rayo ichidzivirira vashandisi’ zvakavanzika.

Mvumo yeAndroid inopa maapplication kuwana kune yakavanzika data uye rumwe ruzivo rwunogona kuve nehanya. Kazhinji, pop-up ichaonekwa kana app ichida kuwana inonzwisisika hardware kana data. Iwe unofanirwa kugara uchitarisa mvumo usati watendera app kuti ishande pane chako kifaa.

Hupenyu hwebhatiri

Hupenyu hwebhatiri yeAroid app inokutendera iwe kuti utarise mashandisirwo ebhatiri ega yega app pane chako kifaa. Inopa ruzivo rwakadai sekuti ndeapi mapurogiramu ari kushandisa zvakanyanya bhatiri simba, ingave skrini yakabatidzwa kana kuvharwa, uye kana mudziyo wacho uri muhope huru. Ruzivo urwu runogona kubatsira mukudzikisa kudonha kwebhatiri. Iyo app iri nyore kushandisa uye inogona kuwedzerwa kune yako skrini yekumba kuti ipe nyore kuwana kune data rekushandisa bhatiri.

Kuti uwane tarisiro yemashandisirwo ebhatiri emaapps ako, enda kune Settings menyu uye tinya Bhatiri. Zvadaro, tora imwe neimwe app kuti uone kuti isimba rakadii riri kushandisa. Kana app iri kutora simba rakawanda kupfuura raunoda, kuibvisa kubva pafoni yako. Iwe unogona zvakare kushandura marongero ega ega app kudzikamisa mashandisiro ayo ekumashure.

Imwe nzira yekukwirisa kushandiswa kwebhatiri ndeye kushandisa basa rekuuraya application. Aya maapplication anogona kushandiswa kubata kupenya, Wi-Fi, data, uye inzwi. Nekushandisa maapplication aya, unogona kuvandudza hupenyu hwebhatiri rako uye kuwedzera mashandiro emudziyo wako. Nepo akawanda mabhatiri ekuchengetedza maapplication ari emanyepo, pane zvina zvinonyatsoshanda pakuwedzera hupenyu hwebhatiri rako.

Android 8.0 yakaunza zvakati wandei zvinobatsira kuchengetedza hupenyu hwebhatiri uchichengetedza hutano hwehurongwa uye ruzivo rwemushandisi. Imwe yemadhiraini makuru pahupenyu hwebhatiri zvikumbiro zvetiweki zvinogadzirwa nemaapps. Zvikumbiro zvenetiweki zvakawanda zvinoda kushandiswa kwemaredhiyo anopedza simba, iyo inoshandisa bhatiri rakawanda. Saka, zvakakosha kukwirisa zvikumbiro zvetiweki uye kuderedza data yekubatanidza kuchengetedza hupenyu hwebhatiri. Pamusoro pe, maapplication anogona kuita basa rekumashure chete kana system ichiida.

Mamwe mapurogiramu ekuchengetedza bhatiri eAroid anosanganisira JuiceDefender uye Mobile Booster. JuiceDefender ndeye yakazara app inobatsira vashandisi kuwedzera hupenyu hwebhatiri hwefoni yavo nekudzora zvakanyanya-kushandisa simba maficha.. Iyo ine zvakare kugona kushandura otomatiki Wi-Fi zvichienderana nenzvimbo.

Performance

Paunenge uchigadzira Android app, pane zvinhu zvakasiyana-siyana zvekufunga nezvazvo, kusanganisira network uye mudziyo kuita. Izvi zvinoreva kukwidziridza app yako kuti ishande nemazvo pama network akawanda nemidziyo. Iwe unofanirwawo kufunga kuti app yako inoshanda sei nemaAPI uye maseva kuti uone kuti ichakurumidza uye yakatsetseka sezvinobvira. Nekukwenenzvera kuita kweapp yako, unogona kuwedzera ruzivo rwemushandisi uye kuwedzera mashandiro.

Kuita kwenharembozha kwakasiyana nekuita kwedesktop, uye kana uri kuronga kushandura application yako kubva padesktop kuenda kunhare, unofanira kuziva izvi. Vashandisi venhare vanowanzove neinternet inokurumidza kubatanidza uye skrini hombe. Kuita kweandroid apps kunogona kukanganiswa nezvikanganiso zvidiki, sekusashandisa maAPI chaiwo.

Panguva yekuvandudza, vagadziri vanofanirwa kumhanyisa bvunzo pamidziyo yakasiyana. Havasi vese vashandisi vachave nemidziyo yepamusoro-yekupedzisira ine 2GB ye RAM uye ine simba CPUs. Kukanganisa kwakajairika kunoitwa nevazhinji vanogadzira kukwenenzvera kodhi yechinhu chisiri icho. Kunyangwe iwe uine zvigadzirwa zvepamusoro, iwe unofanirwa kuyedza app yako pamhando dzinoverengeka dzemidziyo kuti uone kuti inoita sei kune akasiyana resolution, saizi yendangariro, uye CPU kumhanya.

Sezvauri kuona, zvabuda muongororo iyi hazvikurudzire. Vanosvika hafu yevagadziri havasi kushandisa micro-optimizations kuvandudza mashandiro eapp yavo. Vazhinji vanogadzira vachiri kutenda kuti micro-optimizations haina kukodzera nguva kana kushanda nesimba. Izvi zvinokonzeresa kusashanda zvakanaka kweapp.