ViewPager ke widget e lumellang mosebelisi ho swiela ka ho le letšehali kapa ka ho le letona ho bona skrine e ncha ka ho felletseng. Ka mantsoe a mang, ke mokhoa o motle feela oa ho bonts'a li-tab tse ngata tsa mosebelisi. E boetse e na le bokhoni ba ho eketsa le ho tlosa maqephe (kapa li-tab) ka nako efe kapa efe.
ViewPager ke eng?
Taolo ea sebopeho e lumellang mosebelisi ho phetla ka ho le letšehali le ka ho le letona maqepheng a data. U fana ka ts'ebetsong ea PagerAdapter ho hlahisa maqephe ao pono e bontšang. ViewPager e sebelisoa hangata mmoho le android.
ViewPager e sebetsa joang?
Morero ke hore ViewPager e sebetsa le PageAdapter ho fana ka Maikutlo a emelang leqephe ka leng. Taba ea mantlha ke hore ViewPager e boloka tlaleho ea leqephe lefe le lokelang ho bonahala skrineng ebe e kopa PagerAdapter ho fumana bolaoli ba View bo hlokang ho hlahisoa.
Phapano ke efe ViewPager le ViewPager2?
ViewPager2 ke mofuta o ntlafalitsoeng oa laeborari ea ViewPager e fanang ka ts'ebetso e ntlafetseng le ho rarolla mathata a tloaelehileng a ho sebelisa ViewPager. Haeba sesebelisoa sa hau se se se ntse se sebelisa ViewPager, bala leqephe lena ho ithuta haholoanyane ka ho fallela ho ViewPager2.
Ke emisa ho swipe ka ViewPager joang?
Ho nolofalletsa / ho tima swiping, sebelisa mekhoa e 'meli feela: onTouchEvent le onInterceptTouchEvent . Ka bobeli li tla khutlisa "bohata" haeba paging e ne e koetsoe. U hloka feela ho letsetsa mokhoa oa setPagingEnabled ka bohata mme basebelisi ba ke ke ba khona ho swipe ho ea ho paginate.
Na ViewPager e tlohetsoe?
Ha e le hantle, ViewPager ha e tlosoe, empa lisebelisoa tse peli tsa konkreite tsa PagerAdapter - FragmentPagerAdapter le FragmentStatePagerAdapter - li fokotsehile. Haele hantle, fetohela ho ntho e 'ngoe, joalo ka ViewPager2 kapa pager e ka kopantsoeng ho Accompanist. Sehlopha sena se lahliloe.
Nka sebelisa TabLayout joang ho Android?
Android TabLayout
- TabLayout e sebelisoa ho kenya tšebetsong li-tab tse otlolohileng. TabLayout e lokolloa ke Android ka mor'a ho tlosoa ha ActionBar. …
- Faele: activity.xml. Etsa ketsahalo. …
- File: build.gradle. …
- File: MainActivity.java. …
- File: MyAdapter.java. …
- File: HomeFragment.java. …
- Faele: fragment_home.xml. …
- faele: SportFragment.java.
PagerAdapter ke eng?
destroyItem(ViewGroup, int, Object) getCount() isViewFromObject(View, Object) … ViewPager e amahanya leqephe le leng le le leng le ntho ea bohlokoa ho e-na le ho sebetsa le Views ka kotloloho. Senotlolo sena se sebelisetsoa ho latela le ho khetholla ka ho khetheha leqephe le fanoeng le ikemetseng ea boemo ba eona ho adaptara.
Nka sebelisa eng sebakeng sa Fragmentpageradapter?
Sehlopha sena se lahliloe. Fetolela ho ViewPager2 'me u sebelise FragmentStateAdapter Ho e-na le hoo.
Nka kenya ViewPager joang ho Android?
Widget ea Android ViewPager e fumaneha laebraring ea tšehetso mme e lumella mosebelisi ho swiela ka ho le letšehali kapa ka ho le letona ho bona skrine e ncha ka ho felletseng. Kajeno re kenya tšebetsong ViewPager ka sebelisa Views le PagerAdapter. Leha re ka sebelisa se tšoanang ka ho sebelisa Fragments, empa re tla tšohla seo thutong e latelang.
Nka hlakola ViewPager joang ho Android?
pagerAdapter = PagerAdapter e ncha(getSupportFragmentManager()); mViewPager = (ViewPager) fumanaViewById(R. id. setshelo); bakeng sa (int i = 0; ke <10; i++) {newfragment fragobj = newfragment(); fragobj.
Ke etsa joang ViewPager e otlolohileng ho Android?
Ke na le tharollo e sebetsang ho 'na ka mehato e' meli.
- onInstantiateItem() ea PagerAdapter , theha chebo 'me u e fetole ka -90: view.setRotation(-90f) Haeba u sebelisa FragmentPagerAdapter, joale: objFragment.getView().setRotation(-90)
- Fetola pono ea ViewPager ka 90 degree: objViewPager.setRotation(90)
Tšebeliso ea ViewPager ke efe ho Android?
ViewPager ke widget eo e lumella mosebelisi ho swipe ka ho le letšehali kapa ka ho le letona ho bona skrine e ncha ka ho feletseng. Ka mantsoe a mang, ke mokhoa o motle feela oa ho bonts'a li-tab tse ngata tsa mosebelisi. E boetse e na le bokhoni ba ho eketsa le ho tlosa maqephe (kapa li-tab) ka nako efe kapa efe.
Phapano ke efe lipakeng tsa FragmentPagerAdapter le FragmentStatePagerAdapter?
Joalokaha ke hlalositse FragmentPagerAdapter e boloka sekhechana sohle mohopolong, 'me e ka eketsa mohopolo oa hlooho haeba ho sebelisoa likhechana tse ngata ho ViewPager. Ho fapana le ngoan'abo, FragmentStatePagerAdapter e boloka feela likhechana tse bolokiloeng tsaInstanceState, 'me e senya likhechana tsohle ha li lahleheloa ke maikutlo.
Nka kenya ViewPager joang?
Kenya ViewPager
- E beha chebo ea litaba hore e be sebopeho ka ViewPager.
- E theha sehlopha se atolosang sehlopha sa abstract sa FragmentStatePagerAdapter le ho sebelisa mokhoa oa getItem() ho fana ka maemo a ScreenSlidePageFragment joalo ka maqephe a macha. …
- Hokela PagerAdapter ho ViewPager.