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2014/10/15 ¤U¤È 10:16:01
iphone Programming Glossary: wouldHow to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk to check for an active Internet Connection on iPhone SDK I would like to check to see if I have an Internet connection on the iPhone using the Cocoa Touch libraries...
How to make a UITextField move up when keyboard is present http://stackoverflow.com/questions/1126726/how-to-make-a-uitextfield-move-up-when-keyboard-is-present doesn't automatically move up or center the lower text fields in the visible area which is what I would really like. iphone objective c ios share improve this question You will need a scroll view if..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size tell in today's presentation. They will be letterboxed or basically the extra 88 points in height would simply be black. If you only plan to support iOS 6 then definitely consider using Auto Layout. It removes.. views however if your app used pixel perfect layout for displaying content then your best bet would be to re imagine the content so that it can accommodate varying heights. If that's not a possibility..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices will still be 320x480 in such a case. I don't think this may be an issue as I don't see why we would want to detect an iPhone 5 in a non optimized app. Final note Comments and suggestions have been incorporated..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports that is in the crash report to start with not symbolicated. Am I doing something wrong Any help would be greatly appreciated thanks. iphone crash reports symbolicate share improve this question Steps.. the app crashed as per the report. Ex atos arch armv7 o 'app name.app' 'app name' 0x0003b508 This would show you the exact line method name which resulted in crash. Ex classname functionName 510 Symbolicating..
How to force NSLocalizedString to use a specific language http://stackoverflow.com/questions/1669645/how-to-force-nslocalizedstring-to-use-a-specific-language and be returned to any code in your application that is performing localization. The code for this would look something like NSUserDefaults standardUserDefaults setObject NSArray arrayWithObjects @ de @ en.. @ AppleLanguages NSUserDefaults standardUserDefaults synchronize to make the change immediate This would make German the preferred language for your application with English and French as fallbacks. You would.. make German the preferred language for your application with English and French as fallbacks. You would want to call this sometime early in your application's startup. You can read more about language locale..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone to access SOAP services from iPhone I'm planning to develop an app for the iPhone and that app would have to access a couple of SOAP services. While doing some basic checking in the iPhone SDK I was not.. build that app I'll need to come up with a approach to access SOAP services from the iPhone. What would be the best approach Any best practices Did someone already write a library using the functionality..
How do I associate file types with an iPhone application? http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application to be exported so that other applications on the system can be made aware of it. To do this you would add a section to your Info.plist like the following key UTExportedTypeDeclarations key array dict key..
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 on how to create this kind of transform on an iPhone. Any help pointers or example code snippets would be really appreciated iphone ios cocoa touch core animation share improve this question As Ben..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application I embed a custom font in an iPhone application I would like to have an app include a custom font for rendering text load it and then use it with standard UIKit.. thread.jspa messageID 8304744 http forums.macrumors.com showthread.php t 569311 but these would require me to render each glyph myself which is a bit too much like hard work especially for multi line.. with sufficient information to get this working on the device. Working on the simulator too would be a bonus. EDIT it appears that the bounty auto awards to the answer with the highest number of votes...
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c void windowDidMove NSNotification notification ... other methods here @end You would then use respondsToSelector as described above when calling this method. Delegates simply implement.. below. 2 A Formal Protocol The newer option is to declare a formal protocol. The declaration would look like this @protocol NSWindowNotifications NSObject @optional void windowDidMove NSNotification.. creates a special type for your delegate NSWindowNotifications in this case. Delegate implementors would have to adopt this protocol @interface MyDelegate NSWindowNotifications ... @end And then implement..
How to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk to check for an active Internet Connection on iPhone SDK I would like to check to see if I have an Internet connection on the iPhone using the Cocoa Touch libraries. I came up with a way to do this using an NSURL . The way I..
