The Advanced iOS 6 Developer’s Cookbook, Fourth Edition

2. Documents and Data Sharing

Under iOS, applications can share information and data as well as move control from one application to another using a variety of system features. Each application has access to a common system pasteboard that enables copying and pasting across apps. Users can transfer documents from one app to another app that supports that format. They can request a number of system-supplied “actions” to apply to a document, such as printing, tweeting, or posting to a Facebook wall. Apps can declare custom URL schemes that can be embedded in text and web pages. This chapter introduces the ways you can integrate documents and data sharing between applications. You see how to add these features into your applications and use them ...