Iphone SDK Help me for a request to show only one category from data plist !

Question

Hi !

I look for a friends who can help me for long time ! I'm beginner and I try to understand... HOW I can make a request to show all data (from plist) in SAME category (NOT ALL !) for exemple : show only the movie have : genre = Action

Please help me ... Thanks a lot ! Excuse my bad english !

Is it in this code I must make it or an other ???

• (id)initWithLibraryName:(NSString *)libraryName { if (self = [super init]) { libraryPlist = libraryName; libraryContent = [[NSArray alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:libraryPlist ofType:@"plist"]];

you can download the source for help me on : http://www.iphonedevcentral.com/wp-content/uploads/2009/08/MyDVDLibrary03.zip PLEASE SAY ME HOW I CAN DO IT !

I will want to know the exact CODE LINE and WHERE I must write it ! For see a the list of product are in Action.

THANKS VERY VERY MUCH

Answer 1

I'm not going to download the sample project and go through the code for you, but you want to do is use NSArray's filteredArrayWithPredicate method to filter the objects in libraryContent. This is a pretty decent tutorial for using predicates.

Answer 2

You are very cool ! Thanks so much to help me to understand how to use objective C ! I try to understand but few things block me ... have you got a mail ?