Exactly how to set up the Android SDK
Under the SDK Tools tab, you’ll discover a checklist of the other aspects that make up the SDK, every one of which you can install individually. Those with a blue box with a dashboard via are ready for updating. The most crucial things below are the Android SDK Build-Tools, the Android SDK Platform-Tools as well as the Android SDK Equipments. You might additionally want the Android Emulator and also system images if you plan on running as well as examining your apps on your PC.
How to set up the Android SDK
While this might all sound rather complicated, there is great news.You in fact do not need to fret about the Android SDK a lot whatsoever any longer. For the most part it will be managed in the background for you.
( Some IDEs will certainly offer you the alternative to download Android Workshop instantly when you experience the set-up procedure.).
To install the JDK, simply head over to this page over at Oracle.com and also download the current variation (10 at the time of composing). As soon as that’s done, click on the.exe data and afterwards follow the actions by clicking Next.
New versions of Android ought to be in reverse suitable, so unless you are a pro developer seeking to utilize a reducing side feature, you’re possibly fine to neglect this tab once you’ve gone through the first installment. It will certainly make Android advancement less complicated for newbies.
Setting Up the Android SDK by itself.
You may be asking yourself whether you can download and install and install the Android SDK on its own– and if you would certainly ever need to.
Mounting Android Studio is just as basic– we have a guide on exactly how to mount it here. Inevitably, it is again just a matter of downloading and install the installer and also complying with the steps as motivated. At one factor you’ll be given the alternative to choose a course for the SDK to be installed; take down this– it might can be found in useful later on.
The SDK platforms are the Android systems you can develop for. You require at the very least one to create a working app. If you select the most up to date variation, you’ll be able to support all the most recent functions of Android.
Mounting all of these additional documents will certainly occupy a great deal of area on your computer. If you’re really keen to keep things to a minimum, you can constantly download and install the “command line devices just” option. You’ll discover this by scrolling down the page where you located Android Studio and downloading and install the zip file for your specific os. You’ll locate instructions on just how to utilize this below.
Android Workshop will allow you know if any type of required updates are called for, so you can mainly neglect all about the SDK supervisor (also, Android Studio itself will motivate you when it awaits an update). Now you understand how to start sustaining the most current versions of Android, as soon as you finish from novice to status that is.
In the meanwhile you can mostly forget all about the SDK supervisor if you’re a novice.
If you want to make it as simple as feasible to begin Android development as a beginner, I advise you still set up Android Workshop together with the SDK as before (you’ll still need the JDK too). When you go through this procedure, just take down the course where the SDK is installed. Normally, you will require to inform various other IDEs where the SDK is found on your computer system. Locate this option in the setups (Google is your friend if you’re not sure where that is) and after that duplicate paste. Mounting the Android SDK this way is much easier for newbies, and also it also indicates you’ll have Android Workshop available must you ever before intend to attempt typical Android advancement.
Upgrading the SDK.
When you set up Android Workshop, you’ll immediately get the latest version of the Android SDK. The SDK is continuously being upgraded with new features and also security updates. It’s your task to guarantee you equal these modifications, so you can support the most recent variations.
Establishing Android growth for newbies has actually become a relatively streamlined procedure. It includes a couple of instead big files– so be planned for that and also some extensive download times.
The JDK is what enables your computer to recognize and run Java. Android Studio is the program where you’ll enter Java code as well as is what will let you run, debug, compile, as well as export your finished jobs. This is called an Integrated Growth Atmosphere (IDE).
The SDK is currently included with Android Studio. Android development for beginners is getting much easier and less complicated as well as this fairly recent modification indicates you currently just require to undergo 2 setups to get your growth setting up and also running: the Java Advancement Kit (JDK) as well as Android Workshop.
The one use-case where this is practical is if you ever before discover on your own needing to use a different IDE, such as Unity. Unity is a video game engine as well as “game maker” that can be utilized to produce Android video games. You’ll utilize a totally various user interface and also even a various programming language (C#), yet you’ll still need a copy of the Android SDK for that program to be assembled right into an APK prepared to operate on Android. The same goes with Android growth utilizing other devices like Xamarin.
