Building Blocks Of Android : Latest Technology For Mobile | HI ...

Posted by on September 26th, 2011

Android Mobile Platform

The entire application advancement in this mobile platform revolves close to these four creating blocks. If you want to master this mobile platform, you have to be quite clear about these 4 things. What is the notion behind these creating blocks, what they do and how do they fit and work with each other in an application created on this mobile platform.

Activity is very first and foremost of all the aforesaid four elements in the Android mobile platform. Simply put, Activity represents a screen which can be used to carry out an activity. For instance, suppose you want to play a song on your mobile gadget. What do you do? 1st you go to a screen that lists the songs from which you can decide on the song. Second there will be anew display which consists of an UI for playing songs. So there are two Activities.

Intent is how you tell the application what to do. Like view, choose, cancel and so forth. Intent receiver is the element via which an mobile application created on Android mobile platform reacts to the outer stimulus like call getting, message receiving. Service is generally a process which may run in back ground and require no UI. For instance 1 you start the music player, you do not demand its interface. The music merely runs in back ground and you surf the net.

Content Provider is responsible for the material that appears in your application even though executing like information from a database or other info from net. Hence you see, Android mobile platform is really simple and really straightforward in structure.

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