iOS 5 Programming Cookbook phần 8 ppt

... (second and third generations), provided that the iOS on these devices has been updated to iOS 4.0 or iOS 5. Furthermore, a device could have iOS 5. 0 or later installed on it, but the under- lying ... depending on the iOS devices it targets, can be run and executed on a variety of devices on different operating systems. For instance, if you compile your application with iOS SDK...

Ngày tải lên: 13/08/2014, 18:20

... = 5; break; } case 2:{ result = 8; break; } } } return result; } So up to now, we have asked the table view to render 3 sectins with 3 rows in the first, 5 rows in the second and 8 ... controller will need to have reference to the 254 | Chapter 2: Implementing Controllers and Views Figure 2- 78. Split keyboard on the iPad in landscape mode iOS broadcasts various notifica...

Ngày tải lên: 13/08/2014, 18:20

... ABMultiValueRef 0x 684 ad50 with 2 value(s) 0: _$!<Home>!$_ (0x 684 af00) - vandad.np@gmail.com (0x 684 af20) 1: _$!<Work>!$_ (0x 684 aee0) - iosandosx@gmail.com (0x 684 af90) First Name ... YES; } 10.3 Retrieving Properties of Address Book Entries | 55 5 9.6 Playing Video Files Problem You would like to be able to play video files in your iOS application. Solution Use an ins...

Ngày tải lên: 13/08/2014, 18:20

... num = 1} 5. 5 Performing UI-Related Tasks with GCD | 3 75 }); }); In this chapter, you will learn all there is to know about GCD and how to use it to write modern multithreaded apps for iOS and ... choose what you want to do at runtime and change the activity of a program. In 5. 0 Introduction | 355 See Also XXX 5. 3 Invoking Block Objects Problem You've learned how to construct b...

Ngày tải lên: 13/08/2014, 18:20

... Graphic Contexts 796 15. 12 Rotating Shapes Drawn on Graphic Contexts 80 0 15. 13 Animating and Moving Views 80 2 15. 14 Animating and Scaling Views 81 2 15. 15 Animating and Rotating Views 81 4 16. Core Motion ... at: O’Reilly Media, Inc. 10 05 Gravenstein Highway North Sebastopol, CA 954 72 (80 0) 9 98- 99 38 (in the United States or Canada) (707) 82 9- 051 5 (international or...

Ngày tải lên: 13/08/2014, 18:20

... around 30% of iOS devices today are running iOS versions that are about a year or a year and a half old. If today we are working with iOS 5, there are still iOS devices out there running iOS, 3 for ... runs on iOS 5 out to the App Store. Some of the classes that we use are available only on specific versions of iOS. For in- stance, the NSJSONSerialization class is available onl...

Ngày tải lên: 13/08/2014, 18:20

... and see what happens: Figure 2- 38. A very simple tab bar populated with two view controllers 2.12 Presenting Multiple View Controllers with UITabBarController | 1 85 And the results are exactly ... UINavigationController. 2 .8 Implementing Navigation with UINavigationController | 163 Figure 2-33. A navigation button added to a navigation bar That was simple and easy. But if you are an iO...

Ngày tải lên: 13/08/2014, 18:20

... location */ CLLocationCoordinate2D location; location.latitude = 50 .82 191692907 181 ; location.longitude = -0.1 381 1767101 287 842; /* Create the annotation using the location */ MyAnnotation ... viewDidLoad]; CLLocation *location = [[CLLocation alloc] initWithLatitude:+ 38. 411 281 0 longitude:-122 .84 09 780 f]; self.myGeocoder = [[CLGeocoder alloc] init]; [self.myGeocod...

Ngày tải lên: 13/08/2014, 18:20

... pixels. 15. 0 Introduction | 7 35 Figure 15- 4. Saving our Xcode project on disk 4. On the right side, select Objective-C class, and then press Next (see Figure 15- 5). 15. 0 Introduction | 739 Figure 15- 6. ... 739 Figure 15- 6. Creating a subclass of UIView 15. 0 Introduction | 741 Figure 15- 5. Creating a new Objective-C class in Xcode 5. In the next screen (Figure 15- 6), make sure t...

Ngày tải lên: 13/08/2014, 18:20

... the image shown in Figure 15- 32 will start moving towards the bottom-right corner, as shown in Figure 15- 33, over a period of 5 seconds. 15. 13 Animating and Moving Views | 8 05 - (BOOL) application:(UIApplication ... View = <UIImageView: 0x 682 21a0; frame = (200 350 ; 100 100); opaque = NO; userInteractionEnabled = NO; layer = <CALayer: 0x 682 21d0>> 80 6 | Chapte...

Ngày tải lên: 13/08/2014, 18:20