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Einstieg und Ausblick
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stefan.scheidt@opitz-consulting.com
          @stefanscheidt
         Solution Architect
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              <Präsentationstitel – bitte im Folienmaster ändern>                           © OPITZ CONSULTING GmbH 2011   Seite 3
Wer sind Sie?
Wie alles begann ...
1985: US-Patent 281,686
1993: Apple Newton MessagePad
????: Prototyp „Touchscreen Phone for Workplace“
200X: Project Purple 1
2007: Das iPhone ...
Aktuelle iOS-Hardware
Aktuelle iOS-Hardware
Aktuelle iOS-Hardware
Aktuelle iOS-Hardware
Unterschiede
Display:    480 x 360 (iPhone/iPod touch)
            960 x 640 (iPhone/iPod touch „v4“)
           1024 x 768 (iPad)
RAM:       128 bis 512 MB
Flash:     4 bis 64 GB
CPU:       ARM 412 GHz bis
           Apple A5 Dualcore 1 GHz
Gadgets:   UMTS/GPS, Front-Kamera
           Kompass, Gyroskop, ...
iOS

  Unix



 Darwin



Mac OS X



  iOS
Für iOS entwickeln

                Web-Apps
    „verpackte“ Web-Apps (PhoneGap)
„Crossplatform-Tool-Apps“ (Titanium Mobile)
      „crosscompiled Apps“ (XMLVM)
                    ...
          „native Apps“ (iOS SDK)
iOS SDK

2007:          Noch kein SDK
Anfang 2008:   SDK für iPhone OS 2.0
Mitte 2008:    App Store öffnet
Mitte 2009:    iOS 3
Mitte 2010:    iOS 4
Herbst 2011:   iOS 5
iOS SDK
              Cocoa Touch
UIKit, MapKit, Event Kit UI, Game Kit, iAd, ...

                  Media
Core Graphics, Core Animation, Core Text,
Open GL ES, Core Audio, AV Foundation, ...

             Core Services
Core Foundation, Foundation, CFNetwork,
  Core Data, Core Location, Event Kit, ...

                 Core OS
Objective-C
      =
C + Smalltalk

                    ObjC
                C
Eigenschaften von Objectiv-C
          objektorientiert
    basiert auf Message Passing
 Dynamic Binding / Dynamic Typing
            Introspection
  Einfach-Vererbung und Protocols
  Erweiterungen durch Categories
              Properties
              Blocks (C)
iOS und Memory Management


   Objective-C 2.0 bietet
                             
    Garbage Collection.

 Aber leider nicht für iOS ... 
Memory Management
ohne Garbage Collection?

Durch Reference Counting:
Die gute Nachricht:

      Ab iOS 5 gibt‘s
Automatic Reference Counting.

             
Ein bisschen Objective-C Code ...
[NewsItem alloc]




      News Items benutzen
[[NewsItem alloc] initWithTitle:@"News Item 1"
                  andSubtitle:@"Subtitle 1"]




       News Items benutzen
NewsItem* i1 = [[NewsItem alloc] initWithTitle:@"News Item 1"
                                 andSubtitle:@"Subtitle 1"];




                      News Items benutzen
NewsItem* i1 = [[NewsItem alloc] initWithTitle:@"News Item 1"
                                 andSubtitle:@"Subtitle 1"];
NewsItem* i2 = [[NewsItem alloc] initWithTitle:@"News Item 2"
                                 andSubtitle:@"Subtitle 2"];




                      News Items benutzen
NewsItem* i1 = [[NewsItem alloc] initWithTitle:@"News Item 1"
                                 andSubtitle:@"Subtitle 1"];
NewsItem* i2 = [[NewsItem alloc] initWithTitle:@"News Item 2"
                                 andSubtitle:@"Subtitle 2"];
                         [NSMutableArray alloc]




                      News Items benutzen
NewsItem* i1 = [[NewsItem alloc] initWithTitle:@"News Item 1"
                                 andSubtitle:@"Subtitle 1"];
NewsItem* i2 = [[NewsItem alloc] initWithTitle:@"News Item 2"
                                 andSubtitle:@"Subtitle 2"];
                        [[NSMutableArray alloc]
                              initWithObjects: i1, i2, nil]




                      News Items benutzen
NewsItem* i1 = [[NewsItem alloc] initWithTitle:@"News Item 1"
                                 andSubtitle:@"Subtitle 1"];
NewsItem* i2 = [[NewsItem alloc] initWithTitle:@"News Item 2"
                                 andSubtitle:@"Subtitle 2"];
NSMutableArray* items = [[NSMutableArray alloc]
                              initWithObjects: i1, i2, nil];




