Transcript
EESTEC Android Workshops
Recap
Android, it’s APP to you!
Basic ConceptsClass - Blueprint, used to create instances of itself
Object / Instance - Instances are class occurrences
Method - Function / Procedure of an object or class
Attribute - Fields with values (objects) in a object
Great Things about Java
Has a garbage collector, simply do not care about memory leakage!
Your program fails, except exceptions!
Is platform-independent, runs in it’s own VM, the JVM
Say hello, to my Green friend
The mystery, explained...Complete software stack
Operating System
Middleware
Key Applications
Open Source Developed by the Open Handset Alliance
Fastest growing market
Platform with the most devices activations
Setup a new project
Activity, get a life!
The lifecycle of an Activity is really important.
Listen to Lifecycle events, in order to save and reproduce
the state of the app
MVCModel
Describes the data used by our application
View
Whatever the user sees, our XML files
Controller
Handles what is shown and user interactions, can be an Activity
The Photoset Model
Title - The title of the photoset
Description - The description of the photoset
ID - The unique identifier of this photoset
Adapters
Match data with views
Used by list views to populate their rows
Making Calls to a Server
Create a client
Create a request
Add parameters
Execute
A task is a must!
Javascript Object Notation
Has small footprint
Can be processed fast
Is object friendly
eestec_android.akalipetis.comOur code for today
One Last ThingWe want to create applications
And we’re going to help you with that!
Thank You!
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