![]() ![]() CursorLoaders come with their own built-in AsyncTaskLoader which automatically handles the process of moving the load into the background. A more advanced form of cursor is a CursorLoader. In our gallery list fragment: void onCreate(Bundle savedInstanceState) Ĭursor thumbnailsCursor = context.getContentResolver().query( _CONTENT_URI,Īndroid Cursors are the general method used to fetch photo items in the background. For this guide I have written a custom AsyncTaskLoader specifically for loading gallery images via a utility class called PhotoGalleryImageProvider I have also provided.įragments provide a special interface for automatically kick starting and interacting with async task loaders. As a result, we want to make use of an Android construct called an AsyncTaskLoader. Loading our entire image gallery into a list in Android Studio is an intensive task. Note: This example makes use of List Fragments, a topic I cover extensively in my article on list fragments. ![]() This guide will specifically be covering " SimplePhotoGalleryListFragment. Fragments represent multiple screen inside one activity. There can be more than one fragment in an activity. If you haven't already, clone my example project from GitHub. Android Fragment is the part of activity, it is also known as sub-activity. ![]() This is part 2 of my 5 part series on Android Studio camera development using fragments. Android Cursors are the general method used to fetch photo items in the background. Android studio fragment background how to#TL DR - This guide demonstrates how to fetch images from your Android device's photo gallery using Android Studio List Fragments and display their thumbnails in a grid. Rex is an internet of things developer evangelist at Intel’s Mashery. ![]()
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