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2014/10/15 ¤U¤È 10:04:59
iphone Programming Glossary: cfrunlooprunHow do I synthesize sounds with CoreAudio on iPhone/Mac http://stackoverflow.com/questions/1361148/how-do-i-synthesize-sounds-with-coreaudio-on-iphone-mac noErr break AudioQueueCallback NULL audioQueue mBuffer if err noErr err AudioQueueStart audioQueue NULL if err noErr CFRunLoopRun You callback method AudioQueueCallback will then be called whenever the AudioQueue needs more data. Implement with something..
IOHIDEventSystemCreate on iOS6 failed http://stackoverflow.com/questions/14354240/iohideventsystemcreate-on-ios6-failed CFRunLoopGetCurrent kCFRunLoopDefaultMode IOHIDEventSystemClientRegisterEventCallback system handle_event NULL NULL CFRunLoopRun But I don't know why it only reports multitouch keyboard events. SpringBoard in iOS6 calls this IOHIDEventSystemClientSetMatchingMultiple..
Asynchronous request to the server from background thread http://stackoverflow.com/questions/1728631/asynchronous-request-to-the-server-from-background-thread from exiting with void downloadImage NSAutoreleasePool pool NSAutoreleasePool alloc init self downloadImage urlString CFRunLoopRun Avoid thread exiting pool release However this means the thread will never exit. So you need to stop it when you're done...
Background threads consuming 100% CPU on iPhone 3GS causes latent main thread http://stackoverflow.com/questions/1940903/background-threads-consuming-100-cpu-on-iphone-3gs-causes-latent-main-thread In order to prevent each operation from returning before the connection has had a chance to finish I call CFRunLoopRun as seen here void connectInBackground NSURLRequest URLRequest TTURLConnection connection TTURLConnection alloc initWithRequest.. connection completes the work. Delegate methods will continue the run loop when the connection is finished. CFRunLoopRun connection release Once the connection finishes the final connection delegate selector calls CFRunLoopStop CFRunLoopGetCurrent.. NSURLConnection connection TTURLConnection ttConnection TTURLConnection connection ... Resume execution where CFRunLoopRun was called. CFRunLoopStop CFRunLoopGetCurrent void connection NSURLConnection connection didFailWithError NSError error..
iPhone crash that only happens on one phone http://stackoverflow.com/questions/4788155/iphone-crash-that-only-happens-on-one-phone 6 12 CoreFoundation 0x33a484f4 __CFRunLoopDoSources0 188 13 CoreFoundation 0x33a47e54 __CFRunLoopRun 224 14 CoreFoundation 0x33a47c80 CFRunLoopRunSpecific 224 15 CoreFoundation 0x33a47b88 CFRunLoopRunInMode 52 16 GraphicsServices.. 0x33a484f4 __CFRunLoopDoSources0 188 13 CoreFoundation 0x33a47e54 __CFRunLoopRun 224 14 CoreFoundation 0x33a47c80 CFRunLoopRunSpecific 224 15 CoreFoundation 0x33a47b88 CFRunLoopRunInMode 52 16 GraphicsServices 0x33b0e4a4 GSEventRunModal 108 17 GraphicsServices.. 0x33a47e54 __CFRunLoopRun 224 14 CoreFoundation 0x33a47c80 CFRunLoopRunSpecific 224 15 CoreFoundation 0x33a47b88 CFRunLoopRunInMode 52 16 GraphicsServices 0x33b0e4a4 GSEventRunModal 108 17 GraphicsServices 0x33b0e550 GSEventRun 56 18 UIKit 0x32099322..
keyboard in UIActionSheet does not type anything http://stackoverflow.com/questions/5589482/keyboard-in-uiactionsheet-does-not-type-anything and move it into place madelegate performSelector @selector acceptInput withObject actionSheet Start the run loop CFRunLoopRun Retrieve the user choices NSUInteger index madelegate.index NSString answer madelegate.text copy autorelease if index 1..
How to Maintain VOIP socket connection in background? http://stackoverflow.com/questions/5987495/how-to-maintain-voip-socket-connection-in-background signaling protocol is working in a separate thread so I am spinning the runLoop my self Start runloop while m_needStop CFRunLoopRun And stopping it when needed m_needStop true QAutoLock l m_runLoopGuard if m_runLoop NULL CFRunLoopStop m_runLoop For the..
Objective-C: Asynchronously populate UITableView - how to do this? http://stackoverflow.com/questions/7491517/objective-c-asynchronously-populate-uitableview-how-to-do-this nil self setData nil super dealloc void main NSURLConnection connectionWithRequest self request delegate self CFRunLoopRun void connection NSURLConnection connection didReceiveResponse NSHTTPURLResponse resp self setStatusCode resp statusCode..
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