Introduction to android - SpringPeople
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The document provides an introduction to the Android operating system, highlighting its open-source nature and status as a widely used mobile OS developed by Google. It details popular features, latest versions, and key components such as the Android SDK and content providers. Additionally, it promotes a training program for IT professionals interested in mastering Android development.
Introduction to android - SpringPeople
- 1. © SpringPeople Software Private Limited, All Rights Reserved. Introduction to Android
- 2. © SpringPeople Software Private Limited, All Rights Reserved. What is Android? •Android is a mobile operating system based on Linux Kernel and currently developed and maintained by Google. •It is a open-source. •One of the most widely used Mobile OS these days.
- 3. © SpringPeople Software Private Limited, All Rights Reserved. Popular Versions Of Android
- 4. © SpringPeople Software Private Limited, All Rights Reserved. Latest Version Of Android •Android 5.0 Lollipop. •Launched on Moto X and HTC Nexus 9. •This version is considered to be the biggest update by Android.
- 5. © SpringPeople Software Private Limited, All Rights Reserved. Features And Specifications •Application Framework –It enables reuse and replacement of components. •DalvikVirtual Machine –It is optimized for mobile device. •Integrated Browser –It is based on the open source Web kit engine. •Optimized Graphics •Media Support •GSM Technology •Bluetooth, EDGE, 3G, Wi-Fi •Camera, GPS, Compass etc.
- 6. © SpringPeople Software Private Limited, All Rights Reserved. Architecture Of Android
- 7. © SpringPeople Software Private Limited, All Rights Reserved. Android SDK •Eclipse IDE Plugin –It contains a base workspace and an extensible plug-in system for development. •Profiling Tools –Tools for profiling the performance of your Android application. •ADT –Android Development Tool helps in quickly setup the development projects and in debugging. •Emulator –A virtual mobile device that lets you prototype, develop and test your applications.
- 8. © SpringPeople Software Private Limited, All Rights Reserved. Android Components
- 9. © SpringPeople Software Private Limited, All Rights Reserved. Handling Events •Event Listeners –It is an interface in the Viewclass that contains a single callback method and is called when the View to which the listener has been registered is triggered by user. •Event Handlers –You can define several callback methods used as default event handlers. •Touch Mode –When the user touches the screen, the device will enter touch mode and then only Views for which isFocusableInTouchMode()is true will be focusable. •Handling Focus –The framework will handle routine focus movement in response to user input.
- 10. © SpringPeople Software Private Limited, All Rights Reserved. Content Providers Basics •A content provider manages access to a central repository of data. A provider is part of an Android application, which often provides its own UI for working with the data. •Accessing a provider –An application accesses the data from a content provider with a ContentResolverclient object. •Content URLs –It is a URL that identifies data in a provider. •Retrieving Data-The data from provider is retrieved by requesting the read access permission for the provider and then by defining the code that sends a query to the provider.
- 11. © SpringPeople Software Private Limited, All Rights Reserved. Become Android ExpertIn Just 3 days You are just a click away from the classroom where the best trainers are training the future experts of Android development. More Details
- 12. © SpringPeople Software Private Limited, All Rights Reserved. Suggested Audience I.T professionals who have been working with any object-oriented programming language (JAVA, C++, C, C# etc.). Syllabus
- 13. © SpringPeople Software Private Limited, All Rights Reserved. For further info/assistance contact [email protected] +91 80 656 79700 www.springpeople.com Our Partners