Android Components

Hai friends now we are going to discuss about List of Android Components.

1. Activity
2. Views & View Groups
3. Intents
4. Services
5. Content Provider
6. Broadcast Receiver
7. Widgets (Home Screen)
8. Others

Activity :

• Its Presentation Layer
• Its Simply defined as front Screen.
• It Can Display Dialog
• it may have several Activities.

Views & View Groups :

• Views are User interface Widgets
• Base Class android.View.view.views

View Group:

• Its used to arrange Views.
• Its Layout Manager

Intent:

• Its used to get Some functionality from other applications
• Application has to register them self intents via IntentFilter

Services:

• Its Perform background task without provide user interface

Content Provider:

• Its Structure Interface to application data.
• The user can share data with other applications.
• SQLite database uses Content Provider.

Broadcast Receiver:

• Its used to receive System messages & Intents

Widgets:

• Widgets are Interactive components.
• Its display some data the user perform some task via that. for example Email Reading

Others:

 Live Folder and Live Wall Papers.

     

 Thanks for Visiting...
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Regards with

R. Partha Sarathy