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- // In the .m file of your TTTableViewDataSource implementation
- - (void)tableViewDidLoadModel:(UITableView*)tableView {
- // the model has loaded, and hence Core Data entities are populated
- NSManagedObjectContext* context = appDelegate.managedObjectContext;
- NSFetchRequest* fetchRequest = [[NSFetchRequest alloc] init];
- [fetchRequest setEntity:[NSEntityDescription entityForName:@"MyEntity" inManagedObjectContext:context]];
- // set a batch size to control memory footprint
- [fetchRequest setFetchBatchSize:25];
- NSSortDescriptor* nameDescriptor = [[NSSortDescriptor alloc] initWithKey:@"name" ascending:YES];
- NSArray* sortDescriptors = [NSArray arrayWithObject:nameDescriptor];
- [fetchRequest setSortDescriptors:sortDescriptors];
- _resultsController = [[MyNSFetchedResultsController alloc] initWithFetchRequest:fetchRequest
- managedObjectContext:context
- sectionNameKeyPath:nil
- cacheName:@"YourCacheName"];
- NSError* error;
- if( ![_resultsController performFetch:&error] ) {
- // handle error
- }
- [nameDescriptor release];
- [fetchRequest release];
- }
- // override TTTableViewDataSource's method to return the cell TableItem we want - three20 will take care of returning the right cell
- - (id)tableView:(UITableView*)tableView objectForRowAtIndexPath:(NSIndexPath*)indexPath {
- DBResource* managedObject = (DBResource*)[_resultsController objectAtIndexPath:indexPath];
- TTTableItem* item = [TTTableItem itemWithText:managedObject.name
- URL:@"tt://foo"]; // set the URL you need to
- return item;
- }
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