top 10 ứng dụng cho iphone 4
Tài liệu Lập trình ứng dụng cho iPhone part 10 ppt
... notifications accordingly Again, we’ll discuss this topic in chapter 14 10. 4. 4 Life-cycle management By now you know how to create objects using the iPhone OS and how to release their memory when ... shown toward the top in the diagram) Media Core Services Core OS Figure 10. 4 Apple provides you with four layers of frameworks to use when writing iPhone SDK programs Introducing the iPhone OS 181 ... initialization process with an argument 186 CHAPTER 10 Learning Objective-C and the iPhone OS 10. 4. 2 Memory management Because of power considerations, the iPhone OS doesn’t support garbage collection...
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Phát triển ứng dụng cho iPhone và iPad - part 10 pps
... initWithFrame:CGRectMake(0.0, 0.0, 40 .0, 40 .0)] autorelease]; productImage.tag = PRODUCTIMAGE_TAG; // Add the Image to the cell’s content view CH003.indd 63 9/18 /10 9:26:20 AM 64 ❘ CHAPTER DISPLAYING YOUR ... (UIImageView *)[cell.contentView viewWithTag:FLAGIMAGE_TAG]; } RootViewController.m CH003.indd 64 9/18 /10 9:26:20 AM Customizing the TableView ❘ 65 You can now see how you use tags The viewWithTag ... relatively time-consuming process In addition, memory is scarce on an embedded device such as the iPhone or iPad It is inefficient to create all of the cells and have them hanging around using memory...
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Lập trình ứng dụng cho iPhone part 15
... figure 15 .4 UINavigationController UINavigationBar UIViewController UIViewController UINavigationItem UINavigationItem UIBarButtonItem UIBarButtonItem (optional) (optional) Figure 15 .4 The navigation ... own table controller in chapter 13 Note that this sets up the standard iPhone paradigm of navigation controllers being built atop table controllers The table view controller’s contents are instantiated ... at runtime At setup you can choose to create a navigational hierarchy and push a user into it before he or she takes any actions You can see this in action in various iPhone programs Mail always...
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Lập trình ứng dụng cho iPhone part 18
... blendMode:kCGBlendModeNormal alpha:.5]; [myImage2 drawInRect:CGRectMake (10, 10, 140 , 210) ]; [myImage3 drawInRect:CGRectMake(170, 240 , 140 , 210) ]; } Note that the drawAtPoint: method gives you access to ... suggested restriction when you’re creating UIImages: the images shouldn’t be larger than 102 4x10 24 346 CHAPTER 18 Media: images and sounds Once you import an image into your program, you can ... action:@selector(finishPic:)]] animated:YES]; mySlider = [[UISlider alloc] initWithFrame:CGRectMake(90 ,41 5, 210, 44 )]; mySlider.value = 5; [mySlider addTarget:self action:@selector(rescalePic:) forControlEvents:UIControlEventValueChanged];...
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Lập trình ứng dụng cho iPhone part 19
... CGPathAddArc(myPath,NULL, 110, 50,30,0,2*M_PI,1); CGPathMoveToPoint(myPath,NULL, 240 , 50); CGPathAddArc(myPath,NULL, 210, 50,30,0,2*M_PI,1); CGPathAddArc(myPath,NULL,160, 110, 15,0,2*M_PI,1); CGPathAddArc(myPath,NULL,160, 210, 25,0,2*M_PI,1); ... CGContextAddEllipseInRect CGPathAddLineToPoint CGContextAddLineToPoint CGPathAddRect CGContextAddRect CGPathMoveToPoint CGContextMoveToPoint CGPathCloseSubpath CGContextClosePath 3 74 CHAPTER 19 Graphics: Quartz, ... together: CGContextTranslateCTM(ctx, 100 , 100 ); CGContextRotateCTM(ctx, 25*M_PI); These functions move a drawing 100 to the right and 100 down and rotate it by 45 degrees Figure 19.2 shows the untransformed...
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Lập trình ứng dụng cho iPhone part 20
... the focus of your iPhone network programming The first thing you’ll need to know is how to use the iPhone s URL objects 20.3 Working with URLs With HTTP being the basis of most iPhone internet ... already seen 40 2 CHAPTER 20 The web: web views and internet protocols 20 .4. 1 Calling up the web view There are two main ways to fill a web view once you’ve created it, as listed in table 20 .4 Most ... Location internet examples 20 .4. 4 Google Maps: a Core Location example Google Maps should be an ideal way to show off Core Location, because it’s already built into the iPhone and because it can...
