Pehea e kūkulu ai i kahi polokalamu Android – Pūnaehana Manaʻo, ShareActionProvider, a me OnItemLongClickListener

Me ka Android, it’s easy to develop an app, but if you don’t know where to start, mai hopohopo – there are lots of resources online to help you out. You can learn about Intent Systems, ShareActionProvider, a me OnItemLongClickListener. You’ll soon be an Android pro and be able to build a great app in no time! Keep reading to learn how to get started!

Pūnaehana Manaʻo

Android apps can use Intent Systems to communicate between components and activities. Intents can be set to trigger actions or a broadcast message. You can register to events in order to react to them. You can specify data using URIs and MIME types. The type of data you want to send must be compatible with the actions you want to trigger in the app. Intents can contain header data as well as additional data based on the Bundle class, Hiki iāʻoe ke kiʻi hou me ka getextras() ʻano hana.

Hiki ke hoʻohanaʻia nā makemake e hōʻike i nā leka hoʻomaopopo no ka mea hoʻohana, makaʻala iā lākou e hoʻololi i ka moku'āina, a iʻole e hana i nā hana'ē aʻe. Hiki i nā mea komo ke hoʻowalewale i kahi hana e hiki ai i kahi mea hoʻohana ke hana hoʻokahi. Hiki ke paniʻia nā hana inā makemake ka mea hoʻohana. Hana nā mea hana ma hope o nā hiʻohiʻona a me ke kūʻokoʻa mai ka mea hoʻohana. ʻAe nō hoʻi lākou iāʻoe e hoʻouna i nā leka inā mākaukau kahi faila e hoʻohanaʻia a iʻoleʻia e hoʻoihoʻia. Ke hoʻokumu nei i kahi noi kelepona e hoʻohana ana i nā'ōnaehana manaʻo heʻano paʻakikī loa.

No ka hanaʻana i kahi noi Android, e pono aiʻoe i kahi'ōnaehana kūpono. E hiki iāʻoe ke hana iāʻoe e hōʻike i ka hana a kāu app i nā noi'ē aʻe. ʻO nā makemake a me nā makemake a Android keʻano hoʻohālikelike. He ala maikaʻi loa nā manaʻo e kiʻi ai i kāu noi iʻikeʻia e kāu mau mea hoʻohana. Ma ka hoʻohuiʻana i kahi manaʻo i kāu papahana, E heleʻoe ma kou ala i kahi papa hana Android e hiki ai i nā mea āpau ke leʻaleʻa. Ua hana nuiʻia ka platch platform i ka maʻalahi o ka hoʻohuiʻana me nā noi'ē aʻe a hana i ka hoʻololiʻana ma waena o nā noi.

Ke hoʻomohala nei i kāu app, Eʻikeʻoe i nāʻano likeʻole o nā mea makemake a pehea e hana ai lākou. Hiki iāʻoe ke hoʻohana i kēia mau mea e hana i kāu taupānga Android a hana i nāʻike pili hou. Hiki iāʻoe ke hui pū me nā mea i makemakeʻia me nā hana'ē aʻe, e like me nā hōʻike. Hiki iāʻoe ke hoʻohana i keʻano like e hui pū ai i kahi manaʻo me kekahi app hou. Hiki ke pili i nā manaʻo i nā carappextenders no ka hoʻokō maʻalahi. Hiki ke hoʻohanaʻia nā mea waiwai i nā polokalamu e hoʻomaopopo ai i ka mea hoʻohana o kahi ulia pōpilikia.

ʻO nā mea makemake nā mea waiwai nui o nā hana a Android. ʻO kahi manaʻo he mea hōʻike e pili ana i kaʻike e pili ana i kahi hana e makemake ai kahi mea hoʻohana e lawe. Hoʻohanaʻia nā manaʻo i nāʻano he nui, komo me ka nānāʻana, NaKAIA HOOKUʻA, a oi aku. Hiki i kahi manaʻo hoʻokahi ke hoʻomaka i kahi hana a iʻole kahi'āpana pūnaewele. A hiki i ka'ōnaehana Android ke hoʻomaopopo i nā māhele e hiki ai ke hana i ka manaʻo. He mea nui ia eʻike pehea pehea e hana ai i nā mea hana a pehea e hoʻohana ai iā lākou no kāu mau polokalamu pono'ī.

Ke hoʻounaʻia nei kahi manaʻo, E holo ka wahi Android Platform i kahi kānana pili. E hoʻoholo kaʻikepili e hoʻomaka i ka hoʻomakaʻana. A laila hiki i ka mea hoʻohana ke hoʻoholo i ka mea e makemake ai lākou eʻike. Hiki iāʻoe ke hoʻopaʻa inoa i nā'āpanaʻokoʻa no kekahi mau hanana a me nā kānana maikaʻi. A i ʻole, ʻO kahi mea e loaʻaʻole ai kahi kānana manaʻo e kapaʻia ke kapaʻia keʻano o kahi manaʻo. ʻO kēia ka mea e wehewehe ai kēia mokuna. Ke kākau inoaʻia kahi māhele me kahi manaʻo, Pono e kohoʻia me ka hana kūpono, momiʻano, a meta-data.

