iOS重用宏定义

iOS 多快好省的宏（转）

原文地址：http://my.oschina.net/yongbin45/blog/150149

//  字符串：
#ifndef nilToEmpty
#define nilToEmpty(object) (object!=nil)?object:@""
#endif
 
#ifndef formatStringOfObject
#define formatStringOfObject(object) [NSString stringWithFormat:@"%@", object]
#endif
 
#ifndef nilToEmptyFormatStringOfObject
#define nilToEmptyFormatStringOfObject(object) formatStringOfObject(nilToEmpty(object))
#endif
 
//  图片：
#ifndef imagePath
#define imagePath(imageName) [[NSBundle mainBundle] pathForResource:imageName ofType:@"png"]
#endif
 
//  颜色
#define RGBA(r, g, b, a)                    [UIColor colorWithRed:r/255.0f green:g/255.0f blue:b/255.0f alpha:a]
#define RGB(r, g, b)                        RGBA(r, g, b, 1.0f)
#define HEXCOLOR(c)                         [UIColor colorWithRed:((c>>16)&0xFF)/255.0f green:((c>>8)&0xFF)/255.0f blue:(c&0xFF)/255.0f alpha:1.0f];
 
//  debug
#define debug(...) NSLog(@"%s %@", __PRETTY_FUNCTION__, [NSString stringWithFormat:__VA_ARGS__])
 
//  iOS 支持
#define SUPPORT_IPHONE_OS_VERSION(version) ( __IPHONE_OS_VERSION_MIN_REQUIRED <= version && __IPHONE_OS_VERSION_MAX_ALLOWED >= version)
 
//  Application delegate
#define ApplicationDelegate                 ((AppDelegate *)[[UIApplication sharedApplication] delegate])
 
//  主要单例
#define UserDefaults                        [NSUserDefaults standardUserDefaults]
#define NotificationCenter                  [NSNotificationCenter defaultCenter]
#define SharedApplication                   [UIApplication sharedApplication]
 
#define Bundle                              [NSBundle mainBundle]
 
#define MainScreen                          [UIScreen mainScreen]
 
//  网络指示
#define ShowNetworkActivityIndicator()      [UIApplication sharedApplication].networkActivityIndicatorVisible = YES
#define HideNetworkActivityIndicator()      [UIApplication sharedApplication].networkActivityIndicatorVisible = NO
#define NetworkActivityIndicatorVisible(x)  [UIApplication sharedApplication].networkActivityIndicatorVisible = x
 
//  主要控件
#define NavBar                              self.navigationController.navigationBar
#define TabBar                              self.tabBarController.tabBar
 
//  大小尺寸
#define ScreenWidth                         [[UIScreen mainScreen] bounds].size.width
#define ScreenHeight                        [[UIScreen mainScreen] bounds].size.height
 
#define NavBarHeight                        self.navigationController.navigationBar.bounds.size.height
#define TabBarHeight                        self.tabBarController.tabBar.bounds.size.height
 
#define TouchHeightDefault                  44.0f
#define TouchHeightSmall                    32.0f
 
#define ViewWidth(v)                        v.frame.size.width
#define ViewHeight(v)                       v.frame.size.height
#define ViewX(v)                            v.frame.origin.x
#define ViewY(v)                            v.frame.origin.y
 
#define SelfViewWidth                       self.view.bounds.size.width
#define SelfViewHeight                      self.view.bounds.size.height
 
#define RectX(rect)                            rect.origin.x
#define RectY(rect)                            rect.origin.y
#define RectWidth(rect)                        rect.size.width
#define RectHeight(rect)                       rect.size.height
 
#define RectSetWidth(rect, w)                  CGRectMake(RectX(rect), RectY(rect), w, RectHeight(rect))
#define RectSetHeight(rect, h)                 CGRectMake(RectX(rect), RectY(rect), RectWidth(rect), h)
#define RectSetX(rect, x)                      CGRectMake(x, RectY(rect), RectWidth(rect), RectHeight(rect))
#define RectSetY(rect, y)                      CGRectMake(RectX(rect), y, RectWidth(rect), RectHeight(rect))
 
#define RectSetSize(rect, w, h)                CGRectMake(RectX(rect), RectY(rect), w, h)
#define RectSetOrigin(rect, x, y)              CGRectMake(x, y, RectWidth(rect), RectHeight(rect))
 
//  内存管理
#if ! __has_feature(objc_arc)
    #define SBAutorelease(__v) ([__v autorelease]);
    #define SBReturnAutoreleased SBAutorelease
 
    #define SBRetain(__v) ([__v retain]);
    #define SBReturnRetained SBRetain
 
    #define SBRelease(__v) ([__v release]);
 
    #define SBDispatchQueueRelease(__v) (dispatch_release(__v));
#else
    // -fobjc-arc
    #define SBAutorelease(__v)
    #define SBReturnAutoreleased(__v) (__v)
 
    #define SBRetain(__v)
    #define SBReturnRetained(__v) (__v)
 
    #define SBRelease(__v)
 
    #if TARGET_OS_IPHONE
        // Compiling for iOS
        #if __IPHONE_OS_VERSION_MIN_REQUIRED >= 60000
            // iOS 6.0 or later
            #define SBDispatchQueueRelease(__v)
        #else
            // iOS 5.X or earlier
            #define SBDispatchQueueRelease(__v) (dispatch_release(__v));
        #endif
    #else
        // Compiling for Mac OS X
        #if MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
            // Mac OS X 10.8 or later
            #define SBDispatchQueueRelease(__v)
        #else
            // Mac OS X 10.7 or earlier
            #define SBDispatchQueueRelease(__v) (dispatch_release(__v));
        #endif
    #endif
#endif

iOS开发中那些高效常用的宏（转）

原文地址：http://blog.csdn.net/duxinfeng2010/article/details/9067947

//补充1
 
//----------------------图片----------------------------  
 
//读取本地图片
#define LOADIMAGE(file,ext) [UIImage imageWithContentsOfFile:[[NSBundle mainBundle]pathForResource:file ofType:ext]]  
 
