Using Constraint Layouts in Android Studio

Table of contents

1. 1.  
   1. Introducing the constraint layout
      1. You design constraint layouts VISUALLY
      2. Create a new project
   2. Make sure your project includes the Constraint Layout Library
   3. Add the String resources to strings.xml
      1. Change activity_main.xml to use a constraint layout
   4. Using the blueprint tool
   5. Position views using constraints
      1. We’ll add a horizontal constraint to the button
   6. Add a vertical constraint
      1. Changing the view’s margins
   7. Changes to the blueprint are reflected in the XML
   8. How to center views
   9. Adjust a view’s position by updating its bias
   10. How to change a view’s size
       1. 1. Make the view a fixed size
       2. 2. Make it just big enough
       3. 3. Match the view’s constraints
       4. 4. Specify the width:height ratio
   11. How to align views
   12. Let’s build a real layout
   13. First, add the top line of views
       1. Get the design editor to infer the constraints
   14. The Infer Constraints feature guesses which constraints to add
   15. Add the next line to the blueprint...
       1. ... and then add the button
   16. Finally, add a view for the message
   17. Test drive the app
   18. Want to learn more?
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