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2014/10/15 ¤U¤È 10:11:17
iphone Programming Glossary: manuallyDeclaration/definition of variables locations in ObjectiveC? http://stackoverflow.com/questions/12632285/declaration-definition-of-variables-locations-in-objectivec int v myClass myVar assuming myClass is an object of type MyClass. myClass setMyVar v 1 Because manually declaring and implementing every accessor method was quite annoying @property and @synthesize were introduced..
Custom animation for pushing a UIViewController http://stackoverflow.com/questions/1406037/custom-animation-for-pushing-a-uiviewcontroller properly displayed but unfortunately the navigation bar is not updatet. Is there a way to do that manually heinrich In the sample code a function is called all 0.03 seconds that updates the transformation of..
Expand/collapse section in UITableView http://stackoverflow.com/questions/1938921/expand-collapse-section-in-uitableview and setup the tableView didSelectRowAtIndexPath to expand or collapse the section it is within manually. If I were you I'd store an array of booleans corresponding the the expended value of each of your sections...
Adding Core Data to existing iPhone project http://stackoverflow.com/questions/2032818/adding-core-data-to-existing-iphone-project so the CoreData classes will be available throughout your Project so you don't have to manually import the header in the files you need them. So open up Xcode and look for some file like App_Prefix.pch..
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar http://stackoverflow.com/questions/227078/creating-a-left-arrow-button-like-uinavigationbars-back-style-on-a-uitoolba make one in a standard UIToolbar even though they're very similar to UINavigationBars. I could manually create it with button images but I can't find the source images anywhere. They have alpha channel edges..
http://stackoverflow.com/questions/2711297/underline-text-in-uilabel to support iOS 4 and iOS 5 I'd recommend to use TTTAttributedLabel rather than underline label manually. However if you need to underline one line UILabel and don't want to use third party components code..
How does Apple know you are using private API? http://stackoverflow.com/questions/2842357/how-does-apple-know-you-are-using-private-api API I only submit the binary file to Apple. I didn't submit any source code to Apple. Apart from manually check what you used. How Apple check what API you have called How did Apple know iphone objective c..
http://stackoverflow.com/questions/3097244/exit-application-in-ios-4-0 handlers for the different stages so this is how you should do it. There's no point in exiting manually. If you restart the app ideally it would start where you left off so this is either by resuming or by..
http://stackoverflow.com/questions/37464/iphone-app-minus-app-store Be sure to set your own password on both the mobile and root users after installing SSH. To manually compile and install your application on the phone as a system app bypassing Apple's installation system..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom that you reset the transform on your view to be CGAffineTransformIdentity and then have your view manually redraw itself at the new size scale. However this causes a problem because UIScrollView doesn't appear.. it sets the transform of the content view to whatever the overall scale factor is. Since you've manually redrawn your view at the last scale factor it compounds the scaling which is what you're seeing. As.. view atScale float scale contentView setTransformWithoutScaling CGAffineTransformIdentity Code to manually redraw view at new scale here contentView.previousScale scale scrollView.contentSize contentView.frame.size..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now needed a UI update to be performed. For older OS versions you can break off a background thread manually or through an NSOperation. For manual background threading you can use NSThread detachNewThreadSelector..
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 the iphone's regular phone application and if I want to return to my application I have to do so manually. As far as I can tell from reading what others have said there is no way to change this behavior. Here..
Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error http://stackoverflow.com/questions/6984368/undefined-symbols-for-architecture-i386-objc-class-skpsmtpmessage-refere Normally Xcode does this for you but sometimes it loses the plot and you need to add the .m file manually. To do this TargetSettings Build Phases Compile Sources add your .m class Build and Run share improve..
Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK? http://stackoverflow.com/questions/7760946/is-it-possible-to-target-older-ios-versions-when-using-xcode-4-2-and-ios-5-sdk setting Required device capabilities note it required armv7 btw I figured this out when I tried to manually add the app via the organizer and it reported Can't install application The Info.plist for application..
iOS Launching Settings -> Restrictions URL Scheme http://stackoverflow.com/questions/8246070/ios-launching-settings-restrictions-url-scheme I'm trying to take the user to enable in app purchasing and would rather not have the user manually click on Restrictions not very obvious . Thanks iphone ios settings url scheme share improve this..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons was written pre iOS 5.0. I was just wondering does the convenience of not retaining releasing manually and presumably more reliable code that comes as a result outweigh any 'cost' of using ARC What are your..
