Iqhekeza limele inxalenye enokusetyenziswa kwakhona ye-UI yosetyenziso lwakho. Isiqwenga sichaza kwaye silawule uyilo lwaso, inomjikelo wobomi baso, kwaye inokusingatha imicimbi yaso yegalelo. Amaqhekeza akanakuphila ngokwawo-kufuneka aphathwe ngumsebenzi okanye enye iqhekeza.
Yintoni amaqhekeza kwi-Android ngomzekelo?
I-Android Fragment yinxalenye yomsebenzi, ikwabizwa ngokuba yi-sub-activity. Kunokubakho ngaphezu kweqhekeza elinye kumsebenzi. Amaqhekeza amele isikrini ezininzi ngaphakathi komsebenzi omnye.
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Android Fragment Lifecycle Iindlela.
| Hayi. | indlela yokwenza | inkcazelo |
|---|---|---|
| 2) | Yenza iCandelo (isixa) | Isetyenziselwa ukuqalisa iqhekeza. |
Iqhekeza lisebenza njani kwi-Android?
I Fragment yindibaniselwano yefayile yobeko lwe XML kunye nodidi lwe java kakhulu njengoMsebenzi . Ukusebenzisa ithala leencwadi lenkxaso, amaqhekeza axhaswa abuyele kuzo zonke iinguqulelo ezifanelekileyo ze-Android. Amaqhekeza afaka iimbono kunye nengqiqo ukuze kube lula ukuphinda kusetyenziswe ngaphakathi kwemisebenzi.
Xa unokusebenzisa amaqhekeza kwisicelo sakho se-Android?
Abaphuhlisi banokudibanisa iqhekeza elinye okanye ngaphezulu ukwakha umsebenzi omnye okanye baphinde basebenzise amaqhekeza kwimisebenzi emininzi. Iziqwenga zaziswa kwi-Android 3.0 ukuphucula amava omsebenzisi. Ngokwesiqhelo, abaphuhlisi kuya kufuneka bakhe uMsebenzi omtsha nanini na xa umsebenzisi enxibelelana nesicelo.
Yintoni iqhekeza kunye nomsebenzi kwi-Android?
Umsebenzi yinxalenye apho umsebenzisi aya kuthi anxibelelane nesicelo sakho. … Iqhekeza limele ukuziphatha okanye inxalenye yojongano lomsebenzisi kuMsebenzi. Unokudibanisa amaqhekeza amaninzi kumsebenzi omnye ukwakha i-UI yeepaneli ezininzi kwaye uphinde usebenzise iqhekeza kwimisebenzi emininzi.
Yintoni isiqwenga kunye nemizekelo?
Isiqwenga liqela lamagama elingayivakalisi ingcamango epheleleyo. Ayisosivakalisi esipheleleyo, kodwa inokuba libinzana. Imizekelo yesiqhekeza: inkwenkwe esevarandeni. ngasekhohlo kwimoto ebomvu.
Yintoni umahluko phakathi kweqhekeza kunye neFragmentActivity?
Iklasi ye-FragmentActivity ine-API yokujongana namaqhekeza, ngelixa iklasi yoMsebenzi, ngaphambi kwe-HoneyComb, ayinayo. Ukuba iprojekthi yakho ijolise kwiHoneyComb okanye entsha kuphela, kuya kufuneka usebenzise uMsebenzi hayi iFragmentActivity ukubamba amaqhekeza akho. Ezinye iinkcukacha: Sebenzisa i-android.
Ndingawubona njani umsebenzi weqhekeza?
Chaza ngokulula iTextView njengendawo yoluntu kwiqhekeza, yiqalise ngokufumanaViewById() kwiqhekeza kwiCreateView(). Ngoku ngokusebenzisa iNgcaciso yeNgcaciso oyongeze kumsebenzi unokufikelela kwi-TextView. Kufuneka ufowunele indlela yokufumanaViewById kwimbono yakho yeqhekeza.
Lithetha ukuthini iqhekeza?
: inxalenye eyaphukileyo, edibeneyo, okanye engaphelelanga Isitya sasilele ngamaqhekeza phantsi. iqhekeza. isenzi. iqhekeza | ˈiqhekeza-ˌment
Uliqala njani iqhekeza?
Iqhekeza elitsha iFragment = FragmentA. i-newInstance(injongoyolwazi lwakho lweklasi); FragmentTransaction transaction = getSupportFragmentManager (). startTransaction(); // Buyisela nayiphi na into ekumbono we-fragment_container kunye nesi siqwenga, // kwaye ungeze intengiselwano kwi-transaction ye-stack yangasemva. buyisela (R.
Ngaba kufuneka ndisebenzise amaqhekeza okanye imisebenzi?
Ukuyibeka ngokulula : Sebenzisa isiqwenga xa kufuneka utshintshe amacandelo e-UI yesicelo ukuphucula kakhulu ixesha lokuphendula usetyenziso. Sebenzisa umsebenzi ukuqalisa izixhobo ezikhoyo ze-Android ezifana nesidlali sevidiyo, isikhangeli, njl.
Zingaphi iintlobo zamaqhekeza akhoyo kwi-Android?
Kukho iindidi ezine zamaqhekeza: ListFragment. DialogFragment. PreferenceFragment.
Siyikhupha njani idatha ethunyelwe sisiqwenga esinye kwisiqwenga esikhoyo?
Ke ukwabelana ngomtya phakathi kwamaqhekeza ungabhengeza umtya ongatshintshiyo kuMsebenzi. Ukufikelela kulo mtya ukusuka kwiQela A ukuseta ixabiso kwaye Fumana ixabiso lomtya kwiqhekeza B. 2. Omabini amaqhekeza asingathwa yiMisebenzi eyahlukeneyo- Emva koko ungasebenzisa i- putExtra ukugqithisa umtya ukusuka kwiqhekeza A loMsebenzi A ukuya kuMsebenzi B.
Zeziphi iindidi ezine zamaqhekeza?
Qaphela awona maqhekeza aqhelekileyo kwaye uyazi indlela yokuwalungisa.
- Amaqhekeza omhlathi ongaphantsi. Igatya elayamileyo liqulathe isihlanganisi, intloko, kunye nesenzi. …
- Amaqhekeza amabinzana athatha inxaxheba. …
- Amaqhekeza amabinzana angenasiphelo. …
- Afterthought Fragments. …
- Iziqwenga zesenzi esinesizungu.
Yintoni isivakalisi esiqhekezayo?
Iziqwenga zizivakalisi ezingaphelelanga. Ngokuqhelekileyo, iziqwenga ziziqwenga zezivakalisi eziye zaqhawulwa kwigatya eliyintloko. Enye yeendlela ezilula zokuzilungisa kukususa ixesha phakathi kweqhekeza kunye negatya eliphambili. Ezinye iintlobo zeziphumlisi zisenokufuneka kwisivakalisi esitsha esidityanisiweyo.
Yintoni iqhekeza kunye nomjikelo wobomi bayo?
Isiqwenga sinokusetyenziswa kwimisebenzi emininzi. Umjikelo wobomi beqhekeza unxulumene ngokusondeleyo kumjikelo wobomi bomjikelo walo nto leyo ethetha ukuba xa umsebenzi unqunyanyiswa, onke amaqhekeza akhoyo kulo msebenzi nawo aya kumiswa. Iqhekeza linokuphumeza indlela yokuziphatha engenalo icandelo lomsebenzisi.