unogona kuenda kune chimwe chidimbu uchishandisa iyo FragmentManager transaction. Fragment haigoni kunzi semabasa,. Zvimedu zviripo pakuvapo kwezviitwa.
Iwe unotanga sei chimwe chikamu kubva kune chimwe?
Kutanga iwe unoda muenzaniso we2nd fragment. Ipapo iwe unofanirwa kuve uine zvinhu zveFragmentManager uye FragmentTransaction. Iyo kodhi yakazara senge pazasi, Fragment2 fragment2=new Fragment2(); FragmentManager fragmentManager=getActivity().
Ndinofamba sei kubva pane chimwe chidimbu kuenda kune chimwe muKotlin?
Uyu muenzaniso unoratidza nzira yekutumira data kubva kune imwe Fragment kuenda kune imwe uchishandisa Kotlin. Nhanho 1 − Gadzira purojekiti nyowani muAndroid Studio, enda kuFaira ⇉ Chirongwa Chitsva uye zadza zvese zvinodiwa kuti ugadzire chirongwa chitsva. Nhanho 3 - Gadzira maviri FragmentActivity uye wedzera makodhi akapihwa pazasi.
Unodaidza sei chidimbu kubva kune chimwe chimedu?
Android FragmentManager uye FragmentTransaction Muenzaniso | Tsiva Chimedu nechimwe Chimedu uchishandisa Bhatani OnClickListener
- startTransaction (): Nekudaidza iyi nzira, tinotanga chidimbu chekutengesa uye tinodzosera FragmentTransaction.
- findFragmentById(int id): Nekupfuura id, inodzosera chidimbu muenzaniso.
Jun 9 2015
Unoviga sei chimedu?
Usakanganise nemamureza ekuonekwa emudziyo - FragmentTransaction. hide/ show inoita izvozvo zvemukati kwauri. Mhoro iwe unozviita nekushandisa nzira iyi, zvimedu zvese zvinosara mumudziyo kana zvawedzerwa pekutanga uye isu tinenge tichingoburitsa chidimbu chaunoda uye kuviga zvimwe mukati memudziyo.
Unouraya sei chimedu?
fragmentManager. startTransaction(). kutsiva (R.
Iwe uchapfuura sei data kubva kune chimwe chidimbu kuenda kune chimwe chidimbu mu Android uchishandisa interface?
Nzira yakanaka yekuita izvozvo ndeyekutsanangura callback interface mukati mechidimbu uye inoda kuti chiitiko chemuiti chiite. Kana chiitiko chacho chikagashira callback kuburikidza neiyo interface, inogona kugovera ruzivo nezvimwe zvimedu muhurongwa sezvinodiwa.
Iwe unofambisa sei kubva pane chimwe chidimbu uchienda kune chimwe chidimbu mu Android uchishandisa navigation?
Maitiro ekufambisa pakati pezvimedu uchishandisa Navigation Component
- Wedzera zvinotsamira zvechikamu chekufambisa.
- Gadzira iyo navigation graph resource.
- Wedzera iyo NavHostFragment kune iyo MainActivity marongero.
- Gadzira Zviito zvinogonesa kufamba pakati peNzvimbo muNavigation Graph.
- Shandisa NavController kuProgrammatically Navigate pakati peZvimedu.
Unotumira sei data kubva kuchidimbu kune chiitiko mu Android?
Kubvumira Chimedu kutaurirana kusvika kune Chiitiko chayo, unogona kutsanangura interface mukirasi yeChikamu uye kuishandisa mukati meChiito. Iyo Fragment inobata iyo interface yekushandisa panguva yayo yeAttach () lifecycle nzira uye inogona kufonera iyo Interface nzira kuitira kutaurirana neChiitiko.
Ndinotsiva sei chimedu?
Shandisa replace() kutsiva chidimbu chiripo mumudziyo uine chiitiko chechikamu chitsva chaunopa. Kufona tsiva () kwakafanana nekudaidza bvisa () nechidimbu mumudziyo uye nekuwedzera chidimbu chitsva mumudziyo iwoyo. kutengeserana. kuita ();
Tinogona sei kugadzira interface pakati pechiitwa uye chidimbu?
Iwe unogona kugadzira kuzivisa yeruzhinji interface ine basa rekuzivisa muchidimbu uye shandisa iyo interface muchiitiko. Ipapo iwe unogona kudana basa kubva pachidimbu. Ndiri kushandisa maIntents kutaura zviito kudzokera kuchiitwa chikuru.
Chii chinonzi fragment muChirungu?
Zvimedu mitsara isina kukwana. Kazhinji, zvidimbu zvimedu zvemitsara zvakabviswa kubva pamutsara mukuru. Imwe yedzakareruka nzira dzekudzigadzirisa ndeyekubvisa nguva pakati pechimedu uye chikuru clause. Mamwe marudzi ezviratidzo angadiwa pamutsara uchangobva kusanganiswa.
Unoziva sei kana chidimbu chinoonekwa?
Chete isResumed() inoita shuwa kuti chidimbu chako chiri pamberi pemushandisi uye mushandisi anogona kupindirana nacho kana chiri icho chauri kutsvaga. Chinhu chimwe chekuziva, ndechekuti isVisible () inodzosera iyo inooneka mamiriro echimedu chazvino.
Chii chinonzi chidimbu Android?
A Fragment inomiririra chikamu chinogona kushandiswazve cheapp yako UI. Chimedu chinotsanangura uye chinogadzirisa marongero acho, chine hupenyu hwayo, uye chinogona kubata chayo zviitiko zvekupinza. Zvimedu hazvigone kugara zvega-zvinofanirwa kugarwa nechiitiko kana chimwe chidimbu.
Ndinoisa sei chidimbu kune chiitiko?
Wedzera chidimbu kune chiitiko
Iwe unogona kuwedzera chidimbu chako kune iyo chiitiko chekutarisa hierarchy kungave nekutsanangura chidimbu chiri muchiitiko chako dhizaini faira kana nekutsanangura chidimbu chigaba chiri muchiitiko chako dhizaini faira uye wobva wawedzera zvakarongeka chidimbu kubva mukati mechiitiko chako.