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EZSwiftExtensions
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<Description> : Adding open access to UIViewControllerExtensions to allow 

subclassing and overriding methods outside of model purview.

<Type> : fix
This commit is contained in:
Arunav Sanyal 2017-03-15 22:30:27 -07:00 committed by Sanyal
parent ce80fde7d8
commit 31e6033f6d
1 changed files with 34 additions and 34 deletions
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68
Sources/UIViewControllerExtensions.swift
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@ -12,17 +12,17 @@ extension UIViewController {
// MARK: - Notifications
///EZSE: Adds an NotificationCenter with name and Selector
public func addNotificationObserver(_ name: String, selector: Selector) {
open func addNotificationObserver(_ name: String, selector: Selector) {
NotificationCenter.default.addObserver(self, selector: selector, name: NSNotification.Name(rawValue: name), object: nil)
}
///EZSE: Removes an NSNotificationCenter for name
public func removeNotificationObserver(_ name: String) {
open func removeNotificationObserver(_ name: String) {
NotificationCenter.default.removeObserver(self, name: NSNotification.Name(rawValue: name), object: nil)
}
///EZSE: Removes NotificationCenter'd observer
public func removeNotificationObserver() {
open func removeNotificationObserver() {
NotificationCenter.default.removeObserver(self)
}
@ -31,7 +31,7 @@ extension UIViewController {
///EZSE: Adds a NotificationCenter Observer for keyboardWillShowNotification()
///
/// ⚠️ You also need to implement ```keyboardWillShowNotification(_ notification: Notification)```
public func addKeyboardWillShowNotification() {
open func addKeyboardWillShowNotification() {
self.addNotificationObserver(NSNotification.Name.UIKeyboardWillShow.rawValue, selector: #selector(UIViewController.keyboardWillShowNotification(_:)))
}
@ -45,38 +45,38 @@ extension UIViewController {
///EZSE: Adds a NotificationCenter Observer for keyboardWillHideNotification()
///
/// ⚠️ You also need to implement ```keyboardWillHideNotification(_ notification: Notification)```
public func addKeyboardWillHideNotification() {
open func addKeyboardWillHideNotification() {
self.addNotificationObserver(NSNotification.Name.UIKeyboardWillHide.rawValue, selector: #selector(UIViewController.keyboardWillHideNotification(_:)))
}
///EZSE: Adds a NotificationCenter Observer for keyboardDidHideNotification()
///
/// ⚠️ You also need to implement ```keyboardDidHideNotification(_ notification: Notification)```
public func addKeyboardDidHideNotification() {
open func addKeyboardDidHideNotification() {
self.addNotificationObserver(NSNotification.Name.UIKeyboardDidHide.rawValue, selector: #selector(UIViewController.keyboardDidHideNotification(_:)))
}
///EZSE: Removes keyboardWillShowNotification()'s NotificationCenter Observer
public func removeKeyboardWillShowNotification() {
open func removeKeyboardWillShowNotification() {
self.removeNotificationObserver(NSNotification.Name.UIKeyboardWillShow.rawValue)
}
///EZSE: Removes keyboardDidShowNotification()'s NotificationCenter Observer
public func removeKeyboardDidShowNotification() {
open func removeKeyboardDidShowNotification() {
self.removeNotificationObserver(NSNotification.Name.UIKeyboardDidShow.rawValue)
}
///EZSE: Removes keyboardWillHideNotification()'s NotificationCenter Observer
public func removeKeyboardWillHideNotification() {
open func removeKeyboardWillHideNotification() {
self.removeNotificationObserver(NSNotification.Name.UIKeyboardWillHide.rawValue)
}
///EZSE: Removes keyboardDidHideNotification()'s NotificationCenter Observer
public func removeKeyboardDidHideNotification() {
open func removeKeyboardDidHideNotification() {
self.removeNotificationObserver(NSNotification.Name.UIKeyboardDidHide.rawValue)
}
public func keyboardDidShowNotification(_ notification: Notification) {
open func keyboardDidShowNotification(_ notification: Notification) {
if let nInfo = (notification as NSNotification).userInfo, let value = nInfo[UIKeyboardFrameEndUserInfoKey] as? NSValue {
let frame = value.cgRectValue
@ -84,7 +84,7 @@ extension UIViewController {
}
}
public func keyboardWillShowNotification(_ notification: Notification) {
open func keyboardWillShowNotification(_ notification: Notification) {
if let nInfo = (notification as NSNotification).userInfo, let value = nInfo[UIKeyboardFrameEndUserInfoKey] as? NSValue {
let frame = value.cgRectValue
@ -92,7 +92,7 @@ extension UIViewController {
}
}
public func keyboardWillHideNotification(_ notification: Notification) {
open func keyboardWillHideNotification(_ notification: Notification) {
if let nInfo = (notification as NSNotification).userInfo, let value = nInfo[UIKeyboardFrameEndUserInfoKey] as? NSValue {
let frame = value.cgRectValue
@ -100,7 +100,7 @@ extension UIViewController {
}
}
public func keyboardDidHideNotification(_ notification: Notification) {
open func keyboardDidHideNotification(_ notification: Notification) {
if let nInfo = (notification as NSNotification).userInfo, let value = nInfo[UIKeyboardFrameEndUserInfoKey] as? NSValue {
let frame = value.cgRectValue
@ -108,7 +108,7 @@ extension UIViewController {
}
}
public func keyboardWillShowWithFrame(_ frame: CGRect) {
open func keyboardWillShowWithFrame(_ frame: CGRect) {
}
@ -116,22 +116,22 @@ extension UIViewController {
}
public func keyboardWillHideWithFrame(_ frame: CGRect) {
open func keyboardWillHideWithFrame(_ frame: CGRect) {
}
public func keyboardDidHideWithFrame(_ frame: CGRect) {
open func keyboardDidHideWithFrame(_ frame: CGRect) {
}
//EZSE: Makes the UIViewController register tap events and hides keyboard when clicked somewhere in the ViewController.
