FRAGMENTS represents a portion of the user interface

FRAGMENTS represents a portion of the user interface

1. HAS OWN LIFECYCLE

2. MODULAR SECTIONS

3. SUB ACTIVITIES

4. CAN BE RESUSED ON SCREENS

5. DESIGN AS MODULAR AND RE-USABLE ACTIVITIES CAN BE USED IN MULTIPLE ACTIVITIES

6. ACTIVITY STATE: onCreate(); onStart(); onResume(); onPause(); onStop(); onDestroy();

7. FRAGMENT CALLBACKS: onAttach(); onCreate(); onCreateview(); onActivitycreated(); onStart(); onResume(); onPause(); onStop(); onDestroyview(); onDestroy(); onDetach()

8. EXAMPLE: FILE - NEW - FRAGMENT CANNOT BE FREESTANDING MUST BE ADDED TO ACTIVITY. * DECLARE THE FRAGMENT INSIDE THE ACTIVITY LAYOUT FILE OR * ADD FRAGMENT TO CODE

9. ADDED BY CODE VIA FRAGMENT TRANSACTION

10. DYNAMICALLY ADDED VIA FrameLayout

11. LIST FRAGMENT IF CLICKED A NEW ACTIVITY IS LAUNCHED TO DISPLAY THE ITEM

12. MainActivity implements DescriptionListener