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2014/10/15 ¤U¤È 10:12:27
iphone Programming Glossary: pageUIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs horizontal paging like Mobile Safari tabs Mobile Safari allows you to switch pages by entering a sort of UIScrollView horizontal paging view with a page control at the bottom. I am trying.. Safari allows you to switch pages by entering a sort of UIScrollView horizontal paging view with a page control at the bottom. I am trying to replicate this particular behavior where a horizontally scrollable.. multiples of its frame width or height . So the first step is to figure out how wide you want your pages to be. Make that the width of the UIScrollView . Then set your subview's sizes however big you need..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts question As per this documentation on apple's site scroll down to Privacy in the middle of the page access to the address book must be granted before it can be access programmatically. Here is what I..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone Core OS on the iPhone. Both 10.4 and 10.5 have usr include CommonCrypto although 10.5 has a man page for CCCryptor.3cc and 10.4 doesn't so YMMV. EDIT See this follow up question on using Base64 encoding..
How to get the RGB values for a pixel on an image on the iphone http://stackoverflow.com/questions/144250/how-to-get-the-rgb-values-for-a-pixel-on-an-image-on-the-iphone posted earlier this evening with a consolidation and small addition to what had been said on this page that can be found at the bottom of this post. I am editing the post at this point however to post what..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library this mylib.a file and drop it into Target Link Binary With Library group. Open target info in fist page General and add my lib to dependencies list after that all works OK. ObjC flag was enough in my case...
How do I apply a perspective transform to a UIView? http://stackoverflow.com/questions/347721/how-do-i-apply-a-perspective-transform-to-a-uiview based on an example by Bill Dudney. The newest version of the program at the very bottom of the page implements this kind of perspective operation. The code should be reasonably simple to read. The sublayerTransform..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints the performance and functionality that you would expect from a good PDF viewer. You can draw a PDF page to a CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable.. of new zoom levels. CATiledLayer Method Theres a significant Overhead time drawing a full PDF page to a CALayer individual tiles can be seen rendering even with a tileSize tweak CALayers cant be prepared.. PDF example. In my current project I'm developing a PDF viewer and am rendering a UIImage of a page in a separate thread issues here too and presenting it while the scale is x1. CATiledLayer rendering..
How to capture UIView to UIImage without loss of quality on retina display http://stackoverflow.com/questions/4334233/how-to-capture-uiview-to-uiimage-without-loss-of-quality-on-retina-display use of UIGraphicsBeginImageContext to UIGraphicsBeginImageContextWithOptions as documented on this page . Pass 0.0 for scale the third argument and you'll get a context with a scale factor equal to that of..
Change User Agent in UIWebView (iPhone SDK) http://stackoverflow.com/questions/478387/change-user-agent-in-uiwebview-iphone-sdk question UIWebView iOS5 changing user agent as pointed out in an answer below. In comments on that page it appears to work in 4.3 and earlier also. Change the UserAgent default value by running this code..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers putting state information inside a controller unless it's strictly presentation data. Second see page 10 of the Stanford presentation for an example of how to programmatically push a controller onto the..
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs horizontal paging like Mobile Safari tabs Mobile Safari allows you to switch pages by entering a sort of UIScrollView horizontal paging view with a page control at the bottom. I am trying to replicate this particular behavior where a horizontally.. horizontal paging like Mobile Safari tabs Mobile Safari allows you to switch pages by entering a sort of UIScrollView horizontal paging view with a page control at the bottom. I am trying to replicate this particular behavior where a horizontally scrollable UIScrollView shows some of the next view's content. The.. question A UIScrollView with paging enabled will stop at multiples of its frame width or height . So the first step is to figure out how wide you want your pages to be. Make that the width of the UIScrollView . Then set your subview's sizes however big you need them to be and set their centers based on multiples of the..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts iphone objective c ios ios6 contacts share improve this question As per this documentation on apple's site scroll down to Privacy in the middle of the page access to the address book must be granted before it can be access programmatically. Here is what I ended up doing. #import AddressBookUI AddressBookUI.h Request..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone Snow Leopard and @Boz reports that CommonCrypto is part of the Core OS on the iPhone. Both 10.4 and 10.5 have usr include CommonCrypto although 10.5 has a man page for CCCryptor.3cc and 10.4 doesn't so YMMV. EDIT See this follow up question on using Base64 encoding for representing encrypted data bytes as a string if desired..
How to get the RGB values for a pixel on an image on the iphone http://stackoverflow.com/questions/144250/how-to-get-the-rgb-values-for-a-pixel-on-an-image-on-the-iphone share improve this question A little more detail... I posted earlier this evening with a consolidation and small addition to what had been said on this page that can be found at the bottom of this post. I am editing the post at this point however to post what I propose is at least for my requirements which include modifying..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library on arrow at lib project icon mylib.a file name shown drag this mylib.a file and drop it into Target Link Binary With Library group. Open target info in fist page General and add my lib to dependencies list after that all works OK. ObjC flag was enough in my case. I also was interested with idea from http iphonedevelopmentexperiences.blogspot.com..
