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2014/10/15 ¤U¤È 10:13:57
iphone Programming Glossary: setframeObjective-C - When to use 'self' http://stackoverflow.com/questions/2385980/objective-c-when-to-use-self a setter method mainViewController.view.frame UIScreen mainScreen .applicationFrame expands to mainViewController view setFrame UIScreen mainScreen applicationFrame Ideally to future proof your code you should also be using self.mainViewController..
How to hide uitabbarcontroller http://stackoverflow.com/questions/5272290/how-to-hide-uitabbarcontroller setAnimationDuration 0.5 for UIView view in tabbarcontroller.view.subviews if view isKindOfClass UITabBar class view setFrame CGRectMake view.frame.origin.x 480 view.frame.size.width view.frame.size.height else view setFrame CGRectMake view.frame.origin.x.. class view setFrame CGRectMake view.frame.origin.x 480 view.frame.size.width view.frame.size.height else view setFrame CGRectMake view.frame.origin.x view.frame.origin.y view.frame.size.width 480 UIView commitAnimations void showTabBar UITabBarController.. 0.5 for UIView view in tabbarcontroller.view.subviews NSLog @ @ view if view isKindOfClass UITabBar class view setFrame CGRectMake view.frame.origin.x 431 view.frame.size.width view.frame.size.height else view setFrame CGRectMake view.frame.origin.x..
What are the Dangers of Method Swizzling in Objective C? http://stackoverflow.com/questions/5339276/what-are-the-dangers-of-method-swizzling-in-objective-c way that we think about method swizzling slightly. Most swizzling is done like this @interface NSView NSObject void setFrame NSRect frame @end @implementation NSView MyViewAdditions void my_setFrame NSRect frame do custom work self my_setFrame frame.. like this @interface NSView NSObject void setFrame NSRect frame @end @implementation NSView MyViewAdditions void my_setFrame NSRect frame do custom work self my_setFrame frame void load self swizzle @selector setFrame with @selector my_setFrame.. setFrame NSRect frame @end @implementation NSView MyViewAdditions void my_setFrame NSRect frame do custom work self my_setFrame frame void load self swizzle @selector setFrame with @selector my_setFrame @end This works just fine but what would happen..
Changing the size of the UISearchBar TextField? http://stackoverflow.com/questions/556814/changing-the-size-of-the-uisearchbar-textfield to work. UITextField textField UITextField self.search subviews objectAtIndex 0 CGRect r textField.frame textField setFrame CGRectMake r.origin.x r.origin.y r.size.height r.size.width 30 Any ideas iphone search uitableview share improve this..
When is layoutSubviews called? http://stackoverflow.com/questions/728372/when-is-layoutsubviews-called to be called on the view being added the view it ™s being added to target view and all the subviews of the target view setFrame intelligently calls layoutSubviews on the view having it ™s frame set only if the size parameter of the frame is different..
UIButton can't be touched while animated with UIView animateWithDuration http://stackoverflow.com/questions/8346100/uibutton-cant-be-touched-while-animated-with-uiview-animatewithduration UIViewAnimationOptionAllowUserInteraction animations ^ CGRect r btn frame r.origin.y 40 btn setFrame r completion ^ BOOL done if done UIView animateWithDuration 0.3 delay 1 options UIViewAnimationOptionCurveEaseIn.. UIViewAnimationOptionAllowUserInteraction animations ^ CGRect r btn frame r.origin.y 40 btn setFrame r completion ^ BOOL done if done zombiePopping 0 The problem is it seems the button doesnt respond to touches while..
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