Android 13: Implementing Themed Icons into your App

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Screenshot of an instance of thematic icons

Because the introduction of Android 12 (SDK 31) final fall, some Android gadgets have been blessed with a brand new initiative at Google referred to as Materials You.. With Materials You, Google launched a brand new means of approaching the overall paradigm of design and really feel for Android gadgets, with the purpose of accelerating the pliability and customization that particular person Customers can have on their telephones.

A technique that Android makes an attempt to realize this purpose is with the introduction of the theme icons function in Android 13. This function offers customers the power to tint all supported app icons to the identical colour palette, in an try to unify the general theme of the cell phone and its expertise.

Picture from the Android Builders web site

On this article, I’ll information you on how one can implement the brand new theme icons in your app, with the intention of adapting the icon of your software to this new initiative and becoming a member of the pattern that Materials You is setting all through the Google ecosystem and Android gadgets.

Step one in implementing the themed icons function is to guarantee that your app is already utilizing an adaptive icon as its major icon useful resource.

In case your app already has an Adaptive Icon applied, be happy to scroll all the way down to the subsequent part.

If not, no downside! Creating an adaptive icon might be achieved in a number of steps.

Create an adaptive icon

You can begin this course of by going to File > New > Picture Asset inside Android Studio, after which discover the choice Launcher Icons (Adaptive and Legacy) within the high dropdown menu to get began.

From right here, you may merely import your normal app icon and check out the editor. Be sure you test Google’s official necessities for adaptive icons to take full benefit of this new function.

As soon as the adaptive icon is created, in addition to all the brand new useful resource recordsdata, go to your challenge folder. Manifest.xml and add this new XML file because the icon attribute of your <software> .

Instance of the icon attribute within the Manifest.xml

In case you run your app at this level, it is best to see no seen adjustments to your app icon, apart from any quirks and changes you might have made to your app icon within the course of of making Adaptive Icon.

what in regards to the roundIcon?

If you have already got an Adaptive Icon, be happy to omit and even take away the roundIcon attribute of the Manifest.

the roundIcon attribute of the Manifest it was launched earlier than the discharge of Android O which noticed the beginning of Adaptive Icons within the Android ecosystem. In accordance with Google, the one cause to make use of a roundIcon whereas having an Adaptive Icon is provided that you want a distinct icon asset for round skins. An instance of this case can be each time your icon is predicated on or consists of a round form.

Instance of the roundIcon attribute within the Manifest.xml

If the above case would not apply to your challenge, be happy to omit and even take away the roundIcon attribute of the Manifest whether it is already The Adaptive Icon implementation ought to maintain offering the suitable icon asset to gadgets that require a spherical icon as a part of their native OEM implementation.

At this level your app ought to have an Adaptive Icon as the primary icon useful resource getting used, and never as outdated and common icon. Nonetheless, it would take a pair extra steps earlier than we will take part within the themed icon initiative straight out of your app.

Creating the required asset

Step one in enabling the themed icons function is to create a monochrome model of your app’s icon and import it into the challenge.

monochrome: containing or utilizing a single colour

In case your icon is one or two colours solely, a black and white model ought to suffice for the monochrome model. Alternatively, in case your icon accommodates a wide range of colours and shades, it is best to contact your designer for concepts or assist with this step!

If you have already got a monochrome icon readily available to make use of as a part of your Adaptive Icon implementation, make sure you skip to the subsequent subsection!

There are a number of concerns to take when creating the monochrome model of your app icon. That’s, and as discovered on this part of the official Android documentation, the next standards should be taken into consideration when creating the monochrome asset:

  • Present a single layer for the icon.
  • All layers ought to be 108x108dp in dimension
  • Icons ought to have clear edges: layers should not have background masks or shadows round icon define
  • The brand should be not less than 48x48dp and should not exceed 72x72dp
  • The outer 18 dp on every of the 4 sides of the layers is reserved for masking and creating visible results.

Including the brand new asset to our code

Now that we have now the monochrome design factor prepared for our Adaptive Icon, we will transfer on to the ultimate step of implementing a themed Icon.

You need to discover the useful resource file. res/mipmap-anydpi-v26/ic_launcher.xml from the Venture view (positioned in res/mipmap/ic_launcher.xml (anydpi-v26) within the Android view) the place we may discover the Adaptive Icon definition in XML.

This XML file ought to have already got <foreground> Y <background> detailed labels for us, which arrange the 2 major layers of your Adaptive Icon. create a brand new <monochrome> tag adjoining to the opposite two tags, and add the brand new drawable monochrome asset on this tag drawable subject, as proven under.

Instance of an adaptive icon XML file.

Run your app and voila! You need to now be capable to get pleasure from your new themed adaptive icon with the identical colour scheme and really feel identical to all different themed icons in your private machine!

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Android 13: Implementing Themed Icons into your App