How do I apply a perspective transform to a UIView? http://stackoverflow.com/questions/347721/how-do-i-apply-a-perspective-transform-to-a-uiview touch based rotation and scaling on a couple of CALayers based on an example by Bill Dudney. The newest version of the program at the very bottom of the page implements this kind of perspective operation. The code should be reasonably simple to read. The sublayerTransform you refer to in your response is a transform..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints PDF's very easily with a UIWebView but this cant give the performance and functionality that you would expect from a good PDF viewer. You can draw a PDF page to a CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the same issues keep cropping up. UIImage.. PDFcontext limits prevents using it to create a real time render of new zoom levels. CATiledLayer Method Theres a significant Overhead time drawing a full PDF page to a CALayer individual tiles can be seen rendering even with a tileSize tweak CALayers cant be prepared ahead of time rendered off screen . Generally PDF viewers.. memory too. Even monitor the memory usage of apple's zoomable PDF example. In my current project I'm developing a PDF viewer and am rendering a UIImage of a page in a separate thread issues here too and presenting it while the scale is x1. CATiledLayer rendering kicks in once the scale is 1. iBooks takes a similar double..
How to capture UIView to UIImage without loss of quality on retina display http://stackoverflow.com/questions/4334233/how-to-capture-uiview-to-uiimage-without-loss-of-quality-on-retina-display image capture share improve this question Switch from use of UIGraphicsBeginImageContext to UIGraphicsBeginImageContextWithOptions as documented on this page . Pass 0.0 for scale the third argument and you'll get a context with a scale factor equal to that of the screen. UIGraphicsBeginImageContext uses a fixed scale..
Change User Agent in UIWebView (iPhone SDK) http://stackoverflow.com/questions/478387/change-user-agent-in-uiwebview-iphone-sdk the following approach originally from this StackOverflow question UIWebView iOS5 changing user agent as pointed out in an answer below. In comments on that page it appears to work in 4.3 and earlier also. Change the UserAgent default value by running this code once when your app starts NSDictionary dictionary NSDictionary..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers per the MVC design pattern . Usually you want to avoid putting state information inside a controller unless it's strictly presentation data. Second see page 10 of the Stanford presentation for an example of how to programmatically push a controller onto the navigation controller. For an example of how to do this visually..
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs horizontal paging like Mobile Safari tabs Mobile Safari allows you to switch pages by entering a sort of UIScrollView horizontal paging view with a page control at the bottom. I am trying to replicate this.. Safari tabs Mobile Safari allows you to switch pages by entering a sort of UIScrollView horizontal paging view with a page control at the bottom. I am trying to replicate this particular behavior where a horizontally scrollable UIScrollView shows.. will stop at multiples of its frame width or height . So the first step is to figure out how wide you want your pages to be. Make that the width of the UIScrollView . Then set your subview's sizes however big you need them to be and set..
Programmatically Request Access to Contacts http://stackoverflow.com/questions/12648244/programmatically-request-access-to-contacts share improve this question As per this documentation on apple's site scroll down to Privacy in the middle of the page access to the address book must be granted before it can be access programmatically. Here is what I ended up doing. #import..
AES Encryption for an NSString on the iPhone http://stackoverflow.com/questions/1400246/aes-encryption-for-an-nsstring-on-the-iphone is part of the Core OS on the iPhone. Both 10.4 and 10.5 have usr include CommonCrypto although 10.5 has a man page for CCCryptor.3cc and 10.4 doesn't so YMMV. EDIT See this follow up question on using Base64 encoding for representing encrypted..
How to get the RGB values for a pixel on an image on the iphone http://stackoverflow.com/questions/144250/how-to-get-the-rgb-values-for-a-pixel-on-an-image-on-the-iphone more detail... I posted earlier this evening with a consolidation and small addition to what had been said on this page that can be found at the bottom of this post. I am editing the post at this point however to post what I propose is at least..
Objective-C categories in static library http://stackoverflow.com/questions/2567498/objective-c-categories-in-static-library name shown drag this mylib.a file and drop it into Target Link Binary With Library group. Open target info in fist page General and add my lib to dependencies list after that all works OK. ObjC flag was enough in my case. I also was interested..
How do I apply a perspective transform to a UIView? http://stackoverflow.com/questions/347721/how-do-i-apply-a-perspective-transform-to-a-uiview a couple of CALayers based on an example by Bill Dudney. The newest version of the program at the very bottom of the page implements this kind of perspective operation. The code should be reasonably simple to read. The sublayerTransform you refer..
