Ngazi kanjani uma uhlelo lokusebenza lungemuva noma lungaphambili kwe-Android?
Ngokusebenzisa ikhodi elandelayo ungathola uma uhlelo lokusebenza luza ngaphambili. Lena indlela yokuthola ukuthi uhlelo lokusebenza luya ngemuva.
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Ukulandelana kwe-callback kuzoba,
- onPause ()
- onStop() (–activityReferences == 0) (Uhlelo lokusebenza lungena ngemuva??)
- onDestroy ()
- i-onCreate ()
- onStart() (++activityReferences == 1) (Uhlelo lokusebenza lungena Phambili??)
- onResume ()
Iyini i-Android yangaphambili nengemuva?
Ingaphambili lisho izinhlelo zokusebenza ezisebenzayo ezisebenzisa idatha futhi ezisebenza kuselula okwamanje. Ingemuva lisho idatha esetshenziswa uma uhlelo lokusebenza lenza umsebenzi othile ngemuva, ongasebenzi njengamanje.
Wazi kanjani uma umsebenzi ungaphambili noma ungemuva obonakalayo?
Ngendlela yakho yokuqeda(), ofuna ukuyisebenzisa i-isActivityVisible() ukuhlola ukuthi umsebenzi uyabonakala noma cha. Lapho ungaphinda uhlole ukuthi umsebenzisi ukhethe inketho noma cha. Qhubeka lapho zombili izimo zihlangatshezwana nazo.
Iyiphi i-API eyazisa ukuthi uhlelo lokusebenza lungaphambili noma lungemuva?
I-AppState ingakutshela uma uhlelo lokusebenza lungaphambili noma ingemuva, futhi ikwazise uma isimo sishintsha. I-AppState ivame ukusetshenziswa ukucacisa inhloso nokuziphatha okufanele lapho uphatha izaziso zohlelo lokusebenza.
Ngazi kanjani ukuthi yiziphi izinhlelo zokusebenza ezisebenza ngemuva?
Inqubo yokubona ukuthi yiziphi izinhlelo zokusebenza ze-Android ezisebenza manje ngemuva ihlanganisa lezi zinyathelo ezilandelayo-
- Iya kokuthi “Izilungiselelo” ze-Android yakho
- Skrolela phansi. ...
- Skrolela phansi esihlokweni esithi “Yakha inombolo”.
- Thepha isihloko esithi “Yakha inombolo” izikhathi eziyisikhombisa - Bhala okuqukethwe.
- Thepha inkinobho ethi "Emuva".
- Thepha okuthi “Izinketho Zonjiniyela”
- Thepha okuthi “Izinkonzo Zokusebenza”
Ingabe uhlelo lokusebenza lwe-Android lungemuva?
Ungahlola ukuthi uhlelo lwakho lokusebenza lungaphambili yini endleleni yomsebenzi wakho ethi onPause() ngemva kokukhulu. onPause() . Khumbula nje isimo se-limbo esiyinqaba engisanda kukhuluma ngaso. Ungahlola ukuthi uhlelo lwakho lokusebenza luyabonakala yini (okungukuthi uma lungekho ngemuva) endleleni yomsebenzi wakho we-onStop() ngemva kokukhulu.
Uyini umehluko phakathi kwengaphambili nengemuva?
Ingaphambili iqukethe izinhlelo zokusebenza umsebenzisi asebenza kuzo, futhi ingemuva liqukethe izinhlelo zokusebenza ezingemuva kwezigcawu, njengemisebenzi ethile yesistimu yokusebenza, ukuphrinta idokhumenti noma ukufinyelela inethiwekhi.
Uyini umehluko phakathi kwedatha yangaphambili nengemuva?
“Ngaphambili” isho idatha esetshenziswa umakabusha ngenkuthalo usebenzisa uhlelo lokusebenza, kuyilapho "Ingemuva" sibonisa idatha esetshenziswa lapho uhlelo lokusebenza lusebenza ngemuva.
Uyini umehluko phakathi kwesevisi yangaphambili nengemuva?
ongaphambili amasevisi ayaqhubeka nokusebenza ngokulinganayo uma umsebenzisi engasebenzisani nohlelo lokusebenza. Uma usebenzisa isevisi yangaphambili, kufanele ubonise isaziso ukuze abasebenzisi bazi ukuthi isevisi iyasebenza. … Isevisi yangemuva yenza umsebenzi onganakiwe ngokuqondile umsebenzisi.
Ingabe umsebenzi ungaphakathi kwe-Android?
Izinhlelo zokusebenza ezisebenza ku-Android 10 noma ngaphezulu zingaqala imisebenzi kuphela uma kuhlangatshezwana nemibandela eyodwa noma ngaphezulu kwezilandelayo: Uhlelo lokusebenza lunewindi elibonakalayo, njengomsebenzi ongaphambili. Uhlelo lokusebenza lunomsebenzi kusitaki sangemuva somsebenzi ongaphambili. … Uhlelo lokusebenza lunesevisi eboshwe uhlelo.
Uzimisa kanjani izinhlelo zokusebenza ze-Android ukuthi zisebenze ngemuva?
Uzimisa Kanjani Izinhlelo Zokusebenza Ekusebenzeni Ngasemuva ku-Android
- Iya kuzilungiselelo> Izinhlelo zokusebenza.
- Khetha uhlelo lokusebenza ofuna ukulumisa, bese uthepha okuthi Force Stop. Uma ukhetha Ukuphoqa Ukumisa uhlelo lokusebenza, luyama phakathi neseshini yakho yamanje ye-Android. ...
- Uhlelo lokusebenza lusula izinkinga zebhethri noma zenkumbulo kuphela uze uqale kabusha ifoni yakho.
Kuyini ukuvumela umsebenzi wangaphambili?
I-IMHO yebo, ingaphambili liyisimo lapho umsebenzisi angakwazi khona sebenzisana ngohlelo lokusebenza ngengxenye ye-android njengomsebenzi noma isevisi. Thatha isibonelo se-Musicplayer edlala umculo kusevisi yangaphambili. Futhi uma kufanele uhlanganyele nohlelo lokusebenza ngo-Actvity, umsebenzi kufanele ube ngaphambili.