CriminalIntent
The Implementation of practice project from turial "Android Programming: The Big Nerd Ranch Guide".
Brief Intro
Criminal Intent record the details of "office crimes" - things like leavind dirty dises in the breakroom sink or walking away from an empty shared printer after documents have printed.
Key Features
- UI Fragment and Fragment Manager with fragmentActivity
- User Interface with Layouts and Widgets
- Display Lists with RecyclerView --> Just like the iOS UITableView
- Pass Values via Fragment Arguments
- Show multi Page via ViewPager
- Show Dialogs holding DatePicker
- Custumise the Tool bar
- Save data with SQLite in Android device
Comments
- Fragments
- Always use fragment if possible
- Number of fragments shuold not over 3 in one activity
- Custume View --> sub level plan
- Fragment Arguments Best, not use public instance variable to pass value.
- Fragments Manager
- State chasing
- Fragment ID and Location Spot in the Activity
- Singleton viriable for a Activity?
- Intents
- StartActivityWithResult() -- HasResult()
- Handle the Extra code within the class by using static method.
- Bundle
- Save State of Activity and Fragment
- Support Library
- Add Dependency
- Gradle sync
- Support Library is the King (Always use latest function and size is small)