Fragment can’t be initiated without Activity or FragmentActivity. As soon as you create an instance of the Fragment class, it exists, but in order for it to appear on the UI, you must attach that fragment to an activity because a fragment’s lifecycle runs parallel to an activity’s lifecycle.
Can we use fragment instead of activity?
Fragment cannot be used without an Activity. While Using fragments in the project, the project structure will be good and we can handle it easily. Lifecycle methods are hosted by OS. The activity has its own life cycle.
Is a fragment an activity android?
A Fragment is not an Activity. Fragments are hosted inside a FragmentActivity. Check PJL’s answer for more information. In Android an Activity can contain several Fragments inside.
When should you use a fragment rather than an activity?
4 nga take hei whakamahi i nga Waahanga Android
- Te whakahaere i nga rereketanga o te ahua o te taputapu. Ko te karaehe Mahi e kiia ana ko te akomanga UI matua i te Android. …
- Te tuku korero i waenga i nga mata taupānga. …
- Te whakahaere atanga kaiwhakamahi. …
- Nga kupu whakarite UI matatau.
Ko tehea te kongakonga pai ake, te mahi ranei?
He waahi pai nga ngohe ki te whakauru i nga huānga o te ao huri noa i te atanga kaiwhakamahi o to taupānga, penei i te pouaka whakatere. He rereke, he pai ake nga kongakonga tautuhi me te whakahaere i te UI o te mata kotahi, te waahanga ranei o te mata. Whakaarohia he taupānga e whakautu ana ki nga momo rahi o te mata.
He aha te kongakonga i te reo Ingarihi?
Fragments are nga rerenga korero kore. Ko te tikanga, ko nga kongakonga he wahanga o nga rerenga korero kua momotu mai i te rara matua. Ko tetahi o nga huarahi ngawari ki te whakatika ko te tango i te waa i waenga i te kongakonga me te rara matua. Ko etahi atu momo tohu tohu ka hiahiatia mo te rerenga korero hou.
Why fragment is used in Android?
E ai ki nga tuhinga Android, he kongakonga he wahanga o te atanga kaiwhakamahi tono kua herea ki tetahi mahi. Ko nga kongakonga kei o raatau huringa ora me o raatau whakatakotoranga, waahanga UI ranei. Ka awhina nga kongakonga ki te whakarangatira i to hoahoa UI, whakawhiti raraunga i waenga i nga mata rereke, ka urutau ki nga whirihoranga taputapu rereke.
What is the relationship between fragment and activity?
Relationship Between an Activity and a Fragment
A fragment must always be hosted in an activity and a fragment’s lifecycle is directly affected by the host activity’s lifecycle. For example, when an activity resumes so will all of its fragments and when the activity pauses so will all of the fragments.