ios6

问题 I am using apple provided keychainwrapper sample code to store NSDictionary data which i get in my application authorization. I am receiving errSecParam (-50) as error code from SecItemAdd API. Below is the code for keychainwrapper.m #import "KeychainItemWrapper.h" #import "SynthesizeSingleton.h" #import <Security/Security.h> @interface KeychainItemWrapper (PrivateMethods) /* The decision behind the following two methods (secItemFormatToDictionary and dictionaryToSecItemFormat) was to

问题 On first Push of ViewController it shows navbar title and backbarbuttonitem but when i turn page over nav bar title gets updated which is good as per requirement but at the same time navbar title reflects on the backbarbuttonitem and gets updated each time when i turn page over To perform the PDF Segue. Here is my code for reference - (IBAction)ReadAction:(id)sender { [self performSegueWithIdentifier:@"MySegue" sender:sender]; } - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id

问题 I have integrated google plus in my ios app ,I am able to sign in successfully but I am not able to get email Id of current user that is logged in. I have referd to https://developers.google.com/+/mobile/ios/ and have followed all the steps that are necessary for sign in! So, How i get current User Mail ID that is Login In Google plus? 回答1: go to GTMOAuth2Authentication.m file method setKeysForResponseDictionary in dic returns access token at end of method. accessTocken = [dict valueForKey:@

问题 iOS 6.1 When a button is tapped, I want to perform a transition from an imageview to a webview. The problem is that the very first time the webview loads, the page is white and the html page loads after the transition: NepContainerView *containerInFrame = (NepContainerView *)[self view]; UIWebView *webView = [[UIWebView alloc] initWithFrame:self.view.frame]; [webView loadHTMLString:html baseURL:nil]; [UIView transitionWithView:containerInFrame duration:DURATION_TRANS_PHOTO_DESC options

问题 In my iOS app , I have integrated the adaptive payment using paypal sdk from https://www.x.com/developers/paypal/documentation-tools/paypal-sdk-index After paypal changed their site , I am not able to perform transaction using above library. Here is my code -(void)processSplitPaymentWithFacebuyAdminPayPalId:(NSString*)adminId sellerPayPalId:(NSString*)sellerId withAdminPercentage:(NSNumber*)adminPercentage forTotalAmount:(NSNumber*)totalAmount andShippingCharges:(NSNumber*)shippingCharges {

问题 How to create a new image with specified frame in a UIView, the view contains imageviews and buttons also.I also need to get the image in the specified frame as a new image. I've tried this but it not correct. I need to crop from UIView and make it as a new UIImage. 回答1: You need to import this framework in your project. #import <QuartzCore/QuartzCore.h> And use following code [imageView.layer setBorderColor: [[UIColor blackColor] CGColor]]; [imageView.layer setBorderWidth: 2.0]; // set

问题 I've reproduced this on two separate iPod touch devices running iOS 6. iPhone does not seem to be affected, neither is iPad. I'm using a sprite file for images in my web application. I am now trying to provide retina support, so I have created a separate retina sprite file which is twice the dimensions of the low quality one. It seems like neither Chrome nor Safari like to display this. I'm doing the following: .img { background: url(xx-retina.png) no-resize top left; height: xx; width: xx;

问题 I've been struggling with this all morning for more than 3 hours now and I'm literally going insane! I'm creating a Storyboard app for iOS 6 using Xcode 4.6. I dragged and dropped a UIScrollView to a ViewController. After designing the viewable part of the Scroll view, using its handles I stretched it vertically and pushed it up a bit so that that part is visible for me to design the rest of the screen. After I was done I positioned the scroll view back to fit the view. But I did not resize

问题 I seem to be having difficulties with my iOS Application. It's deployment target is iOS5.0, however I am using the iOS 6.0 SDK. In my View Controller I have: -(NSUInteger)supportedInterfaceOrientations { return UIInterfaceOrientationMaskPortrait; } - (UIInterfaceOrientation)preferredInterfaceOrientationForPresentation { return UIInterfaceOrientationMaskPortrait; } -(BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation { return (toInterfaceOrientation ==

问题 I'm working on an app that's supposed to work on both iOS 6 and iOS 7, and have the same flat design for both. I'm trying to customize my UISegmentedControl to have borders, corner radius and all, but I can't figure out how to do so. I've only mange to have a flat background so far. Does anyone have any advice to have an iOS 6 UISegmentedControl look like an iOS 7 one ? EDIT : I would like to have instead of 回答1: You can use below code: // To set colour of text NSDictionary *attributes =