Re: Setting application to be the default application

FROM : Mike Abdullah
DATE : Tue Jan 08 20:27:09 2008

UTIs and all of this stuff are outside the scope of Cocoa; they apply 
to all apps on the system. Documentation should be pretty easy to 
find. e.g. http://developer.apple.com/macosx/uniformtypeidentifiers.html

Mike.

On 8 Jan 2008, at 19:12, Ryan Homer wrote:

> Maybe someone can lead me in the right direction as I am not sure 
> exactly what to look for in the docs.
>
> I know that based on an application's plist, you can associate your 
> app with a file extension, so that your app will open .txt files 
> instead of Text Edit. However, there are also other ways to 
> establish these associations, such as clicking on a hyperlink 
> starting with http:// should open that link in the default browser 
> and one that starts with ftp:// should use the default FTP 
> application.
>
> I have the "Default Apps" panel installed in my System Preferences 
> and in the Apps section, my application does not even show up in 
> there. There is also association by MIME Type, URLs, UTIs...
>
> How would I associate links like http: and ftp: with my application?
> What is the link that is associated with Instant Messaging 
> applications? I ask this because in "Default Apps" there is the URLs 
> section and there's an aim link that's associated with iChat, for 
> example as well as iChat's own "ichat" URL. Would these be something 
> like "ichat://username" or "aim://screenname"?
> What is a UTI?
> Where in the Cocoa documentation can I find info on this?
>
> Thanks!
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