Faster alternative to glReadPixels in iPhone OpenGL ES 2.0 http://stackoverflow.com/questions/9550297/faster-alternative-to-glreadpixels-in-iphone-opengl-es-2-0 CVPixelBufferRelease pixel_buffer Note that at no point here am I reading anything manually. Also the textures are natively in BGRA format which is what AVAssetWriters are optimized to use when..
Consume WCF Web Service using Objective-C on iPhone http://stackoverflow.com/questions/982622/consume-wcf-web-service-using-objective-c-on-iphone a very simple Hello World WCF web service in my iPhone app. From what I have read you must manually create the request message then send it to the web service URL. I was able to accomplish this on a .asmx..
Declaration/definition of variables locations in ObjectiveC? http://stackoverflow.com/questions/12632285/declaration-definition-of-variables-locations-in-objectivec bracket syntax to send messages call methods OtherClass.m int v myClass myVar assuming myClass is an object of type MyClass. myClass setMyVar v 1 Because manually declaring and implementing every accessor method was quite annoying @property and @synthesize were introduced to automatically generate the accessor methods MyClass.h..
Custom animation for pushing a UIViewController http://stackoverflow.com/questions/1406037/custom-animation-for-pushing-a-uiviewcontroller coming viewDidAppear YES UIView commitAnimations My View is properly displayed but unfortunately the navigation bar is not updatet. Is there a way to do that manually heinrich In the sample code a function is called all 0.03 seconds that updates the transformation of the view. Unfortunately when pushing a UIViewController I am..
Expand/collapse section in UITableView http://stackoverflow.com/questions/1938921/expand-collapse-section-in-uitableview work now. You could easily set up a cell to LOOK like a header and setup the tableView didSelectRowAtIndexPath to expand or collapse the section it is within manually. If I were you I'd store an array of booleans corresponding the the expended value of each of your sections. You could then have the tableView didSelectRowAtIndexPath..
Adding Core Data to existing iPhone project http://stackoverflow.com/questions/2032818/adding-core-data-to-existing-iphone-project question All the CoreData header files are imported in App_Prefix.pch so the CoreData classes will be available throughout your Project so you don't have to manually import the header in the files you need them. So open up Xcode and look for some file like App_Prefix.pch by default it's in the Other Sources group. After the..
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar http://stackoverflow.com/questions/227078/creating-a-left-arrow-button-like-uinavigationbars-back-style-on-a-uitoolba no way I can find to create one as a UIBarButtonItem so I can't make one in a standard UIToolbar even though they're very similar to UINavigationBars. I could manually create it with button images but I can't find the source images anywhere. They have alpha channel edges so screenshotting and cutting won't get very versatile results...
http://stackoverflow.com/questions/2711297/underline-text-in-uilabel Test string attributes underlineAttribute If you still wish to support iOS 4 and iOS 5 I'd recommend to use TTTAttributedLabel rather than underline label manually. However if you need to underline one line UILabel and don't want to use third party components code above would still do the trick. share improve this answer..
How does Apple know you are using private API? http://stackoverflow.com/questions/2842357/how-does-apple-know-you-are-using-private-api does Apple know you are using private API I only submit the binary file to Apple. I didn't submit any source code to Apple. Apart from manually check what you used. How Apple check what API you have called How did Apple know iphone objective c appstore approval share improve this question There are..
http://stackoverflow.com/questions/3097244/exit-application-in-ios-4-0 improve this question No still shouldn't do this. You have handlers for the different stages so this is how you should do it. There's no point in exiting manually. If you restart the app ideally it would start where you left off so this is either by resuming or by starting and loading the old state. No reason for exit. Edit..
