Swift Template

MainViewController.swift

class MainViewController: UITableViewController, UITableViewControllerDelegate, UITableViewControllerDataSource {

    // If using xib
    override func awakeFromNib() {
        super.awakeFromNib()
    }

    // If not using xib
    func init(name: String) {
    }
    
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        self.navigationItem.leftBarButtonItem = self.editButtonItem()
        
        let addButton = UIBarButtonItem(barButtonSystemItem: .Add, target: self, action: "addRecipe:")
        self.navigationItem.rightBarButtonItem = addButton

    }
    
    // using Core Data
    func insertNewData(sender: AnyObject) {
        let context = self.fetchedResultsController.managedObjectContext
        let entity = self.fetchedResultsController.fetchRequest.entity
        
        let newManagedObject = NSEntityDescription.insertNewObjectForEntityForName(entity.name, inManagedObjectContext:context)
 as NSManagedObject
 
        newManagedObject.setValue(NSDate.date(), forKey: "modified")
        
        var error: NSError? = nil
        if !context.save(&error) {
            abort()
        }
    }
    
    override func prepareForSegue(segue: UIStoryBoardSegue, sender: AnyObject?) {
        if segue.identifier == "showDetail" {
            let indexPath = self.tableView.indexPathForSelectedRow()
            let object = self.fetchedResultsController.objectAtIndexPath(indexPath) as NSManagedObject
            (segue.destinationViewController as DetailViewController)detailItem = object
        }
    }
    
    // #pragma mark UITableViewDataSource
    override func numberOfSectionsInTableView(tableView: UITableView) -> Int {
        return self.fetchedResultsController.sections.count
    }
    
    // #pragma mark NSFechedResultsController
    var fetchedResultsController: NSFetchedResulsController {
        if _fetchedResultsController != nil {
            return _fetchedResultsController
        }
        
        let fetchRequest = NSFechtRequest()
        // ... blabal
        
        return _fetchedResultsController
    }
    
    var _fetchedResultsController: NSFetchedResultController? = nil
    
    var foundationArray: NSArray = [ "foo", "bar" ]
    let swiftArray = foundationArray as AnyObject[]
    if let downcastedSwiftArray = swiftArray as? String[] {
        // deal with |downcastedSwiftArray|
    }
    // Or you could downcast directly from an NSArray
    for aString: String! in foundationArray {
        // aString is type of |String|
    }
}