Using configuration qualifiers – mini app

Create a new project and call it Configuration Qualifiers and follow the next steps:

1. Right-click on the res folder in the project explorer and navigate to New | Android resource directory. Type layout-land and click on OK.

   Tip

   If you don't see your new directory in the project explorer, you need to change the view of the project explorer through its drop-down selector at the top of the project explorer window. Click on the drop-down selector and choose Project.

2. In the layout_main.xml file, change the text of the default TextView widget from Hello world to Hello portrait!.

3. Right-click on the layout-land folder and navigate to New | Layout resource. Name the file layout_main.xml. Add a single Plain TextView widget and change the text property to Hello landscape!.

4. Run the app and rotate the device between landscape and portrait orientations. Note that the OS automatically uses the appropriate version of layout_main.xml.

If we got a reference to TextView (or...