http://stackoverflow.com/questions/37464/iphone-app-minus-app-store Replace jasoniphone.local with the hostname of the target device. Be sure to set your own password on both the mobile and root users after installing SSH. To manually compile and install your application on the phone as a system app bypassing Apple's installation system Project Set Active SDK Device and Set Active Build Configuration..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom your view at the new scale factor. Generally it's suggested that you reset the transform on your view to be CGAffineTransformIdentity and then have your view manually redraw itself at the new size scale. However this causes a problem because UIScrollView doesn't appear to monitor the content view transform so on the next zoom.. the content view transform so on the next zoom operation it sets the transform of the content view to whatever the overall scale factor is. Since you've manually redrawn your view at the last scale factor it compounds the scaling which is what you're seeing. As a workaround I use a UIView subclass for my content view with.. UIScrollView scrollView withView UIView view atScale float scale contentView setTransformWithoutScaling CGAffineTransformIdentity Code to manually redraw view at new scale here contentView.previousScale scale scrollView.contentSize contentView.frame.size By doing this the transforms sent to the content view..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now you could place the dispatch to the main queue where ever you needed a UI update to be performed. For older OS versions you can break off a background thread manually or through an NSOperation. For manual background threading you can use NSThread detachNewThreadSelector @selector doWork toTarget self withObject nil or self performSelectorInBackground..
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 made from a native application URL string my iphone stays in the iphone's regular phone application and if I want to return to my application I have to do so manually. As far as I can tell from reading what others have said there is no way to change this behavior. Here is my question Is it true that it's impossible to return..
Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error http://stackoverflow.com/questions/6984368/undefined-symbols-for-architecture-i386-objc-class-skpsmtpmessage-refere
Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK? http://stackoverflow.com/questions/7760946/is-it-possible-to-target-older-ios-versions-when-using-xcode-4-2-and-ios-5-sdk to iOS 4.2. 4 Open the projects Info.plist remove the setting Required device capabilities note it required armv7 btw I figured this out when I tried to manually add the app via the organizer and it reported Can't install application The Info.plist for application at Users ... TestsDebug.app specifies device capability requirements..
iOS Launching Settings -> Restrictions URL Scheme http://stackoverflow.com/questions/8246070/ios-launching-settings-restrictions-url-scheme able to make this work Any insight would be greatly appreciated. I'm trying to take the user to enable in app purchasing and would rather not have the user manually click on Restrictions not very obvious . Thanks iphone ios settings url scheme share improve this question WARNING This method will not work for devices running..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons majority of the code in the project I'm working on at the moment was written pre iOS 5.0. I was just wondering does the convenience of not retaining releasing manually and presumably more reliable code that comes as a result outweigh any 'cost' of using ARC What are your experiences of ARC and would you recommend it So How much..
Faster alternative to glReadPixels in iPhone OpenGL ES 2.0 http://stackoverflow.com/questions/9550297/faster-alternative-to-glreadpixels-in-iphone-opengl-es-2-0 pixel_buffer 0 if GPUImageOpenGLESContext supportsFastTextureUpload CVPixelBufferRelease pixel_buffer Note that at no point here am I reading anything manually. Also the textures are natively in BGRA format which is what AVAssetWriters are optimized to use when encoding video so there's no need to do any color swizzling..
Consume WCF Web Service using Objective-C on iPhone http://stackoverflow.com/questions/982622/consume-wcf-web-service-using-objective-c-on-iphone using Objective C on iPhone I am having a hard time consuming a very simple Hello World WCF web service in my iPhone app. From what I have read you must manually create the request message then send it to the web service URL. I was able to accomplish this on a .asmx web service but not with a WCF service. How do I know the..
Declaration/definition of variables locations in ObjectiveC? http://stackoverflow.com/questions/12632285/declaration-definition-of-variables-locations-in-objectivec methods OtherClass.m int v myClass myVar assuming myClass is an object of type MyClass. myClass setMyVar v 1 Because manually declaring and implementing every accessor method was quite annoying @property and @synthesize were introduced to automatically..
Custom animation for pushing a UIViewController http://stackoverflow.com/questions/1406037/custom-animation-for-pushing-a-uiviewcontroller My View is properly displayed but unfortunately the navigation bar is not updatet. Is there a way to do that manually heinrich In the sample code a function is called all 0.03 seconds that updates the transformation of the view. Unfortunately..
Expand/collapse section in UITableView http://stackoverflow.com/questions/1938921/expand-collapse-section-in-uitableview to LOOK like a header and setup the tableView didSelectRowAtIndexPath to expand or collapse the section it is within manually. If I were you I'd store an array of booleans corresponding the the expended value of each of your sections. You could then..
Adding Core Data to existing iPhone project http://stackoverflow.com/questions/2032818/adding-core-data-to-existing-iphone-project are imported in App_Prefix.pch so the CoreData classes will be available throughout your Project so you don't have to manually import the header in the files you need them. So open up Xcode and look for some file like App_Prefix.pch by default it's..
