iOS 5 Programming Cookbook phần 4 pptx

... thread = <NSThread: 0x4b0e4e0>{name = (null), num = 1}Main thread = <NSThread: 0x4b0e4e0>{name = (null), num = 1} 5. 5 Performing UI-Related Tasks with GCD | 3 75 });});In this chapter, ... button and on the button and drag all the way to the secondview controller (see Figure 4- 20. 344 | Chapter 4:  Storyboards NSLog(@"Outside variable = %lu", (unsigned long)outsideVariable); ... onto your view controllers.Figure 4- 18. Selecting the Button object in the Object Library 4. 2 Adding a Navigation Controller to a Storyboard | 343 Figure 5- 2. Downloading and displaying images...

... return suite; } 4. 14. 4 See Also Recipe 4. 10 explains the RepeatedTest class. 4. 15 Testing Asynchronous Methods 4. 15. 1 Problem You want to test asynchronous methods. 4. 15. 2 Solution Use ... Recipe 5. 3, you can type ant junit to run this test. 5. 4. 4 See Also Recipe 5. 3 shows how to set up the build environment. Recipe 4. 13 shows how to handle exceptions using JUnit. 5. 5 Following ... XML. 4. 21 .4 See Also Recipe 4. 6 explains how JUnit normally instantiates and runs test cases. Chapter 5. HttpUnit Section 5. 1. Introduction Section 5. 2. Installing HttpUnit Section 5. 3....

... Operations 40 4 5. 14 Creating Dependency Between Operations 41 1 5. 15 Creating Concurrency with Timers 41 3 5. 16Creating Concurrency with Threads 41 8 5. 17Invoking Background Methods 42 4 5. 18Exiting ... 747 15. 3Constructing, Setting, and Using Colors 749 15. 4 Drawing Images 7 54 15. 5Drawing Lines 759 15. 6Constructing Paths 766 15. 7Drawing Rectangles 771 15. 8Adding Shadows to Shapes 776Table of ... Gestures 45 9 7.2Detecting Rotation Gestures 46 17.3Detecting Panning and Dragging Gestures 4 65 7 .4 Detecting Long Press Gestures 46 77 .5 Detecting Tap Gestures 47 07.6Detecting Pinch Gestures 47 2Table...

... around 30% of iOS devices today arerunning iOS versions that are about a year or a year and a half old. If today we areworking with iOS 5, there are still iOS devices out there running iOS, 3 for ... available only in iOS 5 SDK and only devicesrunning iOS 5 will be able to run such code. However, if you are planning to support iOS 4 as well as iOS 5, then you can, at run-time, detect the availability ... 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 only in iOS 5 SDK...

... addSubview:self.myTextField];And the results are shown here:2. 14 Accepting User Text Input with UITextField | 2 05 Figure 2 -47 . A placeholder is shown when there is no text in a text fieldText ... next line? Ok, go ahead and change the height from 23.0f to 50 .0f:CGRect labelFrame = CGRectMake(0.0f, 0.0f, 100.0f, 50 .0f);1 94 | Chapter 2: Implementing Controllers and Views characterOrCharacters];}- ... navigation barThat was simple and easy. But if you are an iOS user, you probably have noticed thatthe system apps that come preconfigured on iOS have a different Add button. Haveyou noticed that?...