On 7 Feb 2012, at 11:08, Georg Seifert wrote:

> Hi,
> 
> I still have problems with my document saving behavior in Lion. 
> 
> If I open a file that my app can only read (CFBundleRoleType = Viewer) the 
> state is set to locked. If I unlock it and do some changes, the autosave 
> replaces the document file with a native file.
> 
> This is really not exactable. Not all data is read from the original (binary) 
> file and so I need to keep the original.
> 
> Is there any way to prevent this. I would prefer that if the user unlocks the 
> document, it actually is duplicated. 

Some ideas:

- Override one of the save or write methods to fail and return 
NSUserCancelledError under these circumstances
- Does overriding -checkAutosavingSafetyAndReturnError: to return a custom 
error do the trick?
- Jump in at -willPresentError: and provide your own custom error


_______________________________________________

Cocoa-dev mailing list ([email protected])

Please do not post admin requests or moderator comments to the list.
Contact the moderators at cocoa-dev-admins(at)lists.apple.com

Help/Unsubscribe/Update your Subscription:
https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com

This email sent to [email protected]

Reply via email to