Advanced Notifications

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1 System Frameworks #WWDC16 Advanced Notifications Session 708 Michele Campeotto ios Notifications 2016 Apple Inc. All rights reserved. Redistribution or public display not permitted without written permission from Apple.

2 Agenda Notifications User Interface Media Attachments Customization

3 Notifications User Interface

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14 Media Attachments

15 Media Attachments Push Payload

16 Media Attachments Push Payload { aps: { alert: {, mutable-content: 1 my-attachment: "

17 Media Attachments Push Payload { aps: { alert: {, mutable-content: 1 my-attachment: "

18 Media Attachments Push Payload { aps: { alert: {, mutable-content: 1 my-attachment: "

19 Media Attachments Push Payload Service Extension

20 Media Attachments Push Payload Service Extension

21 // Adding an attachment to a user notification public class NotificationService: UNNotificationServiceExtension { override public func didreceive(_ request: UNNotificationRequest, withcontenthandler contenthandler: (UNNotificationContent) -> Void) { let fileurl = //... let attachment = UNNotificationAttachment(identifier: "image", url: fileurl, options: nil) let content = request.content.mutablecopy as! UNMutableNotificationContent content.attachments = [ attachment ] contenthandler(content)

22 // Adding an attachment to a user notification public class NotificationService: UNNotificationServiceExtension { override public func didreceive(_ request: UNNotificationRequest, withcontenthandler contenthandler: (UNNotificationContent) -> Void) { let fileurl = //... let attachment = UNNotificationAttachment(identifier: "image", url: fileurl, options: nil) let content = request.content.mutablecopy as! UNMutableNotificationContent content.attachments = [ attachment ] contenthandler(content)

23 // Adding an attachment to a user notification public class NotificationService: UNNotificationServiceExtension { override public func didreceive(_ request: UNNotificationRequest, withcontenthandler contenthandler: (UNNotificationContent) -> Void) { let fileurl = //... let attachment = UNNotificationAttachment(identifier: "image", url: fileurl, options: nil) let content = request.content.mutablecopy as! UNMutableNotificationContent content.attachments = [ attachment ] contenthandler(content)

24 // Adding an attachment to a user notification public class NotificationService: UNNotificationServiceExtension { override public func didreceive(_ request: UNNotificationRequest, withcontenthandler contenthandler: (UNNotificationContent) -> Void) { let fileurl = //... let attachment = UNNotificationAttachment(identifier: "image", url: fileurl, options: nil) let content = request.content.mutablecopy as! UNMutableNotificationContent content.attachments = [ attachment ] contenthandler(content)

25 // Adding an attachment to a user notification public class NotificationService: UNNotificationServiceExtension { override public func didreceive(_ request: UNNotificationRequest, withcontenthandler contenthandler: (UNNotificationContent) -> Void) { let fileurl = //... let attachment = UNNotificationAttachment(identifier: "image", url: fileurl, options: nil) let content = request.content.mutablecopy as! UNMutableNotificationContent content.attachments = [ attachment ] contenthandler(content)

26 // Adding an attachment to a user notification public class NotificationService: UNNotificationServiceExtension { override public func didreceive(_ request: UNNotificationRequest, withcontenthandler contenthandler: (UNNotificationContent) -> Void) { let fileurl = //... let attachment = UNNotificationAttachment(identifier: "image", url: fileurl, options: nil) let content = request.content.mutablecopy as! UNMutableNotificationContent content.attachments = [ attachment ] contenthandler(content)

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28 Media Attachments

29 Media Attachments Local and remote notifications

30 Media Attachments Local and remote notifications Image, audio, video

31 Media Attachments Local and remote notifications Image, audio, video Download in the service extension

32 Media Attachments Local and remote notifications Image, audio, video Download in the service extension Limited processing time and size

33 Media Attachments Local and remote notifications Image, audio, video Download in the service extension Limited processing time and size Add attachment to notification

34 Media Attachments Local and remote notifications Image, audio, video Download in the service extension Limited processing time and size Add attachment to notification File is moved and managed by the system

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36 Custom User Interface

37 Custom User Interface

38 Custom User Interface Notification content extension

39 Custom User Interface Notification content extension Custom views

40 Custom User Interface Notification content extension Custom views No interaction

41 Custom User Interface Notification content extension Custom views No interaction Respond to notification actions

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48 Notification Content Extension

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53 // Minimal Content Extension class NotificationViewController: UIViewController, UNNotificationContentExtension var label: UILabel? override func viewdidload() { super.viewdidload() // Do any required interface initialization here. func didreceive(_ notification: UNNotification) { label?.text = notification.request.content.body

