Hi I would like to register to support image files in my app; so when user tap on the action button in iPhone\'s photo app, my app icon would show up within the \"open with ...\
Try like this it works for me
<key>CFBundleDocumentTypes</key>
<array>
<dict>
<key>CFBundleTypeName</key>
<string>png</string>
<key>LSHandlerRank</key>
<string>Alternate</string>
<key>LSItemContentTypes</key>
<array>
<string>public.png</string>
</array>
</dict>
<dict>
<key>CFBundleTypeName</key>
<string>jpeg</string>
<key>LSHandlerRank</key>
<string>Alternate</string>
<key>LSItemContentTypes</key>
<array>
<string>public.jpeg</string>
</array>
</dict>
<dict>
<key>CFBundleTypeName</key>
<string>tiff</string>
<key>LSHandlerRank</key>
<string>Alternate</string>
<key>LSItemContentTypes</key>
<array>
<string>public.tiff</string>
</array>
</dict>
</array>
more information in this link http://lists.apple.com/archives/cocoa-dev/2006/Jun/msg00747.html