How to make a UITextField move up when keyboard is present http://stackoverflow.com/questions/1126726/how-to-make-a-uitextfield-move-up-when-keyboard-is-present scrollView.frame.size.height 215 50 resize However this doesn't automatically move up or center the lower text fields in the visible area which is what I would really like. iphone objective c ios share improve this question You will need a scroll view if the contents you have now does not fit in the iPhone screen...
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size to work in the vertically stretched screen from what I could tell in today's presentation. They will be letterboxed or basically the extra 88 points in height would simply be black. If you only plan to support iOS 6 then definitely consider using Auto Layout. It removes all fixed layout handling and instead uses constraints.. It works great out of the box for table views however if your app used pixel perfect layout for displaying content then your best bet would be to re imagine the content so that it can accommodate varying heights. If that's not a possibility then the only remaining option is to have two UIs pre iPhone..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices screen missing the Default 568h@2x.png image as the screen size will still be 320x480 in such a case. I don't think this may be an issue as I don't see why we would want to detect an iPhone 5 in a non optimized app. Final note Comments and suggestions have been incorporated in this post. Thanks to everybody. share improve..
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports myApp.app.dSYM and it just outputs the same text that is in the crash report to start with not symbolicated. Am I doing something wrong Any help would be greatly appreciated thanks. iphone crash reports symbolicate share improve this question Steps to analyze crash report from apple Copy the release .app.. The memory location should be the one at which the app crashed as per the report. Ex atos arch armv7 o 'app name.app' 'app name' 0x0003b508 This would show you the exact line method name which resulted in crash. Ex classname functionName 510 Symbolicating IPA if we use IPA for symbolicating just rename the extention..
How to force NSLocalizedString to use a specific language http://stackoverflow.com/questions/1669645/how-to-force-nslocalizedstring-to-use-a-specific-language list. This will take precedence over the globally set value and be returned to any code in your application that is performing localization. The code for this would look something like NSUserDefaults standardUserDefaults setObject NSArray arrayWithObjects @ de @ en @ fr nil forKey @ AppleLanguages NSUserDefaults standardUserDefaults.. NSArray arrayWithObjects @ de @ en @ fr nil forKey @ AppleLanguages NSUserDefaults standardUserDefaults synchronize to make the change immediate This would make German the preferred language for your application with English and French as fallbacks. You would want to call this sometime early in your application's startup... synchronize to make the change immediate This would make German the preferred language for your application with English and French as fallbacks. You would want to call this sometime early in your application's startup. You can read more about language locale preferences here Internationalization Programming Topics..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone to access SOAP services from iPhone I'm planning to develop an app for the iPhone and that app would have to access a couple of SOAP services. While doing some basic checking in the iPhone SDK I was not able to find any support for accessing SOAP services a bit.. is no support for SOAP in the iPhone SDK. So if I do want to build that app I'll need to come up with a approach to access SOAP services from the iPhone. What would be the best approach Any best practices Did someone already write a library using the functionality that is present in the iPhone SDK to access SOAP services Since..
How do I associate file types with an iPhone application? http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application specific UTI. The application specific UTI will need to be exported so that other applications on the system can be made aware of it. To do this you would add a section to your Info.plist like the following key UTExportedTypeDeclarations key array dict key UTTypeConformsTo key array string public.plain text string..