                      News Items benutzen
#import <Foundation/Foundation.h>

@interface NewsItem : NSObject




@end

                   NewsItem.h
#import <Foundation/Foundation.h>

@interface NewsItem : NSObject
{
    NSString* title;
    NSString* subtitle;
    BOOL unread;
}




@end

                   NewsItem.h
#import <Foundation/Foundation.h>

@interface NewsItem : NSObject
{
    NSString* title;
    NSString* subtitle;
    BOOL unread;
}

@property (copy) NSString* title;
@property (copy) NSString* subtitle;
@property (assign) BOOL unread;




@end

                   NewsItem.h
#import <Foundation/Foundation.h>

@interface NewsItem : NSObject




@property (copy) NSString* title;
@property (copy) NSString* subtitle;
@property (assign) BOOL unread;

- (id)initWithTitle:(NSString*)aTitle
        andSubtitle:(NSString*)aSubtitle;

@end

                   NewsItem.h
#import "NewsItem.h"

@implementation NewsItem




...

                   NewsItem.m
#import "NewsItem.h"

@implementation NewsItem
@synthesize title, subtitle, unread;




...

                   NewsItem.m
#import "NewsItem.h"

@implementation NewsItem
@synthesize title, subtitle, unread;

- (id)initWithTitle:(NSString *)aTitle
      andSubtitle:(NSString *)aSubtitle {
    self = [super init];
    if (self) {
        title = [aTitle copy];
        subtitle = [aSubtitle copy];
        unread = YES;
    }
    return self;
}

...

                   NewsItem.m
...

- (void)dealloc {
    [title release];
    [subtitle release];
    [super dealloc];
}

@end




               NewsItem.m (cont.)
Tooling




   Xcode 4 mit                Instruments
Interface Builder


      iOS Simulator
iOS Developer Programm

Apple Developer                                                      Kostenfrei
iOS Developer Program Individual                                      $99 / Jahr
„For an individual developer who will be creating free and
commercial iOS apps for distribution on the App Store.“
iOS Developer Program Company                                         $99 / Jahr
For a company with a development team who will be creating free
and commercial iOS apps for distribution on the App Store.
iOS Developer Enterprise Program                                     $299 / Jahr
For a company who will be creating proprietary, in-house iOS apps.
iOS Developer University Program                                     Kostenfrei
For higher education institutions looking to introduce iOS
development into their curriculum.
Volume Purchase Program

      „Offer Your Apps in Volume“

  „Sell and Distribute Custom B2B Apps
          to Business Customers“

Zur Zeit nur für „businesses and education
     institutions in the United States“
Provisioning

iOS Development Certificate besorgen
Für Beta-Tests: Testgeräte registrieren
          App-ID erzeugen
    Provisioning Profile erzeugen
            App verteilen
App Store Review ...
Ausblick - iCloud
Ausblick - Siri
Mehr Wissen ...
Online-Dokumentation
Sample Code
Online-Ressourcen


              WWDC Videos:

http://developer.apple.com/videos/wwdc/2010/
http://developer.apple.com/videos/wwdc/2011/
Online-Ressourcen

  Weblogs (willkürliche Auswahl):

http://www.raywenderlich.com/tutorials
       http://cocoawithlove.com/
   http://www.mikeash.com/pyblog/
         http://www.cimgf.com/
Bücher
Bücher
Bücher
Bücher
Bücher
Bücher
Quellen
                        Wie alles begann
http://mobile-review.com/articles/2010/iphone-history1-en.shtml
http://mobile-review.com/articles/2010/iphone-history2-en.shtml
http://mobile-review.com/articles/2010/iphone-history3-en.shtml
            http://en.wikipedia.org/wiki/MessagePad
       http://en.wikipedia.org/wiki/History_of_the_iPhone

                   Hardware-Spezifikationen
    http://en.wikipedia.org/wiki/IPod_Touch#Specifications
    http://en.wikipedia.org/wiki/IPhone#Model_comparison
   http://en.wikipedia.org/wiki/IPad#Technical_specifications
Quellen

                     iOS SDK
    http://en.wikipedia.org/wiki/IOS_(Apple)
http://en.wikipedia.org/wiki/IOS_version_history
  http://en.wikipedia.org/wiki/App_Store_(iOS)

             Reference Counting
http://cocoadevcentral.com/d/learn_objectivec/
Quellen

               Volume Purchase Program
https://developer.apple.com/appstore/resources/volume/

                    App Store Review
  http://developer.apple.com/appstore/guidelines.html
       http://reviewtimes.shinydevelopment.com/

                         iCloud
     https://developer.apple.com/icloud/index.php
Inspection
by Anoto AB, http://www.flickr.com/photos/anotogroup/3465589650

