iOS 多快好省的宏

//  字符串：

002#ifndef nilToEmpty

003#define nilToEmpty(object) (object!=nil)?object:@""

004#endif

005 

006#ifndef formatStringOfObject

007#define formatStringOfObject(object) [NSString stringWithFormat:@"%@", object]

008#endif

009 

010#ifndef nilToEmptyFormatStringOfObject

011#define nilToEmptyFormatStringOfObject(object) formatStringOfObject(nilToEmpty(object))

012#endif

013 

014 

015 

016//  图片：

017#ifndef imagePath

018#define imagePath(imageName) [[NSBundle mainBundle] pathForResource:imageName ofType:@"png"]

019#endif

020 

021 

022//  颜色

023#define RGBA(r, g, b, a)                    [UIColor colorWithRed:r/255.0f green:g/255.0f blue:b/255.0f alpha:a]

024#define RGB(r, g, b)                        RGBA(r, g, b, 1.0f)

025#define HEXCOLOR(c)                         [UIColor colorWithRed:((c>>16)&0xFF)/255.0f green:((c>>8)&0xFF)/255.0f blue:(c&0xFF)/255.0f alpha:1.0f];

026 

027 

028//  debug

029#define debug(...) NSLog(@"%s %@", __PRETTY_FUNCTION__, [NSString stringWithFormat:__VA_ARGS__])

030 

031 

032//  iOS 支持

033#define SUPPORT_IPHONE_OS_VERSION(version) ( __IPHONE_OS_VERSION_MIN_REQUIRED <= version && __IPHONE_OS_VERSION_MAX_ALLOWED >= version)

034 

035 

036//  Application delegate

037#define ApplicationDelegate                 ((AppDelegate *)[[UIApplication sharedApplication] delegate])

038 

039 

040//  主要单例

041#define UserDefaults                        [NSUserDefaults standardUserDefaults]

042#define NotificationCenter                  [NSNotificationCenter defaultCenter]

043#define SharedApplication                   [UIApplication sharedApplication]

044 

045 

046#define Bundle                              [NSBundle mainBundle]

047 

048#define MainScreen                          [UIScreen mainScreen]

049 

050 

051//  网络指示

052#define ShowNetworkActivityIndicator()      [UIApplication sharedApplication].networkActivityIndicatorVisible = YES

053#define HideNetworkActivityIndicator()      [UIApplication sharedApplication].networkActivityIndicatorVisible = NO

054#define NetworkActivityIndicatorVisible(x)  [UIApplication sharedApplication].networkActivityIndicatorVisible = x

055 

056 

057//  主要控件

058#define NavBar                              self.navigationController.navigationBar

059#define TabBar                              self.tabBarController.tabBar

060 

061 

062//  大小尺寸

063#define ScreenWidth                         [[UIScreen mainScreen] bounds].size.width

064#define ScreenHeight                        [[UIScreen mainScreen] bounds].size.height

065 

066#define NavBarHeight                        self.navigationController.navigationBar.bounds.size.height

067#define TabBarHeight                        self.tabBarController.tabBar.bounds.size.height

068 

069 

070#define TouchHeightDefault                  44.0f

071#define TouchHeightSmall                    32.0f

072 

073 

074#define ViewWidth(v)                        v.frame.size.width

075#define ViewHeight(v)                       v.frame.size.height

076#define ViewX(v)                            v.frame.origin.x

077#define ViewY(v)                            v.frame.origin.y

078 

079 

080#define SelfViewWidth                       self.view.bounds.size.width

081#define SelfViewHeight                      self.view.bounds.size.height

082 

083 

084#define RectX(rect)                            rect.origin.x

085#define RectY(rect)                            rect.origin.y

086#define RectWidth(rect)                        rect.size.width

087#define RectHeight(rect)                       rect.size.height

088 

089 

090#define RectSetWidth(rect, w)                  CGRectMake(RectX(rect), RectY(rect), w, RectHeight(rect))

091#define RectSetHeight(rect, h)                 CGRectMake(RectX(rect), RectY(rect), RectWidth(rect), h)

092#define RectSetX(rect, x)                      CGRectMake(x, RectY(rect), RectWidth(rect), RectHeight(rect))

093#define RectSetY(rect, y)                      CGRectMake(RectX(rect), y, RectWidth(rect), RectHeight(rect))

094 

095 

096#define RectSetSize(rect, w, h)                CGRectMake(RectX(rect), RectY(rect), w, h)

097#define RectSetOrigin(rect, x, y)              CGRectMake(x, y, RectWidth(rect), RectHeight(rect))

098 

099 

100 

101//  内存管理

102#if ! __has_feature(objc_arc)

103    #define SBAutorelease(__v) ([__v autorelease]);

104    #define SBReturnAutoreleased SBAutorelease

105 

106    #define SBRetain(__v) ([__v retain]);

107    #define SBReturnRetained SBRetain

108 

109    #define SBRelease(__v) ([__v release]);

110 

111    #define SBDispatchQueueRelease(__v) (dispatch_release(__v));

112#else

113    // -fobjc-arc

114    #define SBAutorelease(__v)

115    #define SBReturnAutoreleased(__v) (__v)

116 

117    #define SBRetain(__v)

118    #define SBReturnRetained(__v) (__v)

119 

120    #define SBRelease(__v)

121 

122    #if TARGET_OS_IPHONE

123        // Compiling for iOS

124        #if __IPHONE_OS_VERSION_MIN_REQUIRED >= 60000

125            // iOS 6.0 or later

126            #define SBDispatchQueueRelease(__v)

127        #else

128            // iOS 5.X or earlier

129            #define SBDispatchQueueRelease(__v) (dispatch_release(__v));

130        #endif

131    #else

132        // Compiling for Mac OS X

133        #if MAC_OS_X_VERSION_MIN_REQUIRED >= 1080

134            // Mac OS X 10.8 or later

135            #define SBDispatchQueueRelease(__v)

136        #else

137            // Mac OS X 10.7 or earlier

138            #define SBDispatchQueueRelease(__v) (dispatch_release(__v));

139        #endif

140    #endif

141#endif