Introduction to Android UI Components In this post, we will understand the core Android UI components. Before building an Application, we have to know about the core android UI components of the screen which create the User Interface in Android. …
Android Intents and Intent Filters Android intent is an intention to perform an operation. It is an abstract description of an operation to be performed. It can be used with startActivity() to launch an Activity, broadcastIntent() to send it to any …
The fragment is a small part of Activity. Android fragment splits the Activity into Sub Activity called Fragment that fits into an Activity. This feature was first time introduced in Android 3.0 HoneyComb (API level 11). There is no need …
An Android BroadcastReceiver is another component in Android process, along with activities, content provider, and Services. It is a component that can respond to a broadcast message sent by a client. The message itself is an Android broadcast intent. A broadcast …
The Content Provider provides content to the Android application. They are one of the primary building blocks of Android applications. You need to use Content providers only if data needs to be shared between multiple applications. For example, the contacts …
Android Service is a component which doesn’t have any UI and it runs in the background. It can update UI elements (UI elements of the application which is currently using the service). Services allow sharing functionality among applications without creating …
Android Activity is one of the components of Android. It represents a single screen in your application. We can say that it performs actions on the screen. An application can have zero or more activities. Typically, applications have one or more …
Hello World! – First Android App This tutorial will guide you in creating a very simple first Android app. It is very easy to build the Application in Android. We had learned in our old tutorials about the basic concepts. So it’s …
Before building an application in Android, we need to know eclipse android project structure and some basic concepts of project folders which are the key building blocks of an Android application. Let us take an example which contains the project name, …
Android components can be mainly categorized in 4 components. Activity Service Content Provider Broadcast Receiver. We have to understand all the above basic components in order to build an Android application. Some other fundamental components are View, Intent, Fragment, AndroidManifest.xml …
To create an Android application, we have to set up the development environment which will be using Android Developer Studio. It is compatible with following Operating Systems. Windows XP or later version Mac OS X 10.5.8 or later version Linux …
In Android, the software stack or Android architecture is the combination of Linux Kernel, Native Libraries, Android runtime i.e. Dalvik VM, Application Frameworks and Applications. Let us understand the android architecture using the figure below. Linux kernel Linux kernel is responsible …