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints but this cant give the performance and functionality that you would expect from a good PDF viewer. You can draw a PDF page to a CALayer or to a UIImage . Apple even have sample code to show how draw a large PDF in a Zoomable UIScrollview But the.. a real time render of new zoom levels. CATiledLayer Method Theres a significant Overhead time drawing a full PDF page to a CALayer individual tiles can be seen rendering even with a tileSize tweak CALayers cant be prepared ahead of time rendered.. of apple's zoomable PDF example. In my current project I'm developing a PDF viewer and am rendering a UIImage of a page in a separate thread issues here too and presenting it while the scale is x1. CATiledLayer rendering kicks in once the scale..
How to capture UIView to UIImage without loss of quality on retina display http://stackoverflow.com/questions/4334233/how-to-capture-uiview-to-uiimage-without-loss-of-quality-on-retina-display Switch from use of UIGraphicsBeginImageContext to UIGraphicsBeginImageContextWithOptions as documented on this page . Pass 0.0 for scale the third argument and you'll get a context with a scale factor equal to that of the screen. UIGraphicsBeginImageContext..
Change User Agent in UIWebView (iPhone SDK) http://stackoverflow.com/questions/478387/change-user-agent-in-uiwebview-iphone-sdk this StackOverflow question UIWebView iOS5 changing user agent as pointed out in an answer below. In comments on that page it appears to work in 4.3 and earlier also. Change the UserAgent default value by running this code once when your app starts..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers you want to avoid putting state information inside a controller unless it's strictly presentation data. Second see page 10 of the Stanford presentation for an example of how to programmatically push a controller onto the navigation controller...
Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps? http://stackoverflow.com/questions/1108693/is-it-possible-to-register-a-httpdomain-based-url-scheme-for-iphone-apps-like
Upload File to FTP Server on iPhone http://stackoverflow.com/questions/1266176/upload-file-to-ftp-server-on-iphone System to implement file upload to FTP Server Thanks. iphone upload ftp share improve this question I use a PHP Page to post a file to and have PHP handle the uploading.... This code is used to upload a photo but it can be adapted to work.. BOOL uploadImage NSData imageData filename NSString filename NSString urlString @ http www.yourdomainName.com yourPHPPage.php NSMutableURLRequest request NSMutableURLRequest alloc init autorelease request setURL NSURL URLWithString urlString..
UIPageViewController returns no Gesture Recognizers in iOS 6 http://stackoverflow.com/questions/13103613/uipageviewcontroller-returns-no-gesture-recognizers-in-ios-6 returns no Gesture Recognizers in iOS 6 I am trying to disable the pan gesture recognizer for a UIPageViewController... returns no Gesture Recognizers in iOS 6 I am trying to disable the pan gesture recognizer for a UIPageViewController. On iOS 5 I can loop through them and disable them. for UIGestureRecognizer recognizer in self.pageViewController.gestureRecognizers.. if recognizer isKindOfClass UIPanGestureRecognizer class recognizer.enabled NO On iOS 6 using UIPageViewControllerTransitionStyleScroll there are no gesture recognizers returned by the Page View Controller. Clarification..
How to add a contact to the iPhone's Address Book from a Web Page? http://stackoverflow.com/questions/1773876/how-to-add-a-contact-to-the-iphones-address-book-from-a-web-page to add a contact to the iPhone's Address Book from a Web Page In the desktop Mac world if I were to click on a link in a web page which linked to a VCF file this file would be opened..
http://stackoverflow.com/questions/2475450/extracting-images-from-a-pdf to pdf document. CGPDFDocumentRef document MyGetPDFDocumentRef filePath UTF8String int pgcnt CGPDFDocumentGetNumberOfPages document for int i1 0 i1 pgcnt i1 1. Open Document page CGPDFPageRef pg CGPDFDocumentGetPage document i1 1 if pg NSLog.. UTF8String int pgcnt CGPDFDocumentGetNumberOfPages document for int i1 0 i1 pgcnt i1 1. Open Document page CGPDFPageRef pg CGPDFDocumentGetPage document i1 1 if pg NSLog @ Couldn't open page. 2. get page dictionary CGPDFDictionaryRef dict.. CGPDFDocumentGetNumberOfPages document for int i1 0 i1 pgcnt i1 1. Open Document page CGPDFPageRef pg CGPDFDocumentGetPage document i1 1 if pg NSLog @ Couldn't open page. 2. get page dictionary CGPDFDictionaryRef dict CGPDFPageGetDictionary..
http://stackoverflow.com/questions/2529583/iphone-page-curl-effect page curl effect I am using this code for Page curl effect ....Its work fine in simulator and device... But its not setType @ pageCurl apple documented api this caused..
iPhone UIWebView width does not fit after zooming operation + UIInterfaceOrientation change http://stackoverflow.com/questions/2890673/iphone-uiwebview-width-does-not-fit-after-zooming-operation-uiinterfaceorienta fit after zooming operation UIInterfaceOrientation change I created a bare bones iPhone app with a UIWebView Scales Page to Fit YES shouldAutorotateToInterfaceOrientation YES and loaded a webpage e.g. http stackoverflow.com Rotating the device..
