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2014/10/15 ¤U¤È 10:10:34
iphone Programming Glossary: invokedHow to create a UIImage from the current graphics context? http://stackoverflow.com/questions/1112947/how-to-create-a-uiimage-from-the-current-graphics-context c CGContextRestoreGState c ... where _pathArray is of type CFArrayRef and is populated every time touchesEnded is invoked. Also note that drawRect may be invoked several times as the user draws. When the user is done I'd like to create a UIImage.. _pathArray is of type CFArrayRef and is populated every time touchesEnded is invoked. Also note that drawRect may be invoked several times as the user draws. When the user is done I'd like to create a UIImage object that represents the graphics..
iOS6: supportedInterfaceOrientations not working (is invoked but the interface still rotates) http://stackoverflow.com/questions/12447552/ios6-supportedinterfaceorientations-not-working-is-invoked-but-the-interface-s supportedInterfaceOrientations not working is invoked but the interface still rotates In my app I have multiple views some views need to support both portrait and landscape..
iPhone viewWillAppear not firing http://stackoverflow.com/questions/131062/iphone-viewwillappear-not-firing If you use a navigation controller and set its delegate then the view Will Did Appear Disappear methods are not invoked. You need to use the navigation controller delegate methods instead navigationController willShowViewController animated..
How to save the content in UIWebView for faster loading on next launch? http://stackoverflow.com/questions/1343515/how-to-save-the-content-in-uiwebview-for-faster-loading-on-next-launch textEncodingName nil cacheResponse NSCachedURLResponse alloc initWithResponse response data content the store is invoked automatically. NSFileManager defaultManager createDirectoryAtPath absolutePath withIntermediateDirectories YES attributes..
http://stackoverflow.com/questions/1539017/nsarray-with-c-types foo and then cast some random CFType to id and send it the foo message you'd see your implementation of foo invoked. So the compiler warning here is the only problem. You can cast to id to avoid it. All of this is supported. Ken Ferry Cocoa..
NSOperation and NSNotificationCenter on the main thread http://stackoverflow.com/questions/1973106/nsoperation-and-nsnotificationcenter-on-the-main-thread
Laying out & sizing of subviews in a UIViewController http://stackoverflow.com/questions/2037716/laying-out-sizing-of-subviews-in-a-uiviewcontroller negligible. If nothing else works there is always layoutSubviews there you could do manual layout if you have to it's invoked when system believes layout may have to change. there is also setNeedsLayout that I sometimes invoke from viewWillRotate..
How to unit test asynchronous APIs? http://stackoverflow.com/questions/2162213/how-to-unit-test-asynchronous-apis self now lock the semaphore which will block this thread until self.theLock unlockWithCondition 1 gets invoked self.theLock lockWhenCondition 1 make sure the async callback did in fact happen by checking whether it modified a variable..
Installing a configuration profile on iPhone - programmatically http://stackoverflow.com/questions/2338035/installing-a-configuration-profile-on-iphone-programmatically e mail a profile and click the attachment it will install as well. Installed in this case means The installation UI is invoked but I could not even get that far. So I was working under the theory that initiating a profile installation involves navigating..
Can I make POST or GET requests from an iphone application? http://stackoverflow.com/questions/319463/can-i-make-post-or-get-requests-from-an-iphone-application NSError error Show error void connectionDidFinishLoading NSURLConnection connection Once this method is invoked responseData contains the complete result This will send a GET. By the time the final method is called responseData will..
http://stackoverflow.com/questions/3539520/uitextview-inputview and hasText are implemented. In addition to that insertText doesn't cause the textViewDidChange delegate method to be invoked. Obviously I need to send the UIKeyInput method to some other object a field editor but how do I get it Any ideas iphone..
Is there any way to use window.onbeforeunload on Mobile Safari for iOS devices? http://stackoverflow.com/questions/4127621/is-there-any-way-to-use-window-onbeforeunload-on-mobile-safari-for-ios-devices check if the href starts with anything but a # and just add your onbeforeunload function add onclick which will be invoked before the href is looked at . Same for the forms but with onsubmit. And finaly for the elements changing the href with..
NSURLConnection and grand central dispatch http://stackoverflow.com/questions/5037545/nsurlconnection-and-grand-central-dispatch requests to go at once. If I go the gcd route I'm not sure which thread the NSUrlConnectionDelegate methods get invoked on. NSURLConnection relies on delegates so once the connection is complete whatever wrapper class that handles it will need.. that handles it will need to invoke its caller. I'm not certain how to deal with all of the various callbacks that are invoked when the connection work starts up finishes void connection NSURLConnection aConnection didReceiveResponse NSURLResponse..
Show UITabBar when UIViewController pushed http://stackoverflow.com/questions/5072382/show-uitabbar-when-uiviewcontroller-pushed Now when a UITabBar instance gets a message actionsForLayer forKey the custom method customActionForLayer forKey is invoked. It intercepts the key position and returns an animation from the right. If it's for another key it invokes the original..
applicationWillTerminate when is it called and when not http://stackoverflow.com/questions/7818045/applicationwillterminate-when-is-it-called-and-when-not getting called. EDIT 3 The answer for the following question also did not work. applicationWillTerminate does not get invoked Anybody facing the similar issue as me iphone ios4 share improve this question In short unless you have UIApplicationExitsOnSuspend..
iOS 5: Curious about UIAppearance http://stackoverflow.com/questions/8257556/ios-5-curious-about-uiappearance
iOS Stream Audio from one iOS Device to Another http://stackoverflow.com/questions/8357514/ios-stream-audio-from-one-ios-device-to-another . AQPlayer represents an AudioQueue . Look closely at AQPlayer AQBufferCallback . That's the callback method that is invoked when the queue wants more data. You'll need to make sure that the set up of the queue data and the format of the data you.. playback you will have say a memory buffer that has 20 seconds of audio. Perhaps every second your callback will be invoked by the queue essentially saying give me another second's worth of data please . You could think of it as a playback head..
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