//定义UIImage对象
#define IMAGE(A) [UIImage imageWithContentsOfFile:[[NSBundle mainBundle] pathForResource:A ofType:nil]]  
 
//定义UIImage对象
#define ImageNamed(_pointer) [UIImage imageNamed:[UIUtil imageName:_pointer]]  
 
//建议使用前两种宏定义,性能高于后者
//----------------------图片----------------------------  

//补充2
 
//----------------------其他----------------------------  
 
//方正黑体简体字体定义
#define FONT(F) [UIFont fontWithName:@"FZHTJW--GB1-0" size:F]  
 
//定义一个API
#define APIURL                @"http://xxxxx/"
//登陆API
#define APILogin              [APIURL stringByAppendingString:@"Login"]  
 
//设置View的tag属性
#define VIEWWITHTAG(_OBJECT, _TAG)    [_OBJECT viewWithTag : _TAG]
//程序的本地化,引用国际化的文件
#define MyLocal(x, ...) NSLocalizedString(x, nil)  
 
//G－C－D
#define BACK(block) dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), block)
#define MAIN(block) dispatch_async(dispatch_get_main_queue(),block)  
 
//NSUserDefaults 实例化
#define USER_DEFAULT [NSUserDefaults standardUserDefaults]  
 
//由角度获取弧度 有弧度获取角度
#define degreesToRadian(x) (M_PI * (x) / 180.0)
#define radianToDegrees(radian) (radian*180.0)/(M_PI)  
 
//单例化一个类
#define SYNTHESIZE_SINGLETON_FOR_CLASS(classname) \
\
static classname *shared##classname = nil; \
\
+ (classname *)shared##classname \
{ \
@synchronized(self) \
{ \
if (shared##classname == nil) \
{ \
shared##classname = [[self alloc] init]; \
} \
} \
\
return shared##classname; \
} \
\
+ (id)allocWithZone:(NSZone *)zone \
{ \
@synchronized(self) \
{ \
if (shared##classname == nil) \
{ \
shared##classname = [super allocWithZone:zone]; \
return shared##classname; \
} \
} \
\
return nil; \
} \
\
- (id)copyWithZone:(NSZone *)zone \
{ \
return self; \
}  
 
#endif

//补充3
 
//----------------------颜色类---------------------------
// rgb颜色转换（16进制->10进制）
#define UIColorFromRGB(rgbValue) [UIColor colorWithRed:((float)((rgbValue & 0xFF0000) >> 16))/255.0 green:((float)((rgbValue & 0xFF00) >> 8))/255.0 blue:((float)(rgbValue & 0xFF))/255.0 alpha:1.0]  
 
//带有RGBA的颜色设置
#define COLOR(R, G, B, A) [UIColor colorWithRed:R/255.0 green:G/255.0 blue:B/255.0 alpha:A]  
 
// 获取RGB颜色
#define RGBA(r,g,b,a) [UIColor colorWithRed:r/255.0f green:g/255.0f blue:b/255.0f alpha:a]
#define RGB(r,g,b) RGBA(r,g,b,1.0f)  
 
//背景色
#define BACKGROUND_COLOR [UIColor colorWithRed:242.0/255.0 green:236.0/255.0 blue:231.0/255.0 alpha:1.0]  
 
//清除背景色
#define CLEARCOLOR [UIColor clearColor]  
 
#pragma mark - color functions
#define RGBCOLOR(r,g,b) [UIColor colorWithRed:(r)/255.0f green:(g)/255.0f blue:(b)/255.0f alpha:1]
#define RGBACOLOR(r,g,b,a) [UIColor colorWithRed:(r)/255.0f green:(g)/255.0f blue:(b)/255.0f alpha:(a)]  
 
//----------------------颜色类-------------------------- 

//补充4
 
//----------------------系统----------------------------  
 
//获取系统版本
#define IOS_VERSION [[[UIDevice currentDevice] systemVersion] floatValue]
#define CurrentSystemVersion [[UIDevice currentDevice] systemVersion]  
 
//获取当前语言
#define CurrentLanguage ([[NSLocale preferredLanguages] objectAtIndex:0])  
 
//判断是否 Retina屏、设备是否%fhone 5、是否是iPad
#define isRetina ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(640, 960), [[UIScreen mainScreen] currentMode].size) : NO)
#define iPhone5 ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(640, 1136), [[UIScreen mainScreen] currentMode].size) : NO)
#define isPad (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)  
 
//判断是真机还是模拟器
#if TARGET_OS_IPHONE
//iPhone Device
#endif  
 
#if TARGET_IPHONE_SIMULATOR
//iPhone Simulator
#endif  
 
//检查系统版本
#define SYSTEM_VERSION_EQUAL_TO(v)                  ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] == NSOrderedSame)
#define SYSTEM_VERSION_GREATER_THAN(v)              ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] == NSOrderedDescending)
#define SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(v)  ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] != NSOrderedAscending)
#define SYSTEM_VERSION_LESS_THAN(v)                 ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] == NSOrderedAscending)
#define SYSTEM_VERSION_LESS_THAN_OR_EQUAL_TO(v)     ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] != NSOrderedDescending)  
 
//----------------------系统----------------------------