Cocoaã®æ—¥ã€…: é…延実行を Blocksã§è¨˜è¿°ã™ã‚‹
iOS/iPhone/iPad/MacOSX プãƒã‚°ãƒ©ãƒŸãƒ³ã‚°, Objective-C, Cocoaãªã© 数秒後ã«æŒ‡å®šã—㟠Blocks を実行ã™ã‚‹ãƒ¡ã‚½ãƒƒãƒ‰ã‚’作ã£ã¦ã¿ãŸã€‚利用イメージã¯ã“ã‚“ãªæ„Ÿã˜ã€‚ [self performBlock:^(void) { self.label.text = @"DONE-4"; } afterDelay:4]; performSelector:withObject:afterDelay: NSObject ã«ã¯æ•°ç§’後ã«æŒ‡å®šã—ãŸãƒ¡ãƒƒã‚»ãƒ¼ã‚¸ã‚’投ã’るメソッドãŒç”¨æ„ã•ã‚Œã¦ã„る。 NSObject Class Reference - performSelector:withObject:afterDelay: ã“れを利用ã—ã¦æ¸¡ã•ã‚ŒãŸ Blocksを実行ã™ã‚‹ãƒ¡ã‚½ãƒƒãƒ‰ã‚’用æ„ã™ã‚‹ã€‚今回㯠NSObject ã®ã‚«ãƒ†ã‚´ãƒªã¨ã—ã¦å®Ÿè£…ã—ã¦ã¿ãŸã€‚ ã“ã‚“ãªæ„Ÿã˜ã€‚ @interface
Programming with C Blocks on Apple Devices
Programming with C Blocks On Apple Devices by Joachim Bengtsson What are Blocks? What are Blocks Good For? Getting Started On and for Mac OS X 10.6 Snow Leopard, or for iOS 4 On Mac OS X 10.5 Leopard or for iPhone Blocks in C Syntax and Usage Memory Management Blocks in Objective-C Blocks and ARC (Automatic Reference Counting) Blocks in C++ Block Goodies References and Additional Sources Version H
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