                            library porn
     by Swiv, http://www.flickr.com/photos/swiv/5719738832/
Vielen Dank
      für Ihr Interesse!
stefan.scheidt@opitz-consulting.com
           @stefanscheidt

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ioS Einstieg und Ausblick - Mobile DevCon Hamburg 2011 - OPITZ CONSULTING - Stefan Scheidt -

  • 2. Wer bin ich? stefan.scheidt@opitz-consulting.com @stefanscheidt Solution Architect
  • 3. Märkte Kunden Leistungs- Fakten angebot Java Branchen- IT-Strategie Gründung 1990 SOA übergreifend Beratung 400 Mitarbeiter ORACLE Über 600 Implementierung 8 Standorte in BI/DWH Kunden Betrieb D/PL Outtasking Training Industrie / Versorger / Handel / Logistik / Telekommunikation Dienstleistungen 29% 29% 42% Öffentliche Auftraggeber / Banken & Versicherungen / Vereine & Verbände <Präsentationstitel – bitte im Folienmaster ändern> © OPITZ CONSULTING GmbH 2011 Seite 3
  • 7. 1993: Apple Newton MessagePad
  • 8. ????: Prototyp „Touchscreen Phone for Workplace“
  • 15. Unterschiede Display: 480 x 360 (iPhone/iPod touch) 960 x 640 (iPhone/iPod touch „v4“) 1024 x 768 (iPad) RAM: 128 bis 512 MB Flash: 4 bis 64 GB CPU: ARM 412 GHz bis Apple A5 Dualcore 1 GHz Gadgets: UMTS/GPS, Front-Kamera Kompass, Gyroskop, ...
  • 16. iOS Unix Darwin Mac OS X iOS
  • 17. Für iOS entwickeln Web-Apps „verpackte“ Web-Apps (PhoneGap) „Crossplatform-Tool-Apps“ (Titanium Mobile) „crosscompiled Apps“ (XMLVM) ... „native Apps“ (iOS SDK)
  • 18. iOS SDK 2007: Noch kein SDK Anfang 2008: SDK für iPhone OS 2.0 Mitte 2008: App Store öffnet Mitte 2009: iOS 3 Mitte 2010: iOS 4 Herbst 2011: iOS 5
  • 19. iOS SDK Cocoa Touch UIKit, MapKit, Event Kit UI, Game Kit, iAd, ... Media Core Graphics, Core Animation, Core Text, Open GL ES, Core Audio, AV Foundation, ... Core Services Core Foundation, Foundation, CFNetwork, Core Data, Core Location, Event Kit, ... Core OS
  • 20. Objective-C = C + Smalltalk ObjC C
  • 21. Eigenschaften von Objectiv-C objektorientiert basiert auf Message Passing Dynamic Binding / Dynamic Typing Introspection Einfach-Vererbung und Protocols Erweiterungen durch Categories Properties Blocks (C)
  • 22. iOS und Memory Management Objective-C 2.0 bietet  Garbage Collection. Aber leider nicht für iOS ... 
  • 23. Memory Management ohne Garbage Collection? Durch Reference Counting:
  • 24. Die gute Nachricht: Ab iOS 5 gibt‘s Automatic Reference Counting. 
  • 26. [NewsItem alloc] News Items benutzen
  • 27. [[NewsItem alloc] initWithTitle:@"News Item 1" andSubtitle:@"Subtitle 1"] News Items benutzen
  • 28. NewsItem* i1 = [[NewsItem alloc] initWithTitle:@"News Item 1" andSubtitle:@"Subtitle 1"]; News Items benutzen
  • 29. NewsItem* i1 = [[NewsItem alloc] initWithTitle:@"News Item 1" andSubtitle:@"Subtitle 1"]; NewsItem* i2 = [[NewsItem alloc] initWithTitle:@"News Item 2" andSubtitle:@"Subtitle 2"]; News Items benutzen
  • 30. NewsItem* i1 = [[NewsItem alloc] initWithTitle:@"News Item 1" andSubtitle:@"Subtitle 1"]; NewsItem* i2 = [[NewsItem alloc] initWithTitle:@"News Item 2" andSubtitle:@"Subtitle 2"]; [NSMutableArray alloc] News Items benutzen
  • 31. NewsItem* i1 = [[NewsItem alloc] initWithTitle:@"News Item 1" andSubtitle:@"Subtitle 1"]; NewsItem* i2 = [[NewsItem alloc] initWithTitle:@"News Item 2" andSubtitle:@"Subtitle 2"]; [[NSMutableArray alloc] initWithObjects: i1, i2, nil] News Items benutzen
  • 32. NewsItem* i1 = [[NewsItem alloc] initWithTitle:@"News Item 1" andSubtitle:@"Subtitle 1"]; NewsItem* i2 = [[NewsItem alloc] initWithTitle:@"News Item 2" andSubtitle:@"Subtitle 2"]; NSMutableArray* items = [[NSMutableArray alloc] initWithObjects: i1, i2, nil]; News Items benutzen