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar http://stackoverflow.com/questions/227078/creating-a-left-arrow-button-like-uinavigationbars-back-style-on-a-uitoolba so I can't make one in a standard UIToolbar even though they're very similar to UINavigationBars. I could manually create it with button images but I can't find the source images anywhere. They have alpha channel edges so screenshotting..
http://stackoverflow.com/questions/2711297/underline-text-in-uilabel If you still wish to support iOS 4 and iOS 5 I'd recommend to use TTTAttributedLabel rather than underline label manually. However if you need to underline one line UILabel and don't want to use third party components code above would still do..
How does Apple know you are using private API? http://stackoverflow.com/questions/2842357/how-does-apple-know-you-are-using-private-api are using private API I only submit the binary file to Apple. I didn't submit any source code to Apple. Apart from manually check what you used. How Apple check what API you have called How did Apple know iphone objective c appstore approval ..
http://stackoverflow.com/questions/3097244/exit-application-in-ios-4-0 do this. You have handlers for the different stages so this is how you should do it. There's no point in exiting manually. If you restart the app ideally it would start where you left off so this is either by resuming or by starting and loading..
http://stackoverflow.com/questions/37464/iphone-app-minus-app-store of the target device. Be sure to set your own password on both the mobile and root users after installing SSH. To manually compile and install your application on the phone as a system app bypassing Apple's installation system Project Set Active..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom it's suggested that you reset the transform on your view to be CGAffineTransformIdentity and then have your view manually redraw itself at the new size scale. However this causes a problem because UIScrollView doesn't appear to monitor the content.. next zoom operation it sets the transform of the content view to whatever the overall scale factor is. Since you've manually redrawn your view at the last scale factor it compounds the scaling which is what you're seeing. As a workaround I use a.. withView UIView view atScale float scale contentView setTransformWithoutScaling CGAffineTransformIdentity Code to manually redraw view at new scale here contentView.previousScale scale scrollView.contentSize contentView.frame.size By doing this..
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now queue where ever you needed a UI update to be performed. For older OS versions you can break off a background thread manually or through an NSOperation. For manual background threading you can use NSThread detachNewThreadSelector @selector doWork..
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 my iphone stays in the iphone's regular phone application and if I want to return to my application I have to do so manually. As far as I can tell from reading what others have said there is no way to change this behavior. Here is my question Is..
Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error http://stackoverflow.com/questions/6984368/undefined-symbols-for-architecture-i386-objc-class-skpsmtpmessage-refere
Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK? http://stackoverflow.com/questions/7760946/is-it-possible-to-target-older-ios-versions-when-using-xcode-4-2-and-ios-5-sdk remove the setting Required device capabilities note it required armv7 btw I figured this out when I tried to manually add the app via the organizer and it reported Can't install application The Info.plist for application at Users ... TestsDebug.app..
iOS Launching Settings -> Restrictions URL Scheme http://stackoverflow.com/questions/8246070/ios-launching-settings-restrictions-url-scheme be greatly appreciated. I'm trying to take the user to enable in app purchasing and would rather not have the user manually click on Restrictions not very obvious . Thanks iphone ios settings url scheme share improve this question WARNING..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons working on at the moment was written pre iOS 5.0. I was just wondering does the convenience of not retaining releasing manually and presumably more reliable code that comes as a result outweigh any 'cost' of using ARC What are your experiences of ARC..
Faster alternative to glReadPixels in iPhone OpenGL ES 2.0 http://stackoverflow.com/questions/9550297/faster-alternative-to-glreadpixels-in-iphone-opengl-es-2-0 supportsFastTextureUpload CVPixelBufferRelease pixel_buffer Note that at no point here am I reading anything manually. Also the textures are natively in BGRA format which is what AVAssetWriters are optimized to use when encoding video so..
Consume WCF Web Service using Objective-C on iPhone http://stackoverflow.com/questions/982622/consume-wcf-web-service-using-objective-c-on-iphone a hard time consuming a very simple Hello World WCF web service in my iPhone app. From what I have read you must manually create the request message then send it to the web service URL. I was able to accomplish this on a .asmx web service but..
