Inatant Android Fragmentation Management How-to by Gianluca Pacchiella

By Gianluca Pacchiella

A whole hands-on advisor to fixing the most important challenge dealing with Android software builders today
Overview
Learn anything new instantly! a quick, quick, concentrated advisor providing rapid results.
Learn easy methods to write apps that paintings on any Android version.
Ready to exploit code to resolve any compatibility issue.
Get hands-on with the most important factor that faces Android developers
In Detail
There are presently 7 diversified types of working structures for Android. A transforming into factor is fragmentation. With the variety of Android clients and the range of types on hand, Android fragmentation is a giant challenge. This little publication is the solution.
Instant Android Fragmentation administration How-to is a step by step consultant to writing functions which may run on all units ranging from Android 1.6. With easy ideas for complicated difficulties, this publication will stroll you thru the largest concerns dealing with Android builders today.
This publication will take you thru the most recent good points within the most recent model of Android, and exhibits you the way to make use of them within the older types utilizing the compatibility library. This functional consultant lets you specialize in growing the easiest software attainable with out caring approximately compatibility.
All the heavy lifting is completed for you. utilizing person interface, adapting your program will paintings completely on any Android working process. Asynchronous info administration also will enable your functions to run easily on any device.
Everything you want to run your app on any model of Android is correct here.
What you'll study from this book
Make purposes that realize what model they're operating on
Create model particular subject matters to your purposes that glance local on any device
Build purposes that paintings easily on any Android version
Use center periods for thread management
Import exterior libraries utilizing Eclipse to make constructing functions more uncomplicated

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Extra resources for Inatant Android Fragmentation Management How-to

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If you are wondering why you would want to use a Fragment with no UI, keep in mind that in this way Fragments are not destroyed when the UI is recreated (such as during orientation changes). xml, which expresses the application's compatibility with one or more versions of the Android platform. As the meaning of minSdkVersion is rather obvious, let me quote an excerpt from the documentation of targetSdkVersion: This attribute informs the system that you have tested against the target version and the system should not enable any compatibility behaviors to maintain your app's forward-compatibility with the target version.

Open the project where you want to use the library (otherwise create a new one). 3. Tell Eclipse to use the ActionBarSherlock library by selecting the project from the Package explorer and then selecting Project | Property from the main menu. A dialog will show up. Now add the library from the Android section: 41 Instant Android Fragmentation Management How-to 4. MenuInflater; 5. Implement the Activity class where the ActionBar will be used, extending SherlockFragmentActivity: public class ActionBarActivity extends SherlockFragmentActivity { … } 6.

Now, let's see how to add a contextual action bar with two action items to your application: 1. ActionMode; 2. context_menu, menu); return true; } // Called each time the action mode is shown. Always called after onCreateActionMode, but // may be called multiple times if the mode is invalidated. finish(); // Action picked, so close the CAB return true; default: return false; } } // Called when the user exits the action mode @Override public void onDestroyActionMode(ActionMode mode) { } }; 3. setSelected(true); } }); 4.

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