That’s all there is to downloading and mounting the Android SDK! This is just one of the first as well as most important steps when it pertains to Android advancement for novices, so well done!
To assist you do this, Android Workshop provides something called an SDK manager. This is a program particularly for downloading and install components of your SDK. Open up the manager by heading to Equipment > SDK Manager. You’ll be welcomed with a checklist of files under the tabs SDK Platforms and SDK Tools.
The Android Software Program Advancement Kit (SDK) is an essential component of Android growth for newbies to come to holds with. It’s a choice of documents packed with each other that you will certainly require to begin producing Android apps. It consists of tools like the virtual gadget supervisor (emulator) as well as ADB bridge, along with a library of extra code for making Java programs collaborate with the Android platform. For a lot more on what you get with the Android SDK, check out the Android SDK tutorial for beginners.
1 How do you start programming in Android ?
2 Creating an Android project
3 Run your application
4 Applications Android open source
How to start programming in Android ?
To begin programming in Android is important to have knowledge of Java and Object Oriented Programming . If you do not know but you know Java program to recognize Java as a simple and easy language to learn .
Java also uses XML for the visual part , other descriptive language very easy to use and brings simplicity to the programming on Android.
It can be set to any Windows , MAC or Linux platform. To do this, download the Android SDK , which consists of all Java libraries that use Android, the emulator to test applications that perform and many applications that are already developed by Google and will surely implement mobile phones that go with Android .
Creating an Android project
After installing the ADT plugin , described in Download the Android SDK , we can create a new Android project or through an existing code . To create a new project:
New > Project.”>- Choose File > New > Project .
Android Project click on Next.”>- Select Android > Android Project and click Next.
– Select the contents for the project:
Enter Project Name. This will be the name of the folder where your project will be created .
In Contents , select Create new project in workspace , then sailing the workspace ( folder where all your apps are ) project.
At Target, select an Android target to be used in your project. The Build Target specifies which platforms you want your application to use.
Note: You can change the Build Target for your project at anytime : With right click on the project in the Package Explorer , select Properties, then choose Android and then you want the Target Project .
In Properties , fill in all required fields :
– Enter Application name . This is a human -readable title for your application to – is the name that will appear on your Android device.
– Enter name.Este Package is the package name (or namespace ) where will all the source code.
– Choose Create Activity and enter a name for your main Activity class ( main) .
– Enter Min SDK Version . This is an integer indicating the minimum API level ( Level API ) that requires your application to run properly. Go to archive Manifiesto.”>Submitting this automatically updates the minSdkVersion attribute in the element <uses-sdk> your Manifest file.
– Click Finish.
Once you completed the steps to create a project, the ADT creates the following folders and files in your new project:
Includes all Java files in your application, such as Activities, Services, etc. .
/ (e.g., Android 1.1/)”><Android Version> / (e.g. , Android 1.1 / )
Includes android.jar file. This is determined by the build target ( platform) that you selected in the previous steps .
This contains the Java files generated by ADT , as the R.java and interfaces created from AIDL files.
This is empty . You can use it to store raw asset files .
A folder for your application resources ( resources ), such as drawing files , display files (layout ) , string values, etc. .
The Manifesto of Android (Android Manifest) for your project.
This file contains project settings , such as the build target ( your platform ) .
Note: Any questions join the forum and consultation.
Running your application
Note: Before you can run your application on the Android Emulator , you must create an Android Virtual Device ( AVD )
explained in Download the Android SDK.
Run (or Run > Debug) desde el menu principal del Eclipse.”>To run (or do debugging on ) your application, select Run> Run ( or Run> Debug) from the main menu of Eclipse.
The ADT plugin automatically create a link (launch ) by default for the project.
When you have already chosen whether to run or debug your application, Eclipse will:
1. Compile the project (if there is any change ) .
2. Create a binding configuration by default ( if this does not yet exist for the project ) .
3. Install and start the application on an emulator or device.
If your chosen debug , the application will start in Debug mode , showing “Waiting For Debugger ” dialog
Once the debugger is initiated the Eclipse Debug perspective opens .
