We have some hidden ImageView on the screen But to provide a really good UX it seems without custom theming we’ll not be able to achieve what we want. That is clearly not the solution we are looking for.īasic support for Dark Theme with app restart is fine and is better than only providing just light theme. The issue is that it is part of configuration and Android UI Toolkit doesn’t allow to change configuration dynamically and to change theme it is needed to restart all the activities in the app. In Android 9 we have native Dark Theme support. There is a lot of code, so let’s get the idea of the whole algorithm. Thanks to developers of Telegram app for making code open sourced, so we can take a look at how developers implemented this feature in the repository (lines highlighted). Though in this article we’ll try to get some simple solution for dynamic customization. Hopefully with help of Jetpack Compose we’ll get more adequate dynamic theming and implementation of such a feature will be more straightforward. If your app is small, then there is no actual need for investing time into implementing your custom views. To implement such a feature one need to have custom views with custom theming support in the app. And in this article we’ll go into how to implement such functionality in your app.ĭisclaimer: Android UI Toolkit currently is pretty bad, especially in dynamic styling. First app I saw support of this was Telegram:Īfter that in different modifications such feature started to appear in other apps, for example VK. Though another trend which grows today is animated theme changes. More and more apps add support for Dark theme over time allowing users to customize their phones, save battery and provide better accessibility. Change Theme Dynamically with Circular Reveal Animation on Android January 19, 2020ĭark theme on Android is on a hype at the moment.
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