The document discusses the iPhone SDK and how to interact with documents on iOS devices. It covers the UIDocumentInteractionController class which allows previewing and opening documents, as well as the Quick Look framework. It provides code samples and screenshots of how to integrate these features to provide document previews and options to open documents in other apps on iOS.

1. iPhone SDK
UIDocumentInteractionController
Quick Look Framework
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2. iPhone SDK
http://kishikawakatsumi.com
Twitter
@k_katsumi
24/7 twenty-four seven
http://d.hatena.ne.jp/KishikawaKatsumi/
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3. iPhone SDK
• touch •MyWebClip
•LDR touch •
• • on the WEB
•LCD Clock •i-Radio
•Subway Map •
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4. iPhone SDK
http://github.com/kishikawakatsumi
•hatena-touch •DescriptionBuilder
•ldr-touch •TiledLayerView
•tv-listings •UICCalendarPicker
•MapKit-Route-Directions
•FlipCardNavigationView
•PhotoFlipCardView
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5. iPhone SDK
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6. iPhone SDK
UIDocumentInteractionController
Quick Look Framework
2011 1 30

7. iPhone SDK
•
•
•
•Quick Look
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8. iPhone SDK
Open in "iBooks"
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9. iPhone SDK Documents
Interacting with
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10. iPhone SDK
Documents
WWDC 2010 Session 106 - Understanding the
Document Interaction Controller
iOS
http://developer.apple.com/jp/devcenter/ios/library/documentation/DocumentInteraction_TopicsForIOS.pdf
Uniform Type Identifiers Reference
http://developer.apple.com/library/mac/documentation/Miscellaneous/Reference/UTIRef/UTIRef.pdf
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11. iPhone SDK
Sample Code
DocInteraction
http://developer.apple.com/library/ios/#samplecode/DocInteraction/Introduction/Intro.html
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12. iPhone SDK
DEMO
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13. iPhone SDK
UIDocumentInteractionController
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14. iPhone SDK
UIDocumentInteractionController
+ interactionControllerWithURL:
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15. iPhone SDK
UIDocumentInteractionController
NSURL *URL
NSString *name
NSString *UTI
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16. iPhone SDK
UI
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17. iPhone SDK
UIDocumentInteractionController
*readonly
NSArray *icons
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18. iPhone SDK
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19. iPhone SDK
- (void)setupDocumentControllerWithURL:(NSURL *)url {
self.docInteractionController =
[UIDocumentInteractionController
interactionControllerWithURL:url];
self.docInteractionController.delegate = self;
}
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20. iPhone SDK
NSURL *fileURL =
[NSURL fileURLWithPath:[[NSBundle mainBundle]
pathForResource:documents[indexPath.row]
ofType:nil]];
[self setupDocumentControllerWithURL:fileURL];
cell.textLabel.text = [[fileURL path] lastPathComponent];
NSInteger iconCount = [docInteractionController.icons count];
if (iconCount > 0)
{
cell.imageView.image =
[docInteractionController.icons objectAtIndex:iconCount - 1];
}
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21. iPhone SDK
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22. iPhone SDK
UIDocumentInteractionController
•presentPreviewAnimated:
•dismissPreviewAnimated:
Quick Look Framework
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23. iPhone SDK
[self.docInteractionController presentPreviewAnimated:YES];
#pragma mark -
#pragma mark UIDocumentInteractionControllerDelegate
- (UIViewController *)documentInteractionControllerViewControllerForPreview:
(UIDocumentInteractionController *)interactionController
{
return self;
}
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24. iPhone SDK
Quick Look Framework
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25. iPhone SDK
QLPreviewController *previewController =
[[QLPreviewController alloc] init];
previewController.dataSource = self;
previewController.delegate = self;
previewController.currentPreviewItemIndex =
indexPath.row;
[self
presentModalViewController:previewController
animated:YES];
[previewController release];
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26. #pragma mark - iPhone SDK
#pragma mark QLPreviewControllerDataSource
// Returns the number of items that the preview controller should
preview
