Lifecycle, LiveData, Jetpck (part 1
Jetpack is a suite of libraries that help developers follow best practices, reduce boilerplate code and write code that runs consistently across Android versions and...
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Tag: Android Jetpack
Jetpack Compose(5) : component-text
December 13, 2023
by John Wright
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'Compose' 'Text' serves the same function as' TextView 'in XML for the most basic Text display.
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ViewModel source code reading guide
December 13, 2023
by Gary Ingram
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The architecture is relatively clear. After all, it is the simplest one among the three musketry. The core of it is ViewModelProvider and ViewModelStore. The...
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Android Notes: RecyclerView level 4 cache
December 13, 2023
by Parinaaz Sheth
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1. Scrap (mChangedScrap, mAttachedScrap) 2. Cache (mCachedViews) 3 (mRecyclerPool)
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Never lose the state of AndroidX SaveState ViewModel-SaveState analysis
December 13, 2023
by 張承翰
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As of AndroidX Activity 1.0.0, ComponentActivity becomes a base class for FragmentActivity and AppCompatActivity. As the saying goes, "Every cause must have fruit", with a...
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Jetpack Compose | control article (4) – Box, the Row and Column
December 13, 2023
by Reece Iqbal
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Not Jetpack Compose yet? Get in the car and study together! Box, Row, Column.
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Android-Jetpack Note-Paging combines database
December 13, 2023
by Brooke Miller
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In normal times, when using RecyclerView drop-down refresh to update the data first and then calling Adapter. The notifyDataSetChanged full quantity update, modify the entries...
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2. Define relationships between objects
December 13, 2023
by William Turner
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Because SQLite is a relational database, you can specify relationships between objects. While most object-relational mapping libraries allow entity objects to refer to each other,...
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ViewModel usage and analysis of Jetpack components
December 13, 2023
by 鞠龍
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The ViewModel is the bridge layer between UI and data. It assumes the data processing logic of the UI layer (Activity/Fragment), and has its own...
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How can the ViewModel hold the reconstructed data
December 13, 2023
by Jason Dillon
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From the logs, we can see that when screen rotation occurs, the memory address of MainViewModel before rotation is consistent with that of MainViewModel after...
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Easy to use Jetpack Compose tutorial – 1. Compose programming ideas
December 13, 2023
by Aaina Agrawal
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Jetpack Compose is Google's latest framework for declaratively drawing UIs. This framework can effectively improve UI reuse, programming speed, and UI drawing efficiency.
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This is where I end up: when Jetpack Compose encounters Navigation
December 13, 2023
by Susan Jones
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Many Android projects use Jetpack Navigation for page switching. Navigation is highly abstract in design, only responsible for Navigation logic, not concerned with the specific...
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Dynamic access to permissions based on JetPack implementation
December 13, 2023
by Jeremy Acevedo
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The environment is configured to use ActivityResultContract. We need to add dependencies to the Gradle file. Here I use the Alpha03 version using methods ActivityResultContract...
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Jetpack Room
December 13, 2023
by Jivin Dasgupta
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Room is an abstraction layer provided on TOP of SQLite. In order to take full advantage of SQLite's powerful features, while also more robust access...
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Jetpack第二篇：Lifecycles
December 13, 2023
by Ryan Frank
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Lifecycles are a very important concept in Jetpack: Lifecycles such as LiveData and ViewMode depend on Lifecycles. Common components with a life cycle are, of...
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List of stored Objects in Android Room
December 12, 2023
by 尚慧君
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Room is officially a persistent repository that provides an abstraction layer on SQLite, powerful and reliable SQL object mapping capabilities, and support for LiveData and...
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Jetpack Compose LeadingIconTab, Tab, TabRow ScrollableTabRow usage
December 12, 2023
by 路宇軒
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This article introduces users of Tab, LeadingIconTab, TabRow, and ScrollableTabRow. TabRow and ScrollableTabRow are similar to the TabLayout of the previous View system
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Jetpack Room
December 12, 2023
by Bradley Norman
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Room is an abstraction layer provided on TOP of SQLite. In order to take full advantage of SQLite's powerful features, while also more robust access...
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Jetpack-livedata principle analysis
December 12, 2023
by Lakshay Bala
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You need to use this subclass when you distribute messages using LiveData. The reason for this design is to take into account the single open...
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Delve into the use of ViewBinding in include, Merge, Adapter, fragment, and activity
December 12, 2023
by Dr. Roy Pratt
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In What's New in Architecture Components, there is a short presentation on View Binding that compares view Binding with existing solutions, And further discusses why...
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Android Jetpack series –9
December 12, 2023
by Henry Fraser
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Knowledge Dependency Injection (DI); Dependency injection decouples code for reuse, refactoring, and testing. Dependency injection classes often need to reference other classes. You can get...
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Learn, Jetpack Compose play a handful of Tetris
December 12, 2023
by Saanvi Hari
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For example, Jetpack Compose is an app for composing, which is composed for many users. For example
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【 With Questions 】 What you should know about viewModels
December 12, 2023
by Anna Wolfe
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With the release of Jetpack, there are a lot of things that are convenient for us to develop, and the ViewModel is one of them....
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Android ConstraintLayout ConstraintLayout 2.0
December 12, 2023
by Nicole Bradshaw
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Constraint layout is a ViewGroup that allows you to define the location and size of your view flexibly. It has various auxiliary tools such as...
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Jetpack source code – Arch
December 12, 2023
by Dr. Angela Moran
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Google I/O has released a series of utility tools to assist Android developers, called Jetpack, that enable developers to quickly and easily create high-quality applications...
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Jetpack (1) -Lifecycle
December 12, 2023
by Kismat Kant
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Lifecycle is one of the most fundamental aspects of the Jetpack family. Lifecycle makes it much easier and more efficient for developers to build business...
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Android Development Challenge: Jetpack Compose helps you take off!
December 12, 2023
by Shannon Ibarra
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Jetpack Compose is a next-generation toolkit for Building native interfaces for Android. It enables you to develop applications quickly and with less code with powerful...
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Give the Jetpack DataStore a big hug
December 12, 2023
by Ms. Holly Steele
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With only a few lines of code above, the use of SP is complete, but there are many pits behind the simple use of SP....
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Jetpack Compose ConstraintLayout, Card, BoxWithConstraints, Spacer,Divider usage
December 12, 2023
by Dishani Sodhi
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This article looks at the uses of BoxWithConstraints, Spacer,Divider, Card, and ConstraintLayout. Spacer is actually very simple, is the role of white space, space. Take...
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4. Jetpack source code analysis — The use and working principle of LiveData
December 12, 2023
by Nichole Pope MD
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1. Background 1. Jetpack source code analysis -- you know what Navigation is? 2. Jetpack source code analysis - Why does Navigation switch Fragment redraw?...
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