Pro Android Python with SL4A by Paul Ferrill

By Paul Ferrill

Pro Android Python with SL4A via Paul Ferrill
2011 | 296 Pages | ISBN: 1430235691 | MOBI | 6 MB + 6 MB

Pro Android Python with SL4A is for programmers and hobbyists who are looking to write apps for Android units with no need to benefit Java first. Paul Ferrill leads you from fitting the Scripting Layer for Android (SL4A) to writing small scripts, to extra complex and engaging tasks, and at last to importing and packaging your courses to an Android device.

Android runs scripts in lots of scripting languages, yet Python, Lua, and Beanshell are fairly well known. such a lot programmers be aware of multiple programming language, in order that they have the easiest device for no matter what activity they need to complete. professional Android Python with SL4A explores the area of Android scripting through introducing you to an important open-source programming languages which are to be had on Android-based hardware.

Pro Android Python with SL4A starts off through exploring the Android software program improvement package after which exhibits you ways to establish an Eclipse-based Android improvement setting. then you technique the realm of Android programming by utilizing Beanshell, which runs at the Dalvik, and studying how you can write small courses to manage an Android device.

Next, observe how Lua, a light-weight language ideally fitted for scripting on smaller units, can paintings with Android. Lua can be utilized for small yet very important initiatives, like SMS encryption and synchronizing pictures with flickr.

Last, yet by no means least, you will find the area of Python scripting for SL4A, and the ability contained in the complete variety of Python modules which may mix with the Android SDK. You'll discover ways to write small location-aware apps to get you all started, yet through the top of this booklet, you'll end up writing absolutely GUI-fied functions working at the Android desktop!

Pro Android Python with SL4A is rounded out with a bankruptcy on allotting and packaging scripts, a ability that you'll locate very worthwhile as you achieve out to a much wider viewers along with your programs.

What you’ll learn

  • Understand the SL4A
  • Explore the Android software program improvement kit
  • Write scripts to manage an Android phone
  • Write and execute complete Python and applications
  • Learn the best way to write basic apps utilizing Facades
  • Explore the total Android improvement approach, from improvement to packaging
  • Who this ebook is for

    This is a e-book for starting and intermediate Android builders, and a publication for an individual coding in Python, Lua or exploring Beanshell.

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    Extra info for Pro Android Python with SL4A

    Sample text

    Make sure that your device is connected to your computer, launch the iPhone Configuration Utility, and then click the Add button at the top left of the box. Navigate to your Hello World build on your desktop or wherever you saved it and then click Open. 6. When your device is recognized, select your device under the Devices section. You will see a list of applications that are currently installed or yet to be installed. Click on the Install button next to your Hello World app you added to the utility.

    Lua file in this folder as shown in the following screenshot: [ 19 ] Getting Started With Corona SDK 4. On Mac, click on the Open button. lua file and click the Open button. You'll see your new program running in the Corona Simulator: Time for action – modifying our application Before we dive into more complex examples, let's alter some minor things in your program. 1. ", 50, 40, native. systemFont, 36 ) textObject:setTextColor( 124,252,0 ) [ 20 ] Chapter 1 2. Save your file and go back to the Corona Simulator.

    50, 40, native. systemFont, 36 ) textObject:setTextColor( 255,255,255) 2. Next, create a folder on your desktop called Hello World. lua to the location of your project folder. 3. Launch Corona. You will be greeted with the Corona SDK screen. Click on Simulator and navigate to the Hello World folder you just created. lua file in this folder as shown in the following screenshot: [ 19 ] Getting Started With Corona SDK 4. On Mac, click on the Open button. lua file and click the Open button. You'll see your new program running in the Corona Simulator: Time for action – modifying our application Before we dive into more complex examples, let's alter some minor things in your program.

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