ShareActionProvider

ʻO ka poʻe Kahelehele no ka Android i kahi hana ikaika ikaika e hiki ai iāʻoe ke kaʻana a lawe i kaʻikepili mai nā ametoid. ʻO kēia kiʻi kiʻi kahi'āpana o ka Android Sdk a ua hoʻokomoʻia i ka Android 4.0 (API pae 14). Hiki ke hoʻohuiʻia i loko o ka hana hana o kāu app Android. E aʻo hou aku e pili ana i nā mea hana, E heluhelu i ka'ōlelo aʻo. E kūkākūkā mākou i nā kumu o nā mea hana o ka mokuahi i ka kiko'ī.

Kaʻana like no ka mea hana pūnaewele a Android. Hiki iāʻoe ke hoʻohana i nā mea hana e huki ai i nāʻikepili mai ka mākeke a kūkulu i kāu noi kālā pono'ī. Ke kūkuluʻoe i kāu noi, Hiki iāʻoe ke kaʻana i nāʻike me nā polokalamu'ē aʻe ma kāu kelepona. ʻo kahi laʻana, Inā makemakeʻoe e kaʻana i kaʻike ma kāuʻaoʻao Facebook, Hiki iāʻoe ke hoʻokomo i kahi loulou i ka pūnaewele papa inoa.

ʻO kahi hiʻohiʻona'ē aʻe he hiki ke mālama i nā hana hoʻohana lehulehu. I kēiaʻano, Hiki iāʻoe ke hana i kāu app hou aku. Ma ka hoʻokuʻuʻana i ka mea hoʻohana, Hiki iāʻoe ke hana i kahiʻike mea hoʻohana e hoʻopiliʻia ma ke ala e like me kāu mea hoʻohana e like me ia. A, Me ka hoahele, Hiki iāʻoe ke hoʻohana i kāu polokalamu Android e hōʻiliʻili a hōʻike i nāʻike. Hiki iāʻoe ke hoʻohana iā ia e kiʻi i nā leka a me nā leka e pili ana i nā leka hou, A hauʻoli kāu mau mea hoʻohana i ka manawa like.

Hiki iāʻoe ke aʻo i kēia mau hana hana āpau i kahi papa hanaʻoihana a Android. Ua hoʻopiliʻia ka papa 35 lessons that take you step by step through the development of an Android app. It also teaches you how to create a SQLite database app. It will also help you build Android apps for other platforms. If you’re still stuck in the development phase, you can always refer to the course if you have questions.

Kahi mea hou aʻe, you can use the ShareActionProvider in the Action Bar to take advantage of the UI feature that allows you to split the ActionBar. This option can be used in your Action Bar if your app runs on Android 4.0 or higher. You can learn more about the ShareActionProvider in the Action Bar guide. It is important to note that this feature is only available on Android 4.0 and above.

OnItemLongClickListener

OnItemLongClickListeners are interfaces that generate a callback function when an item is clicked or selected. Ke kāhea nei kēiaʻano i ka OritemlongclickLickLerclider no Android Framework eʻike ai i ka mea hoʻohana a koho i kahi mea lōʻihi. ʻO ka hana Android a laila he waiwai nui ka heluʻana a hōʻike i kahi hoʻolaha pōkole pōkole eʻikeʻia ma keʻano.

Ponoʻoe e hoʻokō i ka Oritemclicker-Interface ma mua o hiki iāʻoe ke hana i kahi mea hana Otetemlongclick. E hōʻoia kēia interface i ka OniteMliplick() Ua hoʻokōʻia keʻano. E kāhea kokeʻiaʻia e ka papa hana Android i ka wā e hele ai kahi hanana lōʻihi. No nā kiko'ī hou aku, Eʻike i ka hiʻohiʻona ma lalo nei. Hōʻike kēia code i keʻano o ka hoʻokōʻana i ka OnetemLongclick.

I ka wā o ka hana kūpono o ka haʻawina, E hoʻokō mākou i ka OniteMclick. E hoʻopaʻa inoa mākou i kēia interface me kahi papa inoa inoa ma kā mākou polokalamu Android. When an entry in the list is clicked long, OnItemLongClickListener will pry. It’s important to note that this method can be implemented with an anonymous class or a MainActivity class.

Once you’ve registered an OnItemLongClickListeners instance, you can configure your ListView to respond when an item in the list is clicked. This will trigger a long-click response in the AlertDialog. It’s also a good idea to have a ListView that is responsive to long-clicks. Ma keia ano, your users can easily access your application without having to leave the comfort of their home.