(Also Bad) // We should not do that, and proper naming will help us not to do it. (Bad) // We are using a Style for a Theme. Widgets will be set for a style in an XML.Themes will be set for a theme in an XML.Therefore to not getting confused with our design system, we need a convention to name them.įor Themes and Widget Styles the convention is: 4.1 Note about naming and files: 4.1.1 Naming Stylesīecause there is no XML tag we have to use the tag for themes and styles indistinctly.
ANDROID STUDIO THEMES ANDROID
﹡In Android Studio 4.1, the new project wizard, the theme is already created in the themes.xml file. Use a Base Theme you can see a better approach when having a less simple themes hierarchy. Second, change the name to reflect that it is a theme. I will use ĭon't forget to add the libray :material: in your gradle module file. Now that we have our colors set, let's apply them to our Theme.įirst of all and in Android Studio 4.0.1 (In 4.1 is fixed﹡) the Empty Activity wizard creates this style: # /colorPrimary /colorPrimaryDark /colorAccent įirst, make the parent inherit from a Material Design theme. You can read more about common theme attributes in the Google Developers Blog Post from Nick Butcher Common Theme Attributes 4. If you change one of them you should verify that everything keeps looking good between each other. There is an intrinsic relation between primary, variant and on. Like if a dark-colored button has a dark-colored text. This is very helpful because we have now one place where we define our colors and also how the foreground of that color is, so we can be confident that there won't be visibility problems. The rest of the attributes will, most of the time, do the job.Īs you can see the color attributes are divided into some colors like colorPrimary, and in how should the foreground of that color be, like colorOnPrimary.
Start changing only the Primary and Secondary and their cousins ( variant and on). When creating your Theme you don't need to change all of them. Here we can see the 12 most important color attributes that the Material Design Library offers us. You can learn about theme attributes in my previous post in the section Theme attributes in less than 100 words. ﹡In Android Studio 4.1, the new project wizard creates the colors with literal names. Now that we have our colors we have to set them in our theme attributes. To help you with color naming you can use the Material colors style, use a tool like name-that-color or, a Plugin like this one. #6200EE #3700B3 #03DAC5 Īs it is recommended the colors should have literal names (describe the value not how it's used). As far as in Android Studio 4.0.1 (In 4.1 is fixed﹡) if you create a new project with the empty activity wizard, the colors file looks like this. Color namingįirst of all, we have to select our colors. Some of the information here presented might be slightly different in new Material Design versions. Material Design Documentation is being updated constantly.
ANDROID STUDIO THEMES HOW TO
Color theme attributes and how to apply them in our theme. Then we will see the most important theme attribute for color 3.
We will see first how to properly name colors in 2.In this article, I will follow a similar structure, but now I will explain a much noticeable aspect of our apps: Colors. I used typography as a guide to explain the main concepts related to the Android Application Theming, the Android solution to have a Style System. In that article I explained why having a Style System help us to have a cohesive and easy to develop UI in our apps. This is a continuation of the Article Android Design System and Theming: Typography.
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