App! App.
App
Si ou nouvo nan devlopman android, gen kèk opsyon diferan pou devlopman app android. Opsyon sa yo gen ladan Android Studio, Dezespere, Makerpad, ak Android App Inventor. Chak ofri pwòp avantaj inik li yo, epi mwen pral yon ti tan diskite sou diferans ki genyen ant yo. Yon fwa ou te deside ki opsyon ki bon pou ou, isit la se debaz yo. Men, anvan ou kòmanse, asire w ke ou telechaje zouti ki dwat pou travay la.
Lè ou itilize Android Studio pou kreye aplikasyon android, ou pral kapab byen vit kreye pwòp lojisyèl koutim ou pou aparèy mobil ou yo. Yon aplikasyon mobil konsiste de de eleman prensipal yo: Aktivite ak View. Yon aktivite se pòsyon nan aplikasyon an ki defini aparans la grafik anwo-flache ak fonksyonalite. Li konpoze de kòd Java, ki defini ki aksyon yo ta dwe fèt lè yo peze yon bouton. The app itself can run on any Android-compatible device.
To start creating your application, open the Project Explorer. It will show the Android Zielplattform, the Master-Formular, and the Resources folder. There is also a “Gerateubergreifende Vorschau-Fenster”, which will allow you to see the application on multiple devices. Once you have selected a view, you can customize it by clicking its corresponding button. If you need to create more than one application, you can create custom views for each of them.
Next, connect an Android device to your computer. You will need to choose the device that runs Android Studio. You can connect to the Android device using USB. Fason sa a, you can test the app on it and make necessary changes. You can also test the app on this device before you build it for your target platform. Jis pran pasyans! Si ou pa fin sèten kijan pou fè sa, li foròm devlopè Android la. Yo gen enstriksyon detaye sou kòman yo virtualize aparèy ak Android Studio.
Devlope aplikasyon mobil mande anpil envestisman, tou de soti nan devlopè yo ak nan anviwònman an devlopman. Google App Inventor se yon egzanp yon anviwònman devlopman entegre (IDE) ki gen ladann tout zouti lojisyèl ki nesesè pou kreye yon aplikasyon android. Sepandan, li kouri nan yon navigatè entènèt epi li pa sipòte pa Internet Explorer. Sepandan, si ou se nouvo nan pwogram epi ou pa gen yon background nan devlopman lojisyèl, App Inventor ka solisyon pafè a.
Yon fwa ou te konekte sou sit entènèt App Inventor la, ou ka kòmanse travay sou pwojè ou. Click the Start new project button on the menu bar and name it. App Inventor will open in the Designer view. From the title bar, you can add screens and switch between them. The title bar also allows you to toggle between the Blocks and Designer views. When you’re ready to begin, you can choose a project name.
Another alternative to Android App Inventor is MIT App Inventor. This web-based development environment allows beginners to build and customize Android apps without writing a single line of code. MIT App Inventor is actively maintained by MIT’s Mobile Learning Lab. It was originally created by Google but is now used by many educators and students. The MIT App Inventor is free software and is available under the Apache License 2.0 and Creative Commons Attribution ShareAlike 3.0 Unported.
Zouti devlopman aplikasyon android Kivy se yon sous louvri, zouti rapid pou devlope apps, osi byen ke pou pwototip. Sepandan, li enpòtan sonje ke aplikasyon Kivy yo pa platfòm natif natal, kidonk yo pral gen pi wo gwosè APK ak kòmanse pi dousman pase aplikasyon natif natal. Sa a se yon dezavantaj bay pèfòmans nan leistungsfahige nan telefòn android jou sa yo. Pou rezon sa a, anpil itilizatè evite devlope pwòp aplikasyon yo ak Kivy.
Yo nan lòd yo kreye yon aplikasyon android, w ap bezwen ajoute bouton ak lòt eleman UI. Yo konnen aksyon sa yo kòm kòd evènman-kondwi, epi Kivy bati pou jere evènman sa yo. Pa egzanp, yon widget etikèt ka gen twa atribi: tèks, size_hint, ak pos_hint. Valè sa yo enpòtan pou fè etikèt la parèt sou ekran an. Widget etikèt la ap bezwen lajè ak tèks, osi byen ke gwosè-allusion.
