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画面遷移と私(iOS)
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tokorom
July 14, 2015
Programming
4
3.8k
画面遷移と私(iOS)
画面遷移のときに値渡したりもらったりするところ、もっと簡単に書きたいよね!のアップデート。
tokorom
July 14, 2015
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Transcript
ը໘ભҠͱࢲʢiOSʣ ॴ ༑ଠ @tokorom iOS App Programer potatotips-19
ॴ༑ଠ @tokorom
ͪΐ͏Ͳ1લ ୈ6ճ potatotips
iOSͷը໘ભҠͱࢲ ॴ ༑ଠ @tokorom iOS App Programer potatotips-19
ը໘ભҠͷྺ࢙
ը໘ભҠͷྺ࢙ •لݩલɿStoryboardొલ •لݩޙɿStoryboardొҎޙ •৽࣌ɿcontext࣌ʁ
StoryboardొҎલͷը໘ભҠ let selectVC = SelectItemVC() selectVC.targetUser = self.user self.presentViewController(selectVC, animated:
true, completion: nil) ભҠઌʹΛ͢
StoryboardొҎલͷը໘ભҠ selectVC.delegate = self extension MyViewController: SelectItemVCDelegate { override func
itemDidSelect(item: Item) { // get an item! } } ભҠઌ͔ΒΛΒ͏
Storyboard࣌ͷը໘ભҠ self.performSegueWithIdentifier("SelectItems", sender: nil) override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?)
{ switch segue.identifier { case: "SelectItems": if let selectVC = segue.destinationViewController as? SelectItemsViewController { selectVC.user = self.user } ભҠઌʹΛ͢
Storyboard࣌ͷը໘ભҠ @IBAction func unwind(segue: UIStoryboardSegue) { if let vc =
segue.sourceViewController as? SelectitemVC { let item = vc.selectedItem } } ભҠઌ͔ΒΛΒ͏
WatchKitͰͷྫ self.presentControllerWithName("SelectItem", context: user) override func awakeWithContext(context: AnyObject?) { super.awakeWithContext(context)
self.user = context as? User } ભҠઌʹΛ͢
WatchKitͰͷྫ self.presentControllerWithName("SelectItem", context: user) override func awakeWithContext(context: AnyObject?) { super.awakeWithContext(context)
self.user = context as? User } ભҠઌʹΛ͢
WatchKitͷcontextͷྑ͍ͱ͜Ζ •ૄ݁߹ʂ •Λ͢ͱ͖ʹભҠݩͱભҠઌ͕ґଘ͕ؔͰ ͖ͳ͍ •ಉ͡ΠϯλʔϑΣʔεͰͳΜͰͤΔ •Optional BidingͳͲͰ؆୯/҆શʹड͚औΕΔ
ͳ͓… ̍ϲ݄લͷ΅͘
Swift࣌ΈΜͳ͜͏ॻ͖͍ͨΑͶ self.performSegueWithIdentifier("ItemSelect", context: user) { (item: Item) in let selectedItem
= item } ભҠઌʹΛ͢ˍΒ͏
ͪΐ͏Ͳ1લ ୈ6ճ potatotips
ͪΐ͏Ͳ1લ ୈ6ճ potatotips
ͦͯ͠ࠓʂ https://github.com/tokorom/SegueContext
͜ͷॻ͖ํɺͰ͖·͢ʂ self.performSegueWithIdentifier("ItemSelect", context: user) { (item: Item) in let selectedItem
= item } ભҠઌʹΛ͢ˍΒ͏
UIViewController+Contextͷྑ͍ͱ͜ •ૄ݁߹ʂ •SwiftͰܕ҆શͳͷड͚͠ •NavigationControllerͱ͔TabBarControllerΛڬΜ ͰͬͪΌΒ •ΧελϜSegueͳͲෳࡶͳભҠͰ͑Δ •Apple Way͔ΒͣΕ͗͢ͳ͍ʁ
More Information Yuta ToKoRo iOS App Programer Twitter @tokorom http://www.tokoro.me/
https://github.com/tokorom/SegueContext