54 // Minimal Content Extension class NotificationViewController: UIViewController, UNNotificationContentExtension var label: UILabel? override func viewdidload() { super.viewdidload() // Do any required interface initialization here. func didreceive(_ notification: UNNotification) { label?.text = notification.request.content.body

55 // Minimal Content Extension class NotificationViewController: UIViewController, UNNotificationContentExtension var label: UILabel? override func viewdidload() { super.viewdidload() // Do any required interface initialization here. func didreceive(_ notification: UNNotification) { label?.text = notification.request.content.body

56 // Extension Info.plist <plist version="1.0"> <dict> //... <key>nsextension</key> <dict> <key>nsextensionattributes</key> <dict> <key>unnotificationextensioncategory</key> <string>event-invite</string> </dict> //... </dict> </dict> </plist>

57 // Extension Info.plist <plist version="1.0"> <dict> //... <key>nsextension</key> <dict> <key>nsextensionattributes</key> <dict> <key>unnotificationextensioncategory</key> <string>event-invite</string> </dict> //... </dict> </dict> </plist>

58 // Extension Info.plist <plist version="1.0"> <dict> //... <key>nsextension</key> <dict> <key>nsextensionattributes</key> <dict> <key>unnotificationextensioncategory</key> <array> <string>event-invite</string> <string>event-changed</string> </array> </dict> //... </dict> </dict> </plist>

59 Custom Views

60 // Notification Content Extension class NotificationViewController: UIViewController, UNNotificationContentExtension var eventtitle: var eventdate: var eventlocation: var eventmessage: UILabel! func didreceive(_ notification: UNNotification) { let content = notification.request.content eventtitle.text = content.title eventdate.text = content.subtitle eventmessage.text = content.body if let location = content.userinfo["location"] as? String { eventlocation.text = location

61 // Notification Content Extension class NotificationViewController: UIViewController, UNNotificationContentExtension var eventtitle: var eventdate: var eventlocation: var eventmessage: UILabel! func didreceive(_ notification: UNNotification) { let content = notification.request.content eventtitle.text = content.title eventdate.text = content.subtitle eventmessage.text = content.body if let location = content.userinfo["location"] as? String { eventlocation.text = location

62 // Notification Content Extension class NotificationViewController: UIViewController, UNNotificationContentExtension var eventtitle: var eventdate: var eventlocation: var eventmessage: UILabel! func didreceive(_ notification: UNNotification) { let content = notification.request.content eventtitle.text = content.title eventdate.text = content.subtitle eventmessage.text = content.body if let location = content.userinfo["location"] as? String { eventlocation.text = location

63 // Notification Content Extension class NotificationViewController: UIViewController, UNNotificationContentExtension var eventtitle: var eventdate: var eventlocation: var eventmessage: UILabel! func didreceive(_ notification: UNNotification) { let content = notification.request.content eventtitle.text = content.title eventdate.text = content.subtitle eventmessage.text = content.body if let location = content.userinfo["location"] as? String { eventlocation.text = location

64 // Notification Content Extension class NotificationViewController: UIViewController, UNNotificationContentExtension var eventtitle: var eventdate: var eventlocation: var eventmessage: UILabel! func didreceive(_ notification: UNNotification) { let content = notification.request.content eventtitle.text = content.title eventdate.text = content.subtitle eventmessage.text = content.body if let location = content.userinfo["location"] as? String { eventlocation.text = location

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69 // Extension Info.plist <key>nsextensionattributes</key> <dict> <key>unnotificationextensioncategory</key> <string>event-invite</string> <key>unnotificationextensiondefaultcontenthidden</key> <true/> </dict>

70 // Extension Info.plist <key>nsextensionattributes</key> <dict> <key>unnotificationextensioncategory</key> <string>event-invite</string> <key>unnotificationextensiondefaultcontenthidden</key> <true/> </dict>

71 // Notification Content Extension class NotificationViewController: UIViewController, UNNotificationContentExtension { override func viewdidload() { super.viewdidload() let size = view.bounds.size preferredcontentsize = CGSize(width: size.width, height: size.width / 2) func didreceive(_ notification: UNNotification) { //...

72 // Notification Content Extension class NotificationViewController: UIViewController, UNNotificationContentExtension { override func viewdidload() { super.viewdidload() let size = view.bounds.size preferredcontentsize = CGSize(width: size.width, height: size.width / 2) func didreceive(_ notification: UNNotification) { //...

