Open file in another application

Question

My application needs to open some types of files in other applications, for example, the Dropbox application, it can display installed applications that can open certain types of files.

How to get a list of applications?

Answer 1

You want to use UIDocumentInteractionController . See also Document Interaction Programming Guide .

Answer 2

You can use QLPreviewController from white papers.

Answer 3

jtbandes, , , :

NSURL *url = [NSURL fileURLWithPath:filePath];
UIDocumentInteractionController *popup = [UIDocumentInteractionController interactionControllerWithURL:url];
[popup setDelegate:self];
[popup presentPreviewAnimated:YES];

H:

@interface MyViewController : UIViewController <UIDocumentInteractionControllerDelegate>

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