- (NSInteger)numberOfPreviewItemsInPreviewController:
(QLPreviewController *)previewController
{
NSInteger numToPreview = 0;
NSIndexPath *selectedIndexPath =
[self.tableView indexPathForSelectedRow];
if (selectedIndexPath.section == 0)
numToPreview = NUM_DOCS;
else
numToPreview = self.documentURLs.count;
return numToPreview;
}
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27. // returns the item that the preview controller should preview
iPhone SDK
- (id)previewController:(QLPreviewController *)previewController
previewItemAtIndex:(NSInteger)index
{
NSURL *fileURL = nil;
NSIndexPath *selectedIndexPath = [self.tableView
indexPathForSelectedRow];
if (selectedIndexPath.section == 0)
{
fileURL =
[NSURL fileURLWithPath:
[[NSBundle mainBundle]pathForResource:documents[index]
ofType:nil]];
}
else
{
fileURL = [self.documentURLs objectAtIndex:index];
}
return fileURL;
}
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28. iPhone SDK
Quick Look Framework
•
•
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29. iPhone SDK
Quick Look Framework
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30. iPhone SDK
•iWork
•Microsoft Office (Office 97 )
•Rich Text Format(RTF)
•PDF
•
•public.text UTI(Uniform Type Identifier)
( Uniform Type Identifiers Reference
)
• (CSV)
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31. iPhone SDK
UIDocumentInteractionController
•presentPreviewAnimated:
•dismissPreviewAnimated:
Quick Look Framework
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32. iPhone SDK
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33. iPhone SDK
UIDocumentInteractionController
•presentOptionsMenuFromRect: inView: animated:
•presentOptionsMenuFromBarButtonItem: animated:
•dismissMenuAnimated:
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34. iPhone SDK
Open in "iBooks"
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35. iPhone SDK
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36. iPhone SDK
UIDocumentInteractionController
•presentOpenInMenuFromRect: inView: animated:
•presentOpenInMenuFromBarButtonItem: animated:
•dismissMenuAnimated:
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37. iPhone SDK Documents
Interacting with
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38. iPhone SDK
NSURL *fileURL =
[NSURL fileURLWithPath:[[NSBundle mainBundle]
pathForResource:documents[indexPath.row]
ofType:nil]];
[self setupDocumentControllerWithURL:fileURL];
cell.textLabel.text = [[fileURL path] lastPathComponent];
NSInteger iconCount = [docInteractionController.icons count];
if (iconCount > 0)
{
cell.imageView.image =
[docInteractionController.icons objectAtIndex:iconCount - 1];
}
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39. iPhone SDK
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40. iPhone SDK
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41. <plist version="1.0">
<dict>
iPhone SDK
! <key>CFBundleDocumentTypes</key>
! <array>
! ! <dict>
! ! ! <key>CFBundleTypeName</key>
! ! ! <string>Ika File Format</string>
! ! ! <key>CFBundleTypeExtensions</key>
! ! ! <array>
! ! ! ! <string>ika</string>
! ! ! </array>
! ! ! <key>CFBundleTypeIconFiles</key>
! ! ! <array>
! ! ! ! <string>ika_twitter_01.gif</string>
! ! ! ! <string>ika_twitter_13.gif</string>
! ! ! </array>
! ! ! <key>LSItemContentTypes</key>
! ! ! <array>
! ! ! ! <string>com.kishikawakatsumi.ika</string>
! ! ! </array>
! ! ! <key>LSHandlerRank</key>
! ! ! <string>owner</string>
! ! </dict>
! ! <dict>
! ! ! <key>CFBundleTypeName</key>
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42. iPhone SDK
<key>CFBundleTypeName</key>
<string>PDF File Format</string>
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43. iPhone SDK
<key>LSItemContentTypes</key>
<array>
<string>com.adobe.pdf</string>
</array>
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44. iPhone SDK
<key>CFBundleTypeIconFiles</key>
<array>
<string>ika_twitter_01.gif</string>
<string>ika_twitter_13.gif</string>
</array>
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45. iPhone SDK
<key>LSHandlerRank</key>
<string>owner</string>
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46. iPhone SDK
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47. iPhone SDK
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48. iPhone SDK
! <key>UTExportedTypeDeclarations</key>
! <array>
! ! <dict>
! ! ! <key>UTTypeDescription</key>
! ! ! <string>Ika File Format</string>
! ! ! <key>UTTypeIdentifier</key>
! ! ! <string>com.kishikawakatsumi.ika</string>
! ! ! <key>UTTypeTagSpecification</key>
! ! ! <dict>
! ! ! ! <key>public.filename-extension</key>
! ! ! ! <string>ika</string>
! ! ! </dict>
! ! </dict>
! </array>
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