TiMidity: need help compiling this library for the iPhone http://stackoverflow.com/questions/1083631/timidity-need-help-compiling-this-library-for-the-iphone simulator This will fail Copy timidity newton_tables.c somewhere safe. make clean build_for_iphoneos device Manually edit timidity makefile and remove all references to DAU_DARWIN and darwin_a Copy newton_tables.c back into the timidity..
iPhone dev - Manually rotate view http://stackoverflow.com/questions/1220580/iphone-dev-manually-rotate-view dev Manually rotate view How can I manually rotate a view using the autoresizingMasks as if the user had rotated the phone and it had..
Objective-C error: expected '=', ',', ';', 'asm' or '__attribute__' before 'class' http://stackoverflow.com/questions/1825597/objective-c-error-expected-asm-or-attribute-before-clas share improve this question The error you posted indicates that you have a syntax error around your use of class . Manually inspect the first location the error is reported and you might notice the cause. To help you debug further please include..
Manually drawing a gradient in iPhone apps? http://stackoverflow.com/questions/227005/manually-drawing-a-gradient-in-iphone-apps drawing a gradient in iPhone apps If I have two UIColors what's the best way to draw an even gradient between them over..
Creating a custom UIKeyBoard for iPhone http://stackoverflow.com/questions/2275685/creating-a-custom-uikeyboard-for-iphone description hasPrefix @ UIKeyboard YES Only add the Decimal Button if the Keyboard showing is a number pad. Set Manually through a BOOL if numberPadShowing keyboard viewWithTag 123 nil Set the Button Type. dot UIButton buttonWithType UIButtonTypeCustom..
Why is NSUserDefaults not saving my values? http://stackoverflow.com/questions/2622754/why-is-nsuserdefaults-not-saving-my-values written when iOS3 was the public release your User Defaults may not get saved when pressing the home button. Manually calling NSUserDefaults standardUserDefaults synchronize in applicationDidEnterBackground should ensure that your User Defaults..
iPhone Dev: Animating PNG Sequences http://stackoverflow.com/questions/2734669/iphone-dev-animating-png-sequences PNG Sequences What is the best or recommended technique for animating PNG Sequences. Heres what I've learned Do it Manually Using MutableArrays containing Strings you can animate a UIImageView with a timer which increments an index number UIImage..
iPhone Core Data Lightweight Migration Cocoa error 134130: Can't find model for source store http://stackoverflow.com/questions/3146515/iphone-core-data-lightweight-migration-cocoa-error-134130-cant-find-model-for be easy to iterate over that NSStoreModelVersionHashes dictionary and log the version hashes your store requires. Manually match that back to the ones available in VersionInfo.plist and see what's missing. Perhaps there's not one single model..
How to Manually Symbolicate iOS Crash to View Crash Logs http://stackoverflow.com/questions/3832900/how-to-manually-symbolicate-ios-crash-to-view-crash-logs to Manually Symbolicate iOS Crash to View Crash Logs Trying to debug app. The trouble is I cannot find this program. symbolicatecrash.sh.. Developer Library PrivateFrameworks DTDeviceKit.framework Versions A Resources symbolicatecrash How to Manually Symbolicate a Crash Log Run the symbolicatecrash command with the crash log as the first argument and your dSYM file as..
Gradients on UIView and UILabels On iPhone [duplicate] http://stackoverflow.com/questions/422066/gradients-on-uiview-and-uilabels-on-iphone on UIView and UILabels On iPhone duplicate Possible Duplicate Manually drawing a gradient in iPhone apps My application needs to display text in either a View or Label but the back ground must..
Manually triggering the iPhone/iPad/iPod keyboard from JavaScript http://stackoverflow.com/questions/4609765/manually-triggering-the-iphone-ipad-ipod-keyboard-from-javascript triggering the iPhone iPad iPod keyboard from JavaScript I am developing an HTML code editor using simple DIV's and capturing..
Record HTTP Live Streaming Video To File While Watching? http://stackoverflow.com/questions/6671705/record-http-live-streaming-video-to-file-while-watching Presumably they need to be stored somewhere on the iPad for playback. Is there a way of accessing these files 4 Manually download the stream video segments over http while streaming the file. This seems like its not ideal since the stream would..
Xcode 4.2. gets stuck “Attaching to myapp” when running http://stackoverflow.com/questions/8021426/xcode-4-2-gets-stuck-attaching-to-myapp-when-running delete anything named with your userid. when you reopen xcode those files will be recreated and it should work p 4 Manually delete the build directory for your project. 5 Go to organizer window. select Projects select your app in the left hand..
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