Tag Archives: preview

How to pass a document from one app to another

This post will cover some of interoperability questions in iOS. Many business apps deal with documents (or files). Sandboxing approach of iOS prevents app from just browsing the file system and looking for files. However, sometimes app just needs to be able to pass file to another app. There is an app API for that.

Let’s see what do we need to cover these tasks:

  1. Registering our app as file handler
  2. Handling files passed from other apps
  3. Passing file from our app to other apps
  4. (optional) Previewing files

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