Revolutionizing Android UI: A Seamless Journey from XML to Jetpack Compose

Syed Ovais Akhtar
5 min readDec 3, 2023

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In the ever-evolving landscape of Android app development, user interface (UI) design plays a pivotal role in creating captivating and user-friendly experiences. Over the years, XML-based UI components have been the cornerstone of Android development, offering a declarative approach to defining the visual structure of applications. However, the emergence of Jetpack Compose marks a paradigm shift, introducing a modern and intuitive way to design UIs.

As developers increasingly seek more powerful and flexible tools to meet the demands of modern app design, transitioning from the familiar XML-based layouts to Jetpack Compose becomes an enticing proposition. This article delves into the intricacies of this migration process, exploring the advantages, challenges, and best practices that accompany this transformative shift in Android UI development. Join us on a journey as we uncover the seamless integration of Jetpack Compose and bid farewell to the traditional XML UI components, unlocking a new era of expressive and dynamic user interfaces.

Let’s see some Android UI component migrations.

Lazy Column & Lazy Rows ( Ex- RecyclerView)

Let’s create some Fake data for items

Fake Data Creation

Now let’s move toward the component

Here we created two lists(ex-recycler view) i.e. one horizontal list and one vertical list with a divider.

Now we can see we don’t need an adapter and view holder for the presentation as well and we don’t need to specify a layout manager and item decorations.

Let’s see how it looks

Text Component (ex-TextView)

Let’s create some random strings first.

Now we are creating a text component with max allowed lines 3 and some random text so that we can manage strings.

Let’s see how it looks

TextField(ex-TextInputEditText or EditText)

Creating two text fields for using max composable options for input fields

Let’s see how it looks

Drop Down Menu (ex-Spinner)

Let’s see how we can create a custom drop-down menu

Let’s see the usage

Let’s see how it looks

Card(ex-CardView)

Let’s modify our above lazy colum example and present items as card

Let’s see how our compose list composable and how it looks

Constraint Layout

Jetpack Compose itself doesn’t have a built-in ConstraintLayout like the one available in the traditional XML-based UI development with Android’s View system. However, Android Studio Arctic Fox (2020.3.1) introduced a Compose ConstraintLayout library that brings the power of constraint-based layouts to Jetpack Compose.

Setting up the dependency for constraint layout

Let’s design a sample for the constraint layout

We can see our constraints while designing composable

Let’s see how it looks

Conclusion

In the fast-paced world of Android app development, embracing the transformative power of Jetpack Compose proves to be a game-changer for UI design. As we’ve navigated through the implementation and usage of various Jetpack Compose UI components, it’s evident that this modern toolkit is not merely an evolution but a revolution in how we conceptualize and construct user interfaces.

Jetpack Compose offers a declarative and concise syntax that significantly reduces boilerplate code, making UI development more intuitive and enjoyable. The unidirectional data flow ensures a predictable and efficient rendering process, allowing developers to focus on crafting engaging user experiences rather than wrestling with intricate UI logic.

The flexibility and composability of Jetpack Compose components empower developers to create dynamic and responsive interfaces effortlessly. Whether it’s handling state, managing layouts, or orchestrating complex UI interactions, Jetpack Compose streamlines the development process, fostering code readability and maintainability.

As we bid farewell to the constraints of XML-based UI components, Jetpack Compose introduces a fresh perspective, encouraging experimentation and creativity in UI design. The transition may initially pose challenges, but the benefits in terms of increased productivity, modularization, and adaptability to evolving design trends are well worth the investment.

In conclusion, Jetpack Compose marks a pivotal shift in the Android UI development landscape. Its adoption signifies a commitment to staying at the forefront of technology, providing users with seamless, visually appealing, and responsive experiences. As the Android ecosystem continues to evolve, Jetpack Compose stands as a testament to the ever-growing innovation within the developer community, shaping the future of Android app design. So, let the journey with Jetpack Compose begin, and let your UIs evolve with the elegance and efficiency they deserve.

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Syed Ovais Akhtar
Syed Ovais Akhtar

Written by Syed Ovais Akhtar

Senior Software Engineer - Mobile

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