How to customize a theme android studio how to#
How to customize a theme android studio full#

Implementing styles and themes has several benefits. A theme is applied to individual activities or an entire application.The crucial difference is how they’re applied to your project: These properties can be anything from button color to the 'wrap content' attribute or the size of your text. Styles and themes are essentially the same thing: a collection of properties. Finally, I will walk you through the process of creating your own, both from scratch and by using inheritance.

How to customize a theme android studio how to#

Starting with a quick introduction, this tutorial then demonstrates how to work with the styles and themes that are predefined by the Android platform. In this tutorial, I’ll cover everything you need to know to apply these useful concepts to your own project. Return to the Wallpaper & styles screen and make sure that the Wallpaper colors option is selected (B) before trying out the different color scheme buttons (C).Styles and themes are time-saving ways to create a consistent look and feel across your Android application. Once selected, assign the wallpaper to the Home screen. On the wallpaper settings screen click the option to change the wallpaper (marked A in Figure 93-4) and select a wallpaper image containing colors that differ significantly from the colors in your theme. On the device or emulator, launch the Settings app and select Wallpaper & style from the list of options. To test dynamic colors the app will need to be run on a device or emulator running Android 12 or later with the correct Wallpaper settings. Run the app once again to confirm that the Button and Floating Action Button are rendered using the new theme colors. Repeat the above steps to merge the items from the themes.xml file located in the values-night custom theme folder into the themes.xml (night) file.

How to customize a theme android studio full#

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Within the Project tool window, select the res -> values -> colors.xml file, tap the keyboard delete key and click on the OK button in the confirmation dialog to remove it from the project. The first step is to replace the current colors.xml file with the new one generated by the Material Theme Builder. Now that the theme files have been generated, they need to be integrated into the Android Studio project. values-night/themes.xml – The theme for dark mode.values/themes.xml – The theme for the light mode.values/colors.xml – The color definitions.Using the appropriate tool for your operating system, unpack the theme file which should contain the following folders and files in a folder named material-theme: The theme will be saved as a compressed file named material-theme.zip. When prompted, save the file to a suitable location on your computer filesystem. Once the theme is ready, click on the Export button in the top right-hand corner and select the Android Views (XML) option. Review the color scheme in the Your Theme panel and make any necessary color adjustments using the Core Color options until you are happy with the color slots. Open the res -> layout -> content_main.xml file, then select and delete the nav_host_fragment_content_main child of the ConstraintLayout entry in the Component Tree panel as shown in Figure 93-1:.

Since this is only a sample app, we can quickly modify it for our needs as follows: Preparing the Projectįor this example, we will not be using most of the structure provided by the Basic Activity template. Before clicking on the Finish button, change the Minimum API level setting to API 26: Android 8.0 (Oreo) and the Language menu to Kotlin. Select the New Project option from the welcome screen and, within the resulting new project dialog, choose the Basic Activity (Material3) template before clicking on the Next button.Įnter ThemeDemo into the Name field and specify as the package name. The tutorial will also demonstrate how to add support for and test dynamic theme colors to an app. This chapter will show you how to create a new Material Design 3 theme using the Material Theme Builder tool and integrate it into an Android Studio project.