常用宏定義 - 系統相關

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/** 是否iPad */
#define isPad (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)/** 是否iPad */
#define someThing (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)? ipad: iphone/** 獲取系統版本 */
#define IOS_VERSION ［[UIDevice currentDevice] systemVersion] floatValue]
#define CurrentSystemVersion ［UIDevice currentDevice] systemVersion]/** 獲取當前語言 */
#define CurrentLanguage (［NSLocale preferredLanguages] objectAtIndex:0])/** 判斷是否 Retina屏、設備是否%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)/** 判斷設備的操做系統是不是ios7 */
#define IOS7 (［[UIDevice currentDevice].systemVersion doubleValue] >= 7.0]/** 判斷當前設備是不是iphone5 */
#define kScreenIphone5 ((［UIScreen mainScreen] bounds].size.height)>=568)/** 獲取當前屏幕的高度 */
#define CHScreenH ([UIScreen mainScreen].applicationFrame.size.height)
/** 獲取當前屏幕的寬度 */
#define CHScreenW ([UIScreen mainScreen].applicationFrame.size.width)/** 定義一個define函數 */
#define TT_RELEASE_CF_SAFELY(__REF) { if (nil != (__REF)) { CFRelease(__REF); __REF = nil; } }/** 判斷是真機還是模擬器 */
#if TARGET_OS_IPHONE//iPhone Device
#endif#if TARGET_IPHONE_SIMULATOR//iPhone Simulator
#endif/** 檢查系統版本 */
#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)