How to accommodate for the iPhone 4 screen resolution? http://stackoverflow.com/questions/2992360/how-to-accommodate-for-the-iphone-4-screen-resolution the size of any image having to scale them down in memory. iphone screen resolution share improve this question Page 75 of the latest 2010 06 04 iPhone App Programming Guide.pdf http developer.apple.com library ios #documentation 2DDrawing..
Turn a page like a Book with UIView? http://stackoverflow.com/questions/477078/turn-a-page-like-a-book-with-uiview iphone share improve this question Edit June 2012 It is now possible to use the native Apple implementation check Page View Controller Note that this is available since iOS 5.0. Also check this other libs methods Leaves Not so realistic but.. this is available since iOS 5.0. Also check this other libs methods Leaves Not so realistic but really easy to use. PageCurl Really nice effect easy to use. Implementing iBooks page curling using a conical deformation algorithm Amazing but it's..
How do you implement swipe-able image stacks like the Photo app using the iPhone SDK? http://stackoverflow.com/questions/504393/how-do-you-implement-swipe-able-image-stacks-like-the-photo-app-using-the-iphone to use UIScrollview's page control mechanism. Apple has plenty of sample code including one called strangely enough Page Control http developer.apple.com iphone library samplecode PageControl index.html If you want any behavior beyond that you'll..
Facebook iOS Safari “Cannot Open Page Error” When Authenticating User with Single-Sign-On http://stackoverflow.com/questions/5131178/facebook-ios-safari-cannot-open-page-error-when-authenticating-user-with-singl iOS Safari &ldquo Cannot Open Page Error&rdquo When Authenticating User with Single Sign On I'm spinning in circles with this issue and it looks like Facebook..
iPhone TBXML Looping And Parsing Data http://stackoverflow.com/questions/5406424/iphone-tbxml-looping-and-parsing-data DateReceived Message CDATA This is a test Message ID 2011 03 22 10 50 40.210DRUDVMCEZGETW85TS ID Record ReportPage ReportID 775797 ItemsPerPage 25 Page 1 TotalItems 2 Detail ResponseData Response I need those 2 records and all there data.. This is a test Message ID 2011 03 22 10 50 40.210DRUDVMCEZGETW85TS ID Record ReportPage ReportID 775797 ItemsPerPage 25 Page 1 TotalItems 2 Detail ResponseData Response I need those 2 records and all there data to be stored in an array... is a test Message ID 2011 03 22 10 50 40.210DRUDVMCEZGETW85TS ID Record ReportPage ReportID 775797 ItemsPerPage 25 Page 1 TotalItems 2 Detail ResponseData Response I need those 2 records and all there data to be stored in an array. so.... an..
http://stackoverflow.com/questions/5435547/page-curl-on-ios Curl on iOS I look around for similar posts but didn't find a solution. I'm looking for a simple page turn animation without..
What's the best way to communicate between view controllers? http://stackoverflow.com/questions/569940/whats-the-best-way-to-communicate-between-view-controllers I'm going to quote from this serious of slides http cs193p.stanford.edu downloads 08 NavigationTabBarControllers.pdf Page 16 51 How Not To Share Data Global Variables or singletons This includes your application delegate Direct dependencies make.. instances in the app delegate methods. Fair 'nuff. A bit further on we get this slide telling us what we should do. Page 18 51 Best Practices for Data Flow Figure out exactly what needs to be communicated Define input parameters for your view..
Is it possible to show a Facebook app as a Page Tab on mobile devices? http://stackoverflow.com/questions/7220579/is-it-possible-to-show-a-facebook-app-as-a-page-tab-on-mobile-devices it possible to show a Facebook app as a Page Tab on mobile devices For example the following URL shows the app in a tab https www.facebook.com just.to.get.a.rep sk.. iphone facebook mobile facebook page share improve this question There's not currently any way to see App provided Page tabs on the m.facebook.com site Mobile web apps are supported but they're not tied to the Page and need to be manually linked.. way to see App provided Page tabs on the m.facebook.com site Mobile web apps are supported but they're not tied to the Page and need to be manually linked to or bookmarked the tab functionality simply doesn't exist now. share improve this answer..
iPhone Storyboard: different scene for portrait and landscape http://stackoverflow.com/questions/8777629/iphone-storyboard-different-scene-for-portrait-and-landscape Storyboard different scene for portrait and landscape If you scroll down a bit at this Apple Developer Page you'll find the section Creating an Alternate Landscape Interface . The basic approach described there is to present a different..
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