Note: Any questions join the forum and consultation.
Android Applications with Open Source
The best way to start as Android developer is looking to open source applications or examples.
Here are several online sites where you can see:
No.1 : Android SDK Samples: The best way to learn how things are done is some examples of code
Via : http://developer.android.com/resources/samples/index.html
For Android developers get started faster , Android SDK includes a variety of example code and tutorials that illustrate key concepts and techniques in developing Android applications. The following list provides a summary of the applications that are available with the Android SDK:
1. API Demos
A variety of small applications where the performance of various components of the framework is shown .
2. Bluetooth Chat
To send text messages bidirectionally via Bluetooth.
It shows how to bind an activity chosen from a contact. This example also uses reflection to ensure they are using the correct version of the API of contacts depending on which API level the application is running .
4. Contact Manager
Shows how to contact the producer of the system using the API ContactsContract contacts , as well as insert contacts into a specified account.
An application to replace the main screen.
A game that shows technology SONiVOX JET interactive music with JetPlayer .
7. Live Wallpaper
Shows how to create a wallpaper and incorporate it into an application so that users can then install it on their devices.
8. Lunar Lander
The classic game Lunar Lander .
9. Multiple Resolutions
Shows how to use the res directory to provide different sources for this according to the settings screen .
An application that saves notes . Similar to Notepad .
It shows how an application can communicate with a cloud-based service and synchronize your data with data stored locally on a content provider . The example uses two related parts of the Android framework – the account manager and the synchronization manager ( through a sync adapter).
12. Searchable Dictionary
Displays the Android search framework , including how to provide search suggestions for Quick Search Box .
13 . Snake
An implementation of the classic game “Snake . ”
14 . Soft Keyboard
A writing sample with an onscreen keyboard .
15 . Wiktionary
An example of creating interactive widgets to display on the main screen of Android.
16 . Wiktionary (Simplified )
A simple example of widgets for your Android home screen .
No.2 : Apps for Android: Example Applications for the Android platform
Via : http://code.google.com/p/apps-for-android/
A collection of useful open source application that demonstrates the features of the Android platform :
1. Amazed : A very active game balls to guide that uses the accelerometer.
2. AndroidGlobalTime : A complete representation of the earth that can be rotated to taste.
3. Anycut : A utility that allows you to create shortcuts on the main screen of virtually anything .
4. Clickin2DaBeat : A game that combines rhythmic YouTube or logic games.
5. DivideAndConquer : A game that should be isolated cellphone balls creating walls around.
6. LOLcat Builder :
7. Panoramio: An application showing points of interest and photos of nearby locations.
8. Photostream : An application that allows you to view games online photo services such as Flickr.
9. Radar: A view of a radar location relative to the style used by Panoramio and others.
10. RingsExtended : An application that allows improved control over ringtones.
11. Samples: several examples showing the features of Android ( including OpenGL ES) platform.
12. SpriteMethodTest : An application that compares the speed of several methods for 2D drawing.
13 . Translate: Translates more than 150 languages with the Google translation service .
15 . WikiNotes : A notebook based on wiki that uses intents to browse the contents of the notes.
No.3 : Tomdroid : Implementation of Tomboy on Android
Via : https://launchpad.net/tomdroid
An attempt to produce a Tomboy client for Google Android platform :
For those who did not know it Tomboy is the best app for taking notes using a wiki interface friendly style. The objective is Tomdroid bring the same benefits to the Android platform as well keep the file format compatibility and the ability to sync notes with Tomboy . Of course, another challenge for the project is also to make this cute user interface is well suited to mobile screen .
No.4 : Shelves : Shelves is an application for Android librarianship administration staff .
Via : http://code.google.com/p/shelves/
Shelves easily manage a book collection from your phone. With Shelves , you can add a book by scanning their barcodes , using Web searches or entering information manually. Shelves help you find books in your collection through several searches including scanning the barcode of a book.
No.5 : Android Projects on Google Code
Via : http://code.google.com/hosting/search?q=android&projectsearch=Search+projects
If you want Android Projects on Google Code , you will find a number of open source android apps where you can choose the one you like .