Photo Library & Camera

tableViewController.swift

 
//DON'T FORGET TO ADD TWO CLASSES: UIIMAGEPICKERCONTROLLERDELEGATE, UINAVIGATIONCONTROLLERDELEGATE    
    //didSelectRowAtIndexPath: allows us to select cell from a tableView
    override func tableView(tableView: UITableView, didSelectRowAtIndexPath indexPath: NSIndexPath) {
        //indexPath.row : allows us to select cells, in our case we're selecting the first cell
        if indexPath.row == 0 {
            //If the photo library is available
            if UIImagePickerController.isSourceTypeAvailable(.PhotoLibrary) {
                //instance of the controller, allows us to use it's methods
                let imagePicker = UIImagePickerController()
                //where to get the image from
                imagePicker.sourceType = .PhotoLibrary
                imagePicker.editing = false
                
                //Present the controller
                self.presentViewController(imagePicker, animated: true, completion: nil)
                
                //who will notify the image picker that something was picked
                imagePicker.delegate = self
            }
        }
        //will deselect cells as soon as I select it, makes the tableview experience feel better
        tableView.deselectRowAtIndexPath(indexPath, animated: true)
    }
    
    
    //this function comes from the UIImagePickerController, allowing us to do something after selecting an image
    func imagePickerController(picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [String : AnyObject]) {
        //store the selected image inside the image view
        imageView.image = info[UIImagePickerControllerOriginalImage] as? UIImage
        imageView.contentMode = UIViewContentMode.ScaleAspectFill
        imageView.clipsToBounds = true
        
        //Dismiss the controller
        self.dismissViewControllerAnimated(true, completion: nil)
    }