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 programmer Core Animation podcasts but I'm still no clearer on how to create this kind of transform on an iPhone. Any help pointers or example code snippets would be really appreciated iphone ios cocoa touch core animation share improve this question As Ben said you'll need to work with the UIView's layer using a CATransform3D..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application I embed a custom font in an iPhone application I would like to have an app include a custom font for rendering text load it and then use it with standard UIKit elements like UILabel. Is this possible I found these links.. Is this possible I found these links http discussions.apple.com thread.jspa messageID 8304744 http forums.macrumors.com showthread.php t 569311 but these would require me to render each glyph myself which is a bit too much like hard work especially for multi line text. I've also found posts that say straight out that it's.. who provides an answer using only documented APIs who responds with sufficient information to get this working on the device. Working on the simulator too would be a bonus. EDIT it appears that the bounty auto awards to the answer with the highest number of votes. Interesting. No one actually provided an answer that solved..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c this is paraphrased from NSWindow.h @interface NSObject NSWindowNotifications void windowDidMove NSNotification notification ... other methods here @end You would then use respondsToSelector as described above when calling this method. Delegates simply implement this method and they're done. This method is straight forward.. libraries but new code should use the more modern approach below. 2 A Formal Protocol The newer option is to declare a formal protocol. The declaration would look like this @protocol NSWindowNotifications NSObject @optional void windowDidMove NSNotification notification ... other methods here @end This is analogous to.. is analogous to an interface or abstract base class as it creates a special type for your delegate NSWindowNotifications in this case. Delegate implementors would have to adopt this protocol @interface MyDelegate NSWindowNotifications ... @end And then implement the methods in the protocol. For methods declared in the protocol..
How to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk to check for an active Internet Connection on iPhone SDK I would like to check to see if I have an Internet connection on the iPhone using the Cocoa Touch libraries. I came up with a way..
How to make a UITextField move up when keyboard is present http://stackoverflow.com/questions/1126726/how-to-make-a-uitextfield-move-up-when-keyboard-is-present resize However this doesn't automatically move up or center the lower text fields in the visible area which is what I would really like. iphone objective c ios share improve this question You will need a scroll view if the contents you have..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size from what I could tell in today's presentation. They will be letterboxed or basically the extra 88 points in height would simply be black. If you only plan to support iOS 6 then definitely consider using Auto Layout. It removes all fixed layout.. out of the box for table views however if your app used pixel perfect layout for displaying content then your best bet would be to re imagine the content so that it can accommodate varying heights. If that's not a possibility then the only remaining..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices as the screen size will still be 320x480 in such a case. I don't think this may be an issue as I don't see why we would want to detect an iPhone 5 in a non optimized app. Final note Comments and suggestions have been incorporated in this post...
Symbolicating iPhone App Crash Reports http://stackoverflow.com/questions/1460892/symbolicating-iphone-app-crash-reports outputs the same text that is in the crash report to start with not symbolicated. Am I doing something wrong Any help would be greatly appreciated thanks. iphone crash reports symbolicate share improve this question Steps to analyze crash.. be the one at which the app crashed as per the report. Ex atos arch armv7 o 'app name.app' 'app name' 0x0003b508 This would show you the exact line method name which resulted in crash. Ex classname functionName 510 Symbolicating IPA if we use IPA..
How to force NSLocalizedString to use a specific language http://stackoverflow.com/questions/1669645/how-to-force-nslocalizedstring-to-use-a-specific-language globally set value and be returned to any code in your application that is performing localization. The code for this would look something like NSUserDefaults standardUserDefaults setObject NSArray arrayWithObjects @ de @ en @ fr nil forKey @ AppleLanguages.. en @ fr nil forKey @ AppleLanguages NSUserDefaults standardUserDefaults synchronize to make the change immediate This would make German the preferred language for your application with English and French as fallbacks. You would want to call this.. immediate This would make German the preferred language for your application with English and French as fallbacks. You would want to call this sometime early in your application's startup. You can read more about language locale preferences here..
How to access SOAP services from iPhone http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone to access SOAP services from iPhone I'm planning to develop an app for the iPhone and that app would have to access a couple of SOAP services. While doing some basic checking in the iPhone SDK I was not able to find any support.. So if I do want to build that app I'll need to come up with a approach to access SOAP services from the iPhone. What would be the best approach Any best practices Did someone already write a library using the functionality that is present in the..
How do I associate file types with an iPhone application? http://stackoverflow.com/questions/2774343/how-do-i-associate-file-types-with-an-iphone-application specific UTI will need to be exported so that other applications on the system can be made aware of it. To do this you would add a section to your Info.plist like the following key UTExportedTypeDeclarations key array dict key UTTypeConformsTo key..
