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1. CFAlertViewController class made open so that it devs can subclass
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2. Init method support added
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Shardul Patel authored and Shardul Patel committed Jun 9, 2017
1 parent e18aea6 commit 80dc20b
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Showing 2 changed files with 63 additions and 45 deletions.
108 changes: 63 additions & 45 deletions CFAlertViewController/CFAlertViewController.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,7 @@ import UIKit


@objc(CFAlertViewController)
public class CFAlertViewController: UIViewController {
open class CFAlertViewController: UIViewController {

// MARK: - Declarations
public typealias CFAlertViewControllerDismissBlock = (_ isBackgroundTapped: Bool) -> ()
Expand All @@ -24,13 +24,13 @@ public class CFAlertViewController: UIViewController {
case plain = 0
case blur
}
public static func CF_ALERT_DEFAULT_BACKGROUND_COLOR() -> UIColor {
open static func CF_ALERT_DEFAULT_BACKGROUND_COLOR() -> UIColor {
return UIColor(white: 0.0, alpha: 0.7)
}
public static func CF_ALERT_DEFAULT_TITLE_COLOR() -> UIColor {
open static func CF_ALERT_DEFAULT_TITLE_COLOR() -> UIColor {
return UIColor.init(red: 1.0/255.0, green: 51.0/255.0, blue: 86.0/255.0, alpha: 1.0)
}
public static func CF_ALERT_DEFAULT_MESSAGE_COLOR() -> UIColor {
open static func CF_ALERT_DEFAULT_MESSAGE_COLOR() -> UIColor {
return UIColor.init(red: 1.0/255.0, green: 51.0/255.0, blue: 86.0/255.0, alpha: 1.0)
}

Expand Down Expand Up @@ -155,25 +155,6 @@ public class CFAlertViewController: UIViewController {
didDismissAlertHandler: dismiss)
}

public class func alertController(title: String?,
message: String?,
textAlignment: NSTextAlignment,
preferredStyle: CFAlertControllerStyle,
headerView: UIView?,
footerView: UIView?,
didDismissAlertHandler dismiss: CFAlertViewControllerDismissBlock?) -> CFAlertViewController {

return CFAlertViewController.alertController(title: title,
titleColor: nil,
message: message,
messageColor: nil,
textAlignment: textAlignment,
preferredStyle: preferredStyle,
headerView: headerView,
footerView: footerView,
didDismissAlertHandler: dismiss)
}

public class func alertController(title: String?,
titleColor: UIColor?,
message: String?,
Expand All @@ -184,47 +165,84 @@ public class CFAlertViewController: UIViewController {
footerView: UIView?,
didDismissAlertHandler dismiss: CFAlertViewControllerDismissBlock?) -> CFAlertViewController {

// Create New Instance Of Alert Controller
return CFAlertViewController.init(title: title,
titleColor: titleColor,
message: message,
messageColor: messageColor,
textAlignment: textAlignment,
preferredStyle: preferredStyle,
headerView: headerView,
footerView: footerView,
didDismissAlertHandler: dismiss)
}

public convenience init(title: String?,
message: String?,
textAlignment: NSTextAlignment,
preferredStyle: CFAlertControllerStyle,
didDismissAlertHandler dismiss: CFAlertViewControllerDismissBlock?) {

// Create New Instance Of Alert Controller
self.init(title: title,
titleColor: nil,
message: message,
messageColor: nil,
textAlignment: textAlignment,
preferredStyle: preferredStyle,
headerView: nil,
footerView: nil,
didDismissAlertHandler: dismiss)
}

public convenience init(title: String?,
titleColor: UIColor?,
message: String?,
messageColor: UIColor?,
textAlignment: NSTextAlignment,
preferredStyle: CFAlertControllerStyle,
headerView: UIView?,
footerView: UIView?,
didDismissAlertHandler dismiss: CFAlertViewControllerDismissBlock?) {

// Get Current Bundle
let bundle = Bundle(for: CFAlertViewController.self)

// Create New Instance Of Alert Controller
let alert = CFAlertViewController.init(nibName: "CFAlertViewController", bundle: bundle)
self.init(nibName: "CFAlertViewController", bundle: bundle)

// Assign Properties
alert.preferredStyle = preferredStyle
alert.backgroundStyle = .plain
alert.backgroundColor = CF_ALERT_DEFAULT_BACKGROUND_COLOR()
alert.titleString = title
self.preferredStyle = preferredStyle
backgroundStyle = .plain
backgroundColor = CFAlertViewController.CF_ALERT_DEFAULT_BACKGROUND_COLOR()
titleString = title
if let titleColor = titleColor {
alert.titleColor = titleColor
self.titleColor = titleColor
}

alert.messageString = message
messageString = message
if let messageColor = messageColor {
alert.messageColor = messageColor
self.messageColor = messageColor
}

alert.textAlignment = textAlignment
alert.setHeaderView(headerView, shouldUpdateContainerFrame: false, withAnimation: false)
alert.setFooterView(footerView, shouldUpdateContainerFrame: false, withAnimation: false)
alert.dismissHandler = dismiss
self.textAlignment = textAlignment
setHeaderView(headerView, shouldUpdateContainerFrame: false, withAnimation: false)
setFooterView(footerView, shouldUpdateContainerFrame: false, withAnimation: false)
dismissHandler = dismiss

// Custom Presentation
alert.modalPresentationStyle = .custom
alert.transitioningDelegate = alert
modalPresentationStyle = .custom
transitioningDelegate = self

// Preload View
if #available(iOS 9.0, *) {
alert.loadViewIfNeeded()
loadViewIfNeeded()
} else {
// Fallback on earlier versions
}

return alert
}



// MARK: - View Life Cycle Methods
internal func loadVariables() {

Expand Down Expand Up @@ -264,7 +282,7 @@ public class CFAlertViewController: UIViewController {
view.addGestureRecognizer(self.tapGesture)
}

public override func viewDidLoad() {
open override func viewDidLoad() {
super.viewDidLoad()

// Load Variables
Expand All @@ -274,7 +292,7 @@ public class CFAlertViewController: UIViewController {
loadDisplayContent()
}

public override func viewWillAppear(_ animated: Bool) {
open override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)

// Update UI
Expand Down Expand Up @@ -481,7 +499,7 @@ public class CFAlertViewController: UIViewController {


// MARK: - View Rotation / Size Change Method
public override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
open override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
super.viewWillTransition(to: size, with: coordinator)
// Code here will execute before the rotation begins.
// Equivalent to placing it in the deprecated method -[willRotateToInterfaceOrientation:duration:]
Expand All @@ -498,7 +516,7 @@ public class CFAlertViewController: UIViewController {


// MARK: - Key Value Observers
public override func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?) {
open override func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?) {
if (keyPath == "contentSize") {
// Update Container View Frame Without Animation
updateContainerViewFrame(withAnimation: false)
Expand Down
Binary file modified ...oj/project.xcworkspace/xcuserdata/shardulpatel.xcuserdatad/UserInterfaceState.xcuserstate
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