Android Recipes: A Problem-Solution Approach for Android 5.0 by Dave Smith

By Dave Smith

Android Recipes, Fourth version offers greater than a hundred down-to-earth code recipes, and courses you step by step via quite a lot of precious themes utilizing entire and real-world operating code examples. This ebook is up to date to incorporate the Android 5.0 SDK, in addition to past releases.

Instead of summary descriptions of complicated suggestions, in Android Recipes, you can find dwell code examples. if you commence a brand new venture you could think of copying and pasting the code and configuration records from this publication after which enhancing them to your personal customization needs.

Crammed with insightful guideline and precious examples, this fourth version of Android Recipes is your advisor to writing apps for one in every of today’s most well-liked cellular structures. It deals pragmatic recommendation that can assist you get the task performed fast and good. this may prevent loads of paintings over making a venture from scratch!

Android remains to be one of many major cellular OS and improvement structures riding trendy cellular options and the apps atmosphere. Android looks complicated, yet bargains a number of equipped improvement kits to these entering Android with differing programming language ability sets.

What you’ll learn

  • Code for Android smartphones and tablets
  • Use exterior libraries to save lots of time and effort
  • Boost app functionality by utilizing the Android NDK and RenderScript
  • Design apps for functionality, responsiveness, and seamlessness
  • Send facts among units and different exterior hardware
  • Persist program info and percentage it among applications
  • Capture and play again numerous gadget media items
  • Communicate with net services
  • Get the main from your person interface

Who this ebook is for

This e-book is a convenient reference for all Android app builders.

Table of Contents

1. Layouts and Views

2. consumer Interaction

3. Communications and Networking

4. Interacting with machine and Media

5. Persisting Data

6. Interacting with the System

7. photographs and Drawing

8. operating with Android NDK and Renderscript

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Extra resources for Android Recipes: A Problem-Solution Approach for Android 5.0

Example text

To modify a fragment transition, use the onCreateAnimation() or onCreateAnimator() API methods.

Com/apk/res/android"> @layout/main_tablet 37 38 CHAPTER 1: Layouts and Views We have defined configuration groups to accommodate three classes of devices: handsets, 7-inch tablet devices, and 10-inch tablet devices. Handset devices will load the default layout when in portrait mode, and the landscape layout when the device is rotated. Because this is the only configuration using these files, they are placed directly into the res/layout and res/layout-land directories, respectively.

GetItem(sectionPosition); } } return null; } } Our SimpleSectionsAdapter returns 2 from getViewTypeCount(), enabling us to support header views and content views separately. We are required to provide a unique type identifier for each view. These values are used by the internal list as indices, so they should always start at zero and increment from there, as you can see with the TYPE_HEADER and TYPE_ITEM constants. We supply the data to this adapter by section, via the addSection() method, which accepts a section title and array of items for that portion.

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