[haiku-development] Re: How to Identify a file?

Fredrik Modéen wrote (2007-10-18, 11:09:37 [+0200]):
> 
> > Hi,
> >
> > Fredrik Modéen schrieb:
> >>>> I'm looking for a "easy" way of identify what type of file a 
> >>>> specific entry_ref are. thought BFile could give me that but didn't 
> >>>> find it.
> >>>>
> >>>> I want to make the Media Player "see" different files. If I drop 
> >>>> files on
> >>>> the Media Player I don't want png files etc to be added to the play 
> >>>> list
> >>>> and If I drop a saved play list on the Media Player I want different 
> >>>> things happen than with mp3 file.
> >>>>
> >>>> I was thinking of suporting
> >>>> - m3u list
> >>>> - Zeta play list
> >>>> - perhaps our own? don't know how that one would look like..
> >>> The mime type of a file should provide that information.
> >> thanks..
> >> this was the way I found it to work.. any suggestions on how to make 
> >> it smaller/ not that memory intense? I will move the code to it's own 
> >> bool VerifyFileType(entry_ref *ref, char *type) function. How do I 
> >> make char *type that can be more than 1 parameter? I want to send both 
> >> "audio",
> >> "video" and perhaps other super types? But this works nicely :)
> >>
> >> refsReceivedMessage are a BMessage and can have one file or allot of 
> >> files. Are hosted in src/apps/mediaplayer/playlist/Playlist.cpp around 
> >> line 278
> >>
> >> entry_ref ref;
> >> BFile *file;
> >> BNodeInfo *nodeinfo;
> >> BMimeType* mimetype, temp;
> >> char str[10];
> >> for (int i = 0; refsReceivedMessage->FindRef("refs", i, &ref) == B_OK; 
> >> i++){
> >>     file = new BFile(&ref, B_READ_ONLY);
> >>     nodeinfo = new BNodeInfo(file);
> >>     if(nodeinfo->GetType(str) == B_OK){
> >>         mimetype = new BMimeType(str);
> >>         if(mimetype->GetSupertype(&temp) == B_OK){
> >>             if(temp == "audio" || temp == "video")
> >>                 AppendToPlaylistRecursive(ref, playlist);
> >>         }
> >>     }
> >> }
> >>
> >>> Regards,
> >>> Michael
> >
> >
> > Shouldn't it handle folders as well?
> AppendToPlaylistRecursive handles that as it iterates thou them :)

Actually it doesn't anymore, since you filter out the folders above. See my 
other mail.

Best regards,
-Stephan


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