Xamarin.iOS

第57回 Cocoa勉強会関西で話しました。
https://atnd.org/events/53550

1. Xamarin.iOS ! Ӊࠤݟ ެี
2. ࣗݾ঺հ • Ӊࠤݟ ެีʢtwitter: @usamik26ʣ • ϑΣϯϦϧגࣜձࣾ ڞಉ։ൃ෦ • CotEditor ։ൃʢOS X ςΩετΤσΟλʣ
3. ࠷ۙͷ࢓ࣄ • ීஈ͸ Objective-C Ͱ iOS ΞϓϦ։ൃ • ࠷ۙ͸ Xamarin + MvvmCross ͸͡Ί·ͨ͠
4. Agenda ɾXamarin ͱ͸Կ͔ ɾC# Λ࢖͏ ɾXamarin Studio ɾMVVM ͱ͸ ɾMvvmCross ɾXamarin ϥΠηϯε
5. Xamarin ͱ͸Կ͔
6. Xamarin ͱ͸Կ͔ • C# ͰΞϓϦ։ൃ • iOS / Android / Mac • .NET / Mono ϕʔε • MonoTouch / MonoDroid / MonoMac
7. Xamarin.iOS • ωΠςΟϒΞϓϦͱͯ͠ίϯύΠϧ • ैͬͯɺApp Store ਃ੥͕Մೳ
8. Xamarin.iOS • MonoTouch ܦ༝Ͱશ iOS API ʹΞΫηεՄೳ • ࠷৽ SDK ΁ͷ௥ਵ΋ૣ͍ʢطʹ iOS 8 ରԠʣ • ໋໊͸ C# ͷྲّྀʹ͋Θͤͯ͋Δ
9. όΠϯσΟϯάྫ [UIImage imageNamed:@“hoge”] (Objective-C) ! UIImage.FromBundle(“hoge”) (C#) [MonoTouch.Foundation.Export("imageNamed:")] public static UIImage FromBundle (string name)
10. طଘίʔυͷར༻ • Objective-C Ͱॻ͔ΕͨίʔυΛར༻Մೳ • ωΠςΟϒόΠϯσΟϯάΛࣗ෼Ͱੜ੒
11. Xamarin ղઆ
12. Xamarin ։ൃ࣮੷
13. C# Λ࢖͏
14. C# • Objective-C ΍ Swift ͷ୅ΘΓʹ C# Λ࢖͏ • C# ݻ༗ͷจ๏͕࢖͑Δ
15. ܕਪ࿦ var x = 1; // x ͸ int ! var obj = new Hoge(); // obj ͸ Hoge ΦϒδΣΫτ
16. ϥϜμࣜ // Ұ൪؆ܿͳه๏ʢܕਪ࿦ʣ x => x > 0 ! // ܕ΍ return Λলུ͠ͳ͍ه๏ (int x) => { return x > 0; } ! // ௨ৗͷؔ਺Ͱॻ͍ͨ৔߹ bool Hoge(int x) { return x > 0; }
17. LINQ ! ʢΫΤϦʣ var list1 = list.Where(x => x > 0); ! var list2 = list.Where(x => x > 0) .Select(x => x.Name);
18. async / await ! ʢඇಉظॲཧʣ async void Hoge() { Work1(); // ී௨ʹݺ͹ΕΔ var result = await WorkAsync(); // ผεϨου Work2(); // WorkAsync ͷޙͰݺ͹ΕΔ }
19. Xamarin Studio
20. ։ൃ؀ڥ • Xamarin StudioʢҎલ͸ MonoDevelopʣ • Storyboard ͷฤू΋ Xamarin Studio ͰՄೳ • xib ͷฤू͸ Xcode Λىಈͯ͠࿈ಈ
22. Storyboard
23. AutoLayout
24. NuGet • NuGet Ͱ֤छϥΠϒϥϦΛಋೖͰ͖Δ • ޙड़ͷ MvvmCross ΋ NuGet Ͱ
25. MVVM ͱ͸
26. MVVM • Model - View - ViewModel
27. ϩδοΫͱϏϡʔͷ෼཭ • ϩδοΫ෦෼͸ϓϥοτϑΥʔϜඇґଘ
28. Ϗϡʔ͸ϓϥοτϑΥʔϜ͝ͱ • ֤ϓϥοτϑΥʔϜͷੈք؍Λେࣄʹ͢Δ
29. MVVM Λ࢖͏ʹ͸ • C# / .NET จԽݍͰ͔ͭͪΘΕ͖ͯͨ • ͜ͷͨΊɺXamarin ͱ MVVM ͸૬ੑ͕Α͍ • ༨ஊɿObjective-C or Swift Ͱ΍ΔͳΒ ReactiveCocoa Λ࢖͏ͷ͕ྑ͍
30. MvvmCross
31. MvvmCross • Xamarin Ͱ MVVM ઃܭΛαϙʔτ͢ΔϥΠϒ ϥϦͷ̍ͭ • https://github.com/MvvmCross/MvvmCross
32. ϓϩδΣΫτߏ੒ • Core • Touch (iOS) • Droid (Android)
33. ϓϩδΣΫτߏ੒ • Core Project • ϓϥοτϑΥʔϜݻ༗ͷػೳ͸࢖͑ͳ͍ • Touch / Droid Project • ϓϥοτϑΥʔϜݻ༗ͷػೳ͕࢖͑Δ • Ͱ΋ɺView ʹ͸ϩδοΫΛॻ͔ͳ͍
34. ϓϥοτϑΥʔϜґଘͷػೳ • ϓϥοτϑΥʔϜґଘͷػೳΛ࢖͍͍ͨ • ͨͱ͑͹Χϝϥͱ͔ • ϓϥάΠϯΛ࡞Δ͜ͱͰղܾ
35. View ͷ࡞੒ • MVVM ͷ View = UIViewController • View ͷίʔυ͸࠷খݶʹ͓͑͞Δ • ը໘ϩδοΫ͸ ViewModel • xib + AutoLayout Λ׆༻ • ʢݱঢ় MvvmCross ͸ Storyboard ඇରԠʣ
36. ը໘ભҠ • ը໘ભҠͷ࿦ཧ͸ ViewModel ʹهड़ • ΞχϝʔγϣϯॲཧͳͲ͸ View ʹهड़ • Storyboard ͷ Segue ͱ͸૬ੑѱ͍ɾɾɾ
37. όΠϯσΟϯά • View ͱ ViewModel ͷόΠϯσΟϯάهड़ • ͜Ε͸ίʔυͰॻ͔͘͠ͳ͍ʢiOS ͷ৔߹ʣ
38. όΠϯσΟϯά var set = this.CreateBindingSet<HogeView, HogeViewModel>(); set.Bind(HogeLabel).To(vm => vm.HogeText); set Bind(HogeButton).To(vm => vm.HogeCommand); set.Apply();
39. ͦͷଞ • MvvmCross ͸όΠϯσΟϯάΛָʹ͢ΔΫϥ εΛ͍͔ͭ͘༻ҙ͍ͯ͠Δ • MvxImageView • MvxTableViewSource • ͳͲ
40. Xamarin ϥΠηϯε
41. Xamarin ϥΠηϯε • ϥΠηϯεߴ͍ɾɾɾ • 1ϲ݄ͷ Trial ͋Γ
42. ͓஌Βͤ
43. ΤϯδχΞืूத
45. Xamarin ʹڵຯ͕͋Δਓ͸ ͥͻͲ͏ͧ