An Activity (calling-Activity) can spawn another Activity (sub-Activity) in 2 ways: Fire and forget – create an event (Intent) and fire it. Async callback – create an event (Intent), fire it, and wait for it’s response in a callback method (of the calling-Activity).
What is sub activity?
In android as @Ted mentioned above activity started from another activity can be considered as sub activity. Also Fragments are generally regarded as sub-activity having their own lifecycle closely tied to the hosting activity.
O le a le gaioiga i le Android?
O se gaioiga e fai ma sui o se mata e tasi ma se faʻaoga faʻaoga pei o le faamalama poʻo le faʻavaa o Java. Gaioioiga Android o le vasega itiiti o le ContextThemeWrapper vasega. Afai na e galue i le C, C ++ poʻo le Java programming language atonu na e vaʻaia o lau polokalame e amata mai le autu () galuega.
E fia ituaiga o gaioiga o loʻo iai i le Android?
Tolu o ituaiga vaega e fa—gaoioiga, auaunaga, ma fa'asalalauga fa'asalalauga-e fa'agaoioia e se fe'au e le fa'aogaina e ta'ua o le fa'amoemoe. O fa'amoemoe e fusifusia vaega ta'itasi i le tasi i le taimi fa'atino.
What is Intentfilter?
O le fa'amama fa'amoemoe o se fa'aaliga i le faila fa'aaliga a se app e fa'amaoti ai le ituaiga o fa'amoemoe e mana'o le vaega e maua. Mo se fa'ata'ita'iga, e ala i le fa'ailoaina o se fa'amama fa'amoemoe mo se gaioioiga, e te fa'ataga ai i isi polokalame e amata sa'o lau gaioiga ma se ituaiga o fa'amoemoega.
O le a le taamilosaga o le olaga o le Android?
O se gaioiga o le mata e tasi i le Android. … E pei o le faamalama po o le faavaa o Java. E ala i le fesoasoani a le gaioiga, e mafai ona e tuʻuina uma au vaega UI poʻo widgets i se mata e tasi. Ole 7 fa'asologa ole olaga ole Gaoioiga o lo'o fa'amatalaina ai le gaioiga o le a amio ile setete eseese.
O le a le gaioiga fa'aletonu Android?
I le Android, e mafai ona e fa'atulagaina le gaioiga amata (gaioiga fa'aletonu) o lau talosaga e ala i le mulimuli i le "intent-filter" i le "AndroidManifest. xml“. Va'ai i lalo snippet code e fa'atulaga ai se vasega gaioioiga "logoActivity" e fai ma gaioiga fa'aletonu.
O a ituaiga eseese o faʻatulagaga i le Android?
Ituaiga o Layouts i le Android
- Fa'atonu laina.
- Fuafuaga Fa'atatau.
- Fa'atonu Fa'atonu.
- Fa'atulagaina o laulau.
- Fa'atulagaina o Fa'avaa.
- Lisi Va'aiga.
- Va'aiga Grid.
- Fa'atonu atoatoa.
E fa'afefea ona e tapeina se gaioiga?
Tatala lau talosaga, tatala se Gaoioiga fou, fai se galuega. Ki'i le fa'amau Home (o le talosaga o le a i tua, i le tulaga taofi). Fasi le Talosaga - auala sili ona faigofie o le kiliki i le mumu "taofi" faamau i le Android Studio. Toe fo'i i lau talosaga (fa'alauiloa mai Recent apps).
O a vaega autu ile Android?
Folasaga. E fa vaega autu o le Android app: gaioioiga , auaunaga , mea e maua ai mea e maua , ma fa'asalalauga fa'asalalau . Soo se taimi lava e te fatuina pe faʻaaoga ai soʻo se tasi o ia mea, e tatau ona e aofia ai elemene ile faʻaaliga o le poloketi.
Which Android activity has highest priority?
In other word, if you have two activities each having an intent filter with the same action and category, then any Intent sent (from a 3rd party app) with those action/category details, will be passed first to the Activity whose intent filter has the highest priority.
O le a le fa'amoemoe o le vasega IntentFilter?
O le fa'amama fa'amoemoe o se fa'ata'ita'iga o le vasega IntentFilter. E fesoasoani le filiga faʻamoemoe aʻo faʻaaogaina faʻamoemoega faʻapitoa, E le mafai ona faʻaogaina i le java code, e tatau ona matou setiina i le AndroidManifest.
O le a le fa'asalalauga fa'asalalau i le Android?
Uiga. O se fa'asalalauga fa'asalalau (receiver) o se vaega Android lea e fa'atagaina oe e lesitala mo faiga po'o mea fa'aoga. E fa'ailoaina uma e i latou e taliaina mo se mea na tupu e le Android runtime pe a tupu lea mea.