Book Image

Android Studio 3.5 Development Essentials - Java Edition

By : Neil Smyth
Book Image

Android Studio 3.5 Development Essentials - Java Edition

By: Neil Smyth

Overview of this book

Android applications have become an important part of our daily lives and lots of effort goes into developing an Android application. This book will help you to build you own Android applications using Java. Android Studio 3.5 Development Essentials – Java Edition first teaches you to install Android development and test environment on different operating systems. Next, you will create an Android app and a virtual device in Android Studio, and install an Android application on emulator. You will test apps on physical Android devices, then study Android Studio code editor and constraint layout, Android architecture, the anatomy of an Android app, and Android activity state changes. The book then covers advanced topics such as views and widgets implementation, multi-window support integration, and biometric authentication, and finally, you will learn to upload your app to Google Play console and handle the build process with Gradle. By the end of this book, you will have gained enough knowledge to develop powerful Android applications using Java.
Table of Contents (86 chapters)
86
Index

67.1 The Storage Access Framework

From the perspective of the user, the Storage Access Framework provides an intuitive user interface that allows the user to browse, select, delete and create files hosted by storage services (also referred to as document providers) from within Android applications. Using this browsing interface (also referred to as the picker), users can, for example, browse through the files (such as documents, audio, images and videos) hosted by their chosen document providers. Figure 67-1, for example, shows the picker user interface displaying a collection of files hosted by a document provider service:

Figure 67-1

Document providers can range from cloud-based services to local document providers running on the same device as the client application. At the time of writing, the most prominent document providers compatible with the Storage Access Framework are Box and, unsurprisingly, Google Drive. It is highly likely that other cloud storage providers...