In this article, we will create an Android application which will parse JSON data stored a local String variable and load to a ListView widget. The parsing process will be done in a non-ui thread using AsyncTask, one of the simplest method provided by Android to create multiple threads in an application. This application...
According to Android documentation, XmlPullParser is the efficient and maintainable way to parse XML in Android. In this article, we will parse xml data using XmlPullParser and load that data into a listview. Since xml parsing is a complex and time consuming ( depends on the xml data ) process, we are doing it...
In this article we will create an Android application to display the thumbnails of SDCard images in a listview. The details of the images such as title, size, width and height are also be displayed in the listview. The thumbnails of the images can be retrieved using the content provider android.provider.MediaStore.Images.Thumbnails. The details of...
In the article titled “Event Listener for Checkboxes in ListView“, we have seen how to add checkboxes to a listview for selecting multiple items at a time. In this article we will see how to add ToggleButtons to listview for enabling multi selection mode in the listview. We will make use custom layout for...
In this article, we will create a contact manager application which facilitates to add, update, delete and list contacts with their name and phone number. We will make use content providers to access SQLite database in the application. Also the contacts in the listview is populated asynchronously using loaders. This application is developed in...
In this article we will see how to navigate between tabs in action bar by simply swiping the tab content horizontally. For this we will make use the concepts used in the articles “Adding Navigation tabs containing listview to Action Bar in Pre Honeycomb versions using Sherlock library” and “Implementing Horizontal View Swiping Using...
In this article, we will develop an Android application containing navigation tabs. There are many ways by which we can add navigation tabs to an application. Beginning with Android 3.0, the standard way to create navigation tab is using action bar. Please read the article titled ” Adding Navigation Tabs containing listview to Action...
In the article titled “Adding Navigation Tabs containing listview to Action Bar in Android“, we added navigational tabs to action bar. Action bar is introduced with Android 3.0 ( Honeycomb ) and is not supported in its previous versions. In order to create action bar in pre Honeycomb versions, we could use Sherlock library...
We know the very famous quote “Do not reinvent the wheel”. This is really apt for Android applications. Because Android facilitates an application to integrate existing activities available in the system effortlessly. There are numerous methods to integrate system activities to an application. One method is to dynamically add required activities to the application’s...
The contextual menu bar (contextual action mode) is introduced in Android 3.0 ( HoneyComb ). A contextual menu bar is a horizontal bar displayed at the top of an activity and can contain various menu item actions. In the article titled “Creating a contextual menu bar ( contextual action mode ) for a single...