Android Weekly - Android Weekly #556 🤖

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556

February 5th, 2023

Articles & Tutorials

Introduction to the Kotlin Playground

Iván Garza Bermea examines the lesser-known Kotlin Playground, a great option to try out code on the fly.

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Migrating from TextureView to SurfaceView - Part #2

Part 2 of Mozart Louis's technical guide on how to migrate away from TextureView to the much preferred SurfaceView focused on Color Washout with HDR tone-mapping.

Fundamentals of Compose layouts and modifiers

Simona Stojanovic explains the fundamentals of layouts and modifiers.

Leveraging the Snapshot Mutation Policies of Jetpack Compose

Shreyas Patil shows how we can specify policies by which we can tell compose when exactly to recompose and it's a Snapshot Mutation Policy in compose.

callbackFlow - Callback to Flow API in Kotlin

Amit Shekhar shows how to convert any Callback to Flow API in Kotlin using callbackFlow.

Composing the desktop

Thomas Künneth describes how the relatively new Compose for Desktop can be used to build desktop apps.

How to create a parameterized base test class in Kotlin

In some situations you need a base test class in your parameterized Junit 4 tests, so Marco Gomiero shows how to implement them.

Using Java Reflection with Kotlin Companion Objects

Java doesn’t really know what a Kotlin companion object is, so Sam Edwards shares some tips and tricks.

How to build a custom login button with Firebase Auth

Alex Styl showcases how to create your own login button to sign in with Facebook using Jetpack Compose and Firebase Authentication.

Building a Language Learning App with Compose – Part 2

Victor Brandalise is building a language learning app, and shares his learnings along the way in this second part of a series.

You don't need a custom share sheet for that!

Marcin Koziński shows how native share sheets have come a long way on Android and there's really no excuse for implementing custom share sheets anymore

Improving the Compose DropdownMenu

Peter Törnhult discovered that Compose's DropdownMenu can be slow in certain situations, and provides a faster alternative.

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Design

How Ravn solves design-developer handoff with Relay

Louise Macfadyen examines one team’s approach to sharing design intent using Google’s new design-to-code tool.

Material Design Components for Android 1.8.0

James Williams covers new ways to navigate in and interact with your applications.

The ultimate guide to proper use of animation in UX

Taras Skytskyi collected all the main principles & rules for UI animation in one place, so that others who want to start animating interfaces don’t have to search for additional information.

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News

Kotlin 1.8.0 Is Here, Roadmap for 2023, KotlinDL on Android, and More!

Here are the biggest highlights of the Kotlin 1.8.0 release

We Are Improving Library Authors’ Experience!

Denis Ambatenne describes JetBrains' plans to improve library authors’ experience and what’s already been done, particularly the Dokka documentation update.

Videos & Podcasts

How to handle Backpressure aka BufferOverflows

In this video, Lukas Lechner teaches how to deal with Backpressure / BufferOverflows by applying the various onBufferOverflow strategies.

Android list all libraries in app

In this episode, Ivan Morgillo and Sebastiano Poggi found an unconventional way to list all the libraries they use in the app, reading them from Gradle and showing them in a LazyColumn.

Fundamentals of Compose Layouts and Modifiers

In this video of Compose Layouts and Modifiers, Simona will talk about the fundamentals - how Layouts and Modifiers work together, what out-of-the-box APIs are offered, and how to style your UI.

Dynamic Theme Date Picker With Jetpack Compose

In this episode of the TOA live stream series, Adam McNeilly implements a date picker using Material 3 Dynamic Theming.

Introduction to Compose Layouts and Modifiers

This MAD Skills video covers Compose Layouts - components that lay out UI elements and Modifiers - which change the appearance and behavior of composables.

Specials