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 I'm still no clearer on how to create this kind of transform on an iPhone. Any help pointers or example code snippets would be really appreciated iphone ios cocoa touch core animation share improve this question As Ben said you'll need to..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application I embed a custom font in an iPhone application I would like to have an app include a custom font for rendering text load it and then use it with standard UIKit elements like UILabel... http discussions.apple.com thread.jspa messageID 8304744 http forums.macrumors.com showthread.php t 569311 but these would require me to render each glyph myself which is a bit too much like hard work especially for multi line text. I've also.. APIs who responds with sufficient information to get this working on the device. Working on the simulator too would be a bonus. EDIT it appears that the bounty auto awards to the answer with the highest number of votes. Interesting. No..
How do I create delegates in Objective-C? http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c NSObject NSWindowNotifications void windowDidMove NSNotification notification ... other methods here @end You would then use respondsToSelector as described above when calling this method. Delegates simply implement this method and they're.. the more modern approach below. 2 A Formal Protocol The newer option is to declare a formal protocol. The declaration would look like this @protocol NSWindowNotifications NSObject @optional void windowDidMove NSNotification notification ... other.. base class as it creates a special type for your delegate NSWindowNotifications in this case. Delegate implementors would have to adopt this protocol @interface MyDelegate NSWindowNotifications ... @end And then implement the methods in the protocol...
iOS Image Orientation has Strange Behavior http://stackoverflow.com/questions/10600613/ios-image-orientation-has-strange-behavior to the app but it doesn't seem to work. Does UIImageWriteToSavedPhotosAlbum do something special with imageOrientation Would the best fix for this problem be to just blow away imageOrientation as soon as the user is done taking an image. I assume..
Is there any zip decompression for iPhone? http://stackoverflow.com/questions/1230351/is-there-any-zip-decompression-for-iphone the zlib and gzip decompression algorithms but I need to compress a whole directory and download it from the server. Would rather not go file at a time. Thanks. iphone share improve this question ziparchive a Google Code project by acsolu..
J2ME VS Android VS iPhone VS Symbian VS Windows CE [closed] http://stackoverflow.com/questions/1414288/j2me-vs-android-vs-iphone-vs-symbian-vs-windows-ce VS Windows CE closed I have very little idea about mobile platforms though I am interested to program for them. Would you please compare J2ME VS Android VS iPhone VS Symbian VS Windows CE . I would like to know which one is better which one..
Youtube video autoplay on iPhone's Safari or UIWebView http://stackoverflow.com/questions/3010708/youtube-video-autoplay-on-iphones-safari-or-uiwebview when you tap the cell it directly goes to video. Could this be done by faking a tap on the youtube video If so how Would getElementById .click work javascript iphone uiwebview share improve this question the trick is to find the button..
NSThread vs. NSOperationQueue vs. ??? on the iPhone http://stackoverflow.com/questions/3041837/nsthread-vs-nsoperationqueue-vs-on-the-iphone and I couldn't be happier with the way it keeps my code and my tests clean organized and happily asynchronous. A Would subclass again iphone nsthread nsoperationqueue grand central dispatch share improve this question In general you'll..
App store link for “rate/review this app” http://stackoverflow.com/questions/3124080/app-store-link-for-rate-review-this-app UIDevice currentDevice .systemVersion floatValue 7.0f iOS7AppStoreURLFormat iOSAppStoreURLFormat @ self.appStoreID Would contain the right link self.appStoreID would find your App Store ID automatically assuming you already defined your Bundle..
How to make a chat system on iPhone? http://stackoverflow.com/questions/3380851/how-to-make-a-chat-system-on-iphone into the same chat room at any one time and the most basic question is how to efficiently check for new messages Would I need to simply poll the server periodically Or is there a way I could trigger an event on the phone from the server whenever..