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Lập trình ứng dụng cho iPhone part 21
... exploration of iPhone development B.1 General resources Site URL Summary The Apple Blog General Apple blog, including some iPhone discussion iPhone Atlas http://www.iphoneatlas.com iPhone news blog iPhone ... and iPhone discussion Furbo.org http://furbo.org/ General blog that’s mostly iPhone discussion iDevKit http://idevkit.com/ Forums and news iPhone Dev SDK http://www.iphonedevsdk.com/ Forums iPhone ... Forums iPhone Development http://iphonedevelopment blogspot.com/ Blog with extensive original content iPhone Development Central http://www.iphonedevcentral.org/ Online iPhone tutorials Lap Cat Software...
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Tài liệu Lập trình ứng dụng cho iPhone part 1 docx
... the iPhone unique 1 .4. 1 Output and iPhone viewport When using the iPhone for most purposes, you may note that it has a 48 0x320 screen that displays very clearly This is not a far cry from the 640 x480 ... section for its discussion 12 1 .4 CHAPTER Introducing the iPhone Understanding iPhone input and output Although an iPhone has a native screen resolution of 48 0x320 pixels, web viewers won’t ... visible area: 320x356 48 0x208 bottom bar: 32px Landscape Mode bottom bar: 44 px Portrait Mode Figure 1.1 The iPhone supports two dramatically different views, landscape and portrait Choosing between...
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Tài liệu Lập trình ứng dụng cho iPhone part 2 doc
... book 2 .4 Stand-alone iPhone development The topic of iPhone development isn’t just as simple as web versus SDK We’ve divided those topics further by highlighting six ways you can develop iPhone ... mentions only iPhone friendly Web Chapters 3, iPhone optimized Web Chapters 3, iPhone web apps Web Chapters 4 6, Dashcode Web Chapter SDK native apps SDK Chapters 10 19 SDK web apps 2 .4. 1 Web SDK ... development models iPhone web apps represent a transition for iPhone developers When you’re engaging in simpler types of iPhone development—making existing web sites iPhone friendly or iPhone optimized—you’re...
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Tài liệu Lập trình ứng dụng cho iPhone part 3 pdf
... 320x60 or 48 0x60 Bottom bar Displays web page navigation functions: back and forward, bookmark buttons, and tab navigator 320x 44 or 48 0x32 46 CHAPTER Redeveloping web pages for the iPhone Each ... iPhone, as listed in table 3 .4 iPhone fonts Notes Includes Courier Includes Helvetica Neue Includes Times Table 3 .4 The iPhone supports a large set of fonts For an iPhone- friendly page, make sure ... chapter 3 .4 Manipulating iPhone chrome Thus far we’ve offered up some standard techniques for differentiating iPhone and desktop viewers Now that you know when a user is browsing with an iPhone, ...
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Tài liệu Lập trình ứng dụng cho iPhone part 4 pdf
... -webkit-animation-iteration-count: 1; E } @-webkit-keyframes 'moveit' { F 0% { left: 0px; top: 0px; } 20% { left: 0px; top: 100 px; } 100 % { left: 0px; top: 45 0px; opacity: 0; } } To create an animation, you must define ... will work on the iPhone 4. 1.1 New HTML elements The WebKit introduces several new HTML elements We’ve listed the ones most likely to be useful for iPhone design in table 4. 1 Table 4. 1 WebKit HTML ... Metatag for the iPhone; discussed in chapter There are also some variants of and some alternate ways to embeds and layers, most of which are being deprecated in HTML 4. 01 4. 1.2 Table 4. 2 New CSS...
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Tài liệu Lập trình ứng dụng cho iPhone part 5 pptx
... available for you to use in creating iPhone- like web pages iUI class Element Summary button The standard iPhone- UI toolbar button Appears at top right normally, or at top left with an arrow pointing ... color="#ED1C 24" >Pigment Red (#ED1C 24) Ruby Red (#E0115F) Dark Reds Crimson (#DC 143 C) ... Stops iPhone from resizing text on page enableTextSizeAdjust Function Allows iPhone to again resize text on page hideURLbar Function Hides the URL bar chrome Can also move a user back to the top...
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Tài liệu Lập trình ứng dụng cho iPhone part 6 ppt
... canvas.getContext('2d'); context.beginPath(); context.moveTo (10, 110) ; context.lineTo (10, 10); context.lineTo (40 ,40 ); context.lineTo(70 ,10) ; context.lineTo(70, 110) ; context.closePath(); context.stroke(); B C ... context.moveTo (40 ,300); context.bezierCurveTo(180,270,150, 240 ,300 ,40 ); context.stroke(); Figure 6 .4 shows what the output of listing 6.3 looks like To the left, we have it as it appears on the iPhone ... context.fillRect (100 ,100 ,150,150); context.clearRect(125,125 ,100 ,100 ); context.strokeRect(150,150,50,50); Note that in each of these method calls, the x,y values define the top left of the rectangle,...
