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Best Gaming Keyboards. Best Drones. Best 4K TVs. Best iPhone 13 Cases. Best Tech Gifts for Kids Aged Awesome PC Accessories. No starter code is provided. Creating the app is a prerequisite. Adding images to the list items So far you have created an adapter ItemAdapter to display affirmation strings in a RecyclerView. Download the images To start, open up the Affirmations app project in Android Studio from the previous codelab.
If you don't have this project, go through the steps in the previous codelab to create that project. Then return here. Next download the image files onto your computer. There should be ten images, one for each affirmation in your app. The files should be named from image1. Once these resources have been added to your app, you will be able to access these images from your code using their resource IDs, such as R.
You may have to rebuild your code for Android Studio to find the image. Now the images are ready to use in the app. Add support for images in the Affirmation class In this step, you'll add a property in the Affirmation data class to hold a value for an image resource ID.
Open the Affirmation. Modify the constructor of the Affirmation class by adding another Int parameter named imageResourceId. Add the StringRes annotation to stringResourceId.
Add the DrawableRes annotation to imageResourceId. Make sure the imports androidx. DrawableRes and androidx.
StringRes are added at the top of your file after the package declaration. DrawableRes import androidx. Open Datasource. You should see an error for each instantiation of Affirmation. For each Affirmation , add the resource ID of an image as an argument, such as R. R import com.
Add a LinearLayout around the existing TextView and set the orientation property to vertical. Move the xmlns schema declaration line from the TextView element to the LinearLayout element to get rid of the error.
Depending on screen size, this value should show a few cards on screen at any given time. Set the scaleType to centerCrop. Set the importantForAccessibility attribute to no since the image is used for decorative purposes. Make the following change. Now set the affirmation item's imageResourceId onto the ImageView of the list item view. Polishing the UI So far you've built a functional app that consists of a list of affirmation strings and images.
Add padding To start with, add some whitespace between the items in the list. In the TextView , set the textAppearance attribute to?
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