  • 34. #import <Foundation/Foundation.h> @interface NewsItem : NSObject { NSString* title; NSString* subtitle; BOOL unread; } @end NewsItem.h
  • 35. #import <Foundation/Foundation.h> @interface NewsItem : NSObject { NSString* title; NSString* subtitle; BOOL unread; } @property (copy) NSString* title; @property (copy) NSString* subtitle; @property (assign) BOOL unread; @end NewsItem.h
  • 36. #import <Foundation/Foundation.h> @interface NewsItem : NSObject @property (copy) NSString* title; @property (copy) NSString* subtitle; @property (assign) BOOL unread; - (id)initWithTitle:(NSString*)aTitle andSubtitle:(NSString*)aSubtitle; @end NewsItem.h
  • 38. #import "NewsItem.h" @implementation NewsItem @synthesize title, subtitle, unread; ... NewsItem.m
  • 39. #import "NewsItem.h" @implementation NewsItem @synthesize title, subtitle, unread; - (id)initWithTitle:(NSString *)aTitle andSubtitle:(NSString *)aSubtitle { self = [super init]; if (self) { title = [aTitle copy]; subtitle = [aSubtitle copy]; unread = YES; } return self; } ... NewsItem.m
  • 40. ... - (void)dealloc { [title release]; [subtitle release]; [super dealloc]; } @end NewsItem.m (cont.)
  • 41. Tooling Xcode 4 mit Instruments Interface Builder iOS Simulator
  • 42. iOS Developer Programm Apple Developer Kostenfrei iOS Developer Program Individual $99 / Jahr „For an individual developer who will be creating free and commercial iOS apps for distribution on the App Store.“ iOS Developer Program Company $99 / Jahr For a company with a development team who will be creating free and commercial iOS apps for distribution on the App Store. iOS Developer Enterprise Program $299 / Jahr For a company who will be creating proprietary, in-house iOS apps. iOS Developer University Program Kostenfrei For higher education institutions looking to introduce iOS development into their curriculum.
  • 43. Volume Purchase Program „Offer Your Apps in Volume“ „Sell and Distribute Custom B2B Apps to Business Customers“ Zur Zeit nur für „businesses and education institutions in the United States“
  • 44. Provisioning iOS Development Certificate besorgen Für Beta-Tests: Testgeräte registrieren App-ID erzeugen Provisioning Profile erzeugen App verteilen
  • 51. Online-Ressourcen WWDC Videos: http://developer.apple.com/videos/wwdc/2010/ http://developer.apple.com/videos/wwdc/2011/
  • 52. Online-Ressourcen Weblogs (willkürliche Auswahl): http://www.raywenderlich.com/tutorials http://cocoawithlove.com/ http://www.mikeash.com/pyblog/ http://www.cimgf.com/
  • 59. Quellen Wie alles begann http://mobile-review.com/articles/2010/iphone-history1-en.shtml http://mobile-review.com/articles/2010/iphone-history2-en.shtml http://mobile-review.com/articles/2010/iphone-history3-en.shtml http://en.wikipedia.org/wiki/MessagePad http://en.wikipedia.org/wiki/History_of_the_iPhone Hardware-Spezifikationen http://en.wikipedia.org/wiki/IPod_Touch#Specifications http://en.wikipedia.org/wiki/IPhone#Model_comparison http://en.wikipedia.org/wiki/IPad#Technical_specifications
  • 60. Quellen iOS SDK http://en.wikipedia.org/wiki/IOS_(Apple) http://en.wikipedia.org/wiki/IOS_version_history http://en.wikipedia.org/wiki/App_Store_(iOS) Reference Counting http://cocoadevcentral.com/d/learn_objectivec/
  • 61. Quellen Volume Purchase Program https://developer.apple.com/appstore/resources/volume/ App Store Review http://developer.apple.com/appstore/guidelines.html http://reviewtimes.shinydevelopment.com/ iCloud https://developer.apple.com/icloud/index.php
  • 62. Inspection by Anoto AB, http://www.flickr.com/photos/anotogroup/3465589650 library porn by Swiv, http://www.flickr.com/photos/swiv/5719738832/
  • 63. Vielen Dank für Ihr Interesse! stefan.scheidt@opitz-consulting.com @stefanscheidt