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74 // Extension Info.plist <key>nsextensionattributes</key> <dict> <key>unnotificationextensioncategory</key> <string>event-invite</string> <key>unnotificationextensiondefaultcontenthidden</key> <true/> <key>unnotificationextensioninitialcontentsizeratio</key> <real>0.5</real> </dict>

75 // Extension Info.plist <key>nsextensionattributes</key> <dict> <key>unnotificationextensioncategory</key> <string>event-invite</string> <key>unnotificationextensiondefaultcontenthidden</key> <true/> <key>unnotificationextensioninitialcontentsizeratio</key> <real>0.5</real> </dict>

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77 Custom Notification UI

78 Custom Notification UI Presentation size UNNotificationExtensionInitialContentSizeRatio

79 Custom Notification UI Presentation size UNNotificationExtensionInitialContentSizeRatio Default content UNNotificationExtensionDefaultContentHidden

80 Custom Notification UI Presentation size UNNotificationExtensionInitialContentSizeRatio Default content UNNotificationExtensionDefaultContentHidden

81 Media Attachments

82 // Notification Content Extension Attachments class NotificationViewController: UIViewController, UNNotificationContentExtension var eventimage: UIImageView! func didreceive(_ notification: UNNotification) { let content = notification.request.content if let attachment = content.attachments.first { if attachment.url.startaccessingsecurityscopedresource() { eventimage.image = UIImage(contentsOfFile: attachment.url.path!) attachment.url.stopaccessingsecurityscopedresource()

83 // Notification Content Extension Attachments class NotificationViewController: UIViewController, UNNotificationContentExtension var eventimage: UIImageView! func didreceive(_ notification: UNNotification) { let content = notification.request.content if let attachment = content.attachments.first { if attachment.url.startaccessingsecurityscopedresource() { eventimage.image = UIImage(contentsOfFile: attachment.url.path!) attachment.url.stopaccessingsecurityscopedresource()

84 // Notification Content Extension Attachments class NotificationViewController: UIViewController, UNNotificationContentExtension var eventimage: UIImageView! func didreceive(_ notification: UNNotification) { let content = notification.request.content if let attachment = content.attachments.first { if attachment.url.startaccessingsecurityscopedresource() { eventimage.image = UIImage(contentsOfFile: attachment.url.path!) attachment.url.stopaccessingsecurityscopedresource()

85 // Notification Content Extension Attachments class NotificationViewController: UIViewController, UNNotificationContentExtension var eventimage: UIImageView! func didreceive(_ notification: UNNotification) { let content = notification.request.content if let attachment = content.attachments.first { if attachment.url.startaccessingsecurityscopedresource() { eventimage.image = UIImage(contentsOfFile: attachment.url.path!) attachment.url.stopaccessingsecurityscopedresource()

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88 Actions

89 Default Action Handling

90 Default Action Handling Delivered to the app Notification gets dismissed immediately

91 Intercepting Action Response

92 Intercepting Action Response Delivered to the extension Can delay dismissal

93 // Intercepting notification action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { server.posteventresponse(response.actionidentifier) { if response.actionidentifier == "accept" { eventresponse.text = "Going!" eventresponse.textcolor = UIColor.green() else if response.actionidentifier == "decline" { eventresponse.text = "Not going :(" eventresponse.textcolor = UIColor.red() done(.dismiss)

94 // Intercepting notification action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { server.posteventresponse(response.actionidentifier) { if response.actionidentifier == "accept" { eventresponse.text = "Going!" eventresponse.textcolor = UIColor.green() else if response.actionidentifier == "decline" { eventresponse.text = "Not going :(" eventresponse.textcolor = UIColor.red() done(.dismiss)

95 // Intercepting notification action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { server.posteventresponse(response.actionidentifier) { if response.actionidentifier == "accept" { eventresponse.text = "Going!" eventresponse.textcolor = UIColor.green() else if response.actionidentifier == "decline" { eventresponse.text = "Not going :(" eventresponse.textcolor = UIColor.red() done(.dismiss)

96 // Intercepting notification action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { server.posteventresponse(response.actionidentifier) { if response.actionidentifier == "accept" { eventresponse.text = "Going!" eventresponse.textcolor = UIColor.green() else if response.actionidentifier == "decline" { eventresponse.text = "Not going :(" eventresponse.textcolor = UIColor.red() done(.dismiss)

97 // Intercepting notification action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { server.posteventresponse(response.actionidentifier) { if response.actionidentifier == "accept" { eventresponse.text = "Going!" eventresponse.textcolor = UIColor.green() else if response.actionidentifier == "decline" { eventresponse.text = "Not going :(" eventresponse.textcolor = UIColor.red() done(.dismiss)