public func hideKeyboardWhenTappedAround() {
open func hideKeyboardWhenTappedAround() {
let tap: UITapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(UIViewController.dismissKeyboard))
tap.cancelsTouchesInView = false
view.addGestureRecognizer(tap)
}
public func hideKeyboardWhenTappedAroundAndCancelsTouchesInView() {
open func hideKeyboardWhenTappedAroundAndCancelsTouchesInView() {
let tap: UITapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(UIViewController.dismissKeyboard))
view.addGestureRecognizer(tap)
}
@ -139,14 +139,14 @@ extension UIViewController {
#endif
//EZSE: Dismisses keyboard
public func dismissKeyboard() {
open func dismissKeyboard() {
view.endEditing(true)
}
// MARK: - VC Container
///EZSE: Returns maximum y of the ViewController
public var top: CGFloat {
open var top: CGFloat {
if let me = self as? UINavigationController, let visibleViewController = me.visibleViewController {
return visibleViewController.top
}
@ -162,7 +162,7 @@ extension UIViewController {
}
///EZSE: Returns minimum y of the ViewController
public var bottom: CGFloat {
open var bottom: CGFloat {
if let me = self as? UINavigationController, let visibleViewController = me.visibleViewController {
return visibleViewController.bottom
}
@ -178,7 +178,7 @@ extension UIViewController {
}
///EZSE: Returns Tab Bar's height
public var tabBarHeight: CGFloat {
open var tabBarHeight: CGFloat {
if let me = self as? UINavigationController, let visibleViewController = me.visibleViewController {
return visibleViewController.tabBarHeight
}
@ -189,7 +189,7 @@ extension UIViewController {
}
///EZSE: Returns Navigation Bar's height
public var navigationBarHeight: CGFloat {
open var navigationBarHeight: CGFloat {
if let me = self as? UINavigationController, let visibleViewController = me.visibleViewController {
return visibleViewController.navigationBarHeight
}
@ -200,7 +200,7 @@ extension UIViewController {
}
///EZSE: Returns Navigation Bar's color
public var navigationBarColor: UIColor? {
open var navigationBarColor: UIColor? {
get {
if let me = self as? UINavigationController, let visibleViewController = me.visibleViewController {
return visibleViewController.navigationBarColor
@ -212,51 +212,51 @@ extension UIViewController {
}
///EZSE: Returns current Navigation Bar
public var navBar: UINavigationBar? {
open var navBar: UINavigationBar? {
return navigationController?.navigationBar
}
/// EZSwiftExtensions
public var applicationFrame: CGRect {
open var applicationFrame: CGRect {
return CGRect(x: view.x, y: top, width: view.w, height: bottom - top)
}
// MARK: - VC Flow
///EZSE: Pushes a view controller onto the receiver’s stack and updates the display.
public func pushVC(_ vc: UIViewController) {
open func pushVC(_ vc: UIViewController) {
navigationController?.pushViewController(vc, animated: true)
}
///EZSE: Pops the top view controller from the navigation stack and updates the display.
public func popVC() {
open func popVC() {
_ = navigationController?.popViewController(animated: true)
}
/// EZSE: Added extension for popToRootViewController
public func popToRootVC() {
open func popToRootVC() {
_ = navigationController?.popToRootViewController(animated: true)
}
///EZSE: Presents a view controller modally.
public func presentVC(_ vc: UIViewController) {
open func presentVC(_ vc: UIViewController) {
present(vc, animated: true, completion: nil)
}
///EZSE: Dismisses the view controller that was presented modally by the view controller.
public func dismissVC(completion: (() -> Void)? ) {
open func dismissVC(completion: (() -> Void)? ) {
dismiss(animated: true, completion: completion)
}
///EZSE: Adds the specified view controller as a child of the current view controller.
public func addAsChildViewController(_ vc: UIViewController, toView: UIView) {
open func addAsChildViewController(_ vc: UIViewController, toView: UIView) {
self.addChildViewController(vc)
toView.addSubview(vc.view)
vc.didMove(toParentViewController: self)
}
///EZSE: Adds image named: as a UIImageView in the Background
public func setBackgroundImage(_ named: String) {
open func setBackgroundImage(_ named: String) {
let image = UIImage(named: named)
let imageView = UIImageView(frame: view.frame)
imageView.image = image