2014/10/15 下午 10:13:13

iphone Programming Glossary: redeclare

iPhone Obj-C: Anonymous Category or “private” Category?

http://stackoverflow.com/questions/1052233/iphone-obj-c-anonymous-category-or-private-category

@implementation just like the methods properties found in the public @interface. Class extensions can also be used to redeclare a publicly readonly @property as readwrite prior to @synthesize'ing the accessors. Example Foo.h @interface Foo NSObject..

Declaration/definition of variables locations in ObjectiveC?

http://stackoverflow.com/questions/12632285/declaration-definition-of-variables-locations-in-objectivec

You could for instance declare a readonly property in your header. @property nonatomic readonly myReadOnlyVar and redeclare it in your implementation file as readwrite to be able to set it using the property syntax and not only via direct access..

Pass a variable between lots of UIVIewControllers

http://stackoverflow.com/questions/3984702/pass-a-variable-between-lots-of-uiviewcontrollers

#import UIKit UIKit.h extern NSString myGlobalString @interface MyFirstViewController UIViewController ... You'd then redeclare it in your .m file without the extern. #import MyFirstViewController.h NSString myGlobalString @implementation MyFirstViewController.. extern. #import MyFirstViewController.h NSString myGlobalString @implementation MyFirstViewController You shouldn't redeclare it in the other .m or .h files but you can access the variable in all files that import MyFirstViewController.h . When setting..

Objective C — narrow instance variable types in subclasses?

http://stackoverflow.com/questions/4248066/objective-c-narrow-instance-variable-types-in-subclasses

that and I'm wondering if there is a better way. iphone ios subclassing share improve this question No you can't redeclare ivars at all. However you can make a new method based property without making a new ivar. @property nonatomic copy NSMutableArray..

UISearchBar inputAccessoryView

http://stackoverflow.com/questions/7058133/uisearchbar-inputaccessoryview

supplied input view such as the keyboard or a custom input view one you provide in the inputView property should redeclare this property as readwrite and use it to manage their custom accessory view. When the receiver subsequently becomes the..