Tag Archives: activity

How to split a String in ANDROID?

By | May 5, 2011

Hi all….. Splitting a string in android is really easy.checkout the following snippet. Check the Logcat for output. Note: Make sure to put the escape character before the delimiter for splitting,otherwise the output may be each character.

Email validation in ANDROID.

By | May 1, 2011

This is a simple example showing email validation in ANDROID. This example uses regex for email validation. Create a button and an edittext in your main.xml file and try this code. Check this link to find how you can send email from android programatically. Please leave your valuable comments……

Customizing your button or TextView or another view in ANDROID.

By | April 30, 2011

Beautifying our applications is one of the main features of your application’s success. In ANDROID there are many possible ways to do this. For eg. We need to have different colors for our buttons, However we can give backgrounds for buttons and all. But we can do many by using our custom xml files, like… Read More »

Android frame Animation

By | April 23, 2011

A series of frames is drawn one after the other at regular intervals. For this create a xml which contains ImageView for showing the animation The main java file is Next the main part, an xml which holds each image and duration in which each image shows. The xml should be placed inside drawable folder… Read More »

Android dialog with ListView

By | April 21, 2011

For implementing a ListView, we first create a xml which contains a ListView named list.xml Next we create a Dialog Object and inflate the above xml and when the listItem is clicked then a Alert Dialog windows comes The java file is listed below The alert window look like this When the Item is selected… Read More »

How to check SDCard free space in ANDROID?

By | April 19, 2011

This is a simple example that shows how many bytes are free in your SDCard. Inorder to run this example, you have to create an SDCard and start the emulator with the SDCard. Now create a fresh project and name it “FreeSpaceActivity.java” and copy the following code to it. The main.xml file AndroidManifest file Please… Read More »

Text to speech in ANDROID, A Simple Example.

By | April 9, 2011

Hello everyone…….. In this simple example I will show you how to use Text To Speech in ANDROID. This is one of the unique features in ANDROID. Unlike iPhone , ANDROID has a built in TTS Library which supports many languages. But iPhone doesn’t have this feature. They have to depend on third-party software for… Read More »

Using Gestures in ANDROID,A Simple example.

By | March 29, 2011

This is a really simple example illustrating gestures in ANDROID. You Know that everything you do with your hand inside the phone is a gesture like SingleTap, doubleTap etc. Here is a quick illustration of this. For this the activity must implement OnGestureListener. The GestureDetector detects the gestures. Let’s look at the example. The layout… Read More »

How to open browser in an ANDROID application? How to open a URL from an ANDROID application?

By | March 28, 2011

Hi all,In this tutorial I will show you how to open browser from an ANDROID application. This is done through intents. You know that intents are used to invoke other activities. So we here invoke the browser activity. The following code will open the default browser in your ANDROID phone. This is the manifest file… Read More »

Android listView with icons

By | March 25, 2011

In this post, we will have a list whose rows are made up of image, Here we just supply data to the adapter and helping the adapter to create a View objects for each row The output will be For this first create a xml file to hold the listview The next objective is to… Read More »

Play Video using VideoView in ANDROID.

By | September 19, 2010

Playing a video file is simple in android. This post will help you. Put your video in res/raw folder. If no raw folder present then create a new folder inside res. The main. xml file. Please leave your comments if this post was useful.