ボタンを一時的に無効化する - Qiita@interface UIControl (AfterDelay) - (void)setEnabled:(BOOL)enabled afterDelay:(NSTimeInterval)delay; @end @implementation - (void)setEnabled:(BOOL)enabled afterDelay:(NSTimeInterval)delay { int64_t delayInMilliSeconds = delay * 1000; dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, delayInMilliSeconds * NSEC_PER_MSEC); dispatch_after(popTime, dispatch_get_main_queue(), ^(void){ [self set
