ScrollingText

Android fundamentals 01.3: Text and scrolling views

What you should already know

You should be able to:

• Create a Hello World app with Android Studio.
• Run an app on an emulator or a device.
• Implement a TextView in a layout for an app.
• Create and use string resources.

What you'll learn

• How to use XML code to add multiple TextView elements.
• How to use XML code to define a scrolling View.
• How to display free-form text with some HTML formatting tags.
• How to style the TextView background color and text color.
• How to include a web link in the text.

What you'll do

• Create the ScrollingText app.
• Change the ConstraintLayout ViewGroup to RelativeLayout.
• Add two TextView elements for the article heading and subheading.
• Use TextAppearance styles and colors for the article heading and subheading.
• Use HTML tags in the text string to control formatting.
• Use the lineSpacingExtra attribute to add line spacing for readability.
• Add a ScrollView to the layout to enable scrolling a TextView element.
• Add the autoLink attribute to enable URLs in the text to be active and clickable.