Yon fwa ou te bati aplikasyon w lan nan Kivy, li lè pou pake li. Pou pake aplikasyon an nan fòma APK, ou bezwen enstale app a nan anyè depo ekstèn lan. Anyè a se nòmalman /sdcard. Apre sa, ou ka chwazi vèsyon yo Demo ak lage nan aplikasyon an. Lè sa a, aplikasyon Android Kivy a pare yo dwe enstale nan Google Play la. Ou kapab tou kreye aplikasyon android sou yon Franbwaz Pi lè l sèvi avèk yon enstalasyon manyèl oswa lè l sèvi avèk manadjè pake KivyPie.
Makerpad a se yon platfòm pou kreye aplikasyon android, ak etid ka vaste li yo ak leson patikilye ka ede w kòmanse ak kodaj. Avèk pwosesis fasil-a-swiv, ou ka kreye pwòp konsepsyon ou ak aplikasyon pou konekte ak òganize done yo. An plis, the platform lets you compare different tools to determine which is best for you. It is an excellent tool for both beginners and experienced developers. We’ll look at some of the reasons Makerpad is so effective.
One of the best features of Makerpad is that it has partnered with multiple tools from various vendors. By choosing a partnered tool, you’ll be able to take advantage of its advanced features. These tools include Boundless, Carrd, Sheet2Site, and Zoom. You can use Makerpad to create an app for your business or even a hobby. Epi, with its comprehensive community, you can ask questions and get help anytime.
The Makerpad is not cheap, sepandan. A monthly subscription costs $16 and is targeted at beginners who want to explore the world of no-code development. But if you’re serious about coding and building tools, you can sign up for the Builder plan, which costs $41 a month. The Builder plan has a higher cost but is worth it for those who want to be productive and start getting hired. If you have no experience with no-code development, Makerpad is a great choice.
If you are trying to emulate the experience of using an actual Android device, you can use the Acceleration Execution Manager for Android. This tool uses hardware-assisted virtualization technology to increase the speed of Android emulators. It only works on processors with Intel chips. Yon fwa enstale, the AVD Manager will automatically start emulating Android applications. Using this tool is simple. Ou ka enstale li atravè Android Studio oswa lè w sèvi ak yon enstalatè devwe.
AVD yo se fichye ke emulateur android yo itilize pou simulation patisyon flash nan aparèy reyèl. Yo fè twa kalite fichye yo: nwayo, done itilizatè yo, ak kat SD. Imaj sa yo kreye otomatikman si ou pa bay yo. Lè ou kòmanse yon Emulation, AVD a pral kreye yon nouvo imaj done itilizatè si ou pa bay youn. Altènativman, ou ka presize yon nouvo kote lè l sèvi avèk opsyon -system-dir.
Konfigirasyon AVD yo nan yon Emulation android defini karakteristik pyès ki nan konpitè nan telefòn nan emulation. Pa konfigirasyon konfigirasyon AVD yo, ou ka teste pèfòmans aplikasyon android sou divès kalite konbinezon pyès ki nan konpitè. Pa egzanp, yon aplikasyon android ka itilize rezo a, jwe odyo oswa videyo, magazen done, epi notifye itilizatè a. You can even use the emulator to test the functionality of a device’s camera and accelerometer.
While creating an Android app, you should consider the Android Activity Lifecycles. This feature allows you to control the lifecycle of a single activity, such as when it resumes or suspends. The suspended state of an activity is the best time to store state in your application and stop consuming resources. It also provides a good opportunity to suspend animations, which might not be visible in a paused activity. Regardless of whether the activity resumes, you should still make sure to use the suspend() metòd.
An activity’s lifecycle begins with the onCreate() metòd. This method is called when the user first clicks on the app icon. In this method, ou mete Layout la ak inisyalize opinyon yo. Pwochen etap la nan sik lavi a se rele onStart la() metòd, ki fè aktivite a vizib epi pèmèt itilizatè a kominike avèk li. OnStart() yo rele tou lè yon aktivite kòmanse ak fèmen. Altènativman, onPause la() metòd ka deklanche si aktivite a detwi.
Sik lavi aktivite Android la dekri etap yon aktivite pase. Ikòn aplikasyon an pa parèt sou lis ekran lakay ou, men li pral jenere mesaj evènman le pli vit ke itilizatè a klike sou yon bouton tounen. Pandan w ap kreye aplikasyon w lan, ou dwe okouran de Sik lavi Aktivite Android yo. Si w ap devlope yon aplikasyon android, ou ta dwe aprann sou sik lavi sa yo pou fè pou evite aksidan app ak lòt pwoblèm.
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