How to tint a transparent PNG image in iPhone? http://stackoverflow.com/questions/3514066/how-to-tint-a-transparent-png-image-in-iphone a tint on a transparent image such as an icon. It must be possible since the SDK does it itself on tab bars in such. Would anyone be able to provide a snippet UPDATE Lots of great suggestions have been given for this problem since I originally..
Direct “rate in iTunes” link in my app? http://stackoverflow.com/questions/3654144/direct-rate-in-itunes-link-in-my-app UIDevice currentDevice .systemVersion floatValue 7.0f iOS7AppStoreURLFormat iOSAppStoreURLFormat @ self.appStoreID Would contain the right link self.appStoreID would find your App Store ID automatically assuming you already defined your Bundle..
http://stackoverflow.com/questions/3760924/set-line-height-in-uitextview can't be done with any public API but I still want to ask Is there any way to change the line height in a UITextView Would be enough to do it statically no need to change it at runtime. The problem is that the default line height is just WAY too..
http://stackoverflow.com/questions/412982/iphone-unzip-code Below is some sample code that Im using to try and unzip a simple text file. It unzips the file but its corrupt. Would be really grateful is someone has an example or any pointers. Thanking you Tony void loadView NSString DOCUMENTS_FOLDER..
How to set device (UI) orientation programmatically? http://stackoverflow.com/questions/4330979/how-to-set-device-ui-orientation-programmatically to set device UI orientation programmatically Would like everything on the screen UI to be able to rotate from landscape left to right or vica versa. How do I go about doing..
Write once deploy on Windows Mobile 6, Windows Phone 7, Android and iPhone? http://stackoverflow.com/questions/5189616/write-once-deploy-on-windows-mobile-6-windows-phone-7-android-and-iphone were any cross platform development platforms which would run great for corporate type apps on various mobile devices. Would be ideal if the language was C# but feel free to suggest others. iphone android windows phone 7 windows mobile windows..
Return to app behavior after phone call different in native code than UIWebView http://stackoverflow.com/questions/5317783/return-to-app-behavior-after-phone-call-different-in-native-code-than-uiwebview true that it's impossible to return to an application after making a phone call from a native application URL string Would there be any downside to implementing a UIWebView instead of a UILabel in situations where I really wanted the user to be..
Semicolon after the method name in Objective-C implementation file http://stackoverflow.com/questions/5678360/semicolon-after-the-method-name-in-objective-c-implementation-file it correct to write semicolon just after the method name before body brackets in the implementation file objective c. Would this work As I am working on an iPhone app I put the semicolon after the method name in one of my custom class by mistakenly...
http://stackoverflow.com/questions/5757386/how-to-mask-an-uiimageview image something like this I found this tutorial but it did not mention where I can find Image.png or mask.png TUTORIAL Would you please help me EDIT void viewDidLoad UIImage OrigImage UIImage imageNamed @ dogs.png UIImage mask UIImage imageNamed..
iPhone - having a Ripple effect on a UIImageView http://stackoverflow.com/questions/5973530/iphone-having-a-ripple-effect-on-a-uiimageview KB openGL dsaqua.aspx as well as cocos2d however I find the latter completely and utterly confusing. Would anyone be willing to give some suggestions or can point me in the right direction Many thanks iphone uiimageview image..
http://stackoverflow.com/questions/603907/uiimage-resize-then-crop shocked at how difficult the other two steps have proved to be. The attached image shows what I am trying to achieve. Would someone please be kind enough to hold my hand Every code example I have found so far seems to smash the image be upside..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample happen. How will I make it possible that non iCloud users can still work with my text app Or do I simply ignore them Would I need to write separate functions for non iCloud users I.e. functions in which I simply load a text.txt from the documents..
http://stackoverflow.com/questions/856019/localize-currency-for-iphone iPhone app to allow the input display and storage of currency amounts using the appropriate symbol ¥ etc for the user. Would NSNumberFormatter do everything I need What happens when a user switches their locale and these amounts dollars yen etc...
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