Codigo de Ejercicio:
- ejercicio numero 1 capitulo 14
// MasterViewController.swift
// JEHOVANI DE JESUS CHAVEZ SEGOVIA 2561842011
import UIKit
class MasterViewController: UITableViewController, BookStoreDelegate {
var objects = NSMutableArray()
var myBookStore: BookStore = BookStore()
override func awakeFromNib() {
super.awakeFromNib()
}
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
//self.navigationItem.leftBarButtonItem = self.editButtonItem()
//let addButton = UIBarButtonItem(barButtonSystemItem: .Add, target: self, action: "insertNewObject:")
//self.navigationItem.rightBarButtonItem = addButton
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
/*
func insertNewObject(sender: AnyObject) {
objects.insertObject(NSDate(), atIndex: 0)
let indexPath = NSIndexPath(forRow: 0, inSection: 0)
self.tableView.insertRowsAtIndexPaths([indexPath], withRowAnimation: .Automatic)
}
*/
// MARK: - Segues
override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?) {
if segue.identifier == "showDetail" {
if let indexPath = self.tableView.indexPathForSelectedRow() {
let selectedBook:Book = myBookStore.theBookStore[indexPath.row]
let vc = segue.destinationViewController as! DetailViewController
vc.detailItem = selectedBook
vc.delegate = self
}
}
else if segue.identifier == "addBookSegue" {
let vc = segue.destinationViewController as! AddBookViewController
vc.delegate = self
}
}
// MARK: - Table View
override func numberOfSectionsInTableView(tableView: UITableView) -> Int {
return 1
}
override func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return myBookStore.theBookStore.count
}
// MARK: - Table View
override func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
let cell = tableView.dequeueReusableCellWithIdentifier("Cell", forIndexPath: indexPath) as! UITableViewCell
cell.textLabel?.text = myBookStore.theBookStore[indexPath.row].title
cell.accessoryType = UITableViewCellAccessoryType.DisclosureIndicator
return cell
}
override func tableView(tableView: UITableView, canEditRowAtIndexPath indexPath: NSIndexPath) -> Bool {
// Return false if you do not want the specified item to be editable.
return true
}
override func tableView(tableView: UITableView, commitEditingStyle editingStyle: UITableViewCellEditingStyle, forRowAtIndexPath indexPath: NSIndexPath) {
if editingStyle == .Delete {
objects.removeObjectAtIndex(indexPath.row)
tableView.deleteRowsAtIndexPaths([indexPath], withRowAnimation: .Fade)
} else if editingStyle == .Insert {
// Create a new instance of the appropriate class, insert it into the array, and add a new row to the table view.
}
}
// MARK: - Delegate Methods conforming to the protocol BookStoreDelegate as defined in the AddBookViewController
func newBook(controller:AnyObject,newBook:Book) {
myBookStore.theBookStore.append(newBook)
self.tableView.reloadData()
let myController = controller as! AddBookViewController
myController.navigationController?.popToRootViewControllerAnimated(true)
}
func deleteBook(controller:AnyObject){
let indexPath = self.tableView.indexPathForSelectedRow()
var row = indexPath?.row
myBookStore.theBookStore.removeAtIndex(row!)
self.tableView.reloadData()
let myController = controller as! DetailViewController
myController.navigationController?.popToRootViewControllerAnimated(true)
}
func editBook(controller:AnyObject,editBook:Book){
let indexPath = self.tableView.indexPathForSelectedRow()
var row = indexPath?.row
myBookStore.theBookStore.insert(editBook, atIndex: row!)
myBookStore.theBookStore.removeAtIndex(row!+1)
self.tableView.reloadData()
let myController = controller as! AddBookViewController
myController.navigationController?.popToRootViewControllerAnimated(true)
}
}
import UIKit
class DetailViewController: UIViewController, UIAlertViewDelegate {
@IBOutlet weak var titleLabel: UILabel!
@IBOutlet weak var authorLabel: UILabel!
@IBOutlet weak var descriptionTextView: UITextView!
@IBOutlet weak var pagesOutlet: UILabel!
@IBOutlet weak var switchOutlet: UISwitch!
var delegate:BookStoreDelegate? = nil
var myBook = Book()
var detailItem: AnyObject? {
didSet {
// Update the view.
}
}
func configureView() {
if let detail: AnyObject = self.detailItem {
myBook = detail as! Book
titleLabel.text = myBook.title
authorLabel.text = myBook.author
descriptionTextView.text = myBook.description
}
}
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
self.configureView()
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
@IBAction func deleteBookAction(sender: UIBarButtonItem) {
let alert = UIAlertView()
alert.title = "Warning"
alert.message = "Delete this book?"
alert.addButtonWithTitle("No")
alert.addButtonWithTitle("Yes")
alert.delegate = self;
alert.show()
}
func alertView(View: UIAlertView!, clickedButtonAtIndex buttonIndex: Int){
switch buttonIndex{
case 0:
println("No");
break;
case 1:
println("Yes");
delegate!.deleteBook(self)
break;
default:
println("Default");
break;
}
}
override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?){
if segue.identifier == "editDetail" {
let vc = segue.destinationViewController as! AddBookViewController
vc.delegate = delegate
vc.editBook = true
vc.book = myBook
}
}
}
Clases
//
// Book.swift
// myBookStore
import Foundation
class Book {
var title: String = ""
var author: String = ""
var description: String = ""
var pages:Int = 0
var readThisBook:Bool = false
}
//
// BookStore.swift
// myBookStore
import Foundation
class BookStore {
var theBookStore: [Book] = []
init() {
var newBook = Book()
newBook.title = "Swift for Absolute Beginners"
newBook.author = "Bennett and Lees"
newBook.description = "iOS Programming made easy."
theBookStore.append(newBook)
}
}