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Tài liệu Lập trình ứng dụng cho iPhone part 7 ppt
... Dashcode includes a top bar (top) for important buttons, a navigator (left) for getting around your web page, and a canvas (right) to show off your content ABOUT THE TOP BAR The top bar provides ... which is the version that you’ll need to write iPhone web apps, is only available as part of the iPhone SDK You should thus jump forward to chapter 10 for some information on how to install it ... you’re writing for the iPhone Finally, the Share button allows you to deploy your web app We’ll discuss this in section 7.1 .4 Now let’s return to the blue button at the top of the navigator If...
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Tài liệu Lập trình ứng dụng cho iPhone part 8 pdf
... debugging on the iPhone easier Program Location iPhone Debug iPhone Web Developer 8.3.1 http://code.google.com/p/iphonedebug/ http://www.manifestinteractive.com /iphone/ #_Webdev Using iPhone Debug ... Firebug on the iPhone, because it stopped working when iPhone OS 2.0 was released, with no indication that it’s going to be repaired in the future 150 CHAPTER Table 8 .4 Debugging iPhone web pages ... Debugging with your iPhone Desktop programs are generally the best way to debug your iPhone web apps That’s because you can have a fully featured desktop browser sitting next to an iPhone Simulator...
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Tài liệu Lập trình ứng dụng cho iPhone part 9 doc
... memory yourself Because these rules are based on functionality of the iPhone OS, we cover them in the next chapter in section 10. 4. 2 Although Objective-C objects are generally built using pointers ... offer one caveat: none of these short overviews can possibly justice to the topics There are complete books on each of these topics, and if you feel like you need more information, you should pick ... work themselves 9 .4 Summary We think it’s entirely possible for someone without object-oriented experience (and even without C experience) to make the transition from creating iPhone- based web...
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Tài liệu Lập trình ứng dụng cho iPhone part 11 pptx
... Xcode To compile in Xcode, choose Build > Build and Run from the menus Your program will compile and link Then it will be installed on the iPhone Simulator, and the iPhone Simulator will start ... really of interest to you As you’ll recall, that’s one of the iPhone OS life-cycle messages that we touched on in chapter 10 Whenever an iPhone application gets entirely loaded into memory, it’ll ... everything inside the applicationDidFinishingLaunching method, as shown in listing 11 .4 Listing 11 .4 The iPhone presents… Hello, World! - (void)applicationDidFinishLaunching:(UIApplication *)application...
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Tài liệu Lập trình ứng dụng cho iPhone part 12 pdf
... controller), and First Responder refers to the top object in the responder chain (which we introduced in chapter 10 and will cover in depth in chapter 14) You’ll meet these proxies again when we ... and the SDK—a topic that we first touched on in chapter and that turns out to be pretty simple to attain using the iPhone OS By linking to a URL that sends dynamic content to your iPhone, you can ... information about your object It will generally be your first stop whenever you want to modify an object that exists in Interface Builder Figure 12 .4 shows the Attributes tab for our label When we manipulated...
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Tài liệu Lập trình ứng dụng cho iPhone part 13 ppt
... VIEWS When you change your iPhone s orientation from portrait to landscape, you’re changing the amount of space for displaying content—the device goes from 320x480 to 48 0x320 As we saw, when you ... UIDevice object—a Table 13 .4 The view controller’s interfaceOrientation property tells you the current orientation of an iPhone Constant Summary UIInterfaceOrientationPortrait iPhone is vertical, right ... UIInterfaceOrientationPortraitUpsideDown iPhone is vertical, upside down UIInterfaceOrientationLandscapeLeft iPhone is horizontal, tilted left UIInterfaceOrientationLandscapeRight iPhone is horizontal, tilted...
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Tài liệu Lập trình ứng dụng cho iPhone part 14 docx
... you can use to figure out more information about your event, as described in table 14. 2 244 CHAPTER 14 Table 14. 2 Monitoring events and actions The encapsulating event object has a number of methods ... listing 14. 2 UIWindow UIViewController reportView UITextField UILabel UITextField Figure 14. 4 Working primarily in Interface Builder, we’ve connected up six objects that we’ll be using to report iPhone ... UIView, and UIApplication We’ve listed all the notable options we’re going to discuss in table 14. 4 Table 14. 4 Properties in various objects allow for additional control of when events are monitored...
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