98 // Intercepting notification action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { server.posteventresponse(response.actionidentifier) { if response.actionidentifier == "accept" { eventresponse.text = "Going!" eventresponse.textcolor = UIColor.green() else if response.actionidentifier == "decline" { eventresponse.text = "Not going :(" eventresponse.textcolor = UIColor.red() done(.dismissandforwardaction)

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100 Text Input Action

101 // Text Input Action private func makeeventextensioncategory() -> UNNotificationCategory { let commentaction = UNTextInputNotificationAction( identifier: "comment", title: "Comment", options: [], textinputbuttontitle: "Send", textinputplaceholder: "Type here ") return UNNotificationCategory(identifier: "event-invite", actions: [ acceptaction, declineaction, commentaction ], minimalactions: [ acceptaction, declineaction ], intentidentifiers: [], options: [])

102 // Text Input Action private func makeeventextensioncategory() -> UNNotificationCategory { let commentaction = UNTextInputNotificationAction( identifier: "comment", title: "Comment", options: [], textinputbuttontitle: "Send", textinputplaceholder: "Type here ") return UNNotificationCategory(identifier: "event-invite", actions: [ acceptaction, declineaction, commentaction ], minimalactions: [ acceptaction, declineaction ], intentidentifiers: [], options: [])

103 // Text Input Action private func makeeventextensioncategory() -> UNNotificationCategory { let commentaction = UNTextInputNotificationAction( identifier: "comment", title: "Comment", options: [], textinputbuttontitle: "Send", textinputplaceholder: "Type here ") return UNNotificationCategory(identifier: "event-invite", actions: [ acceptaction, declineaction, commentaction ], minimalactions: [ acceptaction, declineaction ], intentidentifiers: [], options: [])

104 // Text Input Action private func makeeventextensioncategory() -> UNNotificationCategory { let commentaction = UNTextInputNotificationAction( identifier: "comment", title: "Comment", options: [], textinputbuttontitle: "Send", textinputplaceholder: "Type here ") return UNNotificationCategory(identifier: "event-invite", actions: [ acceptaction, declineaction, commentaction ], minimalactions: [ acceptaction, declineaction ], intentidentifiers: [], options: [])

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106 // Text input action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { if let textresponse = response as? UNTextInputNotificationResponse { server.send(textresponse.usertext) { done(.dismiss)

107 // Text input action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { if let textresponse = response as? UNTextInputNotificationResponse { server.send(textresponse.usertext) { done(.dismiss)

108 // Text input action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { if let textresponse = response as? UNTextInputNotificationResponse { server.send(textresponse.usertext) { done(.dismiss)

109 // Text input action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { if let textresponse = response as? UNTextInputNotificationResponse { server.send(textresponse.usertext) { done(.dismiss)

110 // Text input action response class NotificationViewController: UIViewController, UNNotificationContentExtension { func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { if let textresponse = response as? UNTextInputNotificationResponse { server.send(textresponse.usertext) { done(.dismiss)

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114 // Custom input accessory view class NotificationViewController: UIViewController, UNNotificationContentExtension { override func canbecomefirstresponder() -> Bool { return true override var inputaccessoryview: UIView { get { return inputview func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { if response.actionidentifier == "comment" { becomefirstresponder() textfield.becomefirstresponder()

115 // Custom input accessory view class NotificationViewController: UIViewController, UNNotificationContentExtension { override func canbecomefirstresponder() -> Bool { return true override var inputaccessoryview: UIView { get { return inputview func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { if response.actionidentifier == "comment" { becomefirstresponder() textfield.becomefirstresponder()

116 // Custom input accessory view class NotificationViewController: UIViewController, UNNotificationContentExtension { override func canbecomefirstresponder() -> Bool { return true override var inputaccessoryview: UIView { get { return inputview func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { if response.actionidentifier == "comment" { becomefirstresponder() textfield.becomefirstresponder()

117 // Custom input accessory view class NotificationViewController: UIViewController, UNNotificationContentExtension { override func canbecomefirstresponder() -> Bool { return true override var inputaccessoryview: UIView { get { return inputview func didreceive(_ response: UNNotificationResponse, completionhandler done: (UNNotificationContentExtensionResponseOption) -> Void) { if response.actionidentifier == "comment" { becomefirstresponder() textfield.becomefirstresponder()

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119 Summary Attachments and custom UI Attachments with service extension Custom UI with content extension Media attachments User interaction

120 More Information

121 Related Sessions Introduction to Notifications Pacific Heights Wednesday 9:00AM

122 Labs Notifications Lab Frameworks Lab C Wednesday 11:00AM Notifications Lab Graphics, Games, and Media Lab B Friday 9:00AM

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