referred from google's design suggestions.

1. Android design elements
易舒华
Eashwar Raghunathan
www.eashwar.in

2. Action bar
1. App icon
2. View control
3. Action buttons
4. Action overflow

3. fixed tab
Hollow Dark & Light
1. Main action bar
2. Top bar( called fixed tab in pic)
3. Bottom bar

4. Scrollable Action bar tab

5. Contextual Action bar
Bottom bar

6. Quick actions

7. Buttons

8. Group button

9. Select, copy and past

10. Drop down menu list

11. Dialog

12. Toast

13. Scroll bars

14. Spinner dropdown menu

15. Switches

16. Radio, check, and star buttons

17. Progress and scrubber bar

18. Tabs, horizontal slice

19. Text field, with incorrect notification

20. Single line element

21. States of element

22. Different elements in a list

23. Accordion in Android

24. 谢谢
Thank you
Usability and Design Lab, Beijing
We know user better…
易舒华
Eashwar Raghunathan
www.eashwar.in