iOS常用的宏(整理)--持续更新

来源：互联网发布：页面加载完毕后执行js 编辑：程序博客网时间：2024/05/16 12:31

获取设备大小

//NavBar高度  #define NavigationBar_HEIGHT 44  //获取屏幕 宽度、高度  #define SCREEN_WIDTH ([UIScreen mainScreen].bounds.size.width)  #define SCREEN_HEIGHT ([UIScreen mainScreen].bounds.size.height)

打印日志

//DEBUG  模式下打印日志,当前行  #ifdef DEBUG  #   define DLog(fmt, ...) NSLog((@"%s [Line %d] " fmt), __PRETTY_FUNCTION__, __LINE__, ##__VA_ARGS__);  #else  #   define DLog(...)  #endif  //重写NSLog,Debug模式下打印日志和当前行数  #if DEBUG  #define NSLog(FORMAT, ...) fprintf(stderr,"\nfunction:%s line:%d content:%s\n", __FUNCTION__, __LINE__, [[NSString stringWithFormat:FORMAT, ##__VA_ARGS__] UTF8String]);  #else  #define NSLog(FORMAT, ...) nil  #endif  //DEBUG  模式下打印日志,当前行 并弹出一个警告  #ifdef DEBUG  #   define ULog(fmt, ...)  { UIAlertView *alert = [[UIAlertView alloc] initWithTitle:[NSString stringWithFormat:@"%s\n [Line %d] ", __PRETTY_FUNCTION__, __LINE__] message:[NSString stringWithFormat:fmt, ##__VA_ARGS__]  delegate:nil cancelButtonTitle:@"Ok" otherButtonTitles:nil]; [alert show]; }  #else  #   define ULog(...)  #endif  #define ITTDEBUG  #define ITTLOGLEVEL_INFO     10  #define ITTLOGLEVEL_WARNING  3  #define ITTLOGLEVEL_ERROR    1  #ifndef ITTMAXLOGLEVEL  #ifdef DEBUG  #define ITTMAXLOGLEVEL ITTLOGLEVEL_INFO  #else  #define ITTMAXLOGLEVEL ITTLOGLEVEL_ERROR  #endif  #endif  // The general purpose logger. This ignores logging levels.  #ifdef ITTDEBUG  #define ITTDPRINT(xx, ...)  NSLog(@"%s(%d): " xx, __PRETTY_FUNCTION__, __LINE__, ##__VA_ARGS__)  #else  #define ITTDPRINT(xx, ...)  ((void)0)  #endif  // Prints the current method's name.  #define ITTDPRINTMETHODNAME() ITTDPRINT(@"%s", __PRETTY_FUNCTION__)  // Log-level based logging macros.  #if ITTLOGLEVEL_ERROR <= ITTMAXLOGLEVEL  #define ITTDERROR(xx, ...)  ITTDPRINT(xx, ##__VA_ARGS__)  #else  #define ITTDERROR(xx, ...)  ((void)0)  #endif  #if ITTLOGLEVEL_WARNING <= ITTMAXLOGLEVEL  #define ITTDWARNING(xx, ...)  ITTDPRINT(xx, ##__VA_ARGS__)  #else  #define ITTDWARNING(xx, ...)  ((void)0)  #endif  #if ITTLOGLEVEL_INFO <= ITTMAXLOGLEVEL  #define ITTDINFO(xx, ...)  ITTDPRINT(xx, ##__VA_ARGS__)  #else  #define ITTDINFO(xx, ...)  ((void)0)  #endif  #ifdef ITTDEBUG  #define ITTDCONDITIONLOG(condition, xx, ...) { if ((condition)) { \  ITTDPRINT(xx, ##__VA_ARGS__); \  } \  } ((void)0)  #else  #define ITTDCONDITIONLOG(condition, xx, ...) ((void)0)  #endif  #define ITTAssert(condition, ...)                                       \  do {                                                                      \  if (!(condition)) {                                                     \  [[NSAssertionHandler currentHandler]                                  \  handleFailureInFunction:[NSString stringWithUTF8String:__PRETTY_FUNCTION__] \  file:[NSString stringWithUTF8String:__FILE__]  \  lineNumber:__LINE__                                  \  description:__VA_ARGS__];                             \  }                                                                       \  } while(0)

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)

内存

//使用ARC和不使用ARC  #if __has_feature(objc_arc)  //compiling with ARC  #else  // compiling without ARC  #endif  #pragma mark - common functions  #define RELEASE_SAFELY(__POINTER) { [__POINTER release]; __POINTER = nil; }  //释放一个对象  #define SAFE_DELETE(P) if(P) { [P release], P = nil; }  #define SAFE_RELEASE(x) [x release];x=nil

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

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)]

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; \  }

//获取一段时间间隔#define kStartTime CFAbsoluteTime start = CFAbsoluteTimeGetCurrent();#define kEndTime  NSLog(@"Time: %f", CFAbsoluteTimeGetCurrent() - start)

//字符串是否为空#define kStringIsEmpty(str) ([str isKindOfClass:[NSNull class]] || str == nil || [str length] < 1 ? YES : NO )//数组是否为空#define kArrayIsEmpty(array) (array == nil || [array isKindOfClass:[NSNull class]] || array.count == 0)//字典是否为空#define kDictIsEmpty(dic) (dic == nil || [dic isKindOfClass:[NSNull class]] || dic.allKeys == 0)//是否是空对象#define kObjectIsEmpty(_object) (_object == nil \|| [_object isKindOfClass:[NSNull class]] \|| ([_object respondsToSelector:@selector(length)] && [(NSData *)_object length] == 0) \|| ([_object respondsToSelector:@selector(count)] && [(NSArray *)_object count] == 0))

//APP版本号#define kAppVersion [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleShortVersionString"]//系统版本号#define kSystemVersion [[UIDevice currentDevice] systemVersion]//获取当前语言#define kCurrentLanguage ([[NSLocale preferredLanguages] objectAtIndex:0])//判断是否为iPhone#define kISiPhone (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone)//判断是否为iPad#define kISiPad (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)

系统提供

//当前系统支持的最大版本__IPHONE_OS_VERSION_MAX_ALLOWED#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_8_0     // iOS 8.0及其以上版本的处理#else     // iOS 8.0及其以下版本的处理#endif     */#define IOS_VERSION [[[UIDevice currentDevice] systemVersion] floatValue]//调用if (IOS_VERSION >=8.0){}

//判断是真机还是模拟器#if TARGET_OS_IPHONE//真机#endif#if TARGET_IPHONE_SIMULATOR//模拟器#endif

参考:
1. http://www.cocoachina.com/industry/20130328/5907.html
2.
http://blog.csdn